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{"id": "cddfa355eb5ccfdaba550f119f8ff057", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 2.0], "U3": [4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 3.0], "U4": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 3.0, 2.0, 4.0], "I2": ["The Monstrumologist", "Dark Hunter: A Villain.net novel", "Secret Society", "Blacklands: A Novel", "Fat Cat", "Devoured", "Have You Ever Seen a Sneep?", "The Reapers", "Captivate (Need)", "Dinosaurs Love Underpants (The Underpants Books)"], "I3": ["The Unnamed", "Hush, Hush", "Can You Make a Scary Face?", "Lips Touch: Three Times", "The Lock Artist: A Novel", "What Pet To Get?", "Sleep Big Bear Sleep", "Not Last Night But the Night Before", "Bloodroot", "The Waking: Dreams of the Dead (old edition)"], "I4": ["Here Comes Jack Frost", "My Elephant", "Incarceron", "Fun and Games: A Spot-It Challenge", "Malice: Book 1", "Woof: A Love Story", "Bunny Days", "Beautiful Creatures. by Kami Garcia & Margaret Stohl", "Pastworld", "The First Rule (A Joe Pike Novel)"]}
{"id": "8faa8634df27eab3cd5c3d9524ec0bea", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 3.0, 2.0, 4.0, 4.0, 3.0, 2.0, 5.0, 4.0, 4.0], "U3": [3.0, 4.0, 3.0, 2.0, 5.0, 5.0, 4.0, 4.0, 4.0, 3.0], "U4": [4.0, 5.0, 4.0, 2.0, 5.0, 5.0, 3.0, 3.0, 4.0, 4.0], "I2": ["The Taken: Celestial Blues: Book One (Celestial Blues Trilogy)", "The Taken: Celestial Blues (Celestial Blues Series Book 1) - Kindle edition", "The Monster of Silver Creek", "Infinite Devotion: Second Book of the Infinite Series (Volume 2)", "Precinct 13", "The Path", "Murder Unmentionable (Sweet Nothings)", "The Past Never Ends", "The Last Grimm: Red's Hood", " Shifting Is for the Goyim eBook"], "I3": ["Afraid To Die (Selena Alvarez / Regan Pescoli)", " Sight Unseen eBook", "Ascension: A Dark Breed Novel (Dark Breed Novels)", "Ceremony in Death", "Something Strange and Deadly (Something Strange and Deadly Trilogy)", "Supernova (Supernova Saga)", "The Magic Half", "Recaptured Dreams", "Poison", "Bedeviled: A Dark Breed Novel (Dark Breed Novels)"], "I4": ["Clockwork Angels: The Novel", "Dead Harvest", "The Cult of Koo Kway", "Chosen: A Dark Breed Novel (Dark Breed Novels)", "Halfway to the Grave (Night Huntress, Book 1)", " Sherlock Holmes", "Immortal Beloved", "Word and Breath", "Storm of Arranon (Volume 1)", "Last Wool and Testament: A Haunted Yarn Shop Mystery"]}
{"id": "cf7204cbe7995e2a69b961b1e1f03266", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [1.0, 5.0, 5.0, 5.0, 1.0, 1.0, 5.0, 3.0, 3.0, 5.0], "U3": [1.0, 5.0, 5.0, 5.0, 5.0, 4.0, 1.0, 5.0, 1.0, 5.0], "U4": [1.0, 1.0, 1.0, 5.0, 1.0, 5.0, 5.0, 5.0, 1.0, 4.0], "I2": ["Enough Is Enough: Building a Sustainable Economy in a World of Finite Resources", "Osteopathy and the Zombie Apocalypse: Disaster survival with the masters of health, including alternative and natural medicine: Why you want an ... doctor with you at the end of the world!", "Rhythms of a Himalayan Village", "Invisible Men: Mass Incarceration and the Myth of Black Progress", "Plunder and Blunder: The Rise and Fall of the Bubble Economy", "Too Smart for our Own Good: The Ecological Predicament of Humankind", "Something New Under the Sun: An Environmental History of the Twentieth-Century World", "Crime and Public Policy", "The Imperative of Integration", "Social Democratic America"], "I3": ["Change They Can't Believe In: The Tea Party and Reactionary Politics in America", "The Collapse of American Criminal Justice", "Locked Out: Felon Disenfranchisement and American Democracy (Studies in Crime and Public Policy)", "The Bulldozer in the Countryside: Suburban Sprawl and the Rise of American Environmentalism (Studies in Environment and History)", "Armenia: Portraits of Survival and Hope", "A Disease in the Public Mind: A New Understanding of Why We Fought the Civil War", "Inferno: An Anatomy of American Punishment", "Henry L. Stimson: The First Wise Man (Biographies in American Foreign Policy)", "Economyths: Ten Ways Economics Gets It Wrong", "The United States and Right-Wing Dictatorships, 1965-1989"], "I4": ["The Surprising Design of Market Economies (Constructs)", "The Lies of Sarah Palin: The Untold Story Behind Her Relentless Quest for Power", "Republican Gomorrah: Inside the Movement that Shattered the Party", "Disciplining the Poor: Neoliberal Paternalism and the Persistent Power of Race (Chicago Studies in American Politics)", "Elemental Mind: Human Consciousness and the New Physics", "Sociology: The Key Concepts (Routledge Key Guides)", "Mark di Suvero: Dreambook", "Cuba--Going Back", "Seven Bad Ideas: How Mainstream Economists Have Damaged America and the World", "Addicted to Incarceration: Corrections Policy and the Politics of Misinformation in the United States"]}
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{"id": "e986c4770da2f98201e9eeb0b385be4c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["God Keeps His Promises (Turn-The-Page-And-See Series)", "Followers of Jesus", "Bible Adventures (Standard Kids)", "Classroom Management: The Dance of the Dolphin", "The Prisoner in the Third Cell", "Thank You, Brain, For All You Remember. What You Forgot Was My Fault", "Something Told Me: Against All Odds, Vol. 1", "Speak With Confidence  : Powerful Presentations That Inform, Inspire and Persuade", "Fit for the Love of It!", "The Man Behind the Miracle: The Story of Alfred Boeddeker, O.F.M."], "I3": ["The New Marriage: Transcending the Happily-Ever-After Myth", "God Heals Today", "See 'Ville Run: A Collection of Running Tales", "The Giving Christian: Sowing Seeds For An Eternal Harvest", "Absence Of Grief: Surviving And Thriving In A Bipolar World", "The Time Keeper", "A Good Steward's Journal: The Busy Christian's Guide to Better Money Management", "Sweater for Candyce (I Can Understand Series)", "Lessons From The Gypsy Camp", "Ghost Kids Trilogy"], "I4": ["The Anvil Stone (Macsen's Treasure, Book 3)", "Photographer of the Early West: The Story of Arundel Hull", "Gratitude Works: Open Your Heart to Love", "Ten Commitments of Networking: Creative Ways to Maximize Your Personal Connections", "Visionary Sales Leadership: How Senior Executives Can Erase Status Quo Myths and Build Superior Sales Organizations", "The Finity Case", "The Unveiling of the Trinity", "Dead Men Don't Leave Tips: Adventures X Africa", "Ten Commitments for Building High Performance Teams", "The Small Business Millionaire"]}
{"id": "356995872d719f7f53ae7417a84e4437", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 4.0, 3.0, 3.0, 3.0, 4.0, 3.0, 5.0], "U3": [4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 3.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "I2": ["The World Almanac and Book of Facts, 2007 (World Almanac and Book of Facts)", "A Share in Death (Duncan Kincaid/Gemma James Novels)", "Blood and Thunder: An Epic of the American West", "Picture Perfect", "Fresh Disasters (Stone Barrington)", "Cold Paradise (Stone Barrington)", "L.A. Dead", "Worst Fears Realized", "Short Straw (Ed Eagle, Bk 2)", "Water Like a Stone (Duncan Kincaid/Gemma James Novels)"], "I3": ["The Jury (Revenge of the Sisterhood)", "The Penguin Dictionary of Literary Terms and Literary Theory (Penguin Dictionary)", "Payback (Revenge of the Sisterhood)", "Vendetta (Revenge of the Sisterhood (Hardcover))", "Now May You Weep: A Novel", "J.K. Lasser's?1001 Deductions and Tax Breaks 2007: Your Complete Guide to Everything Deductible", "The 6th Target", "Family Tree", "Scared In School", "The Camera Eye"], "I4": ["Queen of the Cold-Blooded Tales (American Storytelling)", "Lamplight Tales", "JK Lasser's Small Business Taxes 2007: Your Complete Guide to a Better Bottom Line", "Ernst and Young's Personal Financial Planning Guide", "J.K. Lasser's Your Income Tax 2007: For Preparing Your 2006 Tax Return", "The Ernst & Young Tax Guide 2007", "Penhallow", "Q is for Quarry: A Kinsey Millhone Novel", "Footsteps in the Dark", "Death in the Stocks"]}
{"id": "561304661d64e537427c1681d0ba80a0", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [4.0, 4.0, 4.0, 5.0, 4.0, 3.0, 4.0, 5.0, 4.0, 5.0], "I2": ["Ashes of Midnight (The Midnight Breed, Book 6)", "Delicate Freakn' Flower (Freakn' Shifters)", "Too Hot To Touch (Recipe for Love)", "Undercover (Federation Chronicles)", "Three Sinful Wishes", "Dead Girls Are Easy (Nicki Styx, Book 1)", "Silent Night, Haunted Night (Nicki Styx, Book 4)", "Embrace the Night Eternal: Envy Chronicles Book 2", "Beyond the Night: Envy Chronicles Book 1", "Abandon the Night: Envy Chronicles Book 3"], "I3": ["Night Betrayed: Envy Chronicles Book 4", "Good Girls Don't (The Donovan Family)", "Edge of Sight (The Guardian Angelinos)", "Shiver of Fear (The Guardian Angelinos)", "Face of Danger (The Guardian Angelinos)", "Deadly Descent", "Sweet Justice: A Last Chance Rescue Novel", "Mark of the Sylph (Demons of Infernum)", "Lucky Girl", "Always Something There to Remind Me"], "I4": ["Serendipity", "Only Yours (Fool's Gold, Book 5)", "Shade", "Shift (The Shade Trilogy)", "In the Air Tonight: A Shadow Force Novel", "Scent of Darkness (Darkness Chosen, Book 1)", "Lord of Rage", "The Mane Event (Pride, Book 1)", "Hot in Here", "Slave to Sensation (Psy-Changelings, Book 1)"]}
{"id": "220c72fcb5d56170e35ecbd8548ee5a7", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 2.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0], "U3": [3.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 4.0, 3.0, 5.0, 5.0, 3.0, 5.0, 5.0, 4.0, 5.0], "I2": ["Beacon Street Mourning: A Fremont Jones Mystery (Fremont Jones Mysteries)", "This immortal", "The Mile High Club (Kinky Friedman Novels (Paperback))", "Sentry Peak (Baen Fantasy)", "Well of Darkness: Volume One of the Sovereign Stone Trilogy", "The Chelsea Girl Murders (Robin Hudson Mysteries #5)", "Leavin' Trunk Blues (Nick Travers)", "Lord of Light", "The Telling", "The Crusading Wizard (Wizard in Rhyme, A)"], "I3": ["House of Corrections (Jack Flippo Mysteries)", "An English Murder: A Novel", "The Long Twilight", "The Glass Factory (Filomena Buscarsela Mysteries)", "Ship of Destiny (Liveship Traders, Book 3)", "Wishin' on a Star", "Listen to the Silence (Sharon McCone Mysteries)", "The Armada Boy: A Wesley Peterson Crime Novel (Wesley Peterson Crime Novels)", "Tangled Up in Blue", "Prophecy: Child of Earth (Symphony of Ages, Book 2)"], "I4": ["A Storm of Swords (HBO Tie-in Edition): A Song of Ice and Fire: Book Three", "The Wild Child (The Bride Trilogy)", "To the King a Daughter (Cycle of Oak, Yew, Ash, and Rowan, Book 1)", "A Smile on the Face of the Tiger (The Amos Walker Series #15)", "Twin Expectations", "The Feline Wizard (A Wizard in Rhyme)", "Sugar House: A Tess Monaghan Novel", "Last Seen in Massilia:  A Novel of Ancient Rome", "Wheel of the Infinite", "Little Miss Evil: A Nick Hoffman Mystery"]}
{"id": "15960114967e0563f63ad1bbc4639b2c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 1.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 3.0, 3.0], "I2": ["The Weed That Strings the Hangman's Bag: A Flavia de Luce Mystery", "Hate List", "Underkingdom: Disco Goblins vs The Machine", "Glass Houses", "The Dead Girls' Dance", "One Good Turn", "Obedience: A Novel", "Girls in Trucks", "The Magician (The Secrets of the Immortal Nicholas Flamel #2)", "Midnight Alley (Morganville Vampires, Book 3)"], "I3": ["Lord of Misrule (Morganville Vampires, Book 5)", "Feast of Fools (Morganville Vampires, Book 4)", "Based upon Availability: A Novel", "The Necromancer (The Secrets of the Immortal Nicholas Flamel)", "Raised by Wolves", "Seven Year Switch", "Beachcombers: A Novel", "13 to Life: A Werewolf's Tale", "Fallen", "Hex Hall (A Hex Hall Novel)"], "I4": ["Stiltsville: A Novel", "Almost to Die For: A Vampire Princess Novel (Vampire Princess of St. Paul)", "Halo (Halo Trilogy)", "Low Red Moon", "Good Things", "Rampant (Killer Unicorns, Book 1)", "The Book of Unholy Mischief: A Novel", "Glimmerglass (Faeriewalker, Book 1)", "Minder: A Ganzfield Novel", "Dust City"]}
{"id": "21bdf8c13f98ee98d55142c014a0190a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 3.0], "U3": [5.0, 4.0, 5.0, 2.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [2.0, 4.0, 4.0, 3.0, 2.0, 5.0, 4.0, 4.0, 4.0, 5.0], "I2": ["In the Mood for Murder (Homefront Mystery)", "Chocolate Chip Cookie Murder (A Hannah Swensen Mystery)", "Evening Star (Sam Keaton: Legends of Laramie, Book 1)", "20 Years & Still Kicking! Garfield's Twentieth Anniversary Collection", "Double Murder", "Adventures in Odyssey Daring Deeds, Sinister Schemes #5", "Mission 1: Oxygen Level Zero (Mars Diaries)", "Silver Moon (Sam Keaton:Legends of Laramie, 2)", "Double Exposure (Bert & Nan Tatum Mysteries)", "A Skeleton in God's Closet"], "I3": ["Calvin and Hobbes", "Strawberry Shortcake Murder: A Hannah Swensen Mystery", "Dr. Jekyll and Mr. Hyde and Other Stories", "Dark Genesis: The Birth of the Psi Corps (Babylon 5)", "The Carpenter's Cloth: Christ's Journey to the Cross and Beyond", "The Weeping Chamber", "Daring Deeds: and Sinister Schemes (Adventures in Odyssey Gold)", "The Bronze Bow", "Ribsy CD (Henry Huggins)", "Jerusalem's Heart: A Novel of the Struggle for Jerusalem (The Zion Legacy)"], "I4": ["The Cop Was White As Snow", "The Secret of Dead Man's Mine: A Rinnah Two Feathers Mystery", "Double Cross: A Bert and Nan Tatum Mystery", "Mr. Midshipman Hornblower", "Murder Can Kill Your Social Life (Desiree Shapiro Mystery #1)", "Dive Deep and Deadly", "Mrs. Pollifax Unveiled", "Death at Wentwater Court (Daisy Dalrymple Mysteries, No. 1)", "Death on the Mississippi (Mark Twain)", "Thunder Voice (Sam Keaton: Legend of Laramie, 4)"]}
{"id": "a286f7325b7963c24a675531c817d3c9", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 3.0, 3.0, 3.0, 3.0, 3.0, 5.0, 3.0, 4.0], "U3": [3.0, 5.0, 4.0, 3.0, 5.0, 3.0, 4.0, 4.0, 4.0, 3.0], "U4": [3.0, 2.0, 3.0, 4.0, 4.0, 4.0, 1.0, 4.0, 4.0, 3.0], "I2": ["In Search of Deep Time: Beyond the Fossil Record to a New History of Life", "Crucible of War: The Seven Years' War and the Fate of Empire in British North America, 1754-1766", "The Roman Army at War 100 BC - AD 200 (Oxford Classical Monographs)", "The Culture of Disbelief: How American Law and Politics Trivialize Religious Devotion", "On the Oceans of Eternity", "Havana Bay (Arkady Renko Novels, No 4)", "Lost Japan: Last Glimpse of Beautiful Japan", "Selected Poems", "SPQR V: Saturnalia (The SPQR Roman Mysteries)", "The Military Revolution: Military Innovation and the Rise of the West, 1500-1800"], "I3": ["The Thirty Years' War", "The Great Divergence: China, Europe, and the Making of the Modern World Economy (The Princeton Economic History of the Western World)", "The Blood of the Lamb: A Novel", "Pricing Life: Why It's Time for Health Care Rationing (Basic Bioethics)", "Babel: Collected Stories (Penguin Classics)", "China Transformed: Historical Change And The Limits Of European Experience", "The Untouchable", "Over Here: The First World War and American Society", "The Eastern Front 1914-1917", "Gates of Fire"], "I4": ["The Campaign", "The Bookman's Wake (Cliff Janeway Novels)", "Ragged Astronauts", "From Resistance to Revolution: Colonial Radicals and the Development of American Opposition to Britain, 1765-1776", "SONG OF THE DODO: Island Biogeography in an Age of Extinctions", "Europe and the People Without History: With a New Preface", "The Battle for History", "Downfall: The End of the Imperial Japanese Empire", "The Inferno", "Requiem for a Ruler of Worlds: (Alacrity FitzHugh and Hobart Floyt, No 1)"]}
{"id": "c1bf50016e876d6a2c5020492f85341b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 1.0, 3.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 3.0], "U3": [5.0, 3.0, 3.0, 3.0, 3.0, 5.0, 3.0, 4.0, 3.0, 1.0], "U4": [3.0, 4.0, 3.0, 4.0, 5.0, 4.0, 3.0, 2.0, 3.0, 2.0], "I2": ["Good News, Bad News", "The 37th Hour", "The Blue Edge of Midnight (Max Freeman Novels)", "Alone (Random House Large Print)", "The Second Chair (Dismas Hardy)", "The Forgotten Man (Elvis Cole)", "Fast Lane", "All Creatures Dark and Dangerous : The Dr. David Westbrook Stories", "At Risk", "The Music Box Murders (Thomas Purdue)"], "I3": ["The James Deans (Moe Prager Mysteries)", "Cold Service (Spenser)", "Grift Sense: A Tony Valentine Novel", "Survivor in Death", "To Shield the Queen (Mystery at Queen Elizabeth I's Court)", "Labyrinth", "Death of Kings: A Shakespearean Murder Mystery", "Chasing the Devil's Tail: A Mystery of Storyville, New Orleans", "Skinner's Festival", "Dark Matter: The Private Life of Sir Isaac Newton"], "I4": ["Penance", "Painted Veil: The Second Baroque Mystery", "Hark!: A Novel of the 87th Precinct (87th Precinct Mysteries)", "The Famous Flower of Serving Men", "All the Flowers Are Dying (Matthew Scudder Mysteries)", "Practice to Deceive", "California Girl", "Top Of The Heap (Hard Case Crime (Mass Market Paperback))", "Lord John and the Private Matter", "The Fifth Angel (Green, Tim)"]}
{"id": "8e4dd0e088eaa139170a84df2cbe0225", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Blue Moon Caf Series:: Where Shifters Meet for Drinks", "The Claiming Words", "Text Appeal", "Farsighted", "Open Heart", "Linked", "A Charming Crime: A Magical Cures Mystery", "Walk Away with Me (a Loving Nature Novella)", "Arielle Immortal Awakening (Immortal Rapture Series)", "Ordinary: The Anything But Series"], "I3": ["Arielle Immortal Seduction (Immortal Rapture Series)", "How (Not) to Kiss a Toad (Cindy Eller)", "How (Not) to Kiss a Prince (Cindy Eller #2)", "Deception (The Mystic Series) (Volume 3)", "A Charming Cure: Magical Cure Mystery Series (Volume 2)", "Arielle Immortal Passion (Immortal Rapture Series) (Volume 3)", "This Can't Be Normal", "Forever Charmed: The Halloween LaVeau Series, Book 1", "The Iron Locket (The Risen King) (Volume 1)", "The Prophecy (The Spirit Keeper) (Volume 2)"], "I4": ["Charmed Again (Halloween LaVeau)", "Valentina and the Haunted Mansion (Valentina's Spooky Adventures - 1)", "The Impaler's Revenge (The Impaler Legacy) (Volume 1)", "Montana Mustangs (Nymph's Curse)", "The Vangeretta Curse", "Mo's Heart (Miracle Interrupted) (Volume 5)", "~Exposure~: The Vangeretta Curse", "Arielle Immortal Quickening (The Immortal Rapture Series) (Volume 4)", "Iced Chiffon (A Consignment Shop Mystery)", " Kiss Me in Paris eBook"]}
{"id": "440182979e7a60fadc1eb791eb06aab2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 3.0, 4.0, 5.0, 4.0, 5.0], "U3": [4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0], "U4": [4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["(dis) Comfort Food", "Senior Snoops: An Agnes Barton Senior Sleuths Mystery (Volume 3)", "Finding Sheba (An Omar Zagouri Thriller)", "Cooking and Experimenting with Pressure Cookers", "The Dragonslayer (The 13th Floor) (Volume 3)", "Speeding Down the Spiral: An Artful Adventure", "The Baby Deal", "Protector (Long, Tall Texans)", "Quest for the Scorpion's Jewel (Amarias Adventures)", "Escape from Riddler's Pass (Amarias Adventures)"], "I3": ["The Boardwalk Mystery (The Boxcar Children Mysteries)", "Buyer, Beware (Shoes, Clues, and Clothes Mystery) (Volume 2)", "One Night Heir", "Gotcha! (Sisterhood)", "Flossed: an Alex Harris Mystery (Alex Harris Mysteries) (Volume 3)", "Poisoned", "Armed", "Bad Nights (Rockfort Security)", "Baby Santa and the Missing Reindeer", "How (Not) to Kiss a Prince (Cindy Eller #2)"], "I4": ["Agatha Raisin and the Murderous Marriage (Agatha Raisin Mysteries, No. 5)", "Dead Wrong", "The Alpha (The 13th Floor)", "How (Not) to Kiss a Toad (Cindy Eller)", "For Love of Livvy", "Dirty Trouble", "The Beekman 1802 Heirloom Dessert Cookbook: 100 Delicious Heritage Recipes from the Farm and Garden", "Choosing Sides: From Holidays to Every Day, 130 Delicious Recipes to Make the Meal", "Mini Treats & Hand-Held Sweets: 100 Delicious Desserts to Pick Up and Eat", "Sunday Dinners: Food, Family, and Faith from Our Favorite Pastors"]}
{"id": "7c6c11d5327e5780ca1a9fc19ff14336", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 2.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U3": [5.0, 4.0, 5.0, 4.0, 5.0, 3.0, 5.0, 4.0, 4.0, 4.0], "U4": [4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 3.0], "I2": ["Her Last Breath (Kate Burkholder Series)", "The Kill Room (Turtleback School & Library Binding Edition) (Lincoln Rhyme Novels)", "Relatively Dead (Relatively Dead Mysteries Book 1) - Kindle edition", "Killer Ambition (A Rachel Knight Novel)", "Lexicon: A Novel", "Perfect Victim: Paula Mitchell, P. I. (Volume 1)", "Ripped", "Lock, Stock, and Over a Barrel (A Dear Daphne Novel)", "Guilt by Association (A Rachel Knight Novel)", "Downfall (Sam Capra)"], "I3": ["The Last Word: A Spellman Novel (Spellman: Document)", "Fatal Decree (Matt Royal Mysteries)", "The Never List: A Novel", "Untraceable: The Nature of Grace series", "The Cuckoo's Calling (Cormoran Strike)", "Kiss Me First", "Death Angel (Alex Cooper)", "Halls of Ivy", "The Stranger You Know", "Kinds of Love, Kinds of Death"], "I4": ["Murder on Cue (Jocelyn O'Roarke Mystery)", "Naked Once More", "City of the Dead", "A Serpentine Affair", "First Night of Summer", "The Dying Hours (Tom Thorne)", "Too Dark To Sleep", "Just What Kind of Mother Are You?", "Never Tell: A Novel of Suspense (Ellie Hatcher)", "The Square of Revenge: An Inspector Van In Novel (Inspector Van In Mysteries)"]}
{"id": "abef2b02dac84ff11fa6cdcbe1da8c3e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 3.0, 3.0, 4.0, 4.0, 4.0, 3.0, 3.0, 4.0], "U3": [4.0, 3.0, 3.0, 3.0, 3.0, 2.0, 4.0, 4.0, 4.0, 4.0], "U4": [3.0, 4.0, 4.0, 2.0, 3.0, 5.0, 4.0, 4.0, 4.0, 4.0], "I2": ["A Fatal Vineyard Season: A Martha's Vineyard Mystery", "Boundary Waters (Cork O'Connor Mystery Series)", "Wild Justice", "Hong Kong: A Jake Grafton Novel", "Dead and Gone: A Burke Novel (Burke Novels)", "On Writing", "On Writing: A Memoir of the Craft", "War Of The Rats", "Isaac's Storm: A Man, a Time, and the Deadliest Hurricane in History", "The Devil's Code (Kidd)"], "I3": ["Harry Potter And The Goblet Of Fire", "Darwin's Radio", "The Last Madam: A Life In The New Orleans Underworld", "Birdman: A Novel", "Gideon", "The Lion's Game", "Questions About Angels (Pitt Poetry Series)", "The Northern Lights: A Novel", "The Bottoms", "Darwin's Blade"], "I4": ["NYPD: A City and Its Police", "The Empress File (Kidd)", "The Avengers: A Jewish War Story", "The Killing Breed", "A Flash of Red", "Purple Cane Road: A Novel (Dave Robicheaux Mysteries)", "Violent Screen (Expedition)", "The Subtle Knife (His Dark Materials, Book 2)", "The Amber Spyglass", "His Dark Materials: The Golden Compass / The Subtle Knife / The Amber Spyglass"]}
{"id": "5abad03b7a3c145650ec6e0cf65d6d64", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 2.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U3": [3.0, 4.0, 4.0, 3.0, 4.0, 5.0, 3.0, 5.0, 5.0, 3.0], "U4": [3.0, 5.0, 4.0, 4.0, 4.0, 2.0, 5.0, 5.0, 4.0, 5.0], "I2": ["Life Studies: and, For the Union Dead", "The Notebook", "Three to Get Deadly (Stephanie Plum, No. 3)", "A Man Lay Dead", "The Curve of Time", "The Boy Who Followed Ripley", "Great Lakes: Shipwrecks & Survivals", "Sweet and Low", "14 Peck Slip", "McNally's Gamble"], "I3": ["Death in Springtime (A Florentine Mystery)", "Midnight in the Garden of Good and Evil", "Midnight in the Garden of Good and Evil (AUDIO CD)", "My Year of Meats", "Fuzzy Thinking: The New Science of Fuzzy Logic", "Pigeon Pie", "Ghosts, Gales and Gold.", "The Death of the Necromancer", "Gulliver's Travels (Penguin Classics)", "Science Past, Science Future"], "I4": ["Competitions (The Blending, Book 2)", "Five Roundabouts to Heaven: A Novel", "Jeeves and the Feudal Spirit", "The Acts of King Arthur and His Noble Knights: (Penguin Classics Deluxe Edition)", "The One to One Future", "Jupiter's Daughter", "The Fashion in Shrouds", "Sculpting in Time: Tarkovsky The Great Russian Filmaker Discusses His Art", "THE POLITICS OF EXPERIENCE AND THE BIRD OF PARADISE", "Quiet as a Nun: A Jemima Shore Mystery (Jemima Shore Mysteries)"]}
{"id": "44465344979a2e40262e488e60f2d497", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 2.0, 4.0, 3.0, 4.0, 3.0, 3.0, 3.0, 2.0], "U3": [3.0, 3.0, 4.0, 4.0, 4.0, 3.0, 2.0, 3.0, 3.0, 4.0], "U4": [3.0, 3.0, 5.0, 5.0, 4.0, 3.0, 3.0, 3.0, 5.0, 2.0], "I2": ["Odd Thomas: An Odd Thomas Novel", "I Am Ozzy", "Mockingjay: The Hunger Games", "The Peach Keeper: A Novel (Random House Reader's Circle)", "The Girl Who Chased the Moon: A Novel", "Slammerkin: A Loose Dress, A Loose Woman", "Darkness, My Old Friend (Jones Cooper)", "Stories I Only Tell My Friends", "Dearly Devoted Dexter", "A Visit from the Goon Squad"], "I3": ["My Lucky Life In and Out of Show Business: A Memoir", "Keeper: One House, Three Generations, and a Journey into Alzheimer's", "Hourglass", "The Autobiography of Mrs. Tom Thumb: A Novel", "Frank: The Voice", "That Woman: The Life of Wallis Simpson, Duchess of Windsor", "Home: A Memoir of My Early Years", "American Rose: A Nation Laid Bare: The Life and Times of Gypsy Rose Lee", "Hands of My Father: A Hearing Boy, His Deaf Parents, and the Language of Love", "Jeannie Out of the Bottle"], "I4": ["Sinner Takes All: A Memoir of Love and Porn", "Mob Rules: What the Mafia Can Teach the Legitimate Businessman", "The Social Animal: The Hidden Sources of Love, Character, and Achievement", "Ready Player One", "Appetite for Life: The Biography of Julia Child", "Born Standing Up: A Comic's Life", "Her Fearful Symmetry: A Novel", "The Orphan Sister", "The Hunger Games (Book 1)", "Dexter in the Dark"]}
{"id": "4a40b598712beca17f16caaddf7a4f3f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 1.0, 4.0, 5.0, 5.0, 5.0, 4.0, 2.0, 5.0], "U3": [5.0, 4.0, 5.0, 4.0, 3.0, 5.0, 4.0, 4.0, 4.0, 5.0], "U4": [2.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0], "I2": ["In Your Corner (Redemption)", "Taste of Darkness (Volume 2)", "The Presidents Ladies: Jane Wyman and Nancy Davis", "Divine and Dateless (Eternally Yours) (Volume 1)", "Tying You Down (Riding Tall)", "Bound to Danger (Deadly Ops Series)", "Branded for You: Riding Tall", "Betting on Julia", " His Secret Superheroine (St. Louis Superheroes Book 1) eBook", "Lone Wolfe Protector"], "I3": ["Rules of Protection (Tangled in Texas) (Volume 1)", "Once More With Feeling", "Under His Protection (Red Stone Security Series) (Volume 9)", "Melt For Him", "Brushing Off the Boss (a Half Moon Bay novel)", "Mine to Have (Mine - Romantic Suspense) (Volume 5)", "The Crystal Slipper", "Dare to Submit (NY Dares) (Volume 2)", " Echoes eBook", "Secrets"], "I4": ["Tempting The CEO", "No More Mr. Nice Guy", "Owned By Fate", "Sweeter Than Sin: A Secrets & Shadows Novel", "Ignited: A Most Wanted Novel", "Tempting Target", "Worth the Fall (McKinney Brothers)", "Running From the Past", "The Doctor's Fake Fiancee (a Red River novel)", "Dangerous Surrender (The Serafina: Sin City Series) (Volume 4)"]}
{"id": "139617e5d0cbf9067c55bcbd95b358b5", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Simply Ming: Easy Techniques for East-Meets-West Meals", "Delights and prejudices", "The Short-Cut Cook: Make Simple Meals with Surprisingly Little Effort", "Cuisine Rapide (Illustrated)", "From My Mexican Kitchen: Techniques and Ingredients", "The Union Square Cafe Cookbook: 160 Favorite Recipes from New York's Acclaimed Restaurant", "Craft of Cooking: Notes and Recipes from a Restaurant Kitchen", "Second Helpings from Union Square Cafe: 140 New Recipes from New York's Acclaimed Restaurant", "From Emeril's Kitchens: Favorite Recipes from Emeril's Restaurants", "Daniel Boulud's Cafe Boulud Cookbook"], "I3": ["Meze: Small Plates to Savor and Share from the Mediterranean Table", "Rachael Ray 30-Minute Meals Get Togethers", "Flavor", "The Little Foods of the Mediterranean: 500 Fabulous Recipes for Antipasti, Tapas, Hors D'Oeuvre, Meze, and More (Non)", "A Return to Cooking", "Mediterranean Vegetables: A Cook's ABC of Vegetables and Their Preparation in Spain, France, Italy, Greece, Turkey, the Middle East, and North Africa, ... than 200 Authentic Recipes for the Home Cook", "Rachael Ray 30-Minute Meals 2", "The Cook's Canon: 101 Classic Recipes Everyone Should Know (Cookbooks)", "Land of Plenty: A Treasury of Authentic Sichuan Cooking", "The Bread Bible"], "I4": ["The Arrows Cookbook: Cooking and Gardening from Maine's Most Beautiful Farmhouse Restaurant", "The Weekend Chef : 192 Smart Recipes for Relaxed Cooking Ahead", "Cooking by Hand", "Kaffeehaus: Exquisite Desserts from the Classic Cafés of Vienna, Budapest, and Prague", "30-Minute Meals", "La Cucina Di Lidia: Recipes and Memories from Italy's Adriatic Coast", "Lidia's Italian-American Kitchen", "Claudia Roden's the Food of Italy: Region by Region", "Lidia's Italian Table: More Than 200 Recipes From The First Lady Of Italian Cooking", "East of Paris: The New Cuisines of Austria and the Danube (Ecco)"]}
{"id": "1c930365b859bad57c33ab9b80715296", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U3": [3.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U4": [5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Cat Who Went Underground", "The Cat Who Talked to Ghosts", "The Cat Who Talked to Ghosts", "The Cat Who Knew A Cardinal (Jim Qwilleran Feline Whodunnit)", "The Cat Who Moved a Mountain", "The Cat Who Went Into The Closet", "The Cat Who Wasn't There", "The Cat Who Talked to Ghosts", "Trojan Gold: A Vicky Bliss Novel of Suspense (Vicky Bliss Series)", "Forever Knight: Intimations of Mortality (Forever Knight)"], "I3": ["The Big Four (Poirot)", "The Cat Who Said Cheese", "The Cat Who Saw Stars", "The Cat Who Robbed a Bank", "Peril at End House (Poirot)", "The Cat Who Sang for the Birds", "The Murder on the Links", "The Mystery of the Blue Train (Poirot)", "The Murder of Roger Ackroyd (Poirot)", "The Secret of Chimneys (Agatha Christie Signature Edition)"], "I4": ["Seven Dials Mystery", "Poirot Investigates", "The Sittaford Mystery (Agatha Christie Signature Edition)", "Peril at End House (Poirot)", "The Murder at the Vicarage Complete & Unabridged", "Lord Edgware Dies: A Hercule Poirot Mystery (Hercule Poirot Mysteries)", "Why Didn't They Ask Evans?", "The A. B. C. Murders: A Hercule Poirot Mystery", "One, Two, Buckle My Shoe", "The Secret Adversary"]}
{"id": "f55e6269c4d02a1ce013f246c0caad3c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 2.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Murdering Americans (Robert Amiss/BaronessJack Troutbeck Mysteries)", "Goodbye Mexico", "Grand Avenues: The Story of the French Visionary Who Designed Washington, D.C.", "The End of the World as We Know It: Scenes from a Life", "An Uncommon Friendship: From Opposite Sides of the Holocaust", "Kinfolks: Falling Off the Family Tree", "HOT ROCKS (Nick Hoffman Mysteries)", "The Last Mrs. Astor: A New York Story", "The Perfect Summer: England 1911, Just Before the Storm", "French Seduction: An American's Encounter with France, Her Father, and the Holocaust"], "I3": ["Stuffed: Adventures of a Restaurant Family", "To My Dearest Friends", "James Tiptree, Jr.: The Double Life of Alice B. Sheldon", "The Diana Chronicles", "A Much Married Man", "A Much Married Man", "Oh the Hell of It All: A Memoir", "Exit Wounds", "Sundown, Yellow Moon: A Novel", "Never Enough"], "I4": ["The Fall of the House of Bush: The Untold Story of How a Band of True Believers Seized the Executive Branch, Started the Iraq War, and Still Imperils America's Future", "Farewell Shanghai", "Ellington Boulevard: A Novel in A-Flat", "The Bush Tragedy", "Her Last Death: A Memoir", "Last Night at the Lobster", "Berlin: A Novel", "Berlin: A Novel", "Hollywood Crows: A Novel", "The Importance of Being Kennedy: A Novel"]}
{"id": "96c9d5937d4063954ae7ff661d991f6f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 1.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "I2": ["Running Out Of Time (Turtleback School & Library Binding Edition)", "Or Give Me Death: A Novel of Patrick Henry's Family (Great Episodes)", "Unusually Stupid Celebrities: A Compendium of All-Star Stupidity", "Bad Cat: 244 Not-So-Pretty Kitties and Cats Gone Bad", "Crackpot: The Obsessions of", "Life in the Marines (ON DUTY)", "Walter the Farting Dog", "Official Guide to Colonial Williamsburg", "Mouse Paint", "Cinderella (Disney Classic) (Little Golden Book)"], "I3": ["1,000 Unforgettable Senior Moments: Of Which We Could Remember Only 246", "Porn for Women", "Butt Rot & Bottom Gas", "Why I Live in Virginia: 101 Dang Good Reasons", "101 Things to Do in Virginia Before You Up and Die", "50 Jobs Worse Than Yours", "The Little Book of Stupid Questions: 200 Hilarious, Bold, Embarrassing, Personal and Basically Pointless Queries", "A Day In The Life Of A Firefighter (Turtleback School & Library Binding Edition) (DK Readers: Level 1)", "A Day in a Life of a Police Officer (Level 1: Beginning to Read)", "DK Readers: Truck Trouble (Level 1: Beginning to Read)"], "I4": ["The Warning Label Book: Warning: Reading This Book May Cause Spontaneous, Uncontrollable Laughter", "Contrary to Popular Belief: More than 250 False Facts Revealed", "The Rejection Collection: Cartoons You Never Saw, and Never Will See, in The New Yorker", "A Colonial Town: Williamsburg (Historic Communities)", "If You Lived In Williamsburg in Colonial Days", "A Williamsburg Household", "Boot: The Inside Story of How a Few Good Men Became Today's Marines", "A Day in the Life of a Colonial Blacksmith (The Library of Living and Working in Colonial Times)", "Life in a Colonial Town (Picture the Past)", "A Day in the Life of a Colonial Silversmith (The Library of Living and Working in Colonial Times)"]}
{"id": "ee19a3542fd5d6f66db45388cfd8255e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U3": [4.0, 4.0, 2.0, 3.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 4.0, 4.0, 3.0, 3.0, 4.0, 5.0, 3.0], "I2": ["Foul Player: A Doctor Jillian Sanders Mystery (Doctor Jillian Sanders Mysteries, Volume 1)", "For Love of Livvy", "A Red, Red Rose", "Jenna's Cowboy: A Novel (The Callahans of Texas) (Volume 1)", "Summer of Firefly Memories (The Loon Lake Series)", "A Cutthroat Business (Savannah Martin Mysteries) (Volume 1)", "The Color of Heaven", "Shine On", "She Belongs to Me", "Sweet Masterpiece: The First Samantha Sweet Mystery"], "I3": ["Long Time Coming", "Hanchart Land", "Eliza's Home: A Cypress Hollow Novella", "Bubba and the Dead Woman", "Giving Chase", "One Deadly Sister (Sandy Reid Mystery Series)", "Whiskey Rebellion: An Addison Holmes Mystery", "Mine to Tell", "It all Started with a Lima Bean (Intertwined Hearts) (Volume 1)", "Making Room at the Inn"], "I4": ["Meant for Her: The Love and Danger Series, Book One", "Death By Bourbon (Josiah Reynolds Mystery 4)", "All I Want for Christmas is You", "The Executive's Decision: The Keller Family Series", "Unexpected Gifts: Castle Mountain Lodge Series", "Chief Cook and Bottle Washer: Book One of the Travers Brothers Series", "The Future Widows' Club (A Bless Her Heart Novel) (Volume 1)", "Deceiving an Heiress (Volume 3)", "Groundbreaking Murder: A Darling Valley Cozy Mystery", "Sugar and Spice: A Karma Cafe Novella"]}
{"id": "dd1d9755a76adadf407667f756da712b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 2.0, 5.0, 4.0, 4.0, 4.0, 3.0, 4.0, 5.0], "U3": [5.0, 5.0, 4.0, 4.0, 5.0, 3.0, 4.0, 4.0, 1.0, 4.0], "U4": [4.0, 3.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0], "I2": ["History Begins at Sumer: Thirty-Nine Firsts in Recorded History", "Micronations: The Lonely Planet Guide to Home-Made Nations", "We Know What You Want: How They Change Your Mind", "Armies of the Gulf War (Elite)", "Iron Hulls, Iron Hearts", "Hell in the Holy Land: World War 1 in the Middle East", "The ukulele : A visual history", "Catch 22. DVD-Video", "A History of Ethiopia Updated Edition", "French Soldier in Egypt 1798–1801: The Army of the Orient (Warrior)"], "I3": ["The Politically Incorrect Guide to English and American Literature (Politically Incorrect Guides)", "Knight's Cross: A Life of Field Marshal Erwin Rommel", "Phaic Tan (Jetlag Travel Guide)", "The Art of the Aloha Shirt", "The Politically Incorrect Guide to Global Warming (and Environmentalism)", "Dream Makers on The Nile: A Portrait of Egyptian Cinema", "The Protector's War (A Novel of the Change)", "Mark Twain in Hawaii: the noted humorist's 1866 visit", "Buda's Wagon: A Brief History of the Car Bomb", "Schmucks!: Our Favorite Fakes, Frauds, Lowlifes, and Liars"], "I4": ["Ancient Hawaii", "STALIN'S INSTRUMENTS OF TERROR: KGB, CHEKA, NKVD, OGPU, from 1913 to 1953", "Alternate Generals III (v. 3)", "Otter and Twin Otter: The Universal Airplanes", "Parting the Desert: The Creation of the Suez Canal", "Tobruk 1941: Rommel's Opening Move (Praeger Illustrated Military History)", "Making History", "Flesh of the God (Mystery of Ancient Egypt)", "Past Imperfect: History According to the Movies (A Henry Holt Reference Book)", "The Arab-Israeli Conflict:  The Palestine War 1948"]}
{"id": "2be1bc14acc50554a34ced4190a7d910", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [4.0, 5.0, 4.0, 4.0, 3.0, 5.0, 5.0, 5.0, 4.0, 5.0], "I2": ["Tempting Fortune", "Something Wicked (A Mallorean Novel)", "Secrets of the Night (A Mallorean Novel)", "Devilish", "The Shattered Rose (Dark Champion, Book 3)", "Lord of Midnight (Signet Historical Romance)", "Forbidden Magic (Signet Historical Romance)", "The Brides Of Christmas: An Anthology", "Wish List", "The Devil's Heiress (Historical Romance, Signet)"], "I3": ["Love Songs", "Christmas Angel", "Captain Jack's Woman and A Gentleman's Honor", "By Arrangement (Medievals)", "An Angel for Emily", "By Possession (Medievals)", "The Reluctant Reformer", "By Design", "Lord of a Thousand Nights (Medievals)", "Mischief"], "I4": ["Slightly Shady (Lavinia Lake and Tobias March)", "The Protector (Medievals)", "Xon a Wild Night", "On a Wicked Dawn (Cynster Novels)", "The Heart's Haven", "The Heaven Tree Trilogy (The Heaven Tree / The Green Branch / The Scarlet Seed)", "Bewitching", "Wonderful", "Wild", "Wicked"]}
{"id": "3974dc8bb4abb9d863928cc81c3b46e1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U3": [5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0], "U4": [4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0], "I2": ["Reaper's Property (Ellora's Cave Moderne)", "Second Chance Boyfriend: A Novel (One Week Girlfriend Quartet)", "One Week Girlfriend: A Novel (One Week Girlfriend Quartet)", "Fire Inside: A Chaos Novel", "The Edge of Never", "The Angel", "Beneath This Man (A This Man Novel)", "The Arrangement 5 (Volume 5)", "Broken", "Wallbanger (The Cocktail Series)"], "I3": ["Hopeless", "Wild Man (Dream Man)", "Wild Man (Dream Man)", "At Peace (The 'Burg Series)", "For You (The 'Burg Series)", "Callum & Harper", "Vain: Book One of The Seven Deadly Series (Volume 1)", "The Gamble (Colorado Mountain)", "Breathe (Colorado Mountain)", "Sweet Dreams (Colorado Mountain)"], "I4": ["On Dublin Street (On Dublin Street Series)", "Wild Man (Dream Man)", "The Arrangement 2", "Seduced in the Dark: The Dark Duet (Volume 2)", "The Secret of Ella and Micha", "Rule: A Marked Men Novel", "Captive in the Dark: The Dark Duet", "Real (The REAL series)", "Connected (The Connections Series)", "A Beautiful Lie (Playing with Fire Series)"]}
{"id": "34485b313018b4088d70d94dbaced9d6", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 3.0, 2.0, 5.0, 5.0, 5.0, 4.0], "U3": [5.0, 4.0, 4.0, 3.0, 3.0, 5.0, 5.0, 4.0, 4.0, 4.0], "U4": [4.0, 5.0, 5.0, 4.0, 5.0, 3.0, 4.0, 4.0, 5.0, 4.0], "I2": ["Though Mountains Fall (The Daughters of Caleb Bender) (Volume 3)", "Shapeshifter", "Clouds (Glenbrooke, Book 5)", "Exit Strategy", "Fire Prophet (Son of Angels, Jonah Stone)", "Jane Eyre", "The Gringo: A Memoir", "Randy The Raindrop - I'm A Little Raindrop", "Our Occulted History: Do the Global Elite Conceal Ancient Aliens?", "Harold the High Knight and Princess Megan: Harold and Megan"], "I3": ["Gods and Beasts: A Novel (Alex Morrow)", "Forlorn Hope: The Storming of Badajoz", "Song Catcher", "Paris I've Grown Accustomed to Your Ways.", "Forbidden Love", "Captain No Beard: An Imaginary Tale of a Pirate's Life", "Tom T's Hat Rack: A Story About Paying it Forward", "The Laughterhouse: A Thriller (Christchurch Noir Crime Series)", "The Messiah Matrix", "Fatal Incident"], "I4": ["Good Intentions", "Rocket  Man", "Ghosts of Mayflower: A Pennhurst Haunting", "The Interrogator's Notebook", "Unbreakable (Road to Kingdom) (Volume 2)", "Too Much Blood: A Toni Day Mystery", "I Stood With Wellington", "Mystic Witch", "Suffering in Silence", "Yankee Gold"]}
{"id": "7df75f4a9869672a3e2890f2922533d5", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 2.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 2.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 3.0, 5.0, 1.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Mercy", "Savannah", "You Have to Tell - Kindle edition", "For Nothing", "InSight", "Killer Ambition (A Rachel Knight Novel)", "The Cutting Room", "Case Histories: A Novel", "Secrets to Die For: A Detective Jackson Mystery", "Darkness Peering"], "I3": ["No Way Out", "Final Judgment", "Blood Money (Jack Swyteck Novel)", " When White Fades to Black eBook", "The Burning (Maeve Kerrigan, Book 1) (Maeve Kerrigan Novels)", "The Church of Dead Girls: A Thriller", "The Hanging Judge: A Novel (The Judge Norcross Novels)", "Chain of Evidence", "American Woman", "Cop Town: A Novel"], "I4": ["The Competition", "Oblivion", "Blown Away: A Novel of Suspense", "Never Tell: A Novel of Suspense (Ellie Hatcher)", "Fatal Kidnapping", "Cornered", "Discretion: A Novel (Anna Curtis Series)", "When Shadows Fall (A Samantha Owens Novel)", "Every Last Secret: A Mystery (Skeet Bannion Series)", "Crossing the Line (Paris Homicide)"]}
{"id": "d8bb2ffcdac95b9e046c339fc671922a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0], "U3": [4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [4.0, 3.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0], "I2": ["Professional Responsibility, (Law School Legends Audio Series)", "The Informant: A True Story", "Corporations", "The Week Magazine Subscription Gift Pack ( 26 issues)", "Who Wrote the Bible?", "Who Wrote the Bible?", "Quality Without Tears: The Art of Hassle-Free Management", "Quality Without Tears: The Art of Hassle-Free Management", "Quality Without Tears", "Who Wrote the Bible?"], "I3": ["The Power of Kabbalah: Thirteen Principles to Overcome Challenges and Achieve Fulfillment (Large Print 16pt)", "Running Things: The Art of Making Things Happen", "Running Things: The Art of Making Things Happen", "Who Moved My Cheese?: An A-Mazing Way to Deal with Change in Your Work and in Your Life", "Who Moved My Cheese?: An A-Mazing Way to Deal with Change in Your Work and in Your Life", "Sailing Through Six Sigma - Book & CD Set", "Sons of the Goddess: A Young Man's Guide to Wicca", "Who Moved My Cheese?: An A-Mazing Way to Deal with Change in Your Work and in Your Life", "Who Moved My Cheese?: An A-Mazing Way to Deal with Change in Your Work and in Your Life", "Six Sigma Business Scorecard : Creating a Comprehensive Corporate Performance Measurement System"], "I4": ["Six Sigma Business Scorecard : Creating a Comprehensive Corporate Performance Measurement System", "Chinese For Dummies", "Tarot Revelations", "Tarot Revelations", "Alignment: Using the Balanced Scorecard to Create Corporate Synergies", "Six SIgma for Transactions and Service (Six SIGMA Operational Methods)", "The Chess Artist: Genius, Obsession, and the World's Oldest Game", "The Chess Artist: Genius, Obsession, and the World's Oldest Game", "The Six Sigma Performance Handbook: A Statistical Guide to Optimizing Results (Six Sigma Operational Methods)", "The Lean Six Sigma Pocket Toolbook: A Quick Reference Guide to 100 Tools for Improving Quality and Speed"]}
{"id": "3dded8b1ca26579a256cf185dbc77577", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 1.0, 2.0, 5.0, 5.0, 1.0, 2.0, 5.0, 3.0, 1.0], "U3": [5.0, 1.0, 5.0, 5.0, 1.0, 1.0, 5.0, 4.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Gone for Soldiers: A Novel of the Mexican War", "Bedazzled (Magical Love)", "Blackwood Farm: The Vampire Chronicles 9 (Paranormal Romance)", "The Last Full Measure: A Novel of the Civil War (Civil War Trilogy)", "Rise to Rebellion", "Memnoch the Devil (Vampire Chronicles, Book 5)", "The Witches' Companion", "Gods and Generals (Civil War)", "The Tale of the Body Thief (Vampire Chronicles)", "The Vampire Companion: The Official Guide to Anne Rice's The Vampire Chronicles"], "I3": ["Single White Vampire (Argeneau Vampire)", "Seven Promises of a Promise Keeper", "Restoree: A Novel", "Interview with the Vampire", "Woman Power : Transform Your Man, Your Marriage, Your Life", "Brothers!: Calling Men into Vital Relationships (God's Design for the Family)", "Dragonflight (The Dragonriders of Pern, Vol. 1)", "Sweet Savage Eden (The North American Woman Trilogy)", "Cowboy's Million-Dollar Secret (Silhouette Desire, 1542)", "Bridezilla: True Tales from Etiquette Hell"], "I4": ["Summer Sisters", "Interview With the Vampire Signed Reprin", "Gone with the Wind", "Maggie Sweet", "The Killer Angels: A Novel of the Civil War", "Gone With the Wind, The Margaret Mitchell Anniversary Edition", "And One Wore Gray (Camerons Saga: Civil War Trilogy)", "A Tree Grows in Brooklyn", "The Queen of the Damned", "Once Upon a Town: The Miracle of the North Platte Canteen"]}
{"id": "58f3ab8d4559d6c71a6198c4116acb31", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0], "U3": [5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 3.0, 4.0, 5.0, 4.0], "U4": [4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0], "I2": ["These High, Green Hills (The Mitford Years)", "Rumors of Another World: What on Earth Are We Missing?", "Soul Passion: Embracing Your Life's Ultimate Purpose (The Intentional Life Trilogy)", "Frodo & Harry: Understanding Visual Media and Its Impact on Our Lives", "The Many Loves of Christmas", "Margin: How to Create the Emotional, Physical, Financial, and Time Reserves You Need", "Abba's Child: The Cry of the Heart for Intimate Belonging", "Mudhouse Sabbath", "The Winter Seeking", "Indelible Ink: 22 Prominent Christian Leaders Discuss the Books That Shape Their Faith"], "I3": ["Every Woman's Battle Workbook: How to Guard Your Heart and Mind Against Sexual and Emotional Compromise", "Sisterchicks on the Loose! (Sisterchicks Series #1)", "Touches the Sky: A Novel", "Three", "Sing Me to Heaven: The Story of a Marriage", "Startling Beauty: My Journey From Rape to Restoration", "Black (The Circle Trilogy, Book 1) (The Books of History Chronicles)", "Catching Katie (HeartQuest)", "Total Money Makeover", "How Movies Helped Saved My Soul"], "I4": ["A Passion for the Impossible: The Life of Lilias Trotter", "The Grace Awakening", "Ghosts: The Story of a Reunion", "The Things I Know Best", "Hadassah: One Night With the King", "Sassy Cinderella and the Valiant Vigilante (Ruby Taylor Mysteries, Book 2)", "It's Not About Me: Rescue From the Life We Thought Would Make Us Happy", "A Travel Guide to Heaven (Random House Large Print)", "I ISAAC TAKE THEE REBEKAH", "Memoir of a Misfit: Finding My Place in the Family of God"]}
{"id": "a19982671e9eceab7c675de1b4049f2c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 5.0, 2.0, 4.0, 4.0, 3.0, 2.0, 4.0], "U3": [2.0, 3.0, 1.0, 2.0, 4.0, 1.0, 2.0, 2.0, 2.0, 4.0], "U4": [1.0, 3.0, 2.0, 4.0, 4.0, 4.0, 3.0, 4.0, 2.0, 3.0], "I2": ["Tempted Tigress", "The Spy Wore Red: My Adventures as as Undercover Agent in World War II", "Lady Beware: A Novel of the Company of Rogues (Signet Historical Romance)", "Ice Blue (The Ice Series)", "Marry Me Stranger (Five Star Standard Print Romance)", "Lily", "A Warrior's Taking", "The Leopard Prince", "How to Seduce a Duke (Royle Sisters)", "And Then He Kissed Her"], "I3": ["Heart of Fire (Heart Trilogy, Book 2)", "Touch Not the Cat", "The Substitute Wife", "Tempting the Prince", "Wild and Wicked in Scotland (Charmed and Dangerous Series)", "Kate (Five Star First Edition Romance Series)", "Bride Enchanted", "Raintree: Inferno", "Totally Texan (Harlequin Desire)", "Highlander Untamed: A Novel (Macleods of Skye)"], "I4": ["Nights of Passion (Lovegram)", "Blackthorne's Bride", "Autumn Ecstasy (Heartfire Romance)", "Intimate Betrayal", "In the Highlander's Bed (Cameron Sisters)", "Untouched", "When A Lady Misbehaves (Pleasure Emporium)", "An Unladylike Offer", "Double Fantasy", "Rogue"]}
{"id": "313fad022a483f5b1c2690de297e6e3d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 3.0, 4.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0], "U3": [5.0, 5.0, 3.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 3.0], "U4": [4.0, 5.0, 5.0, 5.0, 3.0, 4.0, 4.0, 4.0, 5.0, 4.0], "I2": ["The Rumpelstiltskin Problem", "Nothing But the Truth (and a few white lies)", "Eats, Shoots and Leaves", "The Last Days (Peeps)", "Speak", "Zen Shorts (Caldecott Honor Book)", "Stargirl (Stargirl Series)", "The New Policeman (New Policeman Trilogy)", "Catalyst", "A Well-Timed Enchantment"], "I3": ["Extras (Uglies)", "Extras (The Uglies)", "Invisible Monsters: A Novel", "The Yiddish Policemen's Union: A Novel (P.S.)", "Drawing the Ocean", "Companions of the Night", "Nick & Norah's Infinite Playlist", "Jinx", "Little (Grrl) Lost", "Time Traveler's Wife"], "I4": ["Fire and Hemlock", "Ella Enchanted", "Clementine Series Four Book Set: Clementine, The Talented Clementine, Clementine's Letter, and Clementine, Friend of the Week (4 Book Set)", "Saving Francesca", "The Absolutely True Diary of a Part-Time Indian", "The Lone Ranger and Tonto Fistfight in Heaven", "The Namesake", "The Namesake", "The Talented Clementine", "Confessions of a Not It Girl"]}
{"id": "7f845f26450c7c5465f8609a98b94d4a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 3.0, 5.0, 4.0], "U3": [3.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 5.0, 4.0, 3.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Simple Secrets: Can Love Overcome Evil in the Mennonite Town of Harmony, Kansas? (The Harmony Series, Book 1)", "Missing Mabel (Curl Up and Dye Mystery Series, No. 1 / Hometown Mysteries)", "Forgotten: Seventeen and Homeless (Secrets)", "Miss Hildreth Wore Brown: Anecdotes of a Southern Belle", "Lord's Prayer, The: Insight and Inspiration to Draw You Closer to Him", "Forgive Yourself", "The Personal History of Rachel DuPree: A Novel", "Christians Are Hate-Filled Hypocrites...and Other Lies You've Been Told: A Sociologist Shatters Myths From the Secular and Christian Media", "Love, Charleston", "John Belushi Is Dead"], "I3": ["After the E.R.: Stories Depicting the Aftermath of Tragedy", "Psalms (LifeChange)", "Seduced by a Highlander (Children of the Mist)", "The Darkest Edge of Dawn", "He Blew Her a Kiss: After Death Communication from Loved Ones who have Passed", "The Butterfly Effect: How Your Life Matters", "1: The Intern (SINS07)", "Outlive Your Life: You Were Made to Make A Difference", "The Glamour of Grammar: A Guide to the Magic and Mystery of Practical English", "She Smells the Dead (Spirit Guide, Book 1)"], "I4": ["The Devil Wears Plaid (Thorndike Press Large Print Basic Series)", "A Time to Love (Quilts of Lancaster County, Book 1)", "Immanuel's Veins", "The Falling Away", "GoD and DoG", "Last to Die", "A Hope Undaunted: A Novel (Winds of Change)", "Spin the Plate: A Novel", "A Memory Between Us: A Novel (Wings of Glory)", "Stranger Here Below"]}
{"id": "018c63e831f31025f7e584f991649a60", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 3.0, 5.0, 4.0, 3.0, 2.0, 4.0, 5.0, 5.0], "U3": [5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0], "I2": ["GoldMine For Dummies", "Talk Your Way to the Top: Communication Secrets to Change Your Life", "Complete Idiot's Guide to GoldMine 5 (Complete Idiot's Guide)", "Cheap Psychological Tricks for Lovers", "The Art of Persuasive Communication", "America As Seen by Its First Explorers: The Eyes of Discovery (Dover Language Books & Travel Guides)", "Parallel Universes", "The Truth About Lying: How to Spot a Lie and Protect Yourself from Deception", "Improve Your Vision Without Glasses or Contact Lenses", "How to Argue and Win Every Time, at Home, at Work, in Court, Everywhere, Every Day"], "I3": ["The Design of Everyday Things", "Infinity and the Mind", "Microsoft Windows 2000 Core Requirements, Exam 70-215: Microsoft Windows 2000 Server", "Windows 2000 Registry (Information Technologies Master Series)", "5087 Trivia Questions & Answers", "A World of Imponderables: The Answers to Life's Most Mystifying Questions (Imponderables Series)", "Get Anyone to Do Anything: Never Feel Powerless Again--With Psychological Secrets to Control and Influence Every Situation", "Tongue Fu!: Deflect, Disarm, & Diffuse Any Verbal Conflict", "Words That Hurt, Words That Heal: How to Choose Words Wisely and Well", "Never Be Lied to Again: How to Get the Truth In 5 Minutes Or Less In Any Conversation Or Situation"], "I4": ["The World's Greatest Paper Airplane and Toy Book", "Inner Cleansing: How to Free Yourself from Joint Muscle Artery Circulation Sludge", "The Personal Efficiency Program: How to Get Organized to Do More Work in Less Time", "Physics of Christmas, The", "The 2,548 Best Things Anybody Ever Said", "Master Secrets of Hypnosis and Self Hypnosis", "How to Prepare, Stage, and Deliver Winning Presentations", "Finance And Accounting For Nonfinancial Managers", "Kodak Guide to 35Mm Photography", "Everything's Negotiable: ...When You Know How to Play the Game"]}
{"id": "e0a19b2843c61bb5247b3e4966434950", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 3.0, 4.0], "U3": [4.0, 3.0, 2.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0], "U4": [5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0], "I2": ["Throne of Glass", "Obsidian (Lux)", "Otherkin", "Christmas in Lucky Harbor: Simply Irresistible/The Sweetest Thing (Lucky Harbor Novel)", "Lucky in Love (A Lucky Harbor Novel)", "Shadow's Edge (A Night Prowler Novel)", "Master of Sin", "Forever and a Day (Lucky Harbor)", "Fifty Shames of Earl Grey: A Parody", "The Third Day, The Frost"], "I3": ["When You Wish Upon a Duke (The Wylder Sisters)", "Fated (Alex Verus 1)", "The Goddess Test", "Pushing the Limits", "Before I Wake", "Invincible: The Chronicles of Nick", "Graffiti Moon", "The Siren", "A Killing Frost (The Tomorrow Series #3)", "The Sweetest Thing (A Lucky Harbor Novel)"], "I4": ["Head Over Heels (A Lucky Harbor Novel)", "Lethal Rider (Lords of Deliverance)", "Simply Irresistible (Lucky Harbor)", "Grave Mercy: His Fair Assassin, Book I", "Clarity", "Seraphina", "Seduce: Vampire Erotic Theatre Romance Series", "Sin Undone (Demonica, Book 5)", "Enslave: Vampire Erotic Theatre Romance Series", "God Save the Queen"]}
{"id": "40df4255e370cba72e2a9acc5ea96ba1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 4.0, 3.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "I2": ["Guardian", "Burning Bridges (Volume 1)", "Rift Healer", "The Conduit: The Gryphon Series (Volume 1)", "Embrace: A Gryphon Series Novel", "Ties To The Blood Moon", "Night of the Purple Moon (The Toucan Trilogy) (Volume 1)", "Yesterdays Daughter", "Peer Inside My Soul and  See Me", "Little Orphan Anvil"], "I3": ["The Bridge of Deaths", "Project ELE (Volume 1)", "The Persecution of Mildred Dunlap", "Obumbrate (The Illumine Series)", "A Witches Tale, Stuff and things and what boredom brings", "Looking Through Blind Eyes", "Loving the Rain", "Bulletproof (Clay and Tanner Thomas series) (Volume 3)", "Reign of Blood", "Leap Day"], "I4": ["'Til Death Do Us Part (an adult retelling of The Little Mermaid) - Kindle edition", "Stained: Stained Series (Volume 1)", "End of Mae", "Ruby Blue (Volume 1)", "Deja Blue", "The Demon Bride (Witching Pen Novellas)", "Mindbenders", "The Forsaken (a Thriller)", "Soul Sisters", "Destined (Volume 1)"]}
{"id": "d1cdcf3a30dc6ef786f9c21461b3fd49", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 3.0, 4.0, 3.0, 5.0, 5.0, 2.0, 4.0, 4.0], "U3": [3.0, 4.0, 4.0, 2.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0], "U4": [4.0, 3.0, 2.0, 3.0, 4.0, 3.0, 5.0, 3.0, 4.0, 5.0], "I2": ["Duke of Midnight", "Between the Devil and Desire (Scoundrels of St. James)", "Midnight Pleasures With a Scoundrel (Scoundrels of St. James)", "Surrender to the Devil (Scoundrels of St. James)", "A Week to Be Wicked (Spindle Cove)", "Lord of Darkness (Maiden Lane #5)", "Thief of Shadows", "Minx (Avon Historical Romance)", "Desire's Prize (The Chronicles of Claerwhen)", "The Viscount Who Loved Me (Bridgertons)"], "I3": ["What Happens in London", "An Offer From a Gentleman (Bridgertons)", "Waking Up With the Duke (London's Greatest Lovers)", "Christmas Getaway: An Anthology", "The Sum of All Kisses (Smythe-Smith)", "Dark Witch (Cousins O'Dwyer)", "The Many Sins of Lord Cameron (Mackenzies Series)", "Sage Creek (A Lonesome Way Novel)", "The Duke's Perfect Wife (Mackenzies Series)", "Lady Isabella's Scandalous Marriage (Mackenzies Series)"], "I4": ["A Mackenzie Family Christmas: The Perfect Gift (Highland Pleasures)", "Hot", "Pleasures of a Notorious Gentleman (London's Greatest Lovers)", "The Seduction of Elliot McBride (Mackenzies Series)", "No Place for a Dame", " Comfort Food from the Dinner Doctor eBook", "The Gold Book of Prayers", "Frisco's Kid (Tall, Dark & Dangerous, Book 3)", "The Untamed Mackenzie (Highland Pleasures)", "Quilting Techniques for Beginners: Learn How to Quilt - Kindle edition"]}
{"id": "376ed2396b426eda4b821900c1999bc0", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 2.0, 3.0, 3.0, 5.0, 4.0, 3.0, 4.0, 3.0], "U3": [4.0, 4.0, 5.0, 5.0, 3.0, 4.0, 4.0, 4.0, 2.0, 4.0], "U4": [3.0, 4.0, 2.0, 4.0, 4.0, 3.0, 2.0, 4.0, 4.0, 3.0], "I2": ["Bachelorette #1", "One Summer", "Smart Vs. Pretty", "I Do (But I Don't)", "Love and a Bad Hair Day", "Pushing 30", "Love, Louisa", "Fat Chance (Red Dress Ink)", "Milkrun", "Burning The Map"], "I3": ["Thirtynothing", "All The Queen's Men", "Engaging Men", "Cry No More: A Novel", "The Other Woman", "Lost & Found (Red Dress Ink)", "Speechless (Red Dress Ink)", "Spitting Feathers (Red Dress Ink)", "Wedding Season", "Say When"], "I4": ["Return To Me", "Dream Man", "Behind Closed Doors (The McCloud Brothers, Book 1)", "Crazy for You", "The Sparkling One (The Marcelli Sisters of Pleasure Road, Book 1)", "Just the Way You Are", "The Cinderella Rules (Glass Slipper, Inc.)", "The Big Bad Wolf Tells All: A Novel", "Tales Of A Drama Queen (Red Dress Ink)", "Love Will Find a Way"]}
{"id": "bc65884b67c182a81fe329502d523260", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 3.0], "U3": [3.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0], "U4": [3.0, 5.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0], "I2": ["Baking with Cookie Molds: Secrets and Recipes for Making Amazing Handcrafted Cookies for Your Christmas, Holiday, Wedding, Tea, Party, Swap, Exchange, or Everyday Treat", "The Naked Foods Cookbook: The Whole-Foods, Healthy-Fats, Gluten-Free Guide to Losing Weight and Feeling Great", "The Breath of a Wok", "The Curry Secret", "The Great Chicago-Style Pizza Cookbook", "Mastering the Art of Chinese Cooking", "The Wisdom of the Chinese Kitchen", "Cake Pops: Tips, Tricks, and Recipes for More Than 40 Irresistible Mini Treats", "Kiss My Bundt: Recipes from the Award-Winning Bakery", "Get Real And Stop Dieting!"], "I3": ["Coffee - Philosophy for Everyone: Grounds for Debate", "A World of Food: Discover Magical Lands Made of Things You Can Eat!", "The Japanese Kitchen: 250 Recipes in a Traditional Spirit", "Doughnuts: Simple and Delicious Recipes to Make at Home", "Hot Sour Salty Sweet: A Culinary Journey Through Southeast Asia", "American Pie: My Search for the Perfect Pizza", "Into the Vietnamese Kitchen: Treasured Foodways, Modern Flavors", "Working the Plate: The Art of Food Presentation", "Asian Dumplings: Mastering Gyoza, Spring Rolls, Samosas, and More", "Top Secret Recipes Unlocked: All New Home Clones of America's Favorite Brand-Name Foods"], "I4": ["Handheld Pies: Dozens of Pint-Size Sweets and Savories", "Everybody Loves Pizza: The Deep Dish on America's Favorite Food", "Good Food: 101 Cakes & Bakes", "Favourite Casserole Recipes", "Favourite Beef Recipes (Favourite Recipes)", "101 Delicious Gifts: Triple-tested Recipes (Good Food 101)", "Favourite Cake Recipes", "Pleasures of the Vietnamese Table: Recipes and Reminiscences from Vietnam's Best Market Kitchens, Street Cafes, and Home Cooks", "Practical Food Smoking: A Comprehensive Guide", "The Gastropub Cookbook"]}
{"id": "523f2dbd63c3e2022a43d3523fdd9d52", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 2.0, 4.0, 4.0, 3.0, 4.0, 4.0, 3.0], "U3": [3.0, 4.0, 1.0, 5.0, 4.0, 3.0, 3.0, 3.0, 4.0, 3.0], "U4": [5.0, 1.0, 1.0, 4.0, 3.0, 4.0, 4.0, 5.0, 4.0, 4.0], "I2": ["A Killer Plot (A Books by the Bay Mystery)", "The Cat, the Professor and the Poison: A Cats in Trouble Mystery", "Don't Go", "One Mississippi (Volume 1)", "Sacrifice: A Novel", "Now You See Me (Lacey Flint Novels)", "Dead Scared (Lacey Flint Novels)", "Blood Harvest", "Quilts Through the Seasons: A Quilt for Each Month of the Year (Quilt in a Day Series)", "Your First Cruise Vacation: Tips, Advice and Planning Guide"], "I3": ["Bloodstain: Det. Jason Strong Novellas, #2 (Detective Jason Strong)", " Ghost Stories eBook", "How to Embrace a Minimalist Wardrobe - Making the Most Out of Your Closet! - Kindle edition", "All About Machine Arts", "Nickel Quilts: Great Designs from 5-inch Scraps", "Lady Audley's Secret", "The Etruscan", "The First Excellence: Fa-ling's Map", "The Empty House and Other Ghost Stories", "Guilty Wives"], "I4": ["A Horse Called September", "The Awakening (Case Studies in Contemporary Criticism)", "Chasing Amanda", "Leadership the Eleanor Roosevelt Way: Timeless Strategies from the First Lady of Courage", "Death of a Cozy Writer (A St. Just Mystery)", "Grand Obsession: A Piano Odyssey", "Asylum - 13 Tales of Terror", "THE BOOK OF BOOKS: Recommended Reading: Including Must-Read Books (Fiction & Nonfiction), Book Club Recommendations, Pulitzer-Prize Winners, Critics' Favorites, Popular Standards (Good Reads 1) - Kindle edition", "The Surgeon's Blade", "A Family Affair (Truth in Lies) (Volume 1)"]}
{"id": "45c4871ef7b437116889555298af1b0b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 3.0, 3.0, 3.0, 3.0, 4.0, 5.0, 1.0, 3.0], "U3": [3.0, 4.0, 2.0, 4.0, 4.0, 2.0, 4.0, 5.0, 3.0, 5.0], "U4": [3.0, 4.0, 4.0, 3.0, 5.0, 5.0, 5.0, 5.0, 2.0, 3.0], "I2": ["The Broker", "Batman: Dark Victory (Turtleback School & Library Binding Edition) (Batman (Pb))", "You've Been Warned", "JLA/JSA: Virtue and Vice (JLA (DC Comics Unnumbered Paperback))", "Night Shift", "Avengers Legends, Vol. 1 - Avengers Forever", "Stallion Gate", "Justice League of America Vol. 1: The Tornado's Path", "The Witching Hour", "Captain America Vol. 3: Red Menace, Book One (v. 1)"], "I3": ["The Midnight Club", "Daredevil: Lady Bullseye", "Slip & Fall", "Green Lantern: Revenge of the Green Lanterns", "Eyes of Prey", "Superman: For Tomorrow VOL 01 (Superman Limited Gns (DC Comics R))", "New Avengers: Illuminati", "The Last Days of Krypton", "Daredevil: The Devil, Inside and Out, Vol. 2", "Green Lantern: Rebirth"], "I4": ["Daredevil: Hell to Pay, Vol. 1", "Green Lantern Vol. 1: No Fear", "Eye of the Needle", "Green Lantern: Wanted - Hal Jordan", "Bloodsucking Fiends", "Green Lantern: The Sinestro Corps War, Vol. 1", "You Suck: A Love Story (Bloodsucking Fiends)", "Green Lantern: The Sinestro Corps War, Vol. 2", "Postmortem Low Price (Kay Scarpetta)", "JLA: Earth 2"]}
{"id": "ab5d0d8063280f4105028e5f1b2699bc", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 3.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0], "U4": [5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0], "I2": ["The Kedrigern Chronicles Volume 2: Dudgeon And Dragons", "The Batman in Nine Lives: An Elseworlds Production (Batman (DC Comics Hardcover))", "The Book of the Dead", "Lady in the Water", "AFFAIR OF THE INCOGNITO TENANT", "Villains United (Countdown to Infinite Crisis)", "Tomorrow Log", "Prowlers", "Red Lightning (A Thunder and Lightning Novel)", "Ex Machina, Vol. 1: The First Hundred Days"], "I3": ["The Ultimates 2, Vol. 1: Gods and Monsters", "DC: The New Frontier - VOL 02 (DC New Frontier)", "Dzur (Vlad Taltos)", "The Reckoning: A Novel", "Laws of Nature (PROWLERS)", "Predator and Prey (PROWLERS)", "Wild Things (PROWLERS)", "Bureau 13: Damned Nation", "Brother to Dragons, Companion to Owls", "Gil's All Fright Diner"], "I4": ["Nerve", "The Boys Are Back in Town", "The Myth Hunters (The Veil, Book 1)", "The Mad King", "The Mark of Zorro (Dover Thrift Editions)", "Ultimate Spider-Man 12: Superstars", "Under Orders", "Man from Mundania (Xanth, No. 12)", "Harbingers: A Repairman Jack Novel", "Bad Magic"]}
{"id": "58e751dd732e5bf22c5cb7dc49b53ada", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 3.0, 3.0, 3.0, 3.0, 4.0, 4.0, 5.0], "U3": [5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 3.0, 4.0], "U4": [4.0, 5.0, 3.0, 3.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0], "I2": ["Bang the Drum Slowly", "Mockingbird: A Portrait of Harper Lee", "I Married a Dead Man (Crime, Penguin)", "The Postman", "The Guardians: A Novel", "'A Hell of a Place to Lose a Cow': An American Hitchhiking Odyssey", "Middlesex: A Novel", "The Dramatist: A Novel (Jack Taylor Series)", "Freakonomics: A Rogue Economist Explores the Hidden Side of Everything - by Steven D. Levitt & Stephen J. Dubner", "Great Expectations By Charles Dickens - The Franklin Library (Hardcover - 1979)"], "I3": ["Oliver Twist (Penguin Clothbound Classics)", "Mistress of the Art of Death", "The Water's Lovely", "A confederacy of dunces", "A Tale of Two Cities (Collins Classics)", "A Death in Belmont, CD", "Oil on the Brain: Adventures from the Pump to the Pipeline", "Wise Blood: A Novel", "Calibre: A Novel (Inspector Brant Series)", "Blindness"], "I4": ["Calling Out for You", "The Known World", "When Madeline Was Young: A Novel", "The Overnight", "102 Minutes CD: The Untold Story of the Fight to Survive Inside the Twin Towers", "The Winds of Time (SF Rediscovery Series, No. 10)", "Among Other Things, I've Taken Up Smoking: A Novel", "Don't Look Back (Inspector Sejer Mysteries)", "The Triumph of the Thriller: How Cops, Crooks, and Cannibals Captured Popular Fiction", "Black Girl/White Girl"]}
{"id": "269ccc66540b4fe781c93f7204bbb16e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 4.0, 2.0, 3.0, 4.0, 4.0, 3.0, 4.0, 2.0], "U3": [3.0, 3.0, 2.0, 3.0, 3.0, 3.0, 5.0, 4.0, 3.0, 4.0], "U4": [3.0, 3.0, 4.0, 4.0, 2.0, 4.0, 3.0, 4.0, 4.0, 4.0], "I2": ["Freckle Juice", "Sylvester and the Magic Pebble", "The Little Engine That Could", "The Little Rabbit Who Wanted Red Wings (Reading Railroad)", "Horton Hatches the Egg Yellow Back Book", "Tales of a Fourth Grade Nothing", "Iggie's House", "The One in the Middle is the Green Kangaroo (Dell Picture Yearling)", "King of the Dollhouse", "The Saggy Baggy Elephant (Little Golden Book)"], "I3": ["The Poky Little Puppy (A Little Golden Book Classic)", "The Monster at the End of This Book", "Tawny Scrawny Lion", "The Little Red Hen (Little Golden Book)", "The Story of Little Black Sambo", "Curious George Goes to the Hospital", "The Velveteen Rabbit (Board Book)", "Stone Soup", "Gremlins", "How the Grinch Stole Christmas!: Mini Edition (Dr Seuss Miniature Edition)"], "I4": ["Green Eggs and Ham", "The Cat in the Hat Comes Back: Green Back Book (Dr Seuss - Green Back Book)", "Lorax", "The Sneetches and Other Stories: Yellow Back Book (Dr Seuss - Yellow Back Book) (Dr. Seuss: Yellow Back Books)", "I Wish That I Had Duck Feet", "Where the Wild Things Are", "Cat in the Hat Song Book", "Ramona the Brave: Special Read-Aloud Edition", "Starring Sally J. Freedman as Herself", "Ramona the Pest"]}
{"id": "4203b13ffb744b76b059f1922ac36b60", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 3.0, 5.0, 5.0], "U3": [5.0, 4.0, 1.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0], "U4": [4.0, 2.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0], "I2": ["My Fallen Angel", "Indiscretion (Sonnet Books)", "Taste Of Sin, A (Avon Romantic Treasure)", "The Outlaws: Rafe", "Counterfeit Kisses", "Kiss The Cook (Zebra Bouquet Romances)", "Sea Spell (Magical Love)", "Stolen from Gypsies", "After the Fire", "A Run to Hell"], "I3": ["Sixpence Bride (Timeswept)", "Last Dance (A Sharyn Howard Mystery)", "Don't Make Me Stop this Car: Adventures in Fatherhood", "Family Man", "Buckshot's Modern Trapper's Guide for Xtreme Safety, Survival, Profit, Pleasure", "The International Fugitive", "Ultimate Internet Outlaw: How Surfers Steal Sex, Software, Cds, Games, And More Top-Secret Stuff On The Information Superhighway", "Scanner Modifications And Antennas", "Techniques in Countersurveillance : The Fine Art of Bug Extermination in the Real World of Intelligence Gathering", "Dead End"], "I4": ["Get Even 2: More Dirty Tricks From The Master Of Revenge", "Contingency Cannibalism: Superhardcore Survivalism's Dirty Little Secret", "PVC Projects for the Outdoorsman : Building Shelters, Camping Gear, Weapons and More Out of Plastic Pipe", "Electronic Circuits And Secrets Of An Old-Fashioned Spy", "Real World Self-Defense: A Guide to Staying Alive in Dangerous Times", "A Field Guide to Edible Wild Plants of Eastern and Central North America (Peterson Field Guides)", "Modern Identity Changer: How To Create And Use A New Identity For Privacy And Personal Freedom", "The Ultimate Sniper: An Advanced Training Manual for Military and Police Snipers", "Up Yours", "Fight at Night: Tools, Techniques, Tactics, and Training for Combat in Low Light and Darkness"]}
{"id": "afec0f188a32d266cde1fd1082937a33", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U3": [4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Eyes Wide Open: The Blackstone Affair, Book 3", "Darkness Avenged (Guardians Of Eternity)", "Surrender Your Love", "Being Me (The Inside Out Series)", "Bared to You / Reflected in You / Entwined with You", "Masters Of My Desire (The Doms Of Genesis, Book 2) (Volume 2)", "Beautiful Disaster", "Conquer Your Love", "Wolf Fever (Alpha Project) (Volume 1)", "Their Virgin Hostage, Masters of Ménage, Book 5 (Masters of Menage) (Volume 5)"], "I3": ["Over the Line (Mastered)", "Escaping Reality (The Secret Life of Amy Bensen) (Volume 1)", "Handcuffed By Her Hero (WILD -- Warriors Intense in Love & Domination -- Boys of Special Forces) (Volume 2)", "Breaking the Rules (Back to Brooklyn)", "Turn and Burn (Blacktop Cowboys Novel)", "ShameLess", "Steal the Light (Thieves) (Volume 1)", "Real (The REAL series)", "Love Me Once, Love Me Twice (Montana Cowboys 1)", "Wild Invitation: A Psy-Changeling Collection (Psy/Changelings)"], "I4": ["Temporary Bliss (Volume 1)", "First Position", "Rock the Heart (Black Falcon)", "Rock the Band (Black Falcon)", "Unattainable (Undeniable) (Volume 3)", "Wicked and Dangerous", "Love and Let Die (Masters and Mercenaries) (Volume 5)", "Scent of a Mate (Sassy Mates Series) (Volume 1)", "Convicted (Consequences)", "Treasure Your Love"]}
{"id": "f52662b60e18d75c4198e5cbed7b5924", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 3.0, 3.0, 3.0, 3.0, 5.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 2.0, 5.0, 3.0, 4.0], "U4": [5.0, 5.0, 3.0, 3.0, 4.0, 2.0, 3.0, 3.0, 3.0, 4.0], "I2": ["The Summer I Became a Nerd", "Reboot", "True (True Believers)", "The Boyfriend App", "How Zoe Made Her Dreams (Mostly) Come True", "Arclight", "Parallel", "Eleanor & Park", "The Art of Wishing", "Warm Bodies"], "I3": ["Unbreakable", "My Life After Now", "The Elusive Wife", "City of Ashes: The Mortal Instruments, Book Two", "City of Ashes (The Mortal Instruments)", "City of Ashes: The Mortal Instruments, Book Two", "17 & Gone", "If He Had Been with Me", "Bitter End", "Catching Jordan (Hundred Oaks)"], "I4": ["On Dublin Street (On Dublin Street Series)", "Slammed", "Notes from Ghost Town", "On Dublin Street (On Dublin Street Series)", "Graceling", "The Rising", "The Hunt (The Hunt Trilogy)", "Point of Retreat", "Fifteenth Summer", "Winger"]}
{"id": "1f0bbe4ff4fe9227cea8a2bb0f9bc5a9", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Why Did God Give Us Emotions?: A biblical perspective on what science has discovered about emotions", "Taken from the Night: A Witch's Encounter with God", "Thirty Rooms to Hide In: Insanity, Addiction, and Rock n Roll in the Shadow of the Mayo Clinic", "Donor", "For The Sender: Four Letters. Twelve Songs. One Story. Includes CD", "The Paternity Test: A Novel", "The Void", "THE THIRD FLOOR WINDOW: A True Story of Secrets, Survival and Hope", "The Triumph of the Immaculate Heart of Mary", "The Floater"], "I3": ["The Treasure Seeker: Finding Love and Value in the Arms of Your Loving Heavenly Father", "Through Indigo's Eyes", "Hans Holzer's Haunted Houses: A Pictorial Register of the World's Most Interesting Ghost Houses", "No Innocent Affair", "Mothers and Daughters: Mending a Strained Relationship", "Guardian Angel: Life and Death Adventures with Pararescue, the Worlds Most Powerful Commando Rescue Force", "Transcendental Meditation: The Essential Teachings of Maharishi Mahesh Yogi. The classic text revised and updated", "Free to Be Insane", "The Eternal Messiah: Jesus of K'Turia", "The Mustard Seeds"], "I4": ["The Story Shell: A Tale of Friendship Bog", "Coincidence Is God's Way of Remaining Anonymous: Reflections on Daytime Dramas and Divine Intervention", "Hearts Unlocked: A Cherryvale Thanksgiving Romance", "Autumn Changes: Book Two in the Seasons of Cherryvale (Volume 2)", "Time and Again: Book 1 in the History Mystery Series", "Silent Cry: A Novel (Zane Presents)", "the gilded butterfly", "Pibbin the Small: A Tale of Friendship Bog", "Dancing Deception", "Elly in Bloom"]}
{"id": "4b6476dd838195e9d41fd9cddef07e80", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 3.0], "I2": ["Fantasy Lover", "My Spy (SEAL and Code Name)", "A Stranger's Kiss (Love Spell)", "And One Rode West: A Novel", "One Wore Blue (Camerons Saga: Civil War Trilogy)", "And One Wore Gray (Camerons Saga: Civil War Trilogy)", "Charming the Prince (Once Upon a Time)", "Lone Rider", "Just Breathe", "Devil in a Kilt"], "I3": ["Saving Grace", "Born to Be Wild", "Something Wild", "Babymouse #5: Heartbreaker", "Wife for a Day", "The Love Potion: A Cajun Novel (Cajun Books)", "Fire and Ice: A Novel", "The Secret", "When Night Falls", "Twiced Kissed"], "I4": ["A Touch So Wicked (Avon Romantic Treasure)", "Unspoken (Zebra Books)", "Head Over Heels (Marine, Book 1)", "The Lily and the Sword", "Going Overboard (SEAL and Code Name)", "Dark of the Night (Ivy Books Contemporary Romance)", "Dream Lover", "Be My Baby", "Believe", "The Shadowing (Candleglow)"]}
{"id": "054349296fe635572a1ec8ca40e6cf87", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U3": [4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0], "U4": [4.0, 4.0, 5.0, 3.0, 4.0, 5.0, 3.0, 4.0, 4.0, 4.0], "I2": ["Song of the Silk Road", "A Thread of Sky: A Novel", "Under Wraps (Underworld Detective Agency)", "Demon Song (The Blood Singer Novels)", "The Prince of Mist", "I Am J", "Indefensible (A Kate Lange Novel)", "Huntress", "Visions of Magic: An Awakening Novel", "Thirteen Days to Midnight"], "I3": ["Shimmer: A Riley Bloom Book", "Born at Midnight (A Shadow Falls Novel)", "The Time-Traveling Fashionista On Board the Titanic", "Emily & Einstein: A Novel of Second Chances", "Red Riding Hood", "The Iron Thorn", "Hybrid", "Zombies Don't Cry (A Living Dead Love Story)", "Discord's Apple", "The Lost Gate (Mither Mages)"], "I4": ["Maye's Request", "My One and Only (Hqn)", "Darkness Embraced: A Rosso Lussuria Vampire Novel", "Iron Crowned", "The Sacred Vault: A Novel (Nina Wilde and Eddie Chase)", "Spirit Dances (The Walker Papers, Book 6)", "The Complaints", "Magic on the Hunt", "Unearthly", "A Hundred Words for Hate (A Remy Chandler Novel)"]}
{"id": "8e45b877b46398acf0a493f987fb21e2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 2.0], "U4": [4.0, 5.0, 5.0, 2.0, 2.0, 4.0, 3.0, 5.0, 4.0, 4.0], "I2": ["Crash Into Me", "Diamond Girl (G-Man)", "Easy To Love You (The Love Series)", "Sweet Home", "Long After", "Forever Altered", "Love Me Back", "Don't Let Go (The Invisibles)", "Layers", "Vain: Book One of The Seven Deadly Series (Volume 1)"], "I3": ["Abel (5th Street #4)", "Like Gravity", "Tragic: Rook and Ronin, #1", "Manic: Rook and Ronin, #2", "Panic: Rook and Ronin, #3", "Off Chance", "Fallen Crest High", "Fighting for Flight (The Fighting Series)", "Falling For My Husband", "Love and Candy (Montclare Family) (Volume 1)"], "I4": ["ShameLess", "All the Pretty Lies", "Love Plus One (G-Man Series) (Volume 2)", "Breaking the Reins", "Relinquishing Liberty (Second Chances #1)", "In the Band", "His Wicked Games (His Wicked Games #1)", "Text", "One Night With Him", "Room For You (Cranberry Inn) (Volume 1)"]}
{"id": "77cb21187a395988411359f45abe5908", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 1.0, 4.0, 5.0, 5.0, 5.0, 4.0, 1.0, 1.0, 1.0], "U3": [5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0], "I2": ["A History of the American People", "The Betrayal of America: How the Supreme Court Undermined the Constitution and Chose Our President (Nation Books)", "Churchill: A Biography", "The Skeptical Environmentalist: Measuring the Real State of the World", "The Africans", "Scandalmonger (Harvest Book)", "The Wealth and Poverty of Nations: Why Some Are So Rich and Some So Poor", "Death Day", "Earth Rise", "Deep Sound Channel"], "I3": ["Heaven On Earth: The Rise and Fall of Socialism (Brief Encounters)", "Third Reich Victorious: Alternate Decisions of World War II", "The Fountainhead", "The Creators: A History of Heroes of the Imagination", "Lonely Hearts of the Cosmos: The Scientific Quest for the Secret of the Universe", "Playing for the Ashes (Inspector Lynley)", "The New Left", "Pagans and Christians", "The Discoverers:  A History of Man's Search to Know His World and Himself", "The Unauthorized Version: Truth and Fiction in the Bible"], "I4": ["Gospel: A Novel", "The First American: The Life and Times of Benjamin Franklin", "Modern Times: The World from the Twenties to the Nineties", "The Birth of the Modern: World Society, 1815-1830", "A History of the Jews", "Ship of Fools", "Intellectuals", "Interview with the Vampire", "Interview With the Vampire Signed Reprin", "Lenin: A Biography"]}
{"id": "53db7ee6a7cc12e0c7408b9b66412a5f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U3": [4.0, 3.0, 5.0, 4.0, 5.0, 3.0, 5.0, 4.0, 5.0, 5.0], "U4": [4.0, 3.0, 4.0, 2.0, 3.0, 4.0, 4.0, 5.0, 4.0, 5.0], "I2": ["Strength in What Remains (Random House Reader's Circle)", "Nine Dragons (A Harry Bosch Novel)", "The Broken Teaglass: A Novel", "The Immortal Life of Henrietta Lacks", "Hollywood Station: A Novel", "Hollywood Moon: A Novel (Hollywood Station)", "Hollywood Crows: A Novel", "Game Change: Obama and the Clintons, McCain and Palin, and the Race of a Lifetime", "The Blood-Dimmed Tide: A John Madden Mystery", "The Dead of Winter: A John Madden Mystery"], "I3": ["River of Darkness (John Madden Mysteries)", "The Bellini Card (Investigator Yashim)", "Switch: How to Change Things When Change Is Hard", "PEOPLE OF THE BOOK", "The Man from Beijing", "Tribes", "Stardust: A Novel", "Long Time Coming: A Novel", "Creative Community Organizing: A Guide for Rabble-Rousers, Activists, and Quiet Lovers of Justice", "Year of Wonders: A Novel of the Plague"], "I4": ["The One from the Other: A Bernie Gunther Novel", "The Ask: A Novel", "The Bridge: The Life and Rise of Barack Obama", "Doors Open", "This Body of Death CD: An Inspector Lynley Novel", "The Case of the Missing Servant", "Cyber War: The Next Threat to National Security and What to Do About It", "Where the Red Fern Grows", "Innocent", "The Big Short: Inside the Doomsday Machine"]}
{"id": "97585d9f80718251a955760c61295a7e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0], "U3": [5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0], "U4": [4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0], "I2": ["Strength (Mark of Nexus) (Volume 1)", "The Forgotten Ones (The Danaan Trilogy) (Volume 1)", "Out of Mind: Out of Line #3 (Volume 3)", "Fighting for Infinity (The Kindrily)", "The Resistance", "A Matter of Forever (Fate Series) (Volume 4)", "When We Fall (When I Break) (Volume 3)", "Stone of Destiny (The Danaan Trilogy) (Volume 2)", "Beloved (The Belonging Series) (Volume 1)", "Until Nico (Until Series) (Volume 4)"], "I3": ["Make It Count: A Bowler University Novel", "The Curse Keepers", "Talk to Me: Public Lives Series, Part 1 (Volume 1)", "The Curse Breakers (The Curse Keepers)", "Dearest Clementine (Volume 1)", "The Only One", "Scoring Wilder", "Just Listen: Public Lives, Part 2 (Volume 2)", "If I Were You: Inside Out Trilogy (Volume 1)", "Gorgeous Chaos (Beautiful Mess) (Volume 3)"], "I4": ["A Beautiful Mess (Volume 1)", "A Tragic Wreck (Beautiful Mess) (Volume 2)", "Finding Dandelion (Dearest Series) (Volume 2)", "Give In To Me (Heart of Stone) (Volume 3)", "Ever After: A Heart of Stone Novella (Volume 4)", "Crash Into Me", "Fall Into Me (Heart of Stone) (Volume 2)", "Tempting Tatum", "the OUT OF LINE series", "The Only Exception"]}
{"id": "297f5306cf167af362930618d9033691", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 3.0, 5.0, 4.0, 4.0], "U3": [5.0, 5.0, 1.0, 5.0, 1.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0], "I2": ["In Search of Schrödinger's Cat: Quantum Physics and Reality", "Visions : How Science Will Revolutionize the 21st Century and Beyond", "Godel's Proof", "Adrift on the Nile", "Before The Beginning: Our Universe And Others (Helix Books)", "Theories of Everything", "Beyond Einstein: The Cosmic Quest for the Theory of the Universe", "Physics and Philosophy: The Revolution in Modern Science", "Respected Sir", "Autumn Quail"], "I3": ["The Search", "Life and Death in Shanghai", "God's Banker: The Life and Death of Roberto Calvi (Counterpoint)", "The Origin Of The Universe: Science Masters Series", "Fabric Of Reality (Penguin Science)", "The Red Queen: Sex and the Evolution of Human Nature", "Turing (The Great Philosophers Series)", "Goddesses, Whores, Wives, and Slaves: Women in Classical Antiquity", "The Journey of Ibn Fattouma", "In Bluebeard's Castle: Some Notes Towards the Redefinition of Culture (T. S. Eliot Memorial Lectures)"], "I4": ["Superstrings: A Theory of Everything? (Canto)", "The Ghost in the Atom: A Discussion of the Mysteries of Quantum Physics (Canto)", "Movies and Money", "Lonely Hearts of the Cosmos: The Scientific Quest for the Secret of the Universe", "Kaddish for a Child Not Born", "Louise Brooks: A Biography", "Fateless", "The Pill, Pygmy Chimps, And Degas' Horse: The Remarkable Autobiography Of The Award Winning Scientist Who Synthesized The", "The Portage to San Cristobal of A. H.: A Novel (Phoenix Fiction)", "The Unnatural Nature of Science: Why Science Does Not Make (Common) Sense"]}
{"id": "d96e19019cf861c55e2cb7f582811e62", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 1.0, 5.0, 5.0, 5.0], "I2": ["In The Cut", "Creatus (They Exist): The Prequel", "Tough Love", "Captive in the Dark: The Dark Duet", "Claim Me (Capture Me) (Volume 3)", "The Billionaire Wins the Game: Billionaire Bachelors", "Arouse: A Spiral of Bliss Novel (Book One) (Volume 1)", "Hard Limit (Hacker Series Book 4) (The Hacker Series) (Volume 4)", "Hard Love (The Hacker Series)", "Seduction and Surrender (The Billionaire's Temptation Series) (Volume 1)"], "I3": ["Crave Me (Royals Saga) (Volume 4)", "Bedrock: A Gripping Psychological Thriller (Volume 1)", "Hardwired (The Hacker Series)", "Hardpressed (Hacker)", "On My Knees (The Bridge Series)", "Hardline (Hacker)", "Into the Fire (The Bridge Series)", "Command Me", "Destination Connelly (The Colloway Brothers) (Volume 4)", "VU Vampire University - Book One in the Vampire University series"], "I4": ["Blood Knot (Blood Stone) (Volume 1)", "Promise to Marry (Promises) (Volume 1)", "Take Me: The Untouchables", "Reclaimed (The Fire and Ice Series Book 1) - Kindle edition", "Bite Me (Bitten)", "Karma (Karma Series) (Volume 1)", "Capital in the Twenty First Century", "The Beast Prince (The Fairy Tale Series)", "Free Me (Found Duet)", "Blood and Snow volumes 1-4: Blood and Snow, Revenant in Training, The Vampire Christopher, Blood Soaked Promises"]}
{"id": "bf0d20f4d3ffb6cc316655300b9d78ce", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 4.0, 3.0, 5.0, 5.0, 3.0, 5.0, 3.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 3.0, 5.0, 4.0], "U4": [4.0, 3.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 3.0, 4.0], "I2": ["The Last Hunter - Descent (Book 1 of the Antarktos Saga)", "Fatal Exchange", "Magic Slays (Kate Daniels)", "Duty, Honor, Country A Novel of West Point and The Civil War", "The Z Word: Apocalypse Babes", "Before Her Eyes: Psychological Thriller", "Oracle's Legacy: Children Of Sun", "Win or Go Home", "Sick: A Project Eden Thriller", "Those Who Dare (Raiding Forces) (Volume 1)"], "I3": ["Suffer a Witch", "Angels' Blood (Guild Hunter, Book 1)", "Sixteen Brides", "Guilty Pleasures by Laurell K. Hamilton Unabridged CD Audiobook (Anita Blake Vampire Hunter Novel)", "Guilty Pleasures (Anita Blake, Vampire Hunter)", "Hunt the Moon (Cassie Palmer)", "Not to Us", "Easy Innocence (Georgia Davis Mysteries)", "Oracle's Legacy: Shadows of Fate", "Nuclear Winter Wonderland: A Wild Tale of Nuclear Terror, Kidnapping, Gangsters and Family Values"], "I4": ["Have Gun, Will Play: A Mick and Casey Mystery", "FALL: The Last Testament of Lucifer Morningstar: The Fallen Chronicles (Volume 1)", "On the Edge", "A Place Beyond The Map", "A Rose Before Dying: A Second Sons Mystery", "Bloodlines", "The Devil's Game", "Tom & Small: A Big Moment in a Little Boy's Life!", "Dirty Hands", "Guilty Pleasures (Anita Blake, Vampire Hunter)"]}
{"id": "ee8f6e870b0db3fbd2a7bc769ecd35d0", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0], "U3": [5.0, 3.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 2.0, 3.0, 5.0, 4.0, 5.0, 4.0, 4.0, 3.0, 5.0], "I2": ["Chance for Love: Gansett Island Series, Book 10.5", "Ignited (Titanium Security Series) (Volume 1)", "Singed (Titanium Security Series) (Volume 2)", "Burned (Titanium Security Series) (Volume 3)", "Extinguished (Titanium Security Series) (Volume 4)", "Rekindled (Titanium Security Series) (Volume 5)", "Friendship on Fire (LOVE IN BLOOM: The Bradens) (Volume 6)", "Destined for Love (Love in Bloom: The Bradens): Rex Braden (Volume 5)", "Sea of Love (Love in Bloom: The Bradens): Dane Braden (Volume 7)", "Bursting with Love: Savannah Braden (Love in Bloom: The Bradens) (Volume 8)"], "I3": ["Hearts at Play (Love in Bloom: The Bradens): Hugh Braden (Volume 6)", "Dating A Cougar: Book One of Never Too Late Series", "Meant for Her: The Love and Danger Series, Book One", "All I Need is You (The Alexanders) (Volume 4)", "Dare to Love", "Sizzle (A MacKenzie Security Novel) (Volume 11)", "Seducing Sam", "Captured in Surrender: A MacKenzie Family Novella (1001 Dark Nights)", "Falling Under", "Fatal Jeopardy (The Fatal Series)"], "I4": ["Taken with You (The Kowalskis)", "Come Away With Me: Book One in the With Me In Seattle Series (Volume 1)", "Game of Love (Love in Bloom: The Remingtons, Book 1) (Volume 10)", "The Goodbye Girl", "Forget Me Never (Hell Yeah! Book 7 - Cajun Style)", "He's the Man (The Alexanders) (Volume 3)", "Good Together (The Carrigans of the Circle C) (Volume 1)", "Flames of Love (Love in Bloom: The Remingtons, Book 3) (Volume 12)", "Edge of the Heat (Volume 1)", "Slope of Love (Love in Bloom: The Remingtons, Book 4) (Volume 13)"]}
{"id": "f02a3a53efd845f8c44a763b15670d54", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0], "I2": ["Stirring Up Strife: A Hope Street Church Mystery (Hope Street Church Mysteries)", "Handle with Care", "The Necromancer (The Secrets of the Immortal Nicholas Flamel)", "Murder Takes The Cake", "Dead as a Doornail (Southern Vampire Mysteries, Book 5)", "The Dark Divine", "The White Queen: A Novel (Cousins' War)", "Perfection: A Memoir of Betrayal and Renewal", "The Long Quiche Goodbye (Cheese Shop Mystery)", "Seven Year Switch"], "I3": ["Caught", "Sizzling Sixteen (Stephanie Plum Novels)", "Sizzling Sixteen (Stephanie Plum Novels)", "Firefly Lane", "Paper, Scissors, Death: A Kiki Lowenstein Scrap-N-Craft Mystery", "Holly's Inbox: Scandal in the City", "Emma and the Vampires (Jane Austen Undead Novels)", "Heart of the Matter", "Heart of the Matter", "Moon Called"], "I4": ["Sprinkle with Murder (Cupcake Bakery Mystery)", "Real Murders (Aurora Teagarden Mysteries, Book 1)", "Lost for Words", "Humble Pie", "The Killing Edge", "Pepperoni Pizza Can Be Murder (A Pizza Lovers Mystery)", "Her Fearful Symmetry: A Novel", "Organize Your Corpses (A Charlotte Adams Mystery)", "Stay: A Novel", "Bookplate Special (A Booktown Mystery)"]}
{"id": "1ac611f861e7675b1657677740c5ac3f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "I2": ["Lumberjack Werebear (Saw Bears) (Volume 1)", "Curse of the Alpha: Episodes 1 & 2 (Volume 1)", "Revealing the Dragons (Stonefire Dragons #3)", "Chasing Sam (Vegas Mates) (Volume 1)", "Marked (Servants of Fate)", "Seducing the Dragon (Stonefire Dragons) (Volume 2)", " The Dragon's Appraiser", "Fur-gotten: BBW Paranormal Shape Shifter Romance (Fur-ocious Lust) (Volume 2)", " The Dragon's Appraiser", "Bear-ever Yours"], "I3": ["Alpha Defender", "Timberman Werebear (Saw Bears) (Volume 3)", "Resisting the Cougar (Cascade Shifters) (Volume 3)", "Sawman Werebear (Saw Bears) (Volume 4)", "The Wolf, The Witch, and the Wasteland (a paranormal post-apocalyptic romance) - Kindle edition", "Her Bear In Mind", "One in a Bear-llion", "Stripe-Tease: BBW Paranormal Shape Shifter Romance (Fur-ocious Lust) (Volume 3)", "Thrown to the Wolves (Black River Pack) (Volume 3)", "Crying Wolf (Black River Pack) (Volume 1)"], "I4": ["The Dragon's Heart", "Dragon's Redemption (Dragon Lore) (Volume 2)", "Some Bear to Love", "Alpha Champion (Wolf Protectors) (Volume 1)", "Kingdom From Ashes (The Kingdom Saga)", "Bear My Soul (Fire Bears) (Volume 1)", "The Alpha's Surrogate", "A Slice of Honeybear Pie (Bearly Legal) (Volume 1)", "Love of a Tiger (A BBW Shifter Romance)", "The Breakaway"]}
{"id": "665dc398dc1edb38ac93b00effb21d93", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 4.0, 4.0, 1.0, 3.0, 2.0, 3.0, 3.0, 2.0, 3.0], "U3": [4.0, 4.0, 2.0, 3.0, 5.0, 4.0, 3.0, 5.0, 5.0, 3.0], "U4": [4.0, 3.0, 4.0, 3.0, 3.0, 3.0, 4.0, 4.0, 4.0, 4.0], "I2": ["For Better, for Worse: A Novel", "Diana: Closely Guarded Secret", "If Looks Could Kill", "Child of My Heart", "Expecting Adam: A True Story of Birth, Rebirth, and Everyday Magic", "Trading Up", "Notes on a Scandal", "The Devil Wears Prada", "The Tristan Betrayal", "For Matrimonial Purposes"], "I3": ["The Amber Room: The Fate of the World's Greatest Lost Treasure", "Ultramarathon Man: Confessions of an All-Night Runner", "Lost Hearts in Italy: A Novel", "Grace Kelly: A Life in Pictures", "The Secret River", "In the Company of the Courtesan: A Novel", "Boy in the Striped Pyjamas: A Fable", "The Road", "Shantaram: A Novel", "The Memory Keeper's Daughter CD"], "I4": ["Special Relationship", "Emergency Sex: And Other Desperate Measures", "The Last Town on Earth: A Novel", "1001 Pirate Things to Spot (1001 Things to Spot)", "Summer of the Villa Rosa", "The Broken Shore: A Novel", "The Girls: A Novel", "The Girls: A Novel", "The God of Animals", "Restless"]}
{"id": "5b763fcfe4e20bf2b0f30ddebe1b5ceb", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 1.0, 5.0, 4.0, 5.0, 3.0, 4.0], "U3": [4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0], "U4": [5.0, 3.0, 5.0, 5.0, 3.0, 4.0, 4.0, 5.0, 4.0, 4.0], "I2": ["Harry Potter and the Deathly Hallows, Book 7", "Harry Potter and the Chamber of Secrets, Book 2", "Harry Potter (4 Volumes set)", "Choke", "Lost: A Novel", "Atonement", "Go Ask Alice", "The Gospel According to the Son", "The Burning Times: A Novel of Medieval France", "Orlando (Vintage Classics)"], "I3": ["Sarah (Canaan Trilogy, Book 1)", "Zipporah, Wife of Moses: A Novel", "Lilah: A Novel (Canaan Trilogy)", "Saturday: A novel", "An Artist of the Floating World (Penguin Drop Caps)", "Ursula, Under", "Girls of Riyadh", "The Secret Life of Bees", "The Confessions of Max Tivoli: A Novel", "The Mermaid Chair"], "I4": ["The Tenth Circle", "The Amber Room: A Novel", "Interpreter of Maladies", "Run", "Gilead", "Pygmalion (Penguin Classics)", "Spook: Science Tackles the Afterlife", "Pride & Prejudice (Collins Classics)", "Live from Golgotha: The Gospel According to Gore Vidal", "Live From Golgotha"]}
{"id": "76838d5aa1f059919801462e89bb81d3", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U4": [5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 2.0, 4.0, 5.0], "I2": ["Code Triage (Mercy Hospital, Bk 3)", "Faithful", "The Waiting: A Novel (Lancaster County Secrets)", "Judgment Day: A Novel", "Two Tickets to the Christmas Ball: A Novella", "Lady in Waiting: A Novel", "The Hope of Refuge (Ada's House Series, Book 1)", "Auralia's Colors (The Auralia Thread Series #1)", "Rose House (La Rosaleda Series #2)", "Saints in Limbo"], "I3": ["The Charlatan's Boy: A Novel", "The Sound of Sleigh Bells: A Romance from the Heart of Amish Country (Apple Ridge)", "Everything Christmas", "Stray Affections (A Snowglobe Connections Novel)", "The Confidential Life of Eugenia Cooper", "A Rush of Wings: A Novel", "A Suitor for Jenny (A Rocky Creek Romance)", "Let Every Heart Prepare Him Room: Daily Family Devotions for Advent", "Tandem: A Novel", "Love on Assignment (Thorndike Press Large Print Christian Romance Series: A Ladies of Bummerhill Novel)"], "I4": ["Beneath the Night Tree", "Seek Me with All Your Heart (A Land of Canaan Novel)", "The Pirate Queen", "A Cowboy's Touch (A Big Sky Romance)", "Code of Justice (Steeple Hill Love Inspired Suspense)", "Softly and Tenderly (A Songbird Novel)", "Heart of Lies: A Novel (Irish Angel Series)", "The Final Summit: A Quest to Find the One Principle That Will Save Humanity", "Fairer Than Morning (Saddler's Legacy)", "My Foolish Heart (Deep Haven)"]}
{"id": "37887a73055b5acf7a7e223da1466677", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 3.0, 3.0, 4.0, 4.0, 2.0, 4.0, 1.0, 3.0], "U3": [4.0, 4.0, 3.0, 2.0, 2.0, 2.0, 3.0, 5.0, 2.0, 3.0], "U4": [3.0, 4.0, 5.0, 4.0, 2.0, 4.0, 3.0, 5.0, 5.0, 2.0], "I2": ["Pink Brain, Blue Brain: How Small Differences Grow Into Troublesome Gaps -- And What We Can Do About It", "Every Patient Tells a Story", "A Taste of Magic", "The Big Burn: Teddy Roosevelt and the Fire that Saved America", "The Way of Boys: Raising Healthy Boys in a Challenging and Complex World", "Don't Throw It, Grow It!: 68 windowsill plants from kitchen scraps", "Denialism: How Irrational Thinking Harms the Planet and Threatens Our Lives", "The Boy Who Couldn't Sleep and Never Had To (Vintage Contemporaries)", "The Year of Living like Jesus: My Journey of Discovering What Jesus Would Really Do", "Generation A: A Novel"], "I3": ["Hungry Monkey: A Food-Loving Father's Quest to Raise an Adventurous Eater", "The Hidden Brain: How Our Unconscious Minds Elect Presidents, Control Markets, Wage Wars, and Save Our Lives", "The Discreet Pleasures of Rejection: A Novel", "The Disappeared: A Novel (Jenny Cooper)", "The Girl with the Dragon Tattoo", "New Vegetarian: More Than 75 Fresh, Contemporary Recipes for Pasta, Tagines, Curries, Soups and Stews, and Desserts", "The Butcher and the Vegetarian: One Woman's Romp Through a World of Men, Meat, and Moral Crisis", "Food Rules: An Eater's Manual", "A Sideways Look at Time", "Brigid of Kildare: A Novel"], "I4": ["The No-Cry Sleep Solution: Gentle Ways to Help Your Baby Sleep Through the Night", "Your Hate Mail Will Be Graded: A Decade of Whatever, 1998-2008", "The Serialist: A Novel", "Consuming Kids: The Hostile Takeover of Childhood", "2 in the Hat: A Novel of Suspense", "The Hundred Thousand Kingdoms (The Inheritance Trilogy)", "Metatropolis", "The War Lovers: Roosevelt, Lodge, Hearst, and the Rush to Empire, 1898", "The War Lovers: Roosevelt, Lodge, Hearst, and the Rush to Empire, 1898", "Between a Church and a Hard Place: One Faith-Free Dad's Struggle to Understand What It Means to Be Religious (or Not)"]}
{"id": "6ee03b4595c46db861a872cfc3cd510e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0], "U4": [4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Falling in Fiji (The Falling in Paradise Series) (Volume 1)", "The Perception", "Wonderwall (Love Me, I'm Famous) (Volume 1)", "Pretty When You Cry", "When It's Over: A Contemporary College Romance (When It's Love) (Volume 2)", "Soul-Mate (Immortal Love) (Volume 1)", "KNOX: Complete Series", "When It's Love", "Tainted Deception", "Third Base (The Boys of Summer) (Volume 1)"], "I3": ["Curveball", "A Reliant Love", "My Soul to Keep (Soul Series) (Volume 1)", "More Than Comics (Chasing The Dream) (Volume 2)", "Compass", "Emeralds (All That Glitters) (Volume 3)", "One Insatiable", "Some Sort of Crazy (Natalie and Miles): A Happy Crazy Love Novel (Volume 2)", "Endure (Evolve Series) (Volume 4)", "Denouement (The Darkness Series) (Volume 3)"], "I4": ["Operation Foreplay", "Midnight Mass (Priest) (Volume 2)", "Miles Away (Carrion) (Volume 1)", "Lawless: King Book 3", "Betrayal (Infidelity) (Volume 1)", "Ten (My Brothers best friend)", "Sweet Ruin (Immortals After Dark)", "Unwritten (Volume 1)", "Haunted: A Romantic Suspense (The Shattered Pieces Series) (Volume 2)", "Biting Point (Sex On Wheels) (Volume 1)"]}
{"id": "03c31365efe7ac1957164f70fe2994e2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 4.0, 2.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Gina and Mike (The Yearbook Series) (Volume 1)", "Fallen Crest High", "Fallen Crest Public (Fallen Crest Series) (Volume 3)", "Withstanding Me (Breakneck Series) (Volume 2)", "Fighting to Forgive (The Fighting Series) (Volume 2)", "Breaking the Rules (Back to Brooklyn)", "Ride (Bayonet Scars) (Volume 1)", "Renegade Lady (Renegade Sons MC) (Volume 1)", "Seven Sons (Gypsy Brothers) (Volume 1)", "Alluring Seduction: Book 2 Bayou Stix (Volume 2)"], "I3": ["Reaper's Legacy (Reapers Motorcycle Club)", "Emerge (Evolve Series)", "Ravage Me (Ravage MC #1) (Volume 1)", "Embrace: Evolve Series #2 (Volume 2)", "Entice (Evolve Series) (Volume 3)", "Consumed", "Worth the Fight", "Carnal Secrets (The Phoenix Pack)", "Yes, Master", "The Fine Line"], "I4": ["Craving Constellations", " Murphy (The Skulls Book 2) eBook", "Seducing Cinderella (Fighting for Love)", "Lick (A Stage Dive Novel)", "Faster Deeper (Take Me...#2) (New Adult Bad Boy Racer Novel) (Volume 2)", "Reaper's Property (Ellora's Cave Moderne)", "Lash (The Skulls) (Volume 1)", "Viper's Run (The Last Riders) (Volume 2)", "The Rocker Who Needs Me (Volume 3)", "Willing Captive"]}
{"id": "d80c2e0a0cd69e391cf7da373bca755d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 3.0, 3.0], "U3": [3.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 3.0, 3.0, 3.0], "U4": [4.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Brutal Telling: A Chief Inspector Gamache Novel", "Persona Non Grata: A Novel of the Roman Empire", "The Calling", "In the Heart of Darkness (Belisarius)", "The Hunted", "Dragonbreath #1", "The Eight", "Flawed Dogs: the Novel: The Shocking Raid on Westminster", "Bleak History", "72 Virgins"], "I3": ["Day by Day Armageddon (A Zombie Novel)", "The Sunrise Lands", "Dead Men's Boots (Felix Castor)", "NERDS: National Espionage, Rescue, and Defense Society (Book One)", "Final Price (A Paul Chang Mystery)", "The Cutting", "Bitter Night: A Horngate Witches Book", "The Magicians: A Novel (Magicians Trilogy)", "Maze Runner. Correr o Morir / Maze Runner, Run or die (Spanish Edition)", "The Maze Runner (Maze Runner, Book One) (The Maze Runner Series)"], "I4": ["The Atlantis Code", "Awesome Lavratt", "Once a Witch", "The Better Part of Darkness (Charlie Madigan, Book 1)", "A Surprise for Grandmother Rabbit", "Saving Christmas (The Adventures of Drew and Ellie, Book 4)", "Jacob's Monkey: The Trouble with Lying", "What a Hullabaloo!", "The Bridezilla Who Stole Christmas: A Teddy and Pip Story", "Boots"]}
{"id": "b6f8303acc6d641385f4eb1bcf8d0b8c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 4.0], "U3": [3.0, 5.0, 5.0, 4.0, 5.0, 4.0, 3.0, 5.0, 3.0, 3.0], "U4": [4.0, 5.0, 5.0, 2.0, 5.0, 2.0, 5.0, 5.0, 4.0, 3.0], "I2": ["The Vigilante's Bride", "In Every Heartbeat", "In Every Heartbeat", "Really Woolly Bible Stories", "Nightingale (Brothers in Arms Collection, No. 2)", "The Charlatan's Boy: A Novel", "Masquerade", "Within My Heart (Timber Ridge Reflections, Book 3)", "Love's First Bloom", "An Amish Christmas: December in Lancaster County (Thorndike Press Large Print Christian Fiction)"], "I3": ["The Wolf of Tebron (The Gates of Heaven Series)", "A Path Less Traveled", "Save the Date", "Dragons of the Valley: A Novel (Dragon Keepers Chronicles)", "The Search (Lancaster County Secrets) (Volume 3)", "Double Shot: A Maya Davis Novel (Maya Davis Series)", "The Miracle of Mercy Land: A Novel", "God Gave Us the World (God Gave Us Series)", "The Beginning Reader's Bible", "Hollywood Nobody (Hollywood Nobody Series, Book 1)"], "I4": ["The Gold Digger", "A Cowboy's Touch (A Big Sky Romance)", "Tales of the Dim Knight", "The Part-Time Vegan: 201 Yummy Recipes that Put the Fun in Flexitarian", "Fifo 50 States (Mom's Choice Award Recipient, 1st Place Purple Dragonfly Awards, National Indie Excellence Award Finalist)", "My Jane Austen Summer: A Season in Mansfield Park", "Fairer Than Morning (Saddler's Legacy)", "Entwined", "Larkspur Cove (Moses Lake, Book 1)", "Prom and Prejudice"]}
{"id": "65b4a3fd2dd9215e9508897745a7d8e8", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 2.0, 4.0, 3.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 5.0, 2.0, 5.0, 4.0, 5.0, 4.0], "U4": [3.0, 4.0, 3.0, 5.0, 5.0, 4.0, 3.0, 5.0, 3.0, 5.0], "I2": ["Foxhunting Adventures: Chasing the Story (The Derrydale Press Foxhunters' Library)", "The Man Who Listens to Horses", "The Silver Horn (The Derrydale Press Foxhunters' Library)", "The chase: A modern guide to foxhunting", "The Foxhunter's Guide to Life & Love: Seven secrets to help improve your love life, and your love OF life", "Clipping, Horses and Ponies, A Complete Illustrated Manual", "The Young Horse: Breaking And Training: Breaking and Training", "Colonel Weatherford's Young Entry", "A. K.'s Fly Box", "Mayflies"], "I3": ["Fireproof", "Mayflies: Top to Bottom", "Iwamasa Flies", "The riding instructor's manual", "The Glorious Chase", "Natural Riding", "Bonefish Fly Patterns: Tying, Selecting, And Fishing All The Best Bonefish Flies From Today's Best Tiers", "Streams: Their Ecology and Life", "Hatches II (Bk. 2)", "Horse Gaits, Balance and Movement"], "I4": ["The Lyons Press Horseman's Dictionary: Full Explanations of More than 2,000 Terms and Phrases Used by Horsemen", "Ladies of the Chase", "Ride with Your Mind Essentials: Innovative Learning Strategies for Basic Riding Skills", "The Private Passion of Jackie Kennedy Onassis: Portrait of a Rider", "Training Hunters, Jumpers and Hacks", "Trout Tackle: Part 1", "The Forward Impulse", "Going Home: Forewords by HRH the Prince of Wales and Mason H.Lampton", "That Winning Feeling!", "Fly Fishing the Colorado River: An Angler's Guide (The Pruett Series)"]}
{"id": "8ca13d71519f08b6c2d322d859ee418c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 3.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0], "U3": [3.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0], "U4": [5.0, 3.0, 4.0, 4.0, 4.0, 5.0, 3.0, 4.0, 3.0, 4.0], "I2": ["Everything Is Illuminated: A Novel", "To Serve Them All My Days~R F Delderfield", "Nine Dragons (A Harry Bosch Novel)", "Breaking the Bank", "The Tudor Rose", "Angels: A Pop-Up Book", "DEVALUING OF AMERICA: FIGHT FOR OUR CULTURE AND OUR CHILDREN", "The Dyodyne Experiment", "Prince Kristian's Honor: Book One of The Erinia Saga", "Silent Desperation: An Eclectic Mix of Short Fiction and Poetry"], "I3": ["Buying Time (Dre Thomas Series)", "Death in the Stocks", "Top Secret Recipes Unlocked: All New Home Clones of America's Favorite Brand-Name Foods", "The Summer We Fell Apart: A Novel", "The Savage Detectives: A Novel", "Cemetery Dance", "The Enchantress of Florence", "Zeitoun", "Bad Mother: A Chronicle of Maternal Crimes, Minor Calamities, and Occasional Moments of Grace", "Breakfast in Bed"], "I4": ["The Good Thief", "Hurry Down Sunshine: A Father's Story of Love and Madness", "The Scarecrow", "Island of the Swans", "Searching for Tina Turner", "Magician's Nephew - Folio Society Hardcover", "Impossible Motherhood: Testimony of an Abortion Addict", "Coppola: A Pediatric Surgeon in Iraq", "Egg-Larva-Pupa-Woman", "Meet the Howlers!"]}
{"id": "772027303958e48dc6b16b61308bf829", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 3.0, 4.0, 5.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0], "U4": [2.0, 5.0, 4.0, 3.0, 4.0, 3.0, 4.0, 3.0, 4.0, 5.0], "I2": ["Triumph (Beyond Armageddon)", "The Blood-Dimmed Tide: A John Madden Mystery", "The War Within: A Secret White House History 2006-2008 (Pt. 4)", "Homer and Langley", "Esquire's Big Book of Fiction", "Gladiator (Bison Frontiers of Imagination)", "D-Day [Sound Recording]: The Battle for Normandy", "Before and After: Stories from New York (Vol. 1)  (Mr. Beller's Neighborhood)", "The Mysterious Montague: A True Tale of Hollywood, Golf, and Armed Robbery", "Last Night"], "I3": ["New York Underground: The Anatomy of a City", "The Calling (Hazel Micallef)", "The Glorious Cause: The American Revolution, 1763-1789 (Oxford History of the United States)", "The Lifeless: A Zombie Novel", "Thriller 2: Stories You Just Can't Put Down", "Pavel and I", "The Dead of Winter: A John Madden Mystery", "Crossing the Rhine: Breaking into Nazi Germany 1944 and 1945--The Greatest Airborne Battles in History", "A Meaningful Life (New York Review Books Classics)", "Empire of Liberty: A History of the Early Republic, 1789-1815 (Oxford History of the United States)"], "I4": ["The White Plague", "Revolutionary Road", "The Bridge of Sighs: A Novel", "Last Light", "Groundswell: Winning in a World Transformed by Social Technologies", "Tribes", "In the Ruins of the Reich", "BrandDigital: Simple Ways Top Brands Succeed in the Digital World", "New York: The Novel", "The Fortress of Solitude"]}
{"id": "d6898d0ca7c67bd7908bd2740cc35abf", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 3.0, 4.0, 3.0, 5.0, 4.0, 4.0, 3.0, 5.0, 3.0], "U3": [4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 3.0, 5.0, 5.0, 4.0], "U4": [4.0, 2.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 2.0, 3.0], "I2": ["Under the Net", "Night Watch (An Alexandra Cooper Novel)", "Istanbul Passage: A Novel", "Dead of Summer", "Cry, the Beloved Country", "How Music Works: The Science and Psychology of Beautiful Sounds, from Beethoven to the Beatles and Beyond", "The Real Romney", "50 Philosophy Ideas You Really Need to Know", "Expert Political Judgment: How Good Is It? How Can We Know?", "The End of Men: And the Rise of Women"], "I3": ["The Monster in the Box", "Unwanted: A Novel (The Fredrika Bergman Series)", "The Better Angels of Our Nature", "Red Ink: Inside the High-Stakes Politics of the Federal Budget", "The Tiger's Wife: A Novel", "The Vault (Inspector Wexford)", "The First 20 Minutes: Surprising Science Reveals How We Can Exercise Better, Train Smarter, Live Longe r", "The Creative Destruction of Medicine: How the Digital Revolution Will Create Better Health Care", "The Crying of Lot 49 (Perennial Fiction Library)", "Silent Mercy (Alex Cooper, Book 13) (An Alexandra Cooper Novel)"], "I4": ["Berlin in Lights: The Diaries of Count Harry Kessler, 1918-1937", "Psoas Release Party!: Release Your Body From Chronic Pain and Discomfort", "What to Listen for in Music", "Frozen Assets: Introducing the Gunnhilder Mystery Series Set in Iceland", "The Behavior Gap: Simple Ways to Stop Doing Dumb Things with Money", "The Submission: A Novel", "Grand Pursuit: The Story of Economic Genius", "Night Rounds (An Irene Huss Investigation)", "Spinoza: A Very Short Introduction", "Listen to This"]}
{"id": "582c9fb33950d10505145d706a97cfc1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Happenstance: A Novella Series (Part One) (Volume 1)", "Bite & Release", "Dissolution: (Breach, #1.5", "Translucent (Luminous) (Volume 1)", "Dirty Angels", "So Far Gone, Girl: A Parody of Gone Girl - Kindle edition", "In Love with a Master: Interview with a Master 2", "Archer's Voice", "Captive: A New Life Series (Volume 1)", "Use (Affluence Series)"], "I3": ["The Intern, Vol. 2 (Volume 2)", "Come to Me Softly (Closer to You)", "Control Burn Resist - Sequence Two (Songs of Submission Bundle) (Volume 2)", "Beautiful Oblivion (Maddox Brothers)", "The Intern, Vol. 3 (The Intern Serials) (Volume 3)", "Driven ((The Driven Trilogy))", "Crashed (The Driven Trilogy)", "When We Collide", "Fueled (The Driven Trilogy)", "Love In Rewind (Audio Fools) (Volume 1)"], "I4": ["Saving Abel (Rocker Series) (Volume 1)", "Something Forever (Something Great) (Volume 3)", "In Chains", "Conspire", "Beautifully Damaged", "Metamorphosis (Book Boyfriend Series) (Volume 1)", "Shelter Me (Shelter Me Series) (Volume 1)", "Beg Tease Submit - Sequence One (Songs of Submission)", "Incandescent: Knights Rebels MC (Volume 1)", "Rusty Nailed (The Cocktail Series)"]}
{"id": "6b14999f6e1c15f79974ceb193f6c5a5", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 2.0, 3.0, 5.0, 3.0, 3.0, 1.0, 4.0, 3.0, 4.0], "U3": [4.0, 4.0, 3.0, 3.0, 5.0, 4.0, 1.0, 4.0, 5.0, 4.0], "U4": [4.0, 4.0, 2.0, 2.0, 1.0, 5.0, 3.0, 4.0, 3.0, 3.0], "I2": ["Heaven's Rogue (Romance of the Millennium)", "Petticoat Ranch (Lassoed in Texas, Book 1)", "My Lord Vampire (Zebra Regency Romance)", "The Mirror", "Once in Every Life: A Novel", "When Lightning Strikes: A Novel", "His Captive (Zebra Debut)", "National Geographic Field Guide to the Birds of North America : Revised and Updated", "Red Handed (Teen Alien Huntress)", "Catch of the Day (Zebra Contemporary Romance)"], "I3": ["AN Echo in Time (TIME PASSAGES ROMANCE SERIES)", "Another Dawn (Zebra Splendor Historical Romances)", "Small Treasures (Homespun)", "Deep in the Heart of Trouble", "The Backyard Bird Feeder's Bible: The A-to-Z Guide To Feeders, Seed Mixes, Projects, And Treats (Rodale Organic Gardening Book)", "The Marrying Man", "EMMA AND THE HANDSOME DEVIL (Loveswept)", "Belle Of The Ball: The Three Graces (Zebra Ballad Romance)", "American Rose Society Encyclopedia of Roses : The Definitive A-Z Guide", "Big Girls Don't Cry (Harlequin Superromance No. 1296)"], "I4": ["Maggie'S Beau", "Maddie's Justice", "Spirit of Love (Haunting Hearts Romance Series)", "Always to Remember", "Desperado (Timeswept)", "The Promise", "Dark Harvest (Kismet Knight, Vampire Psychologist series)", "The Vampire Shrink", "Why Have the Birds Stopped Singing", "Whispers through Time (Time Passages)"]}
{"id": "2515a46ae8603c9d7017ca10dbbef90a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U3": [4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 3.0, 4.0], "U4": [5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 3.0], "I2": ["New Forever", "Dragon's Lair (Wind Dragons Motorcycle Club)", "Until July (Until Her)", "Tiger Lily Part One: An Alpha Billionaire Romance Trilogy (Volume 1)", "No More Wasted Time", "Third Debt (Indebted) (Volume 4)", "Fervent (Condemned) (Volume 3)", "Marking Her (Marked Series) (Volume 1)", "Sinder 1: Experimentation (Volume 1)", "Retribution - Kindle edition"], "I3": ["The Art of Sin", "Vain: Book One of The Seven Deadly Series (Volume 1)", "Wild Thing: A Rock Stars and Billionaires Romance (Billionaires in Disguise: Georgie and Xan Book 2) - Kindle edition", "Seeking Solace", "My So Called Life (Love Not Included) (Volume 3)", "Falling for His Best Friend", "Badass: A Stepbrother SEAL Romance", "Life's What You Make It (Love's Great Adventure Series) (Volume 1)", "Delicious Temptation", "Kalil (Special Operations Command) (Volume 1)"], "I4": ["Henry's End", "The Man I Love (The Fish Tales) (Volume 1)", "HIS Choice (Hamilton Investigation & Security: HIS Series) (Volume 2)", "unDefeated: Spencer and Olivia (Wayward Fighters) (Volume 3)", "Rough", "Against All Odds - Angel's Story. (Destiny Series) (Volume 4)", "Chasing The Dragon (Deception Duet) (Volume 1)", "Surviving Brooklyn (Brooklyn Series) (Volume 1)", "Kellen's Redemption (Hell Raiders MC) (Volume 1)", "A Life of Inches"]}
{"id": "2ffc460fd55232bd287086d757274e68", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 3.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 3.0], "U4": [3.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0], "I2": ["Dead Is a State of Mind", "Perfect You", "Wuthering High: A Bard Academy Novel (The Bard Academy)", "The Scarlet Letterman (The Bard Academy)", "Just One Wish", "Prada and Prejudice", "Cracked Up to Be", "His Eyes", "Suite Dreams", "Pride"], "I3": ["Liar", "Lipstick Apology", "The Sweet Life of Stella Madison", "Stealing Heaven", "Shiver", "How To Steal A Car", "How To Say Goodbye In Robot", "Redneck Cinderella (Signet Eclipse)", "The Truth About Forever", "Summer Boys #1"], "I4": ["Tattoo", "Meridian", "Breathless", "Bite Me!", "Love Off-Limits (The Romantic Comedies)", "Love at First Click", "Hold Still", "Seaside Letters (Nantucket Love Story)", "Isabelle's Boyfriend", "Give Up the Ghost"]}
{"id": "b0d3056f02241f32177012614b10a1be", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 3.0, 5.0, 4.0, 3.0, 4.0, 5.0, 3.0, 3.0, 4.0], "U3": [2.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0], "U4": [5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 2.0, 2.0, 5.0, 3.0], "I2": ["Foreign Bodies", "The Possibility of an Island", "Boy in the Striped Pyjamas: A Fable", "The Fifth Child", "Nw", "Ben, in the World: The Sequel to "the Fifth Child"", "Behind the Beautiful Forevers: Life, death, and hope in a Mumbai undercity", "May We Be Forgiven: A Novel", "Those We Love Most", "Harry Potter and the Sorcerer's Stone (Book 1)"], "I3": ["Accelerated: A Novel", "The Casual Vacancy 1st (first) Edition by Rowling, J.K. published by Little, Brown and Company (2012) Hardcover", "Goldberg Variations: A Story of Three Cousins and a Fortune", "Mr. Penumbra's 24-Hour Bookstore: A Novel", "The People of Forever Are Not Afraid: A Novel", "WHITE SEED: The Untold Story of the Lost Colony of Roanoke", "A Working Theory of Love: A Novel", "Broken Harbor: A Novel (Dublin Murder Squad)", "Gold: A Novel", "Craft-a-Day: 365 Simple Handmade Projects"], "I4": ["The Round House", "The Female of the Species: A Novel", "Sutton", "Madame Tussaud: A Novel of the French Revolution", "Game Control: A Novel", "What Remains: A Memoir of Fate, Friendship, and Love", "Familiar: A Novel", "The Sense of an Ending", "The End of Your Life Book Club", "Pink Hotel"]}
{"id": "2f5a1e7d68c0b3c3699c79c379fd3f06", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 3.0, 3.0, 4.0, 4.0], "U3": [4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 3.0, 5.0, 4.0, 3.0], "U4": [3.0, 5.0, 5.0, 4.0, 4.0, 4.0, 3.0, 5.0, 5.0, 4.0], "I2": ["This Much Is True", "Wicked Games (A Games Novel) (Volume 1)", "Ice Games (A Games Novel) (Volume 3)", "Playing Games (A Games Novel)", "Love Is the Higher Law", "The Girl in the Box: Let Me Go (The Let Me Go Series) (Volume 1)", "Love Waltzes In (Dancing Under The Stars) (Volume 1)", "Selling Scarlett (Love Inc.) (Volume 1)", "Undeclared (The Woodlands)", "No One's Angel"], "I3": ["Unspoken: A Novel (Woodlands) (Volume 2)", "Fangirl", "Only For You (Boys of the South) (Volume 2)", "Very Bad Things (Briarwood Academy) (Volume 1)", "Where the Stars Still Shine", "Finders Keepers (Lost & Found) (Volume 3)", "Divine Temptation", "All of You (Between Breaths)", "Be My Downfall (Whitman University)", "Aberrant (Volume 1)"], "I4": ["Dragonfly", "After Hello", "Watercolor (Dragonfly) (Volume 3)", "I Stand Before You: Judge Me Not #1", "Worth the Fight", "Play With Me (Grover Beach Team)", "Moirai (Aberrant) (Volume 2)", "Only For You", "Just One Day", "Garden of Eden (The Legend of Eden) (Volume 1)"]}
{"id": "ed56bab0f2d20b2c64461694c11ef2fb", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 3.0, 3.0, 5.0, 4.0, 5.0, 5.0, 3.0, 4.0], "U3": [2.0, 2.0, 4.0, 3.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [3.0, 5.0, 4.0, 3.0, 3.0, 4.0, 4.0, 4.0, 4.0, 3.0], "I2": ["Avenger's Angel: A Novel of the Lost Angels", "Earth: Book One In The Elemental Series", "Powers", "Wanderlove", "Original Sin (The Alexandra Jones Series #2)", "Darkness Awakened (Order of the Blade) (Volume 1)", "Love is Darkness: A Valerie Dearborn Novel", "Falling From Grace", "Casablanca, My Heart", "Blood Warrior: The Alexa Montgomery Saga, Book 1"], "I3": ["Expel (Celestra Series) (Volume 6)", "Ethereal (Celestra Series Book 1)", "Blood Moon (The Drake Chronicles)", "Bane (The Devil's Roses) (Volume 2)", "Tainted Night, Tainted Blood (Kat Redding)", "The Mind Readers (The Mind Readers Series)", "Consumed (Dark Protectors)", "Beauty Dates the Beast", "Messenger's Angel: A Novel of the Lost Angels", "Hungerstorm (Heart of a Vampire, Book 2)"], "I4": ["It Happened One Bite", "Bloodstorm (Heart of a Vampire, Book 1)", "Dracula's Secret", "Once Bitten", "Death Wish: Alexa O'Brien Huntress", "My Familiar Stranger (Knights of Black Swan, Book 1)", "The Awakening", "Overbite (Insatiable)", "Insatiable", "Tears of the Broken"]}
{"id": "144c14b2e8c1f9158ff6149bf8030fd6", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Magus", "Synchronicity: An Acausal Connecting Principle", "Miniature Rider Waite Tarot Deck", "The Complete Guide to the Tarot: Determine Your Destiny! Predict Your Own Future!", "One Last Time: A Psychic Medium Speaks to Those We Have Loved and Lost", "Cities of the Red Night: A Novel", "Harold and the Purple Crayon", "Lessons From the Light: In-Sights From a Journey to the Other Side", "A Torchlight for America", "Batman: The Dark Knight Strikes Again"], "I3": ["Magician's Nephew - Folio Society Hardcover", "Plato for Beginners (A Writers & Readers beginners documentary comic book)", "The Consolation of Philosophy: Boethius", "Way Station", "A Joseph Campbell Companion: Reflections on the Art of Living", "Captain Nemo: The Fantastic History of a Dark Genius", "Handbook for Prospectors", "Hi There, Boys and Girls! Americas Local Childrens TV Programs", "More Boys' Toys of the Fifties and Sixties: Toy Pages from the Great Montgomery Wards Christmas Catalogs, 1950-1969", "The Pygmalion Project (Vol. III : The Idealist) (Love & Coercion Among the Types)"], "I4": ["Soul Traveler: A Guide to Out-of-Body Experiences and the Wonders Beyond", "Isis Unveiled: Secrets of the Ancient Wisdom Tradition, Madame Blavatsky's First Work", "The Ocean of Theosophy", "The Secret Doctrine", "Ultimate Journey", "The Warhound and the World's Pain", "Raiders of Gor (Gorean Saga)", "Shambhala: Sacred Path of the Warrior", "Test Your Cultural Literacy IQ: Updated & Revised", "Over the River and Through the Woods"]}
{"id": "53071f83dbecf10d4ca84e639921df2f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 3.0, 3.0, 3.0, 4.0, 3.0, 4.0, 4.0, 4.0], "U3": [4.0, 3.0, 4.0, 5.0, 3.0, 3.0, 3.0, 3.0, 4.0, 4.0], "U4": [5.0, 5.0, 3.0, 3.0, 2.0, 3.0, 4.0, 4.0, 3.0, 3.0], "I2": ["Mistaken Identity", "The Passover Murder: A Christine Bennett Mystery (The Christine Bennett Mysteries)", "The Deadhouse (Alexandra Cooper Mysteries)", "Corpus Christmas", "Don't Drink the Water: An E.J. Pugh Mystery (E. J. Pugh Mysteries)", "Alternate Sides", "Motor Mouth (Alex Barnaby Series #2)", "Death in Blue Folders", "Bootlegger's Daughter (Deborah Knott Mysteries, No. 1)", "Up Country"], "I3": ["Do You Promise Not to Tell?", "SURVIVAL INSTINCTS (Nina Fischman Series)", "Skipping Christmas", "Seduction in Death", "Games to Keep the Dark Away", "2nd Chance", "Hunting Season", "The Short Forever (Stone Barrington)", "Southern Discomfort (Deborah Knott Mysteries)", "Let Me Whisper in Your Ear"], "I4": ["Mortal Prey", "The Blue Hour", "Shooting at Loons (Deborah Knott Mysteries)", "Blood Will Have Blood", "Wolf in the Shadows (A Sharon Mccone Mystery)", "The Summons", "A Charmed Death", "Reunion in Death", "Close to You", "Grave Secrets"]}
{"id": "c79744a650126e03097d6ac8f8df4668", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 3.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 3.0, 4.0, 5.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 5.0, 4.0, 5.0], "I2": ["Delicate Freakn' Flower (Freakn' Shifters)", "Already Freakn' Mated: Freakn' Shifters", "Jungle Freakn' Bride (Freakn' Shifters)", "Her Heart for the Asking", "Human and Freakn': Freakn' Shifters (MFM) (Volume 4)", "Fate's Edge (The Edge, Book 3)", "Steel's Edge (The Edge, Book 4)", "Knight (Unfinished Heroes) (Volume 1)", "Hers To Command (Verdantia) (Volume 1)", "Fire Inside: A Chaos Novel"], "I3": ["Creed (Unfinished Heroes) (Volume 2)", "Raid: An Unfinished Hero Novel (Unfinished Heroes) (Volume 3)", "Surviving Raine", "Perfect Timing", "A Witch's Handbook of Kisses and Curses", "Changing the Game (A Play-by-Play Novel)", "Taking a Shot (A Play-by-Play Novel)", "Samson's Lovely Mortal: Scanguards Vampires", "Obsession", "Wallbanger (The Cocktail Series)"], "I4": ["Take Me Under (A Dangerous Tides Novel)", "The Marriage Bargain (Marriage to a Billionaire)", "My Bluegrass Baby", "Double Her Fantasy (Double Seduction) (Volume 1)", "Planet X", "Her Vampire Lover", "For You (The 'Burg Series)", "Golden Trail (The 'Burg Series) (Volume 3)", "At Peace (The 'Burg Series)", "Games of the Heart (The 'Burg Series) (Volume 4)"]}
{"id": "33281caf86ec42b9530e36636c6d49a1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["It Had to Be Love (An It Had to Be Novel)", "All of Me (A Covington Cove Novel)", "Second Chances", "Made for Us (The Shaughnessy Brothers)", "Meant for You (Montgomery Brothers)", "Ghost of You (Phantoms Book 3) - Kindle edition", "Confessions of a Queen B* (The Queen B*) (Volume 1)", "All Wrapped Up (A Pine Mountain Novel)", "Snowbound at Christmas (Christmas, Colorado)", "The Rebel (Harlequin Intrigue)"], "I3": ["Secret Love (The Sweet Fifties Series Book 1) - Kindle edition", "Sinner's Steel: Sinner's Tribe Motorcycle Club (The Sinner's Tribe Motorcycle Club)", "Written in the Stars (Cricket Creek)", "Mike and the Dog-Gone Labradoodle (The Pet Shop Society)", "Need You for Always (Heroes of St. Helena)", "Duty Bound (The Protectors) (Volume 1)", "Christmas Wishes and Mistletoe Kisses: A feel good Christmas romance novel", "Best Worst Mistake: A Brightwater Novel", "Matched (Misfit Brides) (Volume 2)", "Unwrapping Her Perfect Match: A London Legends Christmas Romance"], "I4": ["Racing Hearts", "Christmas on Candy Cane Lane (Life in Icicle Falls)", "Broken Moon", "Christmas in the City", "Heartsong Cottage (Eternity Springs)", "Designed for Murder", "Getting Lucky", "A Love to Last (Prophecy of Love) (Volume 1)", "Reckless In Love (The Maverick Billionaires, Book 2) (Volume 2)", "Almost Romance (The Clover Park STUDS) (Volume 5)"]}
{"id": "e9aeb7bea4d48b2f1cce7a7444f00aea", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Starry Night, Sleep Tight", "Five Little Pumpkins (Padded Board Books)", "Alphabet Woof!", "One Million Men and Me", "ABC Animal Jamboree", "Ordinary Oscar", "Hurricane Mia: A Caribbean Adventure", "Don't Read This Book!", "Mrs. Mcgee's Coconut", "The Fox in the Dark"], "I3": ["Smelly Peter: The Great Pea Eater", "The Adventures of Blue Ocean Bob: Blue Ocean Bob Discovers His Purpose", "The Night Before Christmas: A Bedtime Shadow Book (Activity Books) (Shadow Book Series) by Clement Clarke Moore(August 1, 2006) Spiral-bound", "The Night Before Christmas", "Hello, Animals! (Black and White Sparklers) (Tiger Tales)", "The Wonky Donkey", "Check, Please! (Frankly, Frannie)", "Ghost Trackers: The Unreal World of Ghosts, Ghost-Hunting, and the Paranormal", "The Economical Guide To Self-Publishing: How to Produce and Market Your Book on a Budget", "Hello, Bugs! (Black and White Sparklers)"], "I4": ["Hunger", "Shmirshky: the pursuit of hormone happiness", "Frankly, Frannie", "Lost in Lexicon: An Adventure in Words and Numbers", "Labyrinth's Door - Anyia: Dream of a Warrior", "Safari through the Land of Landu", "The Tale of Eartha the Sea Turtle", "The Wrenolds of Elm Tree Cottage", "The Ice Cream King", "Panda-monium!"]}
{"id": "1fc8e8188fe8e69230f3c0a7c06e1bbd", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 3.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U3": [5.0, 3.0, 5.0, 4.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "I2": ["Cat's Eye", "The Favoured Child", "The Precise Parallel New Testament: Greek Text · King James Version · Rheims Bible · New International Version · New Revised Standard Version · New ... New American Standard Bible · Amplified Bible", "The Contemporary Parallel New Testament: 8 Translations: King James, New American Standard, New Century, Contemporary English, New International, New Living, New King James, The Message", "Guernica", "Serena: A Novel (P.S.)", "Sea of Poppies: A Novel (The Ibis Trilogy)", "An Irish Country Christmas (Irish Country Books)", "Miles from Nowhere", "The Millionaires: A Novel"], "I3": ["Corelli's Mandolin", "The Tales of Beedle the Bard, Standard Edition (Harry Potter)", "The Tale of Despereaux", "Abundance, A Novel of Marie Antoinette (P.S.)", "Marley & Me: Life and Love with the World's Worst Dog", "The Shack", "The Invention of Hugo Cabret", "American Rust: A Novel (Random House Reader's Circle)", "The Piano Teacher", "The Devlin Diary"], "I4": ["The Wish Maker", "The Calligrapher's Daughter: A Novel", "East of the Sun", "Moonlight in Odessa", "A Separate Country", "Remedies", "The Concubine's Daughter: A Novel", "The Icky Bug Alphabet Book (Jerry Pallotta's Alphabet Books)", "Cockroach: A Novel", "Box 21: A Novel"]}
{"id": "e4cc9610daa5487077bd6ca93d2952b2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 3.0], "U4": [5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0], "I2": ["The Shadow and the Rose (Ash Grove Chronicles)", "The Conduit: The Gryphon Series (Volume 1)", "Keltor: The Guardian Archives", "The Black Dragon (Dragon Series, Book 2)", "Embrace: A Gryphon Series Novel", "Eternal Immortality (Eternal Immortality - Book 2 in the Eternal series)", "The Thirst Within", "To Love A Highland Dragon (Dragon Lore) (Volume 1)", "Tormented (The Gates Legacy) (Volume 2)", " Purity"], "I3": ["Her Wicked Angel: Her Angel Romance Series", "Her Wicked Angel: Her Angel Romance Series", "Vampires Need Not...Apply?: An Accidentally Yours Novel", "Tempt the Stars (Cassie Palmer)", "A Study in Ashes: Book Three in The Baskerville Affair", "Hell's Belle", "Revealing Us (The Inside Out Series)", "Keltor: The Guardian Archives", "Earth's Requiem (Earth Reclaimed) (Volume 1)", "Wicked Souls"], "I4": ["Accidentally In Love With...A God? (Accidentally Yours)", "First Bite (Dark Wolf)", "Redemption (Soul Series)", "Hear No (Hidden Evil) (Volume 1)", "Full Blooded (Jessica McClain)", "Dead Sexy", "Chaos Born (Chronicles of Applecross Book 1) - Kindle edition", "Vengeance Borne: A Sentry of Evil Novel", "Hot Blooded (Jessica McClain)", "A Study in Darkness: Book Two in The Baskerville Affair"]}
{"id": "af2889184c2be49402d5b9a477af4ab8", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 3.0, 5.0], "U3": [4.0, 4.0, 4.0, 4.0, 5.0, 2.0, 5.0, 2.0, 5.0, 2.0], "U4": [4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 3.0, 4.0, 5.0, 5.0], "I2": ["Consuming Desires: Consumption, Culture, and the Pursuit of Happiness", "An Introduction to Sociolinguistics (Blackwell Textbooks in Linguistics)", "Memoirs of an Arabian Princess from Zanzibar", "Coffee and Coffeehouses: The Origins of a Social Beverage in the Medieval Near East (Publications on the Near East)", "My Life Story: The Autobiography of a Berber Woman", "Women and the Family in the Middle East: New Voices of Change", "Virus Ground Zero: Stalking the Killer Viruses with the Centers for Disease Control", "Children in the Muslim Middle East", "Why We Age: What Science Is Discovering about the Body's Journey Through Life", "A History of Modern Computing (History of Computing)"], "I3": ["E-Commerce Book, The: Building the E-Empire (Communications, Networking and Multimedia)", "Web Design Studio Secrets", "Dynamic HTML: The HTML Developer's Guide", "HTML 4 for the World Wide Web, Fourth Edition", "Designing Web Usability", "Dynamic Html Web Magic", "Hundred Thousand Fools of God, The: Musical Travels in Central Asia (and Queens, New York)", "Puerto Rican Cookery", "Filipino Cuisine: Recipes from the Islands (Red Crane Cookbook Series)", "A Sociology of Food and Nutrition: The Social Appetite"], "I4": ["The Africa Cookbook", "Information Design", "FAST LANE ON A DIRT ROAD:  A Contemporary History of Vermont", "An American family in Moscow", "Flu: The Story of the Great Influenza Pandmic of 1918 and the Search for the Virus That Caused It", "Ten Fingers for God", "Affluenza: The All-Consuming Epidemic", "Excursions in World Music", "House Form and Culture", "It's Not about the Bike: My Journey Back to Life"]}
{"id": "ed04530a8c37628660ffb1d253889216", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [1.0, 4.0, 5.0, 4.0, 4.0, 3.0, 4.0, 3.0, 3.0, 2.0], "U3": [2.0, 2.0, 1.0, 1.0, 4.0, 5.0, 5.0, 5.0, 3.0, 2.0], "U4": [5.0, 3.0, 4.0, 3.0, 1.0, 4.0, 2.0, 5.0, 1.0, 5.0], "I2": ["With Her Last Breath", "Honor", "Tim: A Novel", "Standing in the Shadows (The McCloud Brothers, Book 2)", "Portrait of a Killer : Jack the Ripper - Case Closed", "Taming the Scotsman (The MacAllisters)", "No Sweeter Heaven (Topaz Historical Romances)", "For the First Time", "A Gentleman's Honor (Bastion Club)", "A Promise Of Love (Lovegram Romance)"], "I3": ["Slightly Dangerous (Balogh, Mary)", "The Beauty and the Spy (Spies and Lovers)", "Passionate Thirst (Candace Steele, Vampire Killer, Book 1)", "Eternal Hunger (Candace Steele, Vampire Killer, Book 3)", "And Then He Kissed Her", "Demon Angel (The Guardians, Book 1)", "Visions of Heat (Psy-Changelings, Book 2)", "A Certain Slant of Light", "It's A Wonderfully Sexy Life", "Secrets of a Duchess (Zebra Debut)"], "I4": ["Lisey's Story (Large Print Edition)", "The Leopard Prince", "Twilight (The Twilight Saga, Book 1)", "Claiming the Courtesan (Avon Romantic Treasures)", "Atlantis Rising (Warriors of Poseidon, Book 1)", "Sweet Baby", "The Stranger I Married", "A Rose at Midnight (An Avon Romantic Treasure)", "Kisses To Go (Zebra Contemporary Romance)", "A Long Fatal Love Chase"]}
{"id": "d19948402a931d423824d1d0f18ff65f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 2.0, 4.0, 3.0, 4.0, 3.0, 4.0, 5.0, 5.0, 4.0], "U3": [5.0, 4.0, 4.0, 4.0, 2.0, 3.0, 4.0, 3.0, 4.0, 4.0], "U4": [3.0, 3.0, 3.0, 3.0, 1.0, 4.0, 3.0, 3.0, 2.0, 2.0], "I2": ["The Road to Whatever: Middle-Class Culture and the Crisis of Adolescence", "With No One as Witness", "The Sociopath Next Door - The Ruthless Versus The Rest Of Us", "The Grim Grotto (A Series of Unfortunate Events, Book 11)", "The Miserable Mill (A Series of Unfortunate Events, Book 4)", "Beautiful Jim Key: The Lost History of a Horse and a Man Who Changed the World", "Play Like a Man, Win Like a Woman: What Men Know About Success that Women Need to Learn", "Up the Down Staircase", "Moosewood Restaurant Book of Desserts", "Nice Girls Don't Get the Corner Office: 101 Unconscious Mistakes Women Make That Sabotage Their Careers"], "I3": ["A Tree Grows in Brooklyn", "The Woman Who Walked into Doors: A Novel (A Paula Spencer Novel)", "High Fidelity", "About a Boy", "Towelhead: A Novel", "Beyond World's End (Bedlam's Bard)", "Never Let Me Go (Movie Tie-In Edition) (Vintage International)", "The Prince of Tides", "Funny Cide", "Your Novel Proposal From Creation to Contract : The Complete Guide to Writing Query Letters, Synopses,  and Proposals for Agents and Editors"], "I4": ["Brightly Burning", "Arrows of the Queen ( The Heralds of Valdemar, Book 1)", "Sights Unseen: A Novel", "Magic's Pawn (The Last Herald-Mage Series, Book 1)", "Someone Like You", "Harry Potter and the Half-Blood Prince (Book 6)", "Take a Thief (Valdemar)", "The Genius Factory, The Curious History of the Nobel Prize Sperm Bank", "Virtual Mode (The Mode Series)", "DoOon Mode (The Mode Series)"]}
{"id": "33eabc5c562c1658dc29294b255c7c51", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 3.0, 4.0, 4.0], "U3": [4.0, 3.0, 4.0, 3.0, 3.0, 5.0, 5.0, 4.0, 3.0, 4.0], "U4": [5.0, 3.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 3.0, 4.0], "I2": ["ABC: A Child's First Alphabet Book", "Little Little", "In the Night Kitchen (Caldecott Collection)", "A Magical Day with Matisse (Mini Masters)", "Who Sank the Boat? (Paperstar)", "Aunt Minnie McGranahan", "Elizabeti's Doll", "The Story of the Little Mole Who Knew It Was None of His Business: Plop-up Edition!", "A to Z", "The Very Hungry Caterpillar (Picture Puffins)"], "I3": ["From Head to Toe", "Jamberry", "One Duck Stuck", "I Spy a Funny Frog", "Owl Babies", "Your Personal Penguin (Boynton on Board)", "Snuggle Puppy! (Boynton on Board)", "Peek-a-Boo! Miniature Edition (Viking Kestrel Picture Books)", "The Me Book (A Golden Sturdy Book)", "From Head to Toe (Hebrew) (Hebrew Edition)"], "I4": ["Good Night!", "Goodnight Moon Board Book & Baby Socks", "There Was an Old Lady Who Swallowed a Fly (Classic Books with Holes)", "Opposites", "Whistle for Willie (Picture Puffins)", "Papa, Please Get the Moon For Me", "Animal Sounds (Golden Sturdy Book)", "Dear Zoo (Dear Zoo & Friends)", "Toes, Ears, & Nose! A Lift-the-Flap Book", "That's Not My Robot (Usborne Touchy Feely Books) (Usborne Touchy Feely Books)"]}
{"id": "ffed2b9abbd275d27c6a81b8181ed613", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 3.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [3.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 3.0, 5.0], "I2": ["Preacher VOL 05: Dixie Fried", "Watchmen", "Preacher, Vol. 3: Proud Americans", "Satan Speaks!", "Earth Hive (Aliens, Book 1)", "The Death and Life of Superman:  A Novel", "From Hell: Being a Melodrama in Sixteen Parts, Vol. 3", "Preacher VOL 06: War in the Sun (Preacher (DC Comics))", "Hannibal", "Preacher, Vol. 7: Salvation"], "I3": ["Preacher VOL 08: All Hell's A-Coming (Dc Comics Vertigo, Book 8)", "Preacher VOL 09: Alamo (Preacher (DC Comics))", "X-Men: Twilight of the Age of Apocalypse (X-Men: The Age of Apocalypse Gold Deluxe Edition)", "X-Men: Legionquest (X-Men: The Age of Apocalypse Gold Deluxe Edition) (Prelude)", "The Hellbound Heart", "Gangs of New York", "The Umbrella Conspiracy (Resident Evil #1)", "City of the Dead (Resident Evil #3)", "Metallica - Garage Inc.", "The X-men Nos. 1- 10 (Marvel Masterworks, Volume 1)"], "I4": ["Daredevil - Fall from Grace", "Metallica Unbound", "Fury MAX (Fury #1-6)", "Wolverine: Origin", "Incredible Hulk Vol. 4: Abominable", "X-Force - Volume 1: New Beginnings", "Essential X-Men Vol. 1", "X-men: Fatal Attractions", "Venom: Carnage Unleashed", "Daredevil Visionaries - Frank Miller, Vol. 3"]}
{"id": "3c69d0c6835a26812765c646895935f7", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 3.0, 4.0, 5.0, 4.0, 4.0, 3.0, 3.0, 4.0], "U3": [3.0, 3.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 5.0, 5.0], "U4": [5.0, 4.0, 3.0, 3.0, 3.0, 4.0, 4.0, 5.0, 5.0, 4.0], "I2": ["Angel Eyes (An Angel Eyes Novel)", "Blood of the Revenant", "Daimon: The Prequel to Half-Blood (Covenant)", "The Tower (Deck of Lies, #2)", "Justice (Deck of Lies, #1)", "Beautiful Dead: Summer (The Beautiful Dead)", "The Unbecoming of Mara Dyer (The Mara Dyer Trilogy)", "Circle of Silence", "Something Strange and Deadly (Something Strange and Deadly Trilogy)", "The Secrets of the Vanmars (Volume 2)"], "I3": ["The Key of Amatahns", "The Secret Life of Copernicus H. Stringfellow", "One Breath Away", "Pushing the Limits", "Arise: Book Three of The Syrenka Series", "Betrayal: Book Two of The Syrenka Series", "Florence (Florence Waverley, Book 1)", "Promises: Book One of The Syrenka Series", "Throne of Glass", "The Forest of Hands and Teeth"], "I4": ["Fate Fixed: An Erris Coven Novel", "Between the Lines", "Mothership", "Pretty Amy", "Broken City", "Madly & Wolfhardt", "Madly & the Jackal", "Castles on the Sand", "The Host", "Confessions of an Angry Girl"]}
{"id": "749b129e59b16c28e1916ca967553eb6", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Scandals of An Innocent (De lady's van Fortune's Folly)", "Too Hot For A Spy (Zebra Debut)", "Wickedly Ever After (Pleasure Emporium Novels)", "The Last Song", "Bedded by the Warrior", "A Hint of Wicked (James Family)", "The Seduction of a Duke (Berkley Sensation)", "Always a Scoundrel: The Notorious Gentlemen", "The Lady & the Libertine (Khamsin Warriors of the Wind)", "Reckless Liaisons (Black Lyon Historical Romance)"], "I3": ["Lord of Pleasure", "Tempt Me at Twilight (Hathaways, Book 3)", "Locked In (A Sharon McCone Mystery)", "It Happened One Night", "Sins of the Flesh", "To Desire a Devil (The Legend of the Four Soldiers)", "True Blue", "A Courtesan's Scandal (Scandalous)", "Love You to Death", "A Knight of Passion"], "I4": ["Ain't Too Proud to Beg (The Dogwalker Trilogy)", "Knight of Pleasure (All the King's Men)", "Mushroom In The Sand", "Seduced by a Rogue (Galloway Trilogy)", "A Black Tie Affair", "Not My Daughter", "The Wife's Tale: A Novel", "Countess of Scandal (The Daughters of Erin)", "Dare to Surrender", "Ecstasy Unveiled (Demonica, Book 4)"]}
{"id": "43a7f506128ad2099ec21bd999c5f5a9", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0], "U3": [5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 3.0], "U4": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 3.0], "I2": ["Remy (The REAL series)", "Sadie (Alpha Series #1) (Volume 1)", "Hard As It Gets: A Hard Ink Novel", "More Than This", "Fight With Me (With Me In Seattle) (Volume 2)", "Off Chance", "Trust in Me: A Novel (A Wait for You Novella)", "This Girl: A Novel (Slammed)", "Finding Cinderella: A Novella", "Star-Crossed (Battered Hearts)"], "I3": ["Point of Retreat", "Calmly, Carefully, Completely (Reed Brothers) (Volume 3)", "Mr. 365", "Broken (Book One Broken Series) (Volume 1)", "Slammed", "Permanent (Indelibly Marked) (Volume 1)", "Text", "Playing for Keeps (Neighbor from Hell)", "A Beautiful Wedding", "Restore My Heart (Daddy's Girls) (Volume 1)"], "I4": ["Sweet Home", "Under The Mistletoe With Me: A With Me In Seattle Novella", "Don't Let Go (The Invisibles)", "Defying the Odds (Battered Hearts)", "Are You Mine?", "Keep Me Still: Special Edition", "Breaking the Rules (Back to Brooklyn)", "Jet: A Marked Men Novel", "Smart, Sexy and Secretive (The Reed Brothers)", "Foreplay: The Ivy Chronicles"]}
{"id": "3fd783473dc1d6ebbd0b57ea9e6f8d7f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 5.0, 3.0, 5.0, 4.0, 5.0, 4.0, 5.0, 2.0], "U3": [4.0, 5.0, 5.0, 5.0, 3.0, 5.0, 4.0, 2.0, 4.0, 3.0], "U4": [3.0, 3.0, 4.0, 2.0, 3.0, 5.0, 4.0, 5.0, 4.0, 5.0], "I2": ["Adulthood Rites", "The Charterhouse of Parma (Penguin Classics)", "West of Eden", "Dawn (Xenogenesis)", "Wild Seed", "Landscape And Memory", "Germinal (Penguin Classics)", "Battle Cry of Freedom: The Civil War Era", "Patternmaster", "The Meaning of Star Trek"], "I3": ["From Lucy To Language", "Pnin (Penguin Modern Classics)", "Mind of My Mind", "A Bend in the River", "Clay's Ark", "The Three Musketeers (Puffin Classics)", "Winter in Eden (Bantam Spectra Book)", "Ninety-Three", "In the Ocean of Night (Galactic Center)", "LYNDON JOHNSON & THE AMERICAN DREAM"], "I4": ["The Fitzgeralds and the Kennedys : An American Saga", "The Price of Power: Kissinger in the Nixon White House", "A Cab at the Door & Midnight Oil (Modern Library)", "Race for the World: Strategies to Build a Great Global Firm", "Washington, D.C.", "The High Frontier: Exploring the Tropical Rainforest Canopy", "Fifth Business (Deptford Trilogy)", "Lincoln", "The Yogi Book: 'I Really Didn't Say Everything I Said'", "WHY AMERICANS HATE POLITICS: DEATH OF THE DEMOCRATIC PROCESS: Republican Toughs, Democratic Wimps, and the Politics of Revenge"]}
{"id": "a8486e74bf3d66eccbd034731e139a41", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 1.0, 4.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 1.0, 5.0, 5.0, 5.0, 5.0, 2.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["With No One as Witness", "Backgrounds of Early Christianity", "Judaism: Practice and Belief, 63BCE-66 CE", "Victory of Reason", "Menace in Europe: Why the Continent's Crisis Is America's, Too", "A New Perspective on Jesus: What the Quest for the Historical Jesus Missed (Acadia Studies in Bible and Theology)", "The Jesus Dynasty: The Hidden History of Jesus, His Royal Family, and the Birth of Christianity", "Unholy Messenger: The Life and Crimes of the BTK Serial Killer", "The Jews of Ancient Rome", "Evangelism in the Early Church"], "I3": ["When Children Became People: The Birth of Childhood in Early Christianity", "The Ancient Church As Family", "Justice: A Decker/Lazarus Novel (Decker/Lazarus Novels)", "The Mephisto Club (Jane Rizzoli, Book 6)", "America Alone: The End of the World As We Know It", "Echo Park (A Harry Bosch Novel)", "Brother Odd", "Acts and the History of Earliest Christianity (English and German Edition)", "What Came Before He Shot Her", "Judas And the Gospel of Jesus: Have We Missed the Truth About Christianity?"], "I4": ["Capital Crimes", "Who Really Cares: The Surprising Truth About Compassionate Conservatism", "Shutting Out the Sun: How Japan Created Its Own Lost Generation", "The New Faces of Christianity: Believing the Bible in the Global South", "The Enemy At Home: The Cultural Left and Its Responsibility for 9/11", "Cities of God: The Real Story of How Christianity Became an Urban Movement and Conquered Rome", "The God That Did Not Fail: How Religion Built and Sustains the West", "Marriage and Caste in America: Separate and Unequal Families in a Post-Marital Age", "The Missing Gospels: Unearthing the Truth Behind Alternative Christianities", "Reinventing Jesus"]}
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{"id": "c315f43f6cee5669167ee2ef79344706", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 1.0, 4.0, 3.0, 3.0, 3.0, 4.0, 2.0], "U3": [5.0, 4.0, 3.0, 5.0, 4.0, 5.0, 2.0, 5.0, 4.0, 4.0], "U4": [2.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0], "I2": ["The Minor Adjustment Beauty Salon (No. 1 Ladies' Detective Agency Series)", "All My Love, Detrick", "Shamed: The Honour Killing That Shocked Britain - by the Sister Who Fought for Justice", "Head Over Heel: Seduced by Southern Italy", "Karma Gone Bad: How I Learned to Love Mangos, Bollywood and Water Buffalo", "Empty Chairs: Much more than a story about child abuse", "Travelling with Maria: Embracing Life: Adventures, love and happiness in India, Sri Lanka and Australia", "Tiny Titan: A True Story", "Finding Rebecca", "My Home Sweet Rome: Living (and Loving) in the Eternal City"], "I3": ["Tiny Sunbirds, Far Away", "Spare Change: Family Saga (A Wyattsville Novel Book 1) (Series name Family Saga)", "God Bless The Child", "The Leaving of Things", "Cache a Predator: A Geocaching Mystery", "Death Runs Adrift (The Gray Whale Inn Mysteries)", "Yes China! An English Teacher's Love-Hate Relationship with a Foreign Country", "Brush with Death (The Gray Whale Inn Mysteries)", "Confessions of a Transformed Heart: with Discussion Questions", "Jubilee's Journey: Family Saga (A Wyattsville Novel Book 2) (Series name Family Saga) (Volume 2)"], "I4": ["Trees Tall as Mountains (The Journey Mama Writings) (Volume 1)", "Shadow Tag (The Ray Schiller Series) (Volume 2)", "Mai Tai Butterfly: Escape to Maui # 1 (Escape to Maui Series)", "A Very Good Life (Dana McGarry Novel) (Volume 1)", "Sendero", "Veiled Madness", "The Ugly Daughter: A thrilling real life journey to self discovery, riches and spirituality (Volume 1)", "Clammed Up (A Maine Clambake Mystery)", "Mother's Day Out: A Margie Peterson Novel", "Cracks In The Sidewalk"]}
{"id": "3794c3f885d13e965c0b0ca47a3c7ad1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": [" The Assassin and the Pirate Lord", "Redemption (The Arotas Trilogy)", "Steel Lily (The Periodic Series) (Volume 1)", "In the Shadows (Lark) (Volume 2)", "Daimon: The Prequel to Half-Blood (Covenant)", "Reckoning: The Arotas Trilogy", "Runes", "Fractured Souls (Shattered Promises) (Volume 2)", "The Light of the World (Volume 1)", " Night Roamers (Book 3) Vengeance -  A Dark Paranormal Romance eBook"], "I3": ["Shiver (Night Roamers) (Volume 2)", "Blur: Night Roamers (Volume 1)", "Priceless: A Rylee Adamson Novel (Book 1)", "Blind Salvage", "Hidden: Hidden Series Book One (Volume 1)", "Shadowed Threads (A Rylee Adamson Novel (Book 4))", "Angels' Blood (Guild Hunter, Book 1)", "Seven Years (Seven Series #1)", "Grimnirs (Runes) (Volume 3)", "Hear Me When the Sun Goes Down: Forged Bloodlines #6"], "I4": ["Relentless", " Chained by Darkness", "Resistance (The Variant Series, Book 2)", "Darkness Taunts (Sensor)", "Soul of Flame (Imdalind Series) (Volume 4)", " Angelsong", " Angelstone", "Tracker (A Rylee Adamson Novel) (Volume 6)", "All Hallows Night (Night Series) (Volume 2)", " The Company of Darkness eBook"]}
{"id": "1a7770ec7f25570d481c3e266b6ea8ad", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 3.0, 3.0], "U3": [5.0, 4.0, 3.0, 3.0, 3.0, 4.0, 4.0, 1.0, 1.0, 4.0], "U4": [4.0, 2.0, 3.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 2.0], "I2": ["Black Monday: A Novel", "The Victoria Vanishes: A Peculiar Crimes Unit Mystery", "Santa Claus Conquers the Homophobes", "The Reader (Movie Tie-in Edition) (Vintage International)", "Revolutionary Road", "The Moviegoer", "The Reach", "Bloodstone", "Mistress of the Art of Death", "Mistress of the Art of Death"], "I3": ["Flashforward", "Frameshift", "The Licking Valley Coon Hunters Club (A Martin Zolotow Mystery)", "The Girl with the Dragon Tattoo", "Too Close to Home: A Thriller", "Sweetheart (Archie Sheridan & Gretchen Lowell)", "Never Let Me Go (Movie Tie-In Edition) (Vintage International)", "Just After Sunset: Stories", "Just After Sunset", "Winter's Tale"], "I4": ["The Double Bind: A Novel", "The Hidden Man: A Novel of Suspense", "Enemy Combatant", "Missing", "The Crook Factory", "The Boy Who Loved Anne Frank", "The Ghost Writer", "Ghost Road Blues (A Pine Deep Novel)", "An Unpardonable Crime: A Novel", "Glass Books of the Dream Eaters"]}
{"id": "b59a387415582e7b56d3ca2d41b3f4c2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0], "I2": ["Chosen: The Lost Diaries of Queen Esther (Lost Loves of the Bible)", "Indivisible: A Novel (Redford Series)", "Sixteen Brides", "Somewhere to Belong (Daughters of Amana, Book 1)", "A Summer Secret (The Mysteries of Middlefield Series)", "Sing: A Novel of Colorado (Book Two of The Homeward Trilogy)", "Morning for Dove: Winds Across the Prairie, Book Two", "I Serve: A Novel of the Black Prince", "Heading Home: A Novel", "She Walks in Beauty"], "I3": ["Love on a Dime (Ladies of Summerhill)", "The Mailbox: A Novel", "Claim (The Homeward Trilogy, Book 3)", "The Witness", "Midnight in Madrid (The Russian Trilogy, Book 2)", "driftwood lane (Nantucket)", "Shades of Morning: A Novel", "Single Sashimi (Sushi Series, Book 3)", "Candy Bombers (The Wall Series, Book 1)", "Resurrection in May"], "I4": ["Simple Gifts", "Captured By Grace: No One is Beyond the Reach of a Loving God", "Let's Do Lunch: You'll Never Have to Diet Again", "Still House Pond", "Predator", "Forgotten: Seventeen and Homeless (Secrets)", "Love, Charleston", "Love Finds You in Victory Heights, Washington", "Wagered Heart", "Love Finds You Under the Mistletoe"]}
{"id": "adfa66d6e17206c70aabd335cee696cc", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "I2": ["My Furry Valentine (Peculiar Mysteries)", "All Bets Off (Betting on You Series: Book 5) (Volume 5)", "Tycoon Takedown (Lone Star Burn)", "Vegas Love", "Dex: MC Biker Romance (Great Wolves Motorcycle Club) (Volume 1)", "Easy Bake Coven", "Desperate Housewives of Olympus", "Abbey", "Blitzed: A Secret Baby Romance", "Alien Invader's Baby (Science Fiction Alien/BBW Secret Baby Romance) - Kindle edition"], "I3": ["The Billionaire's Secret Heart (Scandals of the Bad Boy Billionaires) (Volume 1)", "Path of the Horseman", "Deceived (Mindspeak series) (Volume 5)", "The Billionaire's Secret Love (Scandals of the Bad Boy Billionaires) (Volume 2)", "The Amber Project (The Variant Saga) (Volume 1)", "Filthy Bastard (Grim Bastards MC) (Volume 2)", "Revenge: Blood and Honor Series Book 1", "Their Solitary Way", "Gamma Raiders: The Storm Squadron Alpha: SciFi Alien Romance Novel (Volume 2)", "Blood Bound (The Gallows Novels) (Volume 1)"], "I4": ["Watched", "Pretty Hot (The Pretty Trilogy) (Volume 1)", "How He Really Feels", "Sinclair (Acquisition Series)", "A Wildly Seductive Night (Seductive Nights)", "Decker: Torey Hope: The Later Years", " Cold as Ice (Science Fiction BBW/Hybrid Romance) eBook", "The Bluegrass Billionaire Trilogy: An Alpha Billionaire Romance Box Set", "His Immortal Kiss (Skeleton Key)", "Perfect Together (Canyon Cove) (Volume 5)"]}
{"id": "9697cdc1ebf0ea9f83ecc6c63eb44f34", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 3.0, 4.0], "U3": [4.0, 5.0, 5.0, 3.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0], "U4": [4.0, 5.0, 5.0, 4.0, 4.0, 1.0, 4.0, 5.0, 4.0, 4.0], "I2": ["This One Is Mine: A Novel", "Bingo's Big Adventure (Mom's Choice Awards Winner 2011)", "Licensed for Trouble (PJ Sugar)", "Impulse & Initiative: A Pride & Prejudice Variation", "For the King's Favor (William Marshal)", "Juliet", "Industrial Pioneers: Scranton, Pennsylvania and the Transformation of America, 1840-1902", "The Princeling (Morland Dynasty)", "Grandma's Back to Basics All Natural More Than Just a Cookbook", "Dsire: The Bestselling Story of Napoleon's First Love"], "I3": ["Wicked Company", "The Passionate Brood: A Novel of Richard the Lionheart and the Man Who Became Robin Hood", "The Forever Queen", "A Darcy Christmas: A Holiday Tribute to Jane Austen", "Child of the Northern Spring", "Pemberley Ranch", "The Ex-Boyfriend's Handbook: Eddie will do whatever it takes to become her Mr. Right", "The Emperor's Tomb (Cotton Malone)", "I Dream of Genies", "The Heir (Windham Series)"], "I4": ["A Stitch Before Dying (A Black Sheep Knitting Mystery)", "The Queen of Last Hopes: The Story of Margaret of Anjou", "The Darling Strumpet: A Novel of Nell Gwynn, Who Captured the Heart of England and King Charles II", "The The Perfect Bride for Mr. Darcy", "Care for Creation", "The Map: The Way of All Great Men", "A Path Less Traveled", "The Death Instinct (Thorndike Press Large Print Thriller)", "Moonstruck Madness", "These Things Hidden"]}
{"id": "867941ee75377f5f3ea9427854d6ff0a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 2.0, 4.0, 3.0, 3.0, 2.0, 5.0, 4.0, 3.0], "U3": [4.0, 3.0, 3.0, 3.0, 4.0, 2.0, 4.0, 2.0, 5.0, 3.0], "U4": [4.0, 4.0, 2.0, 3.0, 4.0, 2.0, 4.0, 5.0, 3.0, 3.0], "I2": ["The Good Ghouls' Guide to Getting Even", "Dead Girls Are Easy (Nicki Styx, Book 1)", "What's a Ghoul to Do? (Ghost Hunter Mysteries, Book 1)", "A Quick Bite (Argeneau Vampires, Book 1)", "Lemon Meringue Pie Murder (Hannah Swensen Mysteries)", "My Immortal (Seven Deadly Sins, Book 1)", "Undead and Uneasy (Queen Betsy, Book 6)", "All Together Dead (Sookie Stackhouse/True Blood)", "Rogue", "Real Murders (Aurora Teagarden Mysteries, Book 1)"], "I3": ["Bitten (Otherworld)", "Sweet Valley High #1: Double Love", "Fudge Cupcake Murder (Hannah Swensen Mysteries)", "Your Coffin or Mine?: A Novel of Vampire Love (Dead End Dating, Book 3)", "Last Known Victim", "Sugar Cookie Murder (Hannah Swensen Mysteries)", "The Mephisto Club (Jane Rizzoli, Book 6)", "The Scent of Shadows (Sign of the Zodiac, Book 1)", "Wicked: The Life and Times of the Wicked Witch of the West", "Twilight (The Twilight Saga, Book 1)"], "I4": ["Confessions of a Werewolf Supermodel", "Peach Cobbler Murder (Hannah Swensen Mysteries)", "Love Bites (Argeneau Vampire)", "Shakespeare's Landlord (Lily Bard Mysteries, Book 1)", "Kitty and the Midnight Hour (Kitty Norville)", "The Cat's Fancy (Time of Your Life Series)", "Possession (Blood Ties, Book 2)", "Tori Amos: Lyrics", "Cherry Cheesecake Murder (Hannah Swensen Mysteries)", "Aphrodite's Kiss (Protector)"]}
{"id": "e228b88bbab9ce3de2b82cbe6a108a9c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 3.0], "U4": [4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 3.0, 5.0, 3.0, 5.0], "I2": ["Secrets (Russkaya Mafiya Book 1) - Kindle edition", "Axel (Corps Security) (Volume 1)", "Claimed", "Ride Steady (Chaos)", "Fighting to Breathe", "Bleeding Love (Hope Town)", "Fighting Shadows (On The Ropes) (Volume 2)", "TOXIC", "Wicked Fall (Wicked Horse) (Volume 1)", "Slim To None (Cedar Tree series) (Volume 1)"], "I3": ["Ryan's Love (Sawyer Brothers) (Volume 1)", "Mercy's Fight", "Corrupted (Russkaya Mafiya Book 4) - Kindle edition", "The Bourbon Kings", "Ryker (Kings of Korruption MC) (Volume 1)", "Where One Goes", "Cocky Bastard", "Raven", "Dirty (The Vengeance Duet) (Volume 1)", "Loving The White Liar"], "I4": ["Her Purrfect Match (BBW Paranormal Shape Shifter Romance) (Paranormal Dating Agency) (Volume 3)", "Curves 'em Right (BBW Paranormal Shape Shifter Romance) (Paranormal Dating Agency) (Volume 4)", "Hollywood Dirt", "Finding Eden (A Sign of Love)", "Sexy", "Scaling Her Dragon (Paranormal Dating Agency) (Volume 8)", "The Bear's Unwanted Baby", "The Suicide Princess", "Beyond Shame: Beyond, Book One", "Fire Down Below (Gynazule) (Volume 1)"]}
{"id": "ef8daebac52c45ca2d0b051fcae80583", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 3.0, 2.0, 5.0, 3.0, 5.0, 5.0], "U3": [4.0, 5.0, 5.0, 3.0, 5.0, 4.0, 5.0, 4.0, 3.0, 4.0], "U4": [5.0, 2.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0], "I2": ["Why Everyone (Else) Is a Hypocrite: Evolution and the Modular Mind", "Virtually You: The Dangerous Powers of the E-Personality", "Never Say Die: The Myth and Marketing of the New Old Age", "The Belief Instinct: The Psychology of Souls, Destiny, and the Meaning of Life", "Power Up Your Brain: The Neuroscience of Enlightenment", "My Brain Made Me Do It: The Rise of Neuroscience and the Threat to Moral Responsibility", "Willful Blindness: Why We Ignore the Obvious at Our Peril", "In Pursuit of Silence: Listening for Meaning in a World of Noise", "Wisdom: From Philosophy to Neuroscience", "Future Babble: Why Pundits Are Hedgehogs and Foxes Know Best"], "I3": ["Nerve: Poise Under Pressure, Serenity Under Stress, and the Brave New Science of Fear and Cool", "On Being Certain: Believing You Are Right Even When You're Not", "Deep Nutrition: Why Your Genes Need Traditional Food", "Better By Mistake: The Unexpected Benefits of Being Wrong", "Trick or Treatment: The Undeniable Facts about Alternative Medicine", "The Narcissism Epidemic: Living in the Age of Entitlement", "Incognito: The Secret Lives of the Brain", "The Amen Solution: The Brain Healthy Way to Lose Weight and Keep It Off", "Think: A Compelling Introduction to Philosophy", "Everything Is Obvious: How Common Sense Fails Us"], "I4": ["Perfect Health Diet: Four Steps to Renewed Health, Youthful Vitality, and Long Life", "Winged Obsession: The Pursuit of the World's Most Notorious Butterfly Smuggler", "Flourish: A Visionary New Understanding of Happiness and Well-being", "Overtreated: Why Too Much Medicine Is Making Us Sicker and Poorer", "Forged: Writing in the Name of God--Why the Bible's Authors Are Not Who We Think They Are", "Obliquity: Why Our Goals Are Best Achieved Indirectly", "Alone Together: Why We Expect More from Technology and Less from Each Other", "Tangled Webs: How False Statements Are Undermining America: From Martha Stewart to Bernie Madoff", "Quantum Gods: Creation, Chaos, and the Search for Cosmic Consciousness", "Loneliness: Human Nature and the Need for Social Connection"]}
{"id": "a5ad9ca25a562ba94864fad2a29989fb", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 2.0, 5.0, 4.0, 3.0, 4.0, 3.0, 1.0], "U3": [5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 3.0, 5.0, 4.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 3.0], "I2": ["Daggerspell (Deverry)", "Shadow of a Dark Queen", "House of Bathory", "The Author - Kindle edition", "Firebolt (The Dragonian Series) (Volume 1)", "Sins of the Fallen (Volume 1)", "The Woman in Black: Angel of Death", "Forgotten Burial: A Cry for Justice from Beyond the Grave", "Blood Kin", "The Nine Lives of Chloe King: The Fallen; The Stolen; The Chosen"], "I3": ["Talking Walls and Cigarettes: And Other Dark Tales", "Even Hippies Get The Blues", "Diaries of the Damned", "How to Clear Your Home of Ghosts & Spirits: Tips & Techniques from a Professional Ghost Hunter", "Haunted Rock & Roll: Ghostly Tales of Musical Legends", "Forever Doomed: A Detective Jack Harney Murder Mystery (Under The Moonlight Book 2) (Volume 2)", "The Devil in the Corner", "Nightcrawlers", "Mara (Contemporary American Novellas)", "Finding Fire (Elemental Gifts)"], "I4": ["Community Service", "Fighting Malevolent Spirits: A Demonologist's Darkest Encounters", "Dark Energy (Grumpy Old Wizards)", "Learning to Swim (Hearts Out of Water) (Volume 1)", "The Unholy, A Novel", "Bird Of Prey (Semya Slotin Mystery) (Volume 1)", "The Revenant of Thraxton Hall: The Paranormal Casebooks of Sir Arthur Conan Doyle", "Zenith", "Blood Relations: A Family by Choice Novel (Volume 1)", "Waking the Dead (Cafferty & Quinn)"]}
{"id": "42315a2302d2454cad5fcfdaab03c4de", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 5.0, 5.0], "U3": [3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 3.0, 5.0, 5.0], "U4": [4.0, 4.0, 2.0, 5.0, 4.0, 5.0, 5.0, 4.0, 3.0, 5.0], "I2": ["Collide: Book One in the Collide Series", "Entice (Exquisite Series) (Volume 2)", "Black Lament (A Black Wings Novel)", "Love in the Afternoon (Feeling the Heat)", "Storm's Heart (A Novel of the Elder Races)", "Raised by Wolves", "Taken by Storm", "Trial by Fire", "Opal: A Lux Novel", "Onyx (Lux)"], "I3": ["The One That Got Away", "The Shattered Dark (Shadow Reader)", "Point of Retreat", "The Indigo Spell", "Beauty From Pain (Beauty Series) (Volume 1)", "Slammed", "Incarnation", "A Trace of Moonlight (Abby Sinclair, Book 3)", "Easy", "Wait for You (Wait for You Saga)"], "I4": ["Mr. Real: Code of Shadows: Book 1 (Volume 1)", "Ten", "Thoughtless", "Widow's Web (Elemental Assassin, Book 7)", "Deadly Sting (Elemental Assassin)", "Rock Chick Renegade (Volume 4)", "Rock Chick Rescue (Volume 2)", "The Calling (Darkness Rising)", "The Calling (Darkness Rising)", "Rock Chick Rescue (Volume 2)"]}
{"id": "d6fba7dc3434c53b8659d452b3c83651", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 5.0, 3.0, 5.0, 2.0, 3.0, 3.0, 3.0], "U3": [5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 3.0, 3.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Forbidden Magic (Magic Series, Book 1)", "Spell of the Highlander", "Bitten & Smitten (Immortality Bites, Book 1)", "Shadows Of Myth (The Ilduin)", "Shadows Of Prophecy (The Ilduin)", "Windfall (The Weather Warden, Book 4)", "Catspell", "My Favorite Witch (Accidental Witch Trilogy, Book 2)", "Valentine's Day Is Killing Me", "The Kitchen Witch (Accidental Witch Trilogy, Book 1)"], "I3": ["A Vision of Murder (Psychic Eye Mysteries, Book 3)", "S is for Silence", "The Remarkable Miss Frankenstein", "The Reluctant Miss Van Helsing", "The Big Burn (Silhouette Bombshell)", "A Long December", "Trace Of Innocence (A Billie Quinn Case)", "Grave Sight (Harper Connelly Mysteries, Book 1)", "Giants of the Frost", "Night: With Connected Readings"], "I4": ["Night", "Wicked: The Life and Times of the Wicked Witch of the West", "Dave Barry's Money Secrets: Like: Why Is There a Giant Eyeball on the Dollar?", "The Year of Magical Thinking Playscript. Joan Didion", "Shadow Touch: A Dirk & Steele Novel (Dirk & Steele Series)", "Persepolis", "The Kite Runner", "The Kite Runner (Chinese Edition)", "Memory in Death", "Cell (Spanish language) (Spanish Edition)"]}
{"id": "4e12877e46fdff6897b4a5f932fbb839", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 2.0, 4.0, 2.0, 5.0, 3.0, 3.0], "U3": [2.0, 3.0, 5.0, 4.0, 3.0, 3.0, 3.0, 5.0, 4.0, 3.0], "U4": [4.0, 3.0, 3.0, 5.0, 3.0, 3.0, 4.0, 3.0, 5.0, 3.0], "I2": ["Enlightening the World: Encyclopedia, The Book That Changed the Course of History", "Stalin and His Hangmen: The Tyrant and Those Who Killed for Him", "Becoming Justice Blackmun: Harry Blackmun's Supreme Court Journey", "John Adams: Party of One", "Pitt the Younger", "Quicksands: A Memoir", "What Lincoln Believed: The Values and Convictions of America's Greatest President", "Herndon's Lincoln: The True Story of a Great Life (History & Personal Recollections of Abraham Lincoln)", "When Red is Black", "Boss Tweed: The Rise and Fall of the Corrupt Pol Who Conceived the Soul of Modern New York"], "I3": [""First among Equals": Abraham Lincoln's Reputation During His Administration (The North's Civil War)", "London 1945: Life in the Debris of War", "Leonardo", "Man of the Century: Winston Churchill and His Legend Since 1945", "The Passionate Collector: Eighty Years in the World of Art", "Where There's a Will: Thoughts on the Good Life", "If This Be Treason: Translation and Its Dyscontents, A Memoir", "Racing the Enemy: Stalin, Truman, and the Surrender of Japan", "Lincoln's Speeches Reconsidered", "The Thames"], "I4": ["In The Footsteps of Churchill", "Stalin: A Biography", "Thomas Paine and the Promise of America: A History & Biography", "This Fiery Trial: The Speeches and Writings of Abraham Lincoln", "A Great Improvisation: Franklin, France, and the Birth of America", "Dictionary Days", "Stalin's Folly: The Tragic First Ten Days of World War II on the Eastern Front", "Ballyhoo, Buckaroo, and Spuds: Ingenious Tales of Words and Their Origins", "Alexandria: City of Memory", "Seize the Fire: Heroism, Duty, and the Battle of Trafalgar"]}
{"id": "a48ad876025d018ef76c0540168aad0a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 5.0, 3.0, 3.0, 4.0, 4.0, 5.0], "U3": [5.0, 4.0, 4.0, 5.0, 5.0, 3.0, 5.0, 4.0, 4.0, 5.0], "U4": [5.0, 4.0, 3.0, 3.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0], "I2": ["White Hot Kiss (The Dark Elements)", "Intermission", "The Ballad (Bridge)", "The Refrain (Bridge)", "Changing Course (Wrecked and Ruined) (Volume 1)", "Bomb: A Day in the Life of Spencer Shrike (Rook and Ronin Spinoff)", "Undeniable", "Good Guys Love Dogs", "Love, Lex: (The Undergrad Years #1) New Adult Contemporary Romance", "The Infamous Ellen James (The Infamous Series) (Volume 1)"], "I3": ["Dearest Clementine (Volume 1)", "Just Dessert (The Decadent Series) (Volume 1)", "Throttle Me (Men of Inked) (Volume 1)", "Three Rivers (A Gateway to Love Novel) (Volume 1)", "Worth The Chance", "Reasonable Doubt", "Gorgeous Chaos (Beautiful Mess) (Volume 3)", "Knockout (Wayward Fighters) (Volume 1)", "The Curse Keepers", "My Clarity"], "I4": ["Holding Out (Hawks Motorcycle Club Series) (Volume 1)", "Very Bad Things (Briarwood Academy) (Volume 1)", "Call Off The Search (Comyenti Series) (Volume 1)", "Lady's Destiny (Destiny Series) (Volume 1)", "Wolf's Bane", "Smoldering Embers", "Wild Fire", "The Witch, The Wolf and The Vampire (Volume 1)", "Brownie Points (The Decadent Series) (Volume 2)", "Not Quite Dead (A Lowcountry Mystery) (Lowcountry Mysteries)"]}
{"id": "7797c8351f15b1d8046e9b33c238c2f0", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 5.0, 3.0, 5.0, 5.0, 5.0, 4.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 4.0, 2.0, 4.0, 5.0, 5.0, 3.0, 4.0], "I2": ["The Unwanted: A Memoir of Childhood", "My Mother's Daughter: A Novel", "Rush Home Road: A Novel", "Children of the Flames: Dr. Josef Mengele and the Untold Story of the Twins of Auschwitz", "Vienna Voices: A Traveler Listens to the City of Dreams (Writing Travel)", "Ladder of Years: A Novel", "Saint Maybe", "The Amateur Marriage", "Autobiography of a Face", "Girlhearts"], "I3": ["Why Girls Are Weird: A Novel", "Anywhere But Here", "These Is My Words: The Diary of Sarah Agnes Prine, 1881-1901", "The Water and the Blood: A Novel", "Lily Of The Valley", "Hoopi Shoopi Donna", "The Persian Pickle Club", "Selling the Lite of Heaven", "The Devil Wears Prada", "The President's Daughter"], "I4": ["Fried Green Tomatoes at the Whistle Stop Cafe", "Standing in the Rainbow: A Novel (Elmwood Springs)", "Anyplace I hang My Hat", "Citizen Girl", "Sudden Moves (Mira)", "A Prayer for the Dying", "Becoming Finola", "The naked and the dead", "The Chili Queen: A Novel", "The Prize Winner of Defiance, Ohio: How My Mother Raised 10 Kids on 25 Words or Less"]}
{"id": "882f78ca0ab2bd82f02c3126a1b6b3b6", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0], "I2": ["Before We Fall: The Beautifully Broken Series: Book 3", "Until You (The Fall Away Series)", "Blue Lines: The Assassins Series", "Tears of Tess", "Finding My Forever (The Beaumont Series) (Volume 3)", "Falling Into Us", "Alluring Seduction: Book 2 Bayou Stix (Volume 2)", "Conflicted Love (Needle's Kiss) (Volume 2)", "Rome: A Marked Men Novel", "Ethan:  An Alluring Indulgence Novel (Volume 5)"], "I3": ["Lucky Number Four", "Chasing Dreams: A Devil's Bend Novel (Volume 1)", "All I Ever Wanted: An Abbott Springs Anthology", "Taking Shots: The Assassins Series", "Trying to Score: The Assassins Series", "Cherished", "Empty Net: The Assassins Series", "More Than A Friend Request", "Banded Together (Rebel Walking #2.5)", "Spicy (Bad Boy Rockers) (Volume 2)"], "I4": ["Broken Pieces", "Staking His Claim (Line of Duty)", "Be with Me: A Novel (Wait for You Saga)", "Break Away", "Take a Chance: A Rosemary Beach Novel (The Rosemary Beach Series)", "Without You", "Deviant (Blood & Roses) (Volume 1)", "Crashed (The Driven Trilogy)", "Toxic (Ruin Book 2) (Volume 2)", "No Strings Attached (Rebel Walking Series) (Volume 3)"]}
{"id": "b9a24fad3fef9359b8beadd43a18b5a3", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 4.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0], "I2": ["The GODFATHER / FORTUNATE PILGRIM", "Red Storm Rising", "The Matarese Circle: A Novel", "The Matarese Countdown: A Novel", "Hunt for Red October", "X-Rated: The Mitchell Brothers : A True Story of Sex, Money, and Death", "The Years of Lyndon Johnson: The Path to Power", "Plain Speaking: An Oral Biography of Harry S. Truman", "Clear and Present Danger", "Sum of All Fears"], "I3": ["Without Remorse", "The Holcroft Covenant: A Novel", "Without Remorse", "White Star", "Best Sellers from Reader's Digest Condensed Books The Source, Intern, Hotel St. Gregory, To Sir, with Love", "The Mark of the Assassin: A Novel (Random House Large Print)", "The Show Must Go On/The Cry and the Covenant/Autobiography of Will Rogers/Cry, the Beloved Country (Reader's Digest Condensed Books, Volume 1: 1950)", "The Day Of The Jackal", "The Icarus Agenda: A Novel", "Bomber"], "I4": ["By the Rivers of Babylon: A novel", "the Odessa File", "the Odessa File", "The Odessa file", "The Set-Up", "The Unlikely Spy", "Transfer of Power", "Enemy Within", "Night Judgment at Sinos", "The Scarlatti Inheritance: A Novel"]}
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{"id": "eb5a353a750e1a996f78a4ed2265a969", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0], "I2": ["Away With the Fairies (Miss Fisher's Murder Mysteries)", "Raisins and Almonds (Miss Fisher's Murder Mysteries)", "Ruddy Gore (Miss Fisher's Murder Mysteries)", "Murder in Montparnasse (Miss Fisher's Murder Mysteries)", "Queen of the Flowers (Miss Fisher's Murder Mysteries)", "A Question of Death", "Queen of the Flowers (Miss Fisher's Murder Mysteries)", "Man Who Mistook His Wife for a Hat (Picador)", "Blood and Circuses (Miss Fisher's Murder Mysteries)", "Murder in the Dark (Miss Fisher's Murder Mysteries)"], "I3": ["Wycliffe and Death in a Salubrious Place (Wycliffe Series)", "The Green Mill Murder (Phryne Fisher Mystery)", "Urn Burial (Phryne Fisher Mystery)", "To kill a cat", "Dead Man's Chest (Miss Fisher's Murder Mysteries)", "Superfluous Death (Mrs. Malory Mysteries)", "The Death of Corinne", "Diana the Huntress (The Fifth Volume of The Six Sisters)", "Murder in the Afternoon", "Wycliffe and the Pea Green Boat (Wycliffe Series)"], "I4": ["Hastur Lord (Darkover)", "Deirdre and Desire", "Murder on Campus (A Sheila Malory Mystery)", "A Time to Keep Silence (New York Review Books Classics)", "Bump in the Night (Flaxborough Chronicles)", "After the Armistice Ball", "Christmas at Harrington's", "Sheer Folly (Daisy Dalrymple, Book 18)", "Hide and Seek: The Psychology of Self-Deception", "Anthem for Doomed Youth: A Daisy Dalrymple Mystery (Daisy Dalrymple Mysteries)"]}
{"id": "a2dfe898b5f7734b5d2227a31f147d6b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 3.0, 3.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0], "U3": [4.0, 5.0, 4.0, 3.0, 3.0, 3.0, 3.0, 2.0, 2.0, 3.0], "U4": [2.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0, 3.0, 4.0, 5.0], "I2": ["Sense and Sensibility and Sea Monsters", "All Other Nights: A Novel", "The Affinity Bridge (Newbury & Hobbes Investigation)", "The Kitchen Boy: A Novel of the Last Tsar (A Romanov Novel)", "The Graveyard Book", "The Romanov Bride: A Novel (A Romanov Novel)", "Words Unspoken", "The Apostle (The Scot Harvath Series)", "Nefertiti: A Novel", "The Heretic Queen:  Heiress of Misfortune, Pharaoh's Beloved"], "I3": ["City of Bones (The Mortal Instruments)", "The Man Who Loved Books Too Much: The True Story of a Thief, a Detective, and a World of Literary Obsession", "Boneshaker", "The Alchemist", "The Physick Book of Deliverance Dane", "A Lucky Child: A Memoir of Surviving Auschwitz as a Young Boy", "Finding Nouf", "The Gargoyle", "Over and Under", "The Blue Notebook: A Novel"], "I4": ["Alice at Heart (Waterlilies) (Waterlilies Series)", "Fire (A Companion to Graceling)", "I Capture the Castle (Red Fox Older Fiction)", "The Wednesday Wars - Audio Library Edition", "The Glass Castle", "Leviathan", "The Ghosts of Belfast (The Belfast Novels)", "Lord Foulgrin's Letters", "The Bizarre Truth: How I Walked Out the Door Mouth First . . . and Came Back Shaking My Head", "The Alchemaster's Apprentice: A Novel"]}
{"id": "c377ba421d20c7f5f1a475f7a06e9e85", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 2.0, 3.0, 3.0, 4.0, 2.0, 3.0, 3.0, 2.0], "U3": [5.0, 3.0, 2.0, 5.0, 2.0, 2.0, 3.0, 4.0, 3.0, 4.0], "U4": [3.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0], "I2": ["GUNS, GERMS AND STEEL - A Short History of Everybody for the Last 13,000 Years", "Preacher VOL 02: Until the End of the World", "The Long Emergency: Surviving the End of Oil, Climate Change, and Other Converging Catastrophes of the Twenty-First Cent", "Preacher VOL 01: Gone to Texas (Vertigo)", "Forty Signs of Rain (Science in the Capital)", "Empire of Blue Water: Captain Morgan's Great Pirate Army, the Epic Battle for the Americas, and the Catastrophe That Ended the Outlaws' Bloody Reign", "The Planets", "Labyrinth : Three Secrets. Two Women. One Grail", "Sixty days and Counting", "The 9/11 Report: A Graphic Adaptation"], "I3": ["An Ocean of Air: Why the Wind Blows and Other Mysteries of the Atmosphere", "The Republic of Pirates: Being the True and Surprising Story of the Caribbean Pirates and the Man Who Brought Them Down", "Death and the Devil: A Novel", "Collapse", "Acacia: The Acacia Trilogy, Book One", "The Ruins", "Pyongyang: A Journey in North Korea", "Pride of Baghdad", "The Eagle (The Camulod Chronicles, Book 9)", "The World Is Flat 3.0: A Brief History of the Twenty-first Century"], "I4": ["Fifty Degrees Below", "Neil Gaiman's Neverwhere", "The Yiddish Policemen's Union: A Novel (P.S.)", "The Historian", "Interpreter of Maladies", "Fables: 1001 Nights of Snowfall", "The Amazing Adventures of Kavalier & Clay", "A Clash of Kings: A Song of Ice and Fire: Book Two", "The Lords of the North", "The Ladies of Grace Adieu"]}
{"id": "8aa21c62bb634950d20fb68023b0632b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Seeds Of Greatness", "Trump 101: The Way to Success", "Hapkido: Korean Art of Self-Defense (Korean Arts Series)", "Sly Moves: My Proven Program to Lose Weight, Build Strength, Gain Will Power, and Live your Dream", "Equal Or Greater Force: Developing The Proper Mindset In Order To Confront And Survive A Violent Criminal Or Terrorist Act", "Patton: A Biography (Great Generals)", "Equal Or Greater Force: A Delta Force Veteran Teaches You How to Survive Crime, Terrorism, Natural Disasters and Other Calamities", "Real World Self-Defense: A Guide to Staying Alive in Dangerous Times", "Getting Rich Your Own Way: Achieve All Your Financial Goals Faster Than You Ever Thought Possible", "The Wealthy Barber, Updated 2nd Edition: Everyone's Common-Sense Guide to Becoming Financially Independent"], "I3": ["The Wealthy Barber: The Common Sense Guide to Successful Financial Planning", "Knives, Knife Fighting, And Related Hassles: How To Survive A Real Knife Fight", "The Brutal Art Of Ripping, Poking & Pressing Vital Targets", "'I Wish I'd Said That!': How to Talk Your Way Out of Trouble and Into Success", "The Japanese Samurai Code: Classic Strategies for Success", "How to Handle 1,000 Things at Once: A Fun Guide to Mastering Home & Personal Management", "Pool Cues, Beer Bottles, and Baseball Bats: Animal's Guide to Improvised Weapons For Self-Defense and Survival", "The Art of War -- Spirituality for Conflict: Annotated & Explained", "Trump Never Give Up: How I Turned My Biggest Challenges into Success", "Lose 200 Lbs This Weekend: It's Time to Declutter Your Life"], "I4": ["Weekend Makeover", "All the Money in the World: How the Forbes 400 Make-and Spend-Their Fortunes", "KISHIDO", "7 Minutes of Magic: Recharge Your Body Each Day with Qi Gong", "7 Minutes of Magic: The Ultimate Energy Workout", "The Fighter's Guide To Hard-Core Heavy Bag Training", "Time Is Now: Sixty Time Pieces for Reflection & Action", "Create Your Own Future: How to Master the 12 Critical Factors of Unlimited Success", "Don Aslett's Stainbuster's Bible: The Complete Guide to Spot Removal", "Black Belt Patriotism: How to Reawaken America"]}
{"id": "3ccac3e30fd163bcc00f7bf8776ffbcd", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0], "U3": [3.0, 3.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U4": [4.0, 4.0, 5.0, 5.0, 3.0, 4.0, 4.0, 4.0, 4.0, 5.0], "I2": ["Blind Rage (Team Red) (Volume 4)", "Blind Seduction: A Team Red Novel (Volume 1)", "Kidnapped Cowboy", "Rocky Mountain Heat (Six Pack Ranch) (Volume 1)", "Love Me Once, Love Me Twice (Montana Cowboys 1)", "Hijacked", "Just a Cowboy and His Baby (Spikes & Spurs)", "Happy Pants Cafe (The Happy Pants Cafe Series)", "Sweet Girl (Titan)", "Five Minute Man"], "I3": ["A Lucky Second Chance", "Scar Tissue: Paradise Falls Book 1 (Volume 1)", "Matched to a Billionaire (Happily Ever After, Inc.)", "Reese's Cowboy Kiss Witness Protection  ~ Rancher Style: Blake's Story (Sweet Montana Bride) (Volume 1)", "Scandal (Berkley Sensation)", "Wishing on Buttercups: A Novel (Love Blossoms in Oregon Series)", "Stranded with the Rancher (Texas Cattleman's Club: After the Storm)", "Black Gold (Takhini Wolves)", "The Viscount's Christmas Temptation (Dukes of War) (Volume 1)", "Mountain Hero (Hero Series) (Volume 1)"], "I4": ["Suddenly Sexy", "Forged in Fire (A Red-Hot SEALs Novel)", "Legal Ease (Sutton Capital Series) (Volume 1)", "Forged in Ash (A Red-Hot SEALs Novel)", "The Proposal", "His Secret Daughter: a romance novel", "Douglas: Lord of Heartache (Lonely Lords)", "Tides of Autumn", "Fall Out (SEALs Undone) (Volume 1)", "Southern Fried Blues (The Officers' Ex-Wives Club) (Volume 1)"]}
{"id": "d1f0a54e27a087ad5d900cebebede7db", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [1.0, 3.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U3": [5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 2.0], "I2": ["Underland (Renquist Quartet)", "Makers: All Kinds of People Making Amazing Things In Garages, Basements, and Backyards.", "Alamein to Zem Zem (Oxford Paperbacks)", "Songs in the Key of Z: The Curious Universe of Outsider Music", "Abrahadabra: Understanding Aleister Crowley's Thelemic Magic", "The Chess Garden or the Twilight Letters of Gustav Uyterhoeven", "Transmaterial: A Catalog of Materials That Redefine our Physical Environment", "Looking for Life, Searching the Solar System", "Faction Paradox: This Town Will Never Let Us Go", "Physics and Music: The Science of Musical Sound (Dover Books on Physics)"], "I3": ["Faction Paradox: Of the City of the Saved... (Faction Paradox series)", "The Last Rock Star Book: Or: Liz Phair, A Rant", "About Time 6: The Unauthorized Guide to Doctor Who (Seasons 22 to 26, the TV Movie) (About Time; The Unauthorized Guide to Dr. Who (Mad Norwegian Press))", "The VJ Book: Inspirations and Practical Advice for Live Visuals Performance", "Faction Paradox: The Book of the War", "Dead Romance (Faction Paradox)", "The Dangerous Book for Boys", "Daring Book for Girls, The", "The Y2K Personal Survival Guide", "Joseph Cornell"], "I4": ["Impossible Territories: An Unofficial Companion to The League of Extraordinary Gentlemen", "New Mexico Atlas & Gazetteer", "Art Cars: The Cars, the Artists, the Obsession, the Craft", "The Lonely Planet Guide to Experimental Travel", "Snow Crash", "The Holy Book of the Beard", "VJ (includes DVD): Audio-Visual Art and VJ Culture", "The Big Book of Preserving the Harvest: 150 Recipes for Freezing, Canning, Drying and Pickling Fruits and Vegetables", "Light on the Ancient Worlds: A New Translation with Selected Letters (Library of Perennial Philosophy)", "The SAS Tracking & Navigation Handbook"]}
{"id": "46ec6f05f0d5c38ae43881507753d895", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 3.0, 2.0, 5.0, 4.0, 1.0, 4.0, 4.0, 5.0], "U3": [4.0, 4.0, 4.0, 2.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U4": [3.0, 4.0, 3.0, 3.0, 4.0, 5.0, 2.0, 3.0, 4.0, 4.0], "I2": ["The Weight of Water", "Bless the Child", "The Pilots Wife", "The Prometheus Deception", "Moonspinners", "Shadowy Horses", "After Twilight", "More Than You Know: A Novel", "Named of the Dragon", "The Splendour Falls"], "I3": ["Mariana", "Needful Things", "Season of Storms", "Dreamside", "Chocolate Desserts by Pierre Herme", "On the Edge of Darkness", "Wind Off the Small Isles", "Desserts by Pierre Herme", "The Burger Meisters", "Dark Sister"], "I4": ["Rebecca's Tale", "Sleeping in Flame", "Indigo", "Wither", "Thunderhead", "My Brother Michael", "Cross Stitch", "The Sea King's Daughter", "Mount Dragon: A Novel", "The Art of Tofu"]}
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{"id": "e38381ba05c788f58d26ee1622334d0d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 3.0, 5.0, 2.0, 4.0, 3.0, 5.0, 4.0, 4.0, 3.0], "U3": [3.0, 2.0, 4.0, 3.0, 3.0, 5.0, 1.0, 1.0, 3.0, 5.0], "U4": [3.0, 4.0, 5.0, 4.0, 1.0, 5.0, 5.0, 5.0, 5.0, 3.0], "I2": ["The Gulf War 1991 (Essential Histories)", "The Journey of Crazy Horse: A Lakota History", "The Dictators: Hitler's Germany, Stalin's Russia", "A Concise Economic History of the World: From Paleolithic Times to the Present, 4th Edition", "A Few Minutes With Andy Rooney", "Not That You Asked...", "Geography and Trade (Gaston Eyskens Lectures)", "JOY OF COOKING", "The Joy of Cooking: A compilation of reliable recipes, with an occasional culinary chat", "German U-Boat Crews 1914-45 (Trade Editions)"], "I3": ["Sioux: Warriors of the Plains", "Madam Secretary: A Memoir", "Art of the Western World: From Ancient Greece to Post-Modernism", "The Random Walk Guide to Investing: Ten Rules for Financial Success", "Inside the CIA: Revealing the Secrets of the World's Most Powerful Spy Agency", "Six Armies in Normandy: From D-Day to the Liberation of Paris; June 6 - Aug. 5, 1944; Revised", "The Complete A**hole's Guide to Handling Chicks", "Appearance is Everything", "Europe in Our Time: A History 1945-1992", "Armageddon Averted: The Soviet Collapse, 1970-2000"], "I4": ["The East Asian Miracle: Economic Growth and Public Policy (World Bank Policy Research Report)", "The Oracle: Ancient Delphi and the Science Behind Its Lost Secrets", "The Wealth of Nations: Books 1-3 (Penguin Classics) (Bks.1-3)", "Corporate Warriors: The Rise of the Privatized Military Industry (Cornell Studies in Security Affairs)", "The Israel Lobby and U.S. Foreign Policy", "The Johnstown Flood", "The Path Between the Seas: The Creation of the Panama Canal, 1870-1914", "The Path Between the Seas: The Creation of the Panama Canal, 1870-1914", "The Hunting Horse: The Truth Behind the Jonathan Pollard Spy Case", "Off Camera: Private Thoughts Made Public"]}
{"id": "4f7dcd49ff7783348b363d4b696e69af", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 4.0, 3.0, 5.0, 5.0, 4.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 3.0, 5.0, 5.0], "I2": ["Altar of Eden", "The Phantom Chronicles, Vol. 2", "The Columbo Collection (Large Print)", "Beat to a Pulp: Round 1", "Midnight in Rosary: Tales of Vampires and Werewolves in Crimson and Black", "Punctured (Las Vegas Mystery)", "No One Will Hear You", "Antiques Knock-Off (Trash 'n' Treasures Mysteries)", "Deadfolk", "The Resisters #1: The Resisters"], "I3": ["Killer Move", "Kiss Her Goodbye (Mike Hammer)", "Butcher's Moon: A Parker Novel", "Bye Bye, Baby (Nathan Heller)", "Burn Down the Sky", "Adventures of Cash Laramie and Gideon Miles", "Spanish Eye", "You're Next", "Carte Blanche: The New James Bond Novel (Thorndike Press Large Print Core Series)", "Ashes to Dust (Las Vegas Mystery)"], "I4": ["Very Bad Men. by Harry Dolan", "The Devil's Bait", "Undercurrents (Orphans Legacy)", "Ballad of Delta Rose", "Cold Vengeance", "Other Kingdoms", "Wyatt (A Wyatt Novel)", "L.A. Mental: A Thriller", "The Siege of Trencher's Farm - Straw Dogs", "man from u.n.c.l.e. dec. 1967 (pillars of salt affair  the man from u.n.c.l.e. magazine december 1967)"]}
{"id": "93e6b301d00468145977e2a286a7037b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0], "U3": [3.0, 5.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 2.0, 4.0, 5.0, 5.0], "I2": ["Marvel Masterworks: Incredible Hulk 5", "Guardians of the Galaxy: Earth Shall Overcome", "Cloak & Dagger: Child of Darkness, Child of Light", "OKB Mikoyan: A History of the Design Bureau and Its Aircraft", "WCF Multi-tier Services Development with LINQ", "Honour and Empire (James Ogilvie)", "MMW MARVEL MASTERWORKS AVENGERS HC VOL 9", "Grumman F8F Bearcat (Naval Fighters)", "Focke-Wulf FW 190 D : D-9, D-11, D-13, D-15 (Top Drawings, 3)", "Marvel Masterworks: Atlas Era Journey into Mystery - Volume 2 (Marvel Masterworks Presents)"], "I3": ["Naval Firepower: Battleship Guns and Gunnery in the Dreadnaught Era", "Japanese Battleship Kongo (Super Drawings in 3D)", "Messerschmitt BF 109 E (Mushroom Model Magazine Special: Yellow Series)", "Junkers Ju 87 Stuka", "Monographs No. 09 - Chance Vought F4U Corsair - Vol. I", "MacChi Mc.202 Folgore", "Monografie Lotnicze 108 - Bell UH-1 Iroquis Huey Cz. 1", "First Lieutenant", "Excalibur Visionaries: Alan Davis, Vol. 1", "Armstrong Whitworth Argosy A. W. 650/660 (Warpaint, No. 71)"], "I4": ["Supermarine Walrus & Stranraer (Yellow Series)", "Energiya-Buran: The Soviet Space Shuttle (Springer Praxis Books)", "Boulton Paul Defiant: Yellow (Yellow Series)", "Buck Rogers in the 25th Century: The Complete Newspaper Dailies, Vol. 2: 1930-1932", "Messerschmitt Me 262 Schwalbe: A-1a/B-1a Models - TopdraWings 7002", "Potez 63 Family (Orange Series)", "P-51 Mustang: Development of the Long-Range Escort Fighter", "Focke-Wulf Fw200 Condor: The Airliner That Went to War", "Blind Watchmaker", "ebook,Richard Dawkins,The Blind Watchmaker: Why the Evidence of Evolution Reveals a Universe without Design,W. W. Norton & Company,Evolution,Evolution (Biology),Evolution (Biology).,Evolution.,Life Sciences - Evolution,Natural selection,Natural selection.,Organic Evolution,Reference / General,SCIENCE / Life Sciences / Evolution,Science,Science/Mathematics,Reference / General,SCIENCE / Life Sciences / Evolution,Life Sciences - Evolution,Science,Organic Evolution,Science/Mathematics,Evolution' />"]}
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{"id": "b099e7001fc65f625f1d3f41d31a7b33", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Fatal Eclipse", "Bet you can't...FIND ME!", "The Loyal Nine: (The Boston Brahmin Book 1) (Volume 1)", "Simpatico: They Will Never Tear Us Apart (The Simpatico Series) (Volume 1)", "The Inheritance: Rooming with the Enemy", "Until It Doesn't", "Fairfield Amish Romance Boxed Set (Volume 1)", "The Guest Cottage: A Novel", "Courage Resurrected: A Ray Courage Mystery (Ray Courage Mystery Series) (Volume 2)", "Buried Biker: Jesse Damon Crime Novel, #3"], "I3": ["A Pinch of Promise (Taste of Romance) (Volume 2)", "Sunset Kisses (Sunset Beach Romance Series) (Volume 1)", "Hidden Identity (Love Inspired Suspense)", "The River Girl's Song: An Inspirational Texas Historical Women's Fiction Novella (Texas Women of Spirit) (Volume 1)", "Where There Is Life (A New Start) (Volume 2)", "The Cactus Creek Challenge", "The Initiative: In Harm's Way (Book One) (Volume 1)", "Homeowner With a Gun: A Thriller", "Carly's Dream", "Who Killed My Church?: Revelation Series, Book 1 (Volume 1)"], "I4": ["Linger (A Linger Thriller) (Volume 1)", "The Story Keeper (A Carolina Heirlooms Novel)", "You CAN Write 50,000 Words in 30 Days", "Observer: The Ronnie Lee and Jackie Bancroft Spencer Morgan Story, a tale of people, greed, envy,: a tale of people, greed, envy, manipulation -- even crime (The Prison Trilogy) (Volume 1)", "Crazy Little Thing Called Love: A Destination Wedding Novel", "Holly Garden, PI: Red Is for Rookie: Book 1 in Handcuffed in Texas Series (A Holly Garden Mystery) (Volume 1)", "Letters from My Father's Murderer: A Journey of Forgiveness Paperback – June 27, 2015", "To Soar on Eagle's Wings", "Closure", "Inked for Eternity: Living in the Light of Heaven on Earth"]}
{"id": "0f7a0a1e324e9b39d180573eaf4857a2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 3.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0], "U3": [3.0, 5.0, 5.0, 4.0, 3.0, 3.0, 3.0, 5.0, 5.0, 3.0], "U4": [5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0], "I2": ["Inevitable Illusions: How Mistakes of Reason Rule Our Minds", "Chances Are . . .: Adventures in Probability", "What Is Meditation?: Buddhism for Everyone", "Conquering Statistics: Numbers Without the Crunch", "How to Read a Book: The Classic Guide to Intelligent Reading", "A Perfect Mess: The Hidden Benefits of Disorder - How Crammed Closets, Cluttered", "The 4-hour Workweek: Escape the 9-5, Live Anywhere and Join the New Rich", "Yes You Can!: Behind the Hype and Hustle of the Motivation Biz", "Beyond Positive Thinking: a No-nonsense", "What Happy People Know: How the New Science of Happiness Can Change Your Life for the Better"], "I3": ["Chasing Life: New Discoveries in the Search for Immortality to Help You Age Less Today", "Universe on a T Shirt : The Quest for the Theory of Everything", "The Art of Learning: A Journey in the Pursuit of Excellence", "Myths, Lies and Downright Stupidity: Get Out the Shovel - Why Everything You Know is Wrong", "Whose Freedom?: The Battle over America's Most Important Idea", "The Science of Influence: How to Get Anyone to Say 'Yes' in 8 Minutes or Less!", "Somebody's Gotta Say It", "A Technique for Producing Ideas (Advertising Age Classics Library)", "The Last Town on Earth: A Novel", "The Second Objective"], "I4": ["Expect the Unexpected (Or You Won't Find It): A Creativity Tool Based on the Ancient Wisdom of Heraclitus", "The Age of Lincoln: A History", "The Undercover Economist: Exposing Why the Rich Are Rich, the Poor Are Poor--and Why You Can Never Buy a Decent Used Car!", "A Personal Odyssey", "Dave Barry's History of the Millennium (So Far)", "Shakespeare: The World as Stage (Eminent Lives)", "Write Is a Verb: Sit Down, Start Writing, No Excuses", "Roads : Driving America's Great Highways", "Getting Started as a Freelance Writer (Culture Tools)", "Shakespeare: The World as Stage (Eminent Lives)"]}
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{"id": "b32511ac20eecb8dd1d208fc86f56a8d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U4": [4.0, 4.0, 5.0, 3.0, 4.0, 3.0, 3.0, 5.0, 5.0, 5.0], "I2": ["Whispers in the Wind (Wild West Wind) (Volume 2)", "Red Velvet Revenge (Cupcake Bakery Mystery)", "One for the Money (Stephanie Plum, No. 1) (Stephanie Plum Novels)", "Twice a Bride: A Novel (The Sinclair Sisters of Cripple Creek)", "Against the Tide", "Unending Devotion", "The Captain's Bride (Northern Lights, Book 1)", "The Perfect Hope (The Inn Boonsboro Trilogy)", "On Strike for Christmas: A Novel", "The Twelve Clues of Christmas: A Royal Spyness Mystery"], "I3": ["Sew Deadly (Southern Sewing Circle Series)", "Love Finds You in Glacier Bay, Alaska", "Daring to Dream (Dream Trilogy)", "A Change of Fortune", "The Secret Diary of Anne Boleyn", "The Girl in the Glass: A Novel", "Fiber & Brimstone (A Scrapbooking Mystery)", "The Tutor's Daughter", "In Need of a Good Wife", "Forsaken Dreams (Escape to Paradise)"], "I4": ["Killing Lincoln: The Shocking Assassination that Changed America Forever (Bill O'Reilly's Killing Series)", "Quilt or Innocence: A Southern Quilting Mystery", "The Icecutter's Daughter (Land of Shining Water)", "Sunflower Summer (Postcards from Misty Harbor Inn series)", "Lead Your Family Like Jesus: Powerful Parenting Principles from the Creator of Families", "Seaside Harmony (Postcards from Misty Harbor Inn series)", "Fruit of My Spirit", "The Memory Jar (Seven Brides for Seven Bachelors)", "Lady Almina and the Real Downton Abbey: The Lost Legacy of Highclere Castle", "One Glorious Ambition: The Compassionate Crusade of Dorothea Dix, a Novel"]}
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{"id": "27fa4d804258677d0a949dda85f375ac", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0], "U3": [3.0, 4.0, 4.0, 5.0, 5.0, 4.0, 2.0, 2.0, 5.0, 5.0], "U4": [5.0, 4.0, 3.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Creative Crafts You Can Do in a Day", "Donna Dewberry's All New Book of One-Stroke Painting", "Papercrafting with Donna Dewberry", "Adobe Photoshop Elements 7 Classroom in a Book (Book & CD-ROM)", "Print Magic!: Creating Crafts Using Digital Photos and Art", "Simply Beautiful Rubber Stamping (Simply Beautiful Series)", "Creative Greeting Cards", "The Big Book of Greeting Cards (Big Books)", "Creating the Perfect Wood Finish with Joe L Erario (Popular Woodworking)", "Quick & Clever Instant Cards: Over 100 Fast-to-Make Handmade Designs and Ideas"], "I3": ["Vanity Fair July 2007 Africa Issue, Clooney/Oprah Cover", "The New Photo Crafts: Photo Transfer Techniques and Projects for Fabric, Paper, Wood, Polymer Clay & More", "Sponge Painting: Fast and Fun Techniques for Creating Beautiful Art", "Paint Along with Jerry Yarnell Volume Two - Painting Inspirations", "Paint Along with Jerry Yarnell Volume One - Painting Basics", "Jerry Yarnell's Landscape Painting Secrets", "Confessions of a Compact Camera Shooter: Get Professional Quality Photos with Your Compact Camera", "Gone with a Handsomer Man", "Nick of Time (Bug Man)", "Very Bad Men. by Harry Dolan"], "I4": ["Lovely in Her Bones (Elizabeth MacPherson)", "Surface Treatment Workshop: Explore 45 Mixed-Media Techniques", "Highland Laddie Gone (Elizabeth MacPherson)", "The Only Grant-Writing Book You'll Ever Need (Only Grant-Writing Book You'll Ever Need: Top Grant Writers &)", "The Refuge: A Maxie and Stretch Mystery", "The Serpents Trail (Maxie and Stretch Mystery)", "Shoofly Pie & Chop Shop: 2 Bugman Novels in 1", "Ends of the Earth (Bug Man)", "Max on Life: Answers and Insights to Your Most Important Questions", "Beginning Microsoft Visual Studio LightSwitch Development"]}
{"id": "95ce2f241f9d6ec1fd20ab6d55673d03", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 2.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 5.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0], "I2": ["The Twelve Clues of Christmas: A Royal Spyness Mystery", "Queen of Hearts (A Royal Spyness Mystery)", "Assassin's Apprentice", "The Devil's Grin - A Crime Novel featuring Anna Kronberg and Sherlock Holmes", "HMS Flexible", "A Call to Duty (Manticore Ascendant)", "Open Season", "Cauldron of Ghosts (Crown of Slaves)", "Capital Crimes (Will Lee)", "The Long Way Home"], "I3": ["Oahu Hawaii Adventure Guide Franko Maps Waterproof Map", "The Lost Stars: Imperfect Sword", "Pasha: A Kydd Sea Adventure (Kydd Sea Adventures)", "Black Out", "Midnight at Marble Arch (Thomas Pitt, Book 28)", "Under the Lake", "Northwest Angle: A Novel (Cork O'Connor Mystery Series)", "Invasion: A Kydd Sea Adventure (Kydd Sea Adventures)", "African Trilogy : The North African Campaign, 1940-43", "Old Flames"], "I4": ["Rckzug: The German Retreat from France, 1944 (Foreign Military Studies)", "A Man Without Breath: A Bernie Gunther Novel", "The Privateer's Revenge: A Kydd Sea Adventure (Kydd Sea Adventures)", "Death's Door (A Billy Boyle WWII Mystery)", "Trickster's Point: A Novel (Cork O'Connor Mystery Series)", "Finest Years: Churchill as Warlord 1940-45", "A Blind Goddess (A Billy Boyle WWII Mystery)", "A Little White Death", "A New York Christmas: A Novel", "Exposure: A Virals Novel"]}
{"id": "1a6a9c1ed29942a81bc34becfe59b43d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 1.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 1.0], "I2": ["All but My Life (FSG Audio)", "The Earth Is the Lord's: The Inner World of the Jew in Eastern Europe (A Jewish Lights Classic Reprint)", "The Boys: The Story of 732 Young Concentration Camp Survivors", "The Little Engine That Could", "Caleb and Kate", "Orientalism", "You Gentiles", "The True Story of the Three Little Pigs", "The True Story of the Three Little Pigs (Viking Kestrel Picture Books)", "How to Get Famous in Brooklyn"], "I3": ["17 Kings and 42 Elephants (Dial Books for Young Readers)", "Sabbath Lion: A Jewish Folktale from Algeria", "When the Sun Rose", "Coming Home To Jerusalem: A Personal Journey", "The Story of Ferdinand", "One Morning in Maine (Picture Puffins)", "Make Way for Ducklings (Picture Puffin)", "A Journey to the Rivers: Justice for Serbia", "More Wise Men of Helm and Their Merry Tales", "Spotted Pony"], "I4": ["Mama, Do You Love Me?", "Oh, Brother", "Judah Who Always Said 'No!': A Hanukkah Story", "Days of Awe: Stories for Rosh Hashanah and Yom Kippur", "Caps for Sale Book and CD: A Tale of a Peddler, Some Monkeys, and Their Monkey Business", "Horace", "The JEWS OF NEW AMSTERDAM", "Through Moon and Stars and Night Skies (Reading Rainbow Books)", "The Rainbabies", "Body of Secrets: How America's National Security Agency Has Achieved Global Reach"]}
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{"id": "a174fda1f8319ad251921373f647894e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0], "U4": [5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0], "I2": ["Lara Croft Tomb Raider Anniversary (360 & PS2): Prima Official Game Guide", "Texans at Heart", "Lonetree Ranchers: Brant & Lonetree Ranchers: Morgan: Lonetree Ranchers: Brant\\Lonetree Ranchers: Morgan (Harlequin Showcase)", "Encore Romances (No. 111) (Castles in the Sky; Beyond This Bright Horizon; Dare to Love)", "King'S Ransom (Silhouette Romance)", "Three Complete Love Stories: Triston's Lair; Moon, Saffron; The Wine of Love", "Eye Of The Tiger (Silhouette Desire)", "Long Tall Texans Ii (By Request)", "Encore Romances (No. 105) (Cape Flower; Snow Maiden; A Touch of Heaven)", "Long Tall Texans Ii (By Request)"], "I3": ["Encore Romances", "Encore Romances", "Masquerade of Love", "Royal Weddings", "Her Desert Family", "Defying the Prince", "The Ramirez Wedding Deals: The Ramirez Bride; The Brazilian's Blackmailed Bride; The Disobedient Virgin", "Possessed By The Sheikh (Harlequin Presents # 2457)", "True Colours (Mills & Boon Special Releases)", "Lone Star Christmas ... And Other Gifts"], "I4": ["The Wedding in White", "To Love and to Cherish (The Essential Collection)", "Diana Palmer Collection: Rawhide & Lace / Unlikely Lover", "By Love Betrayed", "After the Music / Dream's End (Duets, Book 4)", "Miss Greenhorn", "Courageous", "Man of Means (Silhouette Desire)", "Mercenary's Woman (Soldiers Of Fortune)", "First Love, Last Love (Silhouette Romance #374)"]}
{"id": "5982e5dc8563dd90fd81ec293f6c72cf", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 1.0, 4.0, 4.0, 4.0, 3.0, 3.0, 4.0], "U3": [2.0, 2.0, 2.0, 4.0, 2.0, 2.0, 1.0, 5.0, 5.0, 4.0], "U4": [3.0, 5.0, 3.0, 4.0, 4.0, 5.0, 5.0, 4.0, 3.0, 3.0], "I2": ["War on the Middle Class: How the Government, Big Business, and Special Interest Groups Are Waging War onthe American Dream and How to Fight Back", " Books' />", "Tyrants: The World's 20 Worst Living Dictators", "Frommer's Irreverent Guide to Boston (2nd ed)", "Lyndon B. Johnson: Portrait of a President", "Second Acts: Presidential Lives And Legacies After The White House", "The House of Mondavi: The Rise and Fall of an American Wine Dynasty", "The Berlin Wall: A World Divided, 1961-1989", "The Pentagon: A History", "In the Ruins of Empire: The Japanese Surrender and the Battle for Postwar Asia"], "I3": ["The Real All Americans: The Team That Changed a Game, a People, a Nation", "Legacy of Ashes: The History of the CIA", "Hubris: The Inside Story of Spin, Scandal, and the Selling of the Iraq War", "15 Stars: Eisenhower, MacArthur, Marshall: Three Generals Who Saved the American Century", "The Most Noble Adventure: The Marshall Plan and the Time When America Helped Save Europe", "After Diana: William, Harry, Charles, and the Royal House of Windsor", "After the Reich: The Brutal History of the Allied Occupation", "Sacco and Vanzetti: The Men, the Murders, and the Judgment of Mankind", "The Boston Italians: A Story of Pride, Perseverance, and Paesani, From the Years of the Great Immigration to the Present Day", "No Simple Victory: World War II in Europe, 1939-1945"], "I4": ["King, Kaiser, Tsar: Three Royal Cousins Who Led the World to War", "The Bluest State: How Democrats Created the Massachusetts Blueprint for American Political Disaster", "The Nine: Inside the Secret World of the Supreme Court", "The Coldest Winter: America and the Korean War", "Can't Buy Me Love: The Beatles, Britain, and America", "Hog Pilots, Blue Water Grunts: The American Military in the Air, at Sea, and on the Ground (Vintage Departures)", "What Hath God Wrought: The Transformation of America, 1815-1848 (The Oxford History of the United States, Vol. 5)", "Independents Day: Awakening the American Spirit", "The Best Game Ever: Pirates 10, Yankees 9: October 13, 1960", "Ghost Hunting: True Stories of Unexplained Phenomena from The Atlantic Paranormal Society"]}
{"id": "dfd4efff115d278920adc9917305289b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 2.0, 4.0, 5.0, 5.0], "U3": [5.0, 5.0, 2.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 4.0, 5.0, 4.0, 3.0, 5.0, 5.0, 5.0, 4.0, 5.0], "I2": ["The Guns of the South: A Novel", "The Great Book of Amber: The Complete Amber Chronicles, 1-10 (Chronicles of Amber)", "The Immortal Hunter: A Rogue Hunter Novel (Argeneau Vampire)", " The Way of Shadows (Night Angel Book 1) eBook", "Love Bites (Argeneau Vampire)", "Tall, Dark & Hungry (Argeneau Vampire)", "Undead and Unfinished (Queen Betsy, Book 9)", "My Way to Hell (The Hell Series)", "SILVER BORNE: A MERCY THOMPSON NOVEL", "Halfway to the Grave (Night Huntress, Book 1)"], "I3": ["Eternal Kiss of Darkness", "Bloodsucking Fiends", "Me, Myself and Why? (Cadence Jones)", "Web of Lies (Elemental Assassin, Book 2)", "Skinwalker (Jane Yellowrock, Book 1)", "Blood Cross (Jane Yellowrock, Book 2)", "Hunting Ground (Alpha and Omega)", "On the Edge", "Mark of the Demon (Kara Gillian)", "Hungry For You: An Argeneau Novel (Argeneau Vampire)"], "I4": ["Deep Kiss of Winter", "Marked By The Moon (A Nightcreature Novel, Book 9)", "Grave Witch (Alex Craft)", "The Son of Man", "The Son of Man 2, Elders of Zion", "Deathwish (Cal Leandros)", "Madhouse", "Mercy Blade (Jane Yellowrock, Book 3)", "Burning Alive: The Sentinel Wars", "River Marked (Mercy Thompson, Book 6)"]}
{"id": "fbd0e9021cfa3490e7f7260144889c4e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 2.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U3": [5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [3.0, 4.0, 4.0, 3.0, 5.0, 3.0, 4.0, 4.0, 4.0, 5.0], "I2": ["Blood Island (Matt Royal Mysteries, No. 3) (A Matt Royal Mystery)", "The Righteous", "Gray Justice (A Tom Gray Novel)", "The Barkeep", "Irreparable Harm (Sasha McCandless Legal Thriller) (Volume 1)", "Never Say Spy (Book 1 of the Never Say Spy)", "Tahoe Deathfall (An Owen McKenna Mystery Thriller)", "AFTER SHOCK: A Lucy Guardino FBI Thriller Novella (Lucy Guardino FBI Thrillers) (Volume 4)", "Buried (A Bone Secrets Novel)", "A King of Infinite Space"], "I3": ["Kisscut: A Novel (Grant County)", "A Murder Most Rosy (Harper "Foxxy" Beck Series Book 3) - Kindle edition", "It's Just a Little Crush: A Lizzie Hart Mystery (The Lizzie Hart Mysteries) (Volume 1)", "Smoke on the Mountain: A Story of Survival (Ranger Jackson Hart) (Volume 1)", "The Cats that Told a Fortune (The Cats that . . . Cozy Mystery) (Volume 3)", "That Old Black Magic (The Lizzie Hart Mysteries) (Volume 2)", "Fire on the Water (Ranger Jackson Hart) (Volume 2)", " The Vanishing (Detective Dean Cornell Series, Book 1) eBook", "The Cats that Played the Market (The Cats that . . . Cozy Mystery) (Volume 4)", "Bad Medicine (The Lizzie Hart Mysteries) (Volume 3)"], "I4": ["Extreme Measures (Aegis)", "The Cats that Watched the Woods (The Cats that . . . Cozy Mystery) (Volume 5)", "My Funny Valentine (The Lizzie Hart Mysteries) (Volume 4)", "Murder at Dolphin Bay (Sand and Sea Hawaiian Mystery) (Volume 1)", "The Cats that Stalked a Ghost (The Cats that . . . Cozy Mystery) (Volume 6)", "Halloween Hijinks: A Zoe Donovan Mystery (Volume 1)", "The Trouble with Turkeys (Zoe Donovan Mystery)", "Murder She Typed (Senior Snoops Cozy Mystery Book Series) (Volume 1)", "Murder in Christmas River: A Christmas Cozy Mystery (Christmas River Cozy)", "The Cats that Stole a Million (The Cats that . . . Cozy Mystery) (Volume 7)"]}
{"id": "1862590a606ee4d67054cf342cdbfc6f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 1.0, 5.0, 1.0, 4.0, 5.0, 5.0], "U3": [4.0, 2.0, 2.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0], "U4": [4.0, 3.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Politics on the Fringe: The People, Policies, and Organization of the French National Front", "The Odyssey of the Abraham Lincoln Brigade: Americans in the Spanish Civil War", "The collected papers of Viola M. Frymann : legacy of osteopathy to children", "Thunder on Dnepr: Zhukov-Stalin and the Defeat of Hitler's Blitzkrieg", "Age of Extremes: The Short Twentieth Century 1914-1991", "Molotov Remembers: Inside Kremlin Politics", "Revolution and World Politics: The Rise and Fall of the Sixth Great Power", "Tales from Kings African Rifles (Cassell Military Paperbacks)", "Plans for Stalin's War-Machine: Tukhachevskii and Military-Economic Planning, 1925-1941 (Studies in Russian and East European History and Society)", "Salisbury: Victorian Titan"], "I3": ["Douglas Hurd: The Public Servant - An Authorised Biography", "The Economic Horror", "The Future of a Negation: Reflections on the Question of Genocide (Texts and Contexts)", "Always Bring a Crowd!: The Story of Frank Lumpkin Steelworker", "The Abolition of Britain: From Winston Churchill to Princess Diana", "A Private Life of Henry James: Two Women and His Art", "Magnetic Mountain: Stalinism as a Civilization", "Cartels of the Mind: Japan's Intellectual Closed Shop", "Whiteout: The CIA, Drugs and the Press", "The United States and Biological Warfare: Secrets from the Early Cold War and Korea"], "I4": ["The Agony of Mammon: The Imperial Global Economy Explains Itself to the Membership in Davos, Switzerland", "War and our world (The Reith lectures)", "Operation Eichmann: The Truth about the Pursuit, Capture and Trial", "Barrow's Boys: A Stirring Story of Daring, Fortitude, and Outright Lunacy", "The Armies of George S. Patton", "The Fateful Triangle: The United States, Israel and the Palestinians", "Rudyard Kipling", "The Scourging of Iraq : Sanctions, Law and Natural Justice", "Fashionable Nonsense: Postmodern Intellectuals' Abuse of Science", "Sir Vidia's Shadow: A Friendship Across Five Continents"]}
{"id": "2eaff9f590e7556a516c60a8f0552e46", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 3.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0], "I2": ["Two of a Kind (Fool's Gold, Book 12)", "Finding Hope (Love Inspired #216)", "Tempting Fate", "The Wanderer (Thunder Point)", "Fatal Affair: Book One of the Fatal Series: One Night with You", "Lip Service (Lone Star Sisters, Book 2)", "The Last Victim: A Novel (Dr. Charlotte Stone)", "One Summer", "Fatal Consequences: Book Three of The Fatal Series: Fatal Destiny", "Fatal Destiny: A Fatal Series Novella (The Fatal Series) - Kindle edition"], "I3": ["Navy Husband (The Navy Series #6) (Silhouette Special Edition, No 1693)", "Fatal Flaw (The Fatal Series)", "The Cowboy Target (Protection Specialists)", "Three Little Words (Fool's Gold, Book 13)", "The Senator's Wife", "Home to Whiskey Creek", "Maggy's Child: A Novel", "Fatal Deception (The Fatal Series)", "Fatal Mistake (The Fatal Series)", "Cowboy Seeks Bride (Spikes & Spurs)"], "I4": ["The Midnight Hour", "Home on the Range:: A Caribou Crossing Romance", "Treading Water (The Treading Water Series) (Volume 1)", "Maid for Love (The McCarthys of Gansett Island Series) (Volume 1)", "Maid for Love (Gansett Island)", "Heir Untamed", "Dirty: A Jackie Mercer Novel", "Rumors: The McCaffertys", "Big Sky Wedding", "Guard Duty (Texas K-9 Unit)"]}
{"id": "f88def224eb58935a8205c225e4521d8", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 1.0, 5.0, 5.0, 3.0, 3.0, 4.0, 4.0], "U3": [5.0, 5.0, 4.0, 2.0, 5.0, 1.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 1.0, 3.0, 2.0, 1.0, 1.0, 5.0, 5.0, 1.0, 3.0], "I2": ["Mira si yo te querre (Spanish Edition)", "El Juego del ngel (Spanish Edition)", "The Kids' Book Club Book: Reading Ideas, Recipes, Activities, and Smart Tips for Organizing Terrific Kids' Book Clubs", "Muerto hasta el anochecer / Dead Until Dark (Sookie Stackhouse) (Spanish Edition)", "Lo Que El Necesita, Lo Que Ella Necesita/ His Needs, Her Needs: Construye un matrimonio a prueba de infidelidades/ Building an Affair-Proof Marriage (Spanish Edition)", "No puedo estar quieto!: Mi vida con ADHD (Viva y aprende) (Spanish Edition)", "How to Start a Home-Based Tutoring Business (Home-Based Business Series)", "SOS Ayuda Con Las Emociones: Como Manejar la Ansiedad, la Ira, y La Depresion (Spanish Edition)", "La segunda vida de Bree Tanner (La Saga Crepusculo / The Twilight Saga) (Spanish Edition)", "La tartamudez y la Educacin Infantil (Spanish Edition)"], "I3": ["Por qu estoy gorda? (Spanish Edition)", "The Help", "What's the Alternative? Career Options for Librarians and Info Pros", "English as a Second Language", "The Pleasure of My Company", "Hush, Hush", "The Death Cure (Maze Runner, Book Three) (The Maze Runner Series)", "Spud", "Amor: Seleccin de citas (Spanish Edition)", "Spud"], "I4": ["Wither (Chemical Garden)", "Unleashed (Wolf Spring Chronicles)", "The Dead and the Gone (The Last Survivors, Book 2)", "The Forest of Hands and Teeth", "This World We Live In (Life As We Knew It)", "Exodus", "The Knife of Never Letting Go: Chaos Walking: Book One", "The BOOK THIEF", "Delirium (Delirium Trilogy)", "Ashes"]}
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{"id": "bebd6ee9fc2e2ba3de7d44ac898aca91", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0], "I2": ["Sir Nathan and the Quest for Queen Gobbledeegook: A Somewhat Silly Story", "Patalosh: The Time Travelers", "Jake and Lily", "Sweet Moon Baby: An Adoption Tale", "Night Buddies and the Pineapple Cheesecake Scare (Adventures After Lghts Out)", "Alice Parker's Metamorphosis", "Leaf & the Sky of Fire (Twig Stories Book 2)", "Pibbin the Small: A Tale of Friendship Bog", "Amanda in Spain: The Girl in the Painting (Amanda Travels)", "Liberty Frye and the Witches of Hessen"], "I3": ["Welcome Home", "The Pet Washer", "Bellyache: A Delicious Tale", "Saving Redwind: A Wallpaper Adventure", "The Color of Bones", "Oli's Uncommon Cents", "Broken Ladders", "The Candle Star", "The Eyes of the Desert Sand (Chrysalis Chronicles)", "Show Me How! Build Your Child's Self-Esteem Through Reading, Crafting and Cooking (Positive Parental Participation)"], "I4": ["The Secret War (A Jack Blank Adventure)", "The Accidental Hero (A Jack Blank Adventure)", "Guardian Cats and the Lost Books of Alexandria", "Earthling!", "Monster Graphic Novels: Monster Dinosaur", "Beneath the Slashings", "The End of Infinity (A Jack Blank Adventure)", "The Wizard of Time (Book 1)", "Stout Hearts & Whizzing Biscuits: A Patria Story (Volume 1)", "Infinity Ring Book 1: A Mutiny in Time"]}
{"id": "b175120399ba5700c9d715ceac96287e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 2.0, 4.0, 4.0], "U3": [3.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 2.0, 5.0], "U4": [2.0, 4.0, 4.0, 3.0, 4.0, 5.0, 3.0, 4.0, 2.0, 3.0], "I2": ["The Seventh Victim (Texas Rangers)", "The Night Is Mine (Night Stalkers)", "Once Bitten, Twice Burned (Phoenix Fire Novel)", "Coveted", "Rachel And The Hired Gun (Zebra Historical Romance)", "Hunter's Claim: The Alliance Book 1 (Volume 1)", "Undercover Captor (Shadow Agents: Guts and Glory)", "The Good Daughter: A Mafia Story (Vista Security Prequel)", "Ever Hopeful: Book One in the Evers, Texas Series (Volume 1)", "Bridal Jitters (Ghost Hunters)"], "I3": ["Obsession in Death", "The Last Enemy", "He Kills Me, He Kills Me Not (Deadly Games Thrillers)", "Love Me If You Can (Music City Heat Book 1) - Kindle edition", "Dead Heat: An Alpha and Omega novel", "The Pregnancy Test", "Extreme Exposure (I-Team Series, Book 1)", "Taste of Darkness (Volume 2)", "Dead Women Tell No Lies", "Rock Hard (Rock Kiss)"], "I4": ["Fire Inside: A Chaos Novel", "Close To Home (Westen Series)", "Winters Heat (Titan)", "Ultimate Kill (Book 1 Ultimate CORE Trilogy) (CORE Series) (Volume 4)", "In Rides Trouble (Black Knights Inc.)", "Pieces of You: A Snowy Creek Novel (Volume 1)", "Lucky Streak (Lucky Trilogy)", "Unbinding (World of the Lupi)", "Treading Water (The Treading Water Series) (Volume 1)", " Polar Bears are Forever"]}
{"id": "e2a3039153ec749583e0ba7425631078", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0], "I2": ["AN Unexpected Husband (Zebra Regency Romance)", "A Family For Gillian (Zebra Regency Romance)", "His Only Desire (Harlequin Intrigue, # 627)", "Mysterious Twin (Double Exposure)", "Deep in the Heart of Texas (Harlequin Superromance No. 935)", "Uncle Sarge", "The Return of Luke McGuire (Silhouette Intimate Moments, No. 1036) (Silhouette Intimate Moments, #1036)", "Lily Gets Her Man", "Ranger'S Bride", "Baby Christmas"], "I3": ["First Comes Love (Desire, 1323)", "Once upon a Wedding (Romantic Traditions) (Silhouette Intimate Moments, No 524)", "Murdock's Family (Silhouette Desire, No 898)", "Tangled Reins (Historical)", "A Season for Scandal: An Anthology (Harlequin Bestsellers)", "Fair Juno (Historical)", "True Colours (Historical Romance)", "Affectionately Yours (Zebra Regency Romance)", "The Baby Beneath The Mistletoe (Bundles Of Joy) (Silhouette Romance)", "His Special Delivery (Silhouette Romance Ser., No. 1491)"], "I4": ["Pete's Dragon (Silhouette Romance, No 854)", "Father - To - Be (That's My Baby!) (Silhouette Special Edition , No 1201)", "The Secret Pool (The Best of Betty Neels)", "Jake'S Child (Silhouette Romance)", "Protecting His Own (Harlequin Intrigue 562)", "Dangerously Irresistible (Mail Order Men)", "Colorado Bride", "Taming The Duke", "Babe In The Woods", "Shotgun Grooms"]}
{"id": "98b92e2b57fb624106f257f10c539826", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 3.0, 5.0], "U3": [4.0, 5.0, 3.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Talented MR Ripley", "Persuading Annie", "The Hound of the Baskervilles (Puffin Classics)", "Jayber Crow: A Novel", "Chopin's Funeral", "The Oath: A Novel", "New Way to Be Human: A Provocative Look at What It Means to Follow Jesus", "The Poet and the Murderer", "A Modern Mephistopheles: A Novel", "Rebecca (Virago Modern Classics) [Paperback] [Jul 16, 2015] Daphne Du Maurier (VMC,VMC Designer Collection)"], "I3": ["I Do. I Did. Now What?!: Life After the Wedding Dress", "Death in Holy Orders (Adam Dalgliesh Mystery Series #11)", "Mozart: A Life", "Artemis Fowl:The Arctic Incident", "The Catcher in the Rye (Modern Classics S.)", "I'm a Stranger Here Myself: Notes on Returning to America After Twenty Years", "Silent Night: The Story of the World War I Christmas Truce", "In The Castle Of The Flynns", "In My Hands: Memories of a Holocaust Rescuer", "Agnes Grey (Penguin Classics)"], "I4": ["Death of a Salesman (Modern Classics)", "Brideshead Revisited: The Sacred and Profane Memories of Captain Charles Ryder (Penguin Essentials)", "Something Rotten (Thursday Next Novels)", "Devices and Desires (Inspector Adam Dalgliesh)", "Faith of My Fathers: A Family Memoir", "The Nanny", "July, July", "Ghost Soldiers: The Forgotten Epic Story of World War II's Most Dramatic Mission", "Death of an Expert Witness (Adam Dalgliesh Mystery Series #6)", "Jane and the Wandering Eye: Being the Third Jane Austen Mystery"]}
{"id": "b9c29e14a537c39fb7081c4b81268055", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "I2": ["SLATE (Breaking the Declan Brothers, #2) (Volume 2)", "Property of the Bad Boy", "Grayson", "Arrogant Bastard", "Tyrant: King Part 2", "Divine Domination (Bought by the Billionaire) (Volume 4)", "Love Always,", "Released: Caged Book 3", "Deathless & Divided (The Chicago War) (Volume 1)", "Deathless & Divided (The Chicago War Book 1) - Kindle edition"], "I3": ["Sexy", "Tiger Lily Part Three: An Alpha Billionaire Romance Trilogy (Volume 3)", "Turn of the Moon (A Royal Shifters novel) (Volume 1)", "Between a Rock and a Hard Place (Radical Rock Stars) (Volume 2)", "The Prince of Punk Rock (Radical Rock Stars) (Volume 1)", "Punk Rock Resurrection (Radical Rock Stars) (Volume 3)", "Bastard", "Omerta: A DeLuca Family Novel (The DeLuca Family Series) (Volume 1)", "Sweet Obsession: Sweet Addiction Series", "Fear Us (Broken Love) (Volume 3)"], "I4": ["Wake Me Up (The Tainted Ink Series) (Volume 1)", "Until Jax (Until Him)", "Make Me Forget", "Wrong", "Suit (Book One) (Twin Duo)", "Twenty-One (21)", " TORMENTED", "Dirty Dix: A sexy, thrilling read that will have you on the edge of your seat (A Hard Love Romance) (Volume 1)", "Twisted Boundaries (The Boundaries Series) (Volume 2)", "Swelter"]}
{"id": "ad14c5dad33492051a5760c60a32605e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0], "U3": [5.0, 4.0, 2.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 3.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0], "I2": ["The Bible of Karate: Bubishi", "Karate-Do Kyohan: The Master Text", "The Weaponless Warriors: An Informal History of Okinawan Karate", "The Three Pillars of Zen: Teaching, Practice, and Enlightenment", "The Essence of Okinawan Karate-Do (Shorin-Ryu) (English and Japanese Edition)", "Ancient Okinawan Martial Arts: Koryu Uchinadi, Vol. 1 (Tuttle Martial Arts)", "KODO: Ancient Ways: Lessons in the Spiritual Life of the Warrior/Martial Artist (Literary Links to the Orient)", "Nunchaku: Karate Weapon of Self-Defense", "Tales of Okinawa's Great Masters (Tuttle Martial Arts)", "Without Remorse"], "I3": ["Without Remorse", "Rainbow Six (Tom Clancy)", "Complete Book Of Karate Weapons", "Sword & Spirit", "Koryu Bujutsu: Classical Warrior Traditions of Japan", "Ki: A Practical Guide for Westerners", "A Road That Anyone Can Walk: Ki", "The Secret History of the Lord of Musashi and Arrowroot: Two Novels", "Book of Ki: Co-Ordinating Mind and Body in Daily Life", "The Book of the Sword: With 293 Illustrations (Dover Military History, Weapons, Armor)"], "I4": ["Bruce Lee Jeet Kune Do: Bruce Lee's Commentaries on the Martial Way (Bruce Lee Library)", "The Way of the Samurai", "The Way of the Samurai", "Science of Breath", "The Grandmaster's Book of Ninja Training", "Ninja Volume 1: Spirit of the Shadow Warrior", "Stick Fighting: Techniques of  Self-Defense (Bushido--The Way of the Warrior)", "Nindo Ryu Gendai Ninjutsu - Introduction to the Modern Art of Perseverance", "Ninja Volume 2: Warrior Ways of Enlightenment", "The Art of War: The New Translation (Harper Perennial Modern Classics)"]}
{"id": "37cd1e4a8806b5396bf1998b2f76a153", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Michel's Island", "Head High, Ellen Brody", "Little Girl with Seven Names", "The lie", "The Dark Didn't Catch Me (Library of Indiana Classics)", "The elephant; a novel of the Civil War", "A Taste of Daylight", "The Violent Trail", "Life Is Not a Sound Bite: Cultural Crisis in America", "The Day Marcus Flew"], "I3": ["Taking Charge of Your Health: A Guide for Being Prepared", "The Empowered Parent: How to Parent Without Frustration, Anger and Guilt!", "Pamela Camel", "The Big Wish", "Reunion On The Wabash", "Hoosier farm boy in  Lincoln's army;: The Civil War letters of Pvt. John R. McClure", "The trail of the white wolf, or, The doom of the Delawares: A thrilling story of early colonial days", "The Sunroom", "Fear in the Forest", "The Longing (The Courtship of Nellie Fisher, Book 3)"], "I4": ["Strength to Be Weak", "The Parting (The Courtship of Nellie Fisher, Book 1)", "Grace: A Novel", "The Forbidden (The Courtship of Nellie Fisher, Book 2)", "Ballad of Calamity Creek", "Francis Marion Young Swamp Fox", "Victorian Family and Furnishings", "Lincoln's Youth: Indiana Years 1816-1830", "Myself When Young", "Saint Julian: A Novel"]}
{"id": "f9dfff78c3a8ac338ca6b0337a4ba9cc", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 2.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U3": [4.0, 4.0, 3.0, 4.0, 5.0, 3.0, 4.0, 4.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 2.0, 5.0], "I2": ["The Rx Factor", "The Lost Scrolls (A Jonathan Munro Adventure)", "Lucrezia Borgia", "The Jesus Storybook Bible: Every Story Whispers His Name", "The Jesus Storybook Bible: Every Story Whispers His Name", "The Unofficial Guide? to Walt Disney World? 2001 (Unofficial Guides)", "This Hotel Is Haunted! (Geronimo Stilton #50)", "Reel Life: Two sisters on the verge escape to the movies", "Inescapable (Road to Kingdom) (Volume 1)", "God Gave Us Love (God Gave Us Series)"], "I3": ["Jackson: The Iron-Willed Commander (The Generals)", "Quest for Light - Adventure of the Magi", "C. B. DeMille: The Man Who Invented Hollywood", "Prayers of a Stranger: A Christmas Story", "Cleaning House: A Mom's Twelve-Month Experiment to Rid Her Home of Youth Entitlement", "Ricky, the Remarkable Raccoon (Unlike Any Other Series-Adoption Children's Book)", "The Unofficial Guide to Walt Disney World with Kids 2013 (Unofficial Guides)", "The Care and Keeping of You: The Body Book for Girls (American Girl Library", "The Return to the Kingdom of Fantasy (The Quest for Paradise)", "Life with Lily (The Adventures of Lily Lapp) (Volume 1)"], "I4": ["Sugar Book & Pet Package (American Girl)", "The Unofficial Guide Walt Disney World 2013 (Unofficial Guides)", "Ready When You Are: Cecil B. DeMille's Ten Commandments for Success", "Dear Deb: A Woman with Cancer, a Friend with Secrets, and the Letters That Became Their Miracle", "At the Feet of Jesus: Daily Devotions to Nurture a Mary Heart", "Magnolia Gods", "Slopjar", "It's A Love Game", "Illustrated Mahabharata for Children", "Dover Easy Kaleidoscope Stained Glass Coloring Book (Dover Stained Glass Coloring Book)"]}
{"id": "69812fa579fdc6721e3f2ce0dcc6ef1b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 3.0, 3.0, 3.0, 4.0, 3.0, 4.0, 4.0, 3.0], "U3": [3.0, 5.0, 5.0, 3.0, 4.0, 3.0, 3.0, 4.0, 3.0, 5.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 2.0, 3.0, 4.0], "I2": ["The Girl in the Steel Corset", "The Girl with the Iron Touch (The Steampunk Chronicles)", "Bloodlines", "The Gargoyle", "Under the Never Sky", "Moon Called", "Twice Tempted (Night Prince)", "Lips Touch: Three Times", "Twenties Girl: A Novel", "Abraham Lincoln: Vampire Hunter"], "I3": ["The Lucky One", "Days of Blood & Starlight", "Daughter of Smoke & Bone", "Soulless (The Parasol Protectorate)", "Stolen: Women of the Otherworld", "Sundays at Tiffany's", "The Undomestic Goddess: A Novel", "Halfway to the Grave (Night Huntress, Book 1)", "Wither (Chemical Garden)", "I Heart New York"], "I4": ["I've Got Your Number (Thorndike Press Large Print Basic)", "Foretold: 14 Tales of Prophecy and Prediction", "Divergent", "Divergent", "Blood Red Road: Dustlands: 1", "Frostbite", "Remember Me?: A Novel", "Beautiful Disaster", "Fever (Chemical Garden)", "I Heart Hollywood (I Heart Series)"]}
{"id": "c98a3a222dc734f6cb2a80ecf22338da", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 3.0, 5.0, 1.0, 4.0, 4.0, 3.0, 4.0, 3.0], "U3": [3.0, 4.0, 1.0, 2.0, 3.0, 4.0, 3.0, 3.0, 5.0, 1.0], "U4": [1.0, 5.0, 2.0, 1.0, 3.0, 5.0, 5.0, 3.0, 1.0, 5.0], "I2": ["Dancing In The Moonlight (The Cowboys of Cold Creek)", "Crime Scene At Cardwell Ranch (Harlequin 60 Years of Pure Reading Pleasure, Harlequin)", "Protecting the Pregnant Witness", "The Truth about Jane Doe: Hometown U.S.A. (Harlequin Superromance No. 893)", "Hide in Plain Sight (Three Sisters Inn, Book 1)", "Nothing Personal", "Rescue Me", "Baby Bonanza (Billionaires and Babies)", "No Time for Goodbye: A Thriller", "Irresistible Forces (Forged of Steele)"], "I3": ["Caring For His Baby", "Speed Dating", "Step on a Crack", "Millionaire Dad, Nanny Needed!", "Slow Hands", "Quade's Babies (The Westmorelands)", "His Hired Baby (Safe Harbor Medical)", "The Doctor's Dilemma", "Lonely Millionaire (Silhouette Romance)", "Rupture (An Eli Branch Thriller)"], "I4": ["Maid for the Billionaire: Ruth Cardello (Legacy Collection)", "Dodge the Bullet", "A Chance In Time: The Romance of Penelope and Cole From Meant To Be", "Not What She Seems", "Fatal Destiny: A Fatal Series Novella (The Fatal Series) - Kindle edition", "Bachelor Untamed (Bachelors in Demand)", "Someone's Watching", " Unfinished Business eBook", "The Remains", "A Stolen Life: A Memoir"]}
{"id": "b62a0ee902f2f1cb6b9dbbf205cfc8e4", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [1.0, 3.0, 4.0, 2.0, 5.0, 3.0, 5.0, 4.0, 2.0, 5.0], "U3": [2.0, 1.0, 1.0, 4.0, 4.0, 4.0, 3.0, 5.0, 5.0, 2.0], "U4": [4.0, 3.0, 5.0, 4.0, 2.0, 5.0, 3.0, 3.0, 4.0, 4.0], "I2": ["A Complaint Free World: How to Stop Complaining and Start Enjoying the Life You Always Wanted", "A Great Deliverance", "The Thumpin': How Rahm Emanuel and the Democrats Learned to Be Ruthless and Ended the Republican Revolution", "The Ice Queen: A Novel", "Dr Tatiana's Sex Advice", "Vermeer in Bosnia: Selected Writings", "The Master of Rain: A Suspense Thriller", "The Much Too Promised Land: America's Elusive Search for Arab-Israeli Peace", "Special Topics in Calamity Physics", "The Rest Is Noise: Listening to the Twentieth Century"], "I3": ["Right Is Wrong: How the Lunatic Fringe Hijacked America, Shredded the Constitution, and Made Us All Less Safe", "Waking with Enemies (Gideon Series)", "Second Chance", "Bitter Chocolate: The Dark Side of the World's Most Seductive Sweet", "The Nonexistent Knight and The Cloven Viscount", "Blood of Victory: A Novel", "Dead Lagoon", "The Way We'll Be: The Zogby Report on the Transformation of the American Dream", "The Man Who Loved China: The Fantastic Story of the Eccentric Scientist Who Unlocked the Mysteries of the Middle Kingdom (P.S.)", "Putin's Labyrinth: Spies, Murder, and the Dark Heart of the New Russia"], "I4": ["The Politics of Bad Ideas: The Great Tax Cut Delusion and the Decline of Good Government in America", "Gallow's Thief", "The Collard Patch", "Storm Watchers: The Turbulent History of Weather Prediction from Franklin's Kite to El Nino", "The Savage Detectives: A Novel", "The Second Civil War: How Extreme Partisanship Has Paralyzed Washington and Polarized America", "The Black Path (Rebecka Martinsson)", "The Demon of Dakar: A Mystery (Ann Lindell Mysteries)", "The Company of Strangers", "The Abstinence Teacher"]}
{"id": "09354e6de1c610c2c675de584d7e1c86", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Undeclared (The Woodlands)", "Girl on Tour (Kylie Ryans) (Volume 2)", "Unspoken: A Novel (Woodlands) (Volume 2)", "The Opposite of Nothing", "Hers for the Holidays", "Hot and Bothered (Hot in the Kitchen)", "Geek with the Cat Tattoo (Cool Cats) (Volume 2)", "Can't Buy Me Love (Crooked Creek Ranch, Book 1)", "Can't Hurry Love (Crooked Creek Ranch)", "Crazy Thing Called Love (Crooked Creek Ranch)"], "I3": ["Unfixable", "Rocked (Lost In Oblivion) (Volume 1)", "Friends Without Benefits: An Unrequited Romance (Knitting in the City) (Volume 2)", "Full Throttle (Fast Track)", "Telling Tales", "It Happened One Wedding", "High Risk (Adrenaline Search & Rescue)", "A Dangerous Invitation (The Rookery Rogues) (Volume 1)", "Animal Magnetism (An Animal Magnetism Novel)", "Three Nights with a Rock Star (Half-Life) (Volume 1)"], "I4": ["Wild Child: A Novel (The Boys of Bishop)", "High Seduction (Adrenaline Search & Rescue)", "Making Waves", "What Once Was Perfect (Wardham) (Volume 1)", "Hot Island Nights", "Where Their Hearts Collide (Wardham) (Volume 2)", "Best Man with Benefits (Wedding Dare) (Volume 4)", "Seducing the Bridesmaid (Wedding Dare) (Volume 3)", "Deeper: A Novel (Caroline & West)", "When You Are Mine (The Bennett Series)"]}
{"id": "2dc9238304d70d8079927ec3ec93ab8f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 4.0, 3.0, 3.0, 4.0, 5.0, 4.0, 4.0], "U3": [5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U4": [4.0, 3.0, 4.0, 4.0, 4.0, 3.0, 5.0, 3.0, 4.0, 2.0], "I2": ["The Life List: A Novel", "Unspoken: A Novel (Woodlands) (Volume 2)", "One to Hold", "Swimming Pool Summer", "This Much Is True", "Dirty Trick", "Mine To Take (Mine - Romantic Suspense) (Volume 1)", "Into the Deep", "Mine To Keep (Mine - Romantic Suspense) (Volume 2)", "Mine To Hold (Mine - Romantic Suspense)"], "I3": ["Making Faces", "A Vampire's Christmas Carol", "More", "The Guardians (More Trilogy)", "Crash Into Me", "Just One Year", "Just One Day", "Last Hit (A Hitman Novel)", "The Parisian Christmas Bake Off", "Christmas in Tahoe (West Coast Holiday) (Volume 1)"], "I4": ["STARRY NIGHT", "Midwinter Magic", "Claus: Legend of the Fat Man", "Torn from You (Tear Asunder) (Volume 1)", "Me, Cinderella?", "Broken Prince", "Lost Lake: A Novel", "Southbound Surrender", "Interview with a Master", "A Million Guilty Pleasures: Million Dollar Duet"]}
{"id": "f38cc9bbec8cc171e74072493835e9b9", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [1.0, 4.0, 4.0, 2.0, 3.0, 5.0, 4.0, 4.0, 4.0, 5.0], "U3": [4.0, 3.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 3.0], "U4": [4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 3.0, 4.0, 2.0], "I2": ["The 21 Lessons of Merlyn: A Study in Druid Magic and Lore", "The Arthurian Tarot", "Daughter of the Shining Isles (The Magdalen Trilogy, Vol. 1)", "The Wiccan Prayer Book: Daily Meditations, Inspirations, Rituals, and Incantations", "Enchantment of the Faerie Realm: Communicate With Nature Spirits and Elementals", "Healing with the Fairies Oracle Cards", "The Mythic Tarot: A New Approach to the Tarot Cards", "Journey to Avalon: The Final Discovery of King Arthur", "Russian Folk Belief", "The Fairy-Faith in Celtic Countries (Celtic, Irish)"], "I3": ["The Idylls of the Queen: A Tale of Queen Guenevere", "Guinevere", "Celtic Oracles: A New System for Spiritual Growth and Divination", "The Sacred Circle Tarot: A Celtic Pagan Journey", "Tarot: Your Everyday Guide", "Ancestral Path Tarot: 78-Card Deck", "Spiral Tarot: A Story of the Cycles of Life", "Choice Centered Tarot", "Motherpeace: A Way to the Goddess Through Myth, Art, and Tarot", "Mini-Motherpeace Tarot Deck (Cards)"], "I4": ["Celtic Folk Tales and Legends", "Pocket Goddess Tarot", "Moon Wise: Astrology, Self Understanding & Lunar Energies", "Aradia: Gospel of the Witches", "Sisters Of The Dark Moon: 13 Rituals of the Dark Goddess", "Mysteries of Demeter: Rebirth of the Pagan Way", "Briar Rose", "The Earth Witch", "Power of Raven, Wisdom of Serpent: Celtic Women's Spirituality", "Black Light"]}
{"id": "c9cbbd308f5fe5c405d5097018cd34a8", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 3.0, 4.0], "U3": [5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U4": [4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 2.0, 5.0, 3.0], "I2": ["The Marine Officer's Guide", "Breaking Out: VMI and the Coming of Women", "Southern by the Grace of God", "Prophets on the Right: Profiles of Conservative Critics of American Globalism", "H.M.S. Saracen", "A Prayer for the Ship", "Dive In The Sun", "The Texas Aggie Bonfire : Tradition and Tragedy at Texas A&M", "The Pride and the Anguish", "His Majesty's U-boat"], "I3": ["Aloha Magnum: Larry Manetti's Magnum, P.I. Memories", "Day of Deceit : The Truth About FDR and Pearl Harbor", "1001 Things Everyone Should Know About The South", "Torpedo Run", "The Militarists: The Rise of Japanese Militarism Since World War II", "December 7, 1941: The Day the Japanese Attacked Pearl Harbor", "Twelve Against the Empire: The Anti-Imperialists, 1898-1900", "At the Corner of East and Now", "The New Dealers' War: Franklin D. Roosevelt and the War Within World War II", "Hirohito And The Making Of Modern Japan"], "I4": ["The Battle of Britain: The Myth and the Reality", "The Last King of Texas", "At Any Cost: How Al Gore Tried to Steal the Election", "Mitre and crook", "Mustard Seeds", "The Royal Families of Europe", "The Abolition of Britain: From Winston Churchill to Princess Diana", "In Glory's Shadow: Shannon Faulkner, The Citadel, and a Changing America", "Duty First: West Point and the Making of American Leaders", "A Treasury of Royal Scandals: The Shocking True Stories History's Wickedest, Weirdest, Most Wanton Kings, Queens, Tsars, Popes, and Emperors"]}
{"id": "ebc6f99201037505ac74aad83a2c1c4e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 4.0, 3.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [4.0, 5.0, 4.0, 4.0, 5.0, 3.0, 4.0, 5.0, 5.0, 2.0], "I2": ["The American Sign Language Handshape Dictionary", "The American Sign Language Handshape Dictionary DVD", "The Portable Curmudgeon (Plume)", "Point of Origin (Unabridged)", "The Professor and the Madman", "Half Moon Street (Charlotte & Thomas Pitt Novels)", "A Maiden's Grave", "Linguistics at Work: A Reader of Applications", "The Devil's Teardrop", "The Language Instinct: How the Mind Creates Language"], "I3": ["Brainscapes: An Introduction to What Neuroscience Has Learned About the Structure, Function, and Abilities of theBrain (Discover Book)", "The Law of Disability Discrimination", "Goodnight, Irene", "Murder on Astor Place: A Gaslight Mystery", "Educating One and All: Students with Disabilities and Standards-Based Reform", "The Hot Zone", "The Bone Lady: Life as a Forensic Anthropologist", "Truman", "The Eleventh Plague: A Novel of Medical Terror", "Flu: The Story of the Great Influenza Pandmic of 1918 and the Search for the Virus That Caused It"], "I4": ["Science for All Americans", "Dark Justice (Ben Kincaid)", "Principles of Neural Science", "Benchmarks for Science Literacy 2v: Science for All Americans Set", "The Code Book: The Science of Secrecy from Ancient Egypt to Quantum Cryptography", "101 More Best Resumes", "Skeleton Crew: A Lindsay Chamberlain Novel", "The Merck Manual Of Medical Information (Merck Manual of Medical Information, Home Ed.)", "Stitches in Time", "Merriam-Webster’s Medical Desk Dictionary: Hardcover Edition (Merriam Websters Medical Desk Dictionary, 1st ed)"]}
{"id": "a3f0a1cf5cbb52ae0020d967e91dbf16", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 2.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0], "I2": ["Suffer", "Blood Orchids", "The Profiler's Daughter: A Sky Stone Thriller (Sky Stone Thriller Series) (Volume 1)", "Certainty", "It's Nothing Personal", "Wishes", "Dangerous Embrace", "Profile of Evil: Book One of the Profile Series (Volume 1)", "Seven Unholy Days", "Love Never Ends"], "I3": ["Promise Cove: A Pelican Pointe Novel", "The Other Side of Us", "Stavewood", "Upon A Pale Horse", "Tainted Morals", "Somebody's Lover (Berkley Sensation)", "The Bones of Others (A Skye Cree Novel) (Volume 1)", "Kiss Her Goodbye", "We Are Made of Stardust", "No Country for Young Women - Kindle edition"], "I4": [" Political Waters eBook", "Kane (A Kane Novel)", "Allison (A Kane Novel)", "Storm Damages (Storm Damages) (Volume 1)", "Eagle's Destiny", "Cry of the Needle - Kindle edition", "Screaming To Be Solved", "Hannah", "The Edge of Courage: Red Team Book 1", "To Free A Spy: Deception and Revenge in Washington, Tokyo and Moscow"]}
{"id": "7010b76e779f37942757e6f7a82443eb", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 1.0, 5.0, 1.0, 5.0, 1.0, 5.0, 5.0], "U3": [2.0, 5.0, 1.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0], "U4": [2.0, 5.0, 1.0, 3.0, 5.0, 5.0, 2.0, 5.0, 1.0, 5.0], "I2": ["The Cement Garden", "Girlbomb: A Halfway Homeless Memoir", "Tough Jews", "Hells Angels: Into the abyss", "Rebel without a Crew: Or How a 23-Year-Old Filmmaker With $7,000 Became a Hollywood Player", "Black, White, and Jewish: Autobiography of a Shifting Self", "Chicken with Plums", "The Peddler's Grandson: Growing Up Jewish in Mississippi", "The Mystery of the Cupboard", "One Bullet Away: The Making of a Marine Officer"], "I3": ["Blimey!: From Bohemia to Britpop : The London Artworld from Francis Bacon to Damien Hirst", "Shanghai Baby", "Is Bill Cosby Right?: Or Has the Black Middle Class Lost Its Mind", "The Senator and the Socialite: The True Story of America's First Black Dynasty", "Augusta, Gone: A True Story", "Box Office Poison", "Tricked", "Race Matters", "The Golem", "A confederacy of dunces"], "I4": ["Honor Few, Fear None: The Life and Times of a Mongol", "Not by the Sword: How a Cantor and His Family Transformed a Klansman", "It Happened to Nancy: By an Anonymous Teenager, A True Story from Her Diary", "Anger: The Unauthorized Biography of Kenneth Anger", "Gifted Hands: The Ben Carson Story", "How Starbucks Saved My Life: A Son of Privilege Learns to Live Like Everyone Else", "Detective: The Inspirational Story of the Trailblazing Woman Cop Who Wouldn't Quit", "Hatred's Kingdom: How Saudi Arabia Supports the New Global Terrorism", "Babar the King (Babar Series)", "Maus: My Father Bleeds History Pt. 1: A Survivor's Tale (Penguin Graphic Fiction)"]}
{"id": "0cf9452e9ce9f6afeb120d02149be7cd", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Saving Wishes", "Avoiding Temptation (Avoiding Series)", "Roman: The Payne Trilogy (The Roman Payne Trilogy)", "Take it All (Blinded by Love) (Volume 1)", "Craving Absolution (The Aces) (Volume 3)", "Raine", "Chasing Olivia (Trace + Olivia) (Volume 2)", "Sasha's Dilemma (The Dilemma Series) (Volume 1)", "Uninvolved", "Staking His Claim (Line of Duty)"], "I3": ["Enslaved by the Ocean (Criminals of the Ocean)", "Between The Raindrops", "Fall from India Place", "Empathy", "The One (The Halo Series) (Volume 2)", "For Luca (Chicago Syndicate) (Volume 2)", "8 Weeks (Time for Love) (Volume 1)", "Crash & Burn (The Hell's Disciples MC) (Volume 2)", "Addicted for Now (Volume 2)", "15 Minutes (Time for Love) (Volume 4)"], "I4": ["Nine Minutes (The Nine Minutes Trilogy) (Volume 1)", "Walk Me Down", "Promises Hurt (The Promises Series) (Volume 1)", "Revive (Storm MC #3) (Volume 3)", "Oblivion", "Ignite: A Devil Chaser's Romance (Volume 3)", "Easy Virtue (Volume 1)", "Affliction: Knights Rebels MC (Volume 2)", "Alarm", "Indebted (A Kingpin Love Affair) (Volume 1)"]}
{"id": "f2db50da46391a09cd3f01a01a6a394a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 2.0, 3.0, 2.0, 4.0, 5.0, 3.0, 5.0, 3.0, 4.0], "U3": [3.0, 2.0, 4.0, 2.0, 3.0, 3.0, 2.0, 4.0, 5.0, 3.0], "U4": [2.0, 2.0, 3.0, 3.0, 3.0, 3.0, 3.0, 2.0, 3.0, 3.0], "I2": ["BOFFO!: How I Learned to Love the Blockbuster and Fear the Bomb", "The Girl Next Door", "An Incomplete and Inaccurate History of Sport: With random thoughts from childhood.  And with random thoughts from times other than childhood . . .", "Prisoner of Trebekistan: A Decade in Jeopardy!", "Audition: A Memoir", "Good-Bye, Mr. Chips", "The Making of a Musical: Fiddler on the Roof", "The Sound of Music: The Making of America's Favorite Movie", "Happier Days: Paramount Television's Classic Sitcoms 1974-1984", "Trading Places: The Best Move You'll Ever Make in Your Marriage"], "I3": ["Laughing with Lucy: My Life with America's Leading Lady of Comedy", "Laugh Again", "The Last Lecture", "A Long Way from Home (Random House Large Print)", "Random Acts of Badness: My Story", "Simon and Garfunkel: Old Friends : A Dual Biography", "Sitcoms: The 101 Greatest TV Comedies of All Time", "Cary Grant: A Celebration of Style", "Dr. Laura: The Unauthorized Biography", "The Real America: Messages from the Heart and Heartland"], "I4": ["Sit, Ubu, Sit: How I went from Brooklyn to Hollywood with the Same Woman, the Same Dog, and a Lot Less Hair", "My Second Chapter: The Matthew Ward Story", "Who the Hell's in It: Conversations with Hollywood's Legendary Actors", "The Importance of Being Barbra: The Brilliant, Tumultuous Career of Barbra Streisand", "Traffic: Why We Drive the Way We Do (and What It Says About Us)", "The Rush Limbaugh Story: Talent on Loan from God : An Unauthorized Biography", "I Thought We Were Making Movies, Not History (Wisconsin Film Studies)", "Archie & Edith, Mike & Gloria: The Tumultuous History of All in the Family", "Overrated/Underrated", "Life is Just What You Make It: My Story So Far"]}
{"id": "034f979adf20f90e8e94e4d7c24159d6", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 1.0, 3.0], "U3": [2.0, 2.0, 5.0, 5.0, 3.0, 4.0, 4.0, 5.0, 3.0, 4.0], "U4": [4.0, 5.0, 2.0, 4.0, 3.0, 5.0, 4.0, 5.0, 3.0, 2.0], "I2": ["Indiscreet", "The Runaway Duke (Warner Forever)", "Like No Other Lover (Pennyroyal Green Series)", "What I Did For a Duke: Pennyroyal Green Series", "The Wedding Journey (Signet Regency Romance)", "The Wicked One", "To Seduce a Sinner (The Legend of the Four Soldiers)", "To Taste Temptation (The Legend of the Four Soldiers)", "Silver Angel", "Potent Pleasures (Enchanged Pleasures)"], "I3": ["Never Love a Scoundrel (Secrets and Scandals) (Volume 5)", "Miss Chartley's Guided Tour", "Faith That Endures: A Story of Hope and Perseverance", "Weathered Too Young", "Enchanted Affair", "The Belligerent Miss Boynton", "The Sweetwater Trail", "The Double Cross (The Spanish Brand Series Book 1)", "The Endless Forest: A Novel (Wilderness)", "Safe Passage"], "I4": ["Loving Eliza", "I Married the Duke: The Prince Catchers", "A Dance in Moonlight (The Fitzhugh Trilogy)", "A Rogue in Texas (Rogues in Texas)", "Blackmoore (Proper Romances)", "The Bedeviled Heart: The Highland Heather and Hearts Scottish Romance Series", "The Wicked Deeds of Daniel Mackenzie (Mackenzies Series)", "Summer Is for Lovers (Second Sons)", "Christmas In Camelot", "The Shunning (The Heritage of Lancaster County #1)"]}
{"id": "a219f087d207e7636dd2cf9612f039a1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 3.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Weekends", "Hush", "The Home", "Deadly Secrets", "Family Pieces", "Skeleton Bayou", "Codename Aphrodite", "77 Days in September: A Novel of Survival, Dedication, and Love (The Kyle Tait Series) (Volume 1)", "Exponential Apocalypse", "Still Coming - Kindle edition"], "I3": ["Unpunished", "The Gathering Dead", "Twelve Months (Life's Journey)", "Forever Christmas (Heartsong Novella Collection)", "Finding Hannah", "She Belongs to Me", "Long Time Coming", "Talking to the Dead: A Novel", "The Rising Dead (Volume 1)", "The Christmas Sisters (The Christmas Sisters for All Seasons) (Volume 1)"], "I4": ["A Perfect Holiday Fling (Moments in Maplesville) (Volume 1)", "Saving Gracie", "Emilie's Christmas Love", "Stop the Wedding!", "No Commitments: A Novel", "The Twelve Days of Christmas", "Some Kind of Wonderful", "Miss Kane's Christmas: A Christmas Romantic Comedy", "Yours Truly", "Perfect"]}
{"id": "062c5b5f416f7fe48d2bb90808b3545b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0], "U3": [4.0, 3.0, 5.0, 2.0, 5.0, 3.0, 3.0, 3.0, 4.0, 2.0], "U4": [4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0, 4.0], "I2": ["The Dark Vineyard: A mystery of the French countryside", "Black Diamond", "The Resistance Man: A Mystery of the French Countryside", "The Children Return: A Bruno, Chief of Police novel (Bruno, Chief of Police Series)", "The Patriarch: A Bruno, Chief of Police novel", "The Reckoning: A John Madden Mystery", "A Treasury of Regrets", "Game of Patience (Aristide Ravel Mysteries)", "Palace of Justice: An Aristide Ravel Mystery (Aristide Ravel Mysteries)", "The Professor (McMurtrie and Drake Legal Thrillers)"], "I3": ["Nine Lives", "Murder on the Mind: A Jeff Resnick Mystery", "The Breaking Point: A Body Farm Novel", "Beneath the Dark Ice: A Novel", "The Origin of Dracula", "Mass Murder (Giorgio Salvatori mystery)", "Love Story, With Murders: A Novel", "Talking to the Dead: A Novel", "Dying Vengeance: A Detective Brian O'Reilly Thriller", "Crimson Shore (Agent Pendergast series)"], "I4": ["Locked On", "The Unquiet Dead: A Novel (Rachel Getty and Esa Khattak Novels)", "The Cavalier of the Apocalypse (Aristide Ravel Mysteries)", "Skeleton's Knee (Joe Gunther Mysteries)", "Command Authority (Jack Ryan)", "The Lady Who Cried Murder: A Mac Faraday Mystery", "It's Murder, My Son (A Mac Faraday Mystery)", "Old Loves Die Hard: A Mac Faraday Mystery", "The Murders at Astaire Castle: A Mac Faraday Mystery", "Fruits of the Poisonous Tree (Joe Gunther Mysteries)"]}
{"id": "ed335cc56c8be39d58d0f94e365835c4", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "I2": ["Vip", "Tainted Bodies: Part One of The Photographer Trilogy", "Revenge #4 (Volume 4)", "Dark Love: Book One", "An Acute Attraction", "Revenge #5 (Volume 5)", "Just Between Us", "The Suicide Princess", "Fragile Bonds", "STRIPPED"], "I3": ["Out of Reach", "The Wedding Contract (A Ferro Family Novel)", "Love In Rewind (Audio Fools) (Volume 1)", "Falling Stars (The B Side) (Volume 2)", "Falling for Shock (Falling for Heroes Book 1) (Volume 1)", "Deviant (Blood & Roses) (Volume 1)", "Sand & Clay: Her Stolen Rock Star", "Logan's Story: A Sand & Clay Prequel", "Secrets & Lies (The Ferro Family) (Volume 1)", "Consolation Prize"], "I4": ["Sweet Temptations: The Babysitter (Volume 1)", "Fearing Regret (Flawlessly Broken) (Volume 2)", "Under Contract (The GEG Series) (Volume 1)", "Stay", "Hold On (The Alexa Reed Series) (Volume 2)", "Hopeful", "Oceans Apart 1 (Volume 1)", "Grinding in Greenville (Boyfriend Book Stand) (Volume 1)", "Fat Girl", "New Leaves, No Strings (The Austin Series) (Volume 1)"]}
{"id": "4feadbef6664ff21b110b042c4e4545c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 3.0, 5.0, 4.0, 3.0, 4.0, 5.0, 4.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 5.0, 3.0, 4.0, 5.0, 3.0, 3.0], "U4": [5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Dolly And Zane Grey: Letters From A Marriage (Western Literature Series)", "Woman of the Frontier", "Rangers of the Lone Star", "Shower of Gold", "Cabin Gulch", "Last of the Duanes (Zane Grey Western)", "The Westerners", "Top Hand", "Tonto Basin (Leisure Historical Fiction)", "Open Range: A Western Story (Five Star First Edition Western Series)"], "I3": ["Desert Gold", "Many a River", "Other Men's Horses (Texas Rangers)", "The Adventurers", "Riders West Ds", "Zane Grey's King of the Royal Mounted gets his man: Based on the famous adventure strip (The Big little book)", "The Earthbreakers", "Zane Grey: His Life, His Adventures, His Women", "BUCK DUANE the rider of Distant Trails", "Lassiter"], "I4": ["An Annotated Zane Grey Checklist", "Spirit of the Border", "Betty Zane (Ohio River Trilogy)", "The Heritage of the Desert", "Blue Feather and Other Stories", "I Was That Masked Man", "Zane Grey (Twayne's United States Authors Series)", "Zane Grey: Romancing The West", "Maverick Heart: The Further Adventures Of Zane Grey", "Tex Thorne Comes Out of the West"]}
{"id": "6ecb4f615bae9b202c78297705f1b2ca", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Anthony Bourdain's "Les Halles" Cookbook", "Mastering the Art of French Cooking", "The New American Bible (With the Revised Book of Psalms and the Revised New Testament)", "Living the Wisdom of the Tao", "My Big Book of Catholic Bible Stories", "Revealing Us (The Inside Out Series)", "Being Me (The Inside Out Series)", "No In Between (The Inside Out Series)", "Sylvia Day Crossfire Series Four Book Collection", "If I Were You: Inside Out Trilogy (Volume 1)"], "I3": ["I Belong to You (The Inside Out Series)", "Infinite Possibilities: The Secret Life of Amy Bensen Book Two (Volume 2)", "Beautiful Secret (The Beautiful Series)", "Escaping Reality (The Secret Life of Amy Bensen) (Volume 1)", "Beautiful Stranger", "Beautiful Bastard", "Manwhore", "A Stone in the Sea (Bleeding Stars) (Volume 1)", "ONE NIGHT: UNVEILED (The One Night Trilogy)", "Hero"], "I4": ["Reasonable Doubt Full Series", "Lead: A Stage Dive Novel", "Play (A Stage Dive Novel)", "Tangled (The Tangled Series)", "Lick (A Stage Dive Novel)", "Tied (The Tangled Series)", "Deep (A Stage Dive Novel)", "Disney The Isle of the Lost: A Descendants Novel", "Searching for Beautiful", "Victorious (Quantum Series) (Volume 3)"]}
{"id": "44746fe223162573893728e09fc15206", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 3.0, 4.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 3.0, 5.0, 5.0, 3.0, 4.0, 4.0, 3.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 3.0], "I2": ["A Distant Mirror: the Calamitous 14th Century", "Measuring the World: A Novel", "The God Delusion", "The God Delusion", "The White Castle: A Novel", "The Middle East:  A Brief History of the Last 2,000 Years", "Kingdom Coming: The Rise of Christian Nationalism", "1776 : America and Britain at War", "Long Walk to Freedom: With Connections (HRW Library)", "A Devil's Chaplain : Selected Writings"], "I3": ["Imperium: A Novel of Ancient Rome", "The Naming of the Dead (Inspector Rebus, Book 16)", "The World Is Flat [Updated and Expanded]: A Brief History of the Twenty-first Century", "Blind Willow, Sleeping Woman: Twenty-four Stories", "The Wind-Up Bird Chronicle", "Joseph Banks: A Life", "The Autobiography of Charles Darwin: 1809-1882", "American Sphinx: The Character of Thomas Jefferson", "While Europe Slept: How Radical Islam is Destroying the West from Within", "Unweaving the Rainbow: Science, Delusion and the Appetite for Wonder"], "I4": ["Lisey's Story (Large Print Edition)", "Sweet Thursday (Classic, 20th-Century, Penguin)", "The Fifties", "A Streetcar Named Desire CD", "God Is Not Great: How Religion Poisons Everything", "terrO.R.", "On Chesil Beach", "Misquoting Jesus: The Story Behind Who Changed the Bible and Why", "Stalin's Ghost: An Arkady Renko Novel", "The Tin Roof Blowdown: A Dave Robicheaux Novel"]}
{"id": "14411d65e5ae502557a186597d9953cc", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 3.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 5.0], "I2": ["Compass", "31 Days of Spiritual Growth", "Fireflies in December", "Faith Set Free: Pray for Yourself with Reckless Abandon", "Beautiful in God's Eyes: The Treasures of the Proverbs 31 Woman (George, Elizabeth (Insp))", "Launch Out Into the Deep!", "The Double Dabble Surprise (The Cul-de-Sac Kids #1) (Book 1)", "The Big Picture Story Bible (Redesign)", "God's Generals: The Revivalists", "As America Has Done To Israel"], "I3": ["Grace Thus Far", "Dear God, It's Me and It's Urgent: Prayers for Every Season of a Woman's Life", "Making Eye Contact with God A Weekly Devotional for Women", "The Lion Vrie: The White Lion Chronciles, Book 2 (White Lion Chronicles)", "Cure for the Common Life: Living in Your Sweet Spot", "Hometown Favorite: A Novel", "Set Free", "Happily Ever After: A Real-Life Look at Your First Year of Marriage . . . and Beyond", "Heaven Without Her: A Desperate Daughter's Search for the Heart of Her Mother's Faith", "Letters to My Granddaughters"], "I4": ["Approval Addiction", "Miraculous Interventions in Life", "In Jars of Clay: Reflections on the Art of Pastoring", "One Touch from the Maker", "Take One (Above the Line Series #1)", "The Other Side of the Rainbow", "Mind Change: A Biblical Path to Overcoming Life's Challenges", "The Miraculous Life of Father Houle", "Life Savors for Women", "A Beggars Purse"]}
{"id": "1b7a37f80abc7721e8ea173e4734e34c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 3.0, 4.0, 4.0, 3.0, 4.0, 4.0, 5.0], "U3": [5.0, 5.0, 5.0, 3.0, 3.0, 4.0, 4.0, 4.0, 3.0, 5.0], "U4": [5.0, 3.0, 5.0, 5.0, 4.0, 5.0, 3.0, 5.0, 5.0, 4.0], "I2": ["Never See Them Again", "Gabriel's Redemption (Gabriel's Inferno)", "Drawn to you", "Priest: A Love Story", "Glazed Murder: A Donut Shop Mystery (Donut Shop Mysteries)", "Personality: Theory and Research", "Honor & Betray (Honor Series) (Volume 4)", "Honor and Obey: Honor Series (Volume 3)", "The Haunted", "The Broken"], "I3": ["In the Blood: A Novel", "My Soul Immortal (Fated Eternals) (Volume 1)", "Killing Sarai (In the Company of Killers)", "Daisy's Back in Town", "Daisy's Back In Town", "Captive in the Dark: The Dark Duet", "Temptation (Under Mr.Nolan's Bed) (Volume 1)", "Marked (House of Night, Book 1)", "Losing Control (Kerr Chronicles) (Volume 1)", "Dead And Gone: A Sookie Stackhouse Novel (Sookie Stackhouse/True Blood)"], "I4": ["Getting Dirty (Jailbait) (Volume 1)", "Our Little Secret: The True Story of a Teenage Killer and the Silence of a Small New England Town", "The Paper Swan", "Tyrant: King Part 2", "Perfect Betrayal", "Grey: Fifty Shades of Grey as Told by Christian (Fifty Shades of Grey Series)", "Tough Love", "Don't Breathe a Word: A Novel", "Under Mr. Nolan's Bed (Revised)", "Circus of the Damned (Anita Blake, Vampire Hunter)"]}
{"id": "0ab2dab7371fe8375c62dd8af83e3db4", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 4.0], "U3": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [3.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0], "I2": ["Chasing Francis: A Pilgrim’s Tale", "A Family's Journeys Through Prayer", "One Touch from the Maker", "Mere Churchianity: Finding Your Way Back to Jesus-Shaped Spirituality", "The Me Project: 21 Days to Living the Life You've Always Wanted", "The Job: Based on a True Story (I Mean, This Is Bound to Have Happened Somewhere)", "Darkness Follows", "No He Can't: How Barack Obama Is Dismantling Hope and Change", "False Witness", "The Treasure Principle, Revised and Updated: Unlocking the Secret of Joyful Giving"], "I3": ["Corinthia Falls", "You Are Greater Than You Know", "Deliverance from Satanic Bondages", "Sifted: God's Scandalous Response to Satan's Outrageous Demand", "The Rise and Fall of the Antichrist: Islam, Allah, and the Antichrist in Prophecy", "Gotchyaa", "Beautifully Gifted", "Simple Discipleship", "Cherished", "I Used to Be So Organized: Help for Reclaiming Order and Peace"], "I4": ["The Spirit Who Speaks: God's Supernatural Intervention in Your Life", "The Tehran Initiative", "Book of Dreams: A Novel", "Where Has Oprah Taken Us? The Religious Influence of the World's Most Famous Woman", "Random Souls", "Truth and Dare: One Year of Dynamic Devotions for Girls", "So You Want to Be a Work-at-Home Mom: A Christian's Guide to Starting a Home-Based Business", "The Girlfriends Guidebook: Navigating Female Friendships", "Living Close to God (When You're Not Good at It): A Spiritual Life That Takes You Deeper Than Daily Devotions", "The Accidental Bride (A Big Sky Romance)"]}
{"id": "8a70c43ed8eec1024dbf845a0f19624d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 3.0, 4.0, 5.0], "U3": [4.0, 2.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0], "I2": [" Unintended Consequences - A Wartime Murder Mystery eBook", "The Night Ranger (A John Wells Novel)", "Well Bred Connections", "Shanghai Gold", "Blue Steele - Bounty Hunter - Kindle edition", "Losing It All", "Blue Steele - Vengeance - Kindle edition", "Brutal Revenge", "Solo", "A Deadly Distance (Jack Noble #2)"], "I3": ["The Last Call: A Bill Travis Mystery", " Perfect Crime eBook", "The Hurting Game: (A Frank Boff Mystery)", "Broken Allegiance (A Tom Kagan Novel)", "Undermountain: The Undermountain Saga", "TAKEN! Box Set - Books 1-6", "Affliction Z: Patient Zero", "Lahn's Edge", "As the Crow Flies (DI Nick Dixon Crime)", "The Oath (Tom McGuire Mystery)"], "I4": ["The Perfect Assassin", " The Assassination (The Michael Gallagher Mystery Series Book 5) eBook", "Twisted Wolf", "Heartshot", " Island Ghosts", "The Son of Man", "Wanted: A Leopold Blake Thriller (Leopold Blake Series)", "Frozen Past", "A Reason to Live: Marty Singer Mystery #1", "A View to Die For (Books To Die For) (Volume 1)"]}
{"id": "768230f7e605d49630cb8f0d7a1318ee", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0], "U4": [5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "I2": ["Damsels in Distress (Urban Books)", "Steppin' Out on Sin (Urban Renaissance)", "Friends With Partial Benefits (Friends With... Benefits Series (Book 1))", "Maintenance Man Collector's Edition: It's midnight, do you know where your woman is?", "Open Door Marriage", "Lucy Come Home (Yada Yada House of Hope Series)", "The Book Store Rule (Urban Books)", "Every Women Needs a Wife", "Private Sins (Three Rivers)", "The Eleventh Commandment (Hallelujah Love)"], "I3": ["Pastor Needs a Boo (Pastor's Aid Club)", "Full Circle", "A Younger Man (The Bancrofts)", "Unholy Matrimony (Three Rivers)", "In the Midst of It All", "A Shoulda Woulda Christmas", "Natural Beauty", "Unexpected Treasure - The Lost Andersons - Billionaire Bachelors Continued (Volume 10)", "I Met Him in the Ladies' Room", "In Search of a Love Story"], "I4": ["Falling Into Grace", "The Keepsake (Love at The Crossroads) (Volume 3)", "The One", "Talk to Me (Urban Christian)", "Not My Will (Delphine Publications Presents)", "Party Girl: A Novel", "In Times of Trouble: A Novel", "She That Findeth: A Novel", "In Love with a Younger Man", "Liberation"]}
{"id": "90853cf4377f3d09323364634bf0b933", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0], "U3": [5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0], "U4": [4.0, 4.0, 3.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0], "I2": ["Yankee in Atlanta (Heroines Behind the Lines)", "Somebody Like You: A Novel", "Chateau of Secrets: A Novel", "Dancing with Fireflies (A Chapel Springs Romance)", "When I Fall in Love (Christiansen Family)", "Firewall (FBI: Houston)", "Abandoned Memories (Escape to Paradise)", "Samantha Sanderson On the Scene (FaithGirlz / Samantha Sanderson)", "Threads of Joy (Tennessee Dreams)", "A Place in His Heart: A Novel (The Southold Chronicles) (Volume 1)"], "I3": ["The Butterfly and the Violin (A Hidden Masterpiece Novel)", "The Hesitant Heiress (The Everstone Chronicles)", "With Every Breath", "Secrets of Sloane House (The Chicago Worlds Fair Mystery Series)", "Dear Mr. Knightley: A Novel", "The Story Keeper (A Carolina Heirlooms Novel)", "No One to Trust: A Novel (Hidden Identity) (Volume 1)", "Under A Turquoise Sky", "Nowhere to Turn (Hidden Identity)", "The Courier of Caswell Hall (American Tapestries series) (American Tapestry)"], "I4": ["All’s Fair in Love and Cupcakes", "Through the Deep Waters: A Novel", "Christmas Comes to Little Hickman Creek", "Words of Conviction", "Treasury of Bible Stories: Rhythmical Rhymes of Biblical Times (Magnificent Tales Series)", "Surprised by Love: A Novel (The Heart of San Francisco) (Volume 3)", "The Daughter of Highland Hall: A Novel (Edwardian Brides)", "A Lady at Willowgrove Hall (Whispers On The Moors)", "Where Treetops Glisten: Three Stories of Heartwarming Courage and Christmas Romance During World War II", "Miracle in a Dry Season"]}
{"id": "dfeda7acf307e869d9719af3961b9b3d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 4.0, 3.0, 4.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 3.0, 4.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Honey, Let's Get a Boat... A Cruising Adventure of America's Great Loop", "The unbelievable truth", "Yoga: Anytime, Anywhere", "The Teachings of Abraham Well-Being Cards", "Flying for Peanuts: The ABCs of Flying Southwest Airlines", "Cancn, Cozumel & The Riviera Maya Alive!", "The Gospel of Thomas: Wisdom of the Twin", "Elegant small hotels: A connoisseur's guide (A Lanier guide)", "Adventure Guide Paris & lle-de-France (Adventure Guides Series)", "Time for a Better Marriage"], "I3": ["The Psychology of Achievement", "Spencer's Adventures - Don't Bake That Snake", "Stop Parenting, Start Coaching: how to motivate, inspire, and connect with your teenager", "Luck Is No Accident: Making the Most of Happenstance in Your Life and Career", "The Jeff Corwin Experience - Into Wild Louisiana", "Dateable: Are You? Are They?", "Waiting for White Horses", "I'd Rather Do Chemo Than Clean Out the Garage: Choosing Laughter Over Tears", "Love, Jean: Inspiration for Families Living with Dysfunction of Sensory Integration", "Lead the Field"], "I4": ["Jude's Herbal Home Remedies: Natural Health, Beauty & Home-Care Secrets (Living With Nature Series)", "Life is Hard, Food Is Easy: The 5-Step Plan to Overcome Emotional Eating and Lose Weight on Any Diet", "The Travelers Gift: Seven Decisions That Determine Personal Success", "Threads of Passion", "Nobody's Baby Now: Reinventing Your Adult Relationship with Your Mother and Father", "Personal Notes: How to Write from the Heart for Any Occasion", "Do You Have a Secret?: How to Get Help for Scary Secrets", "The ASJA Guide to Freelance Writing: A Professional Guide to the Business, for Nonfiction Writers of All Experience Levels", "Being A Dad: The Stuff No One Told Me", "Women for Hire's Get-Ahead Guide to Career Success"]}
{"id": "4d61d6f582af101ad90cac43430c5352", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Helen the Transartist", "Colorado Hope (The Front Range Series) (Volume 2)", "The Vampire's Housekeeper Chronicles: Volume One", "Seventh Mark - Part 1 (The Hidden Secrets Saga) (Volume 1)", "The Huntress", "Annie (The Brides of San Francisco) (Volume 2)", "Love Least Expected", "Red Night (Timewalker Chronicles) (Volume 1)", "Interference", "Defensive Magic (Lost Library) (Volume 3)"], "I3": ["The Road to You", "When You Make It Home", "Afterburn & Aftershock", "Emerald Silk (Coin Forest)", "Rae of Hope", "Dark Nebula (The Chronicles of Kerrigan)", "Finding Fisher", "Only Desire", "Keep Dancing (The Jack and Julia Series) (Volume 2)", "Follow Your Heart (Wars of the Roses Brides) (Volume 2)"], "I4": ["Witch Sense: Part One (Volume 1)", "Horndog", "Words That Bind", "Badass: A Stepbrother SEAL Romance", "Wildfire Creek (Redemption Mountain) (Volume 2)", "Captain's Orders (Volume 1)", "The Nines (Volume 1)", "Bloodgifted: Book 1 of the Dantonville Legacy", "Ashes of Life", "Lip Service"]}
{"id": "66f2307a36ced8c5a5058933b6e22121", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 5.0, 5.0, 3.0, 4.0, 4.0, 4.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U4": [5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0], "I2": ["Blood Bound (Mercy Thompson, Book 2)", "The Book of Lost Things", "Kissing Sin", "Blood Enemy: Underworld Book 2 (Underworld (Pocket Star Books)) (Bk. 2)", "The Becoming (The Anna Strong Chronicles, Book 1)", "Lost: A Novel", "Full Moon Rising", "Bloodsucking Fiends", "Moon Called", "Evolution (Underworld, Book 3)"], "I3": ["Dead to the World (Southern Vampire Mysteries, Book 4)", "Underworld: Book 1 (Underworld (Pocket Star Books)) (Bk. 1)", "Dancing With the Devil (Nikki & Michael)", "Hearts in Darkness (Nikki & Michael)", "Kiss the Night Goodbye (Nikki & Michael)", "Chasing the Shadows (Nikki & Michael)", "Touch the Dark (Cassandra Palmer)", "You Suck: A Love Story (Bloodsucking Fiends)", "Tempting Evil (Riley Jenson)", "The Scent of Shadows (Sign of the Zodiac, Book 1)"], "I4": ["For a Few Demons More (The Hollows, Book 5)", "Night Rising (Vampire Babylon, Book 1)", "Dangerous Games (Riley Jenson Guardian)", "DEFINITELY DEAD", "Claimed by Shadow (Cassandra Palmer)", "The Taste of Night (Sign of the Zodiac, Book 2)", "All Together Dead (Sookie Stackhouse/True Blood)", "Shadows in the Darkness (Changeling)", "Shadows in the Starlight (Changeling)", "No Humans Involved"]}
{"id": "3fa6881f3471b5b07f8075dd8765dcd5", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 3.0, 5.0, 3.0, 3.0, 3.0, 4.0, 2.0, 3.0], "U3": [4.0, 4.0, 4.0, 2.0, 5.0, 4.0, 3.0, 4.0, 5.0, 2.0], "U4": [5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 3.0, 4.0, 3.0, 5.0], "I2": ["Rube Waddell: The Zany, Brilliant Life of a Strikeout Artist", "The Mortal Nuts", "Hearts in Atlantis", "The Killer Angels: A Novel of the Civil War", "Pagan Babies", "Pagan Babies", "A Beautiful Mind: A Biography of John Forbes Nash, Jr., Winner of the Nobel Prize in Economics, 1994", "Absent Friends", "Four to Score (Stephanie Plum, No. 4) (Stephanie Plum Novels)", "The Empty Chair (Lincoln Rhyme Novels)"], "I3": ["Saint Mudd: A Novel of Gangsters and Saints", "Peace Like a River", "Horse Heaven", "The Wheat Field", "Confederates in the Attic", "The Fallen Man", "Mrs. Million", "Rookery Blues", "Slaves in the Family", "Inner Passages (Michael Tanner Mystery)"], "I4": ["Friday Night Lights: A Town, a Team, and a Dream", "Mystic River", "Comrades: 'Brothers, Fathers, Sons, Pals'", "Things In Ditches", "The Lone Ranger and Tonto Fistfight in Heaven", "The Cape Ann (Contemporary American Fiction)", "Fire Lover", "The Wailing Wind", "Charles Dickens: A Life", "The Things They Carried (Contemporary American Fiction)"]}
{"id": "94718b6227656f34034de7a908620c2b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 4.0, 3.0, 1.0, 1.0, 5.0, 4.0, 1.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 2.0], "U4": [5.0, 1.0, 1.0, 4.0, 5.0, 5.0, 5.0, 2.0, 5.0, 5.0], "I2": ["Beggars Ride (Beggars Trilogy, Book 3)", "Cross Stitch", "Drums of Autumn", "Drums of Autumn", "Holly (Deveraux, Jude)", "Wild Orchids", "The Princess (Montgomery, Book 15)", "Flowers from the Storm", "Holly", "Cross Stitch"], "I3": ["Gone with the Wind", "Gone With the Wind, The Margaret Mitchell Anniversary Edition", "The Thorn Birds", "Bellwether", "Impossible Things: A Novel", "Lincoln's Dreams", "The Awakening", "The Duchess", "Silver Metal Lover", "Somewhere In Time"], "I4": ["Mountain Laurel", "Temptress", "Forever... : A Novel of Good and Evil, Love and Hope (Forever Trilogy)", "The Raider", "The Heiress", "Eternity", "Temptation", "A Walk Out of the World", "Island of the Blue Dolphins (Puffin Books)", "The Handmaid's Tale (Contemporary Classics)"]}
{"id": "a76e6aad964c31deaa3d56b5b61af601", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0], "I2": ["Nobody's Lost (Rescue Me Saga) (Volume 5)", "Life of a Fool (London Brothers) (Volume 2)", "Abe: Four in Hand (Ties of Steel) (Volume 1)", "A Condo With Two Views: The Domination of Chloe", "Promise to Marry (Promises) (Volume 1)", "Ours to Love (A Wicked Lovers Novel)", "Corps Security: The Series", "Dare to Touch (Dare to Love) (Volume 3)", "Bedding The Wrong Brother (Bedding The Bachelors)", "Bedding The Bad Boy (Bedding the Bachelors) (Volume 2)"], "I3": ["Fatal Scandal (The Fatal Series)", "Dominic: Ties of Steel (Volume 1)", "Reagan's Redemption: Book Eight In The Bodyguards Of L.A. County Series", "A Million Tiny Pieces", " Bedding The Billionaire (Bedding the Bachelors, Book 3) eBook", "Beautifully Insightful", " Bedding The Best Friend (Bedding the Bachelors, Book 4) eBook", "The Bold and the Dominant (Doms of Her Life) (Volume 3)", "You Only Love Twice (Masters and Mercenaries) (Volume 8)", "Unexpected Fate (Hope Town)"], "I4": ["Catching Lucy (The Lucy & Harris Novella Series Book 1) (Volume 1)", "Forbidden Nights (Joy Delivered Duet)", "Seaside Secrets (Love in Bloom: Seaside Summers) (Volume 23)", "Promise to Keep (Promises Book 2) (Volume 2)", "Dreaming of Love (The Bradens at Trusty, Book 5) (Love in Bloom: The Bradens)", "Shopping for a Billionaire's Fiancée (The Shopping Series)", "Lie Next To Me (A Millionaire's Love) (Volume 1)", "When I Lie With You (A Millionaire's Love, #2) (Volume 2)", "And I Love Her (A Green Mountain Romance)", "Easy Love (The Boudreaux Series) (Volume 1)"]}
{"id": "b8a525e394153cb53e196a0dbcf35cac", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 5.0, 3.0, 5.0, 3.0, 5.0, 4.0, 5.0, 4.0], "U3": [5.0, 5.0, 4.0, 4.0, 3.0, 4.0, 3.0, 5.0, 4.0, 2.0], "U4": [1.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 3.0], "I2": ["Altered", "Same Time Next Year (short story) - Kindle edition", "Devoured: A Novel", "Bared to You / Reflected in You / Entwined with You", "Her Forbidden Hero", "His at Night (The London Trilogy)", "Play With Me (With Me In Seattle)", "Trish, Just Trish (This Can't be Happening Series)", "Crash", "Dirty Red (Love Me with Lies) (Volume 2)"], "I3": ["The Rocker Who Holds Me (Volume 1)", "Double Time (Sinners on Tour)", "The Summer I Turned Pretty", "The Marriage Mistake (Marriage to a Billionaire)", "Twilight: Director's Notebook: The Story of How We Made the Movie Based on the Novel by Stephenie Meyer", "Surrender Your Love", "Beyond Shame: Beyond, Book One", "Death and the Girl Next Door (Darklight)", "Honor and Obey: Honor Series (Volume 3)", "Blindfolded Innocence (Hqn)"], "I4": ["Lady Amelia's Mess and a Half (Beau Monde)", "Prince of Wolves (Grey Wolves)", "Once Tempted: A Silver Creek Novel", "Naked", "Wide Awake", "Gone Girl", "Walking Disaster", "Try Me, Tempt Me, Take Me: One Night with Sole Regret Anthology (Volume 1)", "Release Me (The Stark Series #1)", "Love's Redemption"]}
{"id": "ed0124b2033da8c53c2f318d0c3f07d3", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 3.0, 3.0, 4.0, 3.0, 4.0, 5.0, 4.0, 4.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 3.0, 4.0], "I2": ["1066 and All That", "Beowulf: A New Verse Translation", "The book of snobs. By: W. M. Thackeray: The Book of Snobs is a collection of satirical works by William Makepeace Thackeray", "Ella Minnow Pea: A Novel in Letters", "Insect Dreams: The Half Life of Gregor Samsa", "Ulysses", "Fight Club", "Cities of Salt", "Memory of Fire, Vol. 1: Genesis", "Independent People"], "I3": ["Conversation in the Cathedral (English and Spanish Edition)", "A Dance to the Music of Time: Second Movement", "Hardboiled Wonderland and the End of the World", "The Troublesome Offspring of Cardinal Guzman", "Fado Alexandrino (Antunes, Antonio Lobo)", "The Recognitions (Penguin Classics)", "A Wild Sheep Chase: A Novel", "The War of Don Emmanuel's Nether Parts", "Three Farmers on Their Way to a Dance", "Senor Vivo and the Coca Lord"], "I4": ["The Amazing Adventures of Kavalier & Clay", "The Noodle Maker: A Novel", "Three Wogs: A Novel", "The Remains of the Day", "Leap Year", "The Trench", "Slow Learner: Early Stories", "The Crying of Lot 49 (Perennial Fiction Library)", "V.", "The Bizarro Starter Kit  (Orange)"]}
{"id": "31c46dcdccc529bc9712a0b25b25768c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 2.0, 3.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0], "I2": ["Russian Peasant Design Motifs for Needleworkers and Craftsmen (Dover Pictorial Archive Series)", "Hardanger Embroidery (Dover Needlework Series)", "Pulled Work on Canvas and Linen", "Danish Cross-Stitch Zodiac Samplers (Dover Needlework)", "RSN ESG: Silk Shading: Essential Stitch Guides (Royal School of Needlework Essential Stitch Guides)", "101 Folk Designs for Counted Cross-Stitch and Other Needlecrafts (Dover Needlework Series)", "Gold and Silver Embroidery", "Goldwork", "Metallic Thread Embroidery: A Practical Guide to Stitching Creatively with Metallic Threads", "Goldwork Embroidery: Designs and Projects (Milner Craft Series)"], "I3": ["A-Z of Goldwork and Silk Embroidery", "Goldwork: Techniques, Projects and Pure Inspiration", "English Embroidery From the Metropolitan Museum of Art, 1580-1700: 'Twixt Art and Nature", "Stitch Sampler: The Ultimate Visual Dictionary to Over 200 Classic Stitches", "The New Dictionary of Counted-Thread Embroidery Stitches", "Chinese rugs designed for needlepoint", "The Open Canvas", "In the Neatest Manner: The Making of the Virginia Sampler Tradition", "The needlework of Mary, Queen of Scots", "Needleweaving and Embroidery: Embellished Treasures (Milner Craft Series)"], "I4": ["Blackwork Made Easy: Techniques, Patterns & Samplers", "The New Anchor Book of Hardanger Embroidery Stitches", "The Embroidery Stitch Bible", "Advice is-- for listening to, not necessarily taking!! : surface stitchery, counted thread finishing, and much, much more! : details that make a difference", "Girlhood Embroidery: American Samplers & Pictorial Needlework, 1650-1850 (Two Volumes)", "A Schoolgirl's Work: Samplers from the Spencer Museum of Art", "Samplers of the Pennsylvania Germans (Publications of the Pennsylvania German Society)", "Sampleri Cymreig/Welsh Samplers (Cyfres Cip Ar Gymru / Wonder Wales)", "Samplers: How to Compare & Value", "Needlework Patterns from the Metropolitan Museum of Art"]}
{"id": "52ee2e02f6ede1e475dee00a2918d05d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 3.0, 4.0, 5.0, 5.0, 3.0, 5.0, 4.0], "U3": [4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0], "U4": [4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 3.0, 4.0], "I2": ["Divine Freaks", "Bear Snores On", "Silly Sally (Big Book)", "Chester's Back!", "Princess Baby", "Skeleton Meets the Mummy", "Spooky Hour", "Bug and Bear: A Story of True Friendship", "The Capture (Guardians of Ga'hoole, Book 1)", "Lin Yi's Lantern"], "I3": ["In the Small, Small Pond (Caldecott Honor Book)", "texting tyler", "If You're A Monster And You Know It", "Bunny's Lessons", "Even Monsters Need Haircuts", "Hooray for Fish!", "Pillage", "Split! Splat!", "How Do Dinosaurs Get Well Soon?", "Little Quack's ABC's"], "I4": ["Princess Pigtoria And The Pea", "I, Coriander", "Buster Goes to Cowboy Camp: A Picture Book", "Silly Doggy!", "The Gingerbread Cowboy", "He Came with the Couch", "Juniper Berry", "Bear About Town (A Barefoot Board Book)", "Acorns Everywhere!", "I'm the Biggest Thing in the Ocean"]}
{"id": "2f5ec287b8b1f8621be462e863101ad5", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 2.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U3": [4.0, 4.0, 5.0, 4.0, 2.0, 3.0, 3.0, 4.0, 5.0, 3.0], "U4": [5.0, 2.0, 3.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0], "I2": ["Bad Wolf (Shifters Unbound)", "Caribou's Gift (Kodiak Point)", "Hot for the Holidays", "Midnight Sins (The Callahans)", "Edge of Darkness", "Magic Shifts (Kate Daniels)", "Clean Sweep (The Innkeeper Chronicles)", "Wicked Ride", "Picker's Pocket Guide - Toys: How to Pick Antiques Like a Pro (Picker's Pocket Guides)", "Wolf's Capture (Kodiak Point) (Volume 4)"], "I3": ["Olga", "Tempted by Midnight: A Midnight Breed Novella (1001 Dark Nights)", "Dark Ghost ('Dark' Carpathian)", "Wicked Lies: A Men of Summer Novel", "Loving Lies", "Landfall", "Cat Lady", "Numbers (New Species)", "The Anxiety Survival Guide for Teens: CBT Skills to Overcome Fear, Worry, and Panic (The Instant Help Solutions Series)", "Love in the Antropocene"], "I4": ["The Drafter (The Peri Reed Chronicles)", "US (a.)", "Underdays (Ernest Sandeen Prize in Poetry)", "Dark Prince: Author's Cut Special Edition", "The Weapon of Prayer: Maximize Your Greatest Strategy Against the Enemy", "Dark Desire: A Carpathian Novel (Dark Series)", "Took: A Ghost Story", "Even Vampires Get the Blues: A Deadly Angels Book", "The Scargill Cove Case Files: An Arcane Society Story (A Penguin Special from Jove) (An Arcane Society Novel) - Kindle edition", "Midnight Crystal (Book Three of the Dreamlight Trilogy)"]}
{"id": "d09bd57ce919b261a1fa7fcd1929192a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Is There Life After Housework?", "Mrs Beeton's Book of Household Management (Oxford World's Classics)", "Flintknapping: Making and Understanding Stone Tools", "The Frantic Woman's Guide to Feeding Family and Friends: Shopping Lists, Recipes, and Tips for Every Dinner of the Year", "The Compact Tractor Bible (Country Workshop)", "Ultimate Horse Barns", "Home Networking For Dummies", "Room by Room Designsource", "150 Best Apartment Ideas", "Architecture and Design Library: French Country"], "I3": ["Restoring Order: Organizing Strategies to Reclaim Your Life", "Talking Dirty With The Queen Of Clean", "Restoring Order to Your Home", "Window Treatments Idea Book: Design Ideas * Fabric & Color * Embellishing Ready (Taunton Home Idea Books)", "A Queen for All Seasons: A Year of Tips, Tricks, and Picks for a Cleaner House and a More Organized Life!", "Find More Time: How to Get Things Done at Home, Organize Your Life, and Feel Great About It", "500 Cottages", "Haven: Cozy Hideaways and Dream Retreats", "Germaine Greer : The Beautiful Boy", "Miriam Haskell Jewelry (Schiffer Book for Collectors)"], "I4": ["Organizing Idea Book (Taunton Home Idea Books)", "Kenny Salwey's Tales of a River Rat: Adventures Along The Wild Mississippi", "Simplify Your Life: Get Organized and Stay That Way", "Brini Maxwell's Guide to Gracious Living: Tips, Tricks, Recipes & Ideas to Make Your Life Bloom", "Houseworks: Cut the Clutter, Speed Your Cleaning and Calm the Chaos", "The Rustic Cabin: Design & Architecture", "Wedding Vows and Traditions (1000 Hints, Tips and Ideas)", "The Craftsman's Handbook: 'Il Libro dell' Arte'", "The Art of Natural Building: Design, Construction, Resources", "Pipe and Excavation Contracting"]}
{"id": "0ac47bc85a07bc37fcf80558a51ca68b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 1.0, 5.0, 1.0, 4.0, 4.0, 2.0, 4.0, 5.0], "U3": [4.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 3.0, 3.0, 3.0], "U4": [4.0, 5.0, 3.0, 3.0, 5.0, 1.0, 5.0, 4.0, 5.0, 4.0], "I2": ["The Clash of Civilizations and the Remaking of World Order", "The Third Life of Grange Copeland", "Spectra of Atoms and Molecules (Topics in Physical Chemistry)", "Organic Synthesis", "Talking About a Revolution: Interviews with Michael Albert, Noam Chomsky, Barbara Ehrenreich, bell hooks, Peter Kwong, Winona LaDuke, Manning Marable, Urvashi Vaid, and Howard Zinn", "Organic Chemistry of Enzyme-Catalyzed Reactions, Revised Edition", "The Demon-Haunted World: Science as a Candle in the Dark", "Dispatches from the Ebony Tower", "Enter The Zone: A Dietary Road map", "The Omega Rx Zone: The Miracle of the New High-Dose Fish Oil"], "I3": ["An Unquiet Mind", "Up from Jericho Tel", "The Bipolar Disorder Survival Guide: What You and Your Family Need to Know", "The True Believer: Thoughts on the Nature of Mass Movements (Perennial Classics)", "Diary of a Manhattan Call Girl: A Nancy Chan Novel (Nancy Chan Novels)", "River Town: Two Years On The Yangtze", "Memoirs of a Geisha Uk", "Summer Sisters", "Go Tell It on the Mountain (Penguin Modern Classics)", "Solo Jazz Piano: The Linear Approach"], "I4": ["The Tyranny of History: The Roots of China's Crisis (Penguin History)", "The Fatal Conceit: The Errors of Socialism (The Collected Works of F. A. Hayek)", "The Road to Serfdom: Fiftieth Anniversary Edition", "My Life", "Bombay Time: A Novel", "Vagabond Zoo: Memoirs of a Maasai Woman", "Living with Our Genes: The Groundbreaking Book About the Science of Personality, Behavior, and Genetic Destiny", "The Chinese in America: A Narrative History", "The Elusive Quest for Growth : Economists' Adventures and Misadventures in the Tropics", "Adam's Curse: A Future without Men"]}
{"id": "8bc96bef6deb31dd0ee43d1f3534952c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Hot in Here", "If You Know Her (Ash Trilogy, Book 3)", "White Star (Epic of Palins, Book 2)", "The Mage (The Sons of Destiny, Book 8)", "Burning Wild (A Leopard Novel)", "Ravenous: The Dark Forgotten", "The Secret Wedding", "Hard and Fast", "Daring Time", "Hot Mail"], "I3": ["Crouching Vampire, Hidden Fang: A Dark Ones Novel", "Nauti Intentions (Nauti Boys, Book 4)", "Eternal Moon (The Moon Series, Book 8)", "The Family Jewels", "What Happens In Vegas...After Dark: An Anthology", "Eve of Destruction", "With a Twist (Wild Hart)", "Tribute", "Tails of Love", "Terms of Attraction (Alpha Squad)"], "I4": ["Kiss & Hell (The Hell Series)", "Kissing Midnight (Fitz Clare Chronicles)", "Beloved Vampire (A Vampire Queen Novel)", "Belong To The Night", "Lying Eyes (Siren Publishing)", "Winning Virgin Promises [Winning Virgin 4] (Siren Menage Amour 67)", "A Matter Among Cowboys [A Matter Among Men, a Matter Among Four] (Siren Menage Amour)", "Winning Virgin Blood [Winning Virgin 1]", "Butterfly Tattoo", "Drink of Me"]}
{"id": "978a2dbf3aec9534f34fd7bdb9c804a2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U3": [4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Dream Daddy: a Daddy's Best Friend Romance", "Dragon's Desire (The Dragon Realm) (Volume 3)", "The Dragon's Touch (The Dragon Realm)", "Chosen by the Dragon (The Dragon Realm)", "SEAL Defender (Brothers In Arms) (Volume 1)", "Dirty Wicked Lust: A Stepbrother Romance", "Sights on the SEAL", "Adored by the Mountain Wolf (Mountain Wolf Protectors Book 2)", "Fearless For Love (Lovelly Series) (Volume 3)", "Critical Instinct"], "I3": ["Earth - Last Sanctuary (Universe in Flames) (Volume 1)", "Mated to the Dragon (Fated Dragons Book 1)", "Siren's Call (The Siren Series) (Volume 1)", "Daddy Ever After", "Caught in the Glow (The Glower Chronicles) (Volume 1)", "Saved by the Woodsman", "The Billionaire's Secret Love (Scandals of the Bad Boy Billionaires) (Volume 2)", "The Play (Brit Boys Sports Romance) (Volume 1)", "Seduced by the Sea Lord (Lords of Atlantis) (Volume 1)", "Heart Racer: A Billionaire Love Story"], "I4": ["SOLD: Auctioned to the Billionaire (Steele Series) (Volume 1)", "The Vampire's Desire (Fatal Allure)", "The Terms: Part One (The Terms Duet) (Volume 1)", "Rocking Fate (Hells Fire MC) (Volume 1)", "Heavy Turbulence", "The Vampire's Nanny", "Bearly Breathing (Emerald City Shifters) (Volume 1)", "Wild and Wishful, Dark and Dreaming: The Worlds of Alethea Kontis", "Single Mom Wanted For Fake Marriage: A Billionaire Romance", "A Dragon's Heart: (Dragons of Paragon - Book 1)"]}
{"id": "44162199c0d5d4ff8f0a5c5f12b2f012", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 3.0, 4.0, 3.0, 4.0], "U3": [5.0, 5.0, 5.0, 4.0, 4.0, 3.0, 4.0, 3.0, 3.0, 3.0], "U4": [4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 2.0, 5.0, 5.0, 4.0], "I2": ["The Arrangement Vol. 7: The Ferro Family (Volume 7)", "The Arrangement 2", "The Arrangement 3 (Volume 3)", "The Arrangement 4 (Volume 4)", "The Arrangement Vol. 8: The Ferro Family (Volume 8)", "Knit Your Socks on Straight: A New and Inventive Technique with Just Two Needles", "The Wild Ones (A Wild Ones Novel)", "On Dublin Street (On Dublin Street Series)", "Shades of Shame (Semper Fi) (Volume 2)", "Love Unscripted"], "I3": ["Bared to You", "The Coincidence of Callie & Kayden", "Bared to You / Reflected in You / Entwined with You", "Naked: The Blackstone Affair, Book 1", "Taking Shots: The Assassins Series", "The Day My Mom Came to Kindergarten", "The Arrangement 9: The Ferro Family (Volume 9)", "Willow Finds a Way", "Coco: My Delicious Life: A Branches Book (Lotus Lane #2)", "Peek-a-Boo Monsters (Charles Reasoner Peek-a-Boo Books)"], "I4": ["All In: The Blackstone Affair, Book 2", "Taking Chances", "Trying to Score: The Assassins Series", "Forgotten Sins (Sin Brothers)", "The Alphabet Parade (Learning Parade)", "Eyes Wide Open: The Blackstone Affair, Book 3", "Mine To Take (Mine - Romantic Suspense) (Volume 1)", "Bared to You / Reflected in You / Entwined with You", "Him", "Thoughtless"]}
{"id": "833dc1067c9d11126cd71fbafd6800b3", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 3.0], "U4": [3.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 1.0, 5.0, 5.0], "I2": ["Lies My Teacher Told Me : Everything Your American History Textbook Got Wrong", "Lies Across America: What Our Historic Sites Get Wrong", "Gone for Soldiers: A Novel of the Mexican War", "The Science of Star Wars: An Astrophysicist's Independent Examination of Space Travel, Aliens, Planets, and Robots as Portrayed in the Star Wars Films and Books", "Unleashing the Ideavirus", "Mythology: The DC Comics Art of Alex Ross", "Alexander Hamilton", "First Man: The Life of Neil A. Armstrong", "The Kite Runner", "The Kite Runner (Chinese Edition)"], "I3": ["Sleeper (Puller Monk Novels)", "Robert Ludlum's The Moscow Vector: A Covert-One Novel", "Hawke: A Novel", "John Adams", "Club Dumas, Spanish Edition", "El Club Dumas (Punto de Lectura) (Spanish Edition)", "The Six Wives of Henry VIII", "The Dumas Club", "Zorro: Una Novela (Spanish Edition)", "Pirate (Alexander Hawke, Book 3)"], "I4": ["My Year of Meats", "The Three Musketeers (Penguin Classics Deluxe Edition)", "Outwitting History", "1776 : America and Britain at War", "His Excellency: George Washington (Random House Large Print)", "My House Is Killing Me!: The Home Guide for Families with Allergies and Asthma", "The Lost", "OUT STEALING HORSES", "Fodor's Walt Disney World with Kids 2009: with Universal Orlando and SeaWorld (Travel Guide)", "River of Doubt"]}
{"id": "c45a3a56babdeeb89541f5084404e851", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U3": [4.0, 4.0, 4.0, 5.0, 5.0, 3.0, 4.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0], "I2": ["A Cutthroat Business (Savannah Martin Mysteries) (Volume 1)", "How I Came to Sparkle Again: A Novel", "You're Busting My Nuptials", "Contract Pending (Savannah Martin Mysteries) (Volume 3)", "Karma's A Bitch (A Pet Psychic Mystery)", "LADY LUCK RUNS OUT (A Pet Psychic Mystery No. 2) (Volume 2)", "Secret Santa: A Bluegrass Series Novella", "Trouble in Mudbug", "Roselynde (Signature Select)", "Hot Enough to Kill (Jolene Jackson Mystery Series) (Jolene Jackson Mysteries)"], "I3": ["Long Time Coming", "Christmas Roses", "Dead Man Falls (Jolene Jackson Mysteries)", "No Such Thing as a Secret (Brandy Alexander Mystery) (Volume 1)", "Always the Designer, Never the Bride: Another Emma Rae Creation", "My Life As A Dog", "Desperate Housedogs: Pampered Pets Mystery Series, Book 1", "The Lost Ark", "Never Say Spy (Book 1 of the Never Say Spy)", "Reach for the Spy (Book 3 of the Never Say Spy)"], "I4": ["Sloane Monroe Series Boxed Set, Books 1-3", "Impact for Murder", "The EDGE Of Trust: Team EDGE", "It's Murder, My Son (A Mac Faraday Mystery)", "Old Loves Die Hard: A Mac Faraday Mystery", "Shades of Murder: A Mac Faraday Mystery", "Blast from the Past: A Mac Faraday Mystery", "Always the Baker, Finally the Bride: Another Emma Rae Creation", "Let Us Prey (Gotcha Detective Agency)", "a Touch of Betrayal: An Everly Gray Adventure (The Everly Gray Adventures) (Volume 4)"]}
{"id": "af0df7ce87253e962b1688ecef6b5c2f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 3.0, 5.0, 5.0, 1.0, 5.0, 3.0, 5.0], "U3": [3.0, 4.0, 5.0, 5.0, 2.0, 3.0, 4.0, 4.0, 5.0, 5.0], "U4": [5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0], "I2": ["Rocky Mountain Angel: Six Pack Ranch Series, Book 4", "The Edge of Never", "Getting Hotter (Out of Uniform)", "A Very Naughty Xmas", "Exiled: Brides of the Kindred 7 (The Brides of the Kindred) (Volume 7)", "Brother's Keeper", "Knight and Play (Knight Erotic Romance series, Book 1 of 2)", "Bronze Horseman", "Chloe's Double Draw [King's Bluff, Wyoming] (Siren Publishing Menage Amour)", "In Search of the World's Worst Writers"], "I3": ["Beast", "Hard to Love", "The Summer Garden", "Tatiana and Alexander", "Reaper's Property (Ellora's Cave Moderne)", "Vain: Book One of The Seven Deadly Series (Volume 1)", "the proposition", "The Proposal", "The Lawson Boys: Marty", "Nobody's Hero (Rescue Me Saga) (Volume 2)"], "I4": ["Painted Faces", "Heat", "Unsticky", "Black Flag: Racing on the Edge", "The Champion: Racing on the Edge", "Happy Hour: Racing on the Edge (Volume 1)", "Trading Paint: Racing on the Edge (Volume 3)", "Caden's Vow (Hell's Eight)", "Rush (Breathless)", "The Virgin Sex Queen"]}
{"id": "fbd63c2cfafe3d649adce9d75d51bccd", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 3.0, 5.0, 4.0, 3.0, 4.0], "U3": [5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 3.0], "U4": [4.0, 5.0, 4.0, 3.0, 5.0, 4.0, 5.0, 5.0, 3.0, 5.0], "I2": ["Bush Falls", "Both Ways Is the Only Way I Want It", "The Vast Fields of Ordinary", "Where Men Win Glory: The Odyssey of Pat Tillman", "Await Your Reply: A Novel (Random House Reader's Circle)", "Juliet, Naked", "The First Rule (A Joe Pike Novel)", "What the Dead Know", " Books' />", "Her Fearful Symmetry: A Novel"], "I3": ["The Unlikely Disciple: A Sinner's Semester at America's Holiest University", "City of Bones (The Mortal Instruments)", "The Deceived", "A Gate at the Stairs", "That Old Cape Magic", "A Quiet Belief in Angels", "The Bricklayer", "The Fifth Floor", "The Magicians: A Novel (Magicians Trilogy)", "When You Are Engulfed In Flames by David Sedaris"], "I4": ["The Girl with the Dragon Tattoo", "Rain Gods: A Novel", "It Feels So Good When I Stop", "California Girl", "This Is Where I Leave You: A Novel", "Hairstyles of the Damned (Punk Planet Books)", "The Song Is You: A Novel (Random House Reader's Circle)", "Love Begins in Winter: Five Stories", "When You Are Engulfed in Flames", "Contents May Have Shifted: A Novel"]}
{"id": "f04d53013c52d39497caad5dddcce885", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0], "I2": ["Cleopatra's Daughter: A Novel", "The Heretic Queen:  Heiress of Misfortune, Pharaoh's Beloved", "Pope Joan: A Novel", "Underground: A Novel", "I Serve: A Novel of the Black Prince", "Watermark: A Novel of the Middle Ages", "The Secret of the Glass", "The Cigar Maker", "On Falcon's Wings", "The Swords of Faith"], "I3": ["Marcus of Umbria: What an Italian Dog Taught an American Girl about Love", "Crestmont", "The Crown in the Heather (The Bruce Trilogy) (Volume 1)", "Isabeau, A Novel of Queen Isabella and Sir Roger Mortimer (The Isabella Books Book 1) - Kindle edition", "Isabeau (The Isabella Books) (Volume 1)", "Union of Renegades: The Rys Chronicles Book I", "Burning Silk", "Wild Talent: : A Novel of the Supernatural", "To Serve a King", "When We Were Strangers: A Novel"], "I4": ["Exit the Actress: A Novel", "The Mistress of Nothing: A Novel", "Scandalous Women: The Lives and Loves of History's Most Notorious Women", "Sultana", "The Oracle of Stamboul: A Novel", "Sins of the House of Borgia", "A Mountain of Crumbs: A Memoir", "Sandalwood Tree", "When We Were Gods: A Novel of Cleopatra", "The Lady and the Poet: A Novel"]}
{"id": "9d7cec98553ee6a777c8c1abdf3b7414", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U3": [4.0, 3.0, 4.0, 4.0, 1.0, 3.0, 4.0, 3.0, 5.0, 4.0], "U4": [4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 3.0, 4.0], "I2": ["Dirigible Dreams: The Age of the Airship", "Return to Outpost", "The Edge of Human (Blade Runner, Book 2)", "The Creature Chronicles: Exploring the Black Lagoon Trilogy", "Gospel of the Flying Spaghetti Monster", "The Lost Worlds of 2001", "The Harlem Hellfighters", "The Moral Arc: How Science Makes Us Better People", "The Late Works of Hayao Miyazaki: A Critical Study 2004-2013", "A Murder of Magpies: A Novel (Sam Clair)"], "I3": ["Writers of the Future Volume 31 (L. Ron Hubbard Presents Writers of the Future)", "Pirates of Venus: (#1) (Venus No 1)", "Onyx Webb: Book One: Episodes 1, 2 & 3", "Go Set a Watchman: A Novel", "Dorothy: Return to Oz (New Classics for the Twenty-First Century, Book 1)", "Flatland: A Romance of Many Dimensions (Penguin Classics)", "A Barnstormer In Oz", "The City on the Edge of Forever", "Dark Disciple: Star Wars", "Moriarty"], "I4": ["Come, tell me how you live", "The Armada (The American Heritage Library)", "The Armada (Easton Press)", "Starring Sherlock Holmes", "Aftermath: Star Wars: Journey to Star Wars: The Force Awakens", "Star Wars Lost Stars", "The Klingon Art of War (Star Trek: The Next Generation)", "African American Army Officers of World War I: A Vanguard of Equality in War and Beyond", "The Girl in the Spider's Web: A Lisbeth Salander novel, continuing Stieg Larsson's Millennium Series", "Journey to Star Wars: The Force Awakens The Weapon of a Jedi: A Luke Skywalker Adventure"]}
{"id": "b44f81238253aa5298cc586290d7fc8a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 1.0, 4.0, 1.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [3.0, 3.0, 5.0, 5.0, 2.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Notorious Nineteen: A Stephanie Plum Novel", "Shadow Creek: A Novel", "Sleeping Roses", "The Secret of Lies", "An Idiot in Love: A Novel", "The Black Box (A Harry Bosch Novel)", "ASBO: A Novel of Extreme Terror", "ASBO:", "The Abduction of Mary Rose", "For Time & Eternity (Sister Wife)"], "I3": ["Kinsey and Me: Stories", "The Note", "Drawn - Kindle edition", "The Storyteller", "Flawless", "Six Years", "Sixteen Brides", "The Fifth Stage", "Bristol House: A Novel", "Tell No Lies"], "I4": ["Run", "Deadly Propensity", "Always Watching", "Immaculate Deception", "Trial", "The Husband's Secret", "Let It Burn (Alex McKnight Novels)", "Cold Fear", "The Key To Justice", "The Guilty One: A Novel"]}
{"id": "274367a514f7ce7972804f8f023b7397", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 3.0, 4.0, 4.0, 4.0, 4.0, 5.0, 3.0, 2.0, 4.0], "U3": [4.0, 4.0, 5.0, 3.0, 3.0, 4.0, 2.0, 3.0, 4.0, 4.0], "U4": [4.0, 3.0, 4.0, 3.0, 3.0, 3.0, 4.0, 4.0, 3.0, 3.0], "I2": ["The Pursuit of Love & Love in a Cold Climate: Two Novels", "The Burning of Bridget Cleary: A True Story", "Montgomery Clift: A Biography", "Southern Discomfort", "Libby", "Joan Crawford,: A Biography", "My Life So Far (Random House Large Print)", "Are You Somebody? The Life and Times of Nuala O'Faolain", "Booked to Die", "Groucho"], "I3": ["Doctored Evidence", "Uniform Justice: (Brunetti 12)", "Nostalgia isn't what it used to be", "Marilyn Monroe Confidential", "Early Havoc", "Charmed Lives: A Family Romance", "Eddie: My Life, My Loves", "The Search for Michael Rockefeller", "Judy Garland", "Damned in Paradise: The life of John Barrymore"], "I4": ["Gertrude Lawrence: A Biography", "Remembered Laughter: The Life of Noel Coward. Orig Pub in Great Britain Under Title: Life of Noel Coward", "Fever Season (Benjamin January, Book 2)", "Break No Bones", "The Song of Hannah: A Novel", "Mallory's Oracle", "Deja Dead", "The Stones of Florence", "Grave Secrets", "Remains Silent"]}
{"id": "f7ef33fede374be61bc0f50dcab737b6", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U3": [4.0, 3.0, 3.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 2.0], "U4": [3.0, 4.0, 5.0, 4.0, 4.0, 5.0, 1.0, 4.0, 4.0, 4.0], "I2": ["My Wicked Enemy (My Immortals)", "Wild Card (Elite Ops, Book 1)", "Bound by Light (The Dark Crescent Sisterhood)", "Skinned", "Faefever (Fever, Book 3)", "Untamed (House of Night, Book 4)", "Up in Smoke (Silver Dragons, Book 2)", "Mercury's War: A Novel of the Breeds - Kindle edition", "Mercury's War (Breeds, Book 16)", "Mercury's War: A Novel of the Breeds - Kindle edition"], "I3": ["Dawnkeepers (Final Prophecy, Book 2)", "Murder Game (GhostWalkers, Book 7)", "Moonlight (Dark Guardian, Book 1)", "Angels' Blood (Guild Hunter, Book 1)", "Some Girls Bite (Chicagoland Vampires)", "Stone Voice Rising", "Demon Princess: Reign or Shine", "Ashes of Midnight (The Midnight Breed, Book 6)", "Generation Dead: Kiss of Life (A Generation Dead Novel)", "Skin Trade (Anita Blake, Vampire Hunter, Book 17)"], "I4": ["A Disobedient Girl: A Novel", "Breathe: A Novel of Colorado (The Homeward Trilogy)", "Seduce the Darkness (Alien Huntress, Book 4)", "Harvard Business Review on Leading in Turbulent Times (Harvard Business Review Paperback Series)", "The Magicians: A Novel (Magicians Trilogy)", "Branded by Fire (Psy-Changelings, Book 6)", "Swoon", "Fruits Basket, Vol. 23", "Into the Lair (Falcon Mercenary Group)", "Demon Chick"]}
{"id": "fc1591a5a77e00ec2c86b60887093f0a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Take Me: The Untouchables", "Dark Desires: Beginning: Collection of erotic & romantic poems - Kindle edition", "Samson's Lovely Mortal: Scanguards Vampires", "The Club (The Club Series) (Volume 1)", "Mr. Black's Proposal (A Billionaire Love Story)", "Mr. Black's Proposal (A Billionaire Love Story)", "Mr. Black's Proposal (A Billionaire Love Story)", "Uncovering You 4: Retribution", "The Billionaire Banker Series Box Set 1-3", "Seduce me (The Billionaire Banker Series) (Volume 4)"], "I3": ["Surrendering (Regent Vampire Lords) (Volume 1)", "The Guardians: A Vampire Novel (Volume 1)", "Belonging (Regent Vampire Lords) (Volume 2)", "Reawakening (Regent Vampire Lords) (Volume 3)", "Debt Inheritance (Indebted) (Volume 1)", "Third Debt (Indebted) (Volume 4)", "First Debt (Indebted) (Volume 2)", " The Vampire Affair", "Playing for Keeps (Neighbor from Hell)", "Desired and Dominated (The Enchanted Series) (Volume 3)"], "I4": ["Beautiful Surrender (The Surrender Series Book Three)", "Ruined: Dark Romance (A Decadence After Dark Epilogue) (Book 3) - Kindle edition", "Cannon: A Stepbrother Romance", "Vampire in Denial (Family Blood Ties)", "Vampire in Denial: Family Blood Ties, Book 1", "BOSS: A Stepbrother Billionaire Romance", "Lily and the Duke (Sex and the Season) (Volume 1)", "The Barter System (Volume 1)", "Consequences", "Consequences"]}
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{"id": "b71df0dccb2451da94af502e27424d5f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 3.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Living the Psalms: Encouragement for the Daily Grind", "Loving the Church: God's People Flourishing in God's Family", "Fearless: The Undaunted Courage and Ultimate Sacrifice of Navy SEAL Team SIX Operator Adam Brown", "The Lightlings", "The Prince's Poison Cup", "The Priest with Dirty Clothes", "A Lasting Legacy", "Deliver Me from Evil: No Sub-title (Freedom)", "When God Weeps: Why Our Sufferings Matter to the Almighty", "Special Delivery: No Sub-title (Freedom)"], "I3": ["The Deliverer: No Sub-title (Freedom)", "When You Ask Why", "Finding God in the Land of Narnia (Saltriver)", "Sammy and His Shepherd", "The Donkey Who Carried a King", "Nothing Is Impossible with God: Reflections on Weakness, Faith, and Power", "A Look at Life from a Deer Stand Gift Edition: Hunting for the Meaning of Life (Chapman, Steve)", "Suffering Well", "Chucking College: Achieving Success Without Corruption", "Parenting on Your Knees: Prayers and Practical Guidance for the Preschool Years"], "I4": ["True Woman 101: Divine Design: An Eight-Week Study on Biblical Womanhood (True Woman)", "The Sacred Search: What If It's Not about Who You Marry, But Why?", "The Scent of Water: Grace for Every Kind of Broken", "6 Verses That Can Change Your Life", "A Couple After God's Own Heart: Building a Lasting, Loving Marriage Together", "Praying the Gospel of John: An Illuminating Experience in the Word", "Good Mood Bad Mood: Help and Hope for Depression and Bipolar Disorder", "Renee of France (Bitesize Biographies)", "Marriage Matters: Extraordinary Change Through Ordinary Moments", "Deadline (Ollie Chandler, Book 1)"]}
{"id": "88569f5f96742d25783d9e36c72ca48f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Regression Methods in Biostatistics: Linear, Logistic, Survival, and Repeated Measures Models (Statistics for Biology and Health)", "Introductory Applied Biostatistics, Preliminary Edition", "Introduction to Statistical Methods for Clinical Trials (Chapman & Hall/CRC Texts in Statistical Science)", "Resampling Methods for Dependent Data (Springer Series in Statistics)", "Survey Sampling", "Sampling Techniques, 3rd Edition", "Beyond ANOVA: Basics of Applied Statistics (Chapman & Hall/CRC Texts in Statistical Science)", "Time Series: Theory and Methods, 2nd Edition", "The Frailty Model (Statistics for Biology and Health)", "Semiparametric Regression (Cambridge Series in Statistical and Probabilistic Mathematics)"], "I3": ["Elements of Computational Statistics (Statistics and Computing)", "The Golden Ratio: The Story of Phi, the World's Most Astonishing Number", "Probability Models for DNA Sequence Evolution (Probability and Its Applications)", "Multivariate Analysis: Part 1: Distributions, Ordination and Inference (Kendall's Library of Statistics) (v. 1)", "Bayesian Methods: A Social and Behavioral Sciences Approach (Chapman & Hall/CRC Statistics in the Social and Behavioral Sciences)", "Generalized Estimating Equations", "Matrices for Statistics", "Testing For Normality (STATISTICS, A SERIES OF TEXTBOOKS AND MONOGRAPHS)", "Let Freedom Ring CD", "Applied Functional Data Analysis: Methods and Case Studies (Springer Series in Statistics)"], "I4": ["A Dictionary of Statistics (Oxford Paperback Reference)", "Design and Analysis of Quality of Life Studies in Clinical Trials (Chapman & Hall/CRC Interdisciplinary Statistics)", "Causal Analysis in Biomedicine and Epidemiology: Based on Minimal Sufficient Causation (Chapman & Hall/CRC Biostatistics Series)", "Statistics in Drug Research: Methodologies and Recent Developments (Chapman & Hall/CRC Biostatistics Series)", "You Cannot Be Serious", "The Practice of Bayesian Analysis", "Statistics for Lawyers (Statistics for Social and Behavioral Sciences)", "The New Bill James Historical Baseball Abstract", "Clinical Trials: A Methodologic Perspective Second Edition(Wiley Series in Probability and Statistics)", "Stochastic Calculus and Financial Applications (Stochastic Modelling and Applied Probability)"]}
{"id": "5e159bee69e9e695f148d18c11c202d1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 1.0, 3.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0], "U3": [4.0, 3.0, 5.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 5.0], "U4": [4.0, 3.0, 4.0, 4.0, 3.0, 3.0, 2.0, 4.0, 4.0, 4.0], "I2": ["Blame It on the Rodeo (Welcome to Ramblewood)", "Hey, Al", "Never Forgotten (Junior Library Guild Selection)", "When the Heart Heals: A Novel (Sisters at Heart)", "Where Wildflowers Bloom: A Novel (Sisters at Heart)", "The Snowy Day", "Love's Sweet Beginning: A Novel (Sisters at Heart) (Volume 3)", "Chickamauga and Other Civil War Stories", "Ghost Stories from the American South (American Storytelling)", "Rooster: The Life and Time of the Real Rooster Cogburn, the Man Who Inspired True Grit"], "I3": ["Nine Days to Christmas: A Story of Mexico (Picture Puffins)", "Wild Women of the Wild West", "DK Biography: Laura Ingalls Wilder: A Photographic Story of a Life", "Baboushka and the Three Kings", "Lincoln and His Boys", "Good Night, Little Bear (Little Golden Book)", "Moses the Kitten", "The Christmas Day Kitten", "Lost and Fondue (Cheese Shop Mystery)", "Chiefs"], "I4": ["The Long Quiche Goodbye (Cheese Shop Mystery)", "Each Kindness (Jane Addams Award Book (Awards))", "Mistakes That Worked: 40 Familiar Inventions & How They Came to Be", "The Other Side", "Good Night, Gorilla", "Open the Door to Liberty", "Old Bear and His Cub (Little Cub)", "The Berenstain Bears and Too Much Birthday", "The Talking Eggs", "John Henry: An American Legend (Knopf Children's Paperbacks)"]}
{"id": "444ed9814213c7b839c6679bc2e39474", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 5.0, 3.0, 5.0, 4.0, 5.0, 4.0, 4.0, 3.0], "U3": [3.0, 3.0, 3.0, 1.0, 2.0, 3.0, 5.0, 4.0, 5.0, 3.0], "U4": [4.0, 2.0, 5.0, 4.0, 5.0, 3.0, 3.0, 3.0, 5.0, 5.0], "I2": ["Flying Blind: A Novel of Amelia Earhart (Nathan Heller Mystery Series)", "Hearts Courageous", "The Infidel", "Sundays at Tiffany's", "How to Be a Hermit or a Bachelor Keeps House", "Chasing Spirits: The Building of the "Ghost Adventures" Crew", "Dark World: Into the Shadows with the Lead Investigator of The Ghost Adventures Crew", "Emily & Einstein: A Novel of Second Chances", "The Cat Manual - Kindle edition", " The Man in the Moon eBook"], "I3": ["Hold Fast: The Story of a Survivor", " Shel Silverstein Made Me Do It eBook", " Pitching in a Pinch or, Baseball from the Inside eBook", "Pulled", " Letters from a Cat eBook", "Love and Freindship (Barnes & Noble Library of Essential Reading): and Other Early Works", "The Dirty Parts of the Bible: A Novel", "Not Like My Mother: Becoming a sane Parent after Growing up in a Crazy family", "Four Days with Hemingway's Ghost", "Beyond Nostalgia"], "I4": ["All Roads Lead to Austen: A Year-long Journey with Jane", "Pride, Prejudice, and Cheese Grits (Austen Takes the South) (Volume 1)", "Penelope ( A Madcap Regency Romance ) (The Fairweather Sisters) (Volume 1)", "The Book of Craw: A Hobo's Testament (Companion Volume to 'The Dirty Parts of the Bible')", "The Law of Attraction Made Simple - Magnetize your heartfelt desires", "The Color of Water in July", "Pinch Me: How Following The Signals Changed My Life (Follow The Signals) (Volume 1)", "Inspirational Quotes to Help You Declutter & Simplify Your Life (With Images) (Inspired Wellness Series) - Kindle edition", "Universal Laws: 18 Powerful Laws  & The Secret Behind Manifesting Your Desires (Finding Balance) (Volume 1)", "The Prosperity Plan: Ten Steps to Beating the Odds and Creating Extraordinary Wealth (and Happiness)"]}
{"id": "c338ebac410b3e19d5d68916f1429b75", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 3.0, 5.0], "U3": [5.0, 5.0, 5.0, 3.0, 3.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Tempest in the Tea Leaves (A Fortune Teller Mystery)", "Retirement Homes Are Murder: A Paul Jacobson Mystery", "A Killer Plot (A Books by the Bay Mystery)", "Cheated By Death (Jeff Resnick)", "Too Big to Miss (Odelia Grey Mysteries)", "Murder Can Ruin Your Looks (Desiree Shapiro Mystery #2)", "Murder Between the Covers (Dead-End Job Mysteries, Book 2)", "This Old Souse: A Bed-and-Breakfast Mystery", "Living With Your Kids Is Murder: A Paul Jacobson Geezer-lit Mystery (Five Star First Edition Mystery)", "Organize Your Corpses (A Charlotte Adams Mystery)"], "I3": ["As The Pig Turns (Agatha Raisin, No. 22)", "The Cluttered Corpse (A Charlotte Adams Mystery)", "The Curse Of The Holy Pail: An Odelia Grey Mystery", "Just Murdered (Dead-End Job Mystery)", "A Deadly Cliche (A Books by the Bay Mystery)", "Murder Unleashed (Dead-End Job Mysteries, Book 5)", "Clubbed to Death: A Dead-End Job Mystery", "Thugs and Kisses (The Odelia Grey Mysteries)", "The Winter Garden Mystery (Daisy Dalrymple Mysteries, No. 2)", "Death Loves a Messy Desk (Charlotte Adams, Book 3)"], "I4": ["Booby Trap (The Odelia Grey Mysteries)", "Closet Confidential (A Charlotte Adams Mystery)", "Death at Wentwater Court (Daisy Dalrymple Mysteries, No. 1)", "Corpse on the Cob (The Odelia Grey Mysteries)", "Murder Can Stunt Your Growth (Desiree Shapiro Mystery #3)", "Twice as Dead (The Odelia Grey Mysteries)", "The Busy Woman's Guide to Murder (A Charlotte Adams Mystery)", "Requiem for a Mezzo (Daisy Dalrymple Mysteries, No. 3)", "File M for Murder (Cat in the Stacks Mystery)", " When The Spirit Moves You"]}
{"id": "a3a8a6b2cd9ed09f2990ff8206701214", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 5.0, 2.0, 5.0, 3.0, 4.0, 5.0, 4.0], "U3": [4.0, 3.0, 4.0, 4.0, 4.0, 4.0, 1.0, 2.0, 3.0, 4.0], "U4": [4.0, 3.0, 4.0, 3.0, 4.0, 3.0, 3.0, 2.0, 3.0, 3.0], "I2": ["Mariana", "Wallbanger (The Cocktail Series)", "The Last Hour (Thompson Sisters)", "Bared to You / Reflected in You / Entwined with You", "Forever Too Far: A Rosemary Beach Novel (The Rosemary Beach Series)", "A Dark Mind (Lizzy Gardner)", "Fading", "Limits", "Out of Breath (Breathing)", "Kiss This: The McCallans, Book One (Volume 1)"], "I3": ["Lost", "Come What May: (Heartbeat #2)", "More Than This", "Get Bent (Hard Rock Roots) (Volume 2)", "Here Without You (Between the Lines #4)", "Resist (Songs of Submission) (Volume 6)", "Trust Me (TAT: A Rocker Romance)", "Unbreakable", "Wethering the Storm", "Futures and Frosting: A Sugarcoated Happily Ever After (Chocolate Lovers)"], "I4": ["Ricochet: Addicted, Book 1.5", "Ditched", "Keep Me Still: Special Edition", "Escaping Me", "In This Moment", "Nameless", "Ties (Lengths)", "A Stranger's Kiss (Harlequin Romance)", "Leo (Sign of Love)", "Leo's Chance"]}
{"id": "b1e7d0b6299da1b3dca55f4a0abdaefe", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 4.0, 3.0, 3.0, 5.0, 4.0, 5.0], "I2": ["For Nothing", "The Memory Game", "Mutton", "Cold, Introducing Alex Duggins (An Alex Duggins Mystery) (Volume 1)", "Fated (Alex Verus 1)", "Fated (Alex Verus 1)", "The Hole", "In the Shadow of Revenge - Kindle edition", " Augustus Baltazar eBook", "Born of Hatred (The Hellequin Chronicles)"], "I3": ["Nearest Thing to Crazy", "The Shadow Year", "The Twins", "The Mermaids Singing", "Monsieur le Commandant - Kindle edition", "Sharp Objects", "Secrets of the Tides", "The Reunion", "Seven for a Secret", "Strange Shores"], "I4": ["The Life List: A Novel", "Black Chalk", "The Shining", "The Lost (Paula Maguire)", "The Husband's Secret", "Never Go Back: A Jack Reacher Novel", "Thy Kingdom Fall (After Eden Series, Book #1)", "Next to Die", "MURDER, MADNESS & LOVE: a mystery", "Doctor Sleep: A Novel"]}
{"id": "2ff2485bc7ddbdb3ef01ed52d9b82c32", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 1.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0], "U3": [4.0, 4.0, 4.0, 3.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0], "U4": [5.0, 3.0, 5.0, 5.0, 5.0, 3.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Finnegans Wake: Centennial Edition", "Tropic of Cancer CD", "Riverrun to Livvy: Lots of Fun Reading the First Page of James Joyce's "Finnegans Wake."", "Big Money, Less Risk: Trade Options", "My Life in Middlemarch", "The Caine Mutiny: A Novel", "Aurora Dawn", "The Young Lions", "The Western Canon: The Books and School of the Ages", "Adam Bede (Penguin Classics)"], "I3": ["From Here to Eternity", "In Flanders Fields", "The Street", "Dangling Man (Classic, 20th-Century, Penguin)", "Lord Jim (New School Classics)", "The Victim (Classic, 20th-Century, Penguin)", "The Sand Pebbles", "The Complete Stories (FSG Classics)", "Brave New World", "Brave New World"], "I4": ["Brave New World", "Mister Roberts", "Emma (Bantam Classics)", "Sense and Sensibility (Word Cloud Classics)", "Emma (Collins Classics)", "Heaven knows, Mr. Allison", "The Heart Is A Lonely Hunter", "Battle for Investment Survival", "A Moveable Feast (Scribner Classic)", "The Mill on the Floss (Penguin Classics)"]}
{"id": "4765ec4110cfcfae6a6d7a09b741589d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 3.0, 5.0, 1.0, 2.0, 2.0, 1.0, 5.0, 5.0, 4.0], "U3": [3.0, 5.0, 3.0, 5.0, 4.0, 4.0, 3.0, 3.0, 4.0, 4.0], "U4": [3.0, 4.0, 4.0, 4.0, 5.0, 2.0, 4.0, 4.0, 3.0, 3.0], "I2": ["Murder Can Depress Your Dachshund (Desiree Shapiro Mystery #14)", "Turkey Flambe (Culinary Food Writer)", "Fast Knits Fat Needles", "The Cat Who Killed Lilian Jackson Braun - 2003 publication", "Homemade Treats for Happy, Healthy Dogs (Storey Country Wisdom Bulletin, A-258)", "A Deadly Yarn (Knitting Mysteries, No. 3)", "The Bridges Of Madison County", "'H' is for Homicide: A Kinsey Millhone Novel (Kinsey Millhone Alphabet Mysteries)", "'C' Is for Corpse: A Kinsey Millhone Mystery (Kinsey Millhone Alphabet Mysteries)", "A Sister's Hope (Sisters of Holmes County, Book 3)"], "I3": ["Past Mischief", "The Angel Experiment: A Maximum Ride Novel (Book 1)", "Shipwrecked! The True Adventures Of A Japanese Boy (Turtleback School & Library Binding Edition)", "Restless Hearts (The Flanagans, Book 6) (Larger Print Love Inspired #388)", "Edge of Evil", "Instant Immersion Japanese: Workbook", "Murder of a Royal Pain: A Scumble River Mystery", "Tear Up This Book! (American Girl Library)", "Love on Cue (The Romantic Comedies)", "The Real Enemy (Sophie Trace Trilogy, Book 1)"], "I4": ["Yellow Star", "Gold of Kings (Storm Syrrell Adventure Series, Book 1)", "Breathe: A Novel of Colorado (The Homeward Trilogy)", "PS, I Love You", "The Memory Collector (Jo Beckett)", "If You Could See Me Now", "Murder, She Wrote: Margaritas & Murder", "Murder at the Academy Awards: A Red Carpet Murder Mystery (Thorndike Press Large Print Mystery)", "Plum Spooky (Stephanie Plum: Between the Numbers)", "Liar"]}
{"id": "974748996d8c2c86d2770fe1d34f1434", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 3.0, 4.0, 5.0, 5.0, 5.0, 4.0], "U3": [4.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 4.0, 5.0, 3.0, 5.0, 5.0, 4.0, 5.0, 4.0], "I2": ["Beauty and the Bounty Hunter: Once Upon a Time in the West (Once Upon a Time in West)", "Elixxir (The Brethren Series) (Volume 3)", "Raphael/Parish (Bayou Heat) (Volume 1)", "Saved (Wanted) (Volume 1)", "Perfect One-Dish Dinners: All You Need for Easy Get-togethers", "Damaged (Volume 1)", "Trident K9 Warriors: My Tale from the Training Ground to the Battlefield with Elite Navy SEAL Canines", "Kissing Under the Mistletoe (A St. Helena Vineyard Novel)", "Tucker's Crossing (Sweet Plains, Texas)", "Sand Castle Bay (An Ocean Breeze Novel)"], "I3": ["Rush To The Altar", "Eternal Demon: Mark of the Vampire", " Witch Hunt", "Mending Hope: Contemporary Western Romance (License to Love Series) (Volume 2)", "Just One Kiss (Fool's Gold, Book 11)", "Summer in Napa (A St. Helena Vineyard Novel)", "An Outlaw in Wonderland: Once Upon a Time in the West (Once Upon a Time in West)", "Kissing the Maid of Honor", "Wind Chime Point (An Ocean Breeze Novel)", "Sea Glass Island (An Ocean Breeze Novel)"], "I4": ["Two of a Kind (Fool's Gold, Book 12)", "Falling Into You", "Guarding Suzannah: Book 1 in the Serve and Protect Series (Volume 1)", "Symphony of Light and Winter (Volume 1)", "Hers To Command (Verdantia) (Volume 1)", "Three Little Words (Fool's Gold, Book 13)", "Dreams of Ivory (Holiday, Montana)", " Hers To Choose (Verdantia Book 2) eBook", "Christmas on 4th Street (Fool's Gold, Book 14)", "To Steal a Highlander's Heart"]}
{"id": "0829f1d30862a333614fb501a0a676fe", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 1.0, 5.0, 2.0, 4.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 3.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Magic Breaks (Kate Daniels)", "Hidden (An Alex Verus Novel)", "Broken Soul (Jane Yellowrock)", "Vincent: Vampires in America (Volume 8)", "Burn for Me (Hidden Legacy)", "Jason (Anita Blake, Vampire Hunter)", "Monster (A Cassidy Edwards Novel) (Volume 1)", "Burned: A Fever Novel", "Lion's Share (Wildcats) (Volume 1)", "Dead Heat: An Alpha and Omega novel"], "I3": ["The Danger of Destiny: A Mystwalker Novel", "Deception (Vampires in America)", "Recurve (The Elemental Series) (Volume 1)", "Dark Heir (Jane Yellowrock)", "Dragon Marked (Supernatural Prison)", "Magic Shifts (Kate Daniels)", " Savage Magic (Shifty Magic Series Book 3) eBook", "Dragon Mystics: Supernatural Prison #2 (Volume 2)", "Retaliation (Volume 1)", "Addict (Hunter: A Thieves Series) (Volume 2)"], "I4": ["Lies Ripped Open (The Hellequin Chronicles)", "The Cinder Spires: the Aeronaut's Windlass", "Bash, Volume II (Rolling Thunder Motorcycle Club) (Volume 4)", "Reap the Wind (Cassie Palmer)", "The Scorpion Rules (Prisoners of Peace)", "Shifter Planet", "Mind Magic (A Novel of the Lupi)", "Firestorm (The Elemental Series) (Volume 3)", "Christian: Vampires in America  The Vampire Wars, Book 10", "Vigilante Vampire"]}
{"id": "765568f915ac293d456551d2f38cfe22", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 4.0, 4.0, 2.0, 4.0, 5.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 3.0, 4.0, 4.0, 4.0], "U4": [4.0, 5.0, 5.0, 4.0, 3.0, 5.0, 4.0, 5.0, 4.0, 3.0], "I2": ["Beautiful Stranger", "Beautiful Player", "Beautiful Bastard", "Willing Captive", "Raw", "Wrecked", "Beauty From Pain (Beauty Series) (Volume 1)", "When It Rains", "What's Left of Me (Volume 1)", "Dark Lover (Black Dagger Brotherhood, Book 1)"], "I3": ["Ti Amo (Battaglia Mafia Series): Battaglia Mafia Series (Volume 2)", "Lover Eternal (Black Dagger Brotherhood, Book 2)", "Lover Eternal (Black Dagger Brotherhood, Book 2)", "Seducing Cinderella (Fighting for Love)", "Rules of Entanglement (Fighting for Love)", "Crashed (The Driven Trilogy)", "Unravel: A Novel (Fairfax)", "Neanderthal Seeks Human: A Smart Romance (Knitting in the City) (Volume 1)", "Lover Revealed (Black Dagger Brotherhood, Book 4)", "Reckless (Thoughtless)"], "I4": ["Blitzing Emily: A Love and Football Novel", "The Gamble (Colorado Mountain)", "Sweet Dreams (Colorado Mountain)", "Lady Luck (Colorado Mountain)", "Jane's Melody", "Cage (Corps Security)", "Axel (Corps Security) (Volume 1)", "Wild Man (Dream Man)", "Lover Avenged (Black Dagger Brotherhood, Book 7)", "Lover Avenged (Black Dagger Brotherhood, Book 7)"]}
{"id": "9960304c78d1031063b9d1c3ce68ab81", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 5.0, 5.0, 5.0, 4.0, 3.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0], "I2": ["The USS Arizona", "Back from the Deep: The Strange Story of the Sister Subs Squalus and Sculpin", "Flags of Our Fathers: Heroes of Iwo Jima", "Pearl Harbor: The Verdict of History", "The Struggle for Guadalcanal: August 1942-February 1943 (History of United States Naval Operations in World War Ii, Volume 5)", "The Remnant: On the Brink of Armageddon (Left Behind)", "Afternoon of the Rising Sun: The Battle of Leyte Gulf", "Toy Story 2", "Fateful Rendezvous: The Life of Butch O'Hare", "Left for Dead: A Young Man's Search for Justice for the USS Indianapolis"], "I3": ["The World of Shannara (The Sword of Shannara)", "Fire in the Sky : The Air War in the South Pacific", "Ilse Witch (The Voyage of the Jerle Shannara, Book 1)", "Running with the Demon (The Word and the Void Trilogy, Book 1)", "A Knight of the Word (Word and the Void)", "History of United States Naval Operations in World War II 15 Volume Set", "Coral Sea, Midway, and Submarine Actions: May 1942 - August 1942 (History of U.S. Naval Operations in World War II)", "Downfall: The End of the Imperial Japanese Empire", "The Last Great Ace: The Life of Major Thomas B. McGuire, Jr.", "Aleutians, Gilberts, Marshalls: June 1942 - April 1944 - Volume 7"], "I4": ["Never Die Easy: The Autobiography of Walter Payton", "Abandon Ship!: The Saga of the U.S.S. Indianapolis, the Navy's Greatest Sea Disaster", "The Invasion of Japan: Alternative to the Bomb", "Into the Rising Sun: In Their Own Words, World War II's Pacific Veterans Reveal the Heart of Combat", "Remember Pearl Harbor: American and Japanese Survivors Tell Their Stories", "Duty: A Father, His Son, And the Man Who Won the War", "The First Heroes: The Extraordinary Story of the Doolittle Raid--America's First World War II Vict ory", "War's End: An Eyewitness Account of America's Last Atomic Mission", "Armageddon (Left Behind #11)", "A Child Called It: One Child's Courage To Survive (Turtleback School & Library Binding Edition)"]}
{"id": "2572b3387fe3d10a748e9b3671bcff4a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U3": [5.0, 2.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0], "I2": ["Napoleon's Russian Campaign.", "The Napoleon of Crime: The Life and Times of Adam Worth, Master Thief", "The Naked Chef", "The Talisman Ring", "Wellington: A Personal History", "Classic Georgian Style", "Infamous Army", "No Wind of Blame", "Black Sheep: 2", "The Unknown Ajax"], "I3": ["The Corinthian", "Glenarvon (Everyman's Library)", "Althorp: The Story of an English House", "The Cambridge Companion to Jane Austen (Cambridge Companions to Literature)", "Imogen & Prudence", "The Pilates Body: The Ultimate At-Home Guide to Strengthening, Lengthening and Toning Your Body- Without Machines", "Nathaniel's Nutmeg: Or the True and Incredible Adventures of the Spice Trader Who Changed the Course of History", "Riders", "Brazilian Adventure", "Guys and Dolls: The Stories of Damon Runyon"], "I4": ["The Worst Journey in the World (Penguin Classics)", "The Complete Saki (Twentieth-Century     Classics)", "Cheaper by the Dozen (Perennial Classics)", "Rivals", "Royal dukes: The father and uncles of Queen Victoria", "Passion & Principle: The Loves and Lives of Regency Women", "Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year", "The Napoleonic Source Book", "Lisa & Co. (The Jilly Cooper collection)", "POLO"]}
{"id": "f32b069838e1b57bfb2324288c3ac107", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Baby Blues 2016 Day-to-Day Calendar", "Lowcountry Bordello (A Liz Talbot Mystery) (Volume 4)", "Diner Knock Out (A Rose Strickland Mystery) (Volume 4)", "Hardline (Hacker)", "Hard Limit (Hacker Series Book 4) (The Hacker Series) (Volume 4)", "On My Knees (The Bridge Series)", "Hardpressed (Hacker)", "Hardwired (The Hacker Series)", "Heartache Motel: Three Interconnected Mystery Novellas (Henery Press Mystery Novella Collection) (Volume 2)", "Diners, Dives & Dead Ends (A Rose Strickland Mystery) (Volume 1)"], "I3": ["Last Diner Standing (A Rose Strickland Mystery)", "Diner Impossible (A Rose Strickland Mystery) (Volume 3)", "Witches (Picture Lions)", "Hard Love (The Hacker Series)", "Secret Surrender (The Secret Surrender Series Book Two)", "Forbidden Surrender", "Make Me Howl", "Blindfold Complete Series", "Beautiful Surrender (The Surrender Series Book Three)", "Her Final Breath (The Tracy Crosswhite Series)"], "I4": ["Waiting for the One", "My Sister's Grave (Tracy Crosswhite)", "Beautifully Forgotten (Beautifully Damaged)", "Beautifully Damaged", "A Giraffe and a Half", "The Mistletoe Inn: A Novel", "The Winter People: A Novel", "His Light in the Dark", "Giving It Up (The Lost Girls)", "A Worthy Heart (Courage to Dream)"]}
{"id": "3b85f17b682661c40ce7ccc9754b063b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 3.0, 5.0, 4.0, 5.0, 4.0, 3.0], "U3": [4.0, 3.0, 5.0, 4.0, 4.0, 4.0, 3.0, 4.0, 5.0, 5.0], "U4": [4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0], "I2": ["Katie's Choice: A Clover Ridge Novel", "These Are the Days of Elijah", "In Broken Places", "A Noble Groom", "A Heartbeat Away: Quilts of Love Series", "The Judgment Stone (Immortal Files)", "The Winnowing Season: Book Two in the Amish Vines and Orchards Series", "Once Upon a Prince (Royal Wedding Series)", "Follow the Heart: A Great Exhibition Novel", "The Lifestyle of a Prophet: A 21-Day Journey to Embracing Your Calling"], "I3": ["An Open Heart: A Novel", "Red Dawn Rising: A Novel (Red Returning Trilogy)", "Fear Has a Name: A Novel (The Crittendon Files)", "Lock, Stock, and Over a Barrel (A Dear Daphne Novel)", "Pieces of the Heart: Quilts of Love Series", "Undeniably Yours", "Paige Torn: A Paige Alder Novel (Paige Alder Series)", "A Heart Deceived: A Novel", "Do What Jesus Did: A Real-Life Field Guide to Healing the Sick, Routing Demons and Changing Lives Forever", "Perfecting Kate"], "I4": ["Widow of Gettysburg (Heroines Behind the Lines)", "Grounded", "Frame 232 (Jason Hammond)", "Clean: A Proven Plan for Men Committed to Sexual Integrity", "In Golden Splendor: An Heirs of Ireland Novel", "Harvest of Gold: (Book 2)", "Stealing the Preacher", "Millie's Treasure (The Secret Lives of Will Tucker)", "Faking Grace", "Open: What Happens When You Get Real, Get Honest, and Get Accountable"]}
{"id": "8d4f52896600911ac38476adf9ad9c34", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0], "U3": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 4.0], "I2": ["Sway (Landry Family Series) (Volume 1)", "When I Lost You: A gripping, heart breaking novel of lost love", "Denial: Inside Out (Careless Whispers)", "Broken Girl", "Heartfall", "Faithful: (Fearsome Series Book 3) (Volume 3)", "Tainted Love (Lovestruck) (Volume 1)", "Those Summer Nights: The perfect romantic comedy on a gorgeous Greek island", "Shameless", "Belonging To Him"], "I3": ["The Sleeping Serpent: A woman's struggle to break an obsessive bond with her yoga master", "Promise", "Affliction", "Unseen Messages: a survival romance novel", "Illicit Temptations (The Tempted Series) (Volume 1)", "Uncontrollable Temptations (The Tempted Series) (Volume 3)", "Tainted Deception", "Burn (L.A. Untamed Series) (Volume 2)", "Reckless Temptations (The Tempted Series) (Volume 4)", "Raw Redemption (Crossing the Line)"], "I4": ["Hook & Ladder 69: Eighteen AuthorsOne Sexy Firehouse.", "It's In His Smile (A Red River Valley Novel)", "Last Kiss: A Novel (A First and Last Novel)", "Reclaimed", "Senn (A Cocky Cage Fighter Novel) (Volume 5)", "Cherish", "Lethal Temptations (The Tempted Series) (Volume 5)", "Rooter (Double H Romance)", "Epic Lies (Epic Fail) (Volume 2)", "Seared on My Soul"]}
{"id": "37b836466faad4019b38ddb69a96daf6", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 4.0, 4.0, 1.0, 5.0, 3.0, 5.0, 4.0], "U3": [5.0, 3.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 2.0], "U4": [5.0, 5.0, 4.0, 4.0, 5.0, 1.0, 4.0, 4.0, 5.0, 4.0], "I2": ["Seven Dials (Charlotte and Thomas Pitt)", "Harvest", "Russka: The Novel of Russia", "The Devil's Teardrop", "The Mysterious Island (Signet Classics)", "Surfing through Hyperspace: Understanding Higher Universes in Six Easy Lessons", "The Fifth Horseman: A Novel of Biological Disaster (Michael Zammit)", "The Price of Murder (Sir John Fielding Mysteries)", "Time Beyond Beginning (First Americans Saga)", "The Blackgod (Chosen of the Changeling, Bk 2)"], "I3": ["The Puppet Masters", "Stranger in the House", "Voyageurs: A Novel", "The Invisible Man (Classic, 20th-Century, Audio)", "The Pillars of the Earth", "The Pillars of the Earth", "The Pillars of the Earth", "The Third Translation", "The Return of the Black Widowers", "London Bridges"], "I4": ["Silent Partner (Alex Delaware)", "The Fiend in Human: A Victorian Thriller (Edward Whitty, 1)", "Dark Matter", "The Whitechapel Conspiracy (Thomas Pitt, Book 21)", "City (Collier Nucleus Fantasy & Science Fiction)", "Golden Buddha (The Oregon Files)", "Last of the Breed", "Life Support", "The Da Vinci Code (Robert Langdon)", "Pompeii"]}
{"id": "604f2f05ce009cba5de101cb523287b9", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 1.0, 4.0, 4.0, 4.0, 3.0, 5.0, 5.0], "U3": [4.0, 5.0, 3.0, 4.0, 5.0, 3.0, 5.0, 5.0, 3.0, 5.0], "U4": [4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 3.0, 5.0, 4.0, 4.0], "I2": ["The Run", "Daring to Dream / Holding the Dream / Finding the Dream (Dream Trilogy)", "The Song of the Tide", "Our Fathers: A Novel by the Author of The Missing", "Code to Zero", "New Products Management.", "International Marketing (Dreyden Press Series in Marketing)", "Preface to Marketing Management  with PowerWeb", "Profit Patterns: 30 Ways to Anticipate and Profit from Strategic Forces Reshaping Your Business", "Resumes For Dummies"], "I3": ["Monster (An Alex Delaware Novel)", "Risotto (Williams Sonoma Kitchen Library)", "Personal Injuries (Scott Turow)", "The Fulfillment", "The Kind of Love That Saves You: A Novel", "House of Dreams", "The Rescue (Random House Large Print)", "Mortal Sins", "Even Steven", "My Mother's Daughter: A Novel"], "I4": ["The Accidental Bride: A Romantic Comedy", "Prodigal Summer", "Dead in the Water: A Novel", "Thorns of Truth", "Picture Perfect", "The Perfect Elizabeth: A Tale of Two Sisters", "Shuffle -Op/076 (Jordan Saga)", "Swimming to Catalina: A Novel", "Songs of the Humpback Whale: A Novel in Five Voices", "A Christmas Wedding (Family Saga)"]}
{"id": "0b3b7c2c4522e7fc775018c42d89ff14", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 2.0, 3.0, 5.0, 4.0, 4.0, 4.0, 4.0, 1.0, 3.0], "U3": [3.0, 2.0, 3.0, 2.0, 5.0, 4.0, 3.0, 4.0, 2.0, 3.0], "U4": [3.0, 4.0, 3.0, 4.0, 2.0, 5.0, 3.0, 2.0, 4.0, 4.0], "I2": ["Save the Last Vamp for Me: A Discord Jones Novel (Volume 3)", "Luca's Magic Embrace", "Glimpse of Destiny (The Xade Daniels Chronicles) (Volume 1)", "The Light Who Shines (Bluebell Kildare Series) (Volume 1)", "Grim (Tornians) (Volume 1)", "Grim: Tornians Book 1", "Cassandra's Challenge (Challenge Series) (Volume 1)", "Victoria's Challenge (Challenge Series) (Volume 2)", "Claiming His Fate (Feral Breed Motorcycle Club) (Volume 1)", "Outfoxed By Love (Kodiak Point) (Volume 2)"], "I3": ["Spirited Legacy (Lost Library) (Volume 2)", "Unseen (The Heights) (Volume 1)", "Scent of a Mate (Sassy Mates Series) (Volume 1)", " Deceiver's Bond (A Clairvoyant's Complicated Life Book 2) eBook", "Darkness (New Species) (Volume 12)", "A Demon Bound (Imp)", "Elven Blood: Imp Book 3 (Volume 3)", "Satan's Sword (Imp)", "Imp Forsaken (Volume 6)", "Devil's Paw (Imp)"], "I4": ["Swallowing His Pride (Southern Pride) (Volume 1)", "Evernight (Darkest London)", "A Tale of Two Kingdoms (Knights of Black Swan) (Volume 6)", "Solomon's Sieve (Knights of Black Swan, Book 7)", "Rebecca (Volume 4)", "Angels' Blood (Guild Hunter, Book 1)", "Hero of a Highland Wolf", "New Regime (Rune Alexander) (Volume 5)", "Pack of Lies (The Twenty-Sided Sorceress) (Volume 3)", "Seventh Grave and No Body (Charley Davidson)"]}
{"id": "a1b5bf5d0333637b2fc852602dfc7e11", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 3.0, 5.0, 4.0, 3.0, 4.0, 4.0, 4.0], "U3": [4.0, 5.0, 4.0, 3.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U4": [3.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 3.0, 4.0], "I2": ["Exiled Queen (The Seven Realms Series)", "A Season of Eden", "Vampire Hunter's Handbook", "MIDDLEWORLD (Jaguar Stones Trilogy Book One)", "Lips Touch: Three Times", "Alison's Wonderland", "Viola in Reel Life", "Dracula the Un-Dead", "A Blue So Dark", "Ten Things I Wish I'd Known - Before I Went Out into the Real World"], "I3": ["Cathy's Book: If Found Call (650) 266-8233", "We Hear the Dead", "Welcome to Camp Nightmare (Goosebumps Series)", "Lament: The Faerie Queen's Deception", "Cleopatra: A Life", "The Hunter (The Forbidden Game, Vol. 1)", "Labyrinth", "Light Beneath Ferns", "Zan-Gah and the Beautiful Country", "Party Summer (Fear Street Super Chillers, No. 1)"], "I4": ["Zan-Gah: A Prehistoric Adventure", "The Prom Queen (Fear Street, No. 15)", "Killers of the Dawn (The Saga of Darren Shan, Book 9)", "Killers of the Dawn (The Saga of Darren Shan, Book 9)", "Tunnels of Blood - The Saga of Darren Shan, Book 3", "Poetry Speaks Who I Am: Poems of Discovery, Inspiration, Independence, and Everything Else (A Poetry Speaks Experience)", "Thud! A Novel of Discworld", "Immortal", "Dead Is the New Black", "Die Softly"]}
{"id": "b891e8899d00a6738721672eb3b0d5b8", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "I2": ["The Christmas Star", "A Wild Goose Chase Christmas: Quilts of Love Series", "Colorado Promise (The Front Range Series) (Volume 1)", "Her Holiday Hero (Caring Canines)", "Healing Hearts (Caring Canines)", "Love on the Slopes (Heartsong Presents)", "The Painted Table", "Falling to Pieces (A Shipshewana Amish Mystery)", "The Quilted Heart Omnibus: Three Novellas in One: Dandelions on the Wind, Bending Toward the Sun, and Ripples Along the Shore", "Wishing on Buttercups: A Novel (Love Blossoms in Oregon Series)"], "I3": ["Hog Insane", "The Baby Rescue (Witness Protection)", "Wildwood Creek: A Novel", "First Kisses (Inspy Kisses) (Volume 1)", "Dangerous Pursuit (The Protectors Book 1) - Kindle edition", "Forget Me Not (Love Blossoms in Oregon)", "An Amish Garden: Four Amish Novellas", "Heart Wide Open: Trading Mundane Faith for an Exuberant Life with Jesus", "Murder Simply Brewed (An Amish Village Mystery)", "It Had to Be You (Christiansen Family)"], "I4": ["Tattered Innocence", "Her Texas Cowboy (New Horizon Ranch) (Volume 1)", "The Pursuit of Tamsen Littlejohn: A Novel", "A Broken Kind of Beautiful: A Novel", "Bodyguard Reunion (Guardians, Inc.)", "Love in the Wind (Heartsong Presents)", "Here to Stay", "A Bridge Unbroken (A Miller's Creek Novel) (Volume 5)", "Desperate: A Novella (Lipstick and Lead) (Volume 1)", "Silenced (Alaskan Courage) (Volume 4)"]}
{"id": "dddaba1c7197d2b8f2abd27dcbb619d2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0], "U3": [5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 3.0, 4.0], "U4": [4.0, 3.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 3.0], "I2": ["Flight to Heaven: A Plane Crash...A Lone Survivor...A Journey to Heaven--and Back", "Jungle Sunrise", "The Devil in Pew Number Seven", "For Time & Eternity (Sister Wife)", "Code Triage (Mercy Hospital, Bk 3)", "Masquerade", "Amy Inspired", "The Search (Lancaster County Secrets) (Volume 3)", "Indivisible: A Novel (Redford Series)", "Beneath the Night Tree"], "I3": ["The Miracle of Mercy Land: A Novel", "Another Dawn", "Tales of the Dim Knight", "Unconventional", "My Foolish Heart (Deep Haven)", "The Key To The Kingdom", "Lilies in Moonlight: A Novel", "Fairer Than Morning (Saddler's Legacy)", "Called Home: Two Hearts Answer", "Indelible: A Novel (Redford Series)"], "I4": ["Refuge on Crescent Hill: A Novel", "Attracted to Fire", "To Have and To Hold (Bridal Veil Island)", "Charlotte Figg Takes Over Paradise: A Novel of Bright's Pond", "Crimson Eve (Kanner Lake Series #3)", "Farraday Road (Lije Evans Mysteries)", "The Keeper: A Novel (Stoney Ridge Seasons) (Volume 1)", "The Harvest of Grace: Book 3 in the Ada's House Amish Romance Series (An Ada's House Novel)", "Sweeter Than Birdsong (Saddler's Legacy)", "The Search Committee: A Novel"]}
{"id": "b354f63f475fea10f551643b606c43b0", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 3.0, 4.0, 4.0, 3.0, 3.0, 3.0, 4.0, 5.0], "U3": [4.0, 4.0, 4.0, 3.0, 3.0, 5.0, 4.0, 5.0, 3.0, 4.0], "U4": [5.0, 3.0, 4.0, 4.0, 2.0, 3.0, 4.0, 3.0, 3.0, 4.0], "I2": ["Mom Still Likes You Best: The Unfinished Business Between Siblings", "Challenge of Mata Nui (Bionicle, Scholastic Reader Level 3)", "703: How I Lost More Than a Quarter Ton and Gained a Life", "Fancy Nancy: My Family History (I Can Read Level 1)", "Richard Scarry's Cars and Trucks from A to Z (A Chunky Book(R))", "Soul Quest: The Soul Quest Trilogy", "Built to Sell: Turn Your Business Into One You Can Sell", "Allon", "Scholastic Reader Level 1: I Spy a Dinosaur's Eye", "Losing Michael Malone"], "I3": ["Direct Hits US History in a Flash: for the AP and SAT II", "An Atlas of Impossible Longing: A Novel", "The Night Season", "Death of a Chimney Sweep (A Hamish Macbeth Mystery)", "Death of a Chimney Sweep", "The Complaints", "The Poisoner's Handbook: Murder and the Birth of Forensic Medicine in Jazz Age New York", "Major Pettigrew's Last Stand: A Novel", "Apple Turnover Murder (A Hannah Swensen Mystery)", "The Extra 2%: How Wall Street Strategies Took a Major League Baseball Team from Worst to First"], "I4": ["The Help", "Brandon Marlowe and the Spirit Snatcher", "Save Your Marriage in Five Minutes a Day: Daily Practices to Transform Your Relationship", "The Girl in the Green Raincoat (Tess Monaghan)", "I Can Make Out with Any Girl Here", "The 17 Day Diet: A Doctor's Plan Designed for Rapid Results", "One Was a Soldier (Clare Fergusson / Russ Van Alstyne Mysteries)", "Indivisible: A Novel (Redford Series)", "The Imperfect Enjoyment", "What Did I Do Wrong?: When Women Don't Tell Each Other the Friendship is Over"]}
{"id": "3f86cbc8ef02a50dded8227af9bd8445", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 3.0, 2.0, 4.0, 5.0, 5.0, 4.0, 3.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0], "U4": [4.0, 3.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 3.0, 5.0], "I2": ["Confessions", "The Lion, the Lamb, the Hunted", "Hooking Up", "The Angry Woman Suite", "Lost In Italy (Italy Intrigue)", "First Visions: Second Sight Book One (Volume 1)", "The 24th Letter", "Hidden", "The Marriage Bargain (Marriage to a Billionaire)", "The EDGE Of Trust: Team EDGE"], "I3": ["Fatal Affair: Book One of the Fatal Series: One Night with You", "Force of Habit (A Falcone & Driscoll Investigation)", "The Night Train", "Eleven", "Cruel Justice (Justice Series) (Volume 1)", "Chasing Rainbows", "The Broken Road", "Firefly Beach", "Recovery", "The One You Love: Emma Holden Suspense Mystery Trilogy: Book One (Emma Holden Trilogy)"], "I4": ["Publication Manual of the American Psychological Association", "A Secret Wish: Wish Series, #1 (Volume 1)", "Castle Cay (Julie O'Hara Mystery)", "Where She Belongs (Destiny Falls)", "Lazarus Strain", "Sharky's Machine", "The White Angel Murder (Jon Stanton Mysteries)", "Lost Girls (The Cellar) (Volume 2)", "For Love of Livvy", "Hostile Witness"]}
{"id": "5d3b40ee197c9b91c94cf5d7e72071a5", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 3.0, 4.0, 3.0, 4.0, 4.0, 1.0, 4.0], "U3": [4.0, 3.0, 5.0, 4.0, 5.0, 3.0, 3.0, 4.0, 5.0, 4.0], "U4": [4.0, 3.0, 3.0, 4.0, 4.0, 2.0, 4.0, 4.0, 5.0, 4.0], "I2": ["Let the Sky Fall", "Beautiful Creatures. by Kami Garcia & Margaret Stohl", "Maid of Secrets (Maids of Honor)", "Boy in the Striped Pyjamas: A Fable", "Warm Bodies", "The Lost Symbol (Dan Brown)", "Anna Dressed in Blood (Anna, Book 1) (Anna Dressed in Blood Series)", "Chantress", "Bridget Jones's Diary: A Novel", "How My Summer Went Up in Flames"], "I3": ["The Dream Thieves (The Raven Cycle)", "Beautiful Chaos. by Margaret Stohl", "Shades of Earth", "Thirteen Reasons Why", "Golden", "Beautiful Redemption (Book 4) (Beautiful Creatures)", "Fault Line", "Million Suns", "The Island of Dr Moreau (Penguin Classics)", "Reached"], "I4": ["The Murmurings", "Sharp Objects", "Panic", "Level 2 (Memory Chronicles)", "Reality Boy", "What Came from the Stars", "The Kite Runner", "Unwind (Unwind Dystology)", "Horde (The Razorland Trilogy)", "The Vespertine"]}
{"id": "aac6487319bfb97692935a4ea94a55cd", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 2.0], "U3": [4.0, 3.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0], "I2": ["Take Two", "Transcendence", "Therapy", "Unravel: A Novel (Fairfax)", "Silver Lining", "Shame On You (Fool Me Once)", "Temporary Bliss (Volume 1)", "Undone (Unbreakable)", "Reclaiming the Sand", "Passion and Ponies (Chocoholics) (Volume 2)"], "I3": ["Six Months (Seven)", "Paradisal Tragedy (Volume 1)", "Flawed Perfection (Beautifully Flawed) (Volume 1)", "Mud Vein", "When the Sun Goes Down", "Until You're Mine (Volume 2)", "True Bliss (Volume 2)", "Waking Sarah (Vegas Mates) (Volume 3)", "Hard As You Can: A Hard Ink Novel", "Play (A Stage Dive Novel)"], "I4": ["Lifers", "Saving Toby: Toby & Claudia Book 1 (Volume 1)", "Dissolution: (Breach, #1.5", "Infraction (Breach) (Volume 2)", "Breach (Volume 1)", "Craving (The Willow Creek Vampires Series) (Volume 1)", "AnguiSH", "Sweet Ruin (University of Branton) (Volume 3)", "Just Between Us", "Anything Like Me: (Club 24 #5) (Volume 5)"]}
{"id": "bcf816ed8ad3f33ec4167d3050b4bbde", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 2.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 2.0, 3.0, 4.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 3.0, 3.0, 4.0, 4.0], "I2": ["Jewish Ritual: A Brief Introduction for Christians", "Brick Lane: A Novel", "Suburban Safari: A Year on the Lawn", "In Summer", "Juiced: Wild Times, Rampant 'Roids, Smash Hits, and How Baseball Got Big", "Taking Heat: The President, the Press, and My Years in the White House", "Jump In!: Even If You Don't Know How to Swim", "The World Is Flat [Updated and Expanded]: A Brief History of the Twenty-first Century", "Searching for the Sound:  My Life with the Grateful Dead", "In Plain Sight: The Startling Truth Behind the Elizabeth Smart Investigation"], "I3": ["The Woman from Hamburg and Other True Stories", "The Insider's Guide to the Colleges, 2005: Students on Campus Tell You What You Really Want to Know, 31st Edition (Insider's Guide to the Colleges: Students on Campus)", "Making the Most of College: Students Speak Their Minds", "If You Lived Here, I'd Know Your Name: News from Small-Town Alaska", "My Life So Far (Random House Large Print)", "Rolling Away: My Agony with Ecstasy", "Killing Yourself to Live: 85% of a True Story", "The Secret Man: The Story of Watergate's Deep Throat", "This Is Your Life: A Novel", "Spy Handler: Memoir of a KGB Officer - The True Story of the Man Who Recruited Robert Hanssen and Aldrich Ames"], "I4": ["The Opportunity", "Complete Book of Colleges, 2006 (College Admissions Guides)", "Lessons from the Apprentice: Secrets to Success from the Boardroom to the Business World", "Unlikely Angel: The Untold Story of the Atlanta Hostage Hero", "TrumpNation: The Art of Being The Donald", "The West's Last Chance: Will We Win the Clash of Civilizations?", "Herding Cats: A Life in Politics", "Fiske Guide to Colleges 2006", "Best 361 Colleges, 2006 (College Admissions Guides)", "Four Year Colleges 2006, Guide to (Peterson's Four-Year Colleges)"]}
{"id": "ecf12276fa9659b7150fa7ec902c3875", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 3.0, 1.0, 5.0, 4.0, 3.0, 2.0, 5.0, 3.0, 4.0], "U3": [4.0, 4.0, 2.0, 5.0, 3.0, 3.0, 5.0, 3.0, 2.0, 3.0], "U4": [4.0, 2.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 4.0, 4.0], "I2": ["Numbers: Book 1", "Feed (Newsflesh, Book 1)", "Nomansland", "The Curious Case of the Clockwork Man (A Burton & Swinburne Adventure)", "The Demon Trapper's Daughter: A Demon Trappers Novel", "Matched", "I Am Number Four (Lorien Legacies, Book 1)", "The Glorious Adventures of the Sunshine Queen", "City of Fallen Angels", "Rotters"], "I3": ["Jane Austen: A Life Revealed", "The Emerald Atlas (Books of Beginning)", "Nikki and Deja: Election Madness: Nikki and Deja, Book Four", "You'll Like It Here (Everybody Does)", "The Dagger Quick (The Dagger Chronicles)", "Hades (Halo Trilogy)", "Beauty Queens", "Feed (Newsflesh, Book 1)", "Wahoo Rhapsody (An Atticus Fish Novel)", "Fodor's Boston 2012 (Full-color Travel Guide)"], "I4": ["Steampunk! An Anthology of Fantastically Rich and Strange Stories", "Ashes", " Borrowing Abby Grace eBook", "The Notorious Benedict Arnold: A True Story of Adventure, Heroism & Treachery", "Goliath (The Leviathan Trilogy)", "Following Christopher Creed", "Jessica Rules the Dark Side", "The Technologists", "All That I Am: A Novel", "This Love Is Not For Cowards: Salvation and Soccer in Ciudad Jurez"]}
{"id": "1bea4f17493324d38c8000f844f8a463", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U4": [5.0, 4.0, 5.0, 5.0, 3.0, 4.0, 4.0, 4.0, 4.0, 4.0], "I2": ["Echo (Soul Seekers)", "Mystic (Soul Seekers)", "A Vampire's Christmas Carol", "The Longest Ride", "The Curse Keepers", "The Salvation: Unseen", "The Salvation: Unspoken (Vampire Diaries)", "Frigid", "A Shade Of Vampire 5: A Blaze Of Sun", "Horizon (Soul Seekers)"], "I3": ["First Impressions[ FIRST IMPRESSIONS ] by Roberts, Nora (Author) Nov-01-06[ Hardcover ]", "Perfect", "Storm (Elemental)", "Spark", "Spirit (Elemental)", "How to Run with a Naked Werewolf (Naked Werewolf Series)", "Falling to Pieces: Rose Gardner Between the Numbers Novella (Volume 1)", "Falling to Pieces: Rose Gardner Between the Numbers Novella (Volume 1)", "Accidentally In Love With...A God? (Accidentally Yours)", "Accidentally Married to...A Vampire? (Accidentally Yours)"], "I4": ["Sun God Seeks...Surrogate? (Accidentally Yours)", "Vampires Need Not...Apply?: An Accidentally Yours Novel", "Becoming Alpha (Alpha Girl) (Volume 1)", "Heart of Stone: A Beauty and Beast Novel (Gargoyles Series)", "Mistress of the Wind", "The Destiny of Violet & Luke (Callie & Kayden)", "Secret (Elemental)", "The Unseemly Education of Anne Merchant: Book One of the V Trilogy", "Under the Moon (Goddesses Rising)", "Heavy Metal"]}
{"id": "5fe02f157dd8b87b189174a3cc9b35bd", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U3": [4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Wild Ride (Black Knights Inc.)", "Fire On The Farm (Second Chance Cowboy Romance)", "Shameless Kiss: A Billionaire Possession Novel", "Baby Come Back", "Resurrecting Hope", "Slip of Fate: Werelock Evolution, Book 1", "Ghostface Killer", "Kidnapped by 2 Men: Menage Suspense Romance", "Courtesan", "Forsaken"], "I3": ["The Lady Most Likely...: A Novel in Three Parts", "Wanted By The Devil", "Seduced by the Sea Lord (Lords of Atlantis) (Volume 1)", "Train Me: A Billionaire & Virgin Romance", "His Virgin: A First Time Romance", "The Angel of Soriano: An Italian Romance", "Villain: A Dark Romance", "Prince's Dirty Little Secret (A Royal Secret Baby Romance)", "To Screech Their Own: (A BBW Paranormal Shifter Romance) (The Haven Series) (Volume 1)", "Tempting His Heart (Serenity Springs) (Volume 1)"], "I4": ["Under Mr. Nolan's Bed (Revised)", "For Love Or Freedom", "The Billionaire's Fake Marriage", "Legally Yours (Spitfire)", "If the Duke Demands (Capturing the Carlisles)", "Indiscretion: A Standalone Forbidden Romance", "Their Virgin Nanny", "Dishonorable", "Disgraced", "Making Her His: A Singular Obsession Book One"]}
{"id": "015f4f0e39f661713be9e81c94f071a0", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 3.0, 3.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U3": [3.0, 5.0, 4.0, 3.0, 4.0, 5.0, 5.0, 4.0, 5.0, 3.0], "U4": [5.0, 5.0, 3.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0], "I2": ["Game Theory: A Very Short Introduction", "The Elegant Universe: Superstrings, Hidden Dimensions, and the Quest for the Ultimate Theory", "Elegant Universe : Superstrings, Hidden Dimentions, and The Quest for the Ultimate Theory", "Beyond Boundaries of Biomedicine: Pragmatic Perspectives on Health and Disease (At the Interface/Probing the Boundaries 4)", "Uncertain Science . . . Uncertain World", "Introducing Structures (Ellis Horwood series in civil engineering)", "25 Big Ideas: The Science That's Changing Our World", "Richistan: A Journey Through the American Wealth Boom and the Lives of the New Rich", "The Quantum and the Lotus: A Journey to the Frontiers Where Science and Buddhism Meet", "People: Psychology from a Cultural Perspective"], "I3": ["Teach Yourself Philosophy of Science", "How Doctors Think", "Humanities through The Arts", "The Geography of Thought: How Asians and Westerners Think Differently...and Why", "Superclass: The Global Power Elite and the World They Are Making", "Naked Economics: Undressing the Dismal Science", "Theoretical Approaches in Psychology (Routledge Modular Psychology)", "Structural Engineering: History and development", "Design Paradigms", "International Relations: A Very Short Introduction"], "I4": ["Just A Theory: Exploring The Nature Of Science", "Structures: Or Why Things Dont Fall Down (Pelican)", "Geopolitics: A Very Short Introduction", "Introducing Political Philosophy", "Environmental Biology for Engineers and Scientists", "Infotopia: How Many Minds Produce Knowledge", "Click: What Millions of People Are Doing Online and Why it Matters", "When God Is Gone, Everything Is Holy: The Making of a Religious Naturalist", "From Science to God: A Physicist's Journey into the Mystery of Consciousness", "Talent is Overrated: What Really Separates World-Class Performers from Everybody Else"]}
{"id": "0ce74a152d67a082691320d70de779f9", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U4": [5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0], "I2": ["Bulletproof (Unknown Identities) (Volume 1)", "Silence: The Faces of Evil Christmas Prequel", "Vicious: The Faces of Evil Series: Book 7 (Volume 7)", "Dead Eye (Gray Man)", "Secrets on the Sand (The Barefoot Bay Series)", "Deathwatch: Broslin Creek", "Seduction on the Sand (The Barefoot Bay Series)", "Alone (A Bone Secrets Novel)", "Scandal on the Sand (The Barefoot Bay Series)", "The Barefoot Billionaires: A Barefoot Bay Collection"], "I3": ["She Can Hide", "Vile: The Faces of Evil Book 8 (Volume 8)", "You're Not Safe (Texas Rangers)", "Barefoot in White (The Barefoot Bay Series)", "Vanished (Callahan & McLane)", "Heinous: Faces of Evil Series Book 9", "Extreme Measures (Aegis)", "Midnight Betrayal", "Mine to Have (Mine - Romantic Suspense) (Volume 5)", "A Deadly Business (A Mia Quinn Mystery)"], "I4": ["On Her Father's Grave (Rogue River Novella)", "Bone Cold (Bone Series)", "Gone to Her Grave (Rogue River Novella)", "Cover Your Eyes (Morgans of Nashville)", "Trust Me Once", "Her Grave Secrets (Rogue River Novella)", "A Christmas to Remember", "Walking on Her Grave (Rogue River Novella)", "Depraved (Faces of Evil) (Volume 10)", "Forced Disappearance (Civilian Personnel Recovery Unit)"]}
{"id": "87e06085227f9d24ef1031389f780fd7", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 3.0, 3.0, 4.0, 3.0, 4.0, 5.0, 4.0, 4.0], "U3": [5.0, 5.0, 4.0, 3.0, 4.0, 3.0, 3.0, 4.0, 4.0, 5.0], "U4": [5.0, 4.0, 4.0, 4.0, 4.0, 3.0, 3.0, 4.0, 4.0, 5.0], "I2": ["Pazuzu's Girl", "Erebos", "How To Slay a Dragon: The Journals Of Myrth (Volume 1)", "The Last Condo Board of the Apocalypse", "Dark River Road", "Nevermore", "A Greyhound of a Girl", "Drift: The Unmooring of American Military Power", "Five Million Dollar Cat (A Novella)", "Blackbirds"], "I3": ["The Art of Fielding: A Novel", "Love and Capital: Karl and Jenny Marx and the Birth of a Revolution", "Code Name Verity", "Fatal Incision", "The Woman Reader", "Dead Scared (Lacey Flint Novels)", "Beneath the Shadows: A Novel", "The Fear Artist (A Poke Rafferty Novel)", "The Lynching of Louie Sam", "Wilderness"], "I4": ["The Republican Brain: The Science of Why They Deny Science- and Reality", "Into the Pumpkin", "What's the Matter with White People: Why We Long for a Golden Age That Never Was", "Oddkins: A Fable for All Ages", "The Twisted Window (Laurel-Leaf Suspense Fiction)", "Sign Off (Caught Dead in Wyoming)", "You Got to Be Kidding! A Radical Satire of The Bible", "Losing Christina: Fog", "Fires of London (The Francis Bacon Mysteries)", "The Violinist's Thumb: And Other Lost Tales of Love, War, and Genius, as Written by Our Genetic Code"]}
{"id": "dd676908cee8b0f80eea5c1995a5a05b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 2.0], "U3": [4.0, 2.0, 5.0, 5.0, 1.0, 5.0, 5.0, 1.0, 2.0, 5.0], "U4": [1.0, 2.0, 1.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 4.0], "I2": ["A Matter Of Blood: The Dog-Faced Gods Book One (DOG-FACED GODS TRILOGY)", "Impossible", "Tales of the Otherworld: A Novel", "Kiss of Death (Morganville Vampires, Book 8)", "Dead in the Family (Sookie Stackhouse/True Blood, Book 10)", "Jekel Loves Hyde", "Grave Sight (Harper Connelly Mysteries, Book 1)", "Shakespeare's Landlord (Lily Bard Mysteries, Book 1)", "Poppy Done to Death (Aurora Teagarden Mysteries, Book 8)", "Grave Secret (Harper Connelly Mysteries, Book 4)"], "I3": ["Vampire Academy: Spirit Bound (book 5)", "Blood Trail (Blood Books)", "Magic Bleeds (Kate Daniels)", "Infinity: Chronicles of Nick", "Bullet (Anita Blake, Vampire Hunter)", "Married by Morning (Hathaways, Book 4)", "Feed (Newsflesh, Book 1)", "Black Blade Blues (Sarah Jane Beauhall)", "Ten Things I Love About You", "Salt and Silver"], "I4": ["Colters' Lady (Colters' Legacy)", "Kitty Goes to War", "Dawn on a Distant Shore", "Love in the Afternoon (Hathaways, Book 5)", "Teenage Book of the Month the Other Countess", "Mind Games (The Disillusionists Trilogy: Book 1)", "Tigers and Devils", "Beautiful Malice: A Novel", "Lady Isabella's Scandalous Marriage (Mackenzies Series)", "Eternal Kiss of Darkness"]}
{"id": "3f692860a905786fc851479752e43de0", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Hondo and Fabian", "Bee-Bim Bop!", "Fabian Escapes", "Whistling in the Dark", "The Liberation of Gabriel King", "Big Cats", "The Mysterious World (Mysteries of the Unknown)", "Mysterious World: Ireland", "The Fifth Vial", "Zoe Sophia's Scrapbook: An Adventure in Venice"], "I3": ["Night of the Gargoyles", "Icebergs and Glaciers", "Joshua's Hammer (Kirk McGarvey Novels)", "Life Application Study Bible, NASB", "100 Things You Should Know About Inventions", "Smoothies!: 75 Refreshing Recipes Including Cherry Delight, Berry Dazzler & Banana Breakfast", "Good Housekeeping 100 Best Chicken Recipes", "SOLD", "Bible Lands (Eyewitness)", "The Three Pigs"], "I4": ["Byzantium", "Little Bunny on the Move", "Book (Dorling Kindersley Eyewitness Books)", "On the Fifth Day", "The Crane Maiden", "Maggie's Door", "The Ultimate Italian Cookbook: Over 200 Authentic Recipes from All over Italy, Illustrated Step-By-Step", "Flight #116 Is Down! (Point)", "Cat (Eyewitness)", "Spring Pearl: The Last Flower (Girls of Many Lands-CHINA)"]}
{"id": "e8dc79d46ddae72374175bbcda622f0c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 3.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U3": [3.0, 1.0, 4.0, 2.0, 3.0, 4.0, 3.0, 3.0, 4.0, 2.0], "U4": [5.0, 5.0, 5.0, 4.0, 3.0, 3.0, 3.0, 1.0, 3.0, 5.0], "I2": ["My Stroke of Insight: A Brain Scientist's Personal Journey", "House of Happy Endings: A Memoir", "Dewey: There's a Cat in the Library!", "The Glass Castle", "Rapture Ready!: Adventures in the Parallel Universe of Christian Pop Culture", "Ambulance Girl: How I Saved Myself By Becoming an EMT", "Diary of Wimpy Kid. The Last Straw (Diary of a Wimpy Kid)", "Castaway in Paradise: The Incredible Adventures of True-Life Robinson Crusoes", "Chalked Up: Inside Elite Gymnastics' Merciless Coaching, Overzealous Parents, Eating Disorders, and Elusive Olympic Dreams", "Best Answers to 202 Job Interview Questions: Expert Tips to Ace the Interview and Get the Job Offer"], "I3": ["Home: A Novel", "44 Scotland Street (44 Scotland Street Series, Book 1)", "The Intellectual Devotional: Revive Your Mind, Complete Your Education, and Roam Confidently with the Cultured Class", "The Island of Lost Maps: A True Story of Cartographic Crime", "The Dead Beat: Lost Souls, Lucky Stiffs, and the Perverse Pleasures of Obituaries", "The Sword of the Wormling", "Home Was The Land Of Morning Calm: A Saga Of A Korean-american Family", "Blink - The Power Of Thinking Without Thinking", "Mrs. Lincoln and Mrs. Keckly: The Remarkable Story of the Friendship Between a First Lady and a Former Slave", "An American Story"], "I4": ["Ethan Frome", "Evidence Not Seen: A Woman's Miraculous Faith in the Jungles of World War II", "WAKING UP SCREAMING FROM THE AMERICAN DREAM: NPR's Roving Correspondent Reports from the Bumpy Road to Success", "Called Out of Darkness: A Spiritual Confession", "Russell Baker's Book of American Humor", "Hungry Hill: A Memoir", "The Man Who Made Vermeers: Unvarnishing the Legend of Master Forger Han van Meegeren", "Three Weeks With My Brother", "Off the Deep End: The Probably Insane Idea That I Could Swim My Way Through a Midlife Crises, And Qualify For the Olympics", "Drive: 9 Ways to Motivate Your Kids to Achieve"]}
{"id": "182ff2a285337d0e981081117753b058", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["A+ All-In-One Certification Exam Guide", "20 Years of Censored News", "The Glory of Their Times: The Story of the Early Days of Baseball Told by the Men Who Played It (Harper Perennial Modern Classics)", "Censored 1999: The News That Didn't Make the News", "Code: And Other Laws of Cyberspace", "Moral Politics: What Conservatives Know That Liberals Don't", "Conspiracy Theories: Secrecy and Power in American Culture", "Dirty Truths", "The Father of Spin: Edward L. Bernays and the Birth of Public Relations", "Hell to Pay: The Unfolding Story of Hillary Rodham Clinton"], "I3": ["Why Government Doesn't Work: How Reducing Government Will Bring Us Safer Cities, Better Schools, Lower Taxes, More Freedom and Prosperity for All", "The Life That Ruth Built: A Biography", "How I Found Freedom in an Unfree World.", "White House: Confidential", "All-In-One Cisco CCIE Lab Study Guide", "The 500 Home Run Club, Limited Edition", "A+ Prep and Cram Pack", "The Phillies Reader", "Hoosier Century: 100 Years of Photography from the Indianapolis Star and News", "Silicon Boys: And Their Valley of Dreams"], "I4": ["POW/MIA: America's Missing Men: The Men We Left Behind", "Conspiracies, Lies, and Hidden Agendas", "A Delusion Of Satan", "The New Dickson Baseball Dictionary", "Law & Order: The Unofficial Companion -- Updated and Expanded", "Why Didn't You Get Me Out?: The Story of Vietnam's Longest Held P.O.W.", "Jack Nicklaus", "The Christ Conspiracy: The Greatest Story Ever Sold", "The Sand Man: An Autobiography", "The Mafia Encyclopedia"]}
{"id": "68af3535b2686c9593f187e56f435814", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 3.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Shine Not Burn", "Carter Reed 2: Carter Reed Series", "MacKenzie Fire: A Sequel to Shine Not Burn", "Dark Boundaries", "Cruel Boundaries (The Boundaries Series) (Volume 2)", "Rule: A Marked Men Novel", "Him", "The Reeducation of Savannah McGuire", "Truth or Beard (Winston Brothers) (Volume 1)", "Grey: Fifty Shades of Grey as Told by Christian (Fifty Shades of Grey Series)"], "I3": ["Better When He's Bad: A Welcome to the Point Novel", "Jet: A Marked Men Novel", "Rome: A Marked Men Novel", "Vodka Dreams (Distilled Love) (Volume 1)", "Better When He's Bold: A Welcome to the Point Novel", "Better When He's Brave: A Welcome to the Point Novel", "The Opportunist", "Tyrant: King Part 2", "Fallen Crest University (Fallen Crest Series) (Volume 5)", "Rowdy: A Marked Men Novel"], "I4": ["Asa (The Marked Men)", "Until Friday Night: A Field Party Novel", "Cocky Bastard", "Real (The REAL series)", "I Wish", "Legal Affairs: McKayla's Story (The Legal Affairs Series) (Volume 1)", "Fallen Crest High", "Hollywood Dirt", "Bright Side", "Gus"]}
{"id": "fba1b5524ed96730e75dbc818c872750", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 5.0, 2.0, 4.0, 4.0, 1.0, 1.0, 4.0, 3.0], "U3": [4.0, 4.0, 3.0, 3.0, 4.0, 3.0, 4.0, 3.0, 4.0, 4.0], "U4": [3.0, 3.0, 4.0, 2.0, 3.0, 4.0, 5.0, 3.0, 4.0, 4.0], "I2": ["What The Heart Wants: An Angel Ridge Novel", "Death on a High Floor: A Legal Thriller", "The Perfect Assassin", "To Have and to Kill (Piper Donovan/Wedding Cake Mysteries)", "Don't Turn Around", "Justice", "Against the Law (The Raines of Wind Canyon)", "Notorious Nineteen: A Stephanie Plum Novel", "Treasures of Healthy Living", "Dread Champion (Chelsea Adams Series #2)"], "I3": ["Crazy in Paradise", "Thicker than Water (Leo Waterman Mystery)", "Married By Mistake", "First Prophet (A Bishop Files Novel)", "Havoc: A Betrayed Novel", "Firelight (Darkest London)", "And She Was: A Novel of Suspense (Brenna Spector Novel)", "The Home", "Never Buried: A Leigh Koslow Mystery (Volume 1)", "The Seer Expanded Edition: The Prophetic Power of Visions, Dreams and Open Heavens"], "I4": ["The One You Love: Emma Holden Suspense Mystery Trilogy: Book One (Emma Holden Trilogy)", "Buried In Benidorm: (Max Castillo Mystery #1) (Max Castillo Mysteries)", "The Final Arrangement: A Cozy Flower Shop Mystery (The Flower Shop Mystery Series)", "HCSB Study Bible, Black/Gray LeatherTouch Indexed", "The Mamacita Murders (Volume 1)", "Jet", "The Ministry And Myth Of The First Lady", "Wonderfully Made: Healthy Eating & Abundant Living: 6 Bible Study Sessions for Personal or Small-Group Study", "Collateral Damage (Matt Royal Mysteries, No. 6) (A Matt Royal Mystery)", "Only The Innocent"]}
{"id": "4dd71821579a1129224fb948865ba90e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 3.0, 5.0, 5.0, 3.0, 4.0, 5.0, 5.0, 4.0], "U3": [4.0, 2.0, 2.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 2.0], "U4": [4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Falling for the Good Guy (Nice Girl to Love, Book Two) (Volume 2)", "The Tycoon's Revenge: Baby for the Billionaire", "The Tycoon's Revenge: Baby for the Billionaire", "Choosing the Right Man (Nice Girl to Love, Book Three) (Volume 3)", "Finding the Right Girl (Can't Resist) (Volume 4)", "A Novel Obsession (The Novel Series)", "Revealing Kia (The Lost Girl Series) (Volume 2)", "Gemini", "The Guys Are Props Club", "Agent I1: Tristan (The D.I.R.E. Agency)"], "I3": ["Dreamer (The Kali Lockton Trilogy) (Volume 1)", "Maybe Fate", "Fate Book (a New Adult Novel)", "Sweet Home", "Hush, Hush", "3:AM Kisses (3:AM Kisses 1)", "A Shade Of Vampire 4: A Shadow Of Light (Volume 4)", "A Shade Of Vampire 2: A Shade Of Blood", "A Castle Of Sand (A Shade of Vampire) (Volume 3)", "Crazy Beautiful Love (The Martelli Brothers)"], "I4": ["A Shade of Vampire 2: A Shade of Blood", "My Immortal", "The Fiery Heart: A Bloodlines Novel", "Obsession", "Unteachable", "Opal: A Lux Novel", "Shadows (A Lux Novel)", "Vampire Academy (Vampire Academy, Book 1)", "Frostbite", "Skater Boy (X-Treme Boys Series, Book 1) (Volume 1)"]}
{"id": "b2c1cd00e22513fffe0eb5eb7b247ef8", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 1.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [4.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Play With Me (With Me In Seattle)", "Battlescars: A Rock & Roll Romance", "The Opportunist", "Escorted", "Fight With Me (With Me In Seattle) (Volume 2)", "Troubles and Treats: A Silly Journey Through a Sticky Situation (Chocolate Lovers)", "Hard to Love", "Come Away With Me: Book One in the With Me In Seattle Series (Volume 1)", "Rock My Bed (Black Falcon Series)", "Beautiful Bastard"], "I3": ["The Unidentified Redhead (The Redhead Series)", "Sometimes Never", "Playing for Keeps (Neighbor from Hell)", "Perfection: A Neighbor From Hell Novel", "Kaleb: An Alluring Indulgence Novel (Volume 1)", "Beautiful Bitch (The Beautiful Series)", "The Proposal", "Pulse: Book Two in the Collide Series", "Beautiful Stranger", "Zane: An Alluring Indulgence Novel (Volume 2)"], "I4": ["the proposition", "Reaper's Property (Ellora's Cave Moderne)", "Trophy Husband", "Real (The REAL series)", "Safe Word", "Afflicted", "Strings", "Rock My World", "Travis: An Alluring Indulgence Novel (Volume 3)", "Everything for Us (A Bad Boys Novel)"]}
{"id": "6f8d54680f233a599ed6416f5c6eaf9c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 2.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0], "I2": ["Five Days in London, May 1940", "The Unburied", "Tales from the New Republic: Star Wars Legends", "Atlantis Found (Dirk Pitt Adventure)", "Bagombo Snuff Box: Uncollected Short Fiction", "What If? : Military Historians Imagine What Might Have Been", "Day Traders: The Untold Story of the Extreme Investors and How They Changed Wall Street Forever", "The Greatest Generation (Tom Brokaw)", "Sincerely, Andy Rooney", "Desire of the Everlasting Hills: The World Before and After Jesus (Hinges of History)"], "I3": ["A Positively Final Appearance: A Journal, 1996-1998", "Anne Morrow Lindbergh: A Biography", "My Century: A Novel", "Hurricane: The Miraculous Journey of Rubin Carter", "The Lion's Game", "Disgrace: A Novel", "The Dress Lodger (Ballantine Reader's Circle)", "On the Rez", "Lazarus and the Hurricane: The Freeing of Rubin 'Hurricane' Carter", "Fork in the Road"], "I4": ["Scandalmonger (Harvest Book)", "Star Wars: Dark Tide Onslaught", "Girl with a Pearl Earring", "Ghosts of Everest The Search For Mallory and Irvine", "A Conspiracy of Paper: A Novel", "The Debt: What America Owes to Blacks", "Sick Puppy", "Pilgrim: A Novel", "The Banyan Tree: A Novel", "A Slow Burning"]}
{"id": "1a882ab95492a05f10ea2496dc196c7a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 5.0, 4.0, 3.0, 5.0, 4.0, 5.0, 5.0], "U3": [4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U4": [4.0, 3.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Love on the Slopes (Heartsong Presents)", "The Psalms: Language for All Seasons of the Soul", "Burning Up (Smoke Jumpers)", "A Place to Call home (Front Porch Promises)", "Read It and Weep (A Library Lover's Mystery)", "Staged to Death (A Caprice De Luca Mystery)", "George Washington's Secret Six: The Spy Ring That Saved the American Revolution", "What Sarah Saw: Without a Trace, Book 1 (Steeple Hill Love Inspired Suspense #132)", "Vigilante (Jessica Daniel Book 2)", "Freezing Point (Love Inspired Suspense)"], "I3": ["Photo Finish: A McKenna Mystery", "Dead Man's Fancy: A Novel (A Sean Stranahan Mystery)", "The Baby Rescue (Witness Protection)", "The Tenth Circle (The Blaine McCracken Novels)", "Deadly Secrets: A Mapleton Mystery", "First Kisses (Inspy Kisses) (Volume 1)", "Santa Fe Fortune", "The Aquatic Labyrinth: a Venetian mystery", "Death Rides the River: A Joshua Miller Adventure (Joshua Miller Series) (Volume 2)", "Arctic Wargame: Justin Hall #1 (Volume 1)"], "I4": ["Don't Know Jack", "Exes (Max Segal)", "Grind His Bones", "Aloha Rose (Quilts of Love)", "The Rich and the Dead: A Novel (Lila Day Novels)", "Come Home to Me (Whiskey Creek)", "Lovebirds at the Heartbreak Cafe (Webster's Crossing) (Volume 1)", "Her Texas Cowboy (New Horizon Ranch) (Volume 1)", "Tripoli's Target: Justin Hall #2 (Volume 2)", "Deadly Bones: A Mapleton Mystery (Volume 2)"]}
{"id": "6317e6c38043913a29d47b6dbcae3f5e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0], "U4": [4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0], "I2": ["Breaking Her Rules (Red Stone Security Series) (Volume 6)", "Real (The REAL series)", "Lone Wolf (Shifters Unbound)", "The Sweetest Dark", "Claim Me (The Stark Series #2)", "Losing Me, Finding You: A New Adult Biker Erotic Romance ('Triple M' MC Series)", "Headed for Trouble (Troubleshooters)", "One for the Wicked: A Dark Mission Novel", "Moon (New Species)", "Dark Wolf (Spirit Wild)"], "I3": ["I'll Be Damned (Anna Wolfe Series) (Volume 1)", "A Taste of You", "A Howl for a Highlander (Highland Wolf)", "Predatory", "Connected (The Connections Series)", "Bare It All (Love Undercover)", "Eternal Demon: Mark of the Vampire", "Undeniable", "Unbeautifully (Undeniable) (Volume 2)", "A Fine Romance (Aisle Bound)"], "I4": ["In Too Deep (Others of Edenton) (Volume 1)", "The Last Boyfriend (Forever Love) (Volume 1)", "Avenging Angel (Fallen)", "Darkness Avenged (Guardians Of Eternity)", "A Witch's Handbook of Kisses and Curses", "Forever: The World of Nightwalkers", "Darkness Bred (Chimney Rock)", "Fire Inside: A Chaos Novel", "Tempted into Danger", "Tiger Magic (A Shifters Unbound Novel)"]}
{"id": "2d738e5779cd4bfef5d0afe004067127", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0], "U3": [4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 3.0, 3.0, 4.0, 2.0], "I2": ["No Yelling: The 9 Secrets of Marine Corps Leadership You Must Know to Win in Business", "The Innovative Leader: How to Inspire Your Team and Drive Creativity", "The New Rules of Marketing and PR: How to Use News Releases, Blogs, Podcasting, Viral Marketing and Online Media to Reach Buyers Directly", "Coolhunting: Chasing Down the Next Big Thing", "Information Trapping: Real-Time Research on the Web", "The Dip", "Pornified: How Pornography Is Transforming Our Lives, Our Relationships, and Our Families", "Connected: 24 Hours in the Global Economy", "Word of Mouth Marketing: How Smart Companies Get People Talking", "Fooled By Randomness: The Hidden Role of Chance in Life and in the Markets"], "I3": ["Spook Country", "The Marketing Mavens", "New Ideas from Dead CEOs: Lasting Lessons from the Corner Office", "Rebel Yell: A Short Guide to Fiction Writing", "The Myths of Innovation", "Small Is the New Big: and 183 Other Riffs, Rants, and Remarkable Business Ideas", "The Ultimate Sales Machine: Turbocharge Your Business with Relentless Focus on 12 Key Strategies (Library Edition)", "Influence: The Psychology of Persuasion, Revised Edition", "02 Standard of Honor Book Two of the Templar Trilogy (A Templar Novel)", "Marketing Champions: Practical Strategies for Improving Marketing's Power, Influence, and Business Impact"], "I4": ["They Don't Teach Corporate in College: A Twenty-something's Guide To The Business World", "What Made jack welch JACK WELCH: How Ordinary People Become Extraordinary Leaders", "Motivating the 'What's In It For Me?' Workforce: Manage Across the Generational Divide and Increase Profits", "The Dream Manager", "When a Crocodile Eats the Sun: A Memoir of Africa", "The Sales Manager's Success Manual", "Unstuck: A Tool for Yourself, Your Team, and Your World", "Fishing for Love on the Net: A Guide to Those Searching for Love", "Marketing Your Small Business for Big Profits", "Selling Blue Elephants: How to make great products that people want BEFORE they even know they want them ."]}
{"id": "0aaf17622a76730120c6699e262ad6f0", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 3.0, 4.0, 4.0], "U3": [2.0, 4.0, 2.0, 4.0, 4.0, 4.0, 2.0, 2.0, 5.0, 5.0], "U4": [3.0, 5.0, 4.0, 5.0, 1.0, 4.0, 3.0, 4.0, 5.0, 4.0], "I2": ["The Secrets of Marie Antoinette", "The Master of Mary of Burgundy: A Book of Hours for Engelbert of Nassau ( Bodleian Library, Oxford)", "The Court of the Lion: A Novel of the T'Ang Dynasty", "Timegods' World", "The New Archaeology and the Ancient Maya ('Scientific American' Library)", "Lady Jane Grey and the House of Suffolk", "The Night Stalker: A 25th Anniversary Tribute", "Nameless Magery (Del Rey Discovery)", "Faberge: Lost and Found : The Recently Discovered Jewelry Designs from the St. Petersburg Archives", "Cowboy and The Vampire: A Very Unusual Romance"], "I3": ["The World on Blood", "Orientalism: Visions of the East in Western Dress", "The Yamato Dynasty: The Secret History of Japan's Imperial Family", "Venice & The Veneto (Eyewitness Travel Guides)", "Bridling Chaos", "Wintermind (Solitude Trilogy)", "Lord of Chaos", "Lord of Chaos", "Imperial China: Photographs 1850-1912", "I am Mary Tudor"], "I4": ["The Memoirs of Lady Hyegyong: The Autobiographical Writings of a Crown Princess of Eighteenth-Century Korea", "Lady Crymsyn (Vampire Files, No. 9)", "Olga Romanov", "The Country Diary of An Edwardian Lady: A facsimile reproduction of a 1906 naturalist's diary", "Blood of My Blood", "Wildside", "Tudor Women", "The Night Inside", "The Moon and the Sun", "Josephine: A Life of the Empress"]}
{"id": "936d8824084dc537e7cf7e1aad3b82e8", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "I2": ["A New Home for Lily (The Adventures of Lily Lapp) (Volume 2)", "5 Days to a Clutter-Free House: Quick, Easy Ways to Clear Up Your Space", "Unbreakable (Road to Kingdom) (Volume 2)", "Redeeming Grace: When a killer moves into the White House no one is safe  Not even the dead.", "The Fairest Beauty (Fairy Tale Romance Series)", "Wake Up, Generation: You Have a Life...How Will You Use It?", "Rebekah: A Novel (Wives of the Patriarchs) (Volume 2)", "Shattered (Alaskan Courage) (Volume 2)", "The Digest Diet Cookbook", "Daybreak: The Days of Redemption Series, Book One"], "I3": ["Fear, Faith, and a Fistful of Chocolate: Wit and Wisdom for Sidestepping Lifes Worries", "Mind of Her Own", "Picture Perfect: A Novel (Weddings by Design)", "For Love of Eli: Quilts of Love Series", "When the Heart Heals: A Novel (Sisters at Heart)", "Firefly Island: A Novel", "A Story of God and All of Us: A Novel Based on the Epic TV Miniseries 'The Bible'", "Safari, So Good!: All About African Wildlife (Cat in the Hat's Learning Library)", "Prayers for Every Day (Roma Downey's Little Angels series)", "The Return of Cassandra Todd"], "I4": ["Moonlight Masquerade: A Regency Romance", "Unholy Hunger: A Novel (Lure of the Serpent)", "The Icecutter's Daughter (Land of Shining Water)", "You're Made for a God-Sized Dream: Opening the Door to All God Has for You", "Strand of Deception: A Justice Seekers Novel", "Beautiful Battlefields", "Tyndale: The Man Who Gave God an English Voice", "Grave Consequences: A Novel (Grand Tour Series)", "Befriending Your Ex after Divorce: Making Life Better for You, Your Kids, and, Yes, Your Ex", "Love in a Broken Vessel: A Novel"]}
{"id": "a7cec90959285eaac0da5b6c94f18736", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 3.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 3.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0], "I2": ["Sisters in White (Snow Sisters)", "Sisters in Bloom (Snow Sisters)", "Lovers at Heart (Love in Bloom: The Bradens) (Volume 4)", "Destined for Love (Love in Bloom: The Bradens): Rex Braden (Volume 5)", "Friendship on Fire (LOVE IN BLOOM: The Bradens) (Volume 6)", "Bursting with Love: Savannah Braden (Love in Bloom: The Bradens) (Volume 8)", "Hearts at Play (Love in Bloom: The Bradens): Hugh Braden (Volume 6)", "Honeymoon for One", "Hidden Gifts: Castle Mountain Lodge Series", "When Lightning Strikes (Whiskey Creek)"], "I3": ["Exclusively Yours (The Kowalskis)", "Almost A Bride (Wyoming Wildflowers)", "Worth The Weight: The Worth Series Book 1: A Copper Country Romance (Volume 1)", "Worth The Drive: The Worth Series, Book 2: A Copper Country Romance (Volume 2)", "Drums of Autumn", "Game of Love (Love in Bloom: The Remingtons, Book 1) (Volume 10)", "Throne of Glass", "Crown of Midnight (Throne of Glass)", "The Giver (Collins Modern Classics)", "Stroke of Love (Love in Bloom: The Remingtons, Book 2) (Volume 11)"], "I4": ["Bossypants", "Up to the Challenge (An Anchor Island Novel)", "Flames of Love (Love in Bloom: The Remingtons, Book 3) (Volume 12)", "Up to the Challenge (An Anchor Island Novel)", "Home to Stay (An Anchor Island Novel)", "Hidden", "Virgin River (Virgin River, Book 1) (A Virgin River Novel)", "When Snow Falls (Whiskey Creek)", "Falling Into You", "Shelter Mountain: A Virgin River Novel"]}
{"id": "a6cbfd0ad05035515157d0935786ab45", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 1.0, 2.0, 4.0, 5.0, 2.0, 2.0, 5.0], "U3": [4.0, 3.0, 3.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0], "U4": [5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 3.0, 4.0, 4.0, 5.0], "I2": ["The Case Against Hillary Clinton", "Timeline", "The Coffin Dancer", "Dark Lady", "Blue Angel: A Novel", "The Lion's Game", "The Empty Chair (Lincoln Rhyme Novels)", "The Run", "The Brethren", "Nothing but the Truth (Dismas Hardy)"], "I3": ["Praying for Sleep", "A Time For Treason: An Historical Novel", "Flash Point", "High Five (Stephanie Plum, No. 5) (Stephanie Plum Novels)", "Ten Thousand Islands (Doc Ford)", "Hot Six", "The Sharks of Lake Nicaragua: True Tales of Adventure, Travel, and Fishing", "The Naked Detective", "The Insider: A Novel", "Hammerhead Ranch Motel (Serge Storms)"], "I4": ["Rough Draft", "Purple Cane Road: A Novel (Dave Robicheaux Mysteries)", "The Hearse You Came in on", "Family Honor", "Wild Justice", "Blood Money, A Jane Whitefield Novel", "Hugger Mugger: A Spenser Novel (Spenser Mysteries)", "Aloha, Mr. Lucky", "Gumbo Limbo: An Alex Rutledge Mystery", "The Flight"]}
{"id": "c0f7ddc332f8de3aa4cf8079e3f9cae6", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 5.0, 4.0, 3.0, 3.0, 4.0, 4.0, 5.0, 3.0], "U3": [5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 2.0, 5.0, 4.0, 4.0], "U4": [5.0, 3.0, 2.0, 3.0, 4.0, 4.0, 5.0, 2.0, 5.0, 5.0], "I2": ["City of Bones", "Hannibal", "Jolie Blon's Bounce: A Novel", "Bitterroot", "Who Says Elephants Can't Dance? : How I Turned Around IBM", "Tricky Business", "December 6: A Novel", "Batavia's Graveyard: The True Story of the Mad Heretic Who Led History's Bloodiest Mutiny", "Reversible Errors", "Red Rabbit"], "I3": ["PREY.", "Summer of Night: A Novel", "The Associate", "The Prince of Deadly Weapons: A Novel", "Backfire: Carly Fiorina's High-Stakes Battle for the Soul of Hewlett-Packard", "Dark Hollow", "Perfect Enough: Carly Fiorina and the Reinvention of Hewlett Packard", "The Dante Club: A Novel", "The Last Detective", "Murder in the Hearse Degree: A Novel"], "I4": ["Derailed", "Time Stand Still: A Darren Camponi Novel", "Amazonia", "Prairie Gothic (Mad Dog & Englishman Series)", "A Time to Die: The Untold Story of the Kursk Tragedy", "Haunted Ground", "Still Life with Crows (Pendergast, Book 4)", "Jinn: A Novel", "Avenger", "Last Car to Elysian Fields: A Dave Robicheaux Novel"]}
{"id": "7ad842dc7b9bbf72d48c39de540dd5b1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["In Too Deep (Others of Edenton) (Volume 1)", "The Ultimate Sacrifice: Book One of The Gifted Teens Series (Volume 1)", "Anywhere But Here: The Starborn Ascension: Book One", "Clarity", "Twin Souls (Nevermore, Book 1)", "The Fallen Star: Fallen Star Series", "First Days (The Academy) (Volume 2)", "Obsidian (Lux)", "Xoe: Vampires, and Werewolves, and Demons, Oh My! (Xoe Meyers Young Adult Fantasy/Horror Series) (Volume 1)", "Introductions (The Academy) (Volume 1)"], "I3": ["Open Minds: (Mindjack Series Book 1)", "Friends vs. Family (The Academy) (Volume 3)", "Drop of Doubt (The Academy) (Volume 5)", "Push and Shove (The Academy) (Volume 6)", "Witchblood (Volume 1)", "Forgiveness and Permission (The Ghost Bird Series) (Volume 4)", "Kalona's Fall (House of Night Novella)", "How to Draw Pokemon", "Pokemon: Essential Handbook", "Wicked (Celestra Series) (Volume 4)"], "I4": ["Growl", "Expel (Celestra Series) (Volume 6)", "Elysian (Celestra Series Book) (Volume 9)", "Celestra Forever After", "Three of Hearts", "A Chance for Charity: The Immortal Ones", "Parched", "Guardians: The Girl (Volume 1)", "True Love and Magic Tricks (Beds Series)", "Mindspeak (Volume 1)"]}
{"id": "1d91381b3695098c1cf5b52e4cf344b2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 3.0, 4.0, 4.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0], "U4": [4.0, 3.0, 3.0, 4.0, 5.0, 2.0, 5.0, 2.0, 5.0, 2.0], "I2": ["Thunderland", "Book Promotion for the Shameless: 101 Marketing Tips That Really Work! (Spilled Candy Books for Writers)", "The Juanita Bynum Topical Bible", "Sally Hemings: An American Scandal: The Struggle to Tell the Controversial True Story", "You Still Ghetto: You Know You're Still Ghetto If...", "Fathering Words: The Making of an African American Writer", "Six Days in January", "The BAP Handbook - The Official Guide to the Black American Princess", "Adam! Where Are You?: Why Most Black Men Don't Go to Church", "Not Out Of Africa: How ''Afrocentrism'' Became An Excuse To Teach Myth As History (A New Republic Book)"], "I3": ["From Rage to Responsibility: Black Conservative Jesse Lee Peterson and America Today", "Sally Hemings: A Novel", "On Writing: A Memoir of the Craft", "On Writing", "Woman, Thou Art Loosed! the Novel", "Basic Economics A Citizen's Guide to the Economy", "A Personal Odyssey", "In Search of Goodpussy: Living Without Love", "Why Black Men Choose White Women", "Sister Betty! God's Calling You!"], "I4": ["Do Black Women Hate Black Men?", "The Good Black: A True Story of Race in America", "We Can't Go Home Again: An Argument About Afrocentrism", "No Apology Necessary: How hidden prophecies in the Old Testament foretold the tragedy of slavery and give the answers to racial tension in America", "Spoonbread & Strawberry Wine: Recipes and Reminiscences of a Family", "Going Off: A Guide for Black Women Who've Just About Had Enough", "No Man Knows My History : The Life of Joseph Smith", "Basic Black: Home Training for Modern Times", "PICK A BETTER COUNTRY: An Unassuming Colored Guy Speaks His Mind About America", "The End of Racism: Principles for a Multiracial Society"]}
{"id": "37225eb08b63daaaed2858816b8e0b13", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 3.0, 4.0, 3.0, 1.0, 5.0, 5.0, 4.0, 3.0, 3.0], "U3": [5.0, 5.0, 3.0, 4.0, 4.0, 3.0, 3.0, 4.0, 3.0, 4.0], "U4": [4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 3.0, 3.0, 3.0, 3.0], "I2": ["Yours to Keep (The Kowalskis)", "Passion Potion: A New Adult Paranormal Romance (The Golden Enchanters) (Volume 1)", "Racing to Love Jesse's Soul", "The Darkest Seduction (Lords of the Underworld)", "Matchplay: A New Adult Romance", "I've Got Your Number (Thorndike Press Large Print Basic)", "The Statistical Probability of Love at First Sight", "Star Crossed (Stargazer)", "Can't Stand The Heat (Recipe for Love)", "Stages of Grace"], "I3": ["Grasping at Eternity (The Kindrily)", "Incarnate (Incarnate Trilogy)", "Carrier of the Mark", "Mila 2.0", "Scorched Skies (A Fire Spirits Novel)", "Smokeless Fire: a Fire Spirits novel", "Borrowed Ember (Fire Spirits #3)", "When Summer Comes (Whiskey Creek)", "How It Rolls (Love and Skate)", "Honey Pie (Cupcake Club)"], "I4": ["The Collector (Dante Walker)", "Sugar Rush (Cupcake Club)", "Virulent: The Release (Volume 1)", "On Dublin Street (On Dublin Street Series)", "The Summer I Became a Nerd", "Girls Love Travis Walker", "Writers Workshop of Science Fiction & Fantasy", "The Cowboy's E-Mail Order Bride (Cowboys of Chance Creek) (Volume 1)", "Reboot", "Foreplay: The Ivy Chronicles"]}
{"id": "1457170f15169d1a7c2d07ececaa09f5", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 5.0, 4.0, 2.0, 3.0, 3.0, 5.0, 3.0, 5.0], "U3": [4.0, 4.0, 4.0, 3.0, 5.0, 5.0, 4.0, 3.0, 2.0, 5.0], "U4": [5.0, 2.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "I2": ["Off Season", "American Wife", "Away: A Novel", "Between Here and April", "Beside a Burning Sea", "Dark Summer", "Joseph", "My Only Story: A Novel", "First Kill Your Family: Child Soldiers of Uganda and the Lord's Resistance Army", "November 22, 1963: A Novel"], "I3": ["The Miracle at Speedy Motors (No. 1 Ladies' Detective Agency Series)", "The Hour I First Believed", "Peony in Love: A Novel", "Catching Genius", "Girls in Trouble: A Novel", "Lush Life: A Novel", "I Smile Back", "A Map of the Known World", "Privilege", "A Mouthful of Air"], "I4": ["The Story Of Edgar Sawtelle", "Scarpetta (A Scarpetta Novel)", "Ablutions: Notes for a Novel", "Gentlemen", "One Good Turn", "Into That Good Night", "Critical Mass", "comeback -  a mother and daughter's journey through hell and back", "The Spare Room: A Novel", "Handle with Care"]}
{"id": "90060106cf918e2a8839ff92e3f57289", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 3.0, 5.0, 3.0, 5.0, 2.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 3.0, 3.0, 5.0, 2.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Fiend: The Shocking True Story Of America's Youngest Serial Killer", "The Children of Henry VIII", "Speak", "Mary, Bloody Mary", "Deranged: The Shocking True Story of America's Most Fiendish Killer!", "The Perks Of Being A Wallflower (Turtleback School & Library Binding Edition)", "Depraved", "Nzingha: Warrior Queen of Matamba, Angola, Africa, 1595", "Cartoon History of the United States (Cartoon Guide Series)", "Cartoon History of the United States"], "I3": ["Silent To The Bone", "Fever 1793", "Born Blue", "Princess in the Spotlight (The Princess Diaries, Vol. 2)", "Baby Names Now: From Classic to Cool--The Very Last Word on First Names", "Anna Leonowens: A Life Beyond 'the King and I'", "The Last Victim: A True-Life Journey into the Mind of the Serial Killer", "Suicide and Attempted Suicide: Methods and Consequences", "Black Mirror", "The Devil's Dictionary (Dover Thrift Editions)"], "I4": ["Empty Promises", "Send Me Down a Miracle", "Stalemate: A Shocking True Story of Child Abduction and Murder", "Swift Justice: Murder and Vengeance in a California Town", "Dying For Daddy: A True Story of Family Killer Jack Barron (St. Martin's True Crime Library)", "BITTER HARVEST: A WOMAN'S FURY A MOTHERS SACRIFICE : "A Woman's Fury, a Mother's Sacrifice"", "Breakfast of Champions CD Unabridged", "The Rag and Bone Shop", "Down And Out In Paris And London (Modern Classics)", "Criminal Profiling: An Introduction to Behavioral Evidence Analysis"]}
{"id": "96a0e3b3fb73b9fdcc52f8347d239d10", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 3.0, 5.0], "U3": [5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0], "U4": [5.0, 2.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Zach at Risk", "The Pool Boy", "Jackson Square Jazz", "Bought and Paid For: A Jan Phillips Novel", "The Island of Mending Hearts", "The Deal: A Novel", "Saving Valencia: A Novel", "Looking For It", "Shameless", "Bitch Slap: A Mark Manning Mystery"], "I3": ["File Under Dead: A Tom & Scott Mystery (Tom & Scott Mysteries)", "Gutterboys", "TROPIC OF MURDER (Nick Hoffman Mysteries)", "Midnight Thirsts: Erotic Tales: Erotic Tales of the Vampire", "Upon a Midnight Clear: Queer Christmas Tales", "Confessions Of A Casanova", "Leading the Parade: Conversations with America's Most Influential Lesbians and Gay Men", "A Serious Person: A Novel", "Blue Days, Black Nights: A Memoir", "Magical Thinking: True Stories"], "I4": ["Murder in the Rue St. Ann: A Novel (Chanse MacLeod Mysteries)", "Spare Parts: A Romentics Novel", "Fingering The Family Jewels", "One Night Stand", "Moth and Flame: A Benjamin Justice Novel", "The Boy in The Book", "Finding Hope", "Child of My Right Hand", "Crossing the Center Line", "Luncheonette: A Memoir"]}
{"id": "39cf190b2833a5aa4ce0b1b8795be416", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 4.0, 3.0, 4.0, 4.0, 3.0, 5.0, 4.0], "U3": [5.0, 5.0, 4.0, 1.0, 5.0, 4.0, 3.0, 4.0, 4.0, 3.0], "U4": [3.0, 4.0, 4.0, 5.0, 3.0, 4.0, 4.0, 1.0, 5.0, 3.0], "I2": ["Still Summer", "The Journal of Curious Letters (The 13th Reality)", "The Worried Child: Recognizing Anxiety in Children and Helping Them Heal", "The Authenticator", "Here If You Need Me: A True Story", "The Year of Fog: A Novel (Bantam Discovery)", "La Magdalena: A Theo Nikonos Mystery", "Playing with the Grown-ups", "The Journey to Pain Relief: A Hands-On Guide to Breakthroughs in Pain Treatment", "No One Heard Her Scream (No One Series)"], "I3": ["Under the Stone Paw", "The Holistic Health Guide: Natural Care for the Whole Dog (Terra-Nova Series)", "Doomsday Book", "As Good As It Got", "The Lace Reader: A Novel", "American Savior: A Novel of Divine Politics", "The Fire: A Novel", "The Necklace: Thirteen Women and The Experiment That Transformed Their Lives", "The Resilient Child: Seven Essential Lessons for Your Child's Happiness and Success", "Mother Link: Stories of Psychic Bonds Between Mother and Child"], "I4": ["Sea-born Women", "Beside a Burning Sea", "Goldengrove (Goldengrove, Book 1)", "ABC3D", "A Dark Dividing", "Enslaved by Ducks", "Fowl Weather", "Promise Not to Tell: A Novel", "Heart in the Right Place (Large Print)", "Another Mother's Life"]}
{"id": "cf1d55ce7731f7866b74b4d600f86268", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Before We Kiss (Fool's Gold, Book 16)", "Love With a Perfect Cowboy: A Cupid, Texas Novel", "Invisible Fears Book One: Kelly McAllister", "Cupid's Last Stand: Book IV of the Cupid Chronicles (Volume 4)", "Queenie Baby: On Tour (Volume 3)", "Dracula Rising", "Found by You", "Places I Never Meant To Go", "The Tree House (The Tree House Series)", "Macaron Murder (A Patisserie Mystery with Recipes) (Volume 1)"], "I3": ["Cheating Justice (The Justice Team Series) (Volume 2)", "Stealing Justice (The Justice Team Series) (Volume 1)", "The Chocolate Garden (Dare River) (Volume 2)", "Release (Ski Town Romance) (Volume 2)", "A SEAL's Fantasy (Unrated!)", "Finding Emma", "Within the Shadows (The Shadow World) (Volume 1)", "Secrets on the Sand (The Barefoot Bay Series)", "The Reason is You", "Nest"], "I4": ["Uncharted Love (Places to See) (Volume 4)", "Writing Active Hooks Book 1: Action, Emotion, Surprise and More - Kindle edition", "The Shadows of Stormclyffe Hall", "Two Blue Lines (Crossing the Line) (Volume 1)", "Christmas with a SEAL (Uniformly Hot!)", "Prosecco Pink (Franki Amato) (Volume 2)", "Christmas at Twilight: A Twilight, Texas Novel", "Barefoot in White (The Barefoot Bay Series)", "Not Without You (Silver Creek) (Volume 1)", "SEAL's Promise"]}
{"id": "71381ec1a67f4875a04c51c37f32558f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Nausicaa of the Valley of the Wind, Vol. 7", "Lord of the Flies", "The Mammoth Book of Zombie Apocalypse!", "Universe: The Definitive Visual Guide", "Moab Is My Washpot", "The Art of Aikido: Principles and Essential Techniques", "The Wagamama Cookbook", "Hagakure: Book of the Samurai", "Best Aikido: The Fundamentals (Illustrated Japanese Classics)", "Traditions: Essays on the Japanese Martial Arts and Ways (Tuttle Martial Arts)"], "I3": ["101 Tips to Improve Your Chess", "Moving Toward Stillness: Lessons in Daily Life from the Martial Ways of Japan", "Bokken: Art of the Japanese Sword (Literary Links to the Orient)", "Nausica of the Valley of the Wind, Vol. 4", "All Quiet on the Western Front (World War I) by Erich Maria Remarque (2014-03-15)", "Life of Mahatma Gandhi", "The Prophet", "Japan - Culture Smart!: the essential guide to customs & culture", "Go: A Complete Introduction to the Game (Beginner and Elementary Go Books)", "Quick & Easy Green Anole Care"], "I4": ["Still Me", "How to Think Like Leonardo da Vinci: Seven Steps to Genius Every Day", "An Open Book", "The Language of the Genes", "The Tale of Genji: (Penguin Classics Deluxe Edition)", "David Attenborough: Life on Air", "Use Your Head", "Sociology: A Very Short Introduction", "Buddhism: A Very Short Introduction", "Malignant Sadness"]}
{"id": "a63f1d8219161b99fe0e387aace94d5e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0], "U3": [4.0, 5.0, 5.0, 5.0, 4.0, 3.0, 4.0, 5.0, 5.0, 5.0], "U4": [3.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0], "I2": ["Out of the Easy", "Where the Bluebird Sings to the Lemonade Springs: Living and Writing in the West", "Peeling Oranges", "Sleep in Peace Tonight: A Novel", "Why We Lost: A General's Inside Account of the Iraq and Afghanistan Wars", "The Man Who Wouldn't Stand Up", "Dirigible Dreams: The Age of the Airship", "This Dark Road to Mercy: A Novel", "A History of Ancient Greece in Fifty Lives", "Invisible to the Eye: Animals in Disguise"], "I3": ["White Tiger on Snow Mountain: Stories", "The Cold Dish: A Longmire Mystery", "Death Without Company: A Longmire Mystery", "Melody Jackson and the House on Lafayette Street (Volume 1)", "Dead or Alive: A Kevin Kerney Novel", "Pardon the Ravens", "Sisters of Shiloh", "Euphoria", "Wanted Sam Bass (Great Western Detective League)", "Sweetland"], "I4": ["Road Ends", "The Time Bandit Solution: Recovering Stolen Time You Never Knew You Had", "Blackbird House: A Novel (Ballantine Reader's Circle)", "Remember Me Like This: A Novel", "As the Crow Flies (DI Nick Dixon Crime)", "Honeydew", "The Revenant: The Bestselling Book That Inspired the Award-Winnning Movie", "A Land More Kind Than Home: A Novel", "The Ghost Will See You Now: Haunted Hospitals of the South", "Pigs Can't Swim: A Memoir (A Merloyd Lawrence Book)"]}
{"id": "87e222ff663a72d90b9dff3fc9c602a8", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 3.0], "U3": [5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0], "U4": [5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0], "I2": ["Down the Long Hills (Louis L'Amour's Lost Treasures): A Novel", "A Dream for Tomorrow (Homeward on the Oregon Trail)", "Suspect", "The Survivor (Crime Scene: Houston)", "The Icecutter's Daughter (Land of Shining Water)", "Firestorm: A Novel", "The Lonesome Gods", "Scent of Danger", "Avenged (Pacific Coast Justice)", "L. A. Requiem (Elvis Cole)"], "I3": ["The Cowboy Target (Protection Specialists)", "The Last Detective", "Damascus Countdown", "MacCallister The Eagles Legacy Dry Gulch Ambush (A Duff MacCallister Western)", "The Haunted Mesa", "Lone Star Protector (Texas K-9 Unit)", "The Iron Marshal: A Novel", "Grub Line Rider", "Wounds: A Novel", "Midnight Sacrifice (The Midnight Series)"], "I4": ["The Man from Skibbereen: A Novel", "Explosive Secrets (Texas K-9 Unit)", "Touch & Go (A Tessa Leoni Novel)", "Threat of Darkness (The Defenders)", "High Lonesome", "Blood and Bone", "Under a Desert Sky", "Rosemary Cottage (The Hope Beach Series)", "Frame 232 (Jason Hammond)", "Last Stand at Papago Wells (The Louis L'Amour Hardcover Collection)"]}
{"id": "6c1a7d2e42a5638d2772b8f694257efd", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 3.0], "U4": [3.0, 5.0, 4.0, 2.0, 5.0, 4.0, 4.0, 3.0, 4.0, 3.0], "I2": ["Look Who's Back", "Return to Mandalay", "Miss Garnet's Angel", "The Marrying of Chani Kaufman", "The Lullaby of Polish Girls: A Novel (Random House Reader's Circle) - Kindle edition", "Harmattan", "Fragrant Heart: A Tale of Love, Life and Food in Asia", "Surf Mama: One Woman's Search for Love, Happiness and the Perfect Wave", "Are We Nearly There Yet?: A Family's 8000-Mile Car Journey Around Britain", "The Perfume Garden"], "I3": ["Dead Line", "The Scent of Lemon Leaves", "Black Chalk", "To Tuscany with Love", "Terminal City (An Alexandra Cooper Novel)", "One Kiss in Havana", "In the Company of the Courtesan: A Novel", "A Cottage By The Sea", "The Loveliest Chocolate Shop in Paris", "It Happened in Paris"], "I4": ["The Sunrise", "Seven Days", "The Unlikely Pilgrimage of Harold Fry: A Novel", "The Academy: Game On", "Fallen Land: A Novel", "A Heart Bent Out of Shape", "Falling in Honey: How a Tiny Greek Island Stole My Heart", "The Pink Hotel: A Novel", "Safe House: A Thriller", "Secrecy"]}
{"id": "7ce4cfb0f78ff6fd18457ef40310bc80", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 3.0, 4.0, 5.0, 4.0, 3.0, 4.0, 4.0], "U3": [4.0, 3.0, 4.0, 4.0, 4.0, 4.0, 3.0, 3.0, 3.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 3.0, 5.0, 4.0, 4.0, 4.0], "I2": ["A Dragon Forsaken: The Enchanted Island Series", "Called Home: Two Hearts Answer", "A Need So Beautiful", "Corinthia Falls", "Ghosts of Coronado Bay, a Maya Blair Mystery", "Enlightened", "Midnight Conquest: Book 1 of the Bonded By Blood Vampire Chronicles", "Blood of the Dragon", "For the Love of Babies: One Doctor's Stories About Life in the Neonatal ICU", "Mocked by Destiny"], "I3": ["Depth of Focus: A Novel", "A Wedding Wager", "Unlovable: Book One of The Port Fare Series", "Anathema: Causal Enchantment Series, Book 1", "Across The Galaxy", "The Little Red Book of Wisdom", "The Strange Life of Walenty Karnowski: The Rabbi's Illegitimate Grandson", "And Yet They Were Happy (LeapLit)", "How To Marry a Rake", "That Day In September"], "I4": ["With God All Things Are Possible", "Days of Iron", "Gog & Magog: The Devil's Descendants", "A Kid's Guide to Being a Winner", "Fabulous Faces: From Motivation to Transformation Through Facial Plastic Surgery", "Proof of the Afterlife: The Conversation Continues", "Paper Children an Immigrant's Legacy", "THE RUIN: A Boy's Quest to Rebuild His Self Worth by Seeking Refuge in the Wilderness", "Creep", "Groundswell"]}
{"id": "ae01704c4d634d4f6439b46b8c12eb1c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 3.0, 5.0, 3.0, 5.0, 5.0, 1.0, 3.0, 4.0], "U3": [3.0, 2.0, 5.0, 5.0, 3.0, 1.0, 2.0, 4.0, 5.0, 5.0], "U4": [2.0, 2.0, 4.0, 3.0, 3.0, 4.0, 2.0, 4.0, 5.0, 5.0], "I2": ["Being Me (The Inside Out Series)", "Arouse: A Spiral of Bliss Novel (Book One) (Volume 1)", "Bullet", "Lying Season", "Anna Dressed in Blood (Anna, Book 1) (Anna Dressed in Blood Series)", "Come Alive (Experiment in Terror)", "Thoughtless", "Twisted (Torn) (Volume 2)", "Torn (Volume 1)", "Good (Too Good)"], "I3": ["Raid: An Unfinished Hero Novel (Unfinished Heroes) (Volume 3)", "The Arrangement", " The Devil's Reprise (The Devil's Duology Book 2) eBook", "Dark Grace (The Grace Series) (Volume 3)", "Second Chance Boyfriend: A Novel (One Week Girlfriend Quartet)", "Never Have I Ever", "Axel (Corps Security) (Volume 1)", "If I Were You: Inside Out Trilogy (Volume 1)", "Killing Sarai (In the Company of Killers)", "Thief (Love Me With Lies) (Volume 3)"], "I4": ["Girl on Tour (Kylie Ryans) (Volume 2)", "Snow White Sorrow (The Grimm Diaries)", "One Week Girlfriend: A Novel (One Week Girlfriend Quartet)", "Freeing Asia", "Breathe (Sea Breeze)", "Origin (A Lux Novel)", "Collide: Book One in the Collide Series", "Find You in the Dark", "Relentless (Shattered Hearts) (Volume 2)", "Wait for You (Wait for You Saga)"]}
{"id": "4be79c8fb49f3f2c941d091c14bc5baa", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [4.0, 4.0, 4.0, 4.0, 3.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 3.0, 5.0, 4.0], "I2": ["More Than Conquerors: An Interpretation of the Book of Revelation", "Whispers in the Reading Room (The Chicago Worlds Fair Mystery Series)", "Lakeside Hero (Men of Millbrook Lake)", "The Amish Christmas Sleigh", "At Home in Last Chance: A Novel (A Place to Call Home) (Volume 3)", "Rising Darkness (Finding Sanctuary)", "90 Minutes in Heaven", "Until the Dawn", "The Wedding Chapel", "Choosing Gratitude: Your Journey to Joy"], "I3": ["This Raging Light", "Black Widow Forever Red (A Marvel YA Novel)", "Longing for Paris: One Woman's Search for Joy, Beauty, and AdventureRight Where She Is", "His Mistletoe Family (Men of Allegany County)", "A Treacherous Decision (Order of the MoonStone) (Volume 2)", "With This Ring?: A Novella Collection of Proposals Gone Awry", "The Sea Keeper's Daughters (A Carolina Heirlooms Novel)", "The Isaac Project", "Mermaid Moon (A Sunset Cove Novel)", "Where She Belongs: A Novel (Misty Willow)"], "I4": ["Thin Ice: A Novel (Men of Valor)", "Rocky Mountain Reunion (Love Inspired)", "Beyond the Silence", "A Son's Vow: The Charmed Amish Life, Book One", "Joshua's Mission (Plain and Simple Miracles)", "Hannah's Choice: A Novel (Journey to Pleasant Prairie)", "The Thorn Bearer (Penned in Time) (Volume 1)", "Superfoods 24/7: More Than 100 Easy and Inspired Recipes to Enjoy the World’s Most Nutritious Foods at Every Meal, Every Day", "A Time to Die (Out of Time Book 1)", "The Restaurant Critic's Wife"]}
{"id": "fcdbd4e68b87d4bc7127227536e12366", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 1.0, 5.0, 5.0, 5.0], "U4": [4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0], "I2": ["How Perfect Is That", "How Perfect Is That", "Forbidden: The Temptation", "The Book of Unholy Mischief: A Novel", "Predatoress", "eebee's Laundry Time Adventures (Eebees Adventures)", "Ravens", "The PETA Practical Guide to Animal Rights: Simple Acts of Kindness to Help Animals in Trouble", "One Scream Away", "My Soul to Take"], "I3": ["Seduce Me (The Legend Hunters)", "Holly's Inbox", "Davey BigHead: Dream Big", "Liquid Soul", "Good People: A Thriller", "The Amateurs: A Thriller", "The Turkey's Treat", "The Calling", "Loving Rabbi Thalia Kleinman: Sex And Romance In God's House", "The Rasner Effect"], "I4": ["Dark Hunger (Demonborn)", "Summer of Two Wishes", "Bleak History", "Lopsided: How Having Breast Cancer Can Be Really Distracting", "There's More to Life Than the Corner Office", "Ice Land: A Novel", "Last Call", "Afterlife", "A Circle of Souls", "Intertwined (An Intertwined Novel)"]}
{"id": "3805e7c841f3f85d61daf13687aeaa7b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 3.0, 4.0], "U3": [5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 3.0, 2.0, 5.0, 2.0], "U4": [4.0, 5.0, 4.0, 5.0, 5.0, 3.0, 3.0, 5.0, 5.0, 4.0], "I2": ["Monday Afternoon", "Cleopatra Rules!: The Amazing Life of the Original Teen Queen", "William F. Buckley (Christian Encounters Series)", " Dead by Dawn", "Planning to Live", "Beauty and the Beast: Human-Animal Relations as Revealed in Real Photo Postcards, 1905-1935", "Lancelot's Lady", "The Doctor and the Diva: A Novel", "Damage", "Wildthorn"], "I3": ["Alfred Hitchcock and the Making of Psycho", "The Last Full Measure", "Night Shift", "The Boy Who Changed the World", "The Good, the Bad, and Me: In My Anecdotage", "Pregnant Pause", "Hail to the Chiefs: Presidential Mischief, Morals, & Malarkey from George W. toGeorge W.", "The Witch of Hebron: A World Made by Hand Novel", "Still Missing: A Novel", "Denial: A Memoir of Terror"], "I4": ["Rude Awakenings of a Jane Austen Addict: A Novel (Jane Austen Addict Series)", "The Red Tent: A Novel", "Strangers at the Feast: A Novel", "I Has a Hotdog: What Your Dog Is Really Thinking", "Cut!: Hollywood Murders, Accidents, and Other Tragedies", "Poison: A Novel of the Renaissance (Poisoner Mysteries)", "God Made Me Pick Up Underwear", "Silver Birches: A Novel", "Coffee Shop Conversations: Making the Most of Spiritual Small Talk", "Stupid History: Tales of Stupidity, Strangeness, and Mythconceptions Throughout the Ages"]}
{"id": "caf13ca60f0f995f427990c0e8045232", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U3": [5.0, 3.0, 5.0, 5.0, 4.0, 4.0, 5.0, 3.0, 4.0, 1.0], "U4": [5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 3.0, 5.0, 5.0], "I2": ["In Silence", "Picture Me Dead", "Knock Me Off My Feet", "Lord of the Mist", "Dead to the World (Southern Vampire Mysteries, Book 4)", "Take a Chance on Me", "Into the Fire", "Unraveled (Unearthed, Book 2)", "Unleashed (Futuristic Romance)", "Blade Dancer"], "I3": ["Desert Heat (Sinclair Sisters)", "See Jane Die (Mira)", "Dead Witch Walking", "The Shadow Runners (2176 Series, Book 3)", "A Dark Champion (Brotherhood of the Sword, Book 1)", "I Thirst for You (Primes Series, Book 2)", "Jane's Warlord (Berkley Sensation)", "Something from the Nightside (Nightside, Book 1)", "Play Dead", "Cravings"], "I4": ["Stardoc", "The Chase: A Novel", "If She Should Die", "Harvard's Education (Tall, Dark & Dangerous, Book 5)", "Legend", "Jackson Rule", "Dead Wrong", "Whippoorwill (Mira)", "Dark Destiny (Dark Series)", "To Weave a Web of Magic: Four Stories of Fantasy and Exquisite Romance"]}
{"id": "f88b1db9be526f75bc1d3d70cec5d067", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 3.0, 5.0, 5.0, 4.0, 2.0, 5.0, 4.0], "U3": [4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 3.0, 4.0, 4.0, 2.0], "U4": [4.0, 5.0, 4.0, 2.0, 5.0, 4.0, 5.0, 3.0, 3.0, 3.0], "I2": ["Darkness Unbound", "Secret of the Wolf (Warriors of the Rift)", "Haunted (The Women of the Otherworld Series)", "Blood Kin: A Novel of the Half-Light City", "Bloodrose (Nightshade)", "Wolfsbane: A Nightshade Novel Book 2", "Bone Dressing", "Strange Neighbors", "Nightshade", "Summoning the Night: An Arcadia Bell Novel (The Arcadia Bell series)"], "I3": ["Midnight Reckoning (Dark Dynasties)", "Kindling the Moon: An Arcadia Bell Novel (The Arcadia Bell series)", "Blood Bound (Mercy Thompson, Book 2)", "Shadow Rising (Dark Dynasties)", "The Goddess Test", "Shaedes of Gray: A Shaede Assassin Novel", "Bitter Black Kiss", "Moon Called", "The Care and Feeding of Stray Vampires (Half-Moon Hollow Series)", "Wolf at the Door (A Wyndham Werewolf Novel)"], "I4": ["Dragon's Moon (A Children of the Moon Novel)", "Darkness Dawns (Immortal Guardians)", "Secrets and Shadows: A 13 to Life Novel", "Probability Angels", "13 to Life: A Werewolf's Tale", "Drink, Slay, Love", "Something Secret This Way Comes", "Night Reigns (Immortal Guardians, Book 2)", "The Demon Lover", "Incubus"]}
{"id": "065807ba4bbe92508050ae982fa1623e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0], "U3": [5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0], "I2": ["Crossing the Bridge", "Under the Desert Moon", "Twin Passions (Captive Brides Collection Book 1)", "Romeo, Romeo", "What Would Jane Austen Do?", "Desperate Housedogs: Pampered Pets Mystery Series, Book 1", "Nearly Departed in Deadwood: Deadwood Mystery Series", "Lucky in Love", "Breaking TWIG", "Take the Monkeys and Run: A Barbara Marr Murder Mystery"], "I3": ["Bake Sale Murder (Lucy Stone Mysteries, No. 13)", "Yellow Crocus: A Novel", "The Love Of A Cowboy", "Ship of Dreams", "13 Little Blue Envelopes", "Millie's Fling: A feel-good, laugh out loud romantic novel", "The Darcys & the Bingleys: A Tale of Two Gentlemen's Marriages to Two Most Devoted Sisters", "Dating Mr. December", "I Dream of Genies", "A Time to Love (Quilts of Lancaster County, Book 1)"], "I4": ["A Winter Ballad (Harper Monogram)", "Scared Stiff (Mattie Winston Mystery)", "A Simple Amish Christmas", "Optical Delusions in Deadwood", "A Time to Heal (Quilts of Lancaster County, Book 2)", "Lye in Wait (A Home Crafting Mystery)", "Wild Goose Chase (A Quilting Mystery)", "Death By A HoneyBee (Josiah Reynolds Mystery 1)", "Stuck With You (Time of Your Life)", "To Tempt a Knight (Brotherhood of the Scottish Templars)"]}
{"id": "e23550a526c4255062fe2780fb979cf1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 1.0, 5.0, 2.0, 1.0, 5.0, 2.0, 5.0, 2.0], "U3": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 1.0, 5.0, 5.0, 5.0], "U4": [3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Angels & Demons (Random House Large Print)", "The Da Vinci Code (Robert Langdon)", "Black Out", "Homer's Odyssey: A Fearless Feline Tale, or How I Learned About Love and Life with a Blind Wonder Cat", "The Widow of the South", "Audrey's Door", "Take One (Above the Line Series #1)", "Tell Me Where It Hurts: A Day of Humor, Healing, and Hope in My Life as an Animal Surgeon", "Multiple Bles8ings: Surviving to Thriving with Twins and Sextuplets", "Every Now and Then (September 11 Series #3)"], "I3": ["Secret Whispers", "Gates of Paradise", "Too Much in Love", "Flowers in the Attic", "Still Alice", "I Just Want You to Know: Letters to My Kids on Love, Faith, and Family", "Petals on the Wind", "Amy and Isabelle", "Under the Dome", "The Nanny Diaries: A Novel"], "I4": ["Before Your Dog Can Eat Your Homework, First You Have to Do It: Life Lessons from a Wise Old Dog to a Young Boy", "Mother Warriors: A Nation of Parents Healing Autism Against All Odds", "The Boy Who Came Back from Heaven: A Remarkable Account of Miracles, Angels, and Life beyond This World", "Katie Up and Down the Hall: The True Story of How One Dog Turned Five Neighbors into a Family (Thorndike Nonfiction)", "The Secret", "CLEO: The Cat Who Mended a Family", "The Long Winter", "Annie's People, Vols. 1-3 (The Preacher's Daughter, The Englisher, and The Brethren)", "Unlocked: A Love Story", "Escape?? [ESCAPE] [Hardcover]"]}
{"id": "1cc2cc6764eb9edfb56091b3f9a0d771", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 2.0, 2.0, 4.0, 5.0, 5.0, 4.0, 4.0, 2.0, 4.0], "U3": [4.0, 4.0, 5.0, 2.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0], "U4": [4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Improper English", "The Caretaker of Showman's Hill", "Email from a Vampire", " The Book of Prime  (Immortals of London 1) eBook", "Kingdom Collection: Books 1-3: Kingdom Series", "The Warlock King (Kings)", "Wicked Fairytales: The Curvy Collection", " Into the Arms of the Wolf", " The Librarian and the Wolf", "Unknown"], "I3": ["Safe Hex With a Vampire: A Psy-Vamp Novel", " Foxy On The Run", "All Roar and No Bite (Grayslake) (Volume 2)", "Moonlit Embrace", "The Goblin King (Kings)", "Sol (Luna Lodge) (Volume 1)", " The Witch, the Wolf and the Snowstorm", "Twice the Growl (BBW Paranormal Shape Shifter Romance): A BBW in need of a date + Two hot Alphas looking for a mate = The hottest triad ever. (Paranormal Dating Agency) (Volume 1)", "Howl For It", "Bluegrass Undercover: A Bluegrass Brothers Novel (Volume 1)"], "I4": ["Predatory", "Geek Bearing Gifts (BBW Paranormal Shape Shifter Romance): A BBW in search of love + A sexy shifter who secretly loved her = Smokin' Roaring Romance (Paranormal Dating Agency) (Volume 2)", "Unleashed: A Highland Historical Trilogy", "Kodiak's Claim (Kodiak Point)", "Relentless Pursuit", "Scent of a Mate (Sassy Mates Series) (Volume 1)", "Outfoxed By Love (Kodiak Point) (Volume 2)", "Dimitri (Immortals of New Orleans) (Volume 6)", "Choosing Riley: Sarafin Warriors Book 1 (Volume 1)", "Wolf Fever (Alpha Project) (Volume 1)"]}
{"id": "151e7a621c9b093e1d8911ea0c61f7ae", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 5.0, 5.0, 4.0, 2.0, 5.0, 3.0, 3.0, 4.0], "U3": [3.0, 4.0, 4.0, 3.0, 3.0, 4.0, 3.0, 3.0, 4.0, 4.0], "U4": [3.0, 4.0, 5.0, 4.0, 3.0, 4.0, 3.0, 3.0, 4.0, 4.0], "I2": ["Precious Bones", "Incendiary: The Premonition Series", "Wonderful", "Intuition: The Premonition Series", "Cool Dog, School Dog", "Absolute Mayhem: Secret Confessions of a Porn Star", "Indebted: The Premonition Series", "I Need My Monster", "One Day (Vintage Contemporaries)", "Forever Christmas (Heartsong Novella Collection)"], "I3": ["The Night Before Christmas", "The King's Secret - Kindle edition", "Wishin' and Hopin': A Christmas Story", "Thanks For The Memories", "The Declaration", "Splat the Cat", "The Marriage Plot", "The Night Before Christmas: A Bedtime Shadow Book (Activity Books) (Shadow Book Series) by Clement Clarke Moore(August 1, 2006) Spiral-bound", "Wild", "The Dirty Parts of the Bible: A Novel"], "I4": [" Lisbon, Portugal City Travel Guide 2013", "Dead Spots (Scarlett Bernard)", "Gone Girl", "Rules of Civility: A Novel", "Escorted", "Married By Mistake", "Waking Up Married (Mills & Boon Hardback Romance)", "Love 'Em or Leave 'Em", "Stop the Wedding!", "We Need to Talk About Kevin: A Novel"]}
{"id": "17f42e863b785d0c1faccd5866cfbd98", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0], "I2": ["Behold Your Mother", "The Fireborn Chronicles", "The Ultimate Passage", "Crash!", "I Just Want My Kids to Be Happy! Why You Shouldn't Say It, Why You Shouldn't Think It, What You Should Embrace Instead", "Studs For Hire: Woman on Top", "Studs for Hire: Woman in Charge (Black Velvet Seductions)", "Christ of the Gospels", "Beneath a Buried House", "Maybe We Are Flamingos"], "I3": ["What Your Mother Never Told You: A Teenage Girls Survival Guide", "The Rabbit and The Snowman", "Fire Fish (Invisible Tails)", "Marwan: The Autobiography of a 9/11 Terrorist", "Copper Fire (Copper Star Series, Book 2)", "For the Love of St. Nick", "Quills and Promises (Liberty's Promise, Book 2)", "Shades of Gray: A Novel of the Civil War in Virginia", "MESSIAH  INTERVIEWS", "Divinely Inspired"], "I4": ["How Obama Won", "The Devil's Darning Needle", "His Shadowed Heart", "Finding Faith in a Skeptical World", "The Suburban Dragon", "No Sanctuary (A Dark Oak Mystery)", "Across the Pond", "Keoni's Big Question", "Saffron Dreams (Academic Edition)", "French Letters Book One: Virginia's War"]}
{"id": "b28d874eef93eba6db19a730229ddb44", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 3.0, 3.0, 3.0, 3.0, 4.0, 3.0, 3.0, 3.0], "U3": [3.0, 3.0, 2.0, 3.0, 3.0, 4.0, 5.0, 4.0, 3.0, 3.0], "U4": [4.0, 1.0, 3.0, 3.0, 3.0, 3.0, 4.0, 5.0, 5.0, 4.0], "I2": ["Lord Darcy Investigates", "After Things Fell Apart", "The Sunken World", "Mixed Men", "Lords of Atlantis", "Sleeping Planet", "Logic Named Joe", "Legacy", "Agent Terran Empire", "A Princess of Mars (Penguin Classics)"], "I3": ["John Carter of Mars (Barsoom Series, #11)", "Tarzan at the Earth's Core", "Savage Pellucidar", "Swords Of Mars (Barsoom Series, No. 8)", "Ensign Flandry (Coronet Books)", "The Demon Breed", "On the Beach", "Collected editorials from Analog", "The Hellfire Files of Jules De Grandin", "Twin Worlds (Professor Jameson Space Adventures, Vol. 4)"], "I4": ["Med Ship", "Retief in the Ruins (Jaime Retief Series #14)", "Envoy to New Worlds (Jaime Retief Series #1)", "Galactic Diplomat", "Retief's War (Jaime Retief Series #3)", "Retief and the Warlords (Jaime Retief Series #4)", "Ecotopia: A Novel", "A Modern Utopia (Penguin Classics)", "Way Station", "The Reefs of Space (Starchild Trilogy, Vol. I)"]}
{"id": "db6a726111d25e645f40b08545722c48", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 1.0, 5.0, 4.0, 5.0, 5.0, 3.0, 3.0, 2.0, 3.0], "U3": [3.0, 3.0, 3.0, 2.0, 4.0, 3.0, 3.0, 5.0, 1.0, 4.0], "U4": [5.0, 2.0, 3.0, 3.0, 5.0, 3.0, 3.0, 5.0, 3.0, 1.0], "I2": ["Masques", "The Warrior (Dante Walker)", "Lord St. Claire's Angel (Zebra Regency Romance)", "Mercy Thompson: Homecoming", "Night Broken: A Mercy Thompson Novel", "Hanon: The Virtuoso Pianist in Sixty Exercises, Complete (Schirmer's Library of Musical Classics, Vol. 925)", "My Soul to Keep (Soul Screamers, Book 3)", "Courting Miss Lancaster", "My Soul to Take", "The Iron Daughter"], "I3": ["The Iron Knight (Iron Fey)", "Before I Wake", "Before I Wake", "The Immortal Rules (Blood of Eden)", "Princess of Glass (Twelve Dancing Princesses)", "The Iron Queen (Iron Fey)", "The Iron King", "The Kiss of a Stranger", "The Eternity Cure (Blood of Eden)", "Steal the Dragon (Sianim, No. 2)"], "I4": ["Princess of the Silver Woods (Twelve Dancing Princesses)", "Dead Heat: An Alpha and Omega novel", "The Hob's Bargain", "When Demons Walk (Sianim series)", "Sonatina Album: Comb Bound Book & 2 CDs (Alfred Masterwork CD Edition)", "With All My Soul (Soul Screamers)", "The Gatekeeper's Secret: Gatekeeper's Saga, Book Five (The Gatekeeper's Saga) (Volume 5)", "The Keeper of the Bees (Library of Indiana Classics)", "Darkness, Kindled (Fire Spirits #4)", "Eleusis"]}
{"id": "8042461ddb6a94a6da46a98538214eae", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Recovery", "Never Close Enough", "Pretending He's Mine", "Caught Up In Us (Caught Up In Love)", "Undone (Unbreakable)", "Unbreakable", "In The Stars (In The -Series)", "Revenge #2 (Volume 2)", "Embrace: Evolve Series #2 (Volume 2)", "Emerge (Evolve Series)"], "I3": ["Entangled (An Evolve Series Novella)", "Revenge #3 (Volume 3)", "Always", "Toxic (Ruin Book 2) (Volume 2)", "Fearless (Ruin) (Volume 3)", "When I Break (Volume 1)", "Revenge #4 (Volume 4)", "No Regrets", "Craving Him: A Love by Design Novel", "Twisted (The Tangled Series)"], "I4": ["Tangled (The Tangled Series)", "Evening Stars (Blackberry Island)", "A Better Man (The Men of Halfway House) (Volume 1)", "Perception (Club Destiny) (Volume 8)", "Finding My Way (The Beaumont Series)", "One Wild Night (Wild Rush) (Volume 1)", "This Wicked Rush (Wild Rush) (Volume 1)", "Night After Night (Seductive Nights: Julia & Clay Book 1) (Volume 1)", "Phenomenal X (Hard Knocks)", "The Resurrection of Aubrey Miller"]}
{"id": "44023c5ac36f51abded156b0413e564f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Dream Student (The Dream Doctor Mysteries) (Volume 1)", "A Date with Fate: The Adventures of Anabel Axelrod", "Beyond Shame: Beyond, Book One", "The Fire Seekers (The Babel Trilogy)", "Shadow Boys (A Jon Cantrell Thriller)", "Playing It Safe", "November Rain (The Rain Series) (Volume 1)", "Persecution (Dyphillum Series) (Volume 1)", "Club Prive Book 1 (Volume 1)", "Shopping for a Billionaire 1"], "I3": ["Payback - Ever Loved someone so much that you would kill for them?: A romantic suspense book Series about love, lust and revenge: (Book 1) - Kindle edition", "A Girl and Her Monster (Rune Breaker)", "Love Like You've Never Been Hurt: Emma and Jack (Summer Lake) (Volume 1)", "Taming the Alpha (A Werewolf Romace)", "Rising (The Rising Series)", "The Awakening (The Marriage Diaries, Vol. 1) (Volume 1)", "Wings of Arian: The Solus Series", "Ethereal Underground (Ethereal Underground Trilogy)", "Chase (The Chase Saga Book 1) - Kindle edition", "Killing Me Softly (A Broken Souls Series) (Volume 1)"], "I4": ["Her Purrfect Match (BBW Paranormal Shape Shifter Romance) (Paranormal Dating Agency) (Volume 3)", "Geek Bearing Gifts (BBW Paranormal Shape Shifter Romance): A BBW in search of love + A sexy shifter who secretly loved her = Smokin' Roaring Romance (Paranormal Dating Agency) (Volume 2)", "Twice the Growl (BBW Paranormal Shape Shifter Romance): A BBW in need of a date + Two hot Alphas looking for a mate = The hottest triad ever. (Paranormal Dating Agency) (Volume 1)", "Love, Lies, and Deception", "Burn for Me", "Rock the Band (Black Falcon)", "Opposing Sides: Book 1 (University Park) (Volume 1)", "The Intern, Vol. 1 (The Intern Serials) (Volume 1)", "Curves 'em Right (BBW Paranormal Shape Shifter Romance) (Paranormal Dating Agency) (Volume 4)", "Wrapped up in you"]}
{"id": "482fff3adb3698966a55b22489411813", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Four Play: A Collection of Novellas", "Finding Olivia", "Possessed: The Complete Series", "Saving Tatum (Trace + Olivia) (Volume 4)", "Chasing Olivia (Trace + Olivia) (Volume 2)", "Tempting Rowan (Trace + Olivia) (Volume 3)", "Captivated by Your Love (The Blue Heart Series) (Volume 2)", "Shadow Dancer (The Shadow Series) (Volume 1)", "Wherever You Will Go (Try Again) (Volume 1)", "Finding Flynn (Marlowe Series) (Volume 1)"], "I3": ["Tattered on My Sleeve (Lost Kings MC #4) (Volume 4)", "Dirty (The Vengeance Duet) (Volume 1)", "Servicing the Target (Masters of the Shadowlands) (Volume 10)", "Blyssfully Undone (The Blyss Trilogy) (Volume 3)", "Midnight Moonrising (Volume 1)", "Seeker (The Seeker Series) (Volume 1)", "Dreamer (The Seeker Series) (Volume 2)", "Seer (The Seeker Series Book 3) - Kindle edition", "Skyscrapers & Camelot (Renovate) (Volume 1)", "Gay for Pay: An All Cocks story (All Cocks Stories) (Volume 1)"], "I4": ["Oracle (The Seeker Series Book 4) - Kindle edition", "Drawn to You (Book 1 in the Chasing Olivia Series)", "Courage Runs Red (Blood Red Series) (Volume 1)", " Victoria", "One You Can't Forget: Motorcycle Club Romance (Hade's Spawn Motorcycle Club Series) (Volume 1)", "Escalation (Clandestine Affairs) (Volume 2)", "Tattered Loyalties (Talon Pack) (Volume 1)", "Ryker (Kings of Korruption MC) (Volume 1)", "Never Too Late (Willow Creek) (Volume 2)", "Tyrant: King Part 2"]}
{"id": "183b01c3dd1d203bd675cf4519ee4dae", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0], "U3": [5.0, 5.0, 3.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Nave's Study Bible : King James Version", "100 Easy Camping Recipes", "The Holy Bible from the ancient Eastern text : George M. Lamsa's translations from the Aramaic of the Peshitta", "The Sonnets and A Lover's Complaint (Penguin Classics)", " 25 Easy Peanut Butter Snack Recipes", "Lighthouses (Photographic Tour (Random House))", "American Lighthouses: A Pictorial History", "365 Days of Slow-Cooking", "The Italian Cook Book: The Art of Eating Well", "Lighthouses (Great Architecture)"], "I3": ["The Complete Works of William Shakespeare (Illustrated)", "Simple Sourdough: How to Bake the Best Bread in the World", "The Italian Cook Book: The Art of Eating Well: Practical Recipes of the Italian Cuisine.  Pastries, Sweets, Frozen Delicacies and Syrups.", "Dishes and Beverages of the Old South (Illustrated Edition) (Dodo Press)", "Kindle Buffet: Find and download the best free books, magazines and newspapers for your Kindle, iPhone, iPad or Android", "Edgar Allan Poe Complete Stories and Poems", "Garfield...Recipes with Cattitude!: Over 230 scrumptious, quick & easy recipes for Garfield's favorite foods...lasagna, pizza and much more! (Everyday Cookbook Collection)", "Top 50 Most Delicious Empanada Recipes (Recipe Top 50's) (Volume 30)", "Chef Paul Prudhomme's Louisiana Tastes: Exciting Flavors from the State that Cooks", "The Shun Lee Cookbook"], "I4": ["Fiery Foods That I Love", "Seasonings - The Ultimate  Guide", "Cuban Recipes :The Ultimate Guide", "The Lodge Cast Iron Cookbook: A Treasury of Timeless, Delicious Recipes", "Lodge Cast Iron Nation: Great American Cooking from Coast to Coast", "101 Things to Do with a Dutch Oven", "Top 50 Most Delicious Barbecue Recipes [BBQ Recipes - Grilling Cookbook - Barbeque Recipes] (Recipe Top 50's 14) - Kindle edition", "THE CAST IRON RECIPE COLLECTION: 47 Yummy Recipes For Breakfast, Lunch, Dinner And Dessert In Your Cast Iron Skillet - Kindle edition", "Quick & Easy Family Camping Recipes: Delicious Foil Packet Meals (Camping Guides)", "Segreto Italiano: Secret Italian Recipes & Favorite Dishes"]}
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{"id": "c85ba7be51ed4b4e85d701f5c2d9070c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Hear No (Hidden Evil) (Volume 1)", "Kill the Competition", "Scorcher: Forces of Nature", "Learning To Live: Book Three In The Zombie Overload Series (Volume 3)", "Beyond the Eyes (Volume 1)", "Desolace", "Haven: Desolace Series II (Volume 2)", "Outpost 13: Desolace Series III (Volume 3)", "Two Guys Detective Agency", "Silent Echo"], "I3": ["Maui Widow Waltz", "Dark Spirits (Beyond the Eyes) (Volume 2)", "Livin' Lahaina Loca (Island of Aloha)", "Lana'i of the Tiger: An Islands of Aloha Mystery", "Odin's Murder", "Chaos: I Bring the Fire Part III: (A Loki Story) (Volume 3)", "Released (Romani Realms) (Volume 1)", "Automatic Woman", "Modogamous", "Love's a Witch (Karma's Witches #2) - Kindle edition"], "I4": ["Sin City Goddess", "When Stars Die", "Immortal Dreams (Volume 1)", "Paradox - The Angels Are Here", "Bitter Spirits (A Roaring Twenties Novel)", "Dying To Live & Fighting To Live: Book One and Two In The Zombie Overload Series", "Paradox - Progeny Of Innocence", "The Iron-Jawed Boy (The Sky Guardian Chronicles) (Volume 1)", "Emerald Isle (A Stacy Justice Mystery)", "For The Night (Luna, #1)"]}
{"id": "04ca791d05f4e1c707974f81ea42fcd7", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 4.0, 4.0, 5.0, 3.0, 5.0, 3.0, 4.0, 4.0], "U3": [4.0, 3.0, 5.0, 4.0, 4.0, 5.0, 3.0, 5.0, 4.0, 4.0], "U4": [4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 1.0], "I2": ["The Lovers Set Down Their Spoons (Iowa Short Fiction Award)", "When Mystical Creatures Attack! (Iowa Short Fiction Award)", "Rocky Mountain Romance (Six Pack Ranch) (Volume 7)", "Hell on Wheels (Black Knights Inc.)", "A Bollywood Affair", "Sky Pirates: Book Three in The Chronicles of Light and Shadow", "Archangel's Shadows (A Guild Hunter Novel)", "The Detective's Dilemma", "In Rides Trouble (Black Knights Inc.)", "Uncivilized"], "I3": ["Rev It Up (Black Knights Inc.)", "Serpent's Kiss (A Novel of the Elder Races)", "Oracle's Moon (A Novel of the Elder Races)", "Noah: 5th Street", "Born Wild (Black Knights Inc.)", "Light My Fire (Dragon Kin)", "Ticker", "The Syrian Virgin: A Young Woman's Journey From War in Syria to Love in New York (The Syrian Virgin Series) (Volume 1)", "Foster Justice", "Marked"], "I4": ["Unexpected Eden", "Knight in Highland Armor (Highland Dynasty) (Volume 1)", "Finding Hope", "Full Throttle (Black Knights Inc.)", "Golden Son: Book 2 of the Red Rising Saga (Red Rising Series)", "Broken Soul", "The Restorer (The Graveyard Queen)", "Burned: A Fever Novel", "Raze", "The One"]}
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{"id": "ecb32ac5174658e34ce989c330897643", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 3.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 5.0, 3.0, 4.0, 4.0, 5.0, 5.0, 2.0], "I2": ["The Blue Nowhere", "Majipoor Chronicles (Majipoor Cycle)", "The Memory of Earth", "Homecoming: Volume 2 - The Call of Earth", "Fall of Angels", "The Marriage of Sense and Soul: Integrating Science and Religion", "The Ships of Earth (Homecoming)", "Valentine Pontifex (Majipoor Cycle)", "Earthfall (Homecoming)", "The Chaos Balance"], "I3": ["Homeland (Forgotten Realms: The Dark Elf Trilogy, Book 1)", "The Mountains of Majipoor", "Robota", "Earthborn (Homecoming, Volume 5)", "The White Order (Saga of Recluce)", "Debt of Bones (Sword of Truth Prequel Novel)", "The Dark Elf Trilogy: Homeland, Exile, Sojourn (Forgotten Realms)", "Sorcerers of Majipoor (Prestimion Trilogy)", "Dragon Masters", "Colors of Chaos (Saga of Recluce)"], "I4": ["Exile: The Dark Elf Trilogy, Part 2 (Forgotten Realms: The Legend of Drizzt, Book II)", "The Worthing Saga", "The Case for Christ:  A Journalist's Personal Investigation of the Evidence for Jesus", "Assassin's Apprentice", "Magi'i of Cyador (Saga of Recluce)", "The Left Hand of Darkness (Penguin Galaxy)", "The Illustrated Hitch-hiker's Guide to the Galaxy", "Royal Assassin (The Farseer Trilogy)", "Speaker for the Dead", "Lord Prestimion (Prestimion Trilogy)"]}
{"id": "3749124df6be0ddb5806dba7363db24e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 3.0, 3.0, 1.0, 4.0, 1.0, 4.0], "U3": [4.0, 3.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 3.0], "U4": [4.0, 4.0, 4.0, 4.0, 2.0, 4.0, 3.0, 3.0, 2.0, 3.0], "I2": ["Mean Streak", "An English Bride in Scotland: Highland Brides (The Highland Brides)", "One in a Million (A Lucky Harbor novel)", "Darling Beast (Maiden Lane)", "Vanity (Jane Feather's V Series)", "Almost a Bride (Almost Trilogy)", "Almost a Lady (Almost Trilogy)", "The Hostage Bride (Bride Trilogy)", "Trapped at the Altar", "Moonstruck Madness"], "I3": ["Devil's Desire", "Chase the Dawn", "Minx (Avon Historical Romance)", "The Gamble (Colorado Mountain)", "The Duke and I (Bridgertons)", "Three Little Words (Fool's Gold, Book 13)", "When We Met (Fool's Gold, Book 15)", "The Accidental Bride (Bride Trilogy)", "Vixen (Jane Feather's V Series)", "The Least Likely Bride"], "I4": ["The Secret Diaries of Miss Miranda Cheever", "The Devaney Brothers: Ryan and Sean (The Devaneys)", "Texas True (The Tylers of Texas)", "The Viscount Who Loved Me (Bridgertons)", "To Sir Phillip, With Love (Bridgertons)", "When He Was Wicked (Bridgertons)", "Sweet Dreams (Colorado Mountain)", "Ten Things I Love About You", "Ms. Match", "The Cowboy Wants a Baby (Trueblood Texas)"]}
{"id": "f7378318626dd273c636fa359e2d3758", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 2.0, 5.0, 4.0, 5.0], "U3": [5.0, 5.0, 5.0, 2.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Baudolino (First Edition)", "The Runes of the Earth", "The Amulet of Samarkand (The Bartimaeus Trilogy, Book 1)", "Warrior Prophet", "Golem's Eye", "Lens of the World", "The Crystal Shard: The Icewind Dale Trilogy, Part 1 (Forgotten Realms: The Legend of Drizzt, Book IV)", "Myrren's Gift (The Quickening, Book 1)", "Airborn", "The Known World"], "I3": ["Bridge of Souls: The Quickening Book Three", "Deafening", "Blood Follows: A Tale of Bauchelain and Korbal Broach (The Tales of Bauchelain and Korbal Broach)", "Bastard King, The: Book One Scepter of Mercy", "Legacies (Corean Chronicles, Book 1)", "Darknesses (Corean Chronicles, Book 2)", "Scepters (Corean Chronicles, Book 3)", "The Golden Fool", "The Golden Fool (Tawny Man)", "The Golden Fool (Tawny Man)"], "I4": ["The Golden Fool", "The Golden Fool (Tawny Man)", "The Golden Fool", "A Feast for Crows (Song of Ice and Fire)", "A Feast for Crows", "Baudolino", "Alector's Choice (Corean Chronicles, Book 4)", "Analog Feb 1964", "Night", "Night: With Connected Readings"]}
{"id": "6479ba628c57cdd65b111d0cecc27b6d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U3": [4.0, 5.0, 3.0, 4.0, 4.0, 3.0, 4.0, 3.0, 4.0, 4.0], "U4": [4.0, 3.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 5.0], "I2": ["Westin's Chase (Titan)", "The Demon's Possession (Shadow Quest Book 1): Paranormal Romance (Volume 1)", "Axel (Corps Security) (Volume 1)", "Cage (Corps Security)", "Beck (Corps Security)", "After the Storm (A KGI Novel)", "Lawful Escort", "Lawful Lover (Eternal Bachelors Club #2)", "Skin Deep (I-Team After Hours)", "Theirs to Cherish (Wicked Lovers)"], "I3": ["Revealing Us (The Inside Out Series)", "Sweet Revenge (Sin Brothers)", "Rules of Entanglement (Fighting for Love)", "Backstage Pass (Sinners on Tour)", "Always On My Mind (The Sullivans)", "His Need, Her Desire: Dominating Billionaires Erotic Romance (Volume 1)", "Never Enough (A Brown Family Novel)", "The Bossman (The Bossman Series) (Volume 1)", "Sinners at the Altar (Sinners on Tour) (Volume 6)", "Bound & Unbroken (Out of Bounds) (Volume 1)"], "I4": ["Hot Package: A Hostile Operations Team Christmas Novella (Volume 3)", "LUKE: Complete Series (Omnibus Edition)", "Hot Volume 1: A Hostile Operations Team Bundle (Books 1-3)", "Ignited: A Most Wanted Novel", "Dangerously Hot: A Hostile Operations Team Novel (Volume 4)", "The Cowboy Lassos a Bride (The Cowboys of Chance Creek) (Volume 6)", "Risk of a Lifetime", "Broken Glamour (The Glamour Series) (Volume 2)", "The Rocker Who Holds Me (Volume 1)", "Breaking Point (Shadow Warriors)"]}
{"id": "ff05c1962229c1a2755586d21fb86755", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [4.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0], "U4": [5.0, 4.0, 5.0, 3.0, 3.0, 4.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Hot Snake Nights", "Yo Yo Love", "Like Boogie On Tuesday", "Written in Red Ink", "Only Twice I've Wished for Heaven", "Resurrecting Mingus: A Novel", "The Future Has a Past", "A Day Late and a Dollar Short", "A Day Late and a Dollar Short", "Scenes From Sistah"], "I3": ["The Dying Ground: A Novel (Maceo Redfield Mysteries)", "Breathing Room", "Getting to the Good Part", "No Lye: The African American Woman's Guide To Natural Hair Care", "All I Need", "Like Boogie On Tuesday", "The Fall of Rome", "Singsation", "Shame on It All: A Novel", "Love Don't Live Here Anymore"], "I4": ["B-More Careful: Meow Meow Productions Presents", "Hope Springs (Friendships Blossom in Hope Springs)", "For Every Black Eye", "A Silver Tongue", "His Insignificant Other: A Novel", "Love the One You're With (B-Boy Blues, Book 5)", "Back In The Day: My Life And Times With Tupac Shakur", "One Dead Preacher", "Back in the Day: My Life and Times with Tupac Shakur", "THe Prodigal Husband"]}
{"id": "65b3377126232875cc234702684deebc", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 4.0, 2.0, 4.0, 5.0, 4.0, 5.0, 4.0], "U3": [5.0, 5.0, 4.0, 3.0, 3.0, 3.0, 4.0, 2.0, 5.0, 4.0], "U4": [4.0, 3.0, 5.0, 5.0, 3.0, 5.0, 5.0, 3.0, 5.0, 5.0], "I2": ["Kitty Hawk and the Hunt for Hemingway's Ghost: Book Two of the Kitty Hawk Flying Detective Agency Series (Volume 2)", "Dear Little Ones", "The Unfortunate Decisions of Dahlia Moss (A Dahlia Moss Mystery)", "The Last Honeytrap: Florence Love 1", "The Morning After Memoirs", "Descendant: The Protector", "The Medium Path", "The Eternity Road", "General Falconius Fox and the Roman Invasion of Britain (The Heroic Foxes of Foxwood)", "Fooling Around With Cinderella (Storybook Valley) (Volume 1)"], "I3": ["Christmas Confessions and Cocktails: A Humorous Holiday Memoir with Sassy Drink Recipes (American in Paris)", "The Children of Darkness (The Seekers)", "The Amazing History of Technology: A journey through time with 278 illustrations", "The House on Seventh Street", "Pokergeist (A Haunting on Long Island Series)", "Raining Embers (Order and Chaos) (Volume 1)", "The Good Kind of Bad", "Rise of the Sidenah", "The Jazz Files (Poppy Denby Investigates)", "Cat Lady"], "I4": ["Piggy Sense!: Save it for a rainy day", "Amongst The Flames: A Christian Romance Novel", "The Goddess Within", "The Edge of Nowhere WR: A Tale of Tragedy, Love, Murder and Survival", "Plan Bea (Volume 1)", "Almost Invincible", "Pieces Like Pottery", "Forgotten Sin", "A Sudden Crush", "Cobwebs in the Dark"]}
{"id": "0f495555ef25bb13a5d477a7bbedd382", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "I2": ["Cicada", "Cornerstone (Cornerstone Series)", "The Scarlet Dagger (The Red Sector Chronicles, #1)", "Young Love Murder", "Small Town Girl", "Darkride", "Catalyst: A Collide Novel : Book Three", "Mortal Defiance: Book two of the Dark Betrayal Trilogy (Volume 2)", "Notes to Self", "The Burn"], "I3": ["Existence (Volume 1)", "Promises: Book One of The Syrenka Series", "Asylum: Causal Enchantment Series", "Destiny's Fire", "Embrace (The Embrace Series)", "Awaken: The Patronus", "Beckoning Light: The Afterglow Trilogy", "Life on the Edge", "The Watchers Trilogy: Awakening", "It's a Little Haywire"], "I4": ["Meeting Destiny: Destiny Series, Book 1", "When Destiny Knocks (The Destiny Saga, Book 1)", "Because of Low (Sea Breeze)", "A Merman's Kiss", "Phantom Lives - Power", "The Force of Wind (Elemental Mysteries)", "The Many Lives of Avery Snow", "Undertow", "Defiance: A Significance Novel", "Becoming (Daughters of Saraqael Book One)"]}
{"id": "c02b675b513c2196354958b1da8a24cf", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 3.0, 4.0, 3.0, 4.0, 4.0, 3.0, 4.0], "U3": [3.0, 5.0, 2.0, 3.0, 3.0, 3.0, 4.0, 1.0, 4.0, 4.0], "U4": [5.0, 4.0, 3.0, 4.0, 5.0, 4.0, 3.0, 3.0, 3.0, 4.0], "I2": ["No Peace for the Damned (Magnolia Kelch)", "No Love for the Wicked (Magnolia Kelch)", "Thin Love", "Wild Child: A Novel (The Boys of Bishop)", "STRANGE MAGIC - Part One (The MAGIC series) (Volume 1)", "Wild Things (Chicagoland Vampires)", "Unblocked - Episode One (Timber Towers Series) (Volume 1)", "Blood Games (Chicagoland Vampires)", "Blyss (The Blyss)", "Outside The Ropes"], "I3": ["A Time Apart: Book One of the Macauley Series", "Soaring (The Magdalene Series) (Volume 2)", "The Dark Prince: Les Fes: The French Fae Legend (Les Fes: The French Fae Legend) (Volume 1)", "Blyssful Lies (The Blyss Trilogy)", "Djinn and Tonic (The Houri Legends) (Volume 2)", "Midnight Crossroad (A Novel of Midnight, Texas)", "Shrink Rapt", "Captive, Mine", "River Road (Sentinels of New Orleans)", "Elysian Fields (Sentinels of New Orleans)"], "I4": ["Royal Street (Sentinels of New Orleans)", "An English Bride in Scotland: Highland Brides (The Highland Brides)", "To Marry a Scottish Laird", "The Courtesan Duchess (Wicked Deceptions)", "Festive in Death: 39", "Say My Name: A Stark Novel (Stark International)", "Devil You Know (Butcher Boys) (Volume 1)", "Kissed by a Dark Prince (Volume 1)", "Claimed by a Demon King: Eternal Mates Romance Series", "Tempted by a Rogue Prince: Eternal Mates Romance Series"]}
{"id": "fe0be6fcb0ccfb7415dbf488a9169c8b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 1.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0], "I2": ["Joy School", "Pull of the Moon", "She's Come Undone (Turtleback School & Library Binding Edition)", "Open House", "Daddy", "The Bluest Eye (Vintage International)", "Remember Me", "Where the Heart Is", "Special Delivery", "Remembrance"], "I3": ["Fine Things", "Kaleidoscope", "Petals on the Wind", "Zoya", "Breath, Eyes, Memory (Oprah's Book Club)", "A Lesson Before Dying (Oprah's Book Club)", "Bittersweet (Danielle Steel)", "Mixed Blessings", "Heartbeat (Danielle Steel)", "No Greater Love"], "I4": ["Wings", "Jewels", "Crossings", "Secrets", "Family Album", "The Gift", "Silent Honor", "The Ranch", "Malice", "Mirror Image"]}
{"id": "a1a1fca165b594838232082c8013d010", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0], "U3": [3.0, 5.0, 3.0, 3.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 2.0, 5.0, 5.0, 4.0], "I2": ["Fire Inside: A Chaos Novel", "Baby & Bump (The This & That Series) (Volume 1)", "High Risk Love", "Forever Too Far: A Rosemary Beach Novel (The Rosemary Beach Series)", "Killing Sarai (In the Company of Killers)", "Saving Wishes", "Left Drowning", "Hot Pursuit: A Hostile Operations Team Novel (Volume 1)", "Nowhere to Run (Stephanie Carovella) (Volume 1)", "Romancing the Bookworm"], "I3": ["Indelible", "Maverick", "The Game Changer: A Novel", "The Longings of Wayward Girls: A Novel", "Lick (A Stage Dive Novel)", "The Truth About Letting Go", "Bad Things (Tristan & Danika #1) (Volume 1)", "Rock Chick Rescue (Volume 2)", "Walking Disaster", "Blind Obsession"], "I4": ["The Bet", "Wild Man (Dream Man)", "Blindfolded Innocence (Hqn)", "Second Chance Boyfriend: A Novel (One Week Girlfriend Quartet)", "Wallbanger (The Cocktail Series)", "Avoiding Intimacy (Avoiding Series)", "Kitchen Affairs: A Riverside Novel (The Riverside Trilogy) (Volume 1)", "Real (The REAL series)", "Rock My Bed (Black Falcon Series)", "Faster We Burn"]}
{"id": "1fedff65c5065106750dea1c4d2e72b3", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 3.0], "U3": [3.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0], "U4": [4.0, 5.0, 5.0, 3.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0], "I2": ["The End Game: A Mystery", "Black and White (Icarus Project, Book 1)", "Pretty Little Things (C.J. Townsend Thriller)", "Sixty-One Nails", "Petty Magic: Being the Memoirs and Confessions of Miss Evelyn Harbinger, Temptress and Troublemaker", "The Countess: A Novel", "The Dead Path", "Servant of the Underworld: Bk. 1: Obsidian and Blood Trilogy", "Black Swan Rising", "The Watchtower"], "I3": ["Four Kitchens: My Life Behind the Burner in New York, Hanoi, Tel Aviv, and Paris", "Darkness, My Old Friend (Jones Cooper)", "Second Grave on the Left (Charley Davidson)", "The Demon Trapper's Daughter: A Demon Trappers Novel", "The Poison Tree: A Novel", "The Keeper of Lost Causes", "Delirious", "The Sworn (The Fallen Kings Cycle)", "The Monster's Corner: Stories Through Inhuman Eyes", "Cold Magic (The Spiritwalker Trilogy)"], "I4": ["The Book of Tomorrow", "Summer of Night: A Novel", "A Winter Haunting", "The Ice Princess", "The Radleys: A Novel", "Moon Over Soho (Rivers of London)", "Moon Over Soho (Rivers of London)", "Swept off Her Feet", "The City (Autumn, Book 2)", "The Iron King"]}
{"id": "cb17c40bc2afa195b5160efabf047a59", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 3.0, 5.0, 4.0, 4.0, 5.0, 3.0, 3.0], "U3": [4.0, 4.0, 2.0, 4.0, 4.0, 5.0, 3.0, 3.0, 2.0, 4.0], "U4": [3.0, 2.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0], "I2": ["All the King's Men", "The Gravedigger's Daughter: A Novel (P.S.)", "Desert Queen", "Circling My Mother", "Song of Solomon", "Tender Is the Night", "Thus Spoke Zarathustra: A Book for None and All", "Speak, Memory: An Autobiography Revisited (The Penguin Vladimir Nabokov Hardback Collection)", "Lucky Jim", "Heart of Darkness (Modern Classics)"], "I3": ["Escape?? [ESCAPE] [Hardcover]", "Escape", "How to Talk about Books You Haven't Read", " Middlemarch", "Middlemarch (Penguin Classics)", "Head and Heart: American Christianities", "Death Comes for the Archbishop", "The Thing About Life Is That One Day You'll Be Dead", "The Tibetan Book of Living and Dying: The Spiritual Classic & International Bestseller: 20th Anniversary Edition", "The Nine: Inside the Secret World of the Supreme Court"], "I4": ["Sister Carrie (Penguin Classics)", "The Center Cannot Hold", "Existential Psychotherapy", "Indignation (Vintage International)", "Nausea (New Directions Paperbook)", "The Name of the Rose", "Man's Search for Meaning: An Introduction to Logotherapy, Revised and Enlarged Edition", "Don Quixote", "Fear and Trembling", "The Mayor of Casterbridge (Penguin Classics)"]}
{"id": "514676c22aa738f55dc4741b0b05c9d7", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 4.0, 2.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0], "U3": [5.0, 2.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 3.0, 4.0, 5.0], "I2": ["Because of Low (Sea Breeze)", "Yank", "Freefall", "Hussy", "Twisted Ties (The Ties Series) (Volume 2)", "Against the Ropes (Redemption)", "Embrace: Evolve Series #2 (Volume 2)", "Shattered Ties (The Ties Series) (Volume 1)", "Breathe (Sea Breeze)", "Rock the Band (Black Falcon)"], "I3": ["Arsen: a broken love story", "Beneath This Man (A This Man Novel)", "Jordyn and the Caverns of Gloom: A Daemon Hunter Novel book 2", "Man of My Dreams", "Deadly Captive (Volume 1)", "Rock My World", "Underestimated", "Rock the Heart (Black Falcon)", "Emerge (Evolve Series)", "Rock My Bed (Black Falcon Series)"], "I4": ["Ten Days of Perfect", "Pieces of You (Shattered Hearts) (Volume 3)", "Ruining Me", "Relentless (Shattered Hearts) (Volume 2)", "Someone to Love", "3:AM Kisses (3:AM Kisses 1)", "Entice (Evolve Series) (Volume 3)", "Redemption (Soul Series)", "Captive in the Dark: The Dark Duet", "Holidays with the Walker Brothers (Alluring Indulgence)"]}
{"id": "1b894a326ccff68ae33d51c5fd192d1c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 3.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 4.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0], "U4": [3.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Hacker (Outlaw Chronicles)", "Finding Claire Fletcher", "Eli's Heart (The Carousel Trilogy)", "Manuscript for Murder: The Hartfield Mysteries", "The Fiction Writer's Handbook: The definitive guide to McGuffins, red herrings, shaggy dogs, and other literary revelations from a master", "Alora: The Wander-Jewel (The Alora Series) (Volume 1)", "Murder Caribbean-Style", "No Exit: The Apple Grove Gang (Volume 1)", "The Odd Job Squad", "Found (Firstborn Series #3)"], "I3": ["Another Ending", "Cracks In The Sidewalk", "House Rules: A Novel", "Terry Treetop and the lost egg: the lost egg (Bedtime story)", "I Survived the Bombing of Pearl Harbor, 1941 (I Survived #4)", "Herald Square: A Novel of the Cold War (The First Trumpet)", "Hurry Up, Houdini! (Magic Tree House (R) Merlin Mission)", "A Perfect Time for Pandas (Magic Tree House)", "Afternoon on the Amazon (Magic Tree House, No. 6)", "Day Zero (The Zero Trilogy) (Volume 1)"], "I4": ["Sunset of the Sabertooth", "Feedsack Dresses and Wild Plum Jam", "Angels Walking: A Novel", "Rooms: A Novel", "Inside Story (Frasier Island, Book 3)", "32 Seconds", "Watching the Tree Limbs", "The Legend of Sheba: Rise of a Queen", "41: A Portrait of My Father", "Ekaterina (Heirs of Anton Series #1)"]}
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{"id": "0def4a444450e25dc92a18c86bf9e5f4", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 1.0], "U3": [1.0, 1.0, 5.0, 4.0, 5.0, 2.0, 5.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 1.0, 5.0, 5.0, 4.0], "I2": ["A Solitary Blue (The Tillerman Series #3)", "She's Come Undone (Turtleback School & Library Binding Edition)", "'Scuse Me While I Kiss This Guy: And Other Misheard Lyrics", "Come a Stranger", "Microserfs", "Matilda Unabridged CD", "Skipped Parts", "Dancing Naked in the Mind Field", "Socks", "Flowers in the Attic"], "I3": ["Midnight Whispers", "Darkest Hour (Cutler)", "My Ishmael", "Taming the Star Runner", "Henry and the Clubhouse (Henry Huggins)", "New Father's Panic Book", "Henry and the Paper Route CD (Henry Huggins)", "Stupid White Men ...And Other Sorry Excuses for the State of the Nation!", "Beezus and Ramona CD", "Ribsy CD (Henry Huggins)"], "I4": ["Henry Huggins: Henry Huggins (Spanish edition)", "Little House Reader, A (Little House Books)", "Further Chronicles of Avonlea - Kindle edition", "Anne of Green Gables", "Under this Roof: 2", "Little House On The Prairie", "The Little Engine That Could easy to read", "Further Chronicles of Avonlea - Kindle edition", "Homecoming", "Bummer Summer"]}
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{"id": "07d9b94c0dd72839fbb90a142710f19b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 2.0, 5.0, 5.0, 5.0, 5.0, 5.0, 1.0, 4.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 3.0, 4.0, 5.0, 2.0, 3.0], "U4": [5.0, 1.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Science Of The Craft: Modern Realities in the Ancient Art of Witchcraft", "Earthly Bodies, Magical Selves: Contemporary Pagans and the Search for Community", "Conscious Acts of Creation: The Emergence of a New Physics", "Tao & Longevity: Mind-Body Transformation", "Ecoshamanism: Sacred Practices of Unity, Power and Earth Healing", "Ecstatic Ritual: Practical Sex Magic", "A Circle of Stones: Journeys and Meditations for Modern Celts", "Secrets of Western Sex Magic: Magical Energy & Gnostic Trance (Llewellyn's Tantra & Sexual Arts Series)", "Quantum Touch: The Power to Heal (Second Edition)", "Science and Human Transformation: Subtle Energies, Intentionality and Consciousness"], "I3": ["The Magician's Companion: A Practical and Encyclopedic Guide to Magical and Religious Symbolism (Llewellyn's High Magick Series)", "The Ethical Psychic Vampire", "Researching Paganisms (Pagan Studies Series)", "Dark Moon Rising: Pagan Bdsm & the Ordeal Path", "Nine Worlds of Seid-Magic: Ecstasy and Neo-Shamanism in North European Paganism", "Persuasions of the Witch's Craft: Ritual Magic in Contemporary England", "Visual Intelligence: How We Create What We See", "Kabbalistic Cycles and the Mastery of Life", "Kabbalistic Handbook for the Practicing Magician", "The Philosophy of Magic"], "I4": ["Convergence Culture: Where Old and New Media Collide", "Into Wholeness: The Path of Deep Imagery", "Portable Magic: Tarot Is the Only Tool You Need", "Open to Desire: Embracing a Lust for Life Insights from Buddhism and Psychotherapy", "Why We Want You to Be Rich: Two Men - One Message", "Mary K. Greer's 21 Ways to Read a Tarot Card", "Smart Couples Finish Rich, Revised and Updated: 9 Steps to Creating a Rich Future for You and Your Partner", "Magickal Connections: Creating a Lasting and Healthy Spiritual Group", "Thoughts Without A Thinker: Psychotherapy from a Buddhist Perspective", "Real Energy: Systems, Spirits, And Substances to Heal, Change, And Grow"]}
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{"id": "e24d981d28305479ccf9650d1a2e266f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0], "U4": [5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0], "I2": ["The Last Track: A Mike Brody Novel", "Dominic", "The Righteous", "Taming Rowan", "My Dangerous Pleasure", "To Be Sung Underwater: A Novel", "Letter Perfect (California Historical Series #1)", "Retired and on the Rocks (Denim Blues Mysteries, Book 1)", "Tamed by a Highlander (Children of the Mist)", "Change Anything: The New Science of Personal Success"], "I3": ["Confessions of an Improper Bride (A Donovan Novel)", "Temptation of a Highland Scoundrel", "The Fear of God: Jaguar Series", "The Showboat Affair", "Working It Out: A Journey of Love, Loss, and Hope", "Illuminations of the Heart (Poitevin Hearts)", "On the Way to the Wedding", "Iron Kissed (Mercy Thompson, Book 3)", "Venetia", "The Quiet Gentleman"], "I4": ["Druid Desires", "The Constantine Codex (Skeleton Series)", "The Fear Principle", "Cover Me (Elite Force: That Others May Live)", "Making Waves", "A Gentleman Never Tells", "One Tuesday Morning (9/11 Series, Book 1)", "Iron Kissed (Mercy Thompson, Book 3)", "Lady of Seduction (Daughters of Erin)", "In the Heat of the Bite"]}
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{"id": "a8f9200aa5b29d0d78da838eb19ef408", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 4.0, 3.0, 5.0, 4.0, 2.0, 4.0], "U3": [5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 2.0], "U4": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Renewing America's Food Traditions: Saving and Savoring the Continent's Most Endangered Foods", "Ghost Huntress Book 1 (The Ghost Huntress)", "Wings", "Road to Revolution! (The Cartoon Chronicles of America)", "Reaching the Animal Mind: Clicker Training and What It Teaches Us About All Animals", "The Book Whisperer: Awakening the Inner Reader in Every Child", "A Taste for Red", "RFID Applied", "Advanced Wicca: Exploring Deeper Levels of Spiritual Skills and Masterful Magick", "Ghost Huntress Book 2: The Guidance (The Ghost Huntress)"], "I3": ["Professional Manga: Digital Storytelling with Manga Studio EX", "The End of Money and the Future of Civilization", "Sun of gOd: Discover the Self-Organizing Consciousness That Underlies Everything", "Keeping Chickens: The Essential Guide", "Kundalini Rising: Exploring the Energy of Awakening", "100 Heartbeats: The Race to Save Earth's Most Endangered Species", "My Wonderful World of Fashion: A Book for Drawing, Creating and Dreaming", "Manga Cross-Stitch: Make Your Own Graphic Art Needlework", "Dogtown: Death and Enchantment in a New England Ghost Town", ""], "I4": ["What is 'Tai Chi'?", "Traditional Chinese Medicine Approaches to Cancer: Harmony in the Face of the Tiger", "Sherri Haab Jewelry Inspirations: Techniques and Designs from the Artist's Studio", "Awakening to the Spirit World: The Shamanic Path of Direct Revelation", "Strange Brew", "Cunningham's Encyclopedia of Magical Herbs (Llewellyn's Sourcebook Series) (Cunningham's Encyclopedia Series)", "Adobe Photoshop Elements 8: Maximum Performance: Unleash the hidden performance of Elements", "Home Sausage Making: How-To Techniques for Making and Enjoying 100 Sausages at Home", "Color Correction for Video, Second Edition: Using Desktop Tools to Perfect Your Image (DV Expert Series)", "Pantone Guide to Communicating With Color"]}
{"id": "fc8c5bca2b4cc723f4a09e35bdfc5b06", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 3.0], "I2": ["The Beast God Forgot to Invent: Novellas", "Pan: From Lieutenant Thomas Glahn's Papers (Penguin Twentieth-Century Classics)", "This Boy's Life: A Memoir", "Them : Adventures With Extremists", "Disgrace: A Novel", "The Longman Masters of Short Fiction", "Autobiography of a Face", "Moral Hazard: A Novel", "Pagan Time: An American Childhood", "Another Planet: A Year in the Life of a Suburban High School"], "I3": ["The Horned Man", "Out of the Flames: The Remarkable Story of a Fearless Scholar, a Fatal Heresy, and One of the Rarest Books in the World", "A Supposedly Fun Thing I'll Never Do Again: Essays and Arguments", "Child of My Heart", "Besieged", "Asylum", "Ishmael", "The Columnist", "Permanent Midnight: A Memoir", "Ordinary Horror"], "I4": ["The Lost Continent: Travels in Small Town America", "Shakespeare: The World as Stage (Eminent Lives)", "Chemical Pink", "Terror and Liberalism", "Holes", "Claws", "Best Friends: A Novel", "Beyond Belief: Essays on Religion in a Post-Traditional World", "How to Lose Friends and Alienate People [movie tie-in]: A Memoir", "Since the Layoffs"]}
{"id": "fb165264a0df75cbb109de4cff9fa12d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 1.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0], "I2": ["A Painted House", "The Kite Runner (Chinese Edition)", "Water For Elephants", "The Haunted Bookshop", "The Kommandant's Girl", "The Wild Girl: The Notebooks of Ned Giles, 1932", "The Secret Life of Bees", "The Help", "Anna Karenin", "A Painted House"], "I3": ["Hunting Down Amanda", "Thank You for All Things: A Novel", "The Kite Runner", "The Space Between Us: A Novel", "Breathing Room", "Beginner's Luck: A Novel (Hallie Palmer)", "By a Spider's Thread (Tess Monaghan Novel)", "The Bone Garden: A Novel", "24 HOURS PB", "The Wednesday Sisters: A Novel"], "I4": ["Lady Killer (Rosato & Associates Series)", "The Pact: A Love Story", "The BOOK THIEF", "A Tree Grows in Brooklyn", "The Guernsey Literary and Potato Peel Pie Society", "Given Day Unabridged CD, The", "The Winter Rose", "The Buffalo Soldier: A Novel", "The Lincoln Lawyer (Large Print)", "Plain Truth"]}
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{"id": "49130580fcefe46effb59304c2b737ea", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 4.0, 3.0, 5.0, 5.0, 5.0, 4.0, 4.0, 2.0], "U3": [3.0, 4.0, 3.0, 4.0, 5.0, 5.0, 3.0, 4.0, 5.0, 4.0], "U4": [3.0, 3.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 3.0], "I2": ["Dickens' Fur Coat and Charlotte's Unanswered Letters: The Rows and Romances of England's Great Victorian Novelists", "Riding Shotgun", "Infernal Affairs", "The Club", "The Vanderbilt Women: Dynasty of Wealth, Glamour, and Tragedy", "To Marry an English Lord: Victorian and Edwardian Experience", "The Scold's Bridle", "A Conventional Corpse", "The Breaker", "The Unexpected Guest"], "I3": ["Black Coffee (Poirot)", "East Of Peculiar (Hannah Garvey Mysteries #1)", "Five Sisters: The Langhornes  of Virginia", "Free Love (Olivia Brown)", "Show stopper", "Bridesmaids Revisited: An Ellie Haskell Mystery", "Bingo", "Six Of One", "Wolf at the Door (Annie O'Hara & Claudius Mysteries)", "Fugitive Colors (Sigrid Harald Mysteries)"], "I4": ["Further Lane: A Novel (Beecher Stowe and Lady Alex Dunraven Novels)", "Hanging Up", "Red, White, and Blue Murder (Hilda Johansson Mysteries, No. 2)", "Track of the Cat (Anna Pigeon)", "Bloody Kin", "Young Wives: A Novel", "The Neighbors", "Virgin and Martyr", "Listen to the Silence (Sharon McCone Mysteries)", "Death of a Baritone: A Music Lover's Mystery"]}
{"id": "0ec8cfd427eeefe28af6e0da7ab58e95", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 3.0, 5.0, 4.0, 4.0], "I2": ["When You're Ready (Ready Series) (Volume 1)", "Lover At Last: A Novel of the Black Dagger Brotherhood", "The King: A Novel of the Black Dagger Brotherhood", "Never Been Ready (The Ready Series) (Volume 2)", "East of Ecstasy (Hearts of the Anemoi)", "Hudson (Fixed Series) (Volume 4)", "Hudson (Fixed Series) (Volume 4)", "Ready for You (The Ready Series) (Volume 3)", "Hardwired (The Hacker Series)", "Hardpressed (Hacker)"], "I3": ["Hardline (Hacker)", "Room For You (Cranberry Inn) (Volume 1)", "Room For More", "Room for Just a Little Bit More", "Ready to Wed (The Ready Series) (Volume 4)", "Divergent", "Halfway to the Grave (Night Huntress, Book 1)", "One Foot in the Grave (Night Huntress, Book 2)", "At Grave's End", "Destined for an Early Grave"], "I4": ["First Drop of Crimson", "Eternal Kiss of Darkness", "This Side of the Grave", "One Grave at a Time", "Home for the Holidays: A Night Huntress Novella (Night Huntress Novels)", "Once Burned (Night Prince, Book 1)", "Twice Tempted (Night Prince)", "Up from the Grave (Night Huntress)", "Release Me (The Stark Series #1)", "Claim Me (The Stark Series #2)"]}
{"id": "439b81918da9d3e8a54c250339fb03e8", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 2.0], "U3": [4.0, 5.0, 5.0, 4.0, 3.0, 4.0, 4.0, 5.0, 4.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0], "I2": ["American Splendor: Unsung Hero", "Bubblegum Music is the Naked Truth: The Dark History of Prepubescent Pop, from the Banana Splits to Britney Spears", "Li'l Abner: The Frazetta Years, Vol. 1: 1954-1955", "League of Extraordinary Gentlemencentury Vol. III", "The League of Extraordinary Gentlemen - Volume 2", "Mr. Timothy", "From Bush to Bush: The Lazlo Toth Letters", "The New Teen Titans", "The New American Splendor Anthology: From Off the Streets of Cleveland", "Chelsea Horror Hotel: A Novel"], "I3": ["Hellboy Volume 1: Seed of Destruction (Hellboy (Pocket eBook))", "Hellboy: Wake the Devil", "Doom Patrol Archives, The: Volume 1 (Archive Editions (Graphic Novels))", "Wrestlecrap: The Very Worst of Pro Wrestling", "Silver Age Teen Titans, The - Archives, Volume 1 (Archive Editions)", "20,000 Leagues Under the Sea", "Twenty Thousand Leagues Under the Sea (Vintage Classics)", "Three Adventure Novels:  She, King Solomon's Mines, Allan Quatermain", "The Mysterious Island (Signet Classics)", "Li'l Abner: The Frazetta Years, Vol. 2: 1956-1957"], "I4": ["Li'l Abner: The Frazetta Years, Vol. 3: 1958-1959", "Li'l Abner: The Frazetta Years, Vol. 4: 1960-1961", "The Complete Peanuts Volume 1: 1950-1952", "Bone: The Complete Cartoon Epic in One Volume", "Bizarro Comics", "Boogeyman", "Love Hina, Vol. 4", "McSweeney's Quarterly Concern, No. 13: An Assorted Sampler of North American Comic Drawings, Strips, and Illustrated Stories", "Love Hina, Volume 2", "Birth of a Nation: A Comic Novel"]}
{"id": "b2cacced3a96fd8765e6028216ee54d1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 2.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["The Quilted Heart Omnibus: Three Novellas in One: Dandelions on the Wind, Bending Toward the Sun, and Ripples Along the Shore", "Take This Cup (The Jerusalem Chronicles)", "A Table by the Window: A Novel of Family Secrets and Heirloom Recipes (Two Blue Doors)", "Murder Simply Brewed (An Amish Village Mystery)", "Girl at the End of the World: My Escape from Fundamentalism in Search of Faith with a Future", "A Broken Kind of Beautiful: A Novel", "Bluebonnet Bride: A Butterfly Palace Story", "Dancing with Fireflies (A Chapel Springs Romance)", "The Pursuit of Tamsen Littlejohn: A Novel", "The Christian Zombie Killers Handbook: Slaying the Living Dead Within"], "I3": ["The Queen's Handmaid", "A Ladys Honor (A Cliffs of Cornwall Novel)", "Seasons of Tomorrow: Book Four in the Amish Vines and Orchards Series", "An April Bride (A Year of Weddings Novella)", "A Beauty So Rare (A Belmont Mansion Novel)", "Harvest of Rubies", "A Short Walk to the Edge of Life: How My Simple Adventure Became a Dance with Death--and Taught Me What Really Matters", "A May Bride (A Year of Weddings Novella)", "Harvest of Gold: (Book 2)", "Full Steam Ahead"], "I4": ["The Fight", "Love, Skip, Jump: Start Living the Adventure of Yes", "Atlas Girl: Finding Home in the Last Place I Thought to Look", "The Revealing: A Novel (The Inn at Eagle Hill) (Volume 3)", "Yawning at Tigers: You Can't Tame God, So Stop Trying", "Love Comes Home: A Novel", "The Preacher's Wife (Brides of Assurance)", "The Extravagant Fool: A Faith Journey That Begins Where Common Sense Ends", "A July Bride (A Year of Weddings Novella)", "Death Takes a Ride: A Novel (The Cate Kinkaid Files) (Volume 3)"]}
{"id": "f56e63a91b6215483010bda4ee09ff68", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0], "U3": [5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 3.0], "I2": ["Watched: Murder was Just the Beginning (Watched Series Book 1)", "Seduced by Innocence ((The Seduced Saga, Book 1 of Rose's Trilogy)) (Volume 1)", "Jungle Inferno (Phoenix Agency)", "Wild Men of Alaska: Four Book Bundle", "Noah: 5th Street", "The Light Within Me", "Seductive Secrets: Secret Lives Series, Book I", "Leashed (Going to the Dogs) (Volume 1)", "The Mating: The Original Law of the Lycans story", "MIDNIGHT LOVER"], "I3": ["Her Fated Cowboy (Harland County Series) (Volume 1)", "A SEAL's Seduction", "Dark Wolf Rising (Mills & Boon Nocturne)", "Darkness Awakened (Order of the Blade) (Volume 1)", "The Other Side of Us", "Married By Midnight: A Pembroke Palace Novella", "Reveal (Cryptid Tales)", "Cross My Heart", "Glacial Eyes: Salt Lake After Dark", "Coffee and Cockpits"], "I4": ["Water, Book One of the Akasha Series", "The Devil Has Dimples", "Rest For The Wicked - The Claire Wiche Chronicles Book 1", "Return to You: A Laurel Heights Novel (Volume 3)", "The Descent Series, Books 1-3: Death's Hand, The Darkest Gate, and Dark Union: An Urban Fantasy Omnibus", "Shadowlove-Stalkers", "Free Fall (A My Immortals Series Demons and Witches novella) - Kindle edition", "Delicate Freakn' Flower (Freakn' Shifters)", "Fire Burn and Cauldron Bubble: The Jolie Wilkins Series, Book 1", "Fairytale"]}
{"id": "201e404dff2e623d0bf5c229a2c2badf", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 3.0, 4.0, 4.0, 4.0], "U3": [4.0, 5.0, 5.0, 5.0, 4.0, 3.0, 4.0, 3.0, 4.0, 5.0], "U4": [2.0, 4.0, 3.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 3.0], "I2": ["How to Raise a Jewish Dog", "Altered Art Circus: Techniques for Journals, Paper Dolls, Art Cards, and Assemblages", "Trading Card Techniques & ATCs", "Altered Books Materials Guide: Fabulous Ideas to Create Visual Art Journals", "Collage Couture: Techniques for Creating Fashionable Art", "Altered Books Workshop", "Mini-books, boxes, beads, cards and more!: With vellum, translucent and handmade papers (Design originals can do crafts)", "Altered Book: Special Effects (Design Originals)", "Altered Art & Collage", "Altered Books 101 ##5167"], "I3": ["Altered Books 102: Beyond The Basics (Design Originals)", "The Complete Guide to Altered Imagery : Mixed-Media Techniques for Collage, Altered Books, Artist Journals, and More", "The Decorated Page: Journals, Scrapbooks & Albums Made Simply Beautiful", "Artists' Journals and Sketchbooks: Exploring and Creating Personal Pages", "Junk Jewelry: 25 Extraordinary Designs to Create from Ordinary Objects", "Flower Power Papercrafts", "Crafting Beautiful Journals & Albums: How to Personalize, Embellish, and Make Diaries and Scrapbooks", "Scrapbooks Slide Mounts and More (Design Originals)", "Making Designer Mixed-Media and Memory Jewelry", "A String of Expression"], "I4": ["Vintage Pop-Up Cards: Making Your Own Timeless Treasures", "Fanciful Paper Projects: Making Your Own Posh Little Follies", "Beaded Jewelry With Gift Cards", "Collage Cards Mini Books, Slide Mounts & More: Mini Books Slide Mounts and More", "Creative Correspondence", "30-Minute Rubber Stamp Workshop", "Crafty Chica Collection (Quarry Book)", "Totally impressed stamp art (Suzanne McNeill design originals)", "Melt art impressions", "Creative Beads from Paper and Fabric: Create Your Own Crafts and Embellish Ready-Made Items; No-Sew Fun for All Ages"]}
{"id": "1aa03903dd48b9b03125260c689483b7", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0], "U4": [2.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 3.0, 5.0, 5.0], "I2": ["Dinotopia: Journey to Chandara: 2008 Wall Calendar", "Dreadnought: Britain, Germany, and the Coming of the Great War", "Quebec 1775: The American invasion of Canada (Campaign)", "Russia's War: A History of the Soviet Effort: 1941-1945", "The Fabulous Riverboat (Riverworld Saga, Book 2)", "Jesus on Mars", "Lincoln", "The Most Noble Adventure: The Marshall Plan and the Time When America Helped Save Europe", "The Dark Design (Riverworld Saga, Book 3)", "The Moon Pool (Bison Frontiers of Imagination)"], "I3": ["The Magic Labyrinth (Riverworld Saga, Book 4)", "Magician's Nephew - Folio Society Hardcover", "Lion, the Witch and the Wardrobe", "Magician's Nephew - Folio Society Hardcover", "The Goblin Tower: (#1) (Reluctant King)", "Around the World in Eighty Days", "Burn Before Reading: Presidents, CIA Directors, and Secret Intelligence", "Stalin: The Court of the Red Tsar", "The Clocks of Iraz (Volume Two of 'The Reluctant King')", "Firesong (The Wind on Fire, III)"], "I4": ["Two Hawks From Earth", "Slaves of the Mastery (The Wind on Fire, Book 2)", "The Declassified Eisenhower : A Divided Legacy of Peace and Political Warfare", "The Horse and His Boy (The Chronicles of Narnia)", "Firesong (The Wind on Fire, III)", "Dwellers in the Mirage", "Saratoga: Turning Point of America's Revolutionary War", "Eye in the Sky", "The Last Dragon", "His Excellency: George Washington (Random House Large Print)"]}
{"id": "f447d168d8d70dc60f93d3cabd217d28", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 4.0, 5.0, 1.0, 4.0, 5.0, 1.0, 4.0], "U3": [3.0, 5.0, 4.0, 5.0, 5.0, 4.0, 3.0, 4.0, 5.0, 5.0], "U4": [4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 3.0, 4.0, 5.0], "I2": ["Edge of Disaster", "Lost to the Desert Warrior (Harlequin Presents)", "One Night with a Rake (Regency Rakes)", "Captives of the Night (Berkley Sensation)", "Two Times As Hot (An Oklahoma Nights Romance)", "The Price of Retribution", "Be Good: A New Adult Romance", "A Bullet For Carlos: Blood Flows South, Book 1", "Forbidden or For Bedding?", "One Desert Night"], "I3": ["Falling for the Prodigal Son", "Smooth Sailing", "Frostfire Inn", "Scarlet Revenge (Scarlet Suspense Series) (Volume 1)", "Wilde Riders (Old Town Country Romance) (Volume 1)", "The Prince She Never Knew (The Diomedi Heirs)", "The Baby Made at Christmas (The Cherry Sisters)", "Lords of Passion", "How to Tame a Wild Fireman: A Bachelor Firemen Novel (Bachelor Firemen of San Gabriel)", "Sex and the Single Fireman: A Bachelor Firemen Novel (Bachelor Firemen of San Gabriel)"], "I4": ["One Fine Fireman: A Bachelor Firemen Novella (A Bachelor Fireman Novella)", "The Wilde One (Old Town Country Romance) (Volume 2)", "Worth the Scandal", "Fifteen Weekends (The Weekends Series) (Volume 1)", "The Love Makers", "Captive but Forbidden", "As Fate Would Have It", "Christmas At Twin Falls", "The Ultimate Millionaire (The Million Dollar Catch)", "The Substitute Millionaire (The Million Dollar Catch)"]}
{"id": "0dc06dd5fa2af324ada9aa74131d6552", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 3.0, 5.0, 5.0, 5.0, 2.0, 4.0, 2.0, 4.0], "U3": [5.0, 5.0, 4.0, 4.0, 5.0, 3.0, 1.0, 4.0, 5.0, 5.0], "U4": [1.0, 5.0, 1.0, 4.0, 3.0, 4.0, 4.0, 3.0, 3.0, 5.0], "I2": ["Sarah's Key", "Inside Out and Back Again", "Pox: An American History (Penguin History of American Life)", "A Year Down Yonder", "Queen Lucia", "Hitler Youth: Growing Up in Hitler's Shadow", "The Queen's Necklace", "The Fault in Our Stars", "The Queen's Necklace", "A Novel Bookstore"], "I3": ["The Irrational Season (Crosswicks Journal Trilogy/Madeleine L'Engle, 3)", "Moon Over Manifest", "Charles and Emma: The Darwins' Leap of Faith", "Up at the Villa", "One Summer: America, 1927 (Random House Large Print)", "Pilgrim's Wilderness: A True Story of Faith and Madness on the Alaska Frontier", "The Goldfinch: A Novel (Pulitzer Prize for Fiction)", "Lord Peter Views the Body (Lord Peter Wimsey Mysteries)", "Crossing to Safety", "The Dark (Bccb Blue Ribbon Picture Book Awards (Awards))"], "I4": ["The Rosie Project", "The Big Rock Candy Mountain (Contemporary American Fiction)", "Charlotte's Web (50th Anniversary Retrospective Edition)", "James and the Giant Peach CD", "Black Sheep", "Miss Buncle Married", "THE RISE AND FALL OF THE THIRD REICH", "The Underneath", "Blackmoore (Proper Romances)", "Independent People"]}
{"id": "7a7ae26e88ec1bd7a188e64900e98627", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 3.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0], "U3": [4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U4": [4.0, 5.0, 5.0, 3.0, 4.0, 4.0, 4.0, 4.0, 4.0, 2.0], "I2": ["The Well of Lost Plots (Thursday Next Series)", "Trutor and the Balloonist", "Silverlance", "The Field Guide (Spiderwick Chronicles, book 1)", "Aunt Puff and Missing Minerva", "The No. 1 Ladies' Detective Agency (Movie Tie-in Edition): A No. 1 Ladies' Detective Agency Novel (1)", "The No. 1 Ladies' Detective Agency (Movie Tie-in Edition): A No. 1 Ladies' Detective Agency Novel (1)", "The Earth and the Sky: Stories", "The Polar Express", "Of Marriageable Age"], "I3": ["The Neverending Story", "Holes", "The Curious Incident of the Dog in the Night-Time", "Peacocks Dancing", "The Last Juror", "Skinny Dip", "From the Mixed-Up Files of Mrs. Basil E. Frankweiler (Yearling Newbery)", "Edge Chronicles 1: Beyond the Deepwoods (The Edge Chronicles)", "Stormchaser (The Edge Chronicles, No. 2)", "Edge Chronicles 3: Midnight Over Sanctaphrax (The Edge Chronicles)"], "I4": ["Middlesex: A Novel", "Walk-On", "Mediterranean Style: Relaxed Living Inspired by Strong Colors and Natural Materials", "Truth or Dare (Krentz, Jayne Ann)", "A Wrinkle in Time", "Superfudge", "Twits CD Unabridged", "The 13th Floor: A Ghost Story", "One for the Money (Stephanie Plum, No. 1) (Stephanie Plum Novels)", "Full House (Janet Evanovich's Full Series)"]}
{"id": "001dc933e762a72fce9049de594c7d6b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U4": [5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0], "I2": ["Sleight Malice (Mystery) - Kindle edition", "The Adventures of a Love Investigator: 527 Naked Men and One Woman", "The Merry-Go-Round", "Hostile Witness", "No Good Deed", "The Mormon Cult: A Former Missionary Reveals the Secrets of Mormon Mind Control", "Sammi Ever After", "Honeymoon for One", "Treasure Lost", "Bug Island"], "I3": ["Quantum: Portal Chronicles Book Three", "A Chance for Charity: The Immortal Ones", "Girl in the Wild", "A Land of Ash", "Mountain Laurel", "Wrecker", "The Summoner: (The Dominic Grey Novels)", "Shaken (Jacqueline "Jack" Daniels Series)", "Three Sisters (Emily Castles Mysteries)", " March Into Hell"], "I4": ["Model Agent: A Thriller", "Faustine (Bonfire Chronicles Book One)", "The Dirty Parts of the Bible: A Novel", "Carl Melcher Goes to Vietnam", "My Perfect Wedding", "Falling Star", "The Take", "Color Me Grey", "3/17", "Chasing Dragons"]}
{"id": "a5d6cc4db224caddce268de644ae91c1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 5.0, 3.0, 4.0, 4.0, 5.0, 4.0, 4.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 2.0], "U4": [4.0, 4.0, 4.0, 1.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0], "I2": ["Pure: The Second Covenant Novel", "Half-Blood: The First Covenant Novel (Covenant Series) (Volume 1)", "Apollyon: The Fourth Covenant Novel", "Elixir: A Covenant Novella", "Daimon: The Prequel to Half-Blood (Covenant)", "Sentinel: The Fifth Covenant Novel", "In The Stars (In The -Series)", "White Hot Kiss (The Dark Elements)", "Cursed", "On the Edge"], "I3": ["Bayou Moon (The Edge, Book 2)", "Fate's Edge (The Edge, Book 3)", "Steel's Edge (The Edge, Book 4)", "Straight from the Heart (Volume 1)", "A SEAL's Salvation (Uniformly Hot!)", "Christmas with a SEAL (Uniformly Hot!)", "Power of the Moon: Power of the Moon Series Book I", "Covet the Moon (Power of the Moon) (Volume 2)", "Midnight Magick (Amber Lee Mysteries) (Volume 1)", "Regretfully"], "I4": ["Graveyard Shift: (Lana Harvey, Reapers Inc.)", "Come to Me Softly (Closer to You)", "Come to Me Quietly (Closer to You)", "Ace's Redemption (Devil's Despair) (Volume 1)", "Come to Me Recklessly (Closer to You)", "A Stone in the Sea (Bleeding Stars) (Volume 1)", "Take This Regret (The Regret Series) (Volume 1)", "Lost to You (The Regret Series)", "If Forever Comes (The Regret Series) (Volume 2)", "Pulled"]}
{"id": "051505e9bf8ddbe2fac6a4d358e9890e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [1.0, 2.0, 3.0, 3.0, 4.0, 4.0, 4.0, 3.0, 3.0, 3.0], "U3": [2.0, 1.0, 4.0, 4.0, 4.0, 4.0, 3.0, 2.0, 1.0, 4.0], "U4": [5.0, 3.0, 2.0, 4.0, 4.0, 3.0, 4.0, 2.0, 5.0, 4.0], "I2": ["End Game (Dale Brown's Dreamland)", "Krondor: The Betrayal (Riftwar Saga)", "The Wayfarer Redemption, Book 1", "America: A Jake Grafton Novel", "Empire's End", "Transfer of Power", "The Sigma Protocol", "Deception Point", "Dawnthief : Chronicles of the Raven 1 (Gollancz)", "Fallen Dragon"], "I3": ["The Last Legion", "Red Rabbit", "Heraklion Blue", "Recovery", "Top Hook", "Harlequin: The Archers Tale (The Grail Quest, Book 1)", "Tango One", "Once", "Liberty: A Jake Grafton Novel", "The Janson Directive"], "I4": ["White Wolf: A Novel of Druss the Legend (Drenai Saga: The Damned)", "THE TEETH OF THE TIGER", "The Tristan Betrayal", "Generation Kill: Devil Dogs, Iceman, Captain America and The New Face of American War", "Overkill (Paul Richter)", "State of the Union: A Thriller", "Rules of Engagement : A Life in Conflict", "The Traitor (Tommy Carmellini, Book 2)", "Before They Are Hanged (The First Law Trilogy)", "Devil May Care"]}
{"id": "4794fea7c7ee7871749e90b3b5915305", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Warrior Poet (The St. John and de Gare Clans)", "The Dark Lord: Book 1 in 'The Titans' Series (The Battle Lords of De Velt) (Volume 1)", "Serpent (De Wolfe Pack) (Volume 7)", "The Thunder Lord (Lords of Thunder: The de Shera Brotherhood)", "Valley of the Shadow: Book 1", "Canyon of the Sphinx: Kathlyn Trent/Marcus Burton Romance Adventure, Book 3", "Claimed", "The Bears Arranged Mate", "To Tame a Highland Earl (MacLean Highander Novel)", "A Knight of Passion"], "I3": ["The MacKinnon's Bride (The Highland Brides) (Volume 1)", "The Highlander's Improper Wife", "Bear Meets Bride", "The Duke's Holiday (The Regency Romp Trilogy)", "Hidden Treasure (The Lost Andersons) (Volume 2)", "Fated To The Alpha", "Tall, Dark & Polar", "The Alpha's Unwanted Mate", "Highland Escape", "Chained To The Lion"], "I4": ["The Lion's Shared Bride", "The Wolf's Forbidden Baby", "A Slice of Honeybear Pie (Bearly Legal) (Volume 1)", "The Bear's Unwanted Baby", "The Lion's Arranged Mate", "The PlayLion Billionaire", "The Bear's Runaway Bride", "Simply Alpha Wolves", "Bear the Heat (Fire Bears) (Volume 3)", "Alpha's Darkling Bride"]}
{"id": "6f39e3997552f713869e698c5ad51ee0", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 4.0, 2.0, 3.0, 3.0, 3.0, 3.0, 3.0], "U3": [4.0, 4.0, 4.0, 3.0, 4.0, 3.0, 3.0, 3.0, 4.0, 3.0], "U4": [4.0, 4.0, 4.0, 5.0, 3.0, 3.0, 5.0, 5.0, 4.0, 5.0], "I2": ["Dark Celebration (A Carpathian Reunion)", "Where Is Baby's Belly Button? A Lift-the-Flap Book", "Uglies (The Uglies)", "Uglies", "The Other Side of Darkness", "Mr. Cavendish, I Presume (Two Dukes of Wyndham, Book 2)", "Marked (House of Night, Book 1)", "Fire and Ice: A Novel", "Vampire Diaries #1: The Awakening (The Vampire Diaries)", "Demon in My View (Den of Shadows)"], "I3": ["The Ten Best Days of My Life", "Remember Me?: A Novel", "Gauntlet: A Novel of International Intrigue", "Peeps (Turtleback School & Library Binding Edition)", "Wake (Turtleback School & Library Binding Edition) (Wake Trilogy (Pb))", "Kissing Coffins (Vampire Kisses, Book 2)", "Vampire Kisses", "Winter in Madrid: A Novel", "The Heretic's Daughter: A Novel", "The Broken Parachute Man: A Novel of Medical Intrigue"], "I4": ["Extras (The Uglies)", "Extras (Uglies)", "Zen and the Art of Vampires (Dark Ones, Book 6)", "The Girl She Used to Be", "The Fire: A Novel", "Battle Royale: The Novel", "Fade (Wake Series, Book 2)", "By The Sword (Turtleback School & Library Binding Edition) (Kerowyn's Tale)", "The Secret Doorway: Beyond Imagination", "Thirteen Reasons Why"]}
{"id": "4c998ee584a077677b25cbc61f0137fd", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0], "U3": [3.0, 3.0, 3.0, 4.0, 3.0, 5.0, 3.0, 5.0, 5.0, 5.0], "U4": [2.0, 1.0, 3.0, 2.0, 5.0, 3.0, 3.0, 3.0, 3.0, 4.0], "I2": ["The Accidental Hero (A Jack Blank Adventure)", "Peace, Love and Murder (Bo Forrester)", "Opal Fire: A Stacy Justice Mystery", "Still Missing: A Novel", "The Kitchen Daughter", "The Endless Forest: A Novel (Wilderness)", "Silent in the Grave", "The Holders", "Heart Like Mine: A Novel", "Six Years"], "I3": ["The Imposter Bride: A Novel", "Scent of Triumph / Historical Fiction", "The Last Telegram", "Fast Food Vindication", "Secret Lives", "The Eternity Cure (Blood of Eden)", "Can You Keep a Secret?", "Stolen: Women of the Otherworld", "Wonder", "Wonder"], "I4": ["The BOOK THIEF", "Cutting for Stone: A Novel", "Never Knowing", "Too Much Blood: A Toni Day Mystery", "The Fault in Our Stars", "The First Rule of Swimming: A Novel", "Gameboard of the Gods", "The Darkest Minds (Bonus Content) (A Darkest Minds Novel)", "Tell Me", "Always Watching"]}
{"id": "86680d328a0e25ee0c3cb46d8669fc72", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Dead Girls Don't Wear Diamonds (Blackbird Sisters Mysteries, No. 2)", "Confucius Jade", "The Language God Talks: On Science and Religion", "The Cougar Club: A Novel", "She-Rain: A Story of Hope", "Walk Like You Have Somewhere to Go", "The Boy Next Door: A Novel", "The Moon Looked Down", "Like No One Else", "The Heart Mender: A Story of Second Chances"], "I3": ["Step on a Crack: Overcoming depression, a memoir", "Hurricanes in Paradise", "Forgiving Ararat", "The Secrets of Newberry", "A Maze of Grace: A Memoir of Second Chances", "The Wilderness", "You Can Be Everything God Wants You to Be", "Red Hats: A Novel", "Claude & Camille: A Novel of Monet", "Shoulder Bags and Shootings (Haley Randolph Mysteries)"], "I4": ["Break Free of Parenting Pressures: Embrace Your Natural Guidance", "Orange Mint and Honey: A Novel", "Glorious", "Spent: Memoirs of a Shopping Addict", "Pieta", "The Nobodies Album: A Novel", "Up Pops the Devil", "Possessing the Secret of Joy", "Silver Phoenix", "Flight to Heaven: A Plane Crash...A Lone Survivor...A Journey to Heaven--and Back"]}
{"id": "b87006dca460ae32803275370e29f785", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 5.0, 3.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "I2": [" Death Comes to Town (A Darcy Sweet Cozy Mystery Book 1) eBook", "Rosetta: A Jim Meade Martian P.I. Novel", "Bronze Gods (An Apparatus Infernum Novel)", "Scones, Skulls & Scams (Lexy Baker Cozy Mystery Series) (Volume 8)", "Silver Mirrors (An Apparatus Infernum Novel)", "Selene", "Rise of The Black Hand: The Case Files of Thomas Morelli: Book 1 (Volume 1)", "Pall in the Family (A Family Fortune Mystery)", "Halloween Hijinks: A Zoe Donovan Mystery (Volume 1)", "Of Grave Concern (Ophelia Wylde)"], "I3": ["A Biscuit, a Casket (A Pawsitively Organic Mystery)", "The Trouble with Turkeys (Zoe Donovan Mystery)", "The Kaiser Affair", "Guidebook to Murder", "If it Bleeds, it Leads: (An Avery Shaw Mystery)", "Shot Off The Presses: An Avery Shaw Mystery (Volume 4)", "Buried Leads (An Avery Shaw Mystery) (Volume 3)", "Any Witch Way You Can (A Wicked Witches of the Midwest Mystery)", "Every Witch Way But Wicked: A Wicked Witches of the Midwest Mystery (Volume 2)", "The Light Who Shines (Bluebell Kildare Series) (Volume 1)"], "I4": ["Witching You Were Here: A Wicked Witches of the Midwest Mystery (Volume 3)", "A Dark Heart: Elders and Welders Chronicles, Bk. 2 (The Elders and Welders Chronicles) (Volume 2)", "Witching on a Star: A Wicked Witches of the Midwest Mystery -- Book 4 (Volume 4)", "Dire Straits (Bo Blackman) (Volume 1)", "My Lady Quicksilver (London Steampunk)", "Taken By The Others (H&W Investigations)", " The Bazaar (Devany Miller, Book 1) eBook", "Fast Money: A Shelby Nichols Adventure (Shelby Nichols Adventures)", "Lie or Die: A Shelby Nichols Adventure", "Easy Bake Coven:  Book One of The Vivienne Finch Magical Mysteries (Volume 1)"]}
{"id": "1b323609ba4403487ceef772a7888c76", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U3": [4.0, 5.0, 3.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [4.0, 4.0, 4.0, 5.0, 1.0, 5.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Accept This Dandelion", "Beer for All Seasons: A Through-the-Year Guide to What to Drink and When to Drink It", "The Memoirs of Cleopatra: A Novel", "James Beard Cookbook", "Perfectly Pickled (Mina Kitchen novels)", "The Rebel's Redemption (Wounded Hearts) (Volume 2)", "How to Date Dead Guys", "Cat in a Golden Garland: A Midnight Louie Mystery (Midnight Louie Mysteries)", "Year of the Hyenas: A Novel of Murder in Ancient Egypt", "Second Helpings (Jessica Darling, Book 2)"], "I3": ["Over the Beach", "The Umpire Strikes Back", "Let's Roll!: Ordinary People, Extraordinary Courage", "The Wells of Hell", "True Compass: A Memoir", "Money Management for the Creative Person: Right Brain Strategies to Build Your Bank Account and Find the Financial Freedom to Create", "D-Day June 6, 1944: The Climactic Battle of World War II", "Dragons Are People, Too", "Garlic and Sapphires: The Secret Life of a Critic in Disguise", "Heavy Losses"], "I4": ["Karl Marx: Selected Writings", "The Restless Sleep: Inside New York City's Cold Case Squad", "Angels Everywhere (A Season of Angels / Touched by Angels)", "The Notebook", "The Floating Admiral", "Confessions of a French Baker: Breadmaking Secrets, Tips and Recipes", "Eating Pomegranates: A Memoir of Mothers, Daughters, and the BRCA Gene", "I Know Why the Caged Bird Sings", "The Bronx Zoo", "Vampire Sextette"]}
{"id": "8a5f6afbb9ade91c47dc4d75fb6dd095", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 3.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 3.0, 4.0, 3.0, 4.0, 4.0, 5.0, 5.0, 4.0], "U4": [3.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 3.0, 4.0], "I2": ["Where Did We Go Wrong?", "Return of the Cartier Cartel (Part 2)", "Cartier Cartel (Volume 1)", "Riding Dirty on I-95: A Novel (Nikki Turner Original)", "A Dollar Outta Fifteen Cent 4: Money Makes the World Go 'Round", "Kismet: Beyond the bedroom series", "Kismet 2: 'Some Things You Will Never Understand'", "Side Chic 4: (Forever Ratchet)", "Tears Fall at Night (Praise Him Anyhow) (Volume 1)", "Material Girl"], "I3": ["Material Girl 2", "Scent of Deceit (G Street Chronicles Presents)", "Bad Girlz: A Novel", "Torn Between Two Lovers (Big Girls Book Club Series)", "Prima Donna", "Finding Forever", "Thugs Cry 2 (Volume 2)", "Forbidden Fruit: A Street Tale", "Forbidden Fruit 3: The Juice", "The Corner II: The Queenpin"], "I4": ["A Woman Scorned", "A Woman Scorned: Part 2-Family Ties", "Chocolate High", "A Woman Scorned 3-Deja Vu", "Karma 1: The Beginning (Volume 1)", "Karma 4: Checkmate - Kindle edition", "Contagious: (Triple Crown Publications Presents)", "I'd Rather Be Single", "Hell Razor Honeys (The Cartel Publications Presents)", "Secrets of a Side Bitch"]}
{"id": "e85e3965004e82fa8787c82627c834ae", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0], "U3": [4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Nice Girl to Love: The Complete Collection (Books 1, 2, and 3)", "Inescapable (Road to Kingdom) (Volume 1)", "Settling the Account: Promises to Keep (Volume 3)", "A Second Chance (Promises to Keep Book 4) - Kindle edition", "Daisy's War", "The Girl from Montana", "Lady Danger", "Under the Sassafras (A Bon Amie Novel) (Volume 1)", "The Edge of Light (At Home in Beldon Grove, Book 1)", "The End of Enemies (Briggs Tanner Novels)"], "I3": ["Endgame (Last Chance Trilogy)", "Flabbergasted", "All I Want for Christmas is You", "Secrets (The Michelli Family Series #1)", "After Anne (Coming Home to Brewster)", "Elderberry Croft: The Complete Collection", "Winter Trees (Seasons of Marigold Manor) (Volume 1)", "The Anvil of the Craftsman (Jon's Trilogy)", "The Britteridge Heresy (Jon's Trilogy)", "Chocolate Beach"], "I4": ["Harvest Moon", "Paperback Crusader", "Camp Emmaus", "Cloudy Jewel (Grace Livingston Hill #84)", "A Hope Revealed: Prescott Pioneers #4", "Said and Unsaid (Coffee and Donuts) (Volume 1)", "Salt Water Taffie (Boardwalk Brides) (Volume 1)", "Lucky", "Stuck in the Middle (Sister-to-Sister)", "Stuck in the Middle (Sister-to-Sister, Book 1)"]}
{"id": "6e5982847c736ad973b0cdb14f958b4a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 4.0, 5.0, 5.0, 5.0, 2.0, 5.0, 3.0, 4.0], "U3": [2.0, 4.0, 3.0, 4.0, 4.0, 3.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Circle of Seven", "Who's Looking Out for You? (Random House Large Print)", "Rumors of Another World: What on Earth Are We Missing?", "Les Miserables", "Les Miserables (Grandes Novelas (Tomo)) (Spanish Edition)", "Les Miserables (Penguin Classics)", "The No. 1 Ladies' Detective Agency (Movie Tie-in Edition): A No. 1 Ladies' Detective Agency Novel (1)", "Atlas Shrugged", "Hoax: A Novel (A Butch Karp-Marlene Ciampi Thriller)", "The Rising: Antichrist Is Born (Before They Were Left Behind, Book 1)"], "I3": ["The Angel Experiment: A Maximum Ride Novel (Book 1)", "WHY Do They Act That Way?: A Survival Guide to the Adolescent Brain for You and Your Teen", "Mathematics: The Science of Patterns: The Search for Order in Life, Mind and the Universe (Scientific American Paperback Library)", "Right From Wrong", "Dark to Mortal Eyes", "1,000 Places to See Before You Die: A Traveler's Life List", "The Last Jihad (Political Thrillers Series #1)", "Deadline (Ollie Chandler, Book 1)", "Father to Daughter: Life Lessons on Raising a Girl", "The Last Days (Political Thrillers Series #2)"], "I4": ["Constitutional Chaos: What Happens When the Government Breaks Its Own Laws", "Blink", "Give Me a Break: How I Exposed Hucksters, Cheats, and Scam Artists and Became the Scourge of the Liberal Media...", "Forgiving Solomon Long", "Bias: A CBS Insider Exposes How the Media Distort the News", "The Running Girl", "Economics in One Lesson: The Shortest and Surest Way to Understand Basic Economics", "The Elements of Style, Third Edition", "Living the Martial Way: A Manual for the Way a Modern Warrior Should Think", "The Dark of the Sun"]}
{"id": "5e507b61356b7a247862d30748638910", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 3.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 3.0], "U4": [4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0], "I2": ["the proposition", "Metamorphosis (Book Boyfriend Series) (Volume 1)", "The Bet", "Wounded", "Twisted Perfection (Perfection, Bk 1) (The Rosemary Beach Series)", "Poughkeepsie (The Poughkeepsie Brotherhood Series)", "Connected (The Connections Series)", "Waiting for You", "Relentless (Shattered Hearts) (Volume 2)", "Dirty Red (Love Me with Lies) (Volume 2)"], "I3": ["The Vincent Brothers", "If You Stay", "True Love Story", "Restore Me (Wrecked)", "Chance Encounters", "Real (The REAL series)", "Love Unscripted", "Love Unrehearsed", "On Dublin Street (On Dublin Street Series)", "Bedding The Wrong Brother (Bedding The Bachelors)"], "I4": ["The Vincent Boys", "All In: The Blackstone Affair, Book 2", "Grounded (Up In The Air) (Volume 3)", "Seduced in the Dark: The Dark Duet (Volume 2)", "Forever My Girl (The Beaumont Series) (Volume 1)", "One Week Girlfriend: A Novel (One Week Girlfriend Quartet)", "Captive in the Dark: The Dark Duet", "Mile High (Up In The Air) (Volume 2)", "Undeniable", "In Flight (Up In The Air) (Volume 1)"]}
{"id": "701b5dc2e8fdc85805744759425e5dbb", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0], "U3": [4.0, 2.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U4": [4.0, 2.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0], "I2": ["The Devil's Due (Zebra Book,)", "Dark Legend (Dark Series)", "Death Benefits", "Dream Knight", "A Time-Travel Christmas", "Wolfkin", "Dark Guardian (Dark Series)", "A Love Beyond Forever (Timeswept)", "Dark of the Night (Ivy Books Contemporary Romance)", "Five Star Expressions - The Eternal Trust"], "I3": ["Echoes of Angels", "The Temptress (The Bride Quest)", "Howling in the Darkness", "Secret Sanctuary", "Silent Surrender (Nighthawk Island)", "Slightly Single (Red Dress Ink paperback}", "L. A. Woman (Red Dress Ink)", "The Shadow Dweller Series: Volume Three", "Heart of a Hunter (Seduction Romance)", "The Border Bride (Highland Fling Romance)"], "I4": ["Lords of Danger: His Fair Lady", "Heart of the Sea (Gallaghers of Ardmore Trilogy)", "Tempted by Your Touch (Brides of the Bloodstone)", "Night Games", "Lord of Fire: A Novel", "Lord of Ice: A Novel", "Laird of the Mist (Highland Fling Romance)", "My Scottish Summer", "Behind the Veil", "A Knight in Shining Armor"]}
{"id": "4d6882d3d529ce64521ff5ec3ccdbf1e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0], "U3": [4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0], "U4": [5.0, 4.0, 4.0, 3.0, 3.0, 5.0, 3.0, 3.0, 4.0, 4.0], "I2": ["Getting Some", "No More Tears In The End (Mike Black Saga)", "Nuttin' But Death Can Depart Us", "Mahogany's Soul", "Shattered Souls", "From My Soul to Yours", "Good Girl Gone Bad", "Jealousy, The Complete Saga", "The Soul Of Toya Daniels", "Who's Got Skills"], "I3": ["When Loving You Is Wrong", "Streets of New York", "Streets of New York", "Baby Girl II: (Triple Crown Publications Presents)", "Joy and Paine", "Love Trumps Game (Strebor on the Streetz)", "Wild Innocence, a Novel", "Ecstasy: (Triple Crown Publications Presents)", "One Life for One Night", "Have Mercy (Zane Presents)"], "I4": ["Carbon Copy", "Ride or Die Chick II (No. II)", "The Reason Why: A Novel", "Love and a Gangsta: Social Struggles in the Transition to a Post-Petrol World", "Stackin' Paper 2 Genesis' Payback", "Scorned", "Still A Dog", "Alibi", "Lesson Learned: It Is What It Is (Situations & Circumstances)", "Hood Whispers"]}
{"id": "d84d616899bec1b877467ab57d12197a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 3.0, 3.0], "U3": [4.0, 3.0, 5.0, 5.0, 4.0, 3.0, 5.0, 5.0, 5.0, 3.0], "U4": [3.0, 5.0, 5.0, 2.0, 5.0, 3.0, 3.0, 5.0, 4.0, 4.0], "I2": ["Buglette, the Messy Sleeper", "The Finkler Question", "Zeitoun", "All Things at Once (Large Print 16pt)", "Small Memories", "A Child al Confino: The True Story of a Jewish Boy and His Mother in Mussolini's Italy", "Mudbound (Thorndike Press Large Print Core Series)", "Vaclav & Lena: A Novel", "Russian Winter: A Novel", "The Blue Light Project: A Novel"], "I3": ["The Art of Racing in the Rain", "Let's Take the Long Way Home: A Memoir of Friendship", "Come and Eat!", "The Soldier's Wife", "The Memory Palace", "French Lessons: A Novel", "The Paris Wife: A Novel", "In the Garden of Beasts: Love, Terror, and an American Family in Hitler's Berlin", "The Last Days of Ptolemy Grey", "Once Upon a Time, There Was You: A Novel"], "I4": ["Those Across the River", "Every Man Dies Alone", "A Visit from the Goon Squad", "The Cobra", "The Kitchen House: A Novel", "Fraternity: In 1968, a visionary priest recruited 20 black men to the College of the Holy Cross and changed their lives and the course of history.", "The Brief Wondrous Life of Oscar Wao", "The Solitude of Prime Numbers: A Novel", "The Submission: A Novel", "Rules of Civility: A Novel"]}
{"id": "6e1861cc706026040a2453ea4681c23c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 2.0, 4.0, 4.0, 5.0, 5.0], "U3": [5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 4.0, 5.0, 3.0, 3.0, 4.0, 5.0, 5.0, 4.0, 5.0], "I2": ["Pushing the Limits", "Sweet Evil", "Alice in Zombieland", "The Marriage Mistake (Marriage to a Billionaire)", "Checkmate: A Neighbor From Hell", "Catching Jordan (Hundred Oaks)", "Naturally, Charlie", "Lumberjack In Love", "uprising (A Collide Novel - Book Two): A Collide Novel - Book Two", "Divergent"], "I3": ["The Piper's Son", "Toxic (Denazen)", "Waking Up Married (Mills & Boon Hardback Romance)", "The Scorpio Races", "Finding Chase (Chasing Nikki)", "Light of the Moon (Legend of the Dreamer, Book 1)", "The Sea of Tranquility: A Novel", "Hopeless", "Independence: A Significance Series Novel (The Significance Series) (Volume 4)", "Vain: Book One of The Seven Deadly Series (Volume 1)"], "I4": ["The Girl in the Wall", "A Year at 32 September Way", "Jar of Dreams", "All In: The Blackstone Affair, Book 2", "Naked: The Blackstone Affair, Book 1", "Farsighted", "Snow Bound (More Than Magic) (Volume 2)", "Beautiful Chaos. by Margaret Stohl", "The Farm (A Farm Novel)", "Recalled"]}
{"id": "df8e4608cecfdd8212aada89807b3b90", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 3.0, 5.0, 4.0, 5.0], "U4": [2.0, 5.0, 3.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0], "I2": ["Fight With Me (With Me In Seattle) (Volume 2)", "Focus: Book Two of the Crescent Chronicles", "Awakened (Vampire Awakenings 1) (Volume 1)", "Finding Never: A New Adult Romance (Tasting Never) (Volume 2)", "The Coincidence of Callie & Kayden", "Promise Me Darkness (Volume 1)", "Zoey Rogue (Incubatti Series) (Volume 1)", "Darkness Awakened (Order of the Blade) (Volume 1)", "Obsession", "On Dublin Street (On Dublin Street Series)"], "I3": ["Wallbanger (The Cocktail Series)", "Surrender (Volume 1)", "Hopeless", "Flight: Book 1 of the Crescent Chronicles", "Officer Off Limits (Line of Duty)", "The Mystic Wolves: Mystic Wolves", "Ember X (Death Collectors)", "One Week Girlfriend: A Novel (One Week Girlfriend Quartet)", "Tasting Never: A New Adult Romance (Volume 1)", "Bonded (Law of the Lycans) (Volume 4)"], "I4": ["The Game Changer: A Novel", "Secret Maneuvers (Ex Ops)", "Refugee: Book three The Captive Series", "Feral Sins (The Phoenix Pack Series)", "Wicked Cravings (The Phoenix Pack)", "City of Ashes (The Mortal Instruments)", "Private Practice", "City of Ashes: The Mortal Instruments, Book Two", "Rock Chick Rescue (Volume 2)", "Temporary Bliss (Volume 1)"]}
{"id": "aa31e7cd5349b80e0818a4fd12e9d89e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0], "U4": [4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Her Wild Hero (X-Ops)", "Protecting Cheyenne (SEAL of Protection) (Volume 5)", "Vicente: Samuel's Pride Series", "Untraceable (Brothers in Arms: Retribution)", "Leverage (Omega Sector)", "Wicked Ride", "Protecting Jessyka (SEAL of Protection) (Volume 6)", "Entangled (Serendipity Adventure Romance Book 2) - Kindle edition", "The Alion King (Paranormal Dating Agency) (Volume 6)", "Revealed (The Found) (Volume 1)"], "I3": ["Justice for Mackenzie (Badge of Honor: Texas Heroes) (Volume 1)", "Wolf Trouble (SWAT)", "Twice the Growl (BBW Paranormal Shape Shifter Romance): A BBW in need of a date + Two hot Alphas looking for a mate = The hottest triad ever. (Paranormal Dating Agency) (Volume 1)", "Curves 'em Right (BBW Paranormal Shape Shifter Romance) (Paranormal Dating Agency) (Volume 4)", "Her Vigilant SEAL (Midnight Delta) (Volume 1)", "Paws and Claws Volume 1: 21 Book Excite Spice MEGA Bundle", "Protecting Melody (SEAL of Protection) (Volume 7)", "Geek Bearing Gifts (BBW Paranormal Shape Shifter Romance): A BBW in search of love + A sexy shifter who secretly loved her = Smokin' Roaring Romance (Paranormal Dating Agency) (Volume 2)", " Alpha Alien", " Alpha Alien"], "I4": [" Alpha Alien", "Hard As Steel: A Hard Ink/Raven Riders Crossover (1001 Dark Nights)", "Ellis: Emerson Wolves (Volume 4)", "Dark Secrets: A Paranormal Noir Anthology", "Lyric's Accidental Mate: Iron Wolves MC", "In The Roar (Paranormal Dating Agency) (Volume 9)", "Mystic Wolves, Books 1 & 2: Accidentally Wolf ~ Book 1  His Perfect Wolf ~ Book 2 (Volume 1)", "Wicked Edge", "Ice Moon", "Montana SEAL (Brotherhood Protectors) (Volume 1)"]}
{"id": "9a3e91ff443f7b6cf1ca2038c92daaae", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 2.0, 5.0, 4.0, 1.0, 3.0, 5.0, 4.0, 2.0, 4.0], "U3": [4.0, 2.0, 1.0, 3.0, 5.0, 1.0, 2.0, 3.0, 4.0, 4.0], "U4": [1.0, 1.0, 4.0, 2.0, 4.0, 4.0, 4.0, 1.0, 3.0, 3.0], "I2": ["How the Marquess Was Won: Pennyroyal Green Series", "Persuading Annie", "Head Over Heels (A Lucky Harbor Novel)", "A Little Ray of Sunshine", "How to Marry a Duke", "Truths and Roses", "Tall Tales and Wedding Veils (Playboys)", "Unraveled", "The Fall", "The Other Guy's Bride"], "I3": ["A Lady's Lesson in Scandal", "Heiress in Love (Ministry of Marriage Novels)", "My Favorite Countess", "Tempted Again (Berkley Sensation)", "Confessions from an Arranged Marriage (The Burgundy Club)", "Smart Girls Think Twice (Berkley Sensation)", "I Love the Earl", "Hot Wheels and High Heels (Playboys)", "Taming an Impossible Rogue (Scandalous Brides Series)", "Better Off Without Him"], "I4": ["The Look of Love (The Sullivans)", "Sweet Spot", "Drew in Blue (Volume 1)", "Just Like Heaven", "Time Out", "Nadia Knows Best", "Millie's Fling: A feel-good, laugh out loud romantic novel", "An Offer You Can't Refuse", "I Remember You", "Rescue Me (Lovett, Texas)"]}
{"id": "1889c8ad4c498bb394e7a4803ee9406b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 3.0, 4.0], "U3": [4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0], "U4": [4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0], "I2": ["Labor Day: A Novel", "Instant Gratification (The Wilders)", "Vision in White (The Bride Quartet, Book 1)", "Angel Lane (Heart Lake)", "Hugh and Bess", "Lakeshore Christmas (The Lakeshore Chronicles)", "To Seduce a Sinner (The Legend of the Four Soldiers)", "Chosen by Desire (The Guardians of Destiny)", "Leaving Carolina (Southern Discomfort Series #1)", "All the Right Angles"], "I3": ["To Desire a Devil (The Legend of the Four Soldiers)", "White Picket Fences A Novel", "Savannah Blues", "Perfect on Paper: The (Mis)adventures of Waverly Bryson", "When She Flew", "The Secret of Everything: A Novel", "Forbidden Falls (A Virgin River Novel)", "Spinning Forward (Cedar Key)", "Brava, Valentine: A Novel", "Countess of Scandal (The Daughters of Erin)"], "I4": ["How to Knit a Love Song: A Cypress Hollow Yarn Book 1 (A Cypress Hollow Yarn Novel)", "The Girl Who Chased the Moon: A Novel", "The Season of Second Chances: A Novel", "Get Lucky: A Novel", "Nine Rules to Break When Romancing a Rake (Love By Numbers)", "Nine Rules to Break When Romancing a Rake: Number 1 in series (Love by Numbers)", "21 Simple Things You Can Do To Help Someone With Diabetes", "Small Change (Heart Lake)", "Secret Keepers: A Novel", "Scent of the Missing: Love and Partnership With a Search-and-Rescue Dog"]}
{"id": "42850be38c1185154e18ad34fba65a9b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 3.0, 4.0, 3.0, 5.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 3.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 3.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Masks of Misrule: The Horned God & His Cult in Europe", "Irish Celtic Magical Tradition: Ancient Wisdom of the Battle of Moytura", "A Grimoire for Modern Cunningfolk - Kindle edition", "The Pillars of Creation (Gollancz)", "Aradia: Gospel of the Witches", "Naked Empire", "A Brief History of the Druids (The Brief History)", "Magic of the Ordinary: Recovering the Shamanic in Judaism", "Debt of Bones (Sword of Truth Prequel Novel)", "Grimoire for the Apprentice Wizard"], "I3": ["The Question Of Lucifer", "Gypsy Sorcery and Fortune Telling: Illustrated by Incantations, Specimens of Medical Magic, Anecdotes, Tales (Library of the Mystic Arts)", "Wicked Lovely", "Living Wicca: A Further Guide for the Solitary Practitioner (Llewellyn's Practical Magick)", "Earth, Air, Fire & Water: More Techniques of Natural Magic (Llewellyn's Practical Magick)", "Witches, Druids and King Arthur", "Ink Exchange (Wicked Lovely)", "Sorgitzak: Old Forest Craft", "The Book of English Magic", "My Memoir as an Activist for Israel and Yemenite Jews"], "I4": ["The Compleat Vampyre: The Vampyre Shaman, Werewolves, Witchery & the Dark Mythology of the Undead", "The Roebuck in the Thicket: An Anthology of the Robert Cochrane Witchcraft Tradition", "Wiccan Warrior: Walking a Spiritual Path in a Sometimes Hostile World", "The Wizard's Way to Wealth - with Benefit to All and Harm to None", "A Shepherd's Journey: the story of Israel's first bedouin diplomat", "Wiccan Mysteries: Ancient Origins & Teachings", "Wiccan Magick: Inner Teachings of the Craft", "The Templars: The Dramatic History Of The Knights Templar, The Most Powerful Military Order Of The Crusades", "Russian Magic: Living Folk Traditions of an Enchanted Landscape", "Vodou Money Magic: The Way to Prosperity through the Blessings of the Lwa"]}
{"id": "6980501d048e4feba9e8e930ab768a7a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 2.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0], "I2": ["Statistics for People Who (Think They) Hate Statistics", "Peter Panzerfaust Volume 1: The Great Escape", "Chew Volume 1: Tasters Choice", "Two Brothers", "The Rain in Portugal: Poems", "Hellfires Shake the Blues", "Qualitative Assesment of Text Difficulty: Practical Guide for Teachers and Writers", "Gwendy's Button Box: A Novella", "When Kids Can't Read: What Teachers Can Do: A Guide for Teachers 6-12", "Reading the Visual: An Introduction to Teaching Multimodal Literacy (Language and Literacy Series)"], "I3": ["Adolescent Literacy: Turning Promise into Practice", "Resisting Reading Mandates: How to Triumph with the Truth", "Understanding the Bible", "SPSS for Windows Step by Step: A Simple Guide and Reference 12.0 update (5th Edition)", "The Inheritors", "Wild Child: And Other Stories", "The Cleft: A Novel", "From the Dust Returned", "Film as Social Practice IV (Studies in Culture and Communication)", "Multimodality, Learning and Communication: A Social Semiotic Frame"], "I4": ["Multicultural Education: Issues and Perspectives", "Crome Yellow", "Zen in the Art of Writing: Releasing the Creative Genius Within You", "Brave New World", "Ways with Words: Language, Life And Work In Communities And Classrooms (Cambridge Paperback Library)", "Salsa Dancing into the Social Sciences: Research in an Age of Info-glut", "Unflattening", "Home Advantage: Social Class and Parental Intervention in Elementary Education", "Multicultural Education, Critical Pedagogy, and the Politics of Difference (SUNY Series, Teacher Empowerment and School Reform)", "The Relentless Tenderness of Jesus"]}
{"id": "a7c1708d2578aac17005c8d84f76a214", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 3.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0], "U4": [4.0, 4.0, 5.0, 4.0, 3.0, 4.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Alphabet Game: Part One - A to E (The Alpha Series) (Volume 1)", "The Devil's Kiss Trilogy", "Honour", "Right Click, Love", "Just Like in the Movies", "Interview with a Master", "Destruction: The December People, Book One", "Persecution (Dyphillum Series) (Volume 1)", "A Beautiful Mess (Volume 1)", "A Tragic Wreck (Beautiful Mess) (Volume 2)"], "I3": ["The Chronicles of Moxie", "Gorgeous Chaos (Beautiful Mess) (Volume 3)", "Butterfly", "Savage Possession (Mystic Wolves) (Volume 5)", "Carnal Desire (Severed MC) (Volume 2)", "Deviant (Blood & Roses) (Volume 1)", "Retribution (Lost Souls) (Volume 1)", "Saving Amy", "Being Sawyer Knight (Souls of the Knight)", "For The Love Of Her Dragon"], "I4": ["Taming the Bachelor (A Dickerman Moretti Novel)", "Only in Time (Mystique Antiques)", "The Alphabet Game - Part Three: L to R", "The Lake: (The Lake Series, Book 1)", "Love & Ink: Marks On My Skin (Love & Ink Series) (Volume 1)", "Caught Up In Us (Caught Up In Love)", "Finger Bang", "Take My Hand", "The Alphabet Game - Part Four: S to X,Y,Z. (The Alpha Series) (Volume 4)", "Tempt My Heart"]}
{"id": "dc4598dda15304df04339deed96650ee", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 3.0, 4.0, 4.0, 3.0, 2.0, 5.0, 5.0, 5.0], "U4": [4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 2.0, 5.0], "I2": ["I Don't Know How She Does It: A Comedy about Failure, a Tragedy about Success", "Someone to Catch My Drift", "The Other Woman", "An Ordinary Woman: A Novel", "The Sisters of APF: The Indoctrination of Soror Ride Dick", "Wendy's Got the Heat", "What Becomes of the Brokenhearted: A Memoir", "Dating Games: A Novel", "Two for the Dough (Stephanie Plum, No. 2)", "Nervous: A Novel"], "I3": ["High Five (Stephanie Plum, No. 5) (Stephanie Plum Novels)", "Hot Six", "Blow Fly (A Scarpetta Novel)", "True Lies", "Confessions of a Shopaholic (Shopaholic, No 1)", "Eat Cake", "The Devil Wears Prada", "Hard Eight (Stephanie Plum)", "The Big Bad Wolf -- 2004 publication", "Naughty or Nice"], "I4": ["Visions of Sugar Plums", "Lucia, Lucia: A Novel", "Rockin' Around That Christmas Tree: A Holiday Novel", "And on the Eighth Day She Rested: A Novel", "Silent Night", "The Christmas Box", "The Christmas Box", "The Christmas Box", "Sense of Evil: A Bishop/Special Crimes Unit Novel", "Odd Thomas: An Odd Thomas Novel"]}
{"id": "5eb8895da58303d2e0b10a2188e69853", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "I2": ["A February Bride (A Year of Weddings Novella)", "A January Bride (A Year of Weddings Novella)", "Bounce Back: When Your Heart Is Empty and Your Dreams Are Lost", "Prime of Life", "Echoes of Mercy: A Novel", "Serenity to Accept (Grant Us Grace)", "The Quaker and the Rebel (Civil War Heroines Series)", "Storming the Black Ice (Pacific Rim Series)", "At Peace in the Storm: Experiencing the Savior's Presence When You Need Him Most", "Water Walker (The Outlaw Chronicles)"], "I3": ["Dogs to the Rescue: Inspirational Stories of Four-Footed Heroes", "A March Bride (A Year of Weddings Novella)", "The Road We Must Travel: A Personal Guide for Your Journey", "Distortion (Moonlighters Series)", "Found: A Story of Questions, Grace & Everyday Prayer", "Saved but Still Enslaved: Breaking Free from Strongholds", "When a Woman Chooses to Forgive: Finding Freedom in Letting Go", "A Beauty So Rare (A Belmont Mansion Novel)", "Just 18 Summers", "Out from the Shadows: 31 Devotions for the Weary Caregiver"], "I4": ["Drucker & Me: What a Texas Entrepreneur Learned from the Father of Modern Management", "A Stillness of Chimes: A Novel", "Love Comes Calling", "The Secrets of the Montebellis (Volume 1)", "Twirl: A Fresh Spin at Life", "With Love from a Country Kitchen: Homegrown Memories and Recipes", "Seasons of Tomorrow: Book Four in the Amish Vines and Orchards Series", "Purposeful Design: Understanding the Creation", "Out of the Depths: An Unforgettable WWII Story of Survival, Courage, and the Sinking of the USS Indianapolis", "Silenced (Alaskan Courage) (Volume 4)"]}
{"id": "618272315d7f665c88583897a78fead8", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 2.0], "U3": [5.0, 5.0, 5.0, 5.0, 1.0, 4.0, 5.0, 3.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 2.0, 5.0, 4.0], "I2": ["Die Upon a Kiss", "Antrax (Voyage of the Jerle Shannara, Book 2)", "A Gathering of Spies", "The Warrior's Apprentice", "The Vor Game (Vorkosigan Saga, #6)", "I Hated, Hated, Hated This Movie", "The Fellowship of the Ring Photo Guide (The Lord of the Rings)", "Harry Potter and the Sorcerer's Stone (Book 1)", "Good Omens: The Nice and Accurate Prophecies of Agnes Nutter, Witch", "Dr. Who :  Instruments of Darkness (Doctor Who)"], "I3": ["Dark Progeny (Doctor Who)", "Guards! Guards!", "Men at Arms: A Novel of Discworld", "Feet of Clay", "Fortress in the Eye of Time (Fortress Series)", "Cetaganda (Vorkosigan Adventure)", "Borders of Infinity (Miles Vorkosigan Adventures)", "Psi-Ence Fiction (Doctor Who)", "Brothers in Arms", "Mirror Dance"], "I4": ["Memory", "The City of the Dead (Doctor Who)", "Season of Sacrifice", "A Multitude of Sins", "Bullet Time (Doctor Who)", "Grimm Reality (Doctor Who)", "Pyramids (Discworld Book 7)", "The Adventuress of Henrietta Street (Doctor Who)", "Jingo", "Doctor Who: Mad Dogs and Englishmen (Doctor Who (BBC))"]}
{"id": "7d6c23ac95808633890e6b84cdd23aa4", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [1.0, 2.0, 4.0, 3.0, 5.0, 5.0, 3.0, 1.0, 3.0, 1.0], "U3": [3.0, 4.0, 2.0, 1.0, 4.0, 4.0, 4.0, 2.0, 1.0, 2.0], "U4": [2.0, 1.0, 3.0, 2.0, 1.0, 4.0, 1.0, 5.0, 2.0, 4.0], "I2": ["Mostly Married (Zebra Historical Romance)", "The Ramirez Bride (Romance Large Print)", "French Silk", "Pacific Heat", "Desperate Duchesses", "So Wild A Heart", "Price of Passion (Pregnant Mistresses)", "A Secret Rebellion", "Scandalous by Night (Carlisle Family, Book 4)", "Starting Over"], "I3": ["Cruellest Lie", "Strictly Forbidden (Zebra Historical Romance)", "Again The Magic", "Pale Orchid", "Burning Inheritance [LARGE PRINT]", "Hide and Seek", "The Wolf and the Dove", "The Martinez Marriage Revenge", "Fortune's Mistress (Harlequin Presents, No 1332)", "Season of the Sun (Viking Series)"], "I4": ["Bitter Encore", "A Secret Vengeance (Harlequin Presents)", "Lessons in Seduction (Once Upon an Accident, Book 2)", "Passion's Mistress (Harlequin Presents Plus, No 1704)", "The Millionaire's Virgin", "Winter's Edge", "Dark Mosaic ( Romance ser)", "Public Scandal, Private Mistress", "The High-Society Wife (Romance Large Print)", "Never Romance a Rake"]}
{"id": "63410b2fc99d81db39f627677748b301", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 3.0], "U3": [5.0, 1.0, 3.0, 2.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Homestead", "The Lighthouse Keeper: A Novel", "Home Across the Road", "The Strange Files of Fremont Jones (Fremont Jones Mysteries)", "Winter of the Wolf Moon: An Alex McKnight Mystery (Alex McKnight Mysteries)", "Life Without Water", "In the Pond", "Anything Goes (Grace and Favor Mysteries, No. 1)", "A Cup of Tea: A Novel of 1917", "The Bohemian Murders"], "I3": ["Fire and Fog (Fremont Jones Mysteries)", "PAY IT FORWARD: A Novel", "Just Revenge", "The Advocate's Devil", "Plain Truth", "Special Intentions", "Earthly Possessions", "In the Still of the Night (Grace & Favor Mysteries, No. 2)", "Cha Cha Cha", "Wake Up, I'm Fat!"], "I4": ["Durable Goods", "Joy School", "Name Dropping", "Angel Falls: A Novel", "Irish Rebel", "The Vineyard", "The Boomer", "Mother of the Bride: The Dream, the Reality, the Search for a Perfect Dress", "World of Pies: A Novel", "On Secret Service"]}
{"id": "be08606b58e3465e8c807718f68c2740", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 4.0, 1.0, 5.0, 5.0, 5.0, 2.0], "U3": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0], "I2": ["Better Homes and Gardens New Cook Book", "Mickey's Gourmet Cookbook", "Prince and Princess of Wales: A Royal Colouring Album", "Mickey's Gourmet Cookbook: Most Popular Recipes From Walt Disney World & Disneyland", "The Complete Step-By-Step Cookbook: More Than 800 Recipes in Full Color", "Chef Paul Prudhomme's Louisiana Tastes: Exciting Flavors from the State that Cooks", "Cotton Country Collection", "Soap: Making It, Enjoying It", "Weight Watchers New Complete Cookbook", "Looking Good at Any Age: A Woman Dermatologist Talks to Women About What to Expect, What to Accept, What Can Be Changed"], "I3": ["Mrs. Fields Best Cookie Book Ever!: 130 Delicious Cookie and Dessert Recipes from the Kitchen of Mrs. Fields", "Healthy Snacks for Kids (Nitty Gritty Cookbooks)", "The Anne of Green Gables Cookbook", "The Complete Book of Pasta and Noodles", "Colette's Christmas: Spectacular Holiday Cookies, Cakes, Pies and Other Edible Art", "Betty Crocker's New Cookbook: Everything You Need to Know to Cook (8th Ed.)", "Dr. Shapiro's Picture Perfect Weight Loss: The Visual Program for Permanent Weight Loss", "Weight Watchers' Simply the Best : 250 Prizewinning Family Recipes", "Designing Active Server Pages", "Crockery Cookbook (Better Homes & Gardens)"], "I4": ["Betty Crocker's Bisquick Cookbook", "Housecat: How to Keep Your Indoor Cat Sane and Sound", "Betty Crocker's New Cookbook: Everything You Need to Know to Cook (8th Ed.)", "The Fannie Farmer Baking Book", "The Prisoner: A Televisionary Masterpiece", "Baby on the Car Roof and 222 Other Urban Legends: Absolutely True Stories That Happened to a Friend of a Friend of a Friend", "Alligators in the Sewer and 222 Other Urban Legends: Absolutely True Stories that Happened to a Friend...of a Friend...of a Friend", "The Magnolia Bakery Cookbook: Old-Fashioned Recipes From New York's Sweetest Bakery", "Cookies, Brownies, Muffins and More: Favorite Recipes Made Easy for Today's Lifestyle (Rodale's New Classics)", "The Little House Cookbook: Frontier Foods from Laura Ingalls Wilder (Little House Nonfiction)"]}
{"id": "60f65109733d7d8781abd4d394b67229", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U4": [5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0], "I2": ["Kiss Me in the Moonlight (Kiss Me Romance)", "Tempted: A Secret Mountain Man Romance", "Miss Match (No Match for Love) (Volume 3)", "Set in Stone: A Contemporary Adventure Romance Novel", "Snapdragon (Love Conquers None)", "Kane (Alexander Shifter Brothers) (Volume 1)", "Absolute Zero: Misadventures From A Broad (A Val Fremden Novel)", "Jewels and Panties: Sex Prescribed", "Cursed: Shadow Souls (Shadows Souls) (Volume 1)", "His Beautiful Revenge: A Billionaire Romance"], "I3": ["Bearly Wolf: A Menage Shifter Romance", "Jewels and Panties: Jewels in the Night", "Never Look Back (Paranormal Huntress Series) (Volume 1)", "LaClaire Nights: An After Hours Novel", "Clawed (Were-Soldier Warriors)", "Cade (Alexander Shifter Brothers) (Volume 2)", "The Boy Friend", "Never Trust The Rain", "Billionaire Bash", "The Lord's Captive: Border Series Book 2"], "I4": ["Billionaire in Vegas", "Black Shadow Moon: Stoker's Redemption (Volume 2)", "Ace: An Alpha Billionaire Romance (Her Arrival) (Volume 1)", "Doctor's Demands: A Submissives Secrets Novel", "His Best Friend's Little Sister", "Beta's Destiny", "The Cowboy's Baby: A Small Town Montana Romance (Corbett Billionaires) (Volume 1)", "Nailed: A Blue Collar Bad Boys Book (Volume 2)", "A Shifter's Fevered Heart: An M/M Urban Fantasy Paranormal Romance (Love on the Edge)", "The Boss & The Intern: A Single Dad Next Door Romance"]}
{"id": "35fce3e787e521ecea4ed802e8aaa4ef", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 1.0, 1.0, 5.0, 5.0, 1.0, 5.0, 5.0, 1.0, 4.0], "U3": [1.0, 1.0, 1.0, 5.0, 1.0, 5.0, 4.0, 1.0, 5.0, 5.0], "U4": [1.0, 1.0, 1.0, 5.0, 5.0, 5.0, 5.0, 1.0, 5.0, 5.0], "I2": ["Boyhood Daze: An Incomplete Guide to Raising Boys", "Motherhood and Other Natural Disasters", "Area Woman Blows Gasket: And Other Tales from the Domestic Frontier", "Raisin' Brains: Surviving My Smart Family", "The Family Chuckle", "The Adventures of Mighty Mom", "Mind Your Chopsticks: Tales of an American Family Living Abroad", "Buddy: How a Rooster Made Me a Family Man", "I Have Sand in My Arm: Quotes and Short Stories from Raising Two Hilarious Boys", "The Snake in the Spin Cycle: And Other Tales of Family Life"], "I3": ["I Married A Reclining Chair", "Mommy, Are We French Yet?: Tales of an American Family Living in France", "The Secret Life of SuperMom: How the Woman Who Does It All Does It!", "Hair Raising Stories: Humorous and heartwarming true tales from a stylist's years of experience", "Raised in Captivity: A Memoir of a Life Long Churchaholic", "The Life and Times of the Thunderbolt Kid: A Memoir (Random House Large Print)", "Thundering Sneakers (Southwestern Writers Collection Series)", "Invisible Underwear, Bus Stop Mommies and Other Things True To Life", "Through a Baby's Eyes", "Sleeping At the Starlite Motel and Other Adventures On the Way Back Home"], "I4": ["The Kids are Gone, The Dog is Depressed & Mom's on the Loose", "Maternally Speaking: I Gave Birth to Four Eggs! (One Scrambled, Fried, Over Easy & Sunny Side Up)", "Home Is a Roof Over a Pig: An American Family's Journey to China", "Pagan Babies: and Other Catholic Memories", "A Christmas Story: The Book That Inspired the Hilarious Classic Film", "Spaghetti on Mondays", "Christmas on Jane Street: A True Story", "Notes from the Domestic Underground", "House of Testosterone: One Mom's Survival in a Household of Males", "The Mother Load"]}
{"id": "a8d8ade5cb9a4fc10df65222f0e8649c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Iranian Labyrinth: Journeys Through Theocratic Iran and Its Furies", "Secret History of the Iraq War", "Persian Postcards: Iran after Khomeini", "No God But God: The Origins, Evolution, and Future of Islam", "What did Jesus Really Say?", "At the Entrance to the Garden of Eden: A Jew's Search for Hope with Christians and Muslims in the Holy Land", "Biblical Literacy: The Most Important People, Events, and Ideas of the Hebrew Bible", "As in the Heart, So in the Earth: Reversing the Desertification of the Soul and the Soil", "Persian Mirrors: The Elusive Face of Iran", "Earth Democracy: Justice, Sustainability, and Peace"], "I3": ["The Changing Mile Revisited: An Ecological Study of Vegetation Change with Time in the Lower Mile of an Arid and Semiarid Region", "The Great Turning: From Empire to Earth Community", "The Power of Partnership: The Seven Relationships that Will Change Your Life", "The Real Wealth of Nations: Creating A Caring Economics", "Collapse", "Western Muslims and the Future of Islam", "Shiraz in the Age of Hafez: The Glory of a Medieval Persian City (Publications on the Near East)", "The Assault on Reason: Our Information Ecosystem, from the Age of Print to the Age of Trump", "Blessed Unrest: How the Largest Social Movement in History Is Restoring Grace, Justice, and Beauty to the World", "American Fascists: The Christian Right and the War on America"], "I4": ["Misquoting Jesus: The Story Behind Who Changed the Bible and Why", "Identity and Violence: The Illusion of Destiny. Amartya Sen", "The Shia Revival: How Conflicts within Islam Will Shape the Future", "The Seeker Academy", "The Shock Doctrine: The Rise of Disaster Capitalism", "Guerilla: Insurgents, Rebels and Terrorists from Sun Tzu to Bin Laden", "Hope in the Dark: Untold Histories, Wild Possibilities (Nation Books)", "A History of Christianity in Africa", "The Nazi Persecution of the Churches", "Christianity and Chinese Religions"]}
{"id": "be23437b61598a77ab2bdf742e765965", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [1.0, 2.0, 4.0, 1.0, 4.0, 5.0, 4.0, 5.0, 4.0, 1.0], "U3": [4.0, 5.0, 5.0, 1.0, 3.0, 3.0, 3.0, 4.0, 3.0, 4.0], "U4": [5.0, 1.0, 4.0, 4.0, 1.0, 3.0, 2.0, 4.0, 3.0, 4.0], "I2": ["Freedomland: A Novel", "The Inner Sanctum", "Blackbird Singing", "Moon Music", "Gideon", "Prayers for Rain (Patrick Kenzie and Angela Gennaro Series)", "Exclusive", "Bones", "The Trench", "The Right Hand of Evil"], "I3": ["Critical Mass", "Secretariat", "Irish Red", "Saving Faith", "Neighborhood Watch", "Beyond Recall", "Storming Heaven", "The Lion's Game", "Pop Goes the Weasel (Alex Cross)", "Morning, Noon And Night."], "I4": ["Atlantis Found (Dirk Pitt Adventure)", "Eye of the Beholder", "Black Mountain", "Place Last Seen: A Novel", "Soft Focus", "Deadly Exposure", "The Protocol", "Scavenger", "Cold Case (Alan Gregory)", "This Child Is Mine: A Novel"]}
{"id": "f64e068dcfc6cc0faec2d4568025ae79", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Entrusted", "Wild Water", "A Taylor-Made Life", "A Wonderful Piece of Dark Mahogany", "Finding My Way", "Ripple, a Tale of Hope and Redemption", "Hooking Up", "Holding On", "The Awful Mess: A Love Story", "My Savior Forever (Forever Series) (Volume 1)"], "I3": ["Temporary Bliss (Volume 1)", "Reviews Sell Books - Kindle edition", "Code Name: Ghost (A Warrior's Challenge) (Volume 1)", "Code Name: Ghost (A Warrior's Challenge) (Volume 1)", "The Space In Between", "Alluring Turmoil: Bayou Stix Book 1", "Together Forever", "Finding Home", "Through It All", "Can't Go Home (Oasis Waterfall Series) (Volume 1)"], "I4": ["Worth the Fight", "Carter Reed", "I Run: A Novel (Sally Lane Brookman Series) (Volume 1)", "Trust Me (Trust Series) (Volume 1)", "Bedrock: A Gripping Psychological Thriller (Volume 1)", "Seduce", "The Seacrest", "Shuttered Affections (Cornerstone #1)", "Break in Two: Full Hearts 1", "Him"]}
{"id": "242f0c73df38862291833540f59d0ff3", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U3": [4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0], "I2": ["One Wish (Thunder Point)", "Kiss Me, I'm Irish: An Anthology (Hqn)", "Case Of The Mesmerizing Boss (Silhouette Desire, No 702)", "Never Too Hot: A Rouge Suspense Novel", "Never Too Hot: A Rouge Suspense Novel", "Heartbeat", "Father In Training (Hometown Heartbreakers) (Silhouette Special Edition)", "A Virgin River Christmas (A Virgin River Novel)", "Billionaires Prefer Blondes", "Don't Look Down"], "I3": ["Flirting With Danger", "A Summer in Sonoma", "By Love Undone (The Bancroft Brothers)", "Rules of an Engagement (The Adventurers' Club)", "Game For Love: Bad Boys of Football 3", "Wildest Dreams (Thunder Point)", "At Wolf Ranch: A Montana Men Novel", "When It's Right: A Montana Men Novel", "Runaway Mistress (MIRA)", "The Return of Brody McBride: Book One: The McBrides"], "I4": ["Whispering Rock", "Maid for Love (Gansett Island)", "Maid for Love (The McCarthys of Gansett Island Series) (Volume 1)", "Her Lucky Cowboy: A Montana Men Novel", "Falling for Owen: Book Two: The McBrides", "Dylan's Redemption: Book Three: The McBrides", "Against the Wild (The Brodies Of Alaska)", "Runaway Vampire: An Argeneau Novel (Argeneau Vampire)", "The Right Bride: Book Three: The Hunted Series", "Wild Man Creek (A Virgin River Novel)"]}
{"id": "8e6fdc7d957de62a20eabce5077dacac", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 4.0, 5.0, 3.0, 5.0, 5.0, 4.0, 3.0], "U4": [5.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 5.0, 3.0], "I2": ["The Book of Unknown Americans", "Lovers at the Chameleon Club, Paris 1932: A Novel (P.S. (Paperback))", "The Bookman's Tale: A Novel of Obsession", "Summer House with Swimming Pool: A Novel", "The Cooked Seed", "A Lovesong for India: Tales from the East and West", "Secret Daughter: A Novel", "Mambo in Chinatown: A Novel", "Lucky Us: A Novel", "The Light Between Oceans: The heartbreaking Richard and Judy bestseller"], "I3": ["Tibetan Peach Pie: A True Account of an Imaginative Life", "Your Fathers, Where Are They? And the Prophets, Do They Live Forever?", "Buddhaland Brooklyn: A Novel", "Delancey: A Man, a Woman, a Restaurant, a Marriage (Thorndike Press Large Print Biography)", "What Is Visible: A Novel", "China Dolls: A Novel", "Ruby: A Novel (Oprahs Book Club 2.0)", "The Third Son: A Novel", "The Rat: The Disgusting Critters Series", "Tantric Coconuts"], "I4": ["The Third Son", "Mrs. Lincoln's Rival: A Novel", "Inamorata", "Enough: Our Fight to Keep America Safe from Gun Violence", "The Advocate", "The Baklava Club: A Novel (Investigator Yashim)", "The Art Fair", "Mrs. Lincoln's Rival: A Novel - Kindle edition", "Counting by 7s", "Brooklyn: A Novel"]}
{"id": "e48b025dfbce83a8dedf7bbb7ec2d6c3", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 3.0, 5.0, 5.0, 3.0, 5.0, 4.0, 5.0, 4.0], "U4": [4.0, 4.0, 3.0, 3.0, 3.0, 3.0, 4.0, 3.0, 3.0, 3.0], "I2": ["What Happened to Lani Garver", "Sloppy Firsts (Jessica Darling, Book 1)", "Sirena", "Frozen Rodeo", "Planet Janet", "The True Meaning of Cleavage (Junior Library Guild Selection)", "Geography Club", "Dreamland", "A Mango-Shaped Space", "The Creek"], "I3": ["Millicent Min, Girl Genius (Millicent Min Trilogy)", "Acceleration", "Welcome Home or Someplace Like It", "Our Twitchy", "Leap Day", "Bee Season", "An Egg on Three Sticks: A Novel", "Like the Red Panda", "Confessions of a Not It Girl", "Molly Moon Stops the World"], "I4": ["Amalee", "Molly Moon's Incredible Book of Hypnotism", "I Like It Like That: A Gossip Girl Novel", "Gossip Girl (Gossip Girl)", "Gossip Girl (Gossip Girl)", "Gossip Girl (Gossip Girl)", "Good Grief", "All I Want Is Everything (Gossip Girl, 3)", "Gossip Girl #2: You Know You Love Me: A Gossip Girl Novel", "California Dreaming (An A-List Novel #10)"]}
{"id": "94588466c1824605204fb0490d08675e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 2.0, 3.0, 5.0, 5.0, 3.0, 5.0, 3.0, 3.0], "U3": [5.0, 5.0, 3.0, 3.0, 4.0, 5.0, 3.0, 4.0, 3.0, 4.0], "U4": [1.0, 4.0, 5.0, 1.0, 3.0, 4.0, 4.0, 5.0, 5.0, 3.0], "I2": ["Famous in a Small Town (An Entering Southern Country Novel) (Volume 1)", "Nine Lives", "Total Victim Theory", "Love Gone Mad", "Chasing Justice (The Piper Anderson Series) (Volume 1)", "Closure", "Ties That Bind: A Madison Knight Novel", "Russian Roulette", "Apron Strings (Apron Strings Trilogy)", "Angel Lost (A Dark Oak Mystery)"], "I3": ["Beyond the Cliffs of Kerry (Bold Women of the 18th Century Series, Book 1)", "Vengeance is Mine: A Benjamin Tucker Mystery (Volume 1)", "City of Beads", "Eyes of the Hammer", "Murder is a Family Business (The Alvarez Family Murder Mysteries) (Volume 1)", "Lady Justice and the Pharaoh's Curse (Volume 17)", "New Orleans Mourning", "Deadly Stillwater", "Viper Trail (Playing The Game Book 2) - Kindle edition", "Last Stand"], "I4": ["In a Small Town", "Between the Lies (The Northern LIghts Series) (Volume 1)", "Trial", "The Last Bad Job", "The Gray and Guilty Sea: A Garrison Gage Mystery", "The Defendants (Thaddeus Murfee Legal Thrillers)", "The Freedom Star", "1931: Book Six (The 1929 Series 6) - Kindle edition", "The Last Call: A Bill Travis Mystery", "The Last Weapon: A Novel"]}
{"id": "08c7c61c6b69fc4d60d3be08b4211ec7", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Hope, Help, and Healing for Eating Disorders: A Whole-Person Approach to Treatment of Anorexia, Bulimia, and Disordered Eating", "As Silver Refined: Answers to Life's Disappointments", "Stuck: The Places We Get Stuck & the God Who Sets Us Free", "The Christian Writer's Market Guide 2012 (Jerry B. Jenkins Christian Writers Guild)", "Moments of Truth: Unleashing God's Word One Day at a Time", "Then Sings My Soul Book 3: The Story of Our Songs: Drawing Strength from the Great Hymns of Our Faith (Then Sings My Soul (Thomas Nelson))", "Everything Romance: A Celebration of Love for Couples", "Gabby's Stick-to-It Day: A Story About Never Giving Up (Gabby, God's Little Angel)", "Miracle for Jen: A Tragic Accident, a Mother's Desperate Prayer, and Heaven's Extraordinary Answer", "By the Light of the Silvery Moon"], "I3": ["The Wedding Dress", "The Road to Grace: Finding True Freedom from the Bondage of Sexual Addiction", "NIV, The Woman's Study Bible, Leathersoft, Pink/Tan, Indexed (Signature)", "NIV, Leadership Bible, Imitation Leather, Tan/Brown: Leading by The Book", "Ever After: Life Lessons Learned in My Castle of Chaos", "The Letters: A Novel (The Inn at Eagle Hill) (Volume 1)", "Over the Top: How One Move Changed a Climber's Life", "Wounded by God's People: Discovering How Gods Love Heals Our Hearts", "His Treasure: Gems of Love from Your King", "Despite Doubt: Embracing a Confident Faith"], "I4": ["The Women of Christmas: Experience the Season Afresh with Elizabeth, Mary, and Anna", "Experiencing God at Home Day by Day: A Family Devotional", "Praying for Your Addicted Loved One: 90 in 90", "This Is Your Captain Speaking: My Fantastic Voyage Through Hollywood, Faith and   Life", "NIV, Ragamuffin Bible, Hardcover: Meditations for the Bedraggled, Beat-Up, and Brokenhearted", "Whispers of Hope", "Knowing God by Name: A Girlfriends in God Faith Adventure", "God is Able", "NIV, Essentials Study Bible, Leathersoft, Pink: Easily Grasp the Fundamentals of Scripture through Lenses from 6 Bestselling NIV Resources", "Torn Blood"]}
{"id": "ff2b50709d22f82c1627f49630c8e43c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 3.0, 4.0, 5.0, 3.0, 5.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 3.0], "U4": [5.0, 3.0, 3.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0], "I2": ["Touch of Frost (The Mythos Academy)", "The Iron King", "The Demon Trapper's Daughter: A Demon Trappers Novel", "Working Stiff (Revivalist, Book 1)", "Miss Peregrine's Home for Peculiar Children: The Graphic Novel (Miss Peregrine's Peculiar Children: The Graphic Novel)", "White Trash Zombie Apocalypse", "Waterfall: A Novel (River of Time Series)", "Flat-Out Love", "Sisterhood Everlasting (Sisterhood of the Traveling Pants): A Novel (The Sisterhood of the Traveling Pants)", "Doc: A Novel"], "I3": ["Ashfall (Ashfall Trilogy)", "Beautiful Darkness (Beautiful Creatures)", "The Iron Daughter", "Daughter of Smoke & Bone", "The Iron Queen (Iron Fey)", "The Girl Who Chased the Moon: A Novel", "Poison Diaries: Nightshade", "Beautiful Chaos. by Margaret Stohl", "Matched", "Crossed (Matched)"], "I4": ["The Iron Knight (Iron Fey)", "The Pledge (The Pledge Trilogy)", "The Dead Kid Detective Agency", "Anna and the French Kiss", "Clockwork Angel", "Obsidian (Lux)", "Clockwork Prince (The Infernal Devices, Book 2)", "Christmas Lites", "The Many Adventures of Pengey Penguin", "Masquerade"]}
{"id": "fc46a3e18def7f84bc31a6a8593937a5", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0], "I2": ["Yaks Yak: Animal Word Pairs", "Nibbles", "Saving Montgomery Sole", "Little Dee and the Penguin", "Daughters of Ruin", "Withering-by-Sea", "Nobody Likes a Goblin", "The Bear and the Piano", "Introducing Teddy", "Save Me a Seat"], "I3": ["Maybe Something Beautiful: How Art Transformed a Neighborhood", "Circle", "As Brave As You", "Frank and Lucky Get Schooled", "Hilo Book 2: Saving the Whole Wide World", "The Long Dog (Scholastic Reader, Level 1)", "I'm a Girl!", "The Star-Touched Queen", "My Dad At The Zoo", "Bring Me a Rock!"], "I4": ["Draw the Line", "Sophie's Squash Go to School", "The Sword in the Stove", "A Piece of Home", "The Artist and Me", "On Bird Hill (On Bird Hill and Beyond)", "Cloth Lullaby: The Woven Life of Louise Bourgeois", "Ms. Bixby's Last Day", "Painting Pepette", "Finding Wild"]}
{"id": "d47533e0c977943456924ebb63003001", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0], "U3": [3.0, 3.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U4": [4.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 3.0, 3.0], "I2": ["Welcome to Sugartown (Volume 1)", "Sentinel: The Fifth Covenant Novel", "Knox's Stand (The Last Riders) (Volume 3)", "More Than Her (Volume 2)", "Infinite Possibilities: The Secret Life of Amy Bensen Book Two (Volume 2)", "Remy (The REAL series)", "Driven ((The Driven Trilogy))", "Fueled (The Driven Trilogy)", "Catch Me", "Addicted to You (Volume 1)"], "I3": ["First Position", "Fallen (Chronicles of the Fallen) (Volume 1)", "Falling (Fading) (Volume 3)", "Last Hit (A Hitman Novel)", "That One Summer (The Summer Series) (Volume 3)", "Rule: A Marked Men Novel", "Room For You (Cranberry Inn) (Volume 1)", "Jet: A Marked Men Novel", "Must Love Otters", "A Different Blue"], "I4": ["Dear Emily (Forever Family) (Volume 1)", "How to Kill a Rock Star", "When It Rains", "Worth the Fight", "Rome: A Marked Men Novel", "Hard As It Gets: A Hard Ink Novel", "Divergent", "Before Jamaica Lane (On Dublin Street Series)", "Simple Perfection: A Rosemary Beach Novel (The Rosemary Beach Series)", "Forever Too Far: A Rosemary Beach Novel (The Rosemary Beach Series)"]}
{"id": "d7a82f98c1b7f53036f7b6b17553a23a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Line (Witching Savannah)", "Orbs (Volume 1)", "Witch Song", "Storm Warrior (Grim)", "Wicked (Celestra Series) (Volume 4)", "The Warlord Wants Forever (Immortals After Dark)", "Witch Born (Witch Song)", "Expel (Celestra Series) (Volume 6)", "Elysian (Celestra Series Book) (Volume 9)", "Ephemeral: The Countenance 1"], "I3": ["Evanescent (The Countenance Trilogy) (Volume 2)", "Entropy (The Countenance Book 3)", "Winter Queen (Fairy Queens #2)", "Hidden: Hidden Series Book One (Volume 1)", "The King: A Novel of the Black Dagger Brotherhood", "Illusion: Chronicles of Nick", "Better Off Without Him", "Born of Ice (League, No 3)", "The Guardian (Dream-Hunter Novels)", "The Guardian"], "I4": ["Celestra Forever After", "To Be With You (The Sunset Series)", "Hidden Treasure (The Lost Andersons) (Volume 2)", "Clockwork Princess", "One Lavender Ribbon", "Trail of Dead (A Scarlett Bernard Novel)", "Knight Awakened (Circle of Seven Series)", "Knight Avenged (Circle of Seven)", "Beyond Control (Beyond Love Series) (Volume 1)", "Fight With Me (With Me In Seattle) (Volume 2)"]}
{"id": "90ae2967f6ca206a67e5049d7e4cd977", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U4": [4.0, 4.0, 4.0, 3.0, 3.0, 3.0, 4.0, 4.0, 4.0, 4.0], "I2": ["Cares that infest (Rosicrucian library)", "Cares that infest (Rosicrucian library)", "Sense and Nonsense in Psychology (Pelican)", "Sense and Nonsense in Psychology (Pelican)", "Sense and Nonsense in Psychology (Pelican)", "Sense and Nonsense in Psychology (Pelican)", "Sense and Nonsense in Psychology", "Sense and Nonsense in Psychology (Pelican)", "Sense and Nonsense in Psychology (Pelican)", "Fact and Fiction in Psychology"], "I3": ["Uses and Abuses of Psychology", "Sense and Nonsense in Psychology (Pelican)", "Sense and Nonsense in Psychology (Pelican)", "Sense and Nonsense in Psychology (Pelican)", "Sense and Nonsense in Psychology (Pelican)", "Sense and Nonsense in Psychology (Pelican)", "Sense and Nonsense in Psychology (Pelican)", "Sense and Nonsense in Psychology (Pelican)", "Sense and Nonsense in Psychology (Pelican)", "Calling Home"], "I4": ["Calling Home", "Rainbows Of The Gutter (New Windmills KS3)", "Tearaways (Puffin Books)", "From Atlantis to the Sphinx : Recovering the Lost Wisdom of the Ancient World", "From Atlantis to the Sphinx : Recovering the Lost Wisdom of the Ancient World", "From Atlantis to the Sphinx : Recovering the Lost Wisdom of the Ancient World", "Water Cat", "Water Cat", "Masks", "R IS FOR ROCKET: The End of the Beginning; The Fog Horn; The Rocket; The Golden Apples of the Sun; A Sound of Thunder; The Long Rain; The Exiles; Here There be Tygers; The Strawberry Window; The Dragon; The Gift; Frost and Fire; Uncle Einar"]}
{"id": "1a22b6574e52163e16bc67069b2c2bac", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Timeswept Bride (An Avon Romantic Treasure)", "The heavenly surrender", "Lady in the Mist: A Novel (The Midwives)", "Heart's Safe Passage: A Novel (The Midwives)", "MacCallister's War", "Yellow Bordello", "Tease Me (Semper Fi Marines) (Volume 1)", "Tides Of Passion (Zebra Historical Romance)", "Revenge (Volume 1)", "Revenge #2 (Volume 2)"], "I3": ["Revenge #3 (Volume 3)", "Revenge #4 (Volume 4)", "Angels Dawn", "Illicit Love", "Revenge #5 (Volume 5)", "Shattered Identity (Love Inspired Suspense)", "Caitlin's Conspiracies - Kindle edition", "Uncaged Love #1 (Volume 1)", "A Match Made in Texas: A Novella Collection", "Uncaged Love #2 (Volume 2)"], "I4": [" Daman's Ward (Jackson Settlement Book 1) eBook", "Uncaged Love #3: MMA New Adult Contemporary Romance (Volume 3)", "Hard As You Can: A Hard Ink Novel", "Uncaged Love #4: MMA New Adult Contemporary Romance (Volume 4)", "Uncaged Love #4: MMA New Adult Contemporary Romance (Volume 4)", "To Love and Obey [The Doms of Club Mystique 1] (Siren Publishing Allure)", "Cowboy Jackpot: Valentine's Day", "Steal the Light (Thieves) (Volume 1)", "Uncaged Love #5: MMA New Adult Contemporary Romance (Volume 5)", "The Navy SEAL's E-Mail Order Bride (Heroes of Chance Creek) (Volume 1)"]}
{"id": "bb044962845fa41d93cff36167825b58", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 4.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Death of the Duchess", "A Highland Christmas (Hamish Macbeth Mysteries, No. 16)", "Curtains for the Cardinal: An Italian Renaissance Mystery", "The Wanton Angel", "The Devil's Hunt", "Harm Done: An Inspector Wexford Mystery", "The Slicing Edge of Death", "Old Saxon Blood", "The Arms and the Women", "Drinker of Blood (Lord Meren Mysteries (Paperback))"], "I3": ["Death of a Russian Priest", "Oxford Bookworms Library: Level 4: A Morbid Taste for Bones1400 Headwords", "Dead Man's Ransom (Brother Cadfael Mysteries)", "Kissing the Gunner's Daughter (Inspector Wexford)", "Glorious Garlic: A Cookbook", "The Summer of the Danes (Chronicles of Brother Cadfael)", "Death at La Fenice: A Novel of Suspense", "A Cold Red Sunrise (An Inspector Porfiry Rostnikov Mystery)", "Deep Blue Good-by: A Travis McGee Mystery", "The Quick Red Fox"], "I4": ["The Lamorna Wink", "Dressed for Death: A Guido Brunetti Mystery", "100 Great Detectives: Or the Detective Directory", "Please Write for Details", "The Five Bells and Bladebone", "Rostnikov's Vacation: An Inspector Porfiry Rostnikov Novel", "The Holy Thief", "Brother Cadfael's Penance (Brother Cadfael Mysteries)", "Free Fall in Crimson", "The Green Ripper"]}
{"id": "4f26ae1d8b93909a1803e1ee6e96213e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0], "U4": [4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0], "I2": ["The Guys Are Props Club", "Wake Up Call", "Bird Of Prey (Semya Slotin Mystery) (Volume 1)", "Hidden: A Hiding From Love Novel", "Lucky Girl", "Meeting Trouble", "Losing Hope: A Novel", "Wake Me Up (The Tainted Ink Series) (Volume 1)", "Romancing the Bookworm", "Of Dreams and Shadow: Forget Me Not Book One"], "I3": ["The Reflections of Queen Snow White - Kindle edition", "Christmas Dinner (Crimson Romance)", "Lethal Journey", "Scarred Love (Sulfur Heights Series) (Volume 1)", "Effortless", "Reckless (Thoughtless)", "Only For You (Language of Love)", "Hopeless", "The Secret of Ella and Micha", "Community Service"], "I4": ["Alluring Turmoil: Bayou Stix Book 1", "Savor", "After Wimbledon", "Blind Love (Sulfur Heights Series) (Volume 3)", "Falling Into Us", "Always You", "Just One Song", "Scarred Beautiful", "Lost In Us", "The Pairing (The Proposition)"]}
{"id": "a78a0c027bd0480a012acc99d0263660", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 3.0, 5.0, 4.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 3.0], "U4": [4.0, 3.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 3.0, 3.0], "I2": ["Never Never", "Branded (Ignite Series) (Volume 2)", "Withering Hope", "Raze", "Sweet Home", "Rival (The Fall Away Series)", "Falling Away (The Fall Away Series)", "Easy Virtue (Volume 1)", "Hero", "The Problem With Crazy (Crazy In Love) (Volume 1)"], "I3": ["Monster Stepbrother: His dark obsession runs deep", "Prick: A Stepbrother Romance", "The Hook Up (Game On) (Volume 1)", "Forbidden: A Stepbrother Novella (A Stepbrother Series) (Volume 1)", "The Deal (Off-Campus) (Volume 1)", "Empty Promises (The Promises Series) (Volume 3)", "Malevolent (The Darkness Series) (Volume 1)", "Step-Lover", "Wingman (Woman)", "Jack Hammer"], "I4": ["The Mason List", "Stepbrother Master", "Sail: Book Two in The Wake Series (Volume 2)", "Number Thirteen", "Tool: A Stepbrother Romance", "Bully (Fall Away)", "Rules of Protection (Tangled in Texas) (Volume 1)", "The Mistake (Off-Campus)", "Pucked", "The Gentleman Mentor (Lessons with the Dom) (Volume 1)"]}
{"id": "7e8e73065d5b0f7bb97f729ef6b53e73", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 3.0, 3.0, 3.0, 2.0, 3.0, 3.0, 3.0, 3.0], "U3": [4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0, 3.0, 3.0, 5.0], "U4": [5.0, 4.0, 4.0, 3.0, 3.0, 3.0, 5.0, 4.0, 3.0, 4.0], "I2": ["Redesigned: Off the Subject #2 (Volume 2)", "Love Resolution (Black Cat Records series)", "Dragonfly", "Rush (The Game)", "Good Vibrations (Welcome to Paradise Series) (Volume 1)", "Born of Illusion", "Edge of Truth", "Armored Hearts: Fantasy Steampunk", "Another Little Piece", "The Registry (A Registry Novel)"], "I3": ["Lost", "Girl with Guitar (Kylie Ryans)", "In Too Deep", "ONE", "One Tiny Lie: A Novel (The Ten Tiny Breaths Series)", "The Human (The Eden Trilogy) (Volume 2)", "Anything But Sweet (Sweet, Texas)", "The Forgotten Ones (The Danaan Trilogy) (Volume 1)", "Ink", "The Love Game & Playing for Keeps (The Game 1 & 2 bind-up)"], "I4": ["Playing for Keeps (The Game, #2) (Volume 2)", "Subject to Change (Picturing Perfect) (Volume 2)", "Tangled (The Tangled Series)", "Breathe Me", "In the After", "Motocross Me", "A Matter of Fate (Fate Series 1)", "A Matter of Heart (Fate Series 2)", "To My Hero: A Blog of Our Journey Together", "My Ex From Hell (The Blooming Goddess Trilogy Book One) (Volume 1)"]}
{"id": "294caa500fb303006f66e9cec10267ff", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Wrong Place (DI Sally Parker Thriller) (Volume 1)", "The Victim", " The Lies We Tell eBook", "Calculated Justice (Volume 12)", "Motor City Shakedown: Bright and Fletcher Book One (The Bright and Fletcher)", "The Girl Who Broke the Rules (George McKenzie, Book 2) - Kindle edition", "Con Law", "The Good Girl", "From the Cradle (A Detective Lennon Thriller)", "Hollywood Lost"], "I3": ["The Mistake I Made: A Novel", "Concentr8", "Pop Goes the Weasel (Alex Cross)", "Breaking the Silence", "Pretty Dead (Elise Sandburg)", "Hanover House", "Taking on Water", "Beyond Murder - Kindle edition", " Dead Eyed (DCI Michael Lambert crime series, Book 1) eBook", "With Our Blessing: (An Inspector Tom Reynolds Mystery Book 1)"], "I4": [" DEAD IN THE WATER a gripping detective thriller full of suspense eBook", "The Last Time I Saw Her: A Novel", "Please Release Me", "Untouchable", "The Scam: A Fox and O'Hare Novel", "Death in Shanghai (Inspector Danilov Historical Thriller)", "SOLOMON CREED HB", "Breathe and release (A Christchurch Crime Thriller)", "Spectre Black (Cyril Landry Thriller)", "Where the Memories Lie: A gripping psychological thriller"]}
{"id": "37df9454296feb2001bb9a72edd2b2e4", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "I2": ["Kisses of an Enemy", "A Small Fortune (Fortune Series)", "The Vision: Green Stone of Healing Series - Book One", "Cooking With All Things Trader Joe's Cookbook", "Tonight in the Rivers of Pittsburgh", "Twilight People: Switchblade Stories", "Acting Well to Age Well", "Secrets from the Sofa: A Psychologist's Guide to Achieving Personal Peace", "Jesus Potter Harry Christ: The Fascinating Parallels Between Two of the World's Most Popular Literary Characters", "Naughty Paris: A Lady's Guide to the Sexy City"], "I3": ["Ball Crazy: Confessions of a Dad-Coach", "To Kill A Warlock: Dulcie O'Neil Series", "Archer's Bible Presents: Practical Bowfishing", "Maids of Misfortune: A Victorian San Francisco Mystery", "Crazy Bett", "Switched (A Trylle Novel)", "The International Raw Food Restaurant Directory", "Hiding Out", "101 Recipes for Microwave Mug Cakes: Single-Serving Snacks in Less Than 10 Minutes", "Probo's Lament"], "I4": ["Houses in My Heart: Carleton Varney:  An International Decorator's Colorful Journey", "Be Dazzled! Norman Hartnell, Sixty Years of Glamour and Fashion", "Drivetime Yoga: Award Winning Audio Book", "For Every Season: There Is a Salad", "The Skye in June", "Go Dairy Free: The Guide and Cookbook for Milk Allergies, Lactose Intolerance, and Casein-Free Living", "A Multitude of Mercies", "All Men Are Cremated Equal: My 77 Blind Dates", "Pentecost. A Thriller.", "All About Motherhood: 'A Mom for All Seasons' and other essays"]}
{"id": "05def457449fd8dbf3b6bdc4a33270bd", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 2.0, 4.0, 3.0, 4.0, 3.0, 5.0, 4.0, 4.0], "U4": [4.0, 5.0, 4.0, 4.0, 3.0, 5.0, 4.0, 5.0, 5.0, 3.0], "I2": ["Hearts in Darkness (Nikki & Michael)", "Steel's Edge (The Edge, Book 4)", "Bound: The Holiday Dom Collection", "Mating Instinct (Moon Shifter Series)", "Stone Guardian (Entwined Realms) (Volume 1)", "The Apple Tree", "Starquest", "Hers To Command (Verdantia) (Volume 1)", "Rush (Phoenix Rising)", "Dark Wolf (Spirit Wild)"], "I3": ["Guardians of Stone (The Relic Seekers)", "The Deities Touch (The Jade Series) (Volume 2)", "Unleashed", "Starquest 2", "Come Home to Me: Second Chances Time Travel Romance Series", "Just the Sexiest Man Alive (Berkley Sensation)", "Catch a Ghost (Hell or High Water)", "Hot Pursuit: A Hostile Operations Team Novel (Volume 1)", "The Dare", "The Bane (The Eden Trilogy) (Volume 1)"], "I4": ["Zoey Rogue (Incubatti Series) (Volume 1)", "Lord of Swords", "The Jade Series (Books 1-3)", "Halo: Evolutions: Essential Tales of the Halo Universe", "Ghosts of Onyx (Halo)", "To Seduce a Scoundrel", "Gargoyle Knight", "Bound by Night (Moonbound Clan)", "The Flood (Halo #2)", "First Strike (Halo #3)"]}
{"id": "e14c7808e7b4a54e956d9c9fb56194f1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 3.0, 4.0, 5.0], "U4": [4.0, 5.0, 2.0, 3.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0], "I2": ["The Vampire Stalker", "Bad Blood (House of Comarr)", "The Goddess Test", "The Unbecoming of Mara Dyer (The Mara Dyer Trilogy)", "The Space Between", "Unearthly", "Clockwork Prince (The Infernal Devices, Book 2)", "Hearts at Stake (Drake Chronicles, Book 1)", "The Ghost and the Goth (A Ghost and the Goth Novel)", "Pyxis (The Discovery)(Pyxis Series)"], "I3": ["Eve", "Dead Beautiful (A Dead Beautiful Novel)", "Obsidian (Lux)", "Enclave (The Razorland Trilogy)", "Out in Blue (Return to Sanctuary)", "Zombie Tag", "Arson: Book One in The Arson Trilogy", "Sweet Venom", "Jessica's Guide to Dating on the Dark Side", "Ashes: Book Two in the Arson series"], "I4": ["Switched (A Trylle Novel)", "Everneath", "Forbidden", "Winter Town", "Every Other Day", "Hallowed: An Unearthly Novel", "Fracture", "Archon: The Books of Raziel", "Untraceable: The Nature of Grace series", "Stolen Away"]}
{"id": "08e95086ec9a998d63398363938b8168", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U3": [3.0, 5.0, 5.0, 4.0, 4.0, 4.0, 3.0, 4.0, 5.0, 4.0], "U4": [4.0, 4.0, 3.0, 4.0, 4.0, 3.0, 4.0, 2.0, 4.0, 4.0], "I2": ["Tribes", "A Pigeon and a Boy: A Novel", "The Family Moskat: A Novel (FSG Classics)", "Reimagining Church: Pursuing the Dream of Organic Christianity", "Signs of Emergence: A Vision for Church That Is Always Organic/Networked/Decentralized/Bottom-Up/Communal/Flexible/Always Evolving (mersion: Emergent Village resources for communities of faith)", "NKJV, The Chronological Study Bible, Imitation Leather, Brown", "From Eternity to Here: Rediscovering the Ageless Purpose of God", "Making Room for Leadership: Power, Space and Influence", "Fearless: Imagine Your Life Without Fear", "Organic Leadership: Leading Naturally Right Where You Are"], "I3": ["Living with Confidence in a Chaotic World Participant's Guide: Discovering What on Earth We Should Do Now", "The Search for God and Guinness: A Biography of the Beer that Changed the World", "The Emergence of The Relationship Economy: The New Order of Things to Come", "The Liturgical Year (The Ancient Practices Series)", "An Amish Christmas: December in Lancaster County", "This Is Your Brain in Love: New Scientific Breakthroughs for a More Passionate and Emotionally Healthy Marriage", "Tithing: Test Me in This", "Why You Say It", "Plan B: What Do You Do When God Doesn't Show Up the Way You Thought He Would?", "Classic Wisdom for the Professional Life"], "I4": ["Classic Wisdom for the Professional Life", "A Guy's Guide To Life: How To Become A Man In 208 Pages Or Less", "Jungle Warfare: A Basic Field Manual for Christians in Sales", "Outlive Your Life: You Were Made to Make A Difference", "Seeds of Turmoil: The Biblical Roots of the Inevitable Crisis in the Middle East", "Living Life in the Zone: A 40-Day Spiritual Gameplan for Men", "The Principle of the Path: How to Get from Where You Are to Where You Want to Be", "Max on Life: Answers and Insights to Your Most Important Questions", "The Final Summit: A Quest to Find the One Principle That Will Save Humanity", "In Constant Prayer (The Ancient Practices)"]}
{"id": "a7f8dec3d52bf392efb83f7a43e9b924", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 2.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 3.0, 5.0, 3.0, 4.0], "U4": [4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 3.0, 5.0, 5.0], "I2": ["The Story Keeper (A Carolina Heirlooms Novel)", "Dizzy Blonde", "Abducted (Pacific Coast Justice)", "Avenged (Pacific Coast Justice)", "Driftwood Tides", "Accused (Pacific Coast Justice)", "Keepers of the Covenant (The Restoration Chronicles) (Volume 2)", "Tried and True (Wild at Heart) (Volume 1)", "Return to Me (The Restoration Chronicles) (Volume 1)", "Gun Metal Heart: A Daria Gibron Thriller - Kindle edition"], "I3": ["In the Heart of the Dark Wood", "Hidden in the Stars: Quilts of Love Series", "My Sister's Grave (Tracy Crosswhite)", "A Secret Life", "A Breast Cancer Alphabet", "Gun Metal Heart: A Daria Gibron Thriller", "Ice Cold Kill", "Atlas Girl: Finding Home in the Last Place I Thought to Look", "At Bluebonnet Lake: A Novel (Texas Crossroads) (Volume 1)", "A Mom's Prayers for Her Son: Praying for Every Part of His Life"], "I4": ["Get Wise: Make Great Decisions Every Day", "Trading Secrets: A Novel", "Snow Day: A Novel", "Hush in the Storm", "Moore's Code: Santa's Secret Revealed", "The Bodies We Wear", "Lean On Me: Finding Intentional, Vulnerable, and Consistent Community", "The Perfect Mother: A Novel", "Prodigy", "Emissary (Legends of the Realm) (Volume 1)"]}
{"id": "47beefefcd87572724bfcda8c1156e49", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0], "U4": [4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Matched", "Prodigy", "The Mirror King (Orphan Queen)", "The Orphan Queen", "Sea of Stars (Kricket)", "Shiver", "Minutes Before Sunset", "End of Days", "Erased (Altered)", "Delirium (Delirium Trilogy)"], "I3": ["Hush, Hush", "Across the Universe", "The Bitter Kingdom (Girl of Fire and Thorns)", "Altered", "Defy (Defy, Book 1)", "The 5th Wave (Book 1)", "Shades of Earth", "Finale", "These Broken Stars", "Ignite (Defy, Book 2)"], "I4": ["Inescapable: The Premonition Series", "Unearthly", "Boundless (Unearthly)", "Iniquity (The Premonition Series) (Volume 5)", "Red Queen", "Oblivion (Book 3, The Watcher Chronicles) (Volume 3)", "Obsidian (Lux)", "Opal: A Lux Novel", "Onyx (Lux)", "Malcolm (Book 1, The Redemption Series) (Volume 1)"]}
{"id": "0dd1185c5768720b2695191eea4664d1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 4.0, 3.0, 5.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Death Under the Venice Moon (Lella York) (Volume 2)", "Hard To Kill: A Hard Targets Novel (Volume 1)", "Sex, Lies, & Family Vacations", "Diva Las Vegas (Raven McShane) (Volume 1)", "Motion for Murder (Jamie Winters Mysteries) (Volume 1)", "Merit Badge Murder (Merry Wrath Mysteries) (Volume 1)", "Sweet Somethings: The Ninth Samantha Sweet Mystery (Samantha Sweet Mysteries) (Volume 9)", "Gator Bait (Miss Fortune Mysteries)", "One Garish Ghost & Blueberry Peach Jam (Dead by the Numbers Mysteries) (Volume 1)", "Vegas Stripped (Raven McShane Mysteries) (Volume 2)"], "I3": ["Turkey Ranch Road Rage: A Jolene Jackson Mystery", "Hot Enough to Kill (Jolene Jackson Mystery Series) (Jolene Jackson Mysteries)", "Dead Man Falls (Jolene Jackson Mysteries)", "Hotwire (Watched Series Book 5)", "I Got Your Back, Hailey", " Gypsy Hunted", "Legends Can Be Murder: Charlie Parker Mysteries, Book 15 (Charlie Parker New Mexico Mystery)", "Whiskey, You're The Devil (An Addison Holmes Mystery) (Volume 4)", "Murder is Our Mascot (Schooled in Murder) (Volume 1)", "Bayou Bound"], "I4": ["In Her Blood", "Bayou Born", "Dying to Read: A Novel (The Cate Kinkaid Files-Book 1)", " Greatest Clicks", "To Helen Back: A River Road Mystery", "Breathe", "Truth Be Told: A Jane Ryland Novel", "Pip Squeak Joins the Band (Medici books for children)", "The Surprising Armchair", "Evi's Curse (Evi Morris Mystery Series) (Volume 1)"]}
{"id": "64650ac6a38bc688f7f3faea0f672c28", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "I2": ["Betting on Grace (Dead Heat Ranch) (Volume 2)", "Purely Primitive Dolls: How to Make Simple, Old-Fashioned Dolls", "Ink Inspired (Montgomery Ink)", "Double Her Pleasure (The Chasers) (Volume 1)", "Alpha Billionaire, Part 2", "Unraveling - Unhinged Book 2: The Unhinged Series (Volume 2)", "Holiday Treasure (The Lost Andersons) (Volume 3)", "The Scare: A Halloween Story", "Wild Ride: Invitation To Eden (Ready To Ride) (Volume 2)", "Random Acts of Fantasy (Random Series)"], "I3": ["Mistress Christmas (Wild West Boys) (Volume 1)", "Delicate Ink (Montgomery Ink)", "Perfect Ten", "Entice (McKenzie Brothers) (Volume 4)", "Vanishing Dreams: A Devil's Bend Novel (Volume 2)", "Baby, It's Cold Outside", "Chaos: Book 3 (Unhinged) (Volume 3)", "Elusive Hero: Invitation To Eden (Vampire Queen Series) (Volume 12)", "Yours Truly, Taddy: (The Undergrad Years) (Invitation to Eden)", "Delicate Ink (Montgomery Ink)"], "I4": ["Reclaiming the Wolf (Cascade Shifters) (Volume 1)", "Entrusted - A Club Destiny Novella (Volume 9)", "Tempting Boundaries (Montgomery Ink)", " How to Tempt a Tycoon (Invitation to Eden)", "Curse of the Alpha: Episodes 1 & 2 (Volume 1)", "Superfood Cookbook: Delicious Vegetarian Superfood Salads for Easy Weight Loss and Detox: Healthy Clean Eating Recipes on a Budget (Superfood Kitchen)", "Tempering Steel (Coyote Bluff) (Volume 2)", "Romancing Wisconsin Volume I (Christmas Boxed Set) - Kindle edition", "Mated To The Dragon Of Manhattan", "Quick On the Trigger (The Dirty Denim Series)"]}
{"id": "4ecca21592b611a766661238d262f526", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Game Plan (Neighbor from Hell) (Volume 5)", "Ynyr (Tornians) (Volume 3)", "Ty and Eden: A Red Team Wedding Novella (Red Team 4.5)", "My Viking Vampire (Sanctuary, Texas) (Volume 1)", "My Protector (Bewitched and Bewildered) (Volume 2)", "My Commander (Bewitched and Bewildered) (Volume 1)", "Against The Wall (Maverick Montana)", "Make It A Double (The Last Call Series) (Volume 2)", "A Kingdom of Dreams", "In His Keeping: A Slow Burn Novel (Slow Burn Novels)"], "I3": ["Knight (Unfinished Heroes) (Volume 1)", "Center Mass (Code 11- KPD SWAT) (Volume 1)", "Double Dare (A Neighbor From Hell)", "Wolf: An Evil Dead MC Story (The Evil Dead MC Series) (Volume 4)", "Sea of Stars (Kricket)", "Night Reigns (Immortal Guardians, Book 2)", "Darkness Rises (Immortal Guardians)", "Sold To The Alphas", "Three Hours (Seven)", "A Wild Ride (Jessica Brodie #3) (Jessica Brodie Diaries) (Volume 3)"], "I4": ["Seven Years (Seven Series #1)", "Leopold's Wicked Embrace (Immortals of New Orleans) (Volume 5)", "Opening Up (Ink & Chrome)", "Shadow's Edge (A Night Prowler Novel)", "Edge of Oblivion (A Night Prowler Novel)", "The Barter System (Volume 1)", "Rock Chick Renegade (Volume 4)", "The Golden Dynasty (The Fantasyland Series) (Volume 2)", "Wicked Ride", "Flawed Heart"]}
{"id": "a120367bf16a66a5d2f8dae1d8364a54", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 2.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U3": [4.0, 5.0, 5.0, 4.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Tur: The Elsker Saga (Volume 1)", "The Bears Shared Bride", "When You Make It Home", "The Forgotten Ones (The Danaan Trilogy) (Volume 1)", "The Road Leads Back (Stonehill Romance)", "Elderberry Croft: The Complete Collection", "Death Before Daylight: Book Three Of The Timely Death Trilogy", "To Save A Mate: Somewhere, TX Volume 1 (VonBrandt Family)", "If I Speak True (Flora) (Volume 1)", "Welcome To Fat Chance, Texas"], "I3": ["Stake Out (Paranormal Detective Series) (Volume 1)", "The Dragon's Dilemma (Lochguard Highland Dragons) (Volume 1)", " Time Warper", "Now I Know", "Reluctant Guardian (The Ransomed Souls Series)", "Supernatural Chronicles: The Skinwalkers (Dynamis In New Orleans Book 1) - Kindle edition", "Burden: A Bayou Bear Chronicle (Bayou Bear Chronicles) (Volume 1)", "All the Way to Heaven: Book One of the Fallout Series", "Dream Warrior (Dark Warrior Alliance) (Volume 1)", "Hope Springs on Main Street (The Briar Creek Series)"], "I4": ["The Navy SEAL's E-Mail Order Bride (Heroes of Chance Creek) (Volume 1)", "Almost Romance (The Clover Park STUDS) (Volume 5)", "Daisy Does It All (Clover Park) (Volume 2)", "Deviant Warrior (Dark Warrior Alliance) (Volume 3)", "Loved by the Dragon (Stonefire Dragons) (Volume 6)", "The Opposite of Wild (Clover Park) (Volume 1)", "Kissing Santa (Clover Park) (Volume 4)", "Not My Romeo (Clover Park) (Volume 6)", " Supernatural Chronicles", "Pieces on Earth: A Christian Fiction Christmas Novella"]}
{"id": "6f94c0c3c1c556ccd16453edbf88be89", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 2.0, 5.0, 5.0, 4.0, 5.0, 1.0, 4.0, 5.0, 1.0], "U3": [4.0, 5.0, 1.0, 5.0, 3.0, 1.0, 5.0, 3.0, 5.0, 4.0], "U4": [2.0, 4.0, 3.0, 3.0, 2.0, 4.0, 3.0, 3.0, 3.0, 5.0], "I2": ["Love at First Date (Better Date than Never)", "Got a Hold on You", "Just for Now: Escape to New Zealand Book Three", "Just for Fun: Escape to New Zealand Book Four", "A Bundle Of Flirts! 15 Romantic Short Stories From The Flirts! Collections (The Flirts! Collections Box Set Book 2) - Kindle edition", "Too Sexy For His Stetson", "Forbidden Disclosure (A Billionaire in Disguise)", "Just Like Heaven", "Back to the Bedroom", "Rock Hard Love: (Erotic Rock & Roll Romance)"], "I3": ["Honeymoon for One", "Kiss The Cook (Zebra Bouquet Romances)", "The Last Place She'd Look", "Saving Grace: Book 2 in the Serve and Protect Series (Volume 2)", "Saltwater Kisses: A Billionaire Love Story", "Dead Is the New Black: Fashion Avenue Mysteries (A Fashion Avenue Mysteries)", "Back on Solid Ground", "Sneakers, Sandals & Stilettoes: Fairy Tales for the Well-Heeled Princess", "Keep Me Ghosted (Sophie Rhodes Romantic Comedy) (Volume 1)", "Another Saturday Night and I Ain't Got No Body (A Page Turners Novel)"], "I4": ["What Stays in Vegas", "Bent", "She's Got Dibs", "Fillies and Females", "His Island Bride: Book 4 in The Bride Series (Volume 4)", "Silver River Romeo (Rancher Romance)", "Rainwater Kisses: A Billionaire Love Story", "The Sheikh's Bargain Bride (Desert Kings)", "Resisting the Bad Boy (Nice Girl to Love)", "Dangerous Embrace"]}
{"id": "1794dd42a407f0d668353071322d7050", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 3.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0], "U3": [5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0], "U4": [5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 3.0, 3.0], "I2": ["New Collected Poems (with CD)", "Radical Spirits: Spiritualism and Women's Rights in Nineteenth-Century America, Second Edition", "Who Owns History? Rethinking the Past in a Changing World", "MacArthur and Defeat in the Philippines", "Republic of Dreams: Greenwich Village: The American Bohemia, 1910-1960", "American Caesar: Douglas MacArthur 1880 - 1964", "Blink - The Power Of Thinking Without Thinking", "Democracy in America and Two Essays on America (Penguin Classics)", "Snow in America", "Fallingwater: Frank Lloyd Wright's Romance with Nature"], "I3": ["Hiroshima in History and Memory", "Pocahontas, Powhatan, Opechancanough: Three Indian Lives Changed by Jamestown", "War Without Mercy: Race and Power in the Pacific War", "Paul McCartney Many Years From Now", "All We Are Saying: The Last Major Interview with John Lennon and Yoko Ono", "Howard Zinn on History", "Brave Companions: Portraits in History", "The 42nd Parallel: Volume One of the U.S.A. Trilogy", "Merry Christmas!: Celebrating Americas Greatest Holiday", "John"], "I4": ["James Joyce (Oxford Lives)", "Travels with Charley in Search of America", "Charlie Chan Is Dead 2: At Home in the World (An Anthology of Contemporary Asian American Fiction-- Revised and Updated)", "Inventing America: Jefferson's Declaration of Independence", "James Joyce Reads Selections from Ulysses, Finnegans Wake, with Cyril Cusak Reading Joyce", "Up Front", "Christmas at The New Yorker: Stories, Poems, Humor, and Art", "The Beatles: 365 Days", "Grant and Twain: The Story of a Friendship That Changed America", "Why I Am a Catholic"]}
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{"id": "a28606a04c5b794df9b93a6cd18e48d9", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 4.0, 2.0, 5.0, 5.0, 5.0, 3.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 3.0, 5.0, 5.0, 5.0, 3.0, 4.0], "U4": [4.0, 5.0, 4.0, 4.0, 3.0, 3.0, 5.0, 4.0, 3.0, 3.0], "I2": ["Darkride", "Mangled Hearts (Volume 1)", "Reaper's Property (Ellora's Cave Moderne)", "Knight and Play (Knight Erotic Romance series, Book 1 of 2)", "Fire Inside: A Chaos Novel", "Strictly Business", "Born to Fight (The Born Trilogy) (Volume 2)", "Reborn (The Born Trilogy) (Volume 3)", "Fade (The Ragnarok Prophesies, Book One)", "Tragic: Rook and Ronin, #1"], "I3": ["Savor", "Fear the Beast Within: The Fear Series: Book One", "Crossfire: The Darkride Chronicles (Volume 2)", "City of the Fallen", "Repossession", "Dreamscape: Netherworld Book I (Volume 1)", "Sacrificed in Shadow: An Urban Fantasy Mystery (The Ascension Series) (Volume 1)", "Ixeos: Book One of the Ixeos Trilogy (Volume 1)", "Reclaim My Heart", "The Awakening"], "I4": ["Guardian (The Fallen Chronicles) (Volume 1)", "Denounced (EXALTED) (Volume 2)", "Empath (The Empath Trilogy)", "Rocky (Tales of the Were)", "Tangled Beauty", "Deliver Me", "Jace (Bodyguards for Hire)", "Unraveling (Second Chances) (Volume 1)", "The First Alpha", "The Guardians: A Vampire Novel (Volume 1)"]}
{"id": "6c4b45813172b6eadbf2544cbfaf2fe9", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U4": [5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "I2": ["Lilith Enraptured", "Sabrina's Vampire Book 1 (Volume 1)", "Lori's Wolf Pack, Discovering Her Alpha: Book 1 in A K Michaels' Shifter Novella Series (Volume 1)", "[ Fighting Lady Jayne [ FIGHTING LADY JAYNE ] By Pillow, Michelle M ( Author )Jul-12-2012 Paperback", "Keeping Paige: Divinity Warriors Book Three (Volume 3)", "Demonic Desires", "The Witch, The Wolf and The Vampire (Volume 1)", "The Witch, The Wolf and The Vampire, Book 3 (Volume 3)", "Prince of Demons 1-3 (Order of the Black Swan)", "Agent I1: Tristan (The D.I.R.E. Agency)"], "I3": ["Agent T3: d'Artagnan (The D.I.R.E. Agency) (Volume 3)", "A King's Ransom: Masters of Pleasure (Volume 1)", "Determined Prince: A Dragon Lords Story (Captured by a Dragon-Shifter)", "The Warrior Prince: Dragon Lords Book Four", "Trancing the Tiger (Chinese Zodiac Romance Series) (Volume 1)", "Supernatural Enforcement Bureau, Book 1, The Dragon and The Vampire: Book 1 (Volume 1)", "Supernatural Enforcement Bureau, Book 2, The Imprisoned Dragon and The Witch: Book 2 (Volume 2)", "By The Light Of The Moon: Rise of The Arkansas Werewolves (Volume 1)", "Rebellious Prince: A Dragon Lords Story (Captured by a Dragon-Shifter) (Volume 2)", "Chosen (The Djinn Wars) (Volume 1)"], "I4": ["Darkest Sin", "Highland Wolf Clan, Book 1, The Reluctant Alpha (Volume 1)", "His Highness The Duke: Dragon Lords Book Five (Volume 5)", "Haunted By Her Dragon (The Dragon Guard Series) (Volume 3)", "Her Dragon's Fire (Dragon Guard Series)", "Her Dragon To Slay (Dragon Guard Series) (Volume 1)", "Cold Day In Hell (Lost and Found, Inc.)", "No Chance in Hell (Lost and Found, Inc.) (Volume 3)", "Brody: The Bang Shift - Kindle edition", "Shifter"]}
{"id": "f5a876d3d13a68b6a5ed11b342bcc89b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 1.0, 5.0, 5.0, 4.0, 4.0, 2.0, 4.0, 4.0, 4.0], "U3": [4.0, 3.0, 3.0, 4.0, 3.0, 3.0, 4.0, 4.0, 5.0, 4.0], "U4": [4.0, 1.0, 4.0, 4.0, 5.0, 5.0, 3.0, 4.0, 4.0, 4.0], "I2": ["Puerto Vallarta Squeeze", "The Seven Seasons of a Man's Life:  Examining the Unique Challenges Men Face", "Heart of Joy: The Transforming Power of Self Giving", "Educating for Peace and Justice: Global Dimensions", "Jamaica: The Rough Guide, First Edition", "Fielding's Caribbean", "If I Could Write This in Fire: An Anthology of Literature from the Caribbean", "Shakespeare: The World as Stage (Eminent Lives)", "Cathedrals of Britain", "Albania in Crisis: The Predictable Fall of the Shining Star (Elgar Monographs)"], "I3": ["Waiting For Godot In Sarajevo: Theological Reflections On Nihilsim, Tragedy, And Apocalypse (Radical Traditions)", "Albania: Eye of the Balkan Vortex", "Blue Guide Albania (Blue Guides)", "Long Life to Your Children: A Portrait of High Albania", "Aztec and Maya Myths (Legendary Past)", "Coming through the Fire: Surviving Race and Place in America", "The Church Between Gospel and Culture (Gospel & Our Culture)", "Waiting For Godot In Sarajevo: Theological Reflections On Nihilsim, Tragedy, And Apocalypse (Radical Traditions)", "Confessing the Faith", "Point Last Seen: A Woman Tracker's Story of Domestic Violence and Personal Triumph"], "I4": ["Point Last Seen: A Woman Tracker's Story of Domestic Violence and Personal Triumph", "Message in a Bottle", "A Journey in Ladakh", "City of Djinns: A Year in Delhi", "Videohound's Golden Movie Retriever 2006", "The Diving Bell and the Butterfly  (Vintage International)", "Women of the Light: The New Sacred Prostitute", "The Rough Guide to the Millennium, updated edition", "The Royal Palaces of India", "Living Buddha, Living Christ"]}
{"id": "6d57fb6fc18de8a9c73ffa578dabebc4", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 3.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U3": [4.0, 3.0, 4.0, 4.0, 4.0, 4.0, 3.0, 3.0, 3.0, 3.0], "U4": [4.0, 2.0, 3.0, 4.0, 3.0, 4.0, 3.0, 4.0, 4.0, 3.0], "I2": ["The Queen & Di: The Untold Story", "Brown Ale: History, Brewing Techniques, Recipes (Classic Beer Style Series, 14)", "Great British Cooking: A Well-kept Secret", "Stout (Classic Beer Style Series, 10)", "Harry Potter And The Goblet Of Fire", "Brew Your Own British Real Ale", "The Nikon Field Guide: A Photographer's Portable Reference, Second Edition", "Mild Ale: History, Brewing, Techniques, Recipes (Classic Beer Style Series, 15)", "Harry Potter and the Prisoner of Azkaban", "Harry Potter and the Sorcerer's Stone (Book 1)"], "I3": ["Pale Ale, Revised: History, Brewing, Techniques, Recipes (Classic Beer Style Series, 1)", "Harry Potter Schoolbooks: Quidditch Through the Ages and Fantastic Beasts and Where to Find Them", "Harry Potter and the Chamber of Secrets", "Harry Potter and the Deathly Hallows, Book 7", "Harry Potter and the Chamber of Secrets, Book 2", "Homemade Root Beer, Soda & Pop", "The Worst Case Scenario Survival Handbook: Travel", "Dave Miller's Homebrewing Guide: Everything You Need to Know to Make Great-Tasting Beer", "The Real Team: Rogue Warrior", "Edward Windsor Royal Enigma: The True Story of the 7th In Line to the British Throne"], "I4": ["Build It With Bales: A Step-By-Step Guide to Straw-Bale Construction, Version Two", "Colonisation Aftershocks (Bk.3)", "Second Contact (Colonization, Book One)", "Serious Straw Bale: A Home Construction Guide for All Climates (Real Goods Solar Living Book)", "Warrior Class", "Detachment Bravo (Rogue Warrior #10)", "Porter (Classic Beer Style)", "Homebrewing for Dummies", "Diana: Story of a Princess", "Traditional Food from Wales"]}
{"id": "385c565cafb702a724fa1aebf28510a7", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 2.0, 5.0, 5.0, 4.0, 3.0, 5.0, 3.0, 1.0, 5.0], "U3": [4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [4.0, 3.0, 4.0, 5.0, 5.0, 5.0, 3.0, 5.0, 4.0, 5.0], "I2": ["The Perks Of Being A Wallflower (Turtleback School & Library Binding Edition)", "PS, I Love You", "The Girls: A Novel", "The Girls: A Novel", "Halfway House: A Novel", "The Kindness of Strangers", "Every Visible Thing: A Novel", "The Tudors: It's Good to Be King - Final Shooting Scripts 1-5 of the Showtime Series", "The Ravenscar Dynasty (Ravenscar Series)", "The Wilde Women: A Novel"], "I3": ["The Welsh Girl", "Barefoot: A Novel", "The Luxe", "Mama and Little Joe", "The Paperbag Princess (Picture Hippo)", "She's Come Undone (Turtleback School & Library Binding Edition)", "Sloppy Firsts (Jessica Darling, Book 1)", "Junie B. Jones and a Little Monkey Business (Book & CD)", "Junie B. Jones and the Stupid Smelly Bus (A Stepping Stone Book(TM))", "Charming Ponies: A Perfect Pony"], "I4": ["The 19th Wife", "The Other Queen", "Love the One You're With", "Burning Bright", "The Stolen Child: A Novel", "The Heretic's Daughter: A Novel", "Monsters of Templeton", "The River Wife: A Novel", "American Wife", "The Little Giant of Aberdeen County"]}
{"id": "3af3f5deb158a4043cf35405196b099b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "I2": ["The Tycoon's Proposal: Baby for the Billionaire (Volume 3)", "Red Hot Reunion", "The Billionaire's Marriage Proposal: Billionaire Bachelors (Volume 4)", "Somebody's Lover (Berkley Sensation)", "I Only Have Eyes for You", "Married By Mistake", "The Look of Love (The Sullivans)", "Baby I'll Find You: A sexy contemporary romance", "Candy Store", "Ecstasy"], "I3": ["Game for Seduction", "Game for Anything", "Tempt Me, Taste Me, Touch Me", "The Principal's Office (The DeKnight Trilogy)", "Drop Dead Gorgeous", "Take Me", "Game For Love: Bad Boys of Football 3", "For Love or Legacy: Can her love save him before he goes too far? (Legacy Collection)", "The Billionaire Falls: Billionaire Bachelors", "The Billionaire's Dance: Billionaire Bachelors"], "I4": ["Never Too Hot: A Rouge Suspense Novel", "Never Too Hot: A Rouge Suspense Novel", "Bluegrass State of Mind (Bluegrass Series)", "Risky Shot (Bluegrass Series)", "Fool's Gold", "Runaway Heiress: Billionaire Bachelors (Volume 6)", "Secret Santa: A Bluegrass Series Novella", "Caught (Gemini Men)", "Run from Fear (Dead Wrong)", "What Happens After Dark (The DeKnight Trilogy)"]}
{"id": "ecfa1725fc58fa66d415a8ce499613de", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 1.0, 3.0, 5.0, 5.0, 4.0, 4.0, 4.0], "U3": [5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 3.0, 5.0], "U4": [5.0, 4.0, 5.0, 4.0, 5.0, 3.0, 4.0, 4.0, 4.0, 4.0], "I2": ["Hot Head", "Sage Creek (A Lonesome Way Novel)", "The Ups and Downs of Being Dead", "Love, Eternally: Book One of the Roman Time Travel Series", "Stained: Stained Series (Volume 1)", "Afflicted (Volume 1)", "Dark Needs At Night's Edge (The Immortals After Dark, Book 4)", "No Rest for the Wicked (The Immortals After Dark, Book 2)", "Dark Desires After Dusk (The Immortals After Dark Series, Book 5)", "Midnight in St. Petersburg: A novel of The Invisible War (Volume 1)"], "I3": ["Captive in the Dark: The Dark Duet", "Marked (Eternal Guardians)", "Wicked Deeds on a Winter's Night (Immortals After Dark, Book 3)", "Bronze Horseman", "Tatiana and Alexander", "The Summer Garden", "Married By Mistake", "Downtime", "Gift", "Dex in Blue"], "I4": ["On the Island", "Wool - Omnibus Edition", "Fifteen Shades of Gay (For Pay) (Volume 1)", "Second Time Around", "Flat-Out Love", "Parallel Visions: A Teen Psychic Novel (Volume 1)", "Dash & Lily's Book of Dares", "Among the Living: A PsyCop Novella (Volume 1)", "Hounded (Iron Druid Chronicles)", "The Tragedy Paper"]}
{"id": "aa912fdd812297989113088b88159d44", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 3.0, 5.0, 3.0], "U4": [5.0, 4.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "I2": ["A Hidden Fire: Elemental Mysteries Book 1", "It's Just a Little Crush: A Lizzie Hart Mystery (The Lizzie Hart Mysteries) (Volume 1)", "The Devil Drinks Coffee", "The Depot: When Life and Death Cross Tracks", "Lady Justice and the Lottery (Volume 14)", "Wuthering Heights (Penguin Classics)", "The Ambitious Card (An Eli Marks Mystery) (Volume 1)", "Miracles & Mischief: Meringue for your Brain", "The Color of Greed: Raja Williams Series (Raja Williams Mystery Thriller Series)", "Thursday Morning Breakfast (and Murder) Club"], "I3": ["Lust, Money & Murder - Book 1: A Female Secret Service Agent Takes on an International Criminal - Kindle edition", "Lust, Money & Murder - Books 1, 2 & 3: A Female Secret Service Agent Takes on an International Criminal", "The Hitman's Lover (Jack Scully Thrillers) (Volume 1)", "Initiation, Human and Solar", "Consciousness of the Atom", "Contagious: Why Things Catch On", " The Poetical Works of Elizabeth Barrett Browning, Vol. I eBook", "The Original Folk and Fairy Tales of Grimm Brothers: The Complete First Edition", "My Short, Happy Life In "Jeopardy!"", "22/11/63"], "I4": ["Into the Light (Easyread Large Bold Edition): Real Life Stories About Angelic Visits, Visions of the Afterlife, and Other Pre-Death Experiences", "Catnapped: A Klepto Cat Mystery (Volume 1)", "Dancing In The Moonlight (The Cowboys of Cold Creek)", "11/22/63 (Thorndike Press Large Print Core)", "The Medium: An Emily Chambers Spirit Medium Novel (Volume 1)", "Passion, Power & Sin - Book 1: The Victim of a Global Internet Scam Plots Her Revenge - Kindle edition", " Passion, Power & Sin - Books 1-5 (Book 1 Free)", "Season of the Witch", "Murder in the South of France: A Maggie Newberry Mystery, Vol. 1 (Maggie Newberry Mysteries)", "World hunger: Twelve myths"]}
{"id": "9c1f3fcbe605d126dc511a93f9427fa3", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 4.0, 5.0, 1.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 1.0, 4.0, 5.0, 5.0, 5.0, 4.0], "U4": [4.0, 1.0, 5.0, 3.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Kokoro (Penguin Classics)", "The Year of Finding Memory: A Memoir", "Botchan", "Spoken from the Heart", "Seven Year Switch", "The Gate", "Secret Daughter: A Novel", "Blood Vines", "The Last Child", "The Last Child (Paperback)"], "I3": ["Fools Rush In (Weddings by Bella, Book 1)", "Down River", "The Long Song: A Novel", "Muffins and Mayhem: Recipes for a Happy (if Disorderly) Life", "Hurry Down Sunshine: A Father's Story of Love and Madness", "The Disappeared", "Many Lives, Many Masters: The True Story of a Prominent Psychiatrist, His Young Patient, and the Past Life Therapy That Changed Both Their Lives", "Inferno", "Beautiful Malice: A Novel", "Prayers for Sale"], "I4": ["Sonata for Miriam: A Novel", "The Wish Maker", "This Time Together: Laughter and Reflection", "Things I've Been Silent About", "Same Soul, Many Bodies: Discover the Healing Power of Future Lives through Progression Therapy", "My Name Is Number 4: A True Story from the Cultural Revolution", "The Secret Lives of Baba Segi's Wives: A Novel", "29: A Novel", "Havah", "Mothers and Other Liars"]}
{"id": "a7ec14c15e464e1af6d28e2fa92327f7", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 2.0, 3.0, 4.0, 4.0, 4.0, 5.0, 3.0, 4.0, 4.0], "U3": [3.0, 3.0, 4.0, 3.0, 4.0, 4.0, 2.0, 5.0, 4.0, 3.0], "U4": [5.0, 4.0, 3.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0], "I2": ["Last to Die: A gripping psychological thriller not for the faint hearted", "The Assassin Game", "You Before Anyone Else", "Here's to Us", "Missing, Presumed: A Novel (Manon Bradshaw)", "How to Party With an Infant", "It Ends with Us: A Novel", "First Comes Love: A Novel", "A Summer at Sea", "Good as Gone: A Novel of Suspense"], "I3": ["The Last One: A Novel", "Cut: [Flawless Series Book 2] (Volume 2)", "New World: Rising", "Competing With The Star (The Star Series) (Volume 2)", "The Dollhouse: A Novel", "Anything for You (The Blue Heron Series)", "Too Close", "The Drowning Girls: A Novel of Suspense", "The Forgotten Woman: A gripping, emotional rollercoaster read you'll devour in one sitting", "Truly Madly Guilty: From the bestselling author of Big Little Lies, now an award winning TV series"], "I4": ["All Fall Down: A gripping psychological thriller with a twist that will take your breath away - Kindle edition", "For Better Or Worse: The Wedding Belles Book 2", "Saving Sophie: A Compulsively Twisty Psychological Thriller That Will Keep You Gripped to the Very Last Page", "We Are Unprepared: A gripping domestic drama", "The Perfect Girl: A Novel", "The Memory Box: An unputdownable psychological thriller", "The Kept Woman: A Novel (Will Trent)", "At Risk", "Take a Chance on Me: A laugh-out-loud feel good romantic comedy", "14 Days to Die"]}
{"id": "fa7cbbb6b04a7228dffc4d46764932ea", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 3.0, 3.0, 4.0, 5.0, 3.0, 5.0], "U3": [4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 4.0], "U4": [4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0], "I2": ["Clash By Night", "Executive Command (The Executive Series)", " Black Pawn (Michael Cailen Book 1) eBook", "Executive Deception", "Hidden Order (Thorndike Core)", "Hidden Order", "The improbable Spy", "The Expendable Spy: A Tale of World War II", "When Rome Falls: A Novel of World War II", "Mistress"], "I3": ["The Consummate Traitor (Treason)", "Hold Back the Sun: U.S. Asiatic Fleet vs Japan", "Under the Hidden Sun", "The Cyclist", "The Fat Chef", "Farewell Bergerac (World War II Trilogy)", "Francesca Pascal: A World War II Drama (World War II Adventure)", "State of Emergency (A Jericho Quinn Thriller)", "Inherit The Dead (Thorndike Press Large Print Mystery)", "Tatiana (Arkady Renko)"], "I4": ["Tripwire (Jack Reacher, No. 3)", "Persuader (Jack Reacher, No. 7)", "King and Maxwell (King & Maxwell)", "The Hit (Turtleback School & Library Binding Edition)", "Deadline", "Robert B. Parker's Damned if You Do (A Jesse Stone Novel)", "All Our Yesterdays", "Robert B. Parker's Ironhorse: A Robert B. Parker Western", "Robert B. Parker's Lullaby (Spenser)", "Robert B. Parker's Fool Me Twice: A Jesse Stone Novel (Jesse Stone Novels)"]}
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{"id": "8b8227b0dcda02b4a5f1a314389265cc", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 3.0, 4.0, 4.0, 5.0, 4.0, 3.0, 5.0], "U3": [5.0, 3.0, 3.0, 3.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0], "U4": [5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0], "I2": ["Dangerous Refuge: A Novel", "Josiah for President: A Novel", "Daddys Gone A Hunting (Thorndike Press Large Print Basic Series)", "A Path Toward Love", "Mrs. Lincoln's Dressmaker: A Novel", "A Hopeful Heart (Hearts of the Lancaster Grand Hotel)", "A Higher Call: An Incredible True Story of Combat and Chivalry in the War-Torn Skies of World War II", "Daughter of Jerusalem", "Lifetime: A Novel (The Annika Bengtzon Series)", "A Dog's Journey: A Novel (A Dog's Purpose)"], "I3": ["Angels Watching over Me (Shenandoah Sisters #1)", "Letters to Katie (A Middlefield Family Novel)", "Threads of Home: A Quilting Story (Part 2) (Quilting Stories)", "Mail Order Regrets: Montana Mail Order Brides Book 1", "Prairie Song: A Novel, Hearts Seeking Home Book 1", "A Distant Melody (Wings of Glory)", "Rutherford Park: A Novel", "A Bride for Keeps: A Novel", "Carolina Reckoning", "The Path to Piney Meadows"], "I4": ["Longing for Home: A Proper Romance", "Widow of Gettysburg (Heroines Behind the Lines)", "Promise to Return: A Novel (Promise of Sunrise)", "Arms of Deliverance: A Story of Promise (The Liberator Series, Book 1)", "Laird of Ballanclaire", "A Bride for All Seasons: The Mail Order Bride Collection", "The Deposit Slip", "Snow on the Tulips", "Wishing on Willows: A Novel (Wildflowers from Winter Series)", "On Heaven and Earth: Pope Francis on Faith, Family, and the Church in the Twenty-First Century"]}
{"id": "d94786eafb9e80822f2603aebcc3b1eb", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 3.0, 4.0], "U3": [3.0, 4.0, 5.0, 4.0, 5.0, 4.0, 3.0, 3.0, 5.0, 3.0], "U4": [5.0, 4.0, 3.0, 4.0, 5.0, 4.0, 4.0, 4.0, 2.0, 3.0], "I2": ["Siddhartha", "Love's Labour's Lost: Performed by Derek Jacobi, Geraldine McEwan & Cast", "Othello: Complete & Unabridged", "Autobiography of Mark Twain, The", "Signal to Noise", "Teach Like a Champion: 49 Techniques that Put Students on the Path to College", "Educator's Guide to Preventing And Solving Discipline Problems", "The Life and Times of the Thunderbolt Kid: A Memoir (Random House Large Print)", "The Best American Short Stories 2011", "Sandman Preludes & Nocturnes"], "I3": ["Note Slipped Under the Door, A: Teaching from Poems We Love", "Heavier Than Heaven: A Biography of Kurt Cobain [UNABRIDGED]", "The Sandman Library, Volume 2: The Doll's House", "All I Need To Know About FILMMAKING I Learned From THE TOXIC AVENGER: The Shocking True Story of Troma Studios", "The Good Lord Bird: A Novel", "Wicked: The Life and Times of the Wicked Witch of the West", "Neil Gaiman's Neverwhere", "Their Eyes Were Watching God", "The Sandman, Vol. 3: Dream Country", "Indecent Proposal"], "I4": ["Just Kids", "The Sandman, Vol. 4: Season of Mists", "Joseph Anton", "The Fox on the Fairway", "Angela's Ashes : A Memoir of a Childhood", "The Ocean at the End of the Lane CD: A Novel", "The Liar", "Wild Ducks Flying Backward", "Many Many Many Gods of Hinduism: Turning believers into non-believers and non-believers into believers", "We Are What We Pretend To Be: The First and Last Works"]}
{"id": "595713fbfb37809bb3a76386a8cd88e8", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["TheStreet.com Guide to Smart Investing in the Internet Era: Everything You Need to Know to Outsmart Wall Street and Select Winning Stocks", "Mega-Producer Results in Commercial Real Estate", "Smart Couples Finish Rich, Revised and Updated: 9 Steps to Creating a Rich Future for You and Your Partner", "The Snowball: Warren Buffett and the Business of Life", "The Courage to Be Rich: The Financial and Emotional Pathways to Material and Spiritual Abundance", "Sudden Money: Managing a Financial Windfall", "The Millionaire Mind", "Enough: True Measures of Money, Business, and Life", "More Mortgage Meltdown: 6 Ways to Profit in These Bad Times", "The Neatest Little Guide to Stock Market Investing"], "I3": ["The Dhandho Investor: The Low-Risk Value Method to High Returns", "The Micro Cap Investor: Strategies for Making Big Returns in Small Companies (Wiley Trading)", "Hidden Financial Risk: Understanding Off Balance Sheet Accounting", "Financial Fine Print: Uncovering a Company's True Value", "The Warren Buffett CEO: Secrets from the Berkshire Hathaway Managers", "101 Reasons to Own the World's Greatest Investment: Warren Buffett's Berkshire Hathaway", "The Little Book of Value Investing", "Lessons From the Front Line: Market Tools and Investing Tactics From the Pros", "Wealth of Experience: Real Investors on What Works and What Doesn't", "The Inner Game of Investing: Access the Power of Your Investment Personality (Wiley Investment)"], "I4": ["Fund Spy: Morningstar's Inside Secrets to Selecting Mutual Funds that Outperform", "The Little Book of Common Sense Investing: The Only Way to Guarantee Your Fair Share of Stock Market Returns", "Warren Buffett Speaks: Wit and Wisdom from the World's Greatest Investor", "The Book of Investing Wisdom: Classic Writings by Great Stock-Pickers and Legends of Wall Street", "Inside Intuit: How the Makers of Quicken Beat Microsoft and Revolutionized an Entire Industry", "John Neff on Investing", "Sell and Sell Short", "The Rediscovered Benjamin Graham: Selected Writings of the Wall Street Legend", "The NASCAR Way: The Business That Drives the Sport", "The Little Book That Builds Wealth: The Knockout Formula for Finding Great Investments"]}
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{"id": "1a6092fe576767864bc34f33441c5821", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 4.0, 2.0, 4.0], "U3": [3.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 3.0, 5.0], "U4": [3.0, 3.0, 4.0, 4.0, 5.0, 3.0, 4.0, 4.0, 3.0, 5.0], "I2": ["Letters To A Young Evangelical (Art of Mentoring)", "Throw Them All Out: How Politicians and Their Friends Get Rich Off Insider Stock Tips, Land Deals, and Cronyism That Would Send the Rest of Us to Prison", "Take the Risk: Learning to Identify, Choose, and Live with Acceptable Risk", "Roger Ailes: Off Camera", "The Big Picture: Getting Perspective on What's Really Important in Life", "Until I Say Good-Bye: My Year of Living with Joy", "Suspect", "The Night Ranger (A John Wells Novel)", "Six Years", "A Matter of Trust (A Mia Quinn Mystery)"], "I3": ["The Hit (Turtleback School & Library Binding Edition)", "Cast in Stone (Leo Waterman Mysteries)", "Aloha, Mozart", "Term Limits", "12th of Never (Women's Murder Club)", "The Way of the Knife: The CIA, a Secret Army, and a War at the Ends of the Earth", "The Book of Woe: The DSM and the Unmaking of Psychiatry", "A Delicate Truth: A Novel", "Tom Clancy's Ghost Recon: Choke Point", "The Dog Vinci Code: Unlock the Secrets to Training Your Dog"], "I4": ["Who in Hell Is Wanda Fuca?", "The Risk Agent", "Hidden Order (Thorndike Core)", "Hidden Order", "Therapy Dogs Training Your Dog to Reach Others", "The Cuckoo's Calling (Cormoran Strike)", "THE HIGHWAY: A Novel", "Transfer of Power", "Life Code: The New Rules for Winning in the Real World", "My Dog Pulls. What Do I Do?"]}
{"id": "bc3d0261765cc131608a852b3359d121", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U3": [5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0], "I2": ["Come Away With Me (The Andrades) (Volume 1)", "Home to Me (The Andrades Book Two) (Volume 2)", "Fatal Scandal (The Fatal Series)", "One Night Stand", "The Selection. by Kiera Cass", "The Elite (selection 2)", "The One (The Selection)", "Dreaming of Love (The Bradens at Trusty, Book 5) (Love in Bloom: The Bradens)", "Fighter", "Tattoo Thief"], "I3": ["Tyler & Stella (Tattoo Thief) (Volume 2)", "Revenge Bound: (A Tattoo Thief novel) (Volume 3)", "Solving for Nic (Southern Style) (Volume 2)", "Love So True (The Lawson Brothers) (Volume 2)", "Maximum Risk (The Andrades Book Three) (Volume 3)", "Billionaire Untamed (The Billionaire's Obsession) (Volume 7)", "Finding Evan (Because of Lucy Series Book 2)", "Trying Not To Love You (Love Series) (Volume 1)", "Stoking the Embers: Romantic Suspense (Volume 1)", "Easy To Love You (The Love Series)"], "I4": ["Hard To Love You (The Love Series) (Volume 3)", "Let Me Love You (The Love Series) (Volume 4)", "Summer Star (Blue Phoenix)", "Ember (Eagle Elite) (Volume 5)", "Beneath This Ink (Volume 2)", "Good Girl Gone (Reed Brothers) (Volume 7)", "Seaside Secrets (Love in Bloom: Seaside Summers) (Volume 23)", "Thirty Days to Win His Wife (Brides and Belles)", "Perfect Pitch (Diamond Brides) (Volume 1)", "Beneath This Mask (Volume 1)"]}
{"id": "1dbbc7d0f2af39d4cf64619026d4ae63", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 4.0, 3.0, 2.0, 2.0, 3.0, 4.0, 4.0], "U3": [3.0, 4.0, 2.0, 5.0, 5.0, 4.0, 4.0, 2.0, 2.0, 4.0], "U4": [2.0, 4.0, 4.0, 4.0, 3.0, 2.0, 4.0, 4.0, 3.0, 3.0], "I2": ["James Herriot - The Life of a Contry Vet", "A Death on the Wolf", "The Devil's Star: A Harry Hole Novel (Harry Hole Series)", "Long Walk to Freedom: With Connections (HRW Library)", "Hamfist Over The Trail: The Air Combat Adventures of Hamilton 'Hamfist' Hancock (Volume 1)", "SAGEBRUSH", "The Cloud Seeders", "Rolling Thunder", "Unspoken Abandonment: Sometimes the hardest part of going to war is coming home", "Through Black Spruce: A Novel"], "I3": ["Hamfist Down!: Evasion, Survival and Combat in the Jungle (Volume 2)", "The Making of a Messiah", "The Shack", "This Side of Brightness: A Novel", "Dirty Work", "Beneath the Wall", "The Sea and the Silence", "Sackett, The Louis L'Amour Collection", "Out of Control (The Kincaid Brides Book 1)", "Joe"], "I4": ["Big Stone Gap Big Cherry Holler", "Monkey Beach", "Medicine River", "Last Resort : A Memoir", "Elsie -  Adventures of an Arizona Schoolteacher 1913-1916", "Riders of the Purple Sage (Dover Thrift Editions)", "Dog River Blues: A Wes Darling Mystery", "Collected Poems", "Code of the West", "Lizard Skin"]}
{"id": "4fb4a75d3ecc492ad80365c4edcdf8b9", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Love In Between (Love Series)", "The Morning After", "Tangled Mess", "Tempted", "Easy", "Wait for You (Wait for You Saga)", "On Dublin Street (On Dublin Street Series)", "On Dublin Street (On Dublin Street Series)", "Lost to You (The Regret Series)", "Take This Regret (The Regret Series) (Volume 1)"], "I3": ["The Arrangement 9: The Ferro Family (Volume 9)", "If Forever Comes (The Regret Series) (Volume 2)", "The Arrangement 10: The Ferro Family (The Arrangement (Ferro Family)) (Volume 10)", "STRIPPED", "Promise Me Light (Volume 2)", "The Billionaire's Dance: Billionaire Bachelors", "The Billionaire Wins the Game: Billionaire Bachelors", "The Billionaire Falls: Billionaire Bachelors", "The Billionaire's Marriage Proposal: Billionaire Bachelors (Volume 4)", "Blackmailing the Billionaire: Billionaire Bachelors (Volume 5)"], "I4": ["Runaway Heiress: Billionaire Bachelors (Volume 6)", "The Billionaire's Final Stand (Billionaire Bachelors)", "Unexpected Treasure - The Lost Andersons - Billionaire Bachelors Continued (Volume 10)", "When We Collide", "Pulled", "Love Unscripted", "Love Unrehearsed", "This Girl: A Novel (Slammed)", "Mirage (The Destined Series)", "Eyes Wide Open: The Blackstone Affair, Book 3"]}
{"id": "6e799f0a06c28208029fef3f0af512ba", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0], "I2": ["Monster Stepbrother: His dark obsession runs deep", "Wrapped Around Him: Moroad Motorcycle Club", "Dirty Bad Wrong", "Inhibitions", "Seize (Delirious Book 2) (Volume 2)", "Shards of Glass (The Glass Trilogy) (Volume 1)", "Malevolent (The Darkness Series) (Volume 1)", "Entangle", "Forbidden", "Inferno (A Phoenix Rising Rock Band Novel) (Volume 1)"], "I3": ["Broken Glass (The Glass Trilogy) (Volume 2)", "Hard", "Serial Volume One - Kindle edition", "Damaged In-Law", "Third Debt (Indebted) (Volume 4)", "Conquering Fate (The Fate Series) (Volume 2)", "For Adriano (Chicago Syndicate) (Volume 3)", "Fear You (Broken Love) (Volume 2)", "Withering Hope", "Midnight: A McKenna Chronicle"], "I4": ["Imperfect Truth", "Playing Dirty: Monkey Business Trio", "Never Standing Still (The Never Duet) (Volume 1)", "Love Always, Damian (Love Always Series) (Volume 2)", "His Plaything", "Revue", "Ruined: Dark Romance (A Decadence After Dark Epilogue) (Book 3) - Kindle edition", "Dirty Bad Savage (Volume 2)", "Asking for It", "Stalker"]}
{"id": "75b81772dd876082f17bc022655d733d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 3.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0, 2.0], "U3": [5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0], "U4": [4.0, 5.0, 3.0, 5.0, 4.0, 4.0, 3.0, 3.0, 2.0, 3.0], "I2": ["Star Trek: Deep Space Nine: The Missing", "The Light Fantastic (Star Trek: The Next Generation)", "The Lost Era: One Constant Star (Star Trek)", "Miss Julia Delivers the Goods", "Prohibition: Thirteen Years That Changed America", "Rise of the Federation: Tower of Babel (Star Trek: Enterprise)", "Last Licks (Sunny & Shadow Mystery)", "The Revenge of Seven (Lorien Legacies)", "Hidden History (Tales From Grace Chapel Inn, Book 3)", "A Treasury of Ohio Tales"], "I3": ["Guardian (Proxy)", "Fat Cat At Large (A Fat Cat Mystery)", "Star Trek: The Stardate Collection Volume 1", "Pennsylvania Historic Places", "Morgan's Great Raid: The Remarkable Expedition from Kentucky to Ohio (Civil War Series)", "Murder, She Wrote: Prescription For Murder", "Murder, She Wrote: Close-Up On Murder", "How to Paint a Cat (Cats and Curios Mystery)", "Charms and Chocolate Chips: A Magical Bakery Mystery", "Coolidge"], "I4": ["Literally Murder (A Black Cat Bookshop Mystery)", "Tailing a Tabby (A Bookmobile Cat Mystery)", "Forgotten Firsts: A Compendium of Lost Pioneers, Trend-Setters and Innovators", "Fatal Journey: The Final Expedition of Henry Hudson", "The Cat, the Vagabond and the Victim (Cats in Trouble Mystery)", "The Whole Cat and Caboodle (Second Chance Cat Mystery)", "Earth Awakens: Book 3 of the First Formic War", "The Litter of the Law: A Mrs. Murphy Mystery", "The Roving Party", "Spider in a Tree"]}
{"id": "acd9fddd53a63f7668cf6d0dcd4be964", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 3.0], "U4": [4.0, 3.0, 4.0, 3.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0], "I2": ["The Hating Game: A Novel", "Deep Under: A Walker Security Novel", "Too Wild to Tame (Romancing the Clarksons)", "Just One Week", "Wicked Bond (Wicked Horse) (Volume 5)", "Sparking the Fire (Hot in Chicago)", "A Highlander's Christmas Kiss (Highland Heirs)", "Down Shift", "Hero in the Highlands: A No Ordinary Hero Novel", "Not A Hero: A Bad Boy Marine Romance"], "I3": ["Always Be True: Tino: A Sergeant Joe's Boys Novel - Kindle edition", "The Bachelor Auction (The Bachelors of Arizona)", "Only for Your Touch", "Mistletoe Games (A Play-by-Play Anthology)", "To Love and to Cherish (Wedding Belles)", "A Study In Scarlet Women (The Lady Sherlock Series)", "The Rogue's Wager (Sinful Brides)", "The Billionaire Next Door (Billionaire Bad Boys)", "Baron (The Knickerbocker Club)", "Hunting with the SEAL (Savings the SEALs) (Volume 4)"], "I4": ["Savaged Surrender", "Taking Charge (Lone Star Burn)", "How to Impress a Marquess (Wicked Little Secrets)", "The Legendary Lord (Playful Brides)", "Going Deep: An Alpha Ops Novel", "Picture Perfect Wedding: a charming southern romance of second chances (Magnolia Brides)", "In Bed With the Billionaire (Nine Circles)", "Suddenly Dating (A Lake Haven Novel)", "Filthy Rich (Blackstone Dynasty)", "Unraveling the Pieces"]}
{"id": "6a1ba35da4e0b0d2f4e877c77b205f27", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 3.0, 3.0, 5.0], "I2": ["Billionaires and Baby Rattles", "Midnight Ink", "After the Storm (A KGI Novel)", "A Forever Kind of Love (Bayou Dreams)", " La Famiglia", "Until Forever Comes (Mates)", "In My Skin: My Life On and Off the Basketball Court", "Unforgettable (Johnson Family) (Volume 1)", "Picture Perfect?", "Lion's Honor (Ridgeville) (Volume 9)"], "I3": ["Legal Seduction (Kimani Hotties)", "Highland Wolf Pact: A Scottish Werewolf Shifter Romance", "Perfect (Johnson Family) (Volume 2)", "Loup Garou", "With This Ring (Denim and Spurs) (Volume 1)", "I Love How You Love Me: The Sullivans", "Prince of Pleasure: A Bird Shifter BBW Story (King of Prey Series) (Volume 5)", "Hunted Holiday: A Vampire Romance", "The Guardians: The Guardians Book One", "King of Prey: A Bird Shifter Novel"], "I4": ["Eve of Passion (Wintersage Weddings)", "A Mistletoe Affair (Wintersage Weddings)", "Falling into Forever (Wintersage Weddings)", "Act of Mercy (PSI-Ops / Immortal Ops)", "Hungry Like the Wolf (SWAT)", "The Wrong Man (Love Unexpected) (Volume 2)", "The Blind Date (Love Unexpected)", "An Unexpected Attraction (Love Unexpected) (Volume 3)", "The Valkyrie", "Love Means... Endurance"]}
{"id": "337660e82aaf205aa7298e6bf18595fa", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U4": [4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "I2": ["Touching Melody (Forever First)", "All For Anna (Letting Go)", "Honeymoon for One", "Invisible", "McKenzie (Montana Skies)", "Rainwater Kisses: A Billionaire Love Story", "Sparkly Green Earrings: Catching the Light at Every Turn", "Time Off for Good Behavior", "The Virgin's Auction", "Under Currents (Volume 1)"], "I3": ["The Year I Almost Drowned", "Zen and Sex", "The Auction Series", "Thursday Nights (A Charistown Series) (Volume 1)", "Gone to Green: Gone to Green Series - Book 1", "Wounded", "Goodness Gracious Green: Gone to Green Series - Book 2", "The Glory of Green (Gone to Green Series)", "Downtown Green: Gone to Green Series - Book 5", "Rally 'Round Green (Gone to Green Series)"], "I4": ["Promises, Promises", "Where I End and You Begin", "Faithful (Wanted)", "Bully (Fall Away)", "Bent", "Crazy in Love", "The Ballad (Bridge)", "Cowboy Heat: Hell Yeah! Series", "April Showers", "Again"]}
{"id": "c419778180f1719b7c552c4d2ff77218", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Secrets and Satin: A MacKenzie Novel (MacKenzie Security) (Volume 8)", "Hot Summer Nights", "Sins and Scarlet Lace: A MacKenzie Novel (The MacKenzie Family) (MacKenzie Security)", "Cross My Heart", "The Wanderer (Thunder Point)", "Perfect Fling (Serendipity's Finest)", "Three Little Words (Fool's Gold, Book 13)", "Someone to Believe In (Berkley Sensation)", "Promise Cove: A Pelican Pointe Novel", "Justified Deception: She was living a lie for the sake of her daughter, and she'd never felt more deceitful in her life..."], "I3": ["The Hero (Thunder Point)", "Getting Rowdy (Love Undercover)", "No Exchanges, No Returns: Book Four of The Return To Redemption Series (Volume 4)", "The Parent Pact: Book Three of The Return to Redemption Series (Volume 3)", "Falling for Nick", "The Great Bedroom War: Book Two of the Return to Redemption Series", "Reclaim My Heart", "To Be With You (The Sunset Series)", "Somebody's Lover (Berkley Sensation)", "A Madaris Bride for Christmas (Madaris Family Saga)"], "I4": ["Dare to Love", "Tall, Tatted and Tempting: The Reed Brothers (Volume 1)", "Smart, Sexy and Secretive (The Reed Brothers)", "Calmly, Carefully, Completely (Reed Brothers) (Volume 3)", "THE INVITATION (The Marriage Diaries, Volume 5)", "Dark Spirit (Spirit Wild) (Volume 2)", "Dark Moon (Spirit Wild)", "Sizzle (A MacKenzie Security Novel) (Volume 11)", "Perfect Together (Serendipity's Finest)", "Captured in Surrender: A MacKenzie Family Novella (1001 Dark Nights)"]}
{"id": "1720282729328ce66baaea521f52b241", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 4.0, 3.0, 4.0, 4.0, 3.0, 5.0, 3.0], "U3": [3.0, 4.0, 5.0, 3.0, 4.0, 4.0, 5.0, 4.0, 3.0, 5.0], "U4": [3.0, 2.0, 5.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0], "I2": ["Pearl Harbor Christmas: A World at War, December 1941", "The Man Who Broke Into Auschwitz: A True Story of World War II", "Atlantic: A Vast Ocean of a Million Stories", "Crossing the Borders of Time: A True Story of War, Exile, and Love Reclaimed", "A Child Called It: One Child's Courage To Survive (Turtleback School & Library Binding Edition)", "Auschwitz: A Doctor's Eyewitness Account", "Seeing Further: The Story of Science and the Royal Society", "The Angel of Darkness", "Visiting Tom: A Man, a Highway, and the Road to Roughneck Grace", "The Cutting Season: A Novel"], "I3": ["Constance: The Tragic and Scandalous Life of Mrs. Oscar Wilde", "Walking Into the Ocean (A Peter Cammon Mystery)", "The Bluest Eye (Vintage International)", "Butterfly in the Typewriter: The Tragic Life of John Kennedy Toole and the Remarkable Story of A Confederacy of Dunces", "Books and Islands in Ojibwe Country (National Geographic Directions)", "The Merry Misogynist (A Dr. Siri Paiboun Mystery)", "My Antonia (The Great Plains Trilogy)", "Philida (Vintage International)", "The Horror of Love: Nancy Mitford and Gaston Palewski in Paris and London", "Lincoln's Dreams"], "I4": ["Bones: An Alex Delaware Novel", "The Sunday Hangman (Kramer and Zondi)", "The Air Between Us: A Novel", "The Drunken Botanist", "Three Weeks With My Brother", "The Cat's Table", "Lark and Termite", "Mercy", "The Andalucian Friend: A Novel", "The Price of Civilization: Reawakening American Virtue and Prosperity"]}
{"id": "75b2fb62da05baa786890b4f56d5fd44", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 3.0, 5.0, 3.0, 3.0, 3.0, 5.0, 2.0, 1.0], "U3": [2.0, 4.0, 5.0, 5.0, 3.0, 3.0, 2.0, 3.0, 5.0, 2.0], "U4": [3.0, 5.0, 5.0, 3.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Bankroll Squad *Official*", "Mudbound (Thorndike Press Large Print Core Series)", "Stealing Faces", "Cane River", "Tanglewood Plantation", "Perfect Peace: A Novel", "Salvage the Bones, Unabridged", "Another Tear", "Through the Eyes of My Mulatto Daughter", "Fledgling"], "I3": ["Easily Amused", "The Bum Magnet", "The Darkest Child", "Bloodline", "Got a Right to Be Wrong", "Yellow Crocus: A Novel", "The Loom", "A Trick of Light", "Peekaboo Morning", "An Accidental Affair"], "I4": ["South by Southeast: A Tennyson Hardwick Novel (Tennyson Hardwick Novels (Paperback))", "Girl of Mine", "Gone Girl", "The Healing", "Antebellum: A Novel (Zane Presents)", "It Takes A Village To Kill Your Husband", "Tiny Sunbirds, Far Away", "Angelfall (Penryn & the End of Days)", "Somebody Tell Aunt Tillie She's Dead (Toad Witch Mysteries) (Volume 1)", "The First Male: A Novel (Zane Presents)"]}
{"id": "86628da66f89bb89a198f2ff8fabfdff", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 3.0, 3.0, 4.0, 3.0, 4.0, 5.0, 3.0, 4.0], "U3": [5.0, 4.0, 3.0, 3.0, 3.0, 4.0, 4.0, 3.0, 3.0, 2.0], "U4": [4.0, 4.0, 3.0, 3.0, 3.0, 3.0, 4.0, 4.0, 3.0, 2.0], "I2": ["Shades of Twilight", "Breaking Point (An I-Team Novel)", "Grayson's Surrender (Wingman Warriors) (Silhouette Intimate Moments)", "The Highlander's Bride (Zebra Debut)", "Honor's Splendour", "Babymouse #5: Heartbreaker", "Ryan's Return", "Out Of Her League", "Cover of Darkness", "No Turning Back"], "I3": ["Absolution (Suspense Series) (Volume 5)", "Relentless (Suspense Series) (Volume 4)", "You Belong to Me (The Baltimore Series)", "Protecting Plain Jane", "Fire and Ice: A Novel", "Prisoner of Desire", "Daniel's Gift", "The Unsung Hero (Troubleshooters, Book 1)", "The Defiant Hero (Troubleshooters, Book 2)", "Out of Control"], "I4": ["Over the Edge (Troubleshooters, Book 3)", "Into the Night (Troubleshooters, Book 5)", "Gone Too Far (Troubleshooters, Book 6)", "Flashpoint (Troubleshooters, Book 7)", "Breaking Point (Troubleshooters, Book 9)", "Into the Storm (Troubleshooters, Book 10)", "The Raven's Revenge", "Abducted", "Missing", "Double Identity (Steeple Hill Love Inspired Suspense)"]}
{"id": "c2d27afbc5c01722c3a0da8183c51dad", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 2.0, 3.0, 5.0, 3.0, 5.0, 4.0, 5.0], "U3": [5.0, 4.0, 4.0, 2.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U4": [5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Ninja Librarian", "A Hard Day's Knight (Nightside)", "The Bride Wore Black Leather (A Nightside Book)", "Batman: The Black Mirror", "Batman: Arkham Asylum", "Arkham Asylum: Living Hell", "Batman Versus Bane", "Town of Evening Calm, Country of Cherry Blossoms", "JLA (Book 1): New World Order", "Kat and Mouse, Guns For Hire"], "I3": ["The Beauty of Someday: Poems from a Dysfunctional Heart", "Batman Incorporated Volume 1.", " Storm Front (Tales from StormWrestling.com Book 2) eBook", " Familiar Faces", "Astro City: Life in the Big City (New Edition)", "Astro City: Life in the Big City (New Edition)", "The Order of the Stick, Volume -1: Start of Darkness", "The Order of the Stick, Vol. 0: On the Origin of PCs", "Kurt Busiek's Astro City: Family Album", "Valkyria Chronicles: Design Archive"], "I4": ["The Order of the Stick, Vol. 2: No Cure for the Paladin Blues", "Soothsayer", "xkcd: volume 0", "Astonishing X-Men, Vol. 1: Gifted", "Line", "Prophet", "Oracle", "Astonishing X-Men, Vol. 2: Dangerous", "Batman Vol. 1: The Court of Owls (The New 52) (Batman (DC Comics Paperback))", "Bunny Drop, Vol. 1"]}
{"id": "65f0cb78fe20cd8675a2a27744f17823", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 3.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Awakening (Darkest Powers)", "A Kiss in Time", "Meridian", "Soulless (The Parasol Protectorate)", "Bad Girls Don't Die", "Shrinking Violet", "Eyes Like Stars: Theatre Illuminata, Act I", "Shiver", "Hush, Hush", "Lady Macbeth's Daughter"], "I3": ["Girl in the Arena", "Seeing Redd: The Looking Glass Wars, Book Two", "Little Black Lies", "As You Wish", "Prophecy of the Sisters (Prophecy of the Sisters Trilogy)", "Rampant (Killer Unicorns, Book 1)", "Silver Phoenix", "Molly Fyde and the Parsona Rescue", "Possessions", "Before Midnight: A Retelling of 'Cinderella' (Once upon a Time)"], "I4": ["Devil's Kiss (A Devil's Kiss Novel)", "Zombies for Zombies: Advice and Etiquette for the Living Dead", "Give Up the Ghost", "The Disreputable History of Frankie Landau-Banks", "Living Dead Girl", "Beautiful Creatures. by Kami Garcia & Margaret Stohl", "Kitty Kitty (Bad Kitty)", "Nothing but Ghosts", "Fat Cat", "Darklight (Wondrous Strange, Book 2) (Wondrous Strange Trilogy)"]}
{"id": "1dfa4cf7e75392aafc57b964a2d1a7c8", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 3.0, 4.0, 3.0, 3.0, 3.0, 4.0, 4.0, 4.0, 4.0], "U3": [4.0, 3.0, 4.0, 4.0, 3.0, 3.0, 4.0, 4.0, 3.0, 3.0], "U4": [2.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0], "I2": ["The Kept Woman: A Novel (Will Trent)", "While You Were Sleeping: A gripping psychological thriller you just can't put down", "Home (Myron Bolitar, No. 11)", "Only Daughter", "Evelyn, After: A Novel", "Safe With Me: A psychological thriller so tense it will take your breath away", "Daisy in Chains: A Novel", "The Twilight Wife: A Psychological Thriller by the Author of The Good Neighbor", "The Whole Town's Talking: A Novel (Random House Large Print)", "The Language of Sisters"], "I3": ["The Killer in Me", "The Most Dangerous Place on Earth", "To Capture What We Cannot Keep: A Novel", "All the Missing Girls: A Novel", "Baby Doll", "S Is for Stranger", "No Witness but the Moon (A Jimmy Vega Mystery)", "A Baxter Family Christmas", "Two Days Gone (Ryan DeMarco Mystery)", "Ink and Bone"], "I4": ["The Hundred Lies of Lizzie Lovett", "Since You've Been Gone", "Girl Number One: A gripping page-turner with a twist", "Her Last Tomorrow", "The River at Night: A Novel", "The Widower's Wife: A Thriller", "The Dry: A Novel", "The Homeplace: A Mystery", "The Daily Walk Bible NLT", "The Patriots: A Novel"]}
{"id": "249a6a139d940a7ea24dd2de90095364", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 2.0, 4.0, 5.0], "U3": [4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 3.0, 5.0, 3.0], "I2": ["Unlawful Contact (I-Team Series, Book 3)", "Naked Edge (I-Team, Book 4)", "Skin Deep (I-Team After Hours)", "Breaking Point (An I-Team Novel)", "Three Days in Seattle", "At Last (A Lucky Harbor Novel)", "Collision Course", "Gone Girl", "Double Play (Berkley Sensation)", "Slow Heat (Berkley Sensation)"], "I3": ["Sudden Response: An EMS series novel", "Rush (Breathless)", "A Reclusive Heart: A Hollywood Hearts Novel", "Avoiding Commitment (Avoiding Series)", "Easy", "Gabriel's Inferno", "Gabriel's Rapture (Gabriel's Inferno)", "Living Canvas", "Knight (Unfinished Heroes) (Volume 1)", "Lacybourne Manor (Ghosts and Reincarnation) (Volume 2)"], "I4": ["Kicking Eternity", "Penmort Castle (Ghosts and Reincarnation) (Volume 3)", "Forever and a Day (Lucky Harbor)", "The Perfect Play (A Play-by-Play Novel)", "Viewer Discretion Advised", "Taking a Shot (A Play-by-Play Novel)", "The Bridge of Deaths", "The Opportunist", "Point of Retreat", "The Siren"]}
{"id": "d3af46940f89e1109c1771317b15e15e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 2.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U3": [5.0, 5.0, 5.0, 2.0, 5.0, 1.0, 5.0, 3.0, 5.0, 5.0], "U4": [5.0, 4.0, 3.0, 2.0, 4.0, 5.0, 5.0, 4.0, 1.0, 2.0], "I2": ["The Lost Spy: An American in Stalin's Secret Service", "Scheisshaus Luck: Surviving the Unspeakable in Auschwitz and Dora", "A Wavering Grace", "Maigret and the Tavern by the Seine", "The Girls of Room 28: Friendship, Hope, and Survival in Theresienstadt", "OM: an Indian Pilgrimage", "Red Orchestra: The Story of the Berlin Underground and the Circle of Friends Who Resisted Hitler", "Uncommon Fruits and Vegetables: A Commonsense Guide", "The Fear: The Last Days of Robert Mugabe", "Street Food of India: The 50 Greatest Indian Snacks - Complete with Recipes"], "I3": ["The Taliban Shuffle: Strange Days in Afghanistan and Pakistan", "Sideways on a Scooter: Life and Love in India", "Please Look After Mom", "In the Sea There are Crocodiles: The True Story of Enaiatollah Akbari", "The Good Muslim: A Novel", "The Emperor of Lies: A Novel", "Everything Is Broken: A Tale of Catastrophe in Burma", "Bitter Freedom: Memoirs of a Holocaust Survivor", "The Mirador: Dreamed Memories of Irene Nemirovsky by her Daughter", "The Wandering Falcon (Thorndike Press Large Print Reviewers' Choice)"], "I4": ["The Keeper of Lost Causes", "A Train in Winter: An Extraordinary Story of Women, Friendship, and Resistance in Occupied France (The Resistance Quartet)", "Operation Napoleon", "My Russian Grandmother and Her American Vacuum Cleaner: A Family Memoir", "Last Man in Tower", "Guinness World Records 2012", "The Leopard", "Breaking News: A Stunning and Memorable Account of Reporting from Some of the Most Dangerous Places in the World", "Night Rounds (An Irene Huss Investigation)", "Ghosts by Daylight: Love, War, and Redemption"]}
{"id": "62364768a85f640c4ec68242984b8f26", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 3.0], "U3": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 3.0, 5.0, 3.0], "U4": [5.0, 4.0, 5.0, 4.0, 3.0, 2.0, 4.0, 5.0, 5.0, 5.0], "I2": ["Johnny Cash: The Biography", "Darius & Twig", "'When Did You See Her Last?' (All the Wrong Questions)", "Game Change: Obama and the Clintons, McCain and Palin, and the Race of a Lifetime", "Ask Not (Nathan Heller)", "The Smartest Kids in the World: And How They Got That Way", "Camelot's Court: Inside the Kennedy White House", "Double Down: Game Change 2012", "Zero Cool (Hard Case Crime (Mass Market Paperback))", "This Town: Two Parties and a Funeral--Plus Plenty of Valet Parking!--in America's Gilded Capital"], "I3": ["Antiques Maul (Trash 'n' Treasures Mysteries, No. 2)", "Grave Descend (Hard Case Crime (Mass Market Paperback))", "The Wrong Quarry", "The Elimination: A survivor of the Khmer Rouge confronts his past and the commandant of the killing fields", "Easy Go", "Chronicles, Vol. 1", "Burning Blue", "The Impossible Knife of Memory", "Marvel Masterworks: Golden Age All-Winners Comics Vol. 1", "Drug of Choice"], "I4": ["Firebreak: A Parker Novel (Parker Novels)", "Invasion", "Way You Die Tonight, The (A Rat Pack Mystery)", "Two or Three Things I Forgot to Tell You", "The Mammoth Book of Bob Dylan", "Robert B. Parker's Bull River (A Cole and Hitch Novel)", "Cockroaches: The Second Inspector Harry Hole Novel (Harry Hole Series)", "Woman Rebel: The Margaret Sanger Story", "Antiques Flee Market (Trash 'n' Treasures Mysteries)", "The Brothers: John Foster Dulles, Allen Dulles, and Their Secret World War"]}
{"id": "101889bbe75933c6305fa53ec7de5724", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 5.0, 2.0, 5.0, 3.0, 3.0, 5.0, 5.0], "U3": [4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Playing With Poison (Cue Ball Mysteries)", "Double Shot (Cue Ball Mystery)", "Last One Home: A Novel", "Betrayed: A Tracy Turner Murder Mystery Novel (Tracy Turner Mysteries) (Volume 2)", "Geezer Paradise: A Barney, Willey, And Oscar Mystery (A Barney, Willie, and Oscar Mystery Book 1) - Kindle edition", "Played to Death: Scott Drayco Series #1 (Volume 1)", "Bingo—You're Dead (Murder Is My Game) (Volume 1)", "Invitation to Die (Emily Castles Mysteries)", "Die Again: A Rizzoli & Isles Novel", "Violent Departures (Rocky Bluff P.D.) (Volume 11)"], "I3": ["How to Start a Blog that People Will Read: How to create a website, write about a topic you love, develop a loyal readership, and make six figures doing it. (THE MAKE MONEY FROM HOME LIONS CLUB)", "Lane Changes (Cassie Cruise Mysteries)", "Smoky Mountain Mystery (The Garden Girls) (Volume 3)", "Grandkids Gone Wild (The Garden Girls) (Volume 2)", "Death By Dumplings (The Garden Girls) (Volume 4)", "Eye Spy (The Garden Girls) (Volume 5)", "Magnolia Mansion Mysteries (The Garden Girls) (Volume 6)", "Waves of Deception (Samantha Rite Series) (Volume 1)", "Starboard Secrets (Cruise Ship Christian Cozy Mysteries Series) (Volume 1)", "Requiem for Innocence: Scott Drayco Mystery Series #2 (Scott Drayco Series) (Volume 2)"], "I4": ["That Old Black Magic (The Lizzie Hart Mysteries) (Volume 2)", "Romeow and Juliet (Whales and Tails Cozy Mystery) (Volume 1)", "Grimm's Furry Tail (Whales and Tails Cozy Mystery) (Volume 3)", "The Mad Catter (A Whales and Tails Cozy Mystery) (Volume 2)", "Portside Peril (Cruise Ship Christian Cozy Mysteries Series) (Volume 2)", "Deadly Neighbors: River Valley Mystery, Book One (A River Valley Christian Cozy Mystery)", "Hopscotch Homicide (Zoe Donovan Mystery) (Volume 16)", "Made with Love (The Pinecraft Pie Shop Series)", "Missing Milt (The Garden Girls) (Volume 7)", "Justice for Katie (A Jake and Emma Mystery) (Volume 3)"]}
{"id": "144decd542db08efcb2a5f8fbbcdcf3a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0], "U4": [5.0, 4.0, 4.0, 3.0, 4.0, 5.0, 4.0, 4.0, 3.0, 4.0], "I2": ["Where You Are (Between the Lines #2)", "Good For You (Between the Lines #3)", "Falling Into Us", "Pulse: Book Two in the Collide Series", "Left Drowning", "Effortless", "Reckless (Thoughtless)", "Lost", "Fear of Falling", "The Forever of Ella and Micha"], "I3": ["This Girl: A Novel (Slammed)", "Claim Me (The Stark Series #2)", "The Vincent Brothers", "Sometimes It Lasts (Sea Breeze)", "Haven from the Storm", "Fueled (The Driven Trilogy)", "Ruin", "The Redemption of Callie and Kayden", "Pull: A Seaside Novel", "Shatter: A Seaside Novel (Seaside Novels)"], "I4": ["Tear: A Seaside Novel (Volume 1)", "The Bet", "Taking Chances", "Stealing Harper: A Taking Chances Story (A Taking Chances Novella)", "Chance Encounters", "Before the Storm (Storm of Life)", "Simple Perfection: A Rosemary Beach Novel (The Rosemary Beach Series)", "Elite (Eagle Elite)", "Collision Course", "Fading"]}
{"id": "8e6b6b01a9a3f009a43f98e4b1409c46", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0], "U3": [4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 3.0, 4.0, 4.0, 5.0], "U4": [4.0, 5.0, 4.0, 5.0, 5.0, 2.0, 4.0, 4.0, 5.0, 4.0], "I2": ["Ghostwritten", "An Empire of Women", "Don't Tell Anyone: Fiction", "The Bridegroom: Stories", "The First Time I Got Paid For It: Writers' Tales From The Hollywood Trenches", "Frisco Pigeon Mambo", "Disobedience: A Novel", "Frommer's Japan (Complete Guides)", "The Art of Doubles: Winning Tennis Strategies", "Wish You Well: with Connections, Study Guide"], "I3": ["A Useful Woman : The Early Life of Jane Addams", "In the Country of the Young", "The Barmaid's Brain: And Other Strange Tales from Science", "Human Natures: Genes, Cultures, and the Human Prospect", "The Aerialist: A Novel (Sewanee Writers' Series)", "Light Action in the Caribbean: Stories", "Killing Time", "Louisa", "The Constant Gardener: A Novel", "Sometimes I Dream in Italian"], "I4": ["Monkey Beach", "Spikes", "We Were the Mulvaneys", "The Parrot's Lament: And Other True Tales of Animal Intrigue, Intelligence, and Ingenuity", "In the Shadow of Man", "Killer Woman Blues: Why Americans Can't Think Straight About Gender and Power", "Animal Underworld", "2001 Novel & Short Story Writer's Market (Novel & Short Story Writer's Market, 2001)", "The Death of Vishnu: A Novel", "Demonology"]}
{"id": "177fd9ebd7ef57a8cc39d4975e76c7a1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Lonestar Angel", "Witch Song", "My Life and Lesser Catastrophes: An Unflinchingly Honest Journey of Faith", "Shadows from the Past", "Love on the Line", "Captive Trail (The Texas Trail Series)", "Here Burns My Candle: A Novel", "Mine is the Night: A Novel", "Moonlight on the Nantahala", "The Keeper: A Novel (Stoney Ridge Seasons) (Volume 1)"], "I3": ["While I'm Still Myself", "An Amish Wedding", "The Shadow of Your Smile (Thorndike Press Large Print Basic Series)", "The Accidental Bride (A Big Sky Romance)", "A Texan's Promise: The Heart of a Hero Series - Book 1", "Switched (A Trylle Novel)", "A Sound Among the Trees: A Novel", "subMISSION: heeding only His voice", "Leviathan with a Fish-Hook", "The Land Beyond the Portal"], "I4": ["Beyond Molasses Creek", "The Secret of Lies", "Sweeter Than Birdsong (Saddler's Legacy)", "Blue Moon Promise (Under Texas Stars)", "A Texan's Honor: The Heart of a Hero - Book 2", "Beauty for Ashes (A Hickory Ridge Romance)", "Heart of the Country", "Breath of Angel: A Novel (The Angelaeon Circle)", "More Beauty, Less Beast: Transforming Your Inner Ogre", "The Rose of Winslow Street"]}
{"id": "b7112306afc7ab7bd76c704e16a736f2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U3": [4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Sin With Me", "Wasted Time", "Betrayed by a Kiss", "Shattered Lies: The Unraveled Trilogy Book 3", "Savage Collision: (A Hawke Family Novel) (The Hawke Family Series) (Volume 1)", "Scattered Thoughts (Betrayed by Love) (Volume 1)", "The Letter: Dear Michael (Unraveled: The Next Generation Book One)", "Incapable", "The Tide is High", "Chasing You (Thirsty Hearts) (Volume 4)"], "I3": ["The Still Life of Hannah Morgan", "Pivotal Moments (In Time Series) (Volume 1)", "Unjustly Destroyed (Incapable Part Two)", "Dream Girls: Piper (Volume 1)", "Molly: Part two (Angel) (Volume 1)", "The Cover of Love (Selene's Pass Trilogy) (Volume 1)", "Make Me Forget (It's Kind of Personal)", "The Bitter (Addiction Series) (Volume 1)", "The Shadow of Hope (Selene's Pass Trilogy) (Volume 2)", "Landing the Air Marshal"], "I4": ["Show Me How (It's Kind Of Personal) (Volume 2)", "A Leap into Destiny", "The Catch", "Endless Obsession", "And the Sweet (Addiction Series) (Volume 2)", "Somewhere to Begin (Poison & Wine)", "One Step Behind", "Mia Found (Starting Fires) (Volume 3)", "From Dust", "Finding Jaime"]}
{"id": "c5a84262a5dbb79f74f49a94759649b8", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Maida Heatter's New Book of Great Desserts", "Donvier Ice Cream: More Than 80 Recipes for Sorbets, Parfaits, and Frozen Drinks, with Light Variations", "Wake up and Cook: Kitchen Buddhism in Words and Recipes", "Card Crafting: Over 45 Ideas For Making Greeting Cards & Stationery", "Beadwrangler's Hands On Crochet with Beads and Fiber", "Open Secret: Versions of Rumi (English and Persian Edition)", "Deep Thoughts: Inspiration for the Uninspired", "Collected Sonnets", "Family: Ties That Bind and Gag", "Just Wait Till You Have Children of Your Own!"], "I3": ["At Wit's End", "My Weight Is Always Perfect for My Height, Which Varies", "Glorious Crocheted Sweaters", "If Life Is a Bowl of Cherries, What Am I Doing in the Pits?", "Lost Deep Thoughts: Don't Fight the Deepness", "Advice From A Failure", "The Dog Is Not a Toy: House Rule #4", "Crochet Your Way", "'Redbook' Bread Book", "'Redbook' Bread Book"], "I4": ["The Best of Willy 'n Ethel", "What Lips My Lips Have Kissed: The Loves and Love Poems of Edna St. Vincent Millay", "Madeleine L'Engle's Time Quartet Box Set (A Wrinkle in Time, A Wind in the Door, A Swiftly Tilting Planet, Many Waters)", "The Once and Future King, Complete Edition", "Phantoms in the Brain: Probing the Mysteries of the Human Mind", "Crocheting in Plain English: Easy-to-follow lessons in patterns, Sensible solutions to nagging problems, The only book any crocheter will ever Need.", "The Bagel Bible: For Bagel Lovers the Complete Guide to Great Noshing", "Speak to me, dance with me", "The Movies", "Mosaic Magic : Afghans Made Easy"]}
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{"id": "549701a7dfd0fbf5ba39457c747fe186", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 1.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 3.0, 4.0], "U4": [5.0, 4.0, 4.0, 5.0, 4.0, 2.0, 5.0, 5.0, 4.0, 4.0], "I2": ["The Demon in the Freezer: A True Story", "Finding Their Stride: A Team of Young Runners Races to the Finish", "The Punch: One Night, Two Lives, and the Fight That Changed Basketball Forever", "Coaching Cross Country Successfully (Coaching Successfully Series)", "The World According to Garp", "My Losing Season", "PREY.", "Theodore Rex", "The Bourne Identity", "Ice Time: A Tale of Fathers, Sons, and Hometown Heroes"], "I3": ["Reversible Errors", "Long Green Line", "Warning Signs", "About a Boy", "Seabiscuit: An American Legend", "The Manhattan Hunt Club", "SEABISCUIT. AN AMERICAN LEGEND.", "Moneyball: The Art of Winning an Unfair Game", "The Cadence of Grass", "Sub 4:00:  Alan Webb and the Quest for the Fastest Mile"], "I4": ["High Fidelity", "Gone for Good: A Novel", "Open: Inside the Ropes at Bethpage Black", "The Years of Lyndon Johnson: The Path to Power", "Peace Like a River", "Comanche Moon (Lonesome Dove Story, Book 2)", "The Da Vinci Code (Robert Langdon)", "Finding Ben : A Mother's Journey Through the Maze of Asperger's", "Angels & Demons (Random House Large Print)", "Every Second Counts"]}
{"id": "cbfd12dcb65dbd1187cdf4c4624e592c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 4.0, 5.0], "U3": [4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Thinblade: Sovereign of the Seven Isles: Book One", "Release (Protector Series) (Volume 3)", "Blood Trade (Jane Yellowrock)", " Christmas of the Vampire eBook", "Matt Archer: Blade's Edge (Volume 2)", "The Bones of Odin (Matt Drake) (Volume 1)", "Habitats (an Ell Donsaii story #7) (Ell Donsaii Stories) (Volume 7)", "The Scourge of Muirwood", "H.E.R.O. - Dark Research: H.E.R.O.", "Sensation: A Superhero Novel"], "I3": ["At The Seat of Power: Goldenfields and the Dominion", "The Healing Spring: The Inner Seas Kingdoms Series", " Apocalypse Cult (Gray Spear Society Book 1) eBook", " Psychological Damage (Gray Spear Society Book 3) eBook", " Politics of Blood (Gray Spear Society Book 8) eBook", "Diary of a Teenage Superhero (Teen Superheroes) (Volume 1)", "Child of the Ghosts", "H.E.R.O. - Dark Breach", "Mutation: A Kid Sensation Novel (Kid Sensation #2)", "Untouched: The Girl in the Box, Book 2"], "I4": ["Allotropes  (an Ell Donsaii story #8) (Ell Donsaii Stories) (Volume 8)", "Hybrid: Forced Vengeance", "Hybrid - Forced Vengeance - Kindle edition", "The Circle of Sorcerers: A Mages of Bloodmyr Novel: Book #1", "Linkershim: Sovereign of the Seven Isles: Book Six (Volume 6)", "H.E.R.O. - Nightmonger (Volume 14)", "Balance (The Divine Book One) (Volume 1)", "Broken (The Divine, Book Three) (Volume 3)", "Wizard's Blood [Part One]", "Vitalis: Omnibus Edition"]}
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{"id": "34ff2c9afef8765854802cf0ef50bb68", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0], "U3": [5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "I2": ["Once Upon a Winter's Eve: A Spindle Cove Novella", "Daisy's Back in Town", "Daisy's Back In Town", "True Love and Other Disasters (Chinooks Hockey Team)", "Waking Up Married (Mills & Boon Hardback Romance)", "A Lady by Midnight (Spindle Cove)", "Kill Alex Cross", "Never Sorry: A Leigh Koslow Mystery (Volume 2)", "Never Preach Past Noon: A Leigh Koslow Mystery (Leigh Koslow Mysteries) (Volume 3)", "Never Kissed Goodnight: A Leigh Koslow Mystery (Leigh Koslow Mysteries) (Volume 4)"], "I3": ["Never Tease a Siamese: A Leigh Koslow Mystery (Leigh Koslow Mysteries) (Volume 5)", "Never Con a Corgi: A Leigh Koslow Mystery (Volume 6)", "Never Buried: A Leigh Koslow Mystery (Volume 1)", "Rescue Me (Lovett, Texas)", "Sex, Lies, and Online Dating (Writer Friends)", "Not Another Bad Date (Writer Friends)", "Truly Madly Yours", "Keep Me Ghosted (Sophie Rhodes Romantic Comedy) (Volume 1)", "Merry Christmas, Alex Cross: (Alex Cross 19)", "It Must Be Love"], "I4": ["Body Check (New York Blades)", "Fair Play (New York Blades)", "Lola Carlyle Reveals All", "Any Man of Mine (Chinooks Hockey Team)", "Just a Taste (New York Blades)", "Total Rush (New York Blades)", "The Penalty Box (New York Blades)", "Power Play (New York Blades)", "Hip Check (New York Blades)", "Chasing Stanley (New York Blades)"]}
{"id": "6e2d2a2dbfccfeb0eba6631096e3c75f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Shifted Under Construction", "Fire: The Elementals Book One", "Air: The Elementals Book Two (Volume 2)", "Resisting the Bad Boy - A Standalone Bad Boy Romance", "The Guardian: #1 Mended Souls", "Water World Warrior: A SciFi Alien Mail Order Bride Romance (TerraMates) (Volume 1)", "Hunter Undone (Hunters of Willow Creek)", "Highlander's Shifter (The Matheson Brothers) (Volume 1)", "Destined (Book Five of the Forever Faire Series): A Fae Fantasy Romance Novel (Volume 5)", "The Devil's Fool (The Devil Series) (Volume 1)"], "I3": ["Alexander's Blood Bride (Vampires of London)", "Heaven in Hedonism (Sinful Series) (Volume 3)", "Cyborg Seduction: A Science Fiction Cyborg Romance (Burning Metal) (Volume 3)", "Alpha Squad: Boot Camp (Volume 1)", "His: MMF Bisexual Holiday Romance", "Lost (Book Six of the Silver Wood Coven Series): A Paranormal Romance Novel (Volume 6)", "Auxem: A Science Fiction Alien Romance (TerraMates) (Volume 13)", "Waterfall Kisses: A Billionaire Love Story", "Lies of the Incubus: Book 2: Will & Nick (Volume 2)", "Her Ruthless Russian (Karev Brothers) (Volume 1)"], "I4": ["Damned if I Do (The Harker Trilogy Book One) (Volume 1)", "Come Undone - A Bad Boy Romance", "Viper (Vampires of Hollywood) (Volume 1)", "Heart of a Demon", "Calen's Captive: A Singular Obsession Book Two", "Ambassador's Bride: Celestial Mates Series (Volume 1)", "Saved by a Dragon", "The Unforgettables", "Divided (Silver Wood Coven Book 7): A Paranormal Romance Novel (Volume 7)", "Corrupted"]}
{"id": "24f4f254918f0a240191c8af8a03f76a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [2.0, 4.0, 3.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 3.0], "U4": [3.0, 3.0, 1.0, 3.0, 5.0, 4.0, 4.0, 4.0, 4.0, 3.0], "I2": ["Love Unrehearsed", "Effortless", "Bared to You", "Bared to You / Reflected in You / Entwined with You", "Down to You (A Bad Boys Novel)", "Love Unscripted", "Never Too Far (Tempting Too Far Novel)", "Unravel Me", "Thoughtless", "Bound To You"], "I3": ["Brother's Keeper", "If You Stay", "Dirty Red (Love Me with Lies) (Volume 2)", "The Edge of Never", "Hopeless", "The Opportunist", "Still the One", "Connected (The Connections Series)", "Fires of Winter (Haardrad Family)", "Wallbanger (The Cocktail Series)"], "I4": ["Beautiful Disaster", "Walking Disaster", "Destined to Change (Destined Series) (Volume 1)", "The Love Game & Playing for Keeps (The Game 1 & 2 bind-up)", "Sweet Thing", "Don't Hate the Player...Hate the Game", "Surrender Your Love", "Twisted Perfection (Perfection, Bk 1) (The Rosemary Beach Series)", "Real (The REAL series)", "Second Chance Boyfriend: A Novel (One Week Girlfriend Quartet)"]}
{"id": "b1a8224d6fd6e170a1b7ca200e2a53ae", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0], "U3": [4.0, 5.0, 5.0, 5.0, 4.0, 3.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Hydraulic Level 5 (The Hydraulic Series)", "Captured", "Rival (The Fall Away Series)", "Made for You", "Coming Down", "Uncivilized", "Lead Me Not (Twisted Love)", "Reclaiming the Sand", "Maybe Maby", "Greetings from Sugartown (Volume 3)"], "I3": ["Reboot", "Behind His Lens", "Stay with Me: A Novel (Wait for You Saga)", "Becoming Calder (Sign of Love)", "Captivated: Letting Go\\Seize the Night", "Burying Water: A Novel (The Burying Water Series)", "Love, in Spanish", "The Law of Moses", "Easy Virtue (Volume 1)", "The Duet (Heart)"], "I4": ["The Collectors' Society (Volume 1)", "Beauty and the Mustache: A Philosophical Romance", "Cruel Beauty", "Six of Hearts", "Heart Recaptured (Hades Hangmen) (Volume 2)", "Forbidden", "The Pact", "Just the Sex", "Dirty Ties", "Temperance (The Arcanian Chronicles, Book One) (Volume 1)"]}
{"id": "2aa58fd57b40b0485f0f07bbca2eead2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 2.0, 4.0, 5.0, 1.0, 1.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [3.0, 2.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Reason and Belief", "Animal Liberation", "Jewish Power: Inside The American Jewish Establishment", "Generosity: Virtue in the Civil Society", "The Ayn Rand Lexicon: Objectivism from A to Z (Meridian)", "The Ayn Rand Lexicon: Objectivism from A to Z (Ayn Rand Library)", "The Ayn Rand Reader", "Wisdom of the Jewish Sages: A Modern Reading of Pirke Avot", "Human Action: A Treatise on Economics", "For a New Liberty: The Libertarian Manifesto"], "I3": ["ABORTION: Applying Objective Reason to the Debate", "Spinoza: A Very Short Introduction", "A Spinoza Reader: The Ethics and Other Works", "Miss Manners Rescues Civilization", "Routledge Philosophy Guidebook to Locke on Human Understanding (Routledge Philosophy GuideBooks)", "An Essay Concerning Human Understanding (Penguin Classics)", "Writings on Logic and Metaphysics", "Trace of Memory", "Bionomics: Economy As Ecosystem", "The Five Books of Moses: Genesis, Exodus, Leviticus, Numbers, Deuteronomy (The Schocken Bible, Volume 1)"], "I4": ["Godel, Escher, Bach: An Eternal Golden Braid, 20th Anniversary Edition", "Atlas Shrugged", "An Introduction to Philosophical Logic", "Is There a God?", "Universals: An Opinionated Introduction (Focus Series)", "Ayn Rand: The Russian Radical", "Bradley and the Structure of Knowledge (SUNY Series in Philosophy)", "Minyan: Ten Principles for Living a Life of Integrity", "A World of States of Affairs (Cambridge Studies in Philosophy)", "God, Chance and Necessity"]}
{"id": "909a4ceca8e1bdcff2ab2dbccacea326", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0], "I2": ["Swoon", "Snared: A Jaded Regret Novel", "Falling with Style: A Swoon Novella", "Jock", "Venture Forward (The Venture Series) (Volume 3)", "Gripped: A Prescott Novel (Prescott Series Book 2)", "Magnificent Bastard", "Tapping the Billionaire (Bad Boy Billionaires) (Volume 1)", "Stone Walls", "Hartstrings (Jaded Regret) (Volume 3)"], "I3": ["Epic Lies (Epic Fail) (Volume 2)", "To See You", "Tapping Her: A Billionaire Bad Boys Novella (Book 1.5) (Bad Boy Billionaires)", "Top Bottom Switch", "Rock Your Heart Out (Sinful Serenade) (Volume 3)", "Cancun: Bad Boys on the Beach: A Standalone Romance Novel", "Blissed (Misfit Brides) (Volume 1)", "Once Upon an Oktoberfest: A Love That Went the Distance", "The Real Soccer Mom's Of Beaver County", "Banking the Billionaire (Bad Boy Billionaires) (Volume 2)"], "I4": ["Rumor Has It (Limelight #1) (Volume 1)", "Pieces of Camden (Hole-Hearted) (Volume 1)", "Spectacular Rascal: A Sexy Flirty Dirty Standalone Romance", "Moore To Love", "Some Sort of Happy (Skylar and Sebastian) (Happy Crazy Love) (Volume 1)", "The Sex Education of M.E.", "Bad Judgment", " Afterglow", "Banking Her: A Billionaire Bad Boys Novella (#2.5) (Bad Boy Billionaires) (Volume 4)", "Hostile Workplace: A Breaking the Rules Novel (Breaking the Rules Series)"]}
{"id": "125df3c7b499bc51d42a69501223aed0", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 3.0, 4.0, 5.0, 5.0], "U3": [3.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U4": [3.0, 3.0, 3.0, 5.0, 4.0, 5.0, 5.0, 5.0, 3.0, 4.0], "I2": ["The Warrior Poet (The St. John and de Gare Clans)", "A Laird for Christmas (Highland Bachelor)", "Call of the Lycan: Complete Trilogy", "Highland Fire (Guardians of the Stone) (Volume 1)", "Seducing the Beast (How to Tame the Tudor Male in Three Easy Lessons) (Volume 1)", "McClairen's Isle: The Ravishing One", "McClairen's Isle: The Passionate One", "McClairen's Isle: The Reckless One", "The Raider (Highland Guard)", "The Highlander's Temptation (The Stolen Bride Series) (Volume 7)"], "I3": ["Norse Jewel (Norse Series) (Volume 1)", "Wishing for a Highlander (Highland Wishes) (Volume 1)", "Black Sword", "Highland Courage (Duncurra) (Volume 2)", "Highland Solution (Duncurra) (Volume 1)", "A Wicked Pursuit (The Breconridge Brothers)", "Sun God", "Rescued by a Highlander (Clan Grant)", "Healing a Highlander's Heart (The Clan Grant Series-Brenna and Quade) (Volume 2)", "Mistress of Pleasure"], "I4": ["Romancing Lady Stone (School of Gallantry Novella)", "Night of Pleasure (School of Gallantry) (Volume 4)", "Fates for Apate: Haberdashers Book Three (Volume 3)", "Highland Soldiers 1: The Enemy", "Seduced by the Wolf (Heart of the Wolf, Book 5)", "Wolf Fever (Silver Town Wolf)", "Legend of the White Wolf (Heart of the Wolf)", "Illicit Love", "Romance Impossible", "The Passionate Love of a Rake"]}
{"id": "02a28579a70cdf68ff79f746c18e5aaa", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 1.0, 5.0, 4.0, 5.0, 2.0, 4.0, 4.0, 5.0], "U3": [4.0, 2.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 3.0, 3.0], "U4": [4.0, 5.0, 4.0, 2.0, 5.0, 5.0, 3.0, 5.0, 4.0, 5.0], "I2": ["Nothing left to lose - Kindle edition", " Stanley's Egg eBook", "Perplexity on P 1/2: A Parson's Cove Cozy Mystery", " Revelations of the Impossible Piddingtons", "Ratcatcher", "I Know You Will Find Me", "Code of Siman: All is Not Lost", "Witch, Nun, Shaman's Drum", "Antiques Maul (Trash 'n' Treasures Mysteries, No. 2)", "The Eighth Day: A Thriller Novel"], "I3": ["And Still, She Wept", "Pieces of A Presidential Mind", "Portrait of a Spy", "Broken Crystal: The betrayal of Britain", "The Summerland (Mariposa Book 1) - Kindle edition", "Curses and Blessings for All Occasions", "Belle Chasse", "Winter of the World: Book Two of the Century Trilogy", "Torn From The Heart: A Paranormal Romance - Kindle edition", "Strange Weather"], "I4": ["The Child Taker", "A Nation of Ruins", "The 9/11 Machine", "Turtle Bay", "2013 Daily Calendar: Car Talk", "365 Dogs 2013 Page-A-Day Calendar", "Golden Retrievers 2013 Calendar", "Polar Bears 2013", " Moulin eBook", "Hubris: A Charity Deacon investigation"]}
{"id": "3bf7ae09d5f6845ff1946f7e147e078d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 2.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U3": [3.0, 4.0, 4.0, 3.0, 2.0, 4.0, 4.0, 5.0, 4.0, 4.0], "U4": [4.0, 5.0, 5.0, 4.0, 5.0, 1.0, 3.0, 5.0, 3.0, 2.0], "I2": ["Bottomfeeder: How to Eat Ethically in a World of Vanishing Seafood", "So Long at the Fair", "The Gargoyle", "One More Year: Stories", "Red Letters: Living a Faith That Bleeds", "My Husband's Sweethearts", "The Front Porch Prophet", "Guernica", "The Faith of Barack Obama", "Forgotten Fashion: An Illustrated Faux History Of Outrageous Trends And Their Untimely Demise"], "I3": ["In the Shadow of the Sun King (Darkness to Light Series, Book 1)", "In the Footsteps of Paul: Experience the Journey that Changed the World", "Museum of Human Beings", "Beautiful as Yesterday: A Novel", "The Private Papers of Eastern Jewel: A Novel", "Short Girls: A Novel", "Demon Chick", "Dark Secrets 1: Legacy of Lies and Don't Tell", "A Prisoner of Versailles (Darkness to Light Series)", "Winter's Child (Once upon a Time)"], "I4": ["Beautiful Creatures. by Kami Garcia & Margaret Stohl", "The Day the Falls Stood Still: A Novel", "Sticklers, Sideburns and Bikinis: The military origins of everyday words and phrases (General Military)", "Footnotes in Gaza: A Graphic Novel", "Possessed", "Fallen", "The Sixty-Eight Rooms (The Sixty-Eight Rooms Adventures)", "Lute Player", "The Music Room: A Memoir", "Corked: A Memoir"]}
{"id": "65c5fefe56fbf7adbf2e6278137a2d8c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 1.0, 5.0, 4.0, 4.0, 4.0, 4.0, 2.0, 3.0, 4.0], "U3": [3.0, 5.0, 2.0, 4.0, 5.0, 4.0, 4.0, 5.0, 3.0, 5.0], "U4": [4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Poison Tree: A Novel", "Devil's Garden", "Erin Kelly'sThe Poison Tree: A Novel [Hardcover](2011)", "Fat Years", "The Rough Guide to Estonia, Latvia & Lithuania", "The Executioner", "A Line in the Sand", "Anger Mode", "Next Time You See Me (Karin Schaeffer)", "Kisscut: A Novel (Grant County)"], "I3": ["Ford County: Stories", "Dove Season (Jimmy Veeder Fiasco)", "Hide and Seek: (Karin Schaeffer 2) - Kindle edition", "666 Charing Cross Road", "Ice Cold: A Rizzoli & Isles Novel", "City of Lies", "212: A Novel (Ellie Hatcher)", "Avenger's Angel: A Novel of the Lost Angels", "Something Borrowed", "The New Encyclopedia of Hostas"], "I4": ["Delphiniums", "Your Healthy Garden Pond (Interpet Handbooks)", "Royal Doulton Jugs, 10th Edition - A Charlton Standard Catalogue", "Encyclopedia of Superstitions", "Coalport Figurines and Collectables (Charlton Standard Catalogue)", "Mistress of My Fate: The Confessions of Henrietta Lightfoot", "The Rose", "Beswick Collectables: A Charlton Standard Catalogue", "Guide to Ancient Rome", "Virgin River"]}
{"id": "12dc04a404559025835b60c8ce0cd451", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0], "U4": [4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Discount Armageddon (InCryptid)", "Midnight Blue-Light Special (InCryptid)", "Official Book Club Selection", "Half-Off Ragnarok", "Shadowhunters and Downworlders: A Mortal Instruments Reader", "Bloodlines: Silver Shadows (book 5)", "The Mortal Instruments 6: City of Heavenly Fire", "The Testing", "Graduation Day (The Testing)", "Kalona's Fall (House of Night Novella)"], "I3": ["The Shadowhunter's Codex", "Of High Treason (The Doyle Hawthorne Series) (Volume 2)", "The Book of Life: A Novel (All Souls Trilogy)", "Princess in the Spotlight (The Princess Diaries, Vol. 2)", "Four: A Divergent Collection", "Princess in the Spotlight (The Princess Diaries, Vol. 2)", "Princess in Love (The Princess Diaries, Vol. 3)", "The Likeness", "The Death and Life of Charlie St. Cloud: A Novel", "Princess Diaries, Volume IV: Princess in Waiting, The"], "I4": ["Princess Lessons (A Princess Diaries Book)", "Project Princess (The Princess Diaries, Vol. 4 1/2)", "Cross Stitch", "Princess Diaries, Volume V: Princess in Pink, The", "Cross Stitch", "Princess in Training: Princess Diaries, Volume VI", "We Were Liars", "The Queen of Zombie Hearts (White Rabbit Chronicles)", "The Princess Present: A Princess Diaries Book (Princess Diaries, Vol. 6 1/2)", "The Princess Diaries, Volume VII: Party Princess"]}
{"id": "200b1c7f5077239d559eb130c9df00c0", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 3.0, 5.0, 4.0, 5.0, 4.0, 3.0, 4.0, 3.0, 4.0], "U3": [4.0, 3.0, 4.0, 2.0, 4.0, 3.0, 1.0, 4.0, 5.0, 4.0], "U4": [5.0, 5.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 5.0, 3.0], "I2": ["A Grave Opening: A Delia Ironfoot Mystery (Delia Ironfoot Mystery Series)", "Southern Heart", "The Tides of Passion", "Forever Found", "Idaho Code", "The Flip Side of Desire", "Commitment to Die: A Kristin Ashe Mystery", "Turn Back Time", "A Matter of Degrees", "Promising Hearts"], "I3": ["Dance in the Key of Love", "Murder at Random (Denise Cleever Thrillers)", "She Waits", "The Quality of Blue", "Mind Games", "The Illusionist", "When Rachel Returns", "18th & Castro", "Talon", "Too Close to Touch"], "I4": ["Carly's Sound", "Penetrate", "Just This Once", "Cast a Wide Circle (Lavender Line)", "Writing My Love", "Gold Mountain", "Unkindness of Ravens", "Fresh Tracks", "Lessons", "Heart Trouble"]}
{"id": "8c05a8bac3c30ed2d7851ac6dcdb1939", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U3": [4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 2.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 4.0, 5.0, 2.0, 5.0, 5.0, 5.0, 2.0, 5.0], "I2": ["Bring Up the Bodies", "The Second Ship: Book One", "Wormhole (The Rho Agenda)", "Immune (The Rho Agenda)", "Life, Love, and a Polar Bear Tattoo", "Absence of Grace", "Exclusively Yours (The Kowalskis)", "Undeniably Yours (The Kowalskis)", "Edgewood: (Edgewood Series)", "Investigating the Hottie"], "I3": ["Minder", "The Last Track: A Mike Brody Novel", "Bolero (A Nick Sayler Novel)", "Wanderlust: Book Two of the Edgewood Series (Volume 2)", "Back on Murder (A Roland March Mystery)", "The Deepest Cut: a MacKinnon Curse novel (The MacKinnon Curse)", "The Departed (The MacKinnon Curse) (Volume 3)", "Into The Darkest Corner", "Sundered", "Heads in Beds: A Reckless Memoir of Hotels, Hustles, and So-Called Hospitality"], "I4": ["The Misremembered Man", "Mary, Queen of France: The Tudor Princesses", "Three Wishes", "Kiss & Make Up", "LZR-1143: Infection (Book One of the LZR-1143 Series)", "Going Under", "Candle in the Darkness  (Refiner's Fire, Book 1)", "Behind the Scenes: Formerly a Slave (Thirty Years a Slave, and Four Years in The White House)", "Dream Junkies", "Galway Bay"]}
{"id": "5af1a1ae49b44b5453023956ace6da7e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 3.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 3.0, 5.0, 5.0], "I2": ["Escape From The Ashes", "Escape From The Ashes", "Death in the Ashes", "Blood Valley", "The Amateur: Barack Obama in the White House", "Battle In The Ashes", "A Hundred Ways to Kill (Blood Bond)", "A New World: Dissension (Volume 6)", "Savage Texas", "MacCallister: The Eagles Legacy: The Killing (A Duff MacCallister Western)"], "I3": ["Winter Kill (The Last Gunfighter)", "Hellifax (Mountain Man Book 2) (Volume 2)", "Massacre at Powder River (Matt Jensen, The Last Mountain Man #7)", "The Bounty Killers (The Loner)", "Warriors From The Ashes", "No Man's Land (Deathlands)", "A Lone Star Christmas", "The Violent Land (The Family Jensen, No.3)", "Infestation Cubed (Outlanders)", "A New World: Sanctuary (Volume 3)"], "I4": ["Palaces of Light (Deathlands)", "Planet Hate (Outlanders)", "A New World: Chaos (Volume 1)", "A New World: Return (Volume 2)", "Into the Badlands", "A Pound of Flesh: Surviving the Zombie Apocalypse (Volume 4)", "Soldier On: Surviving the Zombie Apocalypse (Volume 2)", "Apocalypse Law 2", "Nemesis (Deathlands)", "Crimson Waters (Deathlands)"]}
{"id": "989133a5d3e2faaba3367866d4d6b341", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 2.0, 4.0, 3.0, 4.0, 3.0, 3.0], "U3": [4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 1.0], "U4": [4.0, 4.0, 3.0, 5.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0], "I2": ["Innocent (Will Robie series)", "The Bone Collector (A Lincoln Rhyme Novel)", "Along Came a Spider", "Presumed Innocent: A Novel", "Merry Christmas, Alex Cross: (Alex Cross 19)", "When the Bough Breaks (Alex Delaware)", "The Impossible Dead", "The Black Box (A Harry Bosch Novel)", "The Cove (FBI Thriller, No. 1)", "Cross Bones (Temperance Brennan)"], "I3": ["Flashback", "The Casual Vacancy", "Postmortem Low Price (Kay Scarpetta)", "1st to Die (Women's Murder Club)", "Orchid Beach", "Wild Justice", "Harry Potter and the Sorcerer's Stone (Book 1)", "Life Support", "The Redbreast", "Nighttime Is My Time"], "I4": ["The Last Man (Mitch Rapp)", "Gallows View: The First Inspector Banks Novel", "The Summons", "The Black Echo (Harry Bosch)", "Compelling Evidence", "Cain's Blood: A Novel", "The Bat: Harry Hole 1", "Knots and Crosses: An Inspector Rebus Novel (Inspector Rebus Novels)", "Theodore Boone: Kid Lawyer", "Hide and Seek: An Inspector Rebus Novel (Inspector Rebus Novels)"]}
{"id": "d7cede451e4e2bf49ec95962e32027bf", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 3.0, 5.0, 5.0, 5.0, 1.0, 5.0, 5.0, 5.0, 3.0], "U3": [5.0, 4.0, 4.0, 5.0, 4.0, 3.0, 3.0, 4.0, 5.0, 5.0], "U4": [2.0, 5.0, 1.0, 5.0, 2.0, 2.0, 5.0, 2.0, 5.0, 5.0], "I2": ["Notorious Nineteen: A Stephanie Plum Novel", "Nightshifted", "Club Dead (Sookie Stackhouse/True Blood, Book 3)", "Fire After Dark", "Secrets After Dark", "River Marked (Mercy Thompson, Book 6)", "Fire Burn and Cauldron Bubble: The Jolie Wilkins Series, Book 1", "Release Me (The Stark Series #1)", "Beauty From Pain (Beauty Series) (Volume 1)", "Accidentally Married to...A Vampire? (Accidentally Yours)"], "I3": ["Seducing Mr. Knightly (The Writing Girls)", "Beautiful Bastard", "Beneath This Man (A This Man Novel)", "One Week Girlfriend: A Novel (One Week Girlfriend Quartet)", "Foolish Games", "Rock the Heart (Black Falcon)", "Time Out", "Where I Need to Be: (Club 24 #1) (Volume 1)", "Vain: Book One of The Seven Deadly Series (Volume 1)", "Kiss Me: The Keatyn Chronicles: Book two"], "I4": ["Promises After Darkbk. 3", "Stalk me. (Keatyn Chronicles) (Volume 1)", "Forever Black", "Obsidian (Lux)", "Thoughtless", "Opal: A Lux Novel", "In Flight (Up In The Air) (Volume 1)", "Tempting the Best Man (Gamble Brothers)", "Scornfully Yours (Torn) (Volume 1)", "Just One Night"]}
{"id": "ddd45919c4dea5a7c2db3ddfb831136d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 5.0, 4.0, 2.0, 5.0, 5.0, 5.0, 4.0], "U3": [4.0, 5.0, 3.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0], "U4": [4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 2.0, 4.0], "I2": ["The Shoemaker's Wife: A Novel", "Raising Hell for Justice: The Washington Battles of a Heartland Progressive", "Republican Gomorrah: Inside the Movement that Shattered the Party", "The Party Is Over: How Republicans Went Crazy, Democrats Became Useless, and the Middle Class Got Shafted", "The Family: The Secret Fundamentalism at the Heart of American Power", "The Jewels of Paradise", "C Street: The Fundamentalist Threat to American Democracy (Back Bay Readers' Pick)", "Rust Belt Chic: The Cleveland Anthology", "The Woman Who Died a Lot: A Thursday Next Novel", "The Darling Dahlias and the Confederate Rose"], "I3": ["Burying the Typewriter", "The Oath: The Obama White House and The Supreme Court", "House: A Memoir", "Night Watch (An Alexandra Cooper Novel)", "Critique of Criminal Reason: A Mystery (Hanno Stiffeniis Mysteries)", "The Giving Quilt (Elm Creek Quilts: Thorndike Press Large Print Core)", "The Giving Quilt: An Elm Creek Quilts Novel", "The Racketeer", "Grandmre: A Personal History of Eleanor Roosevelt", "Do Not Ask What Good We Do: Inside the U.S. House of Representatives"], "I4": ["The Lawgiver: A Novel", "How We Age: A Doctor's Journey into the Heart of Growing Old", "Olympic Affair: A Novel of Hitler's Siren and America's Hero", "Far From the Tree: Parents, Children and the Search for Identity", "The Forgotten", "Hearts on Fire: Stories of Today's Visionaries Igniting Idealism into Action", "American Tempest: How the Boston Tea Party Sparked a Revolution", "Believing the Lie: A Lynley Novel", "A Dyeing Shame: A Myrtle Clover Mystery (Myrtle Clover Mysteries) (Volume 3)", "The Time Keeper"]}
{"id": "cd413e7b64c3fb74d91662a5753ee7e9", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 5.0, 3.0, 5.0, 4.0, 4.0, 5.0, 4.0], "U3": [5.0, 4.0, 4.0, 3.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0], "U4": [5.0, 4.0, 3.0, 3.0, 4.0, 5.0, 5.0, 3.0, 4.0, 3.0], "I2": ["The Vampire's Mail Order Bride (Nocturne Falls) (Volume 1)", "Beast Within (The Beasty Series) (Volume 1)", "Louisiana Longshot: A Miss Fortune Mystery (Volume 1)", "Fire Touched: Mercy Thompson Book 9", "Dark Stranger Revealed (The Children Of The Gods) (Volume 2)", "Sovereign (Acquisition Series) (Volume 3)", "Predator", "Beautiful Entourage", "The Substitute (Wedding Pact)", "Hold You Against Me"], "I3": ["Pennies (Dollar) (Volume 1)", "Mercy: A Dark Erotica (Volume 1)", "Vulnerable: McIntyre Security Bodyguard Series - Book 1 (Volume 1)", "Forbidden Fling (Wildwood)", "Betrayed By Trust: A Celestial Affairs Novel", "The Devil's Fool (The Devil Series) (Volume 1)", "When Blood Calls: A Shadow Keepers Novel", "Kindling Flames: Flying Sparks (The Ancient Fire Series)", "Kindling Flames: Gathering Tinder (The Ancient Fire Series)", "Kindling Flames: Smoke Rising (The Ancient Fire Series)"], "I4": ["Kindling Flames: Stolen Fire (The Ancient Fire Series)", "Heal Me: Club Surrender Book 1 (Volume 1)", " The Book of Prime  (Immortals of London 1) eBook", "Prisoned", "Seduced By Fire (The Submissive Series)", "Dark Carousel ('Dark' Carpathian)", "Last Blood (House of Comarré)", "A Shade Of Vampire 2: A Shade Of Blood", "A Castle Of Sand (A Shade of Vampire) (Volume 3)", "A Shade of Vampire 2: A Shade of Blood"]}
{"id": "b813f430787e40c656941a74cce4b9ee", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 4.0, 2.0, 2.0, 2.0, 4.0, 4.0, 2.0], "U3": [5.0, 1.0, 5.0, 5.0, 5.0, 1.0, 1.0, 3.0, 5.0, 4.0], "U4": [3.0, 2.0, 2.0, 1.0, 3.0, 4.0, 4.0, 4.0, 3.0, 4.0], "I2": ["The Tale of the Body Thief (Vampire Chronicles)", "Go Ask Alice", "Bare Bones", "The Pact: A Love Story", "Out of Avalon: An Anthology of Old Magic & New Myths", "Power of the Witch", "The Witch in Every Woman: Reawakening the Magical Nature of the Feminine to Heal, Protect, Create, and Empower", "2nd Chance", "Blackwood Farm: The Vampire Chronicles 9 (Paranormal Romance)", "Bite"], "I3": ["Blue Moon Abridged CDs (Anita Blake, Vampire Hunter, No. 8)", "Pagan Ways: Finding Your Spirituality in Nature", "Burnt Offerings (Anita Blake, Vampire Hunter)", "Cerulean Sins (Anita Blake, Vampire Hunter, Book 11)", "The Bonesetter's Daughter", "The Devil in the White City: Murder, Magic, and Madness at the Fair That Changed America", "The Devil in the White City: Murder, Magic, and Madness at the Fair That Changed America", "Under the Banner of Heaven : A Story of Violent Faith", "Sybil", "Stolen: Women of the Otherworld"], "I4": ["Citizen Girl", "Herland: A Lost Feminist Utopian Novel", "Becoming Madame Mao", "Song of Kali", "When the Wind Blows", "Girl, Interrupted (Faber and Faber Screenplays)", "Empress Orchid: A Novel", "Thirteen (Otherworld)", "Born on the Fourth of July", "Coming of Age in Mississippi: The Classic Autobiography of a Young Black Girl in the Rural South"]}
{"id": "93fdd6988c48f4e712b6f88c4aa9bf5f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [1.0, 5.0, 1.0, 5.0, 5.0, 5.0, 5.0, 5.0, 1.0, 1.0], "U3": [1.0, 1.0, 1.0, 5.0, 5.0, 5.0, 1.0, 5.0, 5.0, 1.0], "U4": [5.0, 5.0, 1.0, 1.0, 1.0, 1.0, 5.0, 1.0, 1.0, 5.0], "I2": ["The Beginning of Everything", "The Pleasure Dial: An Erotocomedic Novel of Old-Time Radio", "Moranthology", "Zaya", "Steel Beach", "1066 and All That", "Amelia's Notebook", "Naja", "Pirate Cinema", "The Mark of the Dragonfly (World of Solace Series)"], "I3": ["Clown Girl: A Novel", "Dark Lightning (A Thunder and Lightning Novel)", "Princess: More Tears to Cry", "Replay", "The Girl and the Clockwork Cat", "The Green Woman", "We Were Liars", "Watership Down (Perennial Classics)", "The Best Boy Ever Made", "The Archived"], "I4": ["Blonde Ops: A Novel", "The Dark Between", "The Revenant", "The Cutting Room: A Time Travel Thriller", "The Face Transplant", "Rebels of the Kasbah (Red Hand Adventures)", "Olive's Ocean", "Robopocalypse: A Novel (Vintage Contemporaries)", "The Night of Morningstar", "Debbie Doesn't Do It Anymore: A Novel"]}
{"id": "96dbd29e78a9b9e647e5a6910c34f94a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 2.0, 4.0], "U3": [5.0, 4.0, 4.0, 4.0, 5.0, 2.0, 5.0, 4.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 4.0, 3.0, 3.0, 4.0, 1.0, 4.0], "I2": ["The Words of Gandhi (Newmarket Words Of Series)", "The Tell-Tale Brain: A Neuroscientist's Quest for What Makes Us Human", "In the Garden of Beasts: Love, Terror, and an American Family in Hitler's Berlin", "Broca's Brain", "In the Name of Identity: Violence and the Need to Belong", "Assassination Vacation", "Assassination Vacation", "The Wordy Shipmates", "Reflect and Relate: An Introduction to Interpersonal Communication", "Magic, Power, Language, Symbol: A Magician's Exploration of Linguistics"], "I3": ["The Post-American World", "In Spite of the Gods: The Strange Rise of Modern India", "There's No Such Thing as Public Speaking: Make Any Presentation or Speech as Persuasive as a One-on-One Conversation", "A Quaker Book of Wisdom: Life Lessons In Simplicity, Service, And Common Sense (Living Planet Book)", "Other Side of Silence: Voices from the Partition of India", "Building Cultures of Trust (Emory University Studies in Law and Religion)", "India a Wounded Civilization", "Unfamiliar Fishes", "Ethics For The New Millennium", "Memories, Dreams, Reflections (Flamingo)"], "I4": ["Choosing Civility: The Twenty-five Rules of Considerate Conduct", "Answer to Job (The Collected Works of C. G. Jung, vol.11) (Bollingen Series) (v. 11)", "The Holder of the World", "Why History Matters: Life and Thought", "India: A Portrait", "A Mind of its Own: How Your Brain Distorts and Deceives", "A Guide to the Good Life: The Ancient Art of Stoic Joy", "State of Wonder", "Darkness", "The Naked Brain: How the Emerging Neurosociety is Changing How We Live, Work, and Love"]}
{"id": "4fcde90738d06afaff1484c165a5ec83", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 3.0, 4.0, 5.0, 3.0, 4.0, 4.0], "U3": [4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0], "I2": ["Devil's Tango (The Devils Dances Trilogy)", "The Thing About Georgie", "Pinhoe Egg (Chrestomanci)", "The Liberty Bell (American Symbols)", "El Tesoro de Noelle: Una Nueva Magica y Misteriosa Aventura (Spanish Edition)", "Jeremy and the Golden Fleece (Orca Echoes)", "Extraordinary Hispanic Americans (Extraordinary People)", "Noelle's Treasure Tale: A New Magically Mysterious Adventure", "My Life Starring Mum", "Bear Dreams"], "I3": ["Racing for Diamonds (Orca Young Readers)", "Who Was William Shakespeare?", "Ricochet", "My Life and Death by Alexandra Canarsie", "Salome", "Your Own, Sylvia: A Verse Portrait of Sylvia Plath", "At Night", "Ophelia", "Curse of the Bane (Last Apprentice)", "Strays"], "I4": ["Top Ten Uses for an Unworn Prom Dress", "The Rottenest Angel (Rotten School, No. 10)", "Paper Heart", "Rex Zero and the End of the World", "Grandfather's Dance (Sarah, Plain and Tall)", "The Book of Lies", "Julian, Secret Agent (Julian's World)", "The New Policeman (New Policeman Trilogy)", "Out of the Ballpark", "Jonron! (Spanish Edition)"]}
{"id": "46ec35c0a92470340c9b9d119268aa70", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 5.0, 4.0, 5.0, 5.0, 5.0, 3.0, 4.0, 5.0], "U3": [5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 3.0], "U4": [4.0, 5.0, 4.0, 3.0, 5.0, 1.0, 5.0, 3.0, 2.0, 1.0], "I2": ["The Restructuring of Social and Political Theory", "Words and Rules: The Ingredients of Language", "Comeback: A Parker Novel (Parker Novels)", "Shakespeare: The Invention of the Human", "Backflash: A Parker Novel (Parker Novels)", "The Initiate Brother: Book 1", "Gatherer of Clouds (The Initiate Brother, Book 2)", "About Face: Odyssey of an American Warrior", "God: The Evidence: The Reconciliation of Faith and Reason in a Postsecular World", "Breakout: The Chosin Reservoir Campaign, Korea 1950"], "I3": ["Music, The Brain, And Ecstasy: How Music Captures Our Imagination", "The Little Sister", "The Little Sister", "A Great Civil War: A Military and Political History, 1861-1865", "Three Rival Versions of Moral Enquiry: Encyclopaedia, Genealogy, and Tradition", "The Last Full Measure: The Life and Death of the First Minnesota Volunteers", "The Seville Communion", "No More Gallant a Deed: A Civil War Memoir of the First Minnesota Volunteers (Great Lakes Connections: The Civil War)", "Churchill: A Biography", "Wittgenstein's Poker: The Story of a Ten-Minute Argument Between Two Great Philosophers"], "I4": ["Baghdad Express: A Gulf War Memoir", "Time and the Mystery of Consciousness", "Snobbery: The American Version", "The Curious Incident of the Dog in the Night-Time", "The Summer of Ordinary Ways: A Memoir", "Talk to the Hand: The Utter Bloody Rudeness of the World Today, or Six Good Reasons to Stay Home", "The Mystery of Consciousness", "Crunchy Cons: How Birkenstocked Burkeans, gun-loving organic gardeners, evangelical free-range farmers, hip homeschooling mamas, right-wing nature ... America (or at least the Republican Party)", "Jonathan Strange and Mr. Norrell", "The God Delusion"]}
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{"id": "f0ef0a0fc275e96e18b7112e534642b7", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Double Blind", "Wrestling Demons", "The Noblest Vengeance (Have Body, Will Guard)", "Let It Ride (Pickup Men) (Volume 2)", "Strings Attached (Tales from Ballena Beach)", "A Dance with Domination", "Chase in Shadow", "Double Bound (Tales from Ballena Beach)", "Cross & Crown (A Sidewinder Story) (Volume 2)", "Wide Asleep (Tales from Ballena Beach)"], "I3": ["Keep Swimming (Volume 1)", "Hungry for Love", "The Only One Who Knows", "All in with the Duke", "Two Dumb Jocks", "Dumb Jock: The Musical", "Return on Investment", "Chasing the Dragon", "Dissonance", "Hard Fall"], "I4": ["Laying of Ghosts (Deputy Joe Novel) (Volume 3)", "Spin Out (Deputy Joe)", "Upside Down (Bronco's Boys)", "Inside Out", "The Mating of Michael (Sex in Seattle)", "Conduct Unbecoming", "Red Dirt Heart (Volume 1)", "Caught!", "We Danced", "Chaser"]}
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{"id": "718182cc3db75850d383c264ffb307a8", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Jane Austen Handbook: A Sensible Yet Elegant Guide to Her World", "The Light, the Dark, and Ember Between", "Across the Pond", "The Talking Baby: Simple Tricks And Techniques To Encourage Your Baby To Speak Sooner", "Sassy", "Ageing Well: A Guide to Rejuvenation and Longevity", "100 Bible Stories", "CliffsNotes on Austen's Pride and Prejudice (Cliffsnotes Literature Guides)", "100 Bible Stories", "The Summer Book"], "I3": ["Duchess of Death: The Biography of Agatha Christie", "Around the Opry Table: A Feast of Recipes and Stories from the Grand Ole Opry", "Tasha Tudor's Garden", "Hester - Kindle edition", "Hester (Oxford World's Classics)", "Poems About Horses (Everyman's Library Pocket Poets Series)", "Naamah's Kiss", "Agnes Grey (Penguin Classics)", "Fairy Hunters, InK.", "A Walk on the Beach: Tales of Wisdom From an Unconventional Woman"], "I4": ["The Impostor's Daughter: A True Memoir", "Gift from the Sea: 50th Anniversary Edition (Random House Large Print Biography)", "The Art of Racing in the Rain", "Understanding Other People: The Five Secrets to Human Behavior", "Aging with Grace", "Woman in Black", "Lady Audley's Secret (Penguin Classics)", "500 Handmade Books: Inspiring Interpretations of a Timeless Form (500 Series)", "Tales of Priut Almus: Participant Observation in a Russian Children's Shelter", "Italian for Beginners"]}
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{"id": "e94ff1d30a556d6f208da606d7ccc1db", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [1.0, 5.0, 2.0, 4.0, 3.0, 3.0, 3.0, 5.0, 3.0, 4.0], "U3": [5.0, 4.0, 5.0, 5.0, 3.0, 3.0, 5.0, 5.0, 3.0, 2.0], "U4": [5.0, 5.0, 5.0, 3.0, 3.0, 1.0, 3.0, 1.0, 5.0, 3.0], "I2": ["FACTORY WORLD TWO: Try Again book 11", "We All Died At Breakaway Station", "No Earthly Shore (Fall of Worlds/Areia Darenga)", "The Cabal", "The Dagger's Point", "Awake the Hornet", "In Dull Knife's Wake: The True Story of the Northern Cheyenne Exodus of 1878", "The Wars of the Iroquois", "The Ghosts of Armageddon", "Star Gate"], "I3": ["Star Rangers", "Dark Piper", "Star Guard", "Lord of Thunder", "Galactic Derelict", "The Bug Wars", "The Marauder Chronicles", "Sleeping Planet", "Bloodsport", "Shared Fantasy: Role Playing Games as Social Worlds"], "I4": ["Flamesong (Tekumel)", "Wasp", "Wasp (Totally Amazing)", "Valor's Choice (Turtleback School & Library Binding Edition) (Daw Book Collectors)", "TWO COMPLETE SCIENCE-ADVENTURE BOOKS VOL. 1 NO. 7 WINTER (OCT.DEC.) 1952 ["BEYOND THIS HORIZON" + "THE MAGELLANICS"]", "A Soldier's Duty (Theirs Not to Reason Why)", "The Sky Is Filled with Ships (U.K.)", "The United Planets", "Resurgent Dust", "Star Barbarian"]}
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{"id": "f056517ce01d822a7241f20a341e5a4f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0], "U3": [5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 3.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0], "I2": ["My Lucky Star : A Novel", "My Lucky Star", "Hard Fall", "Don't Let Me Go", "Candy Everybody Wants", "Adam", "The World Of Normal Boys: A Novel", "The Destiny of Ethan King", "Boystown 4: A Time For Secrets (Boystown Mysteries) (Volume 4)", "I'll Get There. It Better Be Worth The Trip.: 40th Anniversary Edition"], "I3": ["Remembrance of Things I Forgot: A Novel", "The Gentleman and the Rogue", "Lancelot in Love", "The Vast Fields of Ordinary", "Does This Baby Make Me Look Straight?: Confessions of a Gay Dad", "Shattered Glass", "Scrap Metal", "Love Bites: A Feral Hearts Tale (Volume 1)", "Getting Orlando", "Blue Sky Adam"], "I4": ["Murder in the Rue Chartres: A Chanse MacLeod Mystery (An Alyson Mystery)", "Sprout", "The Miles", "Witch Eyes", "Comfort and Joy", "The Bone Key", "The Celestial", "Another Dumb Jock", "Teach Me Tonight", "Olives for the Stranger (Have Body, Will Guard)"]}
{"id": "64ec0e79ac6eab2ceedaa1e308a95f90", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 4.0, 4.0, 3.0, 5.0, 4.0, 5.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 5.0, 3.0, 4.0, 4.0, 4.0, 3.0], "U4": [3.0, 4.0, 5.0, 5.0, 3.0, 4.0, 3.0, 4.0, 4.0, 4.0], "I2": ["Code Name Verity", "Illusions : The Adventures of a Reluctant Messiah", "The Mortal Instruments 6: City of Heavenly Fire", "A Girl Called Fearless: A Novel (The Girl Called Fearless Series)", "The Raven Boys", "Blind", "Jefferson's Sons: A Founding Fathers Secret Children", "The Enchantress Returns (The Land of Stories)", "The Casual Vacancy", "Cinder"], "I3": ["Bad Magic (The Bad Books)", "Hollow City", "The Land of Stories #3: A Grimm Warning", "The Scorch Trials", "The Maze Runner (Maze Runner, Book One) (The Maze Runner Series)", "Salt & Storm", "Harry Potter and the Prisoner of Azkaban", "Jim Henson: The Biography", "Mr. Penumbra's 24-Hour Bookstore: A Novel", "Eleanor & Park"], "I4": ["We Were Liars", "Red Azalea", "Harry Potter and the Chamber of Secrets", "Harry Potter And The Goblet Of Fire", "The Impossible Knife of Memory", "Harry Potter And The Order Of The Phoenix", "Conversion", "Rules (Scholastic Gold)", "The Bookman's Tale: A Novel of Obsession", "The Oedipus Plays of Sophocles: Oedipus the King; Oedipus at Colonus; Antigone"]}
{"id": "a4c6a82c4d7a4835947e40d0e191d135", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 3.0, 3.0, 5.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 3.0, 5.0], "U4": [4.0, 5.0, 5.0, 3.0, 5.0, 4.0, 5.0, 2.0, 5.0, 5.0], "I2": ["This Side of Eternity", "My Brother's Keeper", "Church Folk", "Married Men", "Some Sunday", "The Hearts of Men: A Novel", "Child of God: A Novel", "Hand-me-down Heartache: ['A Novel' to appear on TP only]", "October Suite: A Novel", "A Chocolate Affair: Four African American Women, Four Lessons - in Life and Love"], "I3": ["Singsation", "Baggage Check", "Postal Blues", "When Twilight Comes", "The Upper Room (A Mama Ruby Novel)", "THe Prodigal Husband", "Emotions", "Someone to Catch My Drift", "10 Minutes Past Too Late", "Married but Still Looking: A Novel"], "I4": ["Soulmates Dissipate", "Sittin' in the Front Pew: A Novel", "No Regrets", "Never Again Once More (Soulmates Dissipate)", "The Living Blood", "Don't Believe Your Lying Eyes: A Darryl Billups Mystery", "Testimony", "Thieves' Paradise", "An Ordinary Woman: A Novel", "A Love of My Own: A Novel"]}
{"id": "8ad5cfc2836ff40cda5f49c74499e41e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 3.0, 3.0, 3.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0], "U3": [5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U4": [4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 3.0, 4.0, 5.0, 5.0], "I2": ["The Finding (The Law of the Lycans)", "Children'S Books:When Monsters Come Out to Play. Bedtime stories, Rhyming Books for Children. (Monster Books For Kids Book 1) - Kindle edition", "The Vampire Coalition: The Complete Collection: Ethan's Mate, Rory's Mate, Nathan's Mate, Liam's Mate, Daric's Mate", "Tallulah Louise & The Terrible Sneeze", "Married by Monday (Weekday Brides)", "Fiancé by Friday (Weekday Brides Series)", "Things I've Had to Learn Over and Over and Over (Plus a Few Minor Discoveries)", "A Home for Christmas", "Those Darn Squirrels and the Cat Next Door", "Single by Saturday (Weekday Brides)"], "I3": ["Dark Witch (Cousins O'Dwyer)", "Whoosh Went the Wind!", "Naked in Death", "Vampire Academy (Vampire Academy, Book 1)", "Mockingjay: The Hunger Games", "The Hunger Games (Book 1)", "Glory in Death", "Better Off Without Him", "Carnal Secrets (The Phoenix Pack)", "Hudson (Fixed Series) (Volume 4)"], "I4": ["Driven ((The Driven Trilogy))", "Birthright (Roberts, Nora)", "Bared to You", "Crashed (The Driven Trilogy)", "Mockingjay: The Hunger Games", "The Hunger Games (Book 1)", "Decker's Wood", "Whiskey Beach", "Try (Temptation Series)", "This Man Confessed"]}
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{"id": "3c2c54346c0faf335a6c3e81e69b4ffd", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [1.0, 3.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0], "U3": [4.0, 5.0, 2.0, 4.0, 2.0, 3.0, 1.0, 5.0, 1.0, 4.0], "U4": [5.0, 4.0, 5.0, 4.0, 4.0, 2.0, 4.0, 5.0, 2.0, 5.0], "I2": ["Reading Capital (Radical Thinkers)", "An Introduction to Multilevel Modeling Techniques, Second Edition (Quantitative Methodology Series)", "Invitation to Sociology: A Humanistic Perspective", "Keeping Track: How Schools Structure Inequality, Second Edition", "Ghetto Schooling: A Political Economy of Urban Educational Reform", "Suicide: A Study In Sociology", "100 Statistical Tests", "Explorations in Classical Sociological Theory: Seeing the Social World", "Classical Sociological Theory", "Equality and Achievement: An Introduction to the Sociology of Education (2nd Edition)"], "I3": ["Education: Culture, Economy, and Society", "The German Ideology, including Theses on Feuerbach (Great Books in Philosophy)", "Introduction to Structural Equation Models (Studies in Population)", "The Manufactured Crisis: Myths, Fraud, And The Attack On America's Public Schools", "The Myth of Mental Illness: Foundations of a Theory of Personal Conduct", "Social Theory: The Multicultural and Classic Readings", "A Nation at Risk: The Imperative for Educational Reform", "Death of a Salesman (Modern Classics)", "An Essay on the Principle of Population (Oxford World's Classics)", "Declining Fortunes: The Withering Of The American Dream"], "I4": ["Strapped: Why America's 20- and 30-Somethings Can't Get Ahead", "Theory-Based Data Analysis for the Social Sciences (Undergraduate Research Methods & Statistics in the Social Sciences)", "From Max Weber: Essays in Sociology", "Unequal Childhoods: Class, Race, and Family Life", "Statistics for Social Data Analysis, 4th Edition", "Hierarchical Linear Models: Applications and Data Analysis Methods (Advanced Quantitative Techniques in the Social Sciences)", "Causal Inferences in Nonexperimental Research (The Norton library)", "Principles and Practice of Structural Equation Modeling, Fourth Edition (Methodology in the Social Sciences)", "The Stages of Economic Growth: A Non-Communist Manifesto", "Urban Villagers: Group and Class in the Life of Italian-Americans"]}
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{"id": "d32f7400e94b01b1bc761b284e282a85", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 3.0, 5.0, 3.0, 5.0, 5.0, 4.0], "U3": [4.0, 5.0, 4.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 3.0, 4.0, 5.0], "I2": ["Storm Cycle", "Jericho's Fall", "Blood Game: An Eve Duncan Forensics Thriller", "The Perfect Couple (The Last Stand)", "Ends of the Earth (Bug Man)", "206 Bones (Temperance Brennan Series, Book 1)", "Scarpetta (A Scarpetta Novel)", "Bed of Roses (The Bride Quartet, Book 2)", "206 Bones", "Dust to Dust (The Prophecy)"], "I3": ["Unhallowed Ground (Harrison Investigation)", "The Well", "Prime Time", "With a Vengeance", "Vengeance Road (A Jack Gannon Novel)", "Gutshot Straight: A Novel", "The Darkness", "The Bone Chamber (Sidney Fitzpatrick)", "Think Twice", "The Bricklayer"], "I4": ["The 13th Hour: A Thriller", "Girl Missing (Previously published as Peggy Sue Got Murdered): A Novel", "Play to Kill", "Supreme Justice: A Novel of Suspense (Dana Cutler Series)", "The Cold Room (A Taylor Jackson Novel)", "Death Echo (St. Kilda Consulting)", "Reckless: A Novel", "The Bone Thief: A Body Farm Novel", "My Blackberry Curve", "Bodily Harm (Thorndike Press Large Print Thriller)"]}
{"id": "e8de4e4476517073ccd40cbb92422f4b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 4.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 2.0], "U4": [5.0, 4.0, 4.0, 4.0, 5.0, 3.0, 4.0, 5.0, 5.0, 5.0], "I2": ["The Apocalypse Code", "Creation and Evolution 101: A Guide to Science and the Bible in Plain Language (Christianity 101)", "The Bible Answer Book", "Princess and the Goblin (Abridged Classics)", "The Island of Seven Cities: Where the Chinese Settled When They Discovered America", "The Children of Húrin", "The Politically Incorrect Guide to Capitalism", "Princess and the Goblin (Abridged Classics)", "The Mapmakers, Revised Edition", "Hidden History"], "I3": ["The Hundred-Year Lie: How to Protect Yourself from the Chemicals That Are Destroying Your Health", "Rediscovery of Lost America (A Dutton paperback ; D545)", "The Sas Survival Handbook", "A Walk Across America", "The Mound Builders", "The Christian Imagination: The Practice of Faith in Literature and Writing (Writers' Palette Book)", "The Cell's Design: How Chemistry Reveals the Creator's Artistry", "The Politically Incorrect Guide to the Bible (Politically Incorrect Guides (Audio))", "1434", "The Irresistible Revolution: Living as an Ordinary Radical"], "I4": ["Why the Universe Is the Way It Is", "Twinkie, Deconstructed: My Journey to Discover How the Ingredients Found in Processed Foods Are Grown, M ined (Yes, Mined), and Manipulated into What America Eats", "Lost Lands, Forgotten Realms: Sunken Continents, Vanished Cities, and the Kingdoms That History Misplaced", "Lost Cities of North & Central America (Lost Cities Series)", "More Than a Theory: Revealing a Testable Model for Creation (Reasons to Believe)", "Living Well On Practically Nothing", "Natural Theology (Oxford World's Classics)", "Darwin's Conservatives: The Misguided Quest", "The Watchers Out of Time: Fifteen soul-chilling tales by", "The Reason for God: Belief in an Age of Skepticism"]}
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{"id": "2b4fbd057efe0ced2b0544a61968814b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 3.0, 3.0, 5.0, 3.0, 5.0, 4.0, 5.0, 5.0, 2.0], "U3": [5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0], "U4": [3.0, 5.0, 5.0, 5.0, 2.0, 2.0, 2.0, 2.0, 4.0, 4.0], "I2": ["STO 3b: Envoy  (CD): A Captain Sulu Adventure (Star Trek (Unnumbered Audio))", "New Frontier (Star Trek New Frontier)", "Q-Zone (Star Trek The Next Generation, Book 48)", "Q-Strike (Star Trek The Next Generation, Book 49)", "Wil's Bones", "Experiencing God Study Bible: New International Version (Niv), Black Bonded Leather Concordance, Words of Christ in Red", "Violets Are Blue ~ Detective Alex Cross Series", "Carter Beats the Devil", "Old-Time Radio's Greatest Mysteries - Including 'The Shadow', 'Escape', 'Inner Sactum Mysteries' and 'The Mysterious Traveler'", "One More for the Road"], "I3": ["The Ravine and Here There Be Tigers", "The Wind & the Veldt (Paperback Audio)", "Kaleidoscope & There Was An Old Woman", "Ice", "Union Jack TPB", "Probe (Star Trek)", "The Last Roundup (Star Trek: the Original Series)", "Star Trek: Nemesis (Widescreen) [DVD] (2004) DVD", "Ezekiel's Shadow", "Black Coffee (Poirot)"], "I4": ["Sensei: A Thriller", "Three", "Encouragement for Living: Daily Devotions", "Come to Me", "Bomber", "The Day Of The Jackal", "The Show Must Go On/The Cry and the Covenant/Autobiography of Will Rogers/Cry, the Beloved Country (Reader's Digest Condensed Books, Volume 1: 1950)", "Best Sellers from Reader's Digest Condensed Books The Source, Intern, Hotel St. Gregory, To Sir, with Love", "Paranoia", "Blind Justice: A Novel"]}
{"id": "f03d638bebf795fc168da4c4e6aa8052", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 5.0, 4.0, 3.0, 1.0, 5.0, 5.0, 4.0, 4.0], "U3": [4.0, 2.0, 4.0, 3.0, 3.0, 5.0, 5.0, 2.0, 4.0, 4.0], "U4": [4.0, 5.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0], "I2": ["After the Fall (A Tucker Springs Novel)", "A Vampire's Christmas Carol", "Ty Hard: Willow Springs Ranch (Volume 1)", "Revenge: West Coast Novel (Volume 1)", "Deceived - Part 1 New York", "Beautiful Illusions", "Smart, Sexy and Secretive (The Reed Brothers)", "Tall, Tatted and Tempting: The Reed Brothers (Volume 1)", "Reasons I Fell for the Funny Fat Friend", "Eternal Seduction"], "I3": ["Mid Life Love", "Ember X (Death Collectors)", "His Wicked Games (His Wicked Games #1)", "This Love's Not for Sale", "Stubborn Love (Volume 1)", "Reaper's Property (Ellora's Cave Moderne)", "Inhuman", "Path Unchosen (Daughter of Ravenswood) (Volume 1)", "In A Heartbeat (Rebel Walking Series) (Volume 1)", "Pretty Poison"], "I4": ["Emerge (Evolve Series)", "Believe (True Believers)", "The Lake: (The Lake Series, Book 1)", "Fierce", "Perfectly Broken", "Searching for Perfect", "Inn at Last Chance", "Lash (The Skulls) (Volume 1)", "Love Slave for Two [Love Slave for Two, Book 1]", "Hot and Bothered (Hot in the Kitchen)"]}
{"id": "f9069268ae61f1d339938722623cd350", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 4.0, 3.0, 4.0, 4.0, 3.0, 4.0, 3.0, 3.0], "U3": [3.0, 3.0, 4.0, 3.0, 4.0, 3.0, 3.0, 4.0, 4.0, 4.0], "U4": [3.0, 3.0, 3.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "I2": ["Jake (The Cowboys)", "Money Burns: A Fiddler and Fiora Mystery", "The Spy Who Kissed Me (Five Star Standard Print Romance)", "Baby Blessed (That Special Woman!) (Silhouette Special Edition, No 895)", "Fabulous Beast (Silhouette Promo)", "The Bride and the Beast (Once Upon a Time)", "Valentine Kisses (Zebra Regency Romance)", "A Season Of Virtues (Zebra Regency Romance)", "Blushing Brides (Zebra Historical Romance)", "Little Magic"], "I3": ["The Grand Hotel", "The Stud (Harlequin Signature Select)", "Husband on Trust (Presents S.)", "Expecting! : The Stud / A Question of Pride / A Little Magic (By Request)", "A Question Of Pride (Harlequin Presents, No 1140)", "Million Dollar Baby (Silhouette Special Edition, No 743)", "Donovan's Promise (Silhouette Intimate Moments No. 247)", "His Chariot Awaits (Silhouette Romance)", "Rodeo Riders: Rigged to Ride", "Lassoed! (Silhouette Romance)"], "I4": ["Stranger in Her Bed (Silhouette Intimate Moments, No 798)", "Roan (Louisiana Gentleman)", "Sweet Temptations (Zebra Regency Romance)", "Birthday Party", "Lost Romance Ranch (Route 66 Series, Book 3)", "Golden Goddess (Silhouette Desire)", "Maddy Lawrence'S Big Adventure (Heartbreakers) (Silhouette Intimate Moments)", "Nightwalker (Silhouette Promo)", "Sweetwood Bride", "All That Glitters (Once Upon a Dream Series #2)"]}
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{"id": "01cee51f1591cc1ad4042111778617ae", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 3.0, 4.0, 3.0, 3.0, 3.0, 4.0, 5.0, 5.0, 4.0], "U3": [5.0, 5.0, 5.0, 2.0, 5.0, 3.0, 3.0, 3.0, 5.0, 4.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0], "I2": ["Reckless", "The Blind Date (Love Unexpected)", "School Boy (G Street Chronicles Presents)", "Loyalty & Respect: Mina's Story", "Mr White Series 4-6 (BWWM Interracial Romance Bundle) (Volume 2)", "Mr White Series 1-3 (BWWM Interracial Romance Bundle) (Volume 1)", "A Man's Promise (The Grangers)", "Texas Wild (Westmorelands)", "One Winter's Night", "Zane"], "I3": ["Irresistible Forces (Forged of Steele)", "Georgia On My Mind", "Canyon", "A Change To Bear (A BBW Shifter Romance)", "What a Westmoreland Wants (The Westmorelands)", "Delicate Freakn' Flower (Freakn' Shifters)", "Enemies and Playmates", "Loyalty 2 Da Streets (Volume 1)", "Hidden Pleasures (Forged of Steele)", "Going All Out"], "I4": ["Riding The Storm (The Westmorelands)", "Going All Out II", "Thorn's Challenge (The Westmorelands)", "Stranded with the Tempting Stranger: A 2-in-1 Collection", "Solid Soul (Forged of Steele)", "The Proposal", "Tall, Dark...Westmoreland! (The Westmorelands)", "Jared's Counterfeit Fiancee (The Westmorelands)", "Stern (The Westmorelands)", "Spencer's Forbidden Passion (The Westmorelands)"]}
{"id": "7c014bb1d0b268bfb6ed3c42426bfe2c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 4.0, 4.0, 3.0, 4.0, 5.0, 4.0, 4.0], "U3": [5.0, 3.0, 3.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0], "U4": [4.0, 3.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0], "I2": ["Exquisite (The Exquisite Series) (Volume 1)", "Periodic Table Advanced (Quick Study)", "A Beautiful Lie (Playing with Fire Series)", "Beautiful Bastard", "The Billionaire's Dance: Billionaire Bachelors", "The Siren", "Seduced - Book Three - Surrender Series (Volume 3)", "Complete Me (The Stark Series #3)", "The Tycoon's Vacation: Baby for the Billionaire", "Jake Undone"], "I3": ["Strings", "Spellbound", "The Marriage Bargain (Marriage to a Billionaire)", "Beats (Hard Rock Harlots) (Volume 2)", "Knight and Day: (Knight erotic trilogy, book 3 of 3) (Volume 3)", "Entice (Exquisite Series) (Volume 2)", "Protecting What's His (Line of Duty)", "Connected (The Connections Series)", "Austin Mahone 2014 Premium Wall Calendar", "Revealing Us (The Inside Out Series)"], "I4": ["Checkmate: A Neighbor From Hell", "If I Were You: Inside Out Trilogy (Volume 1)", "Playing for Keeps (Neighbor from Hell)", "The Way You Look Tonight (The Seattle Sullivans)", "Disastrous", "Come Away With Me: Book One in the With Me In Seattle Series (Volume 1)", "Barely Breathing: The Breathing Series (Volume 2)", "Against The Wall", "All In: The Blackstone Affair, Book 2", "The Tycoon's Revenge: Baby for the Billionaire"]}
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{"id": "e5bfa5327340ef095cec4d60ccea7311", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 3.0, 4.0, 5.0], "I2": ["The Five Stages of Falling in Love", "Recklessly His: A Bad Boy Mafia Romance", "Illusion (Swept Away)", "Taming My Prince Charming", "Finding Allie (Breaking Away Series #1) (Volume 1)", "Crossed", "Riding Steele (Ready to Ride)", "Only for Him (Volume 1)", "Prick: A Stepbrother Romance", "Saving Dancer (Savage Brothers MC) (Volume 2)"], "I3": ["Set in Stone", "Until July (Until Her)", "Never Kiss a Stranger", "Loved By You: BBW BWWM Romance (Found by You) (Volume 2)", "Stepbrother Charming: A Billionaire Bad Boy Romance", "Never Is a Promise", "Back to You (The Hurley Boys)", "In the Wind", "Never Say Never (Volume 3)", "Finally Found You"], "I4": ["Beyond Right Or Wrong", "Outlaw's Bride: Grizzlies MC Romance (Outlaw Love)", "Arrogant Bastard", "Love Scars: Bad Boy's Bride", "Just Say Yes", "Stepbrother UnSEALed: A Bad Boy Military Romance", "Substitute Bride (Beaufort Brides) (Volume 2)", "The Familiar: A Paranormal Romantic Comedy (Bad Tom Series) (Volume 1)", "Keep: Romanian Mob Chronicles (Volume 1)", "Fall: Romanian Mob Chronicles (Volume 2)"]}
{"id": "f8dd67d450613c970284c788b92ef619", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 3.0, 3.0, 4.0, 3.0, 2.0, 5.0, 2.0, 3.0, 1.0], "U3": [2.0, 4.0, 3.0, 3.0, 3.0, 3.0, 3.0, 2.0, 4.0, 4.0], "U4": [3.0, 1.0, 4.0, 4.0, 4.0, 5.0, 4.0, 3.0, 3.0, 2.0], "I2": ["Hopi Kachina Dolls with a Key to Their Identification", "Co-Creation Code Deck", "The Mayan Calendar and the Transformation of Consciousness", "Journey to Machu Picchu: Spiritual Wisdom From the Andes", "Initiation by the Nile", "The Secret of the Incas: Myth, Astronomy and the War Against Time", "Jungle Medicine", "The Fourth Dimension: Sacred Geometry, Alchemy, and Mathematics", "Walk on Water", "Maya/Atlantis: Queen Moo and the Egyptian Sphinx"], "I3": ["Genesis of the Cosmos: The Ancient Science of Continuous Creation", "Serpent in the Sky: The High Wisdom of Ancient Egypt", "Stonehenge Complete, Third Edition", "Fungi (Natural World Series)", "Breathing: The Master Key to Self Healing (The Self Healing Series)", "Secrets of the Ancient Incas: A Modern Approach to Ancient Ritual and Practice", "The Lost Hall of Records : Edgar Cayce's Forgotten Record of Human History in the Ancient Yucatan", "Reiki and the Healing Buddha", "Supernatural: Meetings with the Ancient Teachers of Mankind", "Initiation: A Woman's Journey into the Heart of the Andes"], "I4": ["Reiki The Ultimate Guide Learn Sacred Symbols & Attunements plus Reiki Secrets You Should Know", "The Divine Matrix: Bridging Time, Space, Miracles, and Belief", "Mushroom Wisdom: How Shamans Cultivate Spiritual Consciousness", "Digital Wedding Photography: Capturing Beautiful Memories", "Sacred Mushroom of Visions: Teonancatl: A Sourcebook on the Psilocybin Mushroom", "Being and Vibration", "The Prism of Lyra: An Exploration of Human Galactic Heritage", "Huichol Beads 2008 Calendar (English and Spanish Edition)", "Crystal Skulls: Interacting with a Phenomenon", "The Spontaneous Healing of Belief: Shattering the Paradigm of False Limits"]}
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{"id": "3f09e1338a39ad8e6e28442a9bc2836e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Haven (A Bishop/SCU Novel)", "Keeper of the Night & The Keepers (The Keepers: L.A.)", "Lethal Dreams", "The Sharpest Edge", "Echoes at Dawn (A KGI Novel)", "Black Jack: A Novel (Elite Ops)", "Carrie's Protector", " Desperate Magic (The Chronicles of Arandal) eBook", "The Colton Ransom", "Twice a Target (Task Force Eagle)"], "I3": ["Maverick and the Lady", "Once Burned (Task Force Eagle)", "Dire Desires: A Novel of the Eternal Wolf Clan", "Deception Cove (A Rainshadow Novel)", "Against the Mark (The Raines of Wind Canyon)", "Targeted (Deadly Ops Series)", "Catch, Release (Brothers in Arms: Fully Engaged)", "Unbreakable: A Section 8 Novel", "The Reunited (FBI Psychics #3) (The FBI Psychics)", "Jamie (Visitation, Book 5)"], "I4": ["The Keepers: Christmas in Salem (Harlequin Nocturne)", "The Warrior", "A Thousand Lies", "Vampire Most Wanted: An Argeneau Novel (Argeneau Vampire)", "The Curl Up and Dye", "Crimson Twilight (1001 Dark Nights)", "Blood on Copperhead Trail (Bitterwood P.D.)", "Rule Breaker (A Novel of the Breeds)", "In the Dark (Silhouette Intimate Moments No. 1309)", "When Day Breaks (A KGI Novel)"]}
{"id": "dc96665f68fb6d2ea310c1900370409b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 3.0, 1.0, 4.0, 3.0, 4.0, 5.0, 4.0, 4.0], "U3": [3.0, 4.0, 4.0, 3.0, 3.0, 2.0, 2.0, 5.0, 2.0, 2.0], "U4": [3.0, 3.0, 5.0, 5.0, 3.0, 3.0, 5.0, 3.0, 4.0, 3.0], "I2": ["Live Flesh", "Shut Your Eyes Tight", "The Children's Home: A Novel", "A Girl is a Half-Formed Thing", "If You Could See Me Now", "A Cold Season", "The Devil's Bag Man: A Novel (Jess Galvan)", "Brood", "Julia", "The End of the Jews: A Novel"], "I3": ["The Damned: A Novel", " Path of Needles eBook", "The Consultant", "Rage Is Back: A Novel", "Shadowland", "Leaving the Atocha Station", "Magic Terror: 7 Tales", "Total Victim Theory", "Cold Light: A Novel", "The History Major: A Novella"], "I4": ["The Awakening - Kindle edition", "The Awakening (Case Studies in Contemporary Criticism)", "The String Diaries", "The String Diaries", "Submerged", " NDE - The Lazarus Initiative eBook", "Hikikomori and the Rental Sister", "Subterranea: Nine Tales of Dread and Wonder", "Beautiful Sorrows", "Ghost Chant"]}
{"id": "febb4dfd754a684aa97c63009eae1b10", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 3.0, 5.0, 3.0, 5.0, 4.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 3.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Suspicion of Vengeance", "The Big Nap (Mommy-Track Mystery)", "Rise to Rebellion", "The Deadhouse (Alexandra Cooper Mysteries)", "The Sigma Protocol", "Good Harbor", "The Lost Son: A Life in Pursuit of Justice", "Jackdaws", "The Lake of Dead Languages: A Novel (Ballantine Reader's Circle)", "Don't Let's Go to the Dogs Tonight: An African Childhood"], "I3": ["Savannah Blues", "Billy Strobe", "The Lions of Lucerne", "Breaking Clean", "The Nanny Diaries: A Novel", "Tell No One", "Pride, Prejudice and Jasmin Field: A Novel", "One Thousand White Women: The Journals of May Dodd", "One Thousand White Women by Fergus, Jim 1 edition (2007)", "Up Country"], "I4": ["Crow Lake", "Step-Ball-Change", "Courting Trouble", "The Puzzle Bark Tree", "Folly", "This Pen For Hire: A Jaine Austen Mystery", "Maggie Needs An Alibi (Maggie Kelly Mysteries)", "Mortal Allies", "Life at These Speeds: A Novel", "Ella Minnow Pea: A Novel in Letters"]}
{"id": "5db41147062459a7e61ea555d45d5a7d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 3.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Three Battlegrounds", "Holiness, Truth, and the Presence of God: A Penetrating Study of the Human Heart and How God Prepares It for His Glory", "Ignite: How to Spark Immediate Growth in Your Church", "The Birth of Your Destiny", "Culture of Honor: Sustaining a Supernatural Environment", "The Five Streams", "Humility: The Hidden Key to Walking In Signs and Wonders (English and Hindi Edition)", "Glory Invasion Expanded Edition: Walking Under an Open Heaven", "Experiencing the Holy Spirit", "Call Me Crazy, but I'm Hearing God's Voice: Secrets to Hearing the Voice of God"], "I3": ["Eyes of Honor: Training for Purity and Righteousness", "Reformer's Pledge", "Maximizing Misfortune: Turning Life's Failures into Success", "Can't You Talk Louder, God?", "The Voice of God", "Storm Warrior: A Believer's Strategy for Victory", "77 Irrefutable Truths Of Prayer", "The School of Seers Expanded Edition: A Practical Guide on How to See in The Unseen Realm", "33 Degrees Of Deception: An Expose Of Freemasonry", "The Good and Beautiful God:: Falling in Love with the God Jesus Knows (Apprentice (IVP Books)"], "I4": ["Good and Beautiful God: Falling in Love with the God Jesus Knows", "Expecting Miracles: True Stories of God's Supernatural Power and How You Can Experience It", "Visions Beyond the Veil", "Keeping a Clean Heart in a Dirty World", "When We Have Failed-What Next?", "Possessing the Gates of the Enemy: A Training Manual for Militant Intercession", "The Life Giver: '...But I Come that You Might Have Life and Have it in Abundance.' John 10:10", "The Gift in You: Discovering New Life Through Gifts Hidden in Your Mind", "Memorable Scenes from Old Testament Homes", "The Darkness and the Dawn: Empowered by the Tragedy and Triumph of the Cross"]}
{"id": "bdcefc0d6f0f0220dd11ed86d1661175", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Captivated (Adam & Ella) (Volume 1)", "Charmed (Adam & Ella) (Volume 2)", "Cherished (Adam & Ella) (Volume 3)", "Weak for Him (Weakness)", "Playing With Fire (Guarded Hearts)", "Quintessentially Q (Monsters in the Dark) (Volume 2)", "Tears of Tess", "Entice (Evolve Series) (Volume 3)", "Lost In Us", " Fractured Steel (Imperfect Metal Series Book 1) eBook"], "I3": ["The Prince of Punk Rock (Radical Rock Stars) (Volume 1)", "The Barter System (Volume 1)", "Craved (Adam & Ella) (Volume 4)", "The Demarcation of Jack (Fractured Fidelities Trilogy)", "Fearless (Ruin) (Volume 3)", "Toxic (Ruin Book 2) (Volume 2)", "Spin (Songs of Corruption) (Volume 1)", "Stuck in Between (Bound by Your Love) (Volume 1)", "Intractable Souls (Bound4Ireland) (Volume 1)", "Weak Without Him (Weakness)"], "I4": ["Love, Lies & The D.A.", "Runaway", "Kismet", "Their Virgin Secretary (Masters of Menage) (Volume 6)", "Random Acts of Crazy", "It's Complicated", "Yours Truly, Taddy: (The Undergrad Years) (Invitation to Eden)", "Random Acts of Trust (Random Series #2)", "Love, Lex: (The Undergrad Years #1) New Adult Contemporary Romance", "Alpha"]}
{"id": "23e72cd7374c7d35d594c2f445db466f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 1.0, 5.0, 5.0, 5.0, 5.0, 3.0], "U4": [5.0, 3.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Celebration of Discipline: The Path to Spiritual Growth", "Oracle8: The Complete Reference", "The Holiness of God (Revision)", "Fresh Wind, Fresh Fire", "Interpreter's Bible: 010", "Palm For Dummies", "The King James Only Controversy: Can You Trust Modern Translations?", "Children's Illustrated Dictionary", "Word Freak: Heartbreak, Triumph, Genius, and Obsession in the World of Competitive Scrabble Players", "The Day of Christ's Return Leader's Guide: What the Bible Teaches, What You Need to Know"], "I3": ["New Testament History", "JavaScript: The Definitive Guide", "Abounding Grace An Anthology Of Wisdom", "Prime Numbers and Computer Methods for Factorization (Progress in Mathematics)", "The World's Most Famous Math Problem: The Proof of Fermat's Last Theorem and Other Mathematical Mysteries", "Spirit Warriors: A Soldier Looks at Spiritual Warfare", "Web Site Usability: A Designer's Guide", "Don't Make Me Think: A Common Sense Approach to Web Usability, 2nd Edition", "Japanese Candlestick Charting Techniques: A Contemporary Guide to the Ancient Investment Techniques of the Far East", "Candlestick Charting Explained: Timeless Techniques for Trading Stocks and Futures"], "I4": ["Pit Bull", "A Long Obedience in the Same Direction: Discipleship in an Instant Society", "Trading for a Living: Psychology, Trading Tactics, Money Management", "Trader Vic: Methods of a Wall Street Master", "Trade Your Way to Financial Freedom", "Visual Basic Programmer's Guide to Serial Communications", "Financial Freedom Through Electronic Day Trading", "Working for Yourself: Law and Taxes for Independent Contractors, Freelancers, and Consultants (Working for Yourself: Law & Taxes for Independent Contractors, Freelancers, & Consultants)", "Systematic Theology", "Moving to VB .NET: Strategies, Concepts, and Code, Second Edition"]}
{"id": "35b3849c2ad603c150ae3c84e6dba59f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0], "U4": [5.0, 5.0, 5.0, 4.0, 4.0, 3.0, 4.0, 5.0, 4.0, 5.0], "I2": ["Mechanic", "Verum (The Nocte Trilogy) (Volume 2)", "Stabled (The Stables Trilogy) (Volume 1)", "Disillusioned (Swept Away)", "Illusion (Swept Away)", "Resolution (Swept Away)", "Undeniably You", "Lux (The Nocte Trilogy) (Volume 3)", "Work of Art ~ The Collection", "Twenty-One (21)"], "I3": ["Big Rock", "End of Day (Jack & Jill Series) (Volume 1)", "Sentenced", "Ultimate Sin", "Owned by the Hitman", "PS... You're Mine", "Amanda's Dominant Daddy", "The Master (The Submissive Series)", "What Happens After", "Altered"], "I4": ["For my Master('s)", "The Hitman's Dancer (The Snake Eyes Series) (Volume 2)", "Flirting with Danger", "Stripped Raw", "F*THS(Friends That Have Sex) (Volume 1)", "Game Changer", "Promise", "Cleat Chaser", "Bastard's Baby", "Yes, Mr. Mitchell"]}
{"id": "d89c7b3862d51c7f003fdc5f55c64695", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 4.0, 4.0, 4.0, 3.0, 5.0, 3.0, 3.0, 4.0], "U3": [4.0, 4.0, 5.0, 4.0, 4.0, 3.0, 5.0, 3.0, 5.0, 4.0], "U4": [5.0, 3.0, 3.0, 2.0, 4.0, 3.0, 5.0, 4.0, 5.0, 4.0], "I2": ["Thrown By a Curve (A Play-by-Play Novel)", "Cut & Run (Cut & Run Series)", "Lover Revealed (Black Dagger Brotherhood, Book 4)", "Lover Avenged (Black Dagger Brotherhood, Book 7)", "Lover Avenged (Black Dagger Brotherhood, Book 7)", "Beginning Again (Second Chances)", "Lover Avenged (Black Dagger Brotherhood, Book 7)", "Lover Unleashed (Black Dagger Brotherhood, Book 9)", "Lone Wolf (Shifters Unbound)", "Claim Me (The Stark Series #2)"], "I3": ["Girl Three", "A Taste of You", "On Dublin Street (On Dublin Street Series)", "Twisted Perfection (Perfection, Bk 1) (The Rosemary Beach Series)", "Headed for Trouble (Troubleshooters)", "Dead Ever After (Sookie Stackhouse/True Blood)", "Death in Door County: A Val & Kit Mystery (The Val & Kit Mystery Series) (Volume 3)", "Riding the Night (A Wild Riders Novel)", "The Perfect Play (A Play-by-Play Novel)", "Changing the Game (A Play-by-Play Novel)"], "I4": ["Taking a Shot (A Play-by-Play Novel)", "Playing to Win (A Play-by-Play Novel)", "Riding Wild (A Wild Riders Novel)", "Beautiful Disaster", "Eyes Wide Open: The Blackstone Affair, Book 3", "White Trash Beautiful", "Tangled (The Tangled Series)", "SEAL of Honor (HORNET)", "Soul Stripper", "Unbreak Me"]}
{"id": "0f2a02dbcae8c68db5491d4abf81dbe5", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0], "U4": [5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0], "I2": ["The Downfall of a Good Girl", "Surprising Lord Jack (Duchess of Love, Book 2)", "Darius: Lord of Pleasures", "Bungalow Nights (Beach House No. 9, Book 2)", "Taking Shots: The Assassins Series", "Smooth Sailing", "The Love Shack (Beach House No. 9)", "The House that Love Built", "Extreme Love (Love to the Extreme)", "A Shot of Sultry (Sultry Springs)"], "I3": ["Cowboy Take Me Away (Rainbow Valley)", "Sand Castle Bay (An Ocean Breeze Novel)", "Carry Your Heart", "Jake (A Wyoming Sky Novel)", "Once Upon a Prince (Royal Wedding Series)", "Just One Kiss (Fool's Gold, Book 11)", "SEAL of Honor (HORNET)", "Nicholas: Lord of Secrets (The Lonely Lords)", "Kissing the Maid of Honor", "It Had to Be You (Lucky Harbor)"], "I4": ["Summer in Napa (A St. Helena Vineyard Novel)", "Head Over Heels", "Two of a Kind (Fool's Gold, Book 12)", "Home Run: A Novel", "Honey Pie (Cupcake Club)", "Trying to Score: The Assassins Series", "Ethan: Lord of Scandals (The Lonely Lords)", "Big Girl Panties: A Novel", "By Design", "Never Love a Scoundrel (Secrets and Scandals) (Volume 5)"]}
{"id": "2fc28675371a836f02cfa26864b39049", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 2.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Slow Burn: Burn Fat Faster by Exercising Slower", "Secrets to Lasting Love: Uncovering the Keys to Life-Long Intimacy", "Who Gets to Marry Max? (Harlequin American Romance, No. 843)", "The Good Enough Child: How to Have an Imperfect Family and Be Perfectly Satisfied", "The Truth About Lying: How to Spot a Lie and Protect Yourself from Deception", "Nonverbal Communication in Human Interaction", "Undoing Depression: What Therapy Doesn't Teach You and Medication Can't Give You", "You Can Write Greeting Cards", "Talk Is Not Enough: How Psychotherapy Really Works", "Nonverbal Communication: Forms and Functions"], "I3": ["You Can Write a Cookbook", "Dynamic Characters: How to Create Personalities That Keep Readers Captivated", "The Spark: The Revolutionary 3-Week Fitness Plan That Changes Everything You Know About Exercise, Weight Control, and Health", "The Female Stress Syndrome Survival Guide", "Get Anyone to Do Anything: Never Feel Powerless Again--With Psychological Secrets to Control and Influence Every Situation", "What Does Everybody Else Know That I Don't?: Social Skills Help for Adults with Attention Deficit/Hyperactivity Disorder", "Did You Say Something Susan?: How Any Woman Can Gain Confidence With Assertive Communication", "Stop Walking on Eggshells (EasyRead Edition): Taking Your Life Back When Someone You Care About Has Borderline Personality Disorder", "Never Be Lied to Again: How to Get the Truth In 5 Minutes Or Less In Any Conversation Or Situation", "Teaching Your Child the Language of Social Success"], "I4": ["Complete Idiot's Guide to Understanding Catholicism", "Intimate Connections", "Spanish-English Housekeeping", "Spanish Verb Manual : Correct Conjugation and Regional Use", "How to Write Funny", "Pills That Work, Pills That Don't: A Family Guide to Personal Pharmacology", "The Natural History of Alcoholism Revisited", "Sicilian Home Cooking: Family Recipes from Gangivecchio", "Passport's Guide to Ethnic Chicago", "Portraits of Temperament"]}
{"id": "e676f3194ba9cde4377342f04fa545f4", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 3.0, 4.0, 3.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U3": [4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 3.0, 4.0, 5.0], "U4": [3.0, 5.0, 4.0, 3.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0], "I2": ["My Last Days As Roy Rogers", "A Price for Everything", "Courting Trouble", "Kissed a Sad Goodbye (Duncan Kincaid/Gemma James Novels)", "Grievous Sin (Decker/Lazarus Novels)", "And Justice There Is None", "Agatha Raisin and the Day the Floods Came (Agatha Raisin Mysteries, No. 12)", "Death in Holy Orders (Adam Dalgliesh Mystery Series #11)", "The Shadow Dancer (Wind River Reservation Mystery)", "The Cat Who Ate Danish Modern"], "I3": ["Body of Evidence", "Brick Lane: A Novel", "Sanctuary: A Decker/Lazarus Novel (Decker/Lazarus Novels)", "Now May You Weep: A Novel", "A Killing Spring (Joanne Kilbourn Mysteries (Paperback))", "In the Bleak Midwinter: A Clare Fergusson and Russ Van Alstyne Mystery (Clare Fergusson/Russ Van Alstyne Mysteries)", "Step-Ball-Change", "Must Love Dogs", "Pride and Predator (Ben Reese Mysteries (Ballantine))", "Set in Darkness: An Inspector Rebus Novel (Inspector Rebus Mysteries)"], "I4": ["Pray for Us Sinners", "Fault Line (Em Hansen Mysteries)", "Bridesmaids Revisited: An Ellie Haskell Mystery", "Bone Hunter (Em Hansen Mysteries)", "The Falls: An Inspector Rebus Novel (Inspector Rebus Novels)", "A Vow of Sanctity", "Alpine for You: A Passport to Peril Mystery (Passport to Peril Mysteries)", "A Vow of Fidelity (Sister Joan Mystery)", "Murder of a Barbie and Ken (Scumble River Mysteries, Book 5)", "In the Blood"]}
{"id": "e4f31f61791a841e1e2154303b237e75", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0], "U4": [5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 3.0, 5.0], "I2": ["Just a Little Critter Collection (Little Critter)", "Just Go to Bed (Little Critter) (Pictureback(R))", "Just Me and My Dad (Little Critter)", "Beloved Belindy", "The Chimera Sequence", "Fairy Tale Sex: Out of This World Erotic Romance", "The Understory", "Bad Wolf (Bad Wolf Chronicles)", "Mister Socky", "The World Beneath (A Joe Tesla Novel) (Volume 1)"], "I3": ["Invasion of Privacy (Brody Taylor Thrillers)", "Gadzooks! A Comically Quirky Audio Book", "The Nameless One", "Love You Forever", "Killing Silence: Book One of the Loser Mysteries", "Topsail Island: Mayberry by the Sea", "Carson Chance, P. I.", "The Popcorn Thief (Chronicles of Franklin)", "Take Back Tomorrow", "The Soul Thief (Chronicles of Franklin) (Volume 2)"], "I4": ["Blue Hydrangeas", "Rex Tanner and the Sword of Damocles", "Easy Minimalist Living: 30 Days to Declutter, Simplify and Organize Your Home Without Driving Everyone Crazy", "Dangerous and Unseemly: A Concordia Wells Mystery", "Reminiscing About Retail: Confessions of a Cashier", "Halloweenland", "Hallows Eve", "Horrorween: The Orangefield Series, Book 1", "The Candle Star", "Just Me and My Mom (A Little Critter Book)"]}
{"id": "da661c00ec54c9725b47a68e0a5a8d69", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 2.0, 5.0, 4.0, 2.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U3": [4.0, 3.0, 2.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0], "U4": [4.0, 4.0, 5.0, 5.0, 3.0, 5.0, 4.0, 4.0, 4.0, 5.0], "I2": ["Keys To The Demon Prison (Turtleback School & Library Binding Edition) (Fablehaven)", "The Red Pyramid (Kane Chronicles Series #1)", "The Perfect Blend (Tea Shop, Book 1)", "Toys", "Before I Go to Sleep: A Novel", "Before Midnight: A Retelling of 'Cinderella' (Once upon a Time)", "Rogue Wave", "The Girl in the Gatehouse", "A Wedding Blunder in the Black Hills (Brides & Weddings)", "Pearl in the Sand: A Novel"], "I3": ["A Vision of Lucy (Rocky Creek Romance)", "Snow Angel: A Novel", "Forbidden (The Books of Mortals)", "Michael Vey: The Prisoner of Cell 25", "Seeking His Love (Love Inspired)", "The Land Beyond the Portal", "An Amish Wedding", "Naomi's Gift: An Amish Christmas Story", "The Merchant's Daughter (Fairy Tale Romance Series)", "Undercurrent"], "I4": ["Everblue: Mer Tales #1", "Smitten", "Lonestar Angel", "A Marriage Carol", "The Accidental Bride (A Big Sky Romance)", "First Date", "Fatal Reality", "The Map Across Time (The Gates of Heaven Series)", "A Man to Trust (Love Inspired)", "Blue Moon Promise (Under Texas Stars)"]}
{"id": "6c09d6429ef8fa46db2991227f85918b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 3.0, 4.0, 3.0, 4.0], "U3": [5.0, 2.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 5.0], "I2": ["Sugar Skull: An Eve Diamond Novel", "Copper River: A Cork O'Connor Mystery (Cork O'Connor Mysteries)", "Exit Strategy", "Blindfold Game", "Killing Rain (John Rain Thrillers)", "Saturday's Child (Cal Innes)", "Last Rituals: An Icelandic Novel of Secret Symbols, Medieval Witchcraft, and Modern Murder", "The Dangerous Hour (A Sharon McCone Mystery)", "The Cage", "Consider the Lilly (Jenny Connors Mysteries)"], "I3": ["Plug Your Book! Online Book Marketing for Authors, Book Publicity through Social Networking", "In the Lake of the Moon", "Bad Guys (Zack Walker)", "See No Evil", "Harry Potter and the Chamber of Secrets, Book 2", "Harry Potter and the Deathly Hallows, Book 7", "Harry Potter (4 Volumes set)", "The Jade Peony: A Novel", "The Enemy Stalks", "The Real Witches Handbook"], "I4": ["Secret of the Sands", "The Kill: A Novel (Predator Trilogy)", "Skye Dancer", "Relocating Mia", "Soul Identity", "Jobless Recovery", "The Stone Diaries", "Blood Lies", "A Firm Place To Stand: Finding Meaning in a Life with Bipolar Disorder", "Fatal Feng Shui (Domestic Bliss Mystery)"]}
{"id": "4391b217fde2f27d6955777ad778ce15", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 4.0, 2.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Target Berlin: Mission 250, 6 March 1944", "Winning at New Products: Accelerating the Process from Idea to Launch, Third Edition", "Vicksburg: The Campaign That Opened the Mississippi (Civil War America)", "Lincoln's War: The Untold Story of America's Greatest President as Commander in Chief", "The Sword of Attila: A Novel of the Last Years of Rome", "The Scourge of God", "Product Development for the Lean Enterprise: Why Toyota's System Is Four Times More Productive and How You Can Implement It", "Eagle in the Snow: General Maximus and Rome's Last Stand", "Luckiest Man: The Life and Death of Lou Gehrig", "Twilight at Little Round Top: July 2, 1863--The Tide Turns at Gettysburg"], "I3": ["Champion Hill: Decisive Battle for Vicksburg", "1776 : America and Britain at War", "Never Call Retreat: Lee and Grant: The Final Victory: A Novel of the Civil War (The Gettysburg Trilogy)", "Ghost Soldiers: The Forgotten Epic Story of World War II's Most Dramatic Mission", "Red Sun Setting: The Battle of the Philippine Sea", "Johannes Brahms: A Biography", "Clash of the Carriers: The True Story of the Marianas Turkey Shoot of World War II", "The Fall of the Roman Empire: A New History of Rome and the Barbarians", "The Pacific War Companion: From Pearl Harbor to Hiroshima", "The Battle of Leyte Gulf: The Last Fleet Action (Twentieth-Century Battles)"], "I4": ["Utah Beach: The Amphibious Landing and Airborne Operations on D-Day, June 6, 1944", "The Last Stand of the Tin Can Sailors: The Extraordinary World War II Story of the U.S. Navy's Finest Hour", "Death Without Company: A Longmire Mystery", "Ten Rules for Strategic Innovators: From Idea to Execution", "On the Warpath in the Pacific: Admiral Jocko Clark and the Fast Carriers", "A Guide to the Battles of the American Revolution", "Innovation: The Five Disciplines for Creating What Customers Want", "The First World War (Smithsonian History of Warfare)", "A World Undone: The Story of the Great War, 1914 to 1918", "Rome's Greatest Defeat: Massacre in the Teutoburg Forest"]}
{"id": "3753fa75af4c56ae50a9dbc7e7104625", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 3.0, 3.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 1.0, 5.0, 3.0, 4.0, 1.0, 4.0, 4.0, 4.0], "U4": [3.0, 5.0, 3.0, 3.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0], "I2": ["Mockingbird", "The Cormorant", "Elsker: The Elsker Saga: Book One", "I Bring the Fire: Part I : Wolves (Volume 1)", "Chosen (The Djinn Wars) (Volume 1)", "Dead Radiance (Valkyrie, Book 1)", "Water's Wrath (Air Awakens Series Book 4) (Volume 4)", "Bright Blaze of Magic (Black Blade)", "Soldier (The Talon Saga)", "The Ouroboros Cycle, Book 4: A Sojourn in Bohemia"], "I3": ["Over Your Dead Body (John Cleaver)", "The Music Box Girl", "The Gatekeeper's Sons: Gatekeeper's Trilogy, Book One (Volume 1)", "Twin Souls: Book One in the Twin Souls Saga", "Blood Debt: Touched Series", "The Forgotten Ones (The Danaan Trilogy) (Volume 1)", "Marked: Soul Guardians Book 1", "Relentless", "Beyond The Veil (The Veil Series)", "Shaxoa's Gift: Book Two in the Twin Souls Saga"], "I4": ["Stone of Destiny (The Danaan Trilogy) (Volume 2)", "Hammer of the Gods (The Desolate Empire) (Volume 3)", "The Fury", "Dead Set: A Novel", "A Monster Calls: Inspired by an idea from Siobhan Dowd", "Abomination", "Blade Song", "Night Blade (Colbana Files) (Volume 2)", "Broken Blade` (Colbana Files) (Volume 3)", "Edged Blade (The Colbana Files) (Volume 4)"]}
{"id": "6d2b32d58dacf2bcdcac628430b1785e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [1.0, 2.0, 4.0, 3.0, 1.0, 3.0, 3.0, 1.0, 3.0, 4.0], "U3": [1.0, 3.0, 4.0, 3.0, 5.0, 5.0, 3.0, 5.0, 1.0, 4.0], "U4": [1.0, 3.0, 2.0, 1.0, 3.0, 1.0, 3.0, 3.0, 3.0, 2.0], "I2": ["Rusted Tin (Ralph Compton Western Series)", "The Dangerous Dawn (Yakima Henry Series)", "Starfist: Force Recon: Pointblank", "Warlord of the Pit (Outlanders)", "Understanding the Times", "Infinity Breach (Outlanders)", "Speaking in Tongues", "Cradle of Destiny (Outlanders)", "Restless Soul (Rogue Angel)", "Seven Wagons West (Trailsman, No. 1)"], "I3": ["Faith of Our Founding Fathers", "A Lone Star Christmas", "Strikemasters", "Slaughter Canyon (A Ralph Compton Western)", "The Last Ride of Jed Strange", "Death is the Hunter", "Hell Road Warriors (Deathlands)", "A Crying Shame", "Wyoming Slaughter: A Cotton Pickens Western", "The Last Lawman (Rusty Spurr)"], "I4": ["Visions, Trips, and Crowded Rooms: Who and What You See Before You Die", "A Time to Slaughter (Brothers O'Brien)", "The Trail West", "Brimstone Trail (A Ralph Compton Western)", "Brazos", "Support Your Local Deputy (Cotton Pickens Western)", "Executive Orders", "EXECUTIVE ORDERS", "Trailsman #263: Arkansas Assault", "Straight Shooter"]}
{"id": "9c24834a86ddba942580f92705c6fdf3", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U3": [4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Mirror of Shadows", "Harbored Secrets", "Hamfist Over The Trail: The Air Combat Adventures of Hamilton 'Hamfist' Hancock (Volume 1)", "The Angry Woman Suite", "Lantern in the Mist", "Let Sleeping Dogs Lie", "Cats are Weird and More Observations", "Promise Cove: A Pelican Pointe Novel", "Six of One: A Tudor Riff", "Acting Obsessed"], "I3": ["Treasure of Saint-Lazare", "The Blood Upon The Rose", "A Noble Groom", "Rain on Your Wedding Day", "Good Guys Love Dogs", "Though My Heart Is Torn: The Cadence of Grace, Book 2", "The Ivy House (The Queensbay Series) (Volume 2)", "One Glorious Ambition: The Compassionate Crusade of Dorothea Dix, a Novel", "Shattered (Alaskan Courage) (Volume 2)", "Trouble in Store: A Novel"], "I4": ["A Season of Love (Kauffman Amish Bakery Series)", "That Dog Won't Hunt (Dearing Family) (Volume 1)", "Perfecting Kate", "Splitting Harriet", "Dirty Deeds (Squeaky Clean Mysteries) (Volume 4)", "Stranded (Alaskan Courage, Book 3)", "For Every Season: Book Three in the Amish Vines and Orchards Series", "The Secret Keeper (Home to Hickory Hollow)", "Fired Up (Trouble in Texas) (Volume 2)", "Burning Sky: A Novel of the American Frontier"]}
{"id": "764b4ffd4d24dafdb51871228794612f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [5.0, 2.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 3.0, 4.0], "I2": ["Black Diamond Death", "Major League Baseball IQ: The Ultimate Test of True Fandom", "Scandal Sheet", "Death on a High Floor: A Legal Thriller", "I Have a Secret (Volume 3)", "The Perfect Woman", "Bang the Drum Slowly", "Blue Straggler", "Heart For The Game: The Incredible Saga of Simon Keith", "Spring into Summer"], "I3": ["The 30 Greatest Sports Conspiracy Theories of All-Time: Ranking Sports' Most Notorious Fixes, Cover-ups, and Scandals", "'Scuse Me While I Kill This Guy", "One Fall", "Breaking News", "Sloane Monroe Series Boxed Set, Books 1-3", "Sinnerman", "Guns Will Keep Us Together (Greatest Hits Romance)", "Rumours", "The Long Walk", "Stand By Your Hitman (Romantic Mysteries)"], "I4": ["Kicking & Dreaming: A Story of Heart, Soul, and Rock and Roll", "GOING DENTAL in New Jersey", "The Fireball Kid", "Fall into Winter", "This Little Piggy Went to the Liquor Store: Unapologetic Admissions from a Non-Contender for Mother of the Year (The Tales of Imperfection Series)", "Hooked", "I Shot You Babe", "Stranger in Town", "Shorthanded: The Untold Story of the Seals: Hockey's Most Colorful Team", "Blonde Demolition"]}
{"id": "3ecfb1ebe34d476ac656cc4594badb90", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "I2": ["Stone Of Fire: An ARKANE Thriller Book 1 (Volume 1)", "Crypt of Bone: An ARKANE Thriller, Book 2", "Ark of Blood: An ARKANE Thriller Book 3 (Volume 3)", "The Gods of Guilt (A Lincoln Lawyer Novel)", "The Gray Man", "On Target (Gray Man)", "Ballistic (Gray Man)", "Dead Eye (Gray Man)", "Meta", "Fledgling (The Dragonrider Chronicles)"], "I3": ["The Academy: Book 1 (Volume 1)", "Innocence", "Project Nemesis (a Kaiju Thriller)", "Project Maigo (A Kaiju Thriller)", "The Forty-Seven Ronin Story", "Powderhorn", "The Synchronicity War Part 1 (The Synchroncity War) (Volume 1)", "The Synchronicity War Part 2 (Volume 2)", "The Scout", "Orbs (Volume 1)"], "I4": ["Steel World (Undying Mercenaries)", "Omega (a Jack Sigler Thriller)", "Extraordinary Powers", "Patient", "Chaos Quarter (The Chaos Quarter)", "Reapers: Breakers, Book 4", "Scrapyard Ship", "Hab 12: A Scrapyard Ship Novel (Volume 2)", "The Gift", "The Polaris Protocol (A Pike Logan Thriller)"]}
{"id": "69560d9064c302dba3a5a661450afa5f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 3.0, 3.0], "U4": [3.0, 3.0, 4.0, 4.0, 4.0, 4.0, 4.0, 1.0, 3.0, 4.0], "I2": ["Pride", "Mirror, Mirror", "Returning Pride (The Pride Series)", "Unspoken", "The Rosie Project", "Slave to Sensation (Psy-Changelings, Book 1)", "River Road: a standalone romantic suspense novel by an internationally bestselling author", "No One to Trust: A Novel (Hidden Identity) (Volume 1)", "The Doctor's Forever Family", "Worth Dying For (The Protectors (Intimate Moments))"], "I3": ["Lasting Pride (Pride Series Romance Novels)", "Hand of Evil (Ali Reynolds)", "Web of Evil: A Novel of Suspense (Ali Reynolds)", "(Mis)fortune (Judgement of the Six) (Volume 2)", "Mine to Possess (Psy-Changelings, Book 4)", "Timebound (The Chronos Files)", "The 9th Girl (Kovac and Liska)", "Caressed By Ice (Psy-Changelings, Book 3)", "Doing Hard Time (A Stone Barrington Novel)", "Fresh Disasters (Stone Barrington)"], "I4": ["Cold Paradise (Stone Barrington)", "Harvest Moon (A Virgin River Novel)", "Undetected", "Finding Sarah", "Busted: A Novella (Will Trent series) (The Will Trent Series)", "Forgotten Sins (Sin Brothers)", "I'll Find You", "Enemy in Blue", "Nora Roberts Land (Dare Valley)", "Dead Ringer"]}
{"id": "0d7f0df35f9111b0a86f6ab76875c6ed", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0], "U3": [4.0, 5.0, 5.0, 5.0, 2.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Witch of Blackbird Pond (Collins Modern Classics)", "The Slave Dancer", "The Jack Tales: Folk Tales From The Southern Appalachians", "Sing Down the Moon", "The Jack Tales", "James and the Giant Peach CD", "Where Do You Think You're Going, Christopher Columbus?", "WHY DONT YOU GET A HORSE, SAM ADAMS? (PAPERBACK) 1996 PUFFIN", "The Upstairs Room (Trophy Newbery)", "Why Johnny Can't Write: How to Improve Writing Skills"], "I3": ["If You're Trying to Teach Kids How to Write . . . Revised Edition: You've Gotta Have This Book! (Ip, 62-5)", "Chernowitz!", "Miss Nelson Is Missing!", "Friendship: An Expos", "Rich Dad Poor Dad (What the Rich Teach Their Kids About Money - That the Poor and Middle Class Do Not!)", "The Borrowers", "THE LORD OF THE RINGS Trilogy - (The Fellowship of the Ring, The Return of the Ring, The Two Towers) - 3 BOOK SET (MOVIE COVERS)", "Hobbit", "The Hobbit", "To Be a Slave (Puffin Modern Classics)"], "I4": ["If You Grew Up With Abraham Lincoln", "Fellowship of the Ring (Lord of the Rings Part 1)", "Hobbit and Lord of the Rings Trilogy - Boxed Set of 4 Books", "Many Moons (A Harcourt Brace Contemporary Classic)", "Tikki Tikki Tembo", "Ira Sleeps Over", "Ma Lien and the Magic Brush", "Eli", "Alexander and the Wind-Up Mouse (Step Into Reading, Step 3)", "Zeralda's Ogre"]}
{"id": "6badd514a9ca294ae3497577971f0a93", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 2.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0], "U4": [4.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0], "I2": ["Hobbit", "THE LORD OF THE RINGS Trilogy - (The Fellowship of the Ring, The Return of the Ring, The Two Towers) - 3 BOOK SET (MOVIE COVERS)", "The Poet", "Seek the Fair Land", "Frequent Flyer", "The Narrows", "Armadillos & Old Lace", "The Silent People", "The Da Vinci Code (Robert Langdon)", "The Wee Free Men: A Story of Discworld"], "I3": ["Spanking Watson (Kinky Friedman Novels (Paperback))", "Whit, or Isis amongst the unsaved", "A Scorching Wind", "The Concrete Blonde (Harry Bosch)", "To Kill a Mockingbird", "Watership Down (Perennial Classics)", "The Color of Magic: A Discworld Novel", "The Light Fantastic: A Discworld Novel", "Monstrous Regiment (Discworld)", "The Last Coyote (Harry Bosch)"], "I4": ["Jonathan Strange and Mr. Norrell", "Trunk Music (Harry Bosch Novels)", "Golem's Eye", "Out", "Angels Flight (Harry Bosch)", "The Curious Incident of the Dog in the Night-Time", "Quite ugly one morning", "You Cannot Be Serious", "Blood Work", "Shadow of the Wind"]}
{"id": "d70a6ba25682d1c1f4e83e402180dc52", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 2.0, 1.0, 4.0, 3.0, 3.0, 1.0, 3.0, 4.0, 3.0], "U3": [4.0, 3.0, 4.0, 4.0, 4.0, 2.0, 3.0, 5.0, 3.0, 3.0], "U4": [4.0, 3.0, 3.0, 3.0, 4.0, 4.0, 4.0, 4.0, 2.0, 2.0], "I2": ["Crossfire", "Nighttime Is My Time", "The Nanny Diaries: A Novel", "OceanSpace: A Novel", "Live Bait", "Star Quality", "Oyster Blues: A Novel", "Sandstorm (Sigma Force)", "The Trigger", "Total Exposure"], "I3": ["A Little Magic", "Drummer in the Dark (Marcus Glenwood Series #2)", "Double Whammy", "Eleven on Top", "Skintight (Hqn)", "Skyhook (Nance, John J)", "Can You Keep a Secret?", "Origin in Death", "Two Of A Kind: An Anthology (Mira Hardbacks)", "A Loving Scoundrel: A Malory Novel (Malory-Anderson Family)"], "I4": ["The Job", "Riding the Storm (Code Red) (Code Red)", " Saratoga Backtalk eBook", "The Analyst: A Novel", "Deep South (Anna Pigeon Mysteries)", "Polar Shift (The NUMA Files)", "Sapphire Sea, The", "Blood Lure", "Too Good To Be True", "Blue Twilight: A Rachel Porter Mystery (Rachel Porter Mysteries)"]}
{"id": "7780d23a55aa0e70e60e627fe8065c85", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 4.0, 4.0, 3.0, 4.0, 4.0, 2.0, 3.0], "U3": [4.0, 3.0, 4.0, 3.0, 4.0, 2.0, 4.0, 3.0, 2.0, 4.0], "U4": [3.0, 3.0, 4.0, 1.0, 4.0, 5.0, 5.0, 5.0, 3.0, 3.0], "I2": ["The Revenge of the Cheerleaders", "Playing the Field", "Fame, Glory, and Other Things on My To Do List", "Someone Else's Fairytale", "Serendipity", "Nobody's Damsel (Someone Else's Fairytale) (Volume 2)", "Paint Me True", "How to Take the Ex Out of Ex-Boyfriend", "Glamorous Illusions: A Novel (Grand Tour Series)", "Daughter of Time:  A Time Travel Romance (The After Cilmeri Series)"], "I3": ["The Reluctant Bachelorette: A Romantic Comedy", "Gwen's Honor (Heartland Romance)", "The Princess Trap", "Working It Out: A Romantic Comedy", "Crossroads in Time (The After Cilmeri Series)", "The Heiress of Winterwood (Whispers On The Moors)", "Blackmoore (Proper Romances)", "Winds of Time (The After Cilmeri Series)", "The Stranger She Married (Rogue Hearts) (Volume 1)", "Moonlight Masquerade: A Regency Romance"], "I4": ["The Governess of Highland Hall: A Novel (Edwardian Brides)", "When Love Calls: A Novel (The Gregory Sisters)", "Loved Like That", "Thunder and Rain: A Novel", "A Bride for Keeps: A Novel", "Discovering Sophie", "Fair Catch", "Closing in: A Novel", "Through Love's Trials", "A Bid For Love"]}
{"id": "468daf38c2fa96583418a59c608e4c37", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Chasing Allie (Breaking Away Series #2) (Volume 2)", "Claimed (Decadence after Dark Book 2)", "Prey: Marko Delacroix #1 (Volume 1)", "Keeping Allie (Breaking Away Series #3) (Volume 3)", "Driven By Destiny: Aedyn Book 2 (Volume 2)", "Forbidden Pleasures (Volume 1)", "Twisted Affair Vol. 1 (Volume 1)", "Dark Pleasures (Volume 2)", "Twisted Affair Vol. 3 (Volume 3)", "Twisted Affair Vol. 4 (Volume 4)"], "I3": ["Mercy: A Dark Erotica (Volume 1)", "Accidental Valentine", "Stoking the Embers: Romantic Suspense (Volume 1)", "Little Things (Second Chances) (Volume 1)", "Stoking the Embers: Romantic Suspense (Volume 2)", "Use Somebody", "Pure Pleasures: Alpha Billionaire Romance (Volume 3)", "Serving Him Book 1", "Little Moments (Second Chances) (Volume 2)", "Ruined: Dark Romance (A Decadence After Dark Epilogue) (Book 3) - Kindle edition"], "I4": ["Serving HIM Book 2: Alpha Billionaire Romance", "Serving HIM Vol. 3: Alpha Billionaire Romance", "Saved By Destiny: Aedyn Book 3", "Serving HIM Book 4: Alpha Billionaire Romance", "Unexpected Chances (Volume 1)", "Serving HIM Book 5: Alpha Billionaire Romance", "Flawed Heart", "Pure Lust Vol. 1", "Unexpected Changes (Chances Series) (Volume 2)", "Healing"]}
{"id": "fd5f4d2e54a3f89a17daf9dd0e49425b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Nature and Architecture", "Ideal Cities: Utopianism and the (Un)Built Environment", "Federico Fellini The Book of Dreams", "Michelangelo's Florence Pieta", "St. Peter's", "Passage: A Work Record", "Woman in the Mirror", "Torero", "Richard Avedon: Photographs 19462004", "Michelangelo: The Piets - Photographs by Aurelio Amendola"], "I3": ["Body of Art", "West Coast Modern: Architecture, Interiors & Design", "Art Spaces Architecture & Design (English and German Edition)", "Artists Living with Art", "Robert A. M. Stern: Buildings and Towns", "Where are the Utopian Visionaries?: Architecture of Social Exchange", "Unbuilt Masterworks of the 21st Century", "Visionary Architecture: From Babylon to Virtual Reality (Architecture & Design)", "30:30 Landscape Architecture", "Visionary Architecture: Blueprints of the Modern Imagination"], "I4": ["Brick", "Nicola & Giovanni Pisano Pulpits", "Holz Hollywood: 30 Years of Portraits", "Concrete", "Architecture Visionaries", "Architectural Inventions: Visionary Drawing of Buildings", "Popular Mechanics Robots: A New Age of Bionics, Drones & Artificial Intelligence", "Visionary Architecture: Unbuilt Works of the Imagination", "Visions of Seaside: Foundation/Evolution/Imagination. Built and Unbuilt Architecture", "The New Paradigm in Architecture: The Language of Postmodernism"]}
{"id": "217bacfc76df3640bd0591787cf34420", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 3.0], "U3": [4.0, 5.0, 5.0, 2.0, 5.0, 2.0, 5.0, 3.0, 4.0, 5.0], "U4": [2.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 3.0, 4.0, 4.0], "I2": ["Denying History: Who Says the Holocaust Never Happened and Why Do They Say It?", "Prozac Backlash: Overcoming the Dangers of Prozac, Zoloft, Paxil, and Other Antidepressants With Safe, Effective Alternatives", "Snow Angels: A Novel", "The Wildest Dream: The Biography of George Mallory", "The Faustian Bargain: The Art World in Nazi Germany", "Lost on a Mountain in Maine", "Jewish Fundamentalism in Israel (Pluto Middle Eastern Studies)", "Hiking Trails of the Great Smoky Mountains : A Comprehensive Guide", "Hiking Trails of the Smokies", "A Short History of Rudeness: Manners, Morals, and Misbehavior in Modern America"], "I3": ["Japanese Jive: Wacky and Wonderful Products from Japan", "Funny That Way: Adventures in Fabulousness", "Everyday People", "True Emergency Room Stories", "It's the Little Things: Everyday Interactions That Anger, Annoy, and Divide the Races", "The Real Lincoln: A New Look at Abraham Lincoln, His Agenda, and an Unnecessary War", "Running with Scissors: A Memoir", "Useless Knowledge: Answers to Questions You'd Never Think to Ask", "The Rage and the Pride", "Just Lucky I Guess: A Memoir of Sorts"], "I4": ["A Guide to Car-Hiking The Appalachian Trail", "The Man Jesus Loved", "Queer Street: The Rise and Fall of an American Culture, 1947-1985", "Going Down: The Instinct Guide to Oral Sex", "That's Why They're in Cages, People!", "Our Last Backpack: A Memoir (Hiking & Climbing)", "Still Life with Bombers: Israel in the Age of Terrorism", "In the Steps of Mister Proust", "Blinking Red Light", "Cheat and Charmer: A Novel"]}
{"id": "b3fd102523f6ae085e923ae5e4b3b029", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 1.0, 3.0, 5.0, 5.0, 1.0, 5.0, 5.0, 1.0, 1.0], "U4": [5.0, 1.0, 5.0, 5.0, 5.0, 1.0, 5.0, 5.0, 1.0, 1.0], "I2": ["California's Over", "The Friends of Eddie Coyle", "Concepts of Modern Mathematics (Dover Books on Mathematics)", "The Agent", "The Immaculate Invasion", "While I Was Gone", "House of Sand and Fog (Oprah's Book Club)", "A Dangerous Friend", "One Day Too Long: Top Secret Site 85 and the Bombing of North Vietnam", "1001 Things Everyone Should Know About The South"], "I3": ["A Better War: The Unexamined Victories and Final Tragedy of America's Last Years in Vietnam", "Hearts in Atlantis", "Denmark Vesey: The Buried History of America's Largest Slave Rebellion and the Man Who Led It", "In Pharaoh's Army", "Modern Medea: A Family Story of Slavery and Child-Murder from the Old South", "Stiffed: The Betrayal of the American Man", "Gone Boy: A Walkabout", "The Predictors: How a Band of Maverick Physicists Used Chaos Theory to Trade Their Way to a Fortune on Wall Street", "Timeline", "Stark"], "I4": ["Hell to Pay: The Unfolding Story of Hillary Rodham Clinton", "Proximity to Death", "24/7: Living it Up and Doubling Down in the New Las Vegas", "Mormon America: The Power and the Promise", "The Battle of New Orleans: Andrew Jackson and America's First Military Victory", "My People's Waltz", "Afterburn: A Novel", "Afterburn: A Novel", "Dead Man Walking: An Eyewitness Account of the Death Penalty in the United States", "The New City: A Novel"]}
{"id": "066c3ffa924ec9207707dabcd4cc01a4", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": [" Where is BobbiCat?", "A Promise Kept", "Society of the L.A.M.B.", "A Hopeful Heart (Hearts of the Lancaster Grand Hotel)", "Amish by Accident", "Moms' Night Out", "The Silent Governess", "The Place of Voices (TimeDrifter Series) (Volume 1)", "Fried Chicken and Gravy: A Christian Romance", "The Land Uncharted (Volume 1)"], "I3": ["Malicious Mischief (Katy Railway Mysteries) (Volume 1)", "Farewell For A While (Sometimes we're asked to forgive the unforgivable) (Volume 2)", "Legend of Loch Ness Monster for Kids: A Mystery in the United Kingdom", "The Salvation of Jeffrey Lapin (The Jeff and Maddy Salvation Series) (Volume 1)", "Secrets and Lies: A Redemption's Edge Novel (Volume 2)", "Breathing on Her Own - If time heals all wounds, what are we to do with our scars?", "A Reason to Run (The Camdyn Series) (Volume 1)", "A Reason to Be Alone (The Camdyn Series) (Volume 2)", "A Cajun Christmas Miracle: A Belle Camellia Novel", "The Inheritance Inn"], "I4": ["Snowfall: A Days of Redemption Christmas Novella", "The Sands of Santa Rosa", "Windows of the Soul", "One Among Men: The Maryland State University Series, Book 1 (Volume 1)", "Three Wise Queens: A Story of the Nativity Gifts", "Trent: Everyone has a Past", "The Movement of Crowns", "The Movement of Rings (Movement of Crowns) (Volume 2)", "Prelude", "The Movement of Kings (Movement of Crowns) (Volume 3)"]}
{"id": "67ef1f1924a5c669bf595ef997896d03", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 3.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 3.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 2.0, 4.0, 5.0, 5.0], "I2": ["Double Dare", "One Heart ~ Two Souls", "Try Me, Tempt Me, Take Me: One Night with Sole Regret Anthology (Volume 1)", "The Bet", "Every Girl Does It", "Naked: The Blackstone Affair, Book 1", "Eyes Wide Open: The Blackstone Affair, Book 3", "Claim Me (The Stark Series #2)", "Dodge the Bullet", "Jennifer's Garden"], "I3": ["On Dublin Street (On Dublin Street Series)", "Beautiful Bastard", "Bared to You", "Bared to You / Reflected in You / Entwined with You", "Bared to You / Reflected in You / Entwined with You", "Deliver Me", "Tart (A Delicious Novel)", "Fallen Too Far", "Never Too Far (Tempting Too Far Novel)", "Forever Too Far: A Rosemary Beach Novel (The Rosemary Beach Series)"], "I4": ["Falling Into Us", "Forbidden Disclosure (A Billionaire in Disguise)", "Beauty From Pain (Beauty Series) (Volume 1)", "Beauty from Surrender (Beauty Series #2) (Volume 2)", "The Billionaire's Obsession: The Complete Collection: Mine For Tonight, Mine For Now, Mine Forever, Mine Completely", "Heart Of The Billionaire: : (The Billionaire's Obsession ~ Sam)", "Damaged (Volume 1)", "A Soft Place to Fall", "Beautiful Bitch (The Beautiful Series)", "Facade (The Games Series)"]}
{"id": "812a34a976b042d692bfa19afd6b4502", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 3.0, 3.0, 3.0, 3.0], "U3": [4.0, 4.0, 3.0, 3.0, 5.0, 2.0, 5.0, 2.0, 4.0, 5.0], "U4": [4.0, 4.0, 5.0, 5.0, 4.0, 3.0, 2.0, 3.0, 4.0, 4.0], "I2": ["The Handmaid's Tale (Contemporary Classics)", "The Hook", "Eyes of Prey", "The Da Vinci Code (Robert Langdon)", "Life of Pi", "The Husband: A Novel", "Hammerhead Ranch Motel (Serge Storms)", "The Illustrated Hitch-hiker's Guide to the Galaxy", "Gone", "The No. 1 Ladies' Detective Agency (Movie Tie-in Edition): A No. 1 Ladies' Detective Agency Novel (1)"], "I3": ["The Hot Kid", "Affair of the 39 Cufflinks, The (Inspector Wilkins Mysteries)", "Cosmopolis", "A Farewell to Arms (A Scribner Classic)", "Cat's Cradle (Essential Penguin)", "Short Straw (Ed Eagle, Bk 2)", "Slaughterhouse Five", "Forever Odd", "Under Cover of Daylight", "The God of Small Things"], "I4": ["Echo Park (A Harry Bosch Novel)", "Judge & Jury", "Angels & Demons (Random House Large Print)", "The Shining", "Cross (Alex Cross)", "Light in August (Modern Library College Editions Series)", "Nature Girl", "The King of Torts: A Novel", "The Kite Runner", "The Kite Runner (Chinese Edition)"]}
{"id": "c1eaee4622f8dde5a33eec9dacd31859", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 3.0, 5.0, 1.0, 5.0, 5.0, 5.0, 3.0], "U4": [5.0, 5.0, 5.0, 2.0, 4.0, 5.0, 5.0, 3.0, 5.0, 5.0], "I2": ["The Walking People", "Suitable for Framing", "Know Your Viking (Creative machine arts series)", "Dragons and other creatures: Chinese embroideries of the Ch'ing Dynasty", "Beryllium Murder (Worldwide Library Mysteries)", "The Finishing Touches", "Making Vintage Bags: 20 Original Sewing Patterns for Vintage Bags and Purses", "Fabric Leftovers: Simple, Adaptable Ways to Use Up Scraps", "Sew Vintage: New Creations from Found Fabric", "Rules of Vengeance (Jonathon Ransom Series)"], "I3": ["Relentless: A Novel", "Rules of Deception (Jonathon Ransom Series)", "Even Cat Sitters Get the Blues (Dixie Hemingway Mysteries, No. 3)", "The Sewing Machine Attachment Handbook", "Heaven's Keep: A Novel (Cork O'Connor Mystery Series)", "The Music Room: A Memoir", "A Big Little Life", "Cures and Curiosities: Inside the Wellcome Library", "Secrets She Left Behind", "The Lieutenant"], "I4": ["Dollmaker, The", "Interception", "The Book of Fires: A Novel", "Middling Folk: Three Seas, Three Centuries, One Scots-Irish Family", "Red Hot Lies (An Izzy McNeil Novel)", "Deeper Than the Dead", "The Girl Next Door: A Novel", "The Mist (The Ireland Series)", "The Postmistress", "Dead Wrong (Joanna Brady Mysteries, Book 12)"]}
{"id": "43e900ed0d78d4d028da86cf6b706f85", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 3.0, 4.0, 5.0, 3.0, 5.0, 3.0, 5.0, 1.0, 5.0], "U3": [2.0, 5.0, 5.0, 4.0, 4.0, 3.0, 4.0, 3.0, 4.0, 2.0], "U4": [4.0, 5.0, 5.0, 3.0, 4.0, 5.0, 2.0, 2.0, 4.0, 4.0], "I2": ["My Lord Scandal: Notorious Bachelors", "Lizzie's Rake", "An Accidental Affair (Distinguished Rogues)", "Hunting the Hero (Wild Randalls) (Volume 4)", "Engaging the Enemy (Wild Randalls)", "The Governess Affair", "The Lady Always Wins", "The Devil in Winter (The Wallflowers, Book 3)", "The Trouble with Honor (The Cabot Sisters)", "Tacitus: The Histories, Volumes I and II"], "I3": ["Waking Up With the Duke (London's Greatest Lovers)", "A Rake's Reform (Signet Regency Romance)", "Fallen Angel (Signet Regency Romance)", "A Pressing Engagement (Signet Regency Romance)", "The Fortune Hunter", "A Dedicated Scoundrel (Signet Regency Romance)", "The Last Wicked Scoundrel: A Scoundrels of St. James Novella", "She's No Princess (Guilty Series)", "The Love Match/Quadrille (Omnibus)", "Ridiculous (Volume 1)"], "I4": ["Winter Wedding", "The Admiral's Penniless Bride", "The Wedding Ring Quest (Harlequin Historical)", "The Six Month Marriage", "Confessions from an Arranged Marriage (The Burgundy Club)", "Secrets of a Summer Night (The Wallflowers, Book 1)", "Between the Devil and Ian Eversea: Pennyroyal Green Series", "Twice a Rake: Lord Rotheby's Influence, Book 1 (Volume 1)", "What I Did For a Duke: Pennyroyal Green Series", "A Lady Awakened (Blackshear Family)"]}
{"id": "3a713b355f97d85c6459905803870e59", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0], "I2": ["Campaigning for Christopher, The Winslow Brothers #4 (The Blueberry Lane Series) (Volume 10)", "Eighteen (18): Based on a True Story", "Dare to Seduce (NY Dares) (Volume 3)", "Complicate Me: The Good Ol' Boys (Volume 1)", "Forbid Me: The Good Ol' Boys: The Good Ol' Boys Series Book Two (Volume 2)", "Dirty Billionaire (The Dirty Billionaire Trilogy) (Volume 1)", "Dirty Together (The Dirty Billionaire Trilogy) (Volume 3)", "Appealed (The Legal Briefs Series)", "Incumbent: A Prescott Novel (The Prescott Series)", "Wife Number Seven"], "I3": ["Mother Before Wife (The Compound Series) (Volume 2)", "Chasing Hayleigh (The Fae Guard) (Volume 3)", "Ten Thousand Words (Volume 1)", "Undo Me: The Good Ol' Boys (Volume 3)", "Rescuing Rayne: Delta Force Heroes Series, Book 1", "Bare Your Soul", "Booty Call (Forbidden Bodyguards)", "Baby, You're Mine (Yeah, Baby) (Volume 1)", "Liquid & Ash", "Kaleidoscope Hearts"], "I4": ["Paper Hearts", "Havoc Series Box Set", "Aurora James", "Fly (Velocity, #1) (Volume 1)", "On the Record", "For the Record", "Beautiful Liar (Dark Desires)", "Beneath These Lies (Volume 5)", "Off the Record", "Red Card"]}
{"id": "83629ecd4f9fba0d05f411be45d4569a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0], "U3": [4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "I2": ["Cemetery Tours", "The Bat (An Existential Fable)", " The Perfect Day (Detective Paul Friedman Thrillers Book 2) eBook", "Critical Mass", "The Burglar Who Counted the Spoons (Bernie Rhodenbarr)", "The Invention of Wings", "The Colonels (Brotherhood of War, Book 4)", "Fair Play", "The Girl With the Long Green Heart (Five Star First Edition Mystery Series)", "Ocean Of Fear"], "I3": ["Small Town", "How to Talk Minnesotan: Revised for the 21st Century", "Tiara", "Craving (The Willow Creek Vampires Series) (Volume 1)", "Taken (Joe Pike)", "Concealed in Death", "The Racketeer", "Ratman:The Trial and Conviction of Whitey Bulger", "Being Mrs. Dracula", "The Choirboys: A Novel"], "I4": ["Newjack: Guarding Sing Sing", "Suppression", "Moonstone Dreams", "Field Of Prey (Thorndike Press Large Print Basic)", "Field of Prey", "Obligations", "Edge of Truth", "Standard III - Cult of Death (The Standard) (Volume 3)", "The Troubled Man", "Voices (Engineering)"]}
{"id": "1738d1041e800df25788f7da910a47c0", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 5.0, 3.0, 4.0, 3.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0], "I2": ["The Hour of Dreams (The Pace Series)", "Opal: A Lux Novel", "After Dark", "Falling for You", "The Darkest Minds (Bonus Content) (A Darkest Minds Novel)", "Splintered (Splintered Series #1)", "Last Kiss Goodnight: An Otherworld Assassin Novel", "Rise", "The Faerie Guardian (Creepy Hollow) (Volume 1)", "Accordance: A Significance Series Novel - Book Two"], "I3": ["Ceaseless (Existence) (Volume 3)", "Shadows in the Silence (Angelfire)", "Elfin (The Elfin Series) (Volume 1)", "Perfect Scoundrels", "The Indigo Spell", "Mind Games", "The Goddess Inheritance (A Goddess Test Novel)", "Wait for You (Wait for You Saga)", "Emblaze (Embrace)", "Legacy of the Clockwork Key (The Secret Order)"], "I4": ["The Nightmare Affair (Arkwell Academy)", "Let the Sky Fall", "Easy", "Clockwork Princess", "With All My Soul (Soul Screamers)", "The Collector (Dante Walker)", "Forever Fae (Forever Fae Series) (Volume 1)", "Apollyon: The Fourth Covenant Novel", "Day After (The 19th Year) (Volume 2)", "Drip Drop Teardrop, a Novella"]}
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{"id": "f06a785d455d3b648b2dbe06b8a022bc", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Loving a Lush (Volume 2)", "Intercepting Love (A Second Chances Standalone) (Volume 5)", "Now or Never", "Overwhelmed by You (Tear Asunder)", "Undeniable (Unexpected #4)", "Carnage: Book #1 The Story Of Us (Volume 1)", "Falling Sky: A Blue Phoenix Book (Volume 2)", "Come to Me Quietly (Closer to You)", "Back-up", "Sand & Clay: Her Stolen Rock Star"], "I3": ["In the Band", "Tempt My Heart", "Freefall", "Men of Steel: Novella", "Jase and Carly: Summer Lovin' (Men of Steel) (Volume 3)", "Encore (Book 3 of The Back-Up Series)", "Wild Angel: A Rock'n Tapestries Novel", "Star Struck", "Razor's Edge (Afflictions) (Volume 1)", "Three Nights with a Rock Star (Half-Life) (Volume 1)"], "I4": ["Make My Heart Beat (The Shameful Regret Series) (Volume 2)", "Blind Love (Sulfur Heights Series) (Volume 3)", "Saving Abel (Rocker Series) (Volume 1)", "A Life Less Broken", "Taming the Storm ((The Storm Series)) (Volume 3)", "Guitar Face: Guitar Face Series Book One (Volume 1)", "Blissful Tragedy", "This Regret", "Tangling Hearts (Hearts Series) (Volume 5)", "Hooked On The Game (The Sterling Shore Series) (Volume 1)"]}
{"id": "4d38b7bed0e15a1007c0d7ec362941f4", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Alpha's Unwanted Mate", "Stolen Fate", "Shattered (Addicted Trilogy) (Volume 2)", "Cloak of Shadows (The Netherwalker Series) (Volume 1)", "Losing Control", "Brilliant Disguise: A Charlie McClung Mystery (The Charlie McClung Mysteries) (Volume 1)", "Courage Runs Red (Blood Red Series) (Volume 1)", "Resounding Truth", "Unexpected Chances (Volume 1)", "Token Huntress (Volume 1)"], "I3": ["Redesigning Fate (Revive Series) (Volume 1)", "The Temptress", "Love on the Screen", "Wanted (Addicted Trilogy) (Volume 3)", "Broken Promises", "Indisputable", "The Night Watch (Blood Red Series) (Volume 2)", "Stasha's Cure (Stasha's Legacy)", "Province of a Thief (Tal'Avern Chronicles) (Volume 1)", "Little Love Affair (Southern Romance) (Volume 1)"], "I4": ["Everlasting (Night Watchmen, #1) (Volume 1)", "Hellbounce (The ARC Chronicles) (Volume 1)", "The Promises We Keep: A Made For Love Novel", "Darkness and Dragons (Tal'Avern Chronicles) (Volume 2)", "Denying Mr. Parks (The Parks Series) (Volume 1)", "The Boss: Billionaire Romance (Managing the Bosses) (Volume 1)", "One You Can't Forget: Motorcycle Club Romance (Hade's Spawn Motorcycle Club Series) (Volume 1)", "Loving Lieutenant Douglas: A Brethren of the Coast Novella", "Aroused (Taming Himself) (Volume 1)", "Lethal Journey"]}
{"id": "44d6b2efd1e0bf0dc35d04bf036129b9", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0], "U4": [5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0], "I2": ["Severed Justice (Severed MC) (Volume 3)", "Debt", "Dash (Volume 1)", "Mister Black: A Billionaire SEAL Story, Part 1 (In the Shadows)", "Scarlett Red: A Billionaire SEAL Story, Part 2 (In the Shadows) (Volume 2)", "Dash Vol. 2 (Volume 2)", "Pure Punishment", "'Til Death - Part 2", "Uncover Me (Men of Inked) (Volume 4)", "Breaking Dragon: Savage Brothers MC (Volume 1)"], "I3": ["Indebted (A Kingpin Love Affair) (Volume 1)", "Seduce Me (Ravage MC #2)", "Sever", "Ravage Me (Ravage MC #1) (Volume 1)", "Fearless (The Black Brothers Trilogy) (Volume 1)", "Inevitable (A Kingpin Love Affair) (Volume 2)", "Tight", "Every Soul", "Dirty Bad Wrong", "A Life Less Broken"], "I4": ["Trancing the Tiger (Chinese Zodiac Romance Series) (Volume 1)", "Blackest Red: A Billionaire SEAL Story, Part 3 (In the Shadows) (Volume 3)", "The Critic", "Relent (Sydney Storm MC) (Volume 1)", "Dylan: Fianna Fil: Soldiers of Destiny (Volume 2)", "Angels & Whiskey (Saddles & Racks)", "Keeping King (Rock Falls) (Volume 4)", "All Your Reasons (Crave Series) (Volume 1)", "Chef Pierre", "Rock Hard (Rock Kiss)"]}
{"id": "301c2a57ee1b6cb958e17a601de274db", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 3.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [3.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U4": [4.0, 5.0, 3.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0], "I2": ["Where or When", "C Through Marriage", "The Wildwater Walking Club", "Too Much of a Good Thing (The Reverend Curtis Black Series)", "An Unexpected Family - A Covington Novel", "It's All About Me - Kindle edition", "Southern Superstitions", "The Drop (A Harry Bosch Novel)", "Janie's Unbelievable Journey: Inspirational Letters Along the Way", "Gift from the Sea: 50th Anniversary Edition (Random House Large Print Biography)"], "I3": ["The Winning Hand (Mills & Boon Special Releases)", "Sarah's Key", "Payne & Misery (The Christine Sterling Mystery Trilogy)", "Search for Peace", "A Secret Kept: A Novel", "Roses", "Still Alice", "The White Queen: A Novel (Cousins' War)", "The House I Loved", "The Shack"], "I4": ["Murder on Spyglass Lane", "The Good Lawyer: A Novel", " Cop Shot eBook", "Caleb's Cereal", "The Unexpected Life of Carnegie Lane", "Fern Valley", "Apart From Love", "The Missing Element: A James Becker Mystery", "Bristol boyz Stomp", "Innocent Little Crimes"]}
{"id": "0f7267d10cda36e6129a411f840c35ab", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 3.0, 2.0, 4.0, 3.0, 5.0, 4.0, 2.0, 4.0], "U3": [4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["First Grave on the Right (Charley Davidson Series)", "Twilight (The Twilight Saga, Book 1)", "The Mark", "Evermore: The Immortals", "Radiance: A Riley Bloom Book", "Intertwined (An Intertwined Novel)", "The Christopher Killer (Forensic Mystery)", "The Lightning Thief: The Graphic Novel (Percy Jackson and the Olympians, Book 1)", "Unraveled (An Intertwined Novel)", "Fade (Wake Series, Book 2)"], "I3": ["Gone (Wake)", "Wake (Turtleback School & Library Binding Edition) (Wake Trilogy (Pb))", "The Battle of the Labyrinth (Percy Jackson and the Olympians, Book 4)", "The Last Olympian (Percy Jackson and the Olympians, Book 5)", "Rogue", "Shift", "Percy Jackson and the Titan's Curse: The Graphic Novel (Book 3) (Percy Jackson Graphic Novels)", "Pride", "Stray", "My Fair Godmother (Godmother, Book 1)"], "I4": ["Devoured", "Give Up the Ghost", "Vampire Academy (Vampire Academy, Book 1)", "Like Water for Chocolate: A Novel in Monthly Installments, with Recipes, Romances, and Home Remedies", "Percy Jackson and the Sea of Monsters (Book 2)", "Prey", "The Lightning Thief (Percy Jackson and the Olympians, Book 1) 1st (first) edition", "I Am Number Four (Lorien Legacies, Book 1)", "Beastly", "The Lost Hero. Rick Riordan"]}
{"id": "85063cf53e71e6c96a0d89c6e67beae6", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Garda: Welcome to the Realm (Garda Series) (Volume 1)", "Second Shield (Volume 1)", " Five Short Stories eBook", "Everlasting Hunger (The Hunger Mate Series) (Volume 1)", "Loving Sarah (Siren Publishing Menage Amour)", "Strangers", "Bad Habit", "The Witch, The Wolf and The Vampire (Volume 1)", "The Well of Truth: Kindred Blood, Book Two", "Tainted Desire (Desire Series) (Volume 1)"], "I3": ["Leather and Lace", "Men and Martinis: Girlfriends of Gotham, Book 1 (Volume 1)", "Shameless: St. Martin Family Saga (Volume 2)", "The Bad Parent", "Suited: St. Martin Family Saga (Volume 4)", "Double Her Fantasy (Double Seduction) (Volume 1)", "Winter's End", "Footprints in the Sand", " A Bullet For You eBook", "Siren's Secret"], "I4": ["Secrets Revealed", "Dream World (Dream World Series) (Volume 1)", "Bad Boy Blake - Kindle edition", "Blood Stained Lives (Blood Stained Saga)", "Three Days of Rain", "Wicked Souls", "Fighting For Freedom", "Swagger", "Dear Emily (Forever Family) (Volume 1)", "Fierce"]}
{"id": "fa0e828eaeaf25f042f9044f72d9c402", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 3.0, 4.0, 3.0, 3.0, 4.0, 4.0, 3.0], "U3": [4.0, 3.0, 4.0, 3.0, 3.0, 1.0, 4.0, 1.0, 3.0, 4.0], "U4": [1.0, 2.0, 3.0, 1.0, 5.0, 1.0, 3.0, 4.0, 1.0, 1.0], "I2": ["Torpedo: A Surface Warfare Thriller", "The Jakarta Pandemic", "Black Flagged", "The Jefferson Allegiance (Presidential Series) (Volume 1)", "The Dead Man: Face of Evil", "In Her Name: Empire", "The Honour of the Knights", "The Dead Man: Ring of Knives", "Himmler's War", "Atlantis 1"], "I3": ["Line of Control: A Thriller on the Coming War in Asia", "Rebels of Mindanao: A Novel", "The Traitors: Who Can Stop The Last Diabolical Axis Secret Weapon?", "Wanted", "Cloudburst: A Novel", " On The Brink 2", "Coup de Main", " Forty Days to Armageddon eBook", "The Shop (Cyril Landry Thriller)", "The Geronimo Breach"], "I4": ["Aristeia: Revolutionary Right", "The List", "Back to War: Book 1 of the Corps Justice series", "Tumbler", "Becoming Quinn (Jonathan Quinn Thriller)", "Dark Grid: When The Lights Go Out...Permanently. (The Dark Grid Series) (Volume 1)", "Target: Earth (Volume 1)", "Chasing the Ghost (The Green Berets) (Volume 1)", "2012: Seeking Closure", "Brash: The many lives of Salem and Lezlie"]}
{"id": "06854bb5801831f96dcb11b3ddd26e3b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 4.0, 3.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0], "U3": [4.0, 3.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0], "I2": ["Slave Boy", "Tinder", "The Assignment", "Fantasy's Hand", "Couplings", "Between Friends", "When Harry Met Jason", "Between Friends: Sammy's Place", "Passion & Satisfaction", "St. Nacho's"], "I3": ["Lone", "The Vertigo Chronicles, Vol. I", "Veterans 2: Nothing to Lose", "A Strong Hand", "True Colors", "Her Majesty's Men", "Driving Hard", "Horizons", "Leather Boys", "A Strong and Sudden Thaw"], "I4": ["Bite", "Bitten by Michael, Sean (2008) Paperback", "Hearts from the Ashes", "Three Day Passes", "Deviations: Submission", "Handyman", "Without Reservations", "With Caution", "The Carnivorous Lamb", "Deviations: Domination"]}
{"id": "e24f40528249498aed1054f19fe51c03", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 3.0, 4.0, 4.0, 3.0], "U3": [4.0, 4.0, 3.0, 4.0, 4.0, 3.0, 3.0, 4.0, 4.0, 4.0], "U4": [3.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 3.0, 4.0], "I2": ["Kodiak's Claim (Kodiak Point)", "Kissed by a Dark Prince (Volume 1)", "Claimed by a Demon King: Eternal Mates Romance Series", "The Mighty Hunter: Lords of the Abyss, Book 1", "Tempted by a Rogue Prince: Eternal Mates Romance Series", "Hunted by a Jaguar: Eternal Mates Romance Series", "Bearllionaire", "Taken: Warriors of Hir, Book 2", "Wolf Fever (Alpha Project) (Volume 1)", "Find Her Bear: A BBW Werebear Romance (Montana Wild Bears) (Volume 1)"], "I3": [" Foxy On The Run", " Polar Bears are Forever", "Rafael (Stone Societ) (Volume 1)", "Tempting the Tiger (Awakening Pride) (Volume 2)", "Taken by a Dragon", "Highland Wolf Pact: A Scottish Werewolf Shifter Romance", "Alpha Defender", "Demonic Desires", "Outfoxed By Love (Kodiak Point) (Volume 2)", "Hunt the Darkness (Guardians Of Eternity)"], "I4": ["Bearly Ever: An Alpha Werebear Shifter Paranormal Romance (Arcadia Knights) (Volume 1)", "Polar Bared (Kodiak Point) (Volume 3)", "Tall, Dark and Panther (Paranormal Dating Agency) (Volume 5)", " For Your Paws Only", "Bear My Soul (Fire Bears) (Volume 1)", "What If?: Serious Scientific Answers to Absurd Hypothetical Questions", "Freeing the Feline (Awakening Pride) (Volume 3)", "Saving the Beast (Awakening Pride) (Volume 4)", "A Jaguar's Touch (Awakening Pride) (Volume 5)", "The Liger's Mark (Awakening Pride) (Volume 6)"]}
{"id": "d2304078390806cc7a6b337b87834144", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 3.0, 2.0, 4.0, 4.0, 5.0, 4.0, 4.0], "U3": [5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 3.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0], "I2": [" A Haunting Is Brewing", "The Hen of the Baskervilles: A Meg Langslow Mystery (Meg Langslow Mysteries)", "Some Like It Hawk: A Meg Langslow Mystery (Meg Langslow Mysteries)", "Duck the Halls: A Meg Langslow Mystery (Meg Langslow Mysteries)", "Carbs & Cadavers (Supper Club Mysteries) (Volume 1)", "Easy Bake Coven", "Hungry, Hungry Hoodoo (Easy Bake Coven) (Volume 2)", "The Penguin Who Knew Too Much (A Meg Langslow Mystery)", "Emerald Isle (A Stacy Justice Mystery)", "Dead Bolt: A Haunted Home Renovation Mystery (Haunted Home Repair Mystery)"], "I3": ["The Wizard of Oz Collection", "Tiger's Eye (A Stacy Justice Mystery)", "Bloodstone: A Reluctant Witch Mystery: Stacy Justice Book Two", "Opal Fire: A Stacy Justice Mystery", "Home for the Haunting: A Haunted Home Renovation Mystery", "We'll Always Have Parrots", "Cockatiels at Seven (Meg Langslow Mysteries)", "Revenge of the Wrought-Iron Flamingos", "Real Vampires Hate Skinny Jeans", "Crouching Buzzard, Leaping Loon"], "I4": ["Real Vampires Don't Wear Size Six", "Real Vampires Have More to Love", "Real Vampires Hate Their Thighs (Glory St. Claire, Book 5)", "Real Vampires Don't Diet (Glory St. Claire, Book 4)", "Real Vampires Get Lucky (Glory St. Claire, Book 3)", "Real Vampires Have Curves (Glory St. Claire, Book 1)", "Sinister Sprinkles: A Donut Shop Mystery (Donut Shop Mysteries)", "Fatally Frosted (Donut Shop Mysteries, No. 2)", "Killer Crullers: A Donut Shop Mystery (Donut Shop Mysteries)", "Real Vampires Live Large (Glory St. Claire, Book 2)"]}
{"id": "4fb7360201f13207223e19f6ca6df800", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 3.0], "U4": [5.0, 3.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Creed or Chaos?", "J.R.R. Tolkien: Myth, Morality, and Religion", "A Damsel in Distress", "Taliessin through Logres, The Region of the Summer Stars, and Arthurian Torso", "Golf Omnibus", "All Hallows Eve", "The Stolen Goddess: The Kaphtu Trilogy Book Two (The Kaphtu Trilogy, Book 2)", "Tumbleweed: A Biography of Catherine Doherty", "Christ and the Media", "C. S. Lewis and the Catholic Church"], "I3": ["The Inklings Handbook: A Comprehensive Guide to the Lives, Thought and Writings of C.S. Lewis,  J.R.R. Tolkien, Charles Williams, Owen Barfield and Their Friends", "Faith, God and Rock & Roll: How People of Faith Are Transforming American Popular Music", "The Very Best of Malcolm Muggeridge", "There We Stood, Here We Stand : Eleven Lutherans Rediscover Their Catholic Roots", "Triumph: The Power and the Glory of the Catholic Church", "C.S. Lewis' Case for the Christian Faith", "The Secret of New York City Revealed", "The Medium and the Light: Reflections on Religion", "Iron Tears", "The Book of Probes"], "I4": ["The Mirror of Helen: The Kaphtu Trilogy Book Three", "The Rock Cries Out: Discovering Eternal Truth in Unlikely Music", "J.R.R. Tolkien: Myth, Morality and Religion", "The Da Vinci Hoax: Exposing the Errors in the Da Vinci Code", "Good Omens: The Nice and Accurate Prophecies of Agnes Nutter, Witch", "Springtime of Evangelization", "The Pothunters and Other School Stories", "Plum Sauce: A  P. G. Wodehouse Companion", "The Comics: Before 1945", "P.G. Wodehouse: A Biography"]}
{"id": "061615e69e768da6a41650b9a7b85da2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0], "U3": [5.0, 3.0, 4.0, 4.0, 3.0, 5.0, 3.0, 5.0, 4.0, 4.0], "U4": [4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 3.0, 4.0, 5.0], "I2": ["Twain's Feast: Searching for America's Lost Foods in the Footsteps of Samuel Clemens", "The Family Man", "Emily Hudson: A Novel", "Urban Pantry: Tips & Recipes for a Thrifty, Sustainable & Seasonal Kitchen", "I'd Know You Anywhere: A Novel", "Talking to Girls About Duran Duran: One Young Man's Quest for True Love and a Cooler Haircut", "The Tale of Despereaux", "Outside the Ordinary World", "Juliet, Naked", "Food Matters: A Guide to Conscious Eating with More Than 75 Recipes"], "I3": ["Phil Gordon's Little Green Book: Lessons and Teachings in No Limit Texas Hold'em", "How Did You Get This Number", "Crooked Letter, Crooked Letter", "The Go-Between: A Novel of the Kennedy Years", "When You Are Engulfed in Flames", "My Nest Isn't Empty, It Just Has More Closet Space: The Amazing Adventures of an Ordinary Woman", "When You Are Engulfed In Flames by David Sedaris", "The Mischief of the Mistletoe: A Pink Carnation Christmas", "Hidden Wives: A Novel", "The Imperfectionists: A Novel"], "I4": ["Packing for Mars: The Curious Science of Life in the Void", "Alice I Have Been: A Novel (Random House Reader's Circle)", "Still Alice", "The Emperor's Body: A Novel", "These Things Hidden", "Under the Mercy Trees: A Novel", "A Red Herring Without Mustard (A Flavia de Luce Mystery #3)", "The Peach Keeper: A Novel (Random House Reader's Circle)", "A Principal's Personal Journey", "Gone with a Handsomer Man"]}
{"id": "454b60aab038aa850b2a96cad7e32948", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 2.0, 5.0, 3.0], "U3": [4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 3.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0], "I2": ["Hope Flames (A Hope Novel)", "Leo (Sign of Love)", "Leo's Chance", "Billionaire Undone: The Billionaire's Obsession ~ Travis (Volume 5)", "Stinger (Sign of Love)", "Archer's Voice", "A Beautiful Mess (Volume 1)", "A Tragic Wreck (Beautiful Mess) (Volume 2)", "Never Been Ready (The Ready Series) (Volume 2)", "Lie Next To Me (A Millionaire's Love) (Volume 1)"], "I3": ["The Pairing (The Proposition)", "Interview with a Master", "The Undoing of a Libertine", "Rare and Precious Things (Blackstone Affair) (Volume 4)", "Four Years Later: A Novel (One Week Girlfriend Quartet)", "Seduced By Fire (The Submissive Series)", "Trouble Triangle (Tyler's Trouble Trilogy) (Volume 1)", "Beyond Me: Sex on the Beach", "Sinners at the Altar (Sinners on Tour) (Volume 6)", "Toxic (Ruin Book 2) (Volume 2)"], "I4": ["Fearless (Ruin) (Volume 3)", "Tied With Me (With Me In Seattle) (Volume 6)", "Holidays with the Walker Brothers (Alluring Indulgence)", "Travis: An Alluring Indulgence Novel (Volume 3)", "Zane: An Alluring Indulgence Novel (Volume 2)", "Kaleb: An Alluring Indulgence Novel (Volume 1)", "Tame Me", "Ethan:  An Alluring Indulgence Novel (Volume 5)", "Hope Ignites (A Hope Novel)", "Tangled (The Tangled Series)"]}
{"id": "bcaa314db87b3d007c48302e4438773d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Rocker That Holds Her (Volume 5)", "The Rocker Who Holds Me (Volume 1)", "The Rocker Who Needs Me (Volume 3)", "The Rocker Who Loves Me (Volume 4)", "Somebody's Angel (Rescue Me Saga) (Volume 4)", "The Sweetest Game (The Game Series) (Volume 3)", "The Game Changer: A Novel", "The Game Changer: A Novel", "Forever & Always: The Ever Trilogy (Book 1)", "Revenge #2 (Volume 2)"], "I3": ["Abandon (Shattered Hearts) (Volume 5)", "Revenge #3 (Volume 3)", "Faster Deeper (Take Me...#2) (New Adult Bad Boy Racer Novel) (Volume 2)", "Relentless (Shattered Hearts) (Volume 2)", "Mending (This)", "Broken (This)", "Jane Austen Girl: A Timbell Creek Novel (Volume 1)", "Chasing Beautiful (Chasing Series Book)", "Listed", "Faster Harder (Take Me... #1)"], "I4": ["The Billionaire's Obsession: The Complete Collection: Mine For Tonight, Mine For Now, Mine Forever, Mine Completely", "Surrender Your Love", "Jaded (Rock Star Trilogy) (Volume 1)", "Saving Dallas (Volume 1)", "Breathless: Jesse Book 1 (Volume 1)", "Unbeautifully (Undeniable) (Volume 2)", "Conquer Your Love", "Fearless - Jesse Book 2", "Carter Reed", "Treasure Your Love"]}
{"id": "71faf9f318a82b32e348094182afd551", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 3.0, 4.0, 4.0], "U3": [4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Tales of the Alhambra", "Dancer: A Novel", "How to Be a Canadian", "Civilizacin y cultura de Espaa (4th Edition)", "Murder on the Canadian (Tom Austen Mysteries #1)", "Deja Dead", "Bare Bones", "Under the Tuscan Sun (Audio CD)", "Isabel: Jewel of Castilla, Spain 1466 (The Royal Diaries)", "Leyla: The Black Tulip (Girls of Many Lands)"], "I3": ["Kathleen: The Celtic Knot (Girls of Many Lands)", "The Water Dancers: A Novel", "Finding Miracles", "Mad Cowboy: Plain Truth from the Cattle Rancher Who Won't Eat Meat", "DEL-Rick Steves' Spain 2005", "Cross Stitch for All Seasons", "Pomegranate Soup: A Novel", ""... Then He Ate My Boy Entrancers" (Confessions of Georgia Nicolson)", "Good Family: A Novel", "The Mermaid Chair"], "I4": ["The Teacher's Funeral", "Where the Broken Heart Still Beats: The Story of Cynthia Ann Parker (Great Episodes)", "Stars of David: Prominent Jews Talk About Being Jewish", "Rick Steves' Ireland 2002", "A Tale of Two Cities (Collins Classics)", "Great Expectations By Charles Dickens - The Franklin Library (Hardcover - 1979)", "Oliver Twist (Penguin Clothbound Classics)", "A Polish Son in the Motherland: An American's Journey Home", "Chicken Soup for the Jewish Soul: 101 Stories to Open the Heart and Rekindle the Spirit (Chicken Soup for the Soul)", "Music for Native American Flute, Vol. 1 (Book & Audio CD)"]}
{"id": "5651cd85c6de5fe0278d966cd2fdcb4a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 2.0], "U3": [4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0, 1.0, 5.0, 3.0], "U4": [5.0, 5.0, 3.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0], "I2": ["Ella Enchanted", "The Wish", "Stone Fox and Top Secret", "Honeymoon", "The Wanderer", "Julie's Wolf Pack", "Julie's Wolf Pack", "Julie of the Wolves: Treasury (Julie of the Wolves, Julie, and Julie's Wolf Pack)", "Tuck Everlasting (HRW Library)", "For Biddle's Sake (Princess Tales)"], "I3": ["Nory Ryan's Song", "The Truth About Forever", "The Outsiders", "That Summer (Puffin Novel)", "That Was Then, This Is Now", "The Outsiders - 50th Anniversary Exclusive Edition - SIGNED BY S.E. HINTON", "Lionboy (Lionboy, Book 1)", "Little Nicky", "Sloppy Firsts (Jessica Darling, Book 1)", "Confessions of a Shopaholic (Shopaholic, No 1)"], "I4": ["The Earth, My Butt, and Other Big Round Things (Teen's Top 10 (Awards))", "The Year of Secret Assignments (Ashbury/Brookfield Books)", "How Not to Spend Your Senior Year (Simon Romantic Comedies)", "In Her Shoes MovieTie-in: A Novel", "Make Lemonade", "Confessions of a Not It Girl", "If I Have a Wicked Stepmother, Where's My Prince?", "Second Helpings (Jessica Darling, Book 2)", "Speak", "Angus, Thongs and Full-Frontal Snogging (Confessions of Georgia Nicolson)"]}
{"id": "412045f548569a08d1fe51e14e7f4a7b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 1.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 1.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Drawn In: A Peek into the Inspiring Sketchbooks of 44 Fine Artists, Illustrators, Graphic Designers, and Cartoonists", "End of Days: A Novel", "The Fight for Rome: A Gladiators of the Empire Novel (The Gladiators of the Empire Novels)", "In a Dog's Heart: What Our Dogs Need, Want, and Deserve--and the Gifts We Can Expect in Return", "Dogs Make Us Human: A Global Family Album", "The Program: A Novel (Tim Rackley Novels)", "Rubies of the Viper", "The Awe-manac: A Daily Dose of Wonder", "Thunder Dog: The True Story of a Blind Man, His Guide Dog, and the Triumph of Trust", "The South Beach Wake-Up Call: Why America Is Still Getting Fatter and Sicker, Plus 7 Simple Strategies for Reversing Our Toxic Lifestyle"], "I3": ["Resuscitation", "52 Small Changes: One Year to a Happier, Healthier You", "Vestal Virgin: Suspense in Ancient Rome", "Chubster", "Chubster: A Hipster's Guide to Losing Weight While Staying Cool", "Dog Photography For Dummies", "The Basement", "The Flames of Rome: A Novel", "Pontius Pilate: A Novel", "The Crime Writer"], "I4": ["Dead Man's Grip (Detective Superintendent Roy Grace)", "Dark Revelations: A Level 26 Thriller Featuring Steve Dark", "Spartacus: Swords and Ashes", "Centurion Valens and the Empress of Death", "The Girl Next Door: A Mystery (Carter Ross Mysteries)", "Start Shooting", "The Face Thief: A Novel", "Breakneck", "Terrified", "The Unofficial Hunger Games Cookbook: From Lamb Stew to 'Groosling' - More than 150 Recipes Inspired by The Hunger Games Trilogy (Unofficial Cookbook)"]}
{"id": "1de4f370374147d9ae4e93919d1b3af8", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 2.0, 5.0], "U3": [4.0, 3.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 3.0, 5.0], "U4": [5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 3.0, 5.0, 5.0, 2.0], "I2": ["When Horses Had Wings", "The Short Second Life of Bree Tanner: An Eclipse Novella (The Twilight Saga)", "The Lawman's Christmas Wish (Alaskan Bride Rush)", "The Secret Christmas Ciphers", "Visions of Sugar Plums", "The Christmas Catch (Holiday Brides Series)", "A Simple Amish Christmas", "A Gift for All Seasons", "The Christmas Thief (LARGE PRINT HARDCOVER)", "Wishing for Wonderful: The Serendipity Series.  Book 3"], "I3": ["A Chesapeake Shores Christmas (A Chesapeake Shores Novel)", "I'll Be Home For Christmas", "My Kind of Christmas (A Virgin River Novel)", "An Outlaw's Christmas (The McKettricks)", "To the Nines", "To the Nines: Stephanie Plum Novels", "Ten Big Ones (Stephanie Plum Novels)", "Long Time Coming", "Eleven on Top", "Plum Lovin'"], "I4": ["Lean Mean Thirteen (Stephanie Plum, No. 13)", "Invisible Tears: The Abuse The Rebellion The Survival despite all odds", "Motor Mouth (Alex Barnaby Series #2)", "Listen to the Shadows", "Just Breathe", "The Twelfth Child", "HeartsBlood: A Paranormal Romance/Urban Fantasy Thriller", "Fearless Fourteen: A Stephanie Plum Novel (Stephanie Plum Novels)", "Fearless Fourteen: A Stephanie Plum Novel", "Plum Spooky (Stephanie Plum: Between the Numbers)"]}
{"id": "086e05423ff8e53df01d304a06c54637", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 3.0, 4.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0], "I2": ["One Right Thing: Marty Singer Mystery #3", "When We Were Gods: A Novel of Cleopatra", "TAKEN! Box Set - Books 1-6", "Boomerang Bride", "Nothing Stays In Vegas", "Lily of the Nile (Cleopatra's Daughter Trilogy)", "Courtiers: The Secret History of Georgian court", "Just for Now: Escape to New Zealand Book Three", "The Wolfe (De Wolfe Pack) (Volume 2)", "Worth The Weight: The Worth Series Book 1: A Copper Country Romance (Volume 1)"], "I3": ["Taken! - The Couple That Slays Together (A Taken! Novel Book 10) - Kindle edition", "Isabella: Braveheart of France", "Priceless: A Rylee Adamson Novel (Book 1)", "Immune: A Rylee Adamson Novel (Book 2) (Volume 2)", "Love is Darkness: A Valerie Dearborn Novel", "Raising Innocence: A Sexy Urban Fantasy Mystery (Rylee Adamson Book #3)", "Shadowed Threads (A Rylee Adamson Novel (Book 4))", "Night Without End: Book Two of The Eden Project", "The Eden Project: Humanity's Last Chance", "Me, Cinderella?"], "I4": ["The Change (Unbounded) (Volume 1)", "The Cure (Unbounded) (Volume 2)", "Up from the Grave (Night Huntress)", "Blind Salvage", "Phantom Summer", "What Kills Me (Volume 1)", "The Mystery Box", "The Truth About Ever After: A Three Girls Book", "The Wedding Shroud - A Tale of Ancient Rome", "The Golden Dice - A Tale of Ancient Rome"]}
{"id": "3fb2a3f18b0b1eee38c7cc155424e5a3", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 1.0, 5.0, 5.0, 3.0, 5.0, 4.0, 4.0, 5.0], "U3": [4.0, 5.0, 2.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Destined for Love (Love in Bloom: The Bradens): Rex Braden (Volume 5)", "With His Lady's Assistance: A Regent Mystery", "Hurricane Hole: 2nd in A Romantic Mystery Trilogy (Volume 1)", "Sensual Confessions (Madaris Family Saga)", "The MacKinnon's Bride (The Highland Brides) (Volume 1)", "Place Your Betts (The Marilyns)", "Lawful Escort", "The Bride Wore Spurs", "Kissing in the Dark (Grayson Brothers, Book 4)", "Saving Grace (Safe Havens) (Volume 1)"], "I3": ["The Fairy Tale Bride (Once upon a Wedding)", "At His Majesty's Request", "Homecoming Ranch (Pine River)", "A Wife for a Westmoreland", "The Object Of His Protection (The Braddocks)", "Lady in Waiting", "Thursdays in the Park. Hilary Boyd", "Of Moths and Butterflies", "Secrets for Seducing a Royal Bodyguard (The Renegade Royals)", "Rapture in His Arms (Heartfire Romance)"], "I4": ["Mountain Angel (Northstar Romances) (Volume 1)", "To Tempt An Angel (Zebra Historical Romance)", "Righteous Lies: Book 1: Dancing Moon Ranch Series", "Emily: Sex & Sensibility (The Wilde Sisters)", "Never Too Late", "The Sometime Bride", "A Bridge To Love (Berkley Sensation)", "Under the Sassafras (A Bon Amie Novel) (Volume 1)", "America's Bravest (Hidden Cove Series) (Volume 4)", "What a Lady Needs"]}
{"id": "3af96aeae8895301f9f70d6df911a038", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0], "U3": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["First Moon (BBW Werewolf Romance)", "A Change To Bear (A BBW Shifter Romance)", "Lion's Honor (Ridgeville) (Volume 9)", "Every Night Forever (Hyena Heat One) - Kindle edition", "Say You Will  (The Alexanders) (Volume 5)", "Forget Me Not: Mystic Wolves", "The Mystic Wolves: Mystic Wolves", "Give Him the Slip (Signet Eclipse)", "My Wolf Protector (Wolf Town Guardians) (Volume 2)", "My Wolf Cowboy (Wolf Town Guardians Book 3) - Kindle edition"], "I3": ["River's Remorse: New Adult Shifter Romance: Book Two (The Sanctuary Series) (Volume 2)", "The Highlander Next Door (Spellbound Falls)", "Trust (Running With Alphas) (Volume 1)", "Luke—The Callahan Brothers (Brazos Bend) (Volume 1)", "MattThe Callahan Brothers (Brazos Bend) (Volume 2)", "The Heart of the Phoenix", "Sacrificed to the Dragon (Stonefire Dragons) (Volume 1)", "Alpha Divided (Alpha Girl) (Volume 3)", "Armageddon (Angelbound Origins) (Volume 3)", "The One"], "I4": ["Songbird (A Zeta Cartel Novel Book 2) - Kindle edition", "Change Of Heart (Thorndike Press Large Print Core)", "Wrecked", "A Callahan Carol (Brazos Bend)", "The Prince Who Loved Me (The Oxenburg Princes)", "Cougar's First Christmas: A Cascade Shifters novella", "Blood of Life: Cora's Choice Vampire Series Bundle, Books 1-3", "Curse of the Alpha: Episodes 1 & 2 (Volume 1)", "Accepting the Moon: Prequel (Moonrising) (Volume 1)", "Hunger Moon (Loki's Wolves) (Volume 1)"]}
{"id": "ede4c70a6b62de96bd83751259e3ac90", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 1.0, 2.0, 1.0, 2.0, 1.0, 2.0, 1.0, 2.0, 5.0], "U3": [5.0, 1.0, 1.0, 4.0, 4.0, 3.0, 5.0, 5.0, 3.0, 5.0], "U4": [4.0, 5.0, 3.0, 2.0, 4.0, 2.0, 2.0, 5.0, 4.0, 2.0], "I2": ["Dance of Death (Large Print)", "Are You Afraid of the Dark?", "Marker", "Predator (Kay Scarpetta)", "Light from Heaven (Mitford)", "Journey", "Dirty Blonde", "Dark Harbor (Stone Barrington)", "Flashback", "Whatever Happened to Janie?"], "I3": ["The Widow of the South", "At Risk", "At Risk", "The Piano Man (Mira Hardbacks)", "Judge & Jury", "Eye Contact", "Marley & Me: Life and Love with the World's Worst Dog", "An Ordinary Man: An Autobiography", "What Happened to Henry?", "Vanishing Acts"], "I4": ["High Country (Anna Pigeon Mysteries)", "The Innocent Man: Murder and Injustice in a Small Town", "Rise and Shine: A Novel", "The Tenth Circle", "Cold Truth: A Novel", "Crisis", "Sequence", "Milkweed", "Cross (Alex Cross)", "The Axeman's Jazz (Skip Langdon Novels)"]}
{"id": "f3e1245e04cfe3b57e32c32d903ba6ec", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 4.0, 3.0, 5.0, 3.0, 5.0, 5.0, 4.0, 5.0], "U3": [4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0], "U4": [3.0, 5.0, 2.0, 5.0, 3.0, 5.0, 3.0, 3.0, 3.0, 2.0], "I2": ["Christmas with Anne (L.M. Montgomery Books)", "A Man's Heart", "The Quotable Chesterton: The Wit and Wisdom of G.K. Chesterton", "The Spirit Woman (Wind River Reservation Mystery)", "If God Is Good: Faith in the Midst of Suffering and Evil", "Life in Spite of Me: Extraordinary Hope After a Fatal Choice", "The Chasm: A Journey to the Edge of Life", "The Eye of the World (The Wheel of Time, Book 1)", "The Charlatan's Boy: A Novel", "Lord Foulgrin's Letters"], "I3": ["The Negotiator (Palisades Pure Romance)", "Every Man's Battle: Winning the War on Sexual Temptation One Victory at a Time (The Every Man Series)", "The Mountains Bow Down (Raleigh Harmon)", "The Great Hunt (The Wheel of Time, Book 2)", "Dragon Reborn (The Wheel of Time, Book 3)", "Sense and Sensibility (Word Cloud Classics)", "Emma (Collins Classics)", "Emma (Bantam Classics)", "My Man Jeeves by P. G. Wodehouse, Fiction, Literary, Humorous", "Galileo (Christian Encounters)"], "I4": ["The Ale Boy's Feast: A Novel (The Auralia Thread)", "The Shadow Rising (The Wheel of Time, Book 4)", "Johann Sebastian Bach (Christian Encounters Series)", "On Basilisk Station (Honor Harrington)", "Mine is the Night: A Novel", "Ninety Days of God's Goodness: Daily Reflections That Shine Light on Personal Darkness", "Washington: A Legacy of Leadership (Generals)", "Flag in Exile (Honor Harrington #5)", "The Fires of Heaven: Book Five of 'The Wheel of Time'", "The Corruptible: A Ray Quinn Mystery"]}
{"id": "3a6f2f28b90d63cb49817b8d163033e6", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 5.0, 3.0, 4.0, 5.0, 4.0, 4.0, 4.0], "U3": [3.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0], "I2": ["Cherished", "Lessons from a Scandalous Bride: Forgotten Princesses", "Their Virgin Concubine: Masters of Mnage, Book 3 (Masters of Menage)", "The Seduction of Elliot McBride (Mackenzies Series)", "Artistic Vision (The Gray Court)", "Naked Edge (I-Team, Book 4)", "Tart (A Delicious Novel)", "One Good Earl Deserves a Lover: The Second Rule of Scoundrels (Rules of Scoundrels)", "Rush (Breathless)", "Crystal Cove: A Friday Harbor Novel"], "I3": ["Tying You Down (Riding Tall)", "Enemy Mine (Vampire & Werewolf Romance)", "Josh (Wyoming Sky, Book 2)", "The Wolf Who Loved Me", "The Lass Wore Black (Scottish Sisters)", "Loving Lies", "Gabriel's Angel (Silhouette Intimate Moments No. 300)", "Against The Wall (Maverick Montana)", "Breaking Point (An I-Team Novel)", "Desire by Blood: By Blood Book 1 (Volume 1)"], "I4": ["Provoked (Dark Protectors)", "What Happens At Christmas", "Fever (Breathless)", "Fever (Breathless Trilogy) by Maya Banks ( 2013 ) Paperback", "Midnight's Warrior: A Dark Warrior Novel (Dark Warriors)", "Jake (A Wyoming Sky Novel)", "Playing With You (Riding Tall)", "One Reckless Summer: A Destiny Novel (Destiny series)", "Her Warriors' Three Wishes (Dante's Circle)", "Under The Covers (Maverick Montana)"]}
{"id": "6de0d9b706f5c6a5af5993ff9cf7509d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 3.0, 4.0, 5.0, 4.0, 4.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Tricked (Iron Druid Chronicles)", "The Last of the Demon Slayers", "Pinhoe Egg (Chrestomanci)", "A Charmed Life [UNABRIDGED] (Audio CD) (The Chrestomanci series)", "The School of Essential Ingredients", "Adrift on St. John (Mystery in the Islands)", "The Long Quiche Goodbye (Cheese Shop Mystery)", "The Twelve Clues of Christmas: A Royal Spyness Mystery", "California Demon: The Secret Life of a Demon-Hunting Soccer Mom (Kate Connor, Demon Hunter)", "A Fistful of Collars: A Chet and Bernie Mystery (The Chet and Bernie Mystery Series)"], "I3": ["Fourth Grave Beneath My Feet", "Reflections: On the Magic of Writing", "Holiday Buzz (A Coffeehouse Mystery)", "Dreaming of Ricky: Confessions of a Catholic Orphan", "Snuff: A Novel of Discworld", "Etiquette & Espionage (Finishing School)", "Etiquette & Espionage: Finishing School, Book 1", "An Unmarked Grave (Bess Crawford Mysteries)", "The Walnut Tree: A Holiday Tale", "The Confession: An Inspector Ian Rutledge Mystery (Inspector Ian Rutledge Mysteries)"], "I4": ["Lament for a Lounge Lizard: A Fiona Silk Mystery", "Crystal Gardens", "Undead and Underwater", "Whimsey: A Novel", "The Mystery Woman (Ladies of Lantern Street)", "The Devil Drinks Coffee", "The Rithmatist", "The Big Kitty (A Sunny & Shadow Mystery)", "A Cookbook Conspiracy (Bibliophile Mystery)", "The Ocean at the End of the Lane CD: A Novel"]}
{"id": "0dc94bc5a13a46945566cc594ef94405", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 5.0, 3.0, 4.0, 4.0, 4.0, 3.0], "U4": [4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0], "I2": ["Sanctuary: A Tall Pines Mystery (Tall Pines Mysteries Book 3) - Kindle edition", "Ruby  Book 1 Come By Chance Mail Order Brides: Sweet Montana Western Bride Romance (Volume 1)", "Blood Singers (Volume 1)", "Across the Creek", "Beneath the Willow: Jesse & Sarah #2", "Close to Home (Jesse & Sarah)", "Curse of the Spellmans: A Novel (Izzy Spellman Mysteries)", "Masques", "Steal the Dragon (Sianim, No. 2)", "Black Ice (MIRA)"], "I3": ["Betrayed: A Rosato & Associates  Novel (A Rosato & DiNunzio Novel)", "Broken Bonds: A thrilling romantic suspense novel (Cold Creek)", "Riding Lessons", "Flying Changes", "Dead Heat: An Alpha and Omega novel", "Dead Ice (Anita Blake, Vampire Hunter)", "The Crossing Places (Ruth Galloway Mysteries)", "Guarding Suzannah: Book 1 in the Serve and Protect Series (Volume 1)", "A Deadly Web (A Bishop Files Novel)", "The Homecoming: A Shelter Bay Novel"], "I4": ["Wolves of the Northern Rift (Magic & Machinery Series)", "Close To Home (Westen Series)", "Minor in Possession: A J.P. Beaumont Novel", "The Renegade's Heart: The True Love Brides 1", "Honor Bound", "Payment in Kind: A J.P. Beaumont Novel", "Without Due Process: A J.P. Beaumont Novel", "Lying in Wait: A J.P. Beaumont Novel", "Failure to Appear: A J.P. Beaumont Novel", "Birds of Prey CD Low Price (J. P. Beaumont Novel)"]}
{"id": "b7193462d371bcc5d81a9e5e81e38607", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U3": [5.0, 5.0, 2.0, 5.0, 5.0, 5.0, 2.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 5.0, 2.0, 5.0, 5.0, 5.0, 4.0, 3.0, 5.0], "I2": ["The Biograph Girl", "The Notorious Dr. August: His Real Life and Crimes", "The Most Fabulous Story Ever Told: And Mr. Charles, Currently of Palm Beach", "Blue Heaven", "The Wizard of Oz", "Nine Gates: Entering the Mind of Poetry, Essays", "Pedro and Me: Friendship, Loss, and What I Learned", "Putting on the Ritz", "A Heartbreaking Work of Staggering Genius", "Alias Grace"], "I3": ["Never the Sinner", "Desire of the Everlasting Hills: The World Before and After Jesus (Hinges of History)", "I'm the One That I Want", "Losing Matt Shepard", "The Misfits", "Without: Poems", "Behind the Screen: How Gays and Lesbians Shaped Hollywood, 1910-1969", "Improving Reading: A Handbook of Strategies", "The Betrayal of America: How the Supreme Court Undermined the Constitution and Chose Our President (Nation Books)", "Blinded by the Right: The Conscience of an Ex-Conservative"], "I4": ["Close-up on Sunset Boulevard: Billy Wilder, Norma Desmond, and the Dark Hollywood Dream", "Into the Arms of Strangers: Stories of the Kindertransport", "Divine Secrets of the Ya-Ya Sisterhood: A Novel", "Lucille: The Life of Lucille Ball", "Source: Poems", "The Lovely Bones: Deluxe Edition", "10 Secrets for Success and Inner Peace Cards", "The Corrections", "Life of Pi", "Home for the Holidays"]}
{"id": "71f0099e27f478344191fdcc81ea44ed", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "I2": ["Operation Dark Angel: The Rise of Nicolaitanes (The Apocalypse Series) (Volume 1)", "Beneath Gray Skies", "The Complete Cases of Captain Satan, Volume 1", "The Deed Box of John H. Watson MD: A Collection of the Untold Tales of Sherlock Holmes", "Lost Stories (The Ace Performer Collection series)", "Battle for Athens", "The Rainbow Trail (The Authorized Edition)", "The Golden Goshawk: The Adventures of Captain Dan Marguard by Bedford-Jones, H. (2009) Paperback", "The Memory of Blood: A Peculiar Crimes Unit Mystery", "Paperback Confidential: Crime Writers of the Paperback Era"], "I3": ["Rin Tin Tin: The Life and the Legend", "I Do So Worry For All Those Lost At Sea", "The Great British Films", "A Treasury Of Southern Folklore", "The Complete Idiot's Guide to Criminal Investigation", "The Saint: The Saint and Mr. Teal", "Hunter in the dark", "Pass the Gravy", "Roanoke: Solving the Mystery of the Lost Colony", "Forty Fathom Bank"], "I4": ["Blood 'n' Thunder's Cliffhanger Classics", "The Name of Annabel Lee", "Dog Stories (Everyman's Library Pocket Classics Series)", "Murder for Christmas", "The Casebook of Carnacki the Ghost Finder (Tales of Mystery & the Supernatural)", "Bulldog Drummond", "The Blood 'n' Thunder Guide to Pulp Fiction", "The Argosy Book of Adventure Stories", "Showdown Over Neptune (The Dave Brewster Series Book 1)", "Wives to Burn"]}
{"id": "032b182ecd2da670a211c2caacbbd273", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 3.0, 4.0, 3.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [2.0, 3.0, 5.0, 5.0, 3.0, 4.0, 5.0, 5.0, 3.0, 5.0], "U4": [5.0, 4.0, 3.0, 4.0, 4.0, 3.0, 4.0, 2.0, 3.0, 2.0], "I2": ["Miracle Cure", "Silent Treatment : Between Medicine and Murder the Line Is Scalpel-Thin", "Embedded Linux", "High Performance Selling: Advice, Tatics, and Tools : The Complete Guide to Sales Success", "Embedded Systems Design: An Introduction to Processes, Tools and Techniques", "The Princess Bride (Fox): S. Morgenstern's Classic Tale of True Love and High Adventure", "Proved Innocent", "The Runaway Jury", "Tis: A Memoir", "Angela's Ashes : A Memoir of a Childhood"], "I3": ["Wasted", "If They Only Knew", "My Name is Caroline", "Meg", "The Virgin Suicides: A Novel", "Fhrer-Ex: Memoirs of a Former Neo-Nazi", "Wonderland Avenue (Abacus Books)", "Harry Potter and the Chamber of Secrets, Book 2", "The 10-Second Kiss", "Harry Potter (4 Volumes set)"], "I4": ["Harry Potter and the Deathly Hallows, Book 7", "It", "The Sisterhood (Macmillan UK Audio Books)", "The Shining", "Needful Things", "The Long Walk", "Thinner [UNABRIDGED]", "The Shining", "Madam 90210: My Life as Madam to the Rich and Famous", "Barren in the Promised Land: Childless Americans and the Pursuit of Happiness"]}
{"id": "fd0d472f1109fec3794152b381b44c60", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U3": [5.0, 5.0, 3.0, 2.0, 4.0, 5.0, 4.0, 5.0, 4.0, 3.0], "U4": [3.0, 5.0, 2.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 4.0], "I2": ["Lancaster House", "The Girl of Fire and Thorns", "Edenbrooke", "Drops of Gold", "Exile", "There You'll Find Me", "Merely A Mister (Avalon Historical Romances)", "The Darkest Minds (Bonus Content) (A Darkest Minds Novel)", "Sweet Evil", "Defiance (Defiance Trilogy)"], "I3": ["My Stubborn Heart", "Princess of the Silver Woods (Twelve Dancing Princesses)", "Brightest Kind of Darkness", "Touched (Sense Thieves)", "Just One Day", "Shadow and Bone (Grisha Trilogy)", "A Long Way from You (Where I Belong)", "Scarlet (Lunar Chronicles, Book 2)", "What Would the Founding Fathers Think: A Young American's Guide to Understanding What Makes Our Nation Great and How We've Strayed", "Falling Kingdoms"], "I4": ["A Breath of Eyre (Unbound)", "The Art of Wishing", "A Touch of Scarlet (Unbound)", "Splintered (Splintered Series #1)", "Perfect Scoundrels", "The Crown of Embers: Fire and Thorns, Book 2", "The Crown of Embers (Girl of Fire and Thorns)", "Requiem (Delirium Trilogy)", "Prodigy", "Terra (Terrestrials, No. 1)"]}
{"id": "1e0b87de11ee6da274252e7ddfbdf552", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 2.0, 1.0, 4.0, 5.0, 5.0, 5.0, 3.0, 5.0, 4.0], "U3": [5.0, 3.0, 5.0, 4.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 3.0, 4.0], "I2": ["Yes, Lord, I Have Sinned: But I Have Several Excellent Excuses (Behind the Pages)", "Your Best Life Now: 7 Steps to Living at Your Full Potential", "Every Day a Friday: How to Be Happier 7 Days a Week", "Signs and Wonders: A Harmony Novel", "The signature of Jesus", "Let God Be God: Life-Changing Truths from the Book of Job", "Wounded Prophet: A Portrait of Henri J.M. Nouwen", "The Road", "Thunder Dog: The True Story of a Blind Man, His Guide Dog, and the Triumph of Trust", "One Thousand White Women by Fergus, Jim 1 edition (2007)"], "I3": ["Talking with My Father: Jesus Teaches on Prayer", "Road to Redemption (Road Series) (Volume 2)", "John's Gospel: A Discipleship Journey with Jesus", "3-Fabric Quilts: Quick Techniques for Simple Projects", "The Gauguin Connection: A Genevieve Lenard Novel", "I'd Sooner Have Love", "The Epistle of James (The New  International Commentary on the New Testament)", "Daniel: Faithful Discipleship in a Foreign Land", "The Bible Teacher's Guide: Colossians: Christ Revealed: The Hope of Glory", "The Epistle to the Romans: The English Text With Introduction, Exposition, and Notes"], "I4": ["The Book of the Acts (New International Commentary on the New Testament)", "The Calling of Ella McFarland", "Evan and Elle (Constable Evan Evans Mysteries)", "Be Basic (Genesis 1-11): Believing the Simple Truth of God's Word (The BE Series Commentary)", "Daily Reflections on the Names of God: A Devotional", "If God Has a Refrigerator, Your Picture is On It", "Fried Chicken and Gravy: A Christian Romance", "On Grace and Free Will", "Death By Dumplings (The Garden Girls) (Volume 4)", "A Garden to Keep"]}
{"id": "effbb62973fffe4d7acf9789e5f055f4", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Fighting Temptation (Men Of Honor) (Volume 1)", "Lie Next To Me (A Millionaire's Love) (Volume 1)", "Scarred Beautiful", "Effortless With You", "Saving Ella (Mercy's Angels) (Volume 1)", "This Much Is True", "Axel (Corps Security) (Volume 1)", "Ravage Me (Ravage MC #1) (Volume 1)", "Renegade Lady (Renegade Sons MC) (Volume 1)", "Lovely Trigger (Tristan & Danika) (Volume 3)"], "I3": ["Mile High (Up In The Air) (Volume 2)", "Grounded (Up In The Air) (Volume 3)", "Bad Things (Tristan & Danika #1) (Volume 1)", "Tied With Me (With Me In Seattle) (Volume 6)", "Addicted for Now (Volume 2)", "Reclaim My Heart", "Ricochet: Addicted, Book 1.5", "Kiss the Sky", "Nothing Left to Lose", "The Year We Fell Down (The Ivy Years) (Volume 1)"], "I4": ["Baby, I'm Yours (Life, Love and Babies)", "A Beautiful Mess (Volume 1)", "Leverage (The Brannock Siblings) (Volume 1)", "Sweet Temptation (Men Of Honor) (Volume 2)", "The Resurrection of Aubrey Miller", "Hearts Attached", "Resisting Ryann (Bad Boy Reformed 2)", "Sweet Addiction (Volume 1)", "Until Nico (Until Series) (Volume 4)", "Escaping Trouble (Trouble Series) (Volume 2)"]}
{"id": "abdde59c1f11d8abf01b8ed58708f459", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 3.0, 4.0, 5.0, 5.0, 5.0, 5.0, 3.0], "U3": [5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Teen Guide to Sex and Relationships", "The Selection. by Kiera Cass", "Airel (The Airel Saga, Book 1)", "Magick Weaved on a Samhain Eve", "Solstice: a novel of the Zombie Apocalypse", "61 A.D. (Bachiyr)", "Yesterdays Daughter", "Thoeba", "The Path", "The Glimpse"], "I3": ["Sora's Quest: The Cat's Eye Chronicles (Volume 1)", "Tiger's Destiny (Book 4 in the Tiger's Curse Series)", "Throne of Glass", "The Five Santas - Book 1 of the Oncoming Storm Series", "10 Nights", "The Cult of Koo Kway", "Betrayal (Empty Coffin)", "Entice (Embrace)", "On Dublin Street (On Dublin Street Series)", "Moonlight: Moon Trilogy Book 1 (The Moon Trilogy) (Volume 1)"], "I4": ["On the Island", "Crimson Footprints (Delphine Publications Presents)", "The Torn Wing (The Faerie Ring, No.2)", "The Graveyard Book", "Crush", " Family Ties (Corporeal Daughters, Vampire Ancestry Book 1) eBook", "Witch Born (Witch Song)", "The Persecution of Mildred Dunlap", "Viper's Creed (The Cat's Eye Chronicles) (Volume 2)", "Shattered: (A Donna Harp Novel) (Volume 1)"]}
{"id": "2130bc2c8c2965027a7f9553eec19019", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 3.0, 3.0, 5.0, 5.0, 4.0, 3.0, 5.0], "U3": [5.0, 5.0, 4.0, 4.0, 3.0, 4.0, 3.0, 1.0, 5.0, 4.0], "U4": [4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 3.0, 5.0, 4.0], "I2": ["Luminous and Ominous", "Pagan: An MPRD Novel", "Run", "Silver (An OgmiosTeam Adventure)", "Target Response (Dog Team Novels)", "Terror Town", "The Gathering Dead", "Flee: A Thriller", "To Faithfully Execute: A Pug Connor Novel - Book Three (Pug Connor Novels)", "A Touch of Revenge (Nick Bracco Series) (Volume 2)"], "I3": ["Husk", "No Other Option", "RIG: A Novel of Terror - Kindle edition", "Run", "Operation Synbat", "Left with the Dead", "Invisible Justice: Justice Series", "Call Sign: Wrecking Crew (Storm Warning)", "The Gatekeeper: Day of the Dinosaurs", "Public Enemy Zero"], "I4": ["Inherit the Throne", "Ex-Heroes: A Novel", "The Ruins of Gorlan (The Ranger's Apprentice, Book 1)", "Cloudburst: A Novel", "The King of Plagues: A Joe Ledger Novel", "The Protocol: A James Acton Thriller (James Acton Thrillers) (Volume 1)", "PRIMAL Origins (Volume 1)", "Wired", "Resurrection: Zombie Epic", "PRIMAL Unleashed (The PRIMAL)"]}
{"id": "f9d6967b6e4bf18521d59e62f1bc52ad", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 3.0, 4.0, 4.0, 5.0, 1.0, 3.0, 4.0, 4.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0], "U4": [5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0], "I2": ["Madness Explained: Psychosis and Human Nature", "Politics of Piety: The Islamic Revival and the Feminist Subject", "The White Man's Burden: Why the West's Efforts to Aid the Rest Have Done So Much Ill and So Little Good", "Frontiers of Justice: Disability, Nationality, Species Membership (The Tanner Lectures on Human Values)", "Hiding from Humanity: Disgust, Shame, and the Law", "Modern Japan Through Its Weddings: Gender, Person, and Society in Ritual Portrayal", "Crafting Selves: Power, Gender, and Discourses of Identity in a Japanese Workplace", "As We Saw Them: The First Japanese Embassy to the United States", "Wittgenstein's Poker: The Story of a Ten-Minute Argument Between Two Great Philosophers", "The Anatomy of Dependence"], "I3": ["The Logic of Japanese Politics", "The Open Society and its Enemies: Hegel and Marx (Routledge Classics) (Vol 2)", "Japan Remodeled (Cornell Studies in Political Economy (Hardcover))", "Irrational Exuberance", "Kurosawa: Film Studies and Japanese Cinema (Asia-Pacific: Culture, Politics, and Society)", "Cousins and Strangers: America, Britain, and Europe in a New Century", "Paul Celan: Poet, Survivor, Jew (Yale Nota Bene)", "Escape from Impasse: The Decision to Open Japan", "Specters of Marx: The State of the Debt, The Work of Mourning & the New International (Routledge Classics)", "The Authentic Gospel of Jesus"], "I4": ["Why the French Don't Like Headscarves: Islam, the State, and Public Space", "The Spartans: The World of the Warrior-Heroes of Ancient Greece", "In an Uncertain World: Tough Choices from Wall Street to Washington", "After Christianity", "On Religion (Thinking in Action)", "On Cosmopolitanism and Forgiveness (Thinking in Action)", "Engaging India: Diplomacy, Democracy, and the Bomb", "The Politics of Friendship (Radical Thinkers)", "Another Reason: Science and the Imagination of Modern India", "Koizumi Diplomacy: Japan's Kantei Approach to Foreign and Defense Affairs"]}
{"id": "ff23304f8c6159468d6c21493bd4171b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 3.0, 2.0, 5.0, 3.0, 3.0, 3.0, 4.0, 3.0, 5.0], "U3": [1.0, 1.0, 1.0, 2.0, 1.0, 2.0, 1.0, 1.0, 3.0, 4.0], "U4": [5.0, 3.0, 3.0, 3.0, 4.0, 5.0, 3.0, 2.0, 1.0, 4.0], "I2": ["Queen & Country, Vol. 1: Operation Broken Ground", "Faker", "Kane Volume 1: Greetings From New Eden", "Wormwood: Gentleman Corpse Volume 1 (v. 1)", "Thunderbolts: Justice Like Lightning TPB", "Ultimate Fantastic Four, Vol. 4: Inhuman", "Superman: Secret Identity", "Irredeemable Ant-Man - Volume 2: Small-Minded (v. 2)", "Kingdom Come (Turtleback School & Library Binding Edition)", "Conluvio"], "I3": [" Books' />", " Books' />", "When Michael Calls", "The Ultimates 2, Vol. 2: Grand Theft America (v. 2)", "Exiles - Volume 16: Starting Over", "Ultimate X-Men Vol. 15: Magical", "Ultimate Fantastic Four, Vol. 6: Frightful", "Fury MAX (Fury #1-6)", "No Orchids for Miss Blandish", "Dreaming: Beyond the Shore of Night"], "I4": ["Fables Vol. 10: The Good Prince", "Jar of Fools", "Battler Britton", "The Red Wolf Conspiracy", "Blood of Elves", "Preacher VOL 01: Gone to Texas (Vertigo)", "Northworld Trilogy", "Civil War", "Wanted", "Jinx: The Definitive Collection"]}
{"id": "f7cd6ccfff5c234efd3b74d297762c56", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0], "U3": [4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 3.0, 5.0, 5.0], "U4": [4.0, 3.0, 3.0, 4.0, 5.0, 4.0, 3.0, 3.0, 4.0, 4.0], "I2": ["Rock My Bed (Black Falcon Series)", "Rock My World", "Fear of Falling", "Real (The REAL series)", "Chase: Complete Series", "Lick (A Stage Dive Novel)", "Collide: Book One in the Collide Series", "Pulse: Book Two in the Collide Series", "Wounded", "Starlight (Peaches Monroe) (Volume 2)"], "I3": ["Don't Let Go (The Invisibles)", "Forever Innocent", "No One's Angel", "Finding Olivia", "Rock the Beat (Black Falcon)", "Big Girls Do It", "Catch Me", "Touch Me: The Touch Series (Volume 1)", "Starfire (Peaches Monroe) (Volume 3)", "The Peaches Monroe Trilogy"], "I4": ["The Thrill of It (No Regrets)", "Reckless (Renegades) (Volume 1)", "Jake Undone", "non friction", "Chasing Olivia (Trace + Olivia) (Volume 2)", "Ruin", "In A Heartbeat (Rebel Walking Series) (Volume 1)", "Naked: The Blackstone Affair, Book 1", "Playing With Her Heart", "Trophy Husband"]}
{"id": "8946cbbc479b624dc56ce8876a31cbd9", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 1.0, 5.0, 5.0, 5.0, 3.0, 2.0], "U3": [4.0, 1.0, 4.0, 4.0, 5.0, 4.0, 3.0, 4.0, 4.0, 5.0], "U4": [4.0, 4.0, 5.0, 4.0, 4.0, 3.0, 3.0, 2.0, 5.0, 4.0], "I2": ["The Final Hour (Volkov Bratva Book 3) - Kindle edition", "Spin (Songs of Corruption) (Volume 1)", "Soldier: A Mafia Romance (Made Man) (Volume 1)", "Delicate Freakn' Flower (Freakn' Shifters)", "Shooting Star (The Star Trilogy) (Volume 1)", "In the Beginning (Volkov Bratva Book 1) - Kindle edition", "Kodiak's Claim (Kodiak Point)", "Mica (Rebel Wayfarers MC) (Volume 1)", "Slate (Rebel Wayfarers MC) (Volume 2)", "Merciless Love: A Dark Romance"], "I3": ["Nikolai 2 (Her Russian Protector #6) (Volume 6)", "Human and Freakn': Freakn' Shifters (MFM) (Volume 4)", "Incandescent (Knights Rebels)", "Incandescent: Knights Rebels MC (Volume 1)", "Boss: A Mafia Romance (Made Man) (Volume 3)", "Collateral: Debt Collection #1 (Volume 1)", "Surrender (Madaris Family Saga)", "Twice the Growl (BBW Paranormal Shape Shifter Romance): A BBW in need of a date + Two hot Alphas looking for a mate = The hottest triad ever. (Paranormal Dating Agency) (Volume 1)", "Tempted by the Pack (Blue Moon Brides) (Volume 1)", "For Fallon (Chicago Syndicate) (Volume 1)"], "I4": ["Geek Bearing Gifts (BBW Paranormal Shape Shifter Romance): A BBW in search of love + A sexy shifter who secretly loved her = Smokin' Roaring Romance (Paranormal Dating Agency) (Volume 2)", "Ruin (Songs of Corruption Book 2) (Volume 2)", "Anguish (Jokers Wrath MC) (Volume 3)", "Love Scars: Bad Boy's Bride", "Covert: A Chicago Angels Novel - Kindle edition", "Inferno- A Devil Chaser's MC Romance (Volume 1)", "Black Rose - Kindle edition", "Bear (Rebel Wayfarers MC) (Volume 3)", "Playing Games (Canyon Cove) (Volume 1)", "No Regrets (Canyon Cove) (Volume 2)"]}
{"id": "cad136fbc4446f6624840f8e66255d3c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [3.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U4": [5.0, 4.0, 4.0, 2.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0], "I2": ["A Jump for Life: A Survivor's Journal from Nazi-Occupied Poland", "Four Perfect Pebbles: A True Story of the Holocaust", "Jack and Rochelle: A Holocaust Story of Love and Resistance", "March to Freedom: A Memoir of the Holocaust by Edith Singer (2008) Paperback", "The Survivor", "Jazz Survivor: The Story of Louis Bannet, Horn Player of Auschwitz (Library of Holocaust Testimonies)", "The Envoy: The Epic Rescue of the Last Jews of Europe in the Desperate Closing Months of World War II", "The Pianist: The Extraordinary Story of One Man's Survival in Warsaw, 1939-45", "The Hiding Place", "The Hiding Place Publisher: Blackstone Audio, Inc.; Unabridged edition"], "I3": ["We Never Lost Hope: A Holocaust Memoir and  Love Story", "Inherit the truth, 1939-1945: The documented experiences of a survivor of Auschwitz and Belsen", "To See You Again: A True Story of Love in a Time of War", "The Bielski Brothers: The True Story of Three Men Who Defied the Nazis, Built a Village in the Forest, and Saved 1,200 Jews", "Home At Last Auschwitz Survivor", "Six Million Paper Clips: The Making of a Children's Holocaust Memorial", "The Woman Behind the New Deal: The Life of Frances Perkins, FDR'S Secretary of Labor and His Moral Conscience", "We All Wore Stars: Memories of Anne Frank from Her Classmates", "Sisterhood of Spies", "Kitty Cornered: How Frannie and Five Other Incorrigible Cats Seized Control of Our House and Made It Their Home"], "I4": ["Lillie Langtry: Her Life in Words and Pictures", "The Avengers: A Jewish War Story", "Dance with Demons: The Life of Jerome Robbins", "Music of Another World (English and French Edition)", "Courageous Dissent: How Harry Bingham Defied His Government To Save Lives", "A Train in Winter: An Extraordinary Story of Women, Friendship, and Resistance in Occupied France (The Resistance Quartet)", "Safe Passage: The Remarkable True Story of Two Sisters Who Rescued Jews from the Nazis", "Anne Frank's Family: The Extraordinary Story of Where She Came From, Based on More Than 6,000 Newly Discovered Letters, Documents, and Photos", "The Road to Rescue: The Untold Story of Schindler's List", "Kaspar"]}
{"id": "6e51e754eca4d02a0135f03116cb40ad", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 3.0, 5.0, 4.0, 3.0, 3.0, 5.0, 3.0, 4.0, 3.0], "U3": [4.0, 4.0, 5.0, 4.0, 4.0, 3.0, 3.0, 4.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 3.0, 4.0, 4.0, 3.0, 4.0, 3.0, 5.0], "I2": ["Face of Betrayal (Triple Threat Series #1)", "The Price: A Novel", "The  God Of Second Chances Experiencing His Grace For The Rest Of Your Life", "The Unseen", "Deadly Night (The Flynn Brothers Trilogy)", "Dying Breath (Psychic Killer)", "NEVER CALL IT LOVING", "Stalking Susan (Riley Spartz)", "Haunted", "Loser's Town (Thorndike Press Large Print Thriller; A David Spandau Novel)"], "I3": ["Pretty Maids in a Row", "No Second Chance", "The Devil's Punchbowl", "Fear the Worst: A Thriller", "A Ship Possessed (J. D. Stanton Mystery Series #1)", "You Can Run...", "A Whole New Life", "Dirty South", "Free Bird", "The Con Artist of Catalina Island: A McAfee Twins Christmas Novel"], "I4": ["Deeper Than the Dead", "Badwater", "Child of the Phoenix", "The Fallen", "The Dark Tide", "Never Look Away: A Thriller", "Down River", "The Year of Past Things", "Undiscovered", "True Evil"]}
{"id": "044862eb50f57852dc5a8ccc25bb0f71", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U3": [5.0, 1.0, 5.0, 3.0, 4.0, 2.0, 4.0, 4.0, 5.0, 5.0], "U4": [3.0, 5.0, 1.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Watching Fireflies (The Love Bug Series) (Volume 1)", "This is the Wonder", "Two Truths and a Lie (PRG Investigations) (Volume 1)", "Return to Me (A Covington Cove Novel)", "Step-Lover", "Twisted Souls (Twisted #1) (Twisted Series) (Volume 1)", "Until Alex", "Take: scars of the wraiths", "When You're Ready (Ready Series) (Volume 1)", "Forgotten Treasures: A Second Chance Novel"], "I3": ["Erasing Faith", "Silent Hunter (Love Inspired Suspense)", "Pocketful of Sand", "Shadows of the Past", "Stay (The Command Series) (Volume 1)", "Just Married (Silhouette Special Edition)", "Hero To Hold", "My Stepbrother: The Dom", "Playing with Temptation (The Players Club) (Volume 1)", "Win by Submission (Against the Cage)"], "I4": ["Wild", "Revved", "Deep Blue Eternity", "The Unwilling Executive (Captured by Love Book 1) (Volume 1)", "10 Years Later", "Love Surfaced", "Stepbrother: Impossible Love (Stepbrother Romance)", "Stepbrother Master", "Cowboy Command (Cowboy Justice Association) (Volume 1)", "No Ordinary Billionaire (The Sinclairs)"]}
{"id": "6e8eb9dd55228f362b90ff01d1584e56", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 5.0, 1.0, 3.0, 4.0, 5.0, 4.0, 2.0, 4.0], "U3": [4.0, 3.0, 3.0, 5.0, 4.0, 4.0, 4.0, 4.0, 3.0, 3.0], "U4": [3.0, 2.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 1.0], "I2": ["Dead Anyway", "Broken Harbor: A Novel (Dublin Murder Squad)", "Dead Before Dying: A Novel", "The Illustrated Hitch-hiker's Guide to the Galaxy", "The Summer of Dead Toys", "Delicacy: A Novel", "Eye for an Eye", "Sutton", "By Blood: A Novel", "Hand for a Hand (A DCI Andy Gilchrist Investigation)"], "I3": ["Truth Dare Kill (Danny McRae)", "The Yellow Birds: A Novel", "Two Time", "Gone Girl", "The Unlikely Pilgrimage of Harold Fry: A Novel", "Killing Kennedy: The End of Camelot", "Killing Kennedy: The End of Camelot", "Good Bait", "On the Wrong Track: A Holmes on the Range Mystery (Holmes on the Range Mysteries)", "Kindle Fire HD For Dummies"], "I4": ["The Unquiet Heart (Danny McRae)", "Almost Never: A Novel", "Black Irish: A Novel", "The Lost Ones (Quinn Colson, Book 2)", "Trickster's Point: A Novel (Cork O'Connor Mystery Series)", "A Death in Valencia", "The Gods of Gotham", "Rage Against the Dying (Brigid Quinn Series)", "Assassins of Athens", "The Greatest Game Ever Pitched: Juan Marichal, Warren Spahn, and the Pitching Duel of the Century"]}
{"id": "637160b62b20e5ea54de5311e1b12bca", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 1.0, 4.0, 3.0], "U3": [3.0, 4.0, 3.0, 4.0, 3.0, 4.0, 5.0, 1.0, 5.0, 3.0], "U4": [5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0], "I2": ["Enemies Foreign and Domestic", "Next Time Lucky: Lessons of a Matchmaker", "Scars: An Amazing End-Times Prophecy Novel", "The Time Weaver (The Time Weaver Chronicles)", "Blind Man's Bluff: The Untold Story of American Submarine Espionage", "terrO.R.", "The Last Days of Patton", "Jesus A hell of a secret", "Metallic Dreams", "Call Sign: Wrecking Crew (Storm Warning)"], "I3": ["The Last Way Station: Hitler's Final Journey", "The Santa Shop (The Samaritans Series) (Volume 1)", "Tex: The Man Who Built the Dallas Cowboys", "The Danger from Within", "Grenadiers: The Story of Waffen SS General Kurt 'Panzer' Meyer (Stackpole Military History Series)", "The Autobiography of Benjamin Franklin with Related Readings (Glencoe Literature Library)", "Dracula (Collins Drama)", "Politika (Tom Clancy's Power Plays, Book 1)", "The Yogi Book: 'I Really Didn't Say Everything I Said'", "Those Who Save Us"], "I4": ["Know the Bible in 30 Days", "War Of The Rats", "Pegasus Bridge: June 6, 1944", "Hostile Witness", "Torn (Torn Series)", "Cruise Ship or Nursing Home: The 5 Essentials of a Maximized Life", "The Last Jump: A Novel of World War II", "Bad Book: So many genres, so little time...", "She Had No Choice", "Why Whisper?: A Memoir"]}
{"id": "d0468692e277a9de49ce2ecf89ab91bf", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 2.0, 4.0, 4.0, 4.0, 3.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 4.0, 3.0, 3.0, 4.0, 3.0, 3.0, 2.0, 5.0], "U4": [4.0, 4.0, 5.0, 5.0, 3.0, 3.0, 3.0, 3.0, 5.0, 5.0], "I2": ["Grow It: How to Grow Afro-Textured Hair to Maximum Lengths in the Shortest Time", "Hairtalk: Stylish Braids from African Roots", "The Isaiah Effect: Decoding the Lost Science of Prayer and Prophecy", "Professional Dreamer: 6 Simple Steps That Turn Dreams Into Reality", "Healing Foods: Cooking for Celiacs, Colitis, Crohn's and IBS", "The Primal Blueprint Cookbook: Primal, Low Carb, Paleo, Grain-Free, Dairy-Free and Gluten-Free (Primal Blueprint Series)", "Restoring Your Digestive Health:: How The Guts And Glory Program Can Transform Your Life", "Kindred", "The History of God CD: The 4,000 Year Quest", "The Art of Styling Sentences: 20 Patterns for Success"], "I3": ["Nourishing Traditions: The Cookbook that Challenges Politically Correct Nutrition and Diet Dictocrats", "How to Cheat in Adobe Flash CS5: The Art of Design and Animation", "Baking Boot Camp: Five Days of Basic Training at The Culinary Institute of America", "Queen of Your Own Life: The Grown-Up Woman's Guide to Claiming Happiness and Getting the Life You Deserve", "Fight Back Against Unfair Debt Collection Practices: Know Your Rights and Protect Yourself from Threats, Lies, and Intimidation", "Life Beyond Your Eating Disorder: Reclaim Yourself, Regain Your Health, Recover for Good", "LLC or Corporation?: How to Choose the Right Form for Your Business", "Spousonomics: Using Economics to Master Love, Marriage, and Dirty Dishes", "The Ultimate Smoothie Book: 130 Delicious Recipes for Blender Drinks, Frozen Desserts, Shakes, and More!", "Twelve Steps to a Compassionate Life (Borzoi Books)"], "I4": ["Your Limited Liability Company: An Operating Manual", "Your Limited Liability Company: An Operating Manual", "The Hidden Reality: Parallel Universes and the Deep Laws of the Cosmos", "Found: A Memoir", "The 4-hour Workweek: Escape the 9-5, Live Anywhere and Join the New Rich", "Increase Your Web Traffic in a Weekend", "No Code Required: Giving Users Tools to Transform the Web", "The Dressmaker of Khair Khana: Five Sisters, One Remarkable Family, and the Woman Who Risked Everything to Keep Them Safe", "Salad as a Meal: Healthy Main-Dish Salads for Every Season", "Truly Mexican: Essential Recipes and Techniques for Authentic Mexican Cooking"]}
{"id": "256371747279a676f7b56ad44d789e47", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 1.0, 5.0, 5.0, 5.0, 3.0, 4.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 3.0, 5.0], "U4": [1.0, 3.0, 2.0, 2.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0], "I2": ["Ahab's Wife: Or, The Star-gazer: A Novel (P.S.)", "Chance McCall (Harper Monograms)", "The Navy SEAL's E-Mail Order Bride (Heroes of Chance Creek) (Volume 1)", "My Stepbrother: The Dom", "A Billionaire Takes a Hard Line (The Thorntons) (Volume 1)", "Rough Rider (Hot Cowboy Nights)", "Forged in Fire (A Red-Hot SEALs Novel)", "Forged in Ash (A Red-Hot SEALs Novel)", "Bound by Seduction (Red-Hot SEALs Novellas) (Volume 1)", "Her Stepbrother, Her Hero"], "I3": ["Siddhartha: An Indian Tale (Penguin Twentieth-Century Classics)", "A SEAL's Pleasure (Uniformly Hot!)", "A Real Cowboy (Cowboys of Holiday Ranch)", "Accuse (Abuse) (Volume 2)", "Badass: A Stepbrother SEAL Romance", "Part Time Cowboy (Copper Ridge)", "Sinful: A Bitter Creek Novel", "Her Cowboy Groom (Blue Falls, Texas)", "Jack Hammer", "Brokedown Cowboy (Copper Ridge)"], "I4": ["Escaping Reality (The Secret Life of Amy Bensen) (Volume 1)", "Cruisin' For A SEAL: SEAL Brotherhood #5 (Volume 5)", "Luckiest Girl Alive", "Stallion Magic (The Stallions)", "Falling for His Best Friend", "I'll Stand By You (Blessings, Georgia)", "Tell Me No Lies (STP - Mira)", "Sharp Shootin' Cowboy (Hot Cowboy Nights)", "The Airman's E-Mail Order Bride (Heroes of Chance Creek) (Volume 5)", "Pursued by the Rich Rancher (Diamonds in the Rough)"]}
{"id": "0062c36588df42cfbe01618fc8e37cef", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Be Careful What You Wish for", "Love Don't Come Easy", "Breaking the Cycle", "Swingers", "Love in my Teardrops", "Dissolve", "Where You Find It", "Whispers Between The Sheets: An Anthology", "Any Rich Man Will Do: A Novel (Invincible Women Series)", "When Hell Freezes Over: A Novel"], "I3": ["Timeless Devotion (Indigo: Sensuous Love Stories)", "Slow Motion: Capture The Sunrise\\Dark and Dashing (Arabesque)", "A Season of Miracles: Shepherd's Moon\\Wishing On A Star\\Blind Faith\\Christmas Serenade (Arabesque)", "The Flip Side of Money (Sepia)", "In the Midst of It All", "Song In the Park", "Thicker Than Water: A Gracious Thanksgiving\\A Healing Of The Heart\\The Devils Advocate", "Indecent Exposure (Sepia)", "Down on My Knees", "Brotherly Love"], "I4": ["A Sin and a Shame", "Game", "Five Married Men", "My Life Is All I Have", "Embracing The Moonlight (Kimani Romance)", "Balancing Destiny", "Bittersweet", "Sexy/Dangerous", "A Legal Affair (Kimani Romance)", "Love Me Like No Other (Kimani Romance)"]}
{"id": "0690eb8d7f0750437ab53a90409abe75", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 2.0, 5.0, 3.0, 5.0, 5.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 3.0, 5.0, 4.0, 5.0, 5.0, 3.0, 4.0, 5.0], "U4": [4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 3.0], "I2": ["Poughkeepsie (The Poughkeepsie Brotherhood Series)", "Forever & Always: The Ever Trilogy (Book 1)", "The Rapture Trilogy: Three Tales of Tribulation", "After Forever: The Ever Trilogy: Book 2", "Interview with a Master", "Saving Forever (The Ever Trilogy: Book 3)", "Shame On You (Fool Me Once)", "Dom Wars: Round One (Volume 1)", "Shuttered Affections (Cornerstone #1)", "Exposed Affections (Cornerstone #2)"], "I3": ["Underestimated", "A Beautiful Prison", "Touched (Touched Series #1) (Volume 1)", "Passion and Ponies (Chocoholics) (Volume 2)", "Captive: A New Life Series (Volume 1)", "Stuck in Between (Bound by Your Love) (Volume 1)", "Wrecked", "Winning Her Racy Heart [Racy Nights 1] (Siren Publishing Menage Everlasting)", "Emma Chase (Sins of the Father) (Volume 1)", "Reaper's Property (Ellora's Cave Moderne)"], "I4": ["Reaper's Legacy (Reapers Motorcycle Club)", "Try (Temptation Series)", "Rescued", "Ivan's Captive Submissive", "Dimitri's Forbidden Submissive (Submissive's Wish)", "Burned (Ignite Series)", "Indulging In Irelyn: Indulging #1 (The Indulging Series) (Volume 1)", "Devil's Game (Reapers Motorcycle Club)", "Breaking Free", "Duty Bound (The Protectors) (Volume 1)"]}
{"id": "9915c44234f2e4c00167b53824303a62", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0], "U4": [5.0, 4.0, 4.0, 5.0, 4.0, 3.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Seven Years To Sin", "Ask for It", "Scandalous Liaisons", "Stare Me Down (A Stare Down Novel) (Volume 1)", "Stare Her Down (Stare Down)", "Brie Embraces the Heart of Submission: After Graduation (Volume 2)", "Secrets", "Forbidden Indulgences (Double Love MFM Romance)", "For the Fight (Beyond Blood, #2)", "Watch Me Fall"], "I3": ["Love Of a Lifetime (Embrace Your Soul) (Volume 1)", "The Stranger I Married", "Owned (A Decadence after Dark Novel)", "Beneath Him", "Prisoner (Volume 1)", "Affliction: Knights Rebels MC (Volume 2)", "Fight With Me (With Me In Seattle) (Volume 2)", "Last of the Bad Boys", "Sated", "The Barter System (Volume 1)"], "I4": ["Slave To Love: full-length erotic thriller", "The Sect (Wicked Trinity)", "Catch Me If You Can (Silhouette Intimate Moments, 990)", "Three, Two, One (321): Not Everything Should Come in 3's", "Completely Wrecked: A Dramatic Romance", "An Indecent Proposal", "Coda: (The Submission Series Book 9) (Songs of Submission) (Volume 9)", "Commanding Her Trust (Under His Command) (Volume 2)", "Claiming Her Heart (Under His Command) (Volume 3)", "The Club (The Club Series) (Volume 1)"]}
{"id": "52b0023f65026aa3049cac601446efbc", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 3.0, 4.0, 3.0, 4.0, 3.0, 5.0, 2.0], "U3": [2.0, 4.0, 3.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U4": [4.0, 1.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 3.0, 5.0], "I2": ["Avenged (Pacific Coast Justice)", "Swept Away (Trouble in Texas) (Volume 1)", "Pocket Your Dollars: 5 Attitude Changes That Will Help You Pay Down Debt, Avoid Financial Stress, and Keep More of What You Make", "A Noble Groom", "Wishing on Willows: A Novel (Wildflowers from Winter Series)", "The Four Seasons of Marriage: Secrets to a Lasting Marriage", "All in Good Time (The Gilded Legacy)", "Horse Dreams (Backyard Horses)", "Jennifer: An O'Malley Love Story", "All for a Song"], "I3": ["Pray the Scriptures: A 40-Day Prayer Experience", "Frame 232 (Jason Hammond)", "Every Waking Moment", "Into the Whirlwind", "Fired Up (Trouble in Texas) (Volume 2)", "365 Slow Cooker Suppers", "Women Living Well: Find Your Joy in God, Your Man, Your Kids, and Your Home", "What Once Was Lost: A Novel", "Stranded (Alaskan Courage, Book 3)", "Unspoken"], "I4": ["The Governess of Highland Hall: A Novel (Edwardian Brides)", "Epic Grace: Chronicles of a Recovering Idiot", "You Don't Know Me (Deep Haven)", "Real: Becoming a 24/7 Follower of Jesus", "Say Goodbye to Survival Mode: 9 Simple Strategies to Stress Less, Sleep More, and Restore Your Passion for Life", "Where Courage Calls (Return to the Canadian West) (Volume 1)", "The Redcoats Are Coming! (AIO Imagination Station Books)", "Tide and Tempest (Edge of Freedom) (Volume 3)", "Just 18 Summers", "Out of the Depths: An Unforgettable WWII Story of Survival, Courage, and the Sinking of the USS Indianapolis"]}
{"id": "0fa7de69205ec3e39d479c68a2d34cba", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 3.0, 4.0, 3.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U4": [3.0, 4.0, 4.0, 4.0, 4.0, 5.0, 3.0, 3.0, 4.0, 5.0], "I2": ["Millie's Fling: A feel-good, laugh out loud romantic novel", "Miranda's Big Mistake", "Fire Burn and Cauldron Bubble: The Jolie Wilkins Series, Book 1", "A Perfect Darkness (The Offspring)", "Sins of the Flesh", "Dark Moon (Night Creature Novels)", "When Harry Met Molly (Impossible Bachelors)", "Getting What You Want (Stepp Sisters, Book 1)", "Wanting Something More (Stepp Sisters, Book 3)", "Wanting What You Get (Stepp Sisters, Book 2)"], "I3": ["Out of Time: A Paranormal Romance", "A Taste of Magic", "Pandora's Box (Pandora's Series, Book 1)", "A Breath of Magic", "By Magic Alone", "All I Ever Wanted", "The Druid Made Me Do It", " Dead People (Haunted Hearts Series Book 1) eBook", "Dangerous Highlander: A Dark Sword Novel", "Forbidden Highlander: A Dark Sword Novel"], "I4": ["Eve: A Novel (Eve Duncan)", "Lover Unleashed (Black Dagger Brotherhood, Book 9)", "Wicked Highlander: A Dark Sword Novel", "Proven Guilty (The Dresden Files)", "The Restorer (The Graveyard Queen)", "Soulless (The Parasol Protectorate)", "Rushed to the Altar (The Blackwater Brides)", "The Crush [IMPORT]", "Dead Reckoning (Sookie Stackhouse/True Blood, Book 11)", "Changeless (The Parasol Protectorate)"]}
{"id": "0e53310708aa20c75696a8b28887360f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Red Hot Peppers: The Skookum Book of Jump Rope Games, Rhymes, and Fancy Footwork", "Yum Yum Dim Sum (World Snacks Series)", "The Twelve Gifts of Birth (Twelve Gifts Series)", "When Grandma Was A Girl", "The Wiggles: Yummy, Yummy: Fruit Salad", "Six Words, Many Turtles and Three Days in Hong Kong", "Somebunny Loves Me: A Fuzzy Board Book", "Skidamarink! I Love You (Holiday Board Books)", "An Mei's Strange and Wondrous Journey", "Fortune Cookie Fortunes"], "I3": ["Mommy Always Loves You", "The Potty (Everything I Know About...)", "Big Bird in China", "Click, Clack, Moo: Cows That Type", "The Journey of Meng", "A You're Adorable", "The Ugly Vegetables", "Disney's Mulan: Seek & See", "Ming Lo Moves the Mountain", "Celebrating Chinese New Year"], "I4": ["L Is for Liberty (Railroad Books)", "Tigger's Family (Winnie the Pooh)", "Colors of China (Colors of the World)", "Baby Angels: Board Book", "Help I'm Lost (Time to (Penton Overseas))", "It's Time to Call 911: What to Do in an Emergency", "So Many Bunnies: A Bedtime ABC and Counting Book", "Splash Peter Rabbit", "Everywhere Babies", "Baby Signs for Bedtime (Baby Signs (Harperfestival))"]}
{"id": "dc9e7444ea179506cf837e94e48722b7", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [1.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 4.0, 5.0, 5.0, 1.0], "U4": [5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Three Weeks in October: The Manhunt for the Serial Sniper", "Blood Justice: The True Story of Multiple Murder and a Family's Revenge", "Facing the Wind: A True Story of Tragedy and Reconciliation", "Wine for Every Day and Every Occasion: Red, White, and Bubbly to Celebrate the Joy of Living", "Murder So Cold: A Father's Dea", "Murdered Innocents", "Fatal Seduction", "Seven Types of Ambiguity", "A Deadly Game: The Untold Story of the Scott Peterson Investigation", "Cookin' Quickies: The Best of Mr. Food"], "I3": ["The Death of Innocents: A True Story of Murder, Medicine, and High-Stake Science", "Open Secrets: A True Story of Love, Jealousy, and Murder", "Careless Whispers (St. Martin's True Crime Library)", "September Sacrifice (Pinnacle True Crime)", "She Wanted It All: A True Story of Sex, Murder, and a Texas Millionaire (Avon True Crime)", "Secrets from the Grave (St. Martin's True Crime Library)", "Cruel Deception: A Mother's Deadly Game, a Prosecutor's Crusade for Justice (St. Martin's True Crime Library)", "Dead And Buried: A Shocking Account of Rape, Torture, and Murder on the California Coast", "Lethal Guardian", "The Historian"], "I4": ["Disco Bloodbath: A Fabulous But True Tale of Murder in Clubland", "No One Can Hurt Him Anymore", "Death from Child Abuse... and No One Heard", "Deadly Lust", "True Story: Murder, Memoir, Mea Culpa", "Such Good Boys: The True Story of a Mother, Two Sons and a Horrifying Murder", "Murder in Memphis: The True Story of a Family's Quest for Justice", "Burned Alive: A Shocking True Story of Betrayal, Kidnapping, and Murder (St. Martin's True Crime Library)", "Under the Bridge", "Worth More Dead and Other True Cases"]}
{"id": "1b7e3bfc8312786d5ca02512b446165a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 3.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0], "U3": [5.0, 4.0, 3.0, 4.0, 4.0, 3.0, 3.0, 5.0, 3.0, 4.0], "U4": [4.0, 5.0, 4.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Elmo Jenkins Trilogy", "Unleashed: A Melanie Travis Mystery (Melanie Travis Mysteries)", "The King of Clayfield (Volume 1)", "That Dog Won't Hunt (Dearing Family) (Volume 1)", "The Friday Edition (Samantha Church)", "Crispens Point: Book 1 of the Blackberry County Chronicles", "Drool Baby: A Dog Park Mystery (Lia Anderson Dog Park Mysteries) (Volume 2)", "The Rented Mule", "Hidden", "State of Nature: Book Three of The Park Service Trilogy (Volume 3)"], "I3": ["A Dog's Purpose: A Novel for Humans", "The Dunn Deal (The Christine Sterling Mystery Trilogy)", "Private Justice (Newpointe 911, Book 1)", "Jane's Melody", "The Rosie Project", "Ethan (Brightest Kind of Darkness)", "A King of Infinite Space", "Dog Gone, Back Soon", "Home to Stay (An Anchor Island Novel)", "Learned Optimism"], "I4": ["Hazardous Duty (Squeaky Clean Mysteries, No. 1)", "The Scent of Lilacs (Hollyhill Series, Book 1)", "Homeward", "The Blessings of the Animals: A Novel", "Extinction Point", "Judgment Call: A Brady Novel of Suspense (Joanna Brady Mysteries)", "Orchard of Hope (Hollyhill Series, Book 2)", "Escape from Fred", "Blue Like Elvis", "Composing Amelia: A Novel"]}
{"id": "bf45cb2b9dea0561c4b77056199fc0e2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 3.0, 4.0, 4.0, 4.0], "U4": [5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0], "I2": ["Stiletto: A Caddy Rowland Psychological Thriller & Drama (The Avengement Series) (Volume 1)", " Solace", "Violated", "We Found Love", "In Too Deep", "A Man's Man", "Beyond the Surface (The Breakfast Club) (Volume 1)", "Criss Cross: PsyCop, Book 2", "The Wrong Man (Right and Wrong)", "The Right Time (Right and Wrong Story)"], "I3": ["Unsaid (The Manhattanites) (Volume 3)", "Andrew's Promise", "Wolf, WY (Volume 1)", "Truth and Consequences", "Innocence to the Max - Kindle edition", "Triple Play (Homeruns) (Volume 3)", "Horizons", "Right Back Where (Welcome to Alvarado) (Volume 1)", "Rain Shadow (Bluewater Bay)", "Redeeming Rafe (Barretti Security Series) (Volume 2)"], "I4": ["Saving Ren (Barretti Security Series) (Volume 3)", "The Making of Matt (Souls of the Knight) (Volume 3)", "Negotiating Love (Sin City Uniforms) (Volume 5)", "Sire", "Tasting Notes", "Behind the Eight Ball", "Camp Hell: A Psycop Novel", "Spook Squad: A Psycop Novel", "Winter Wonderland", "Ghostv: A Psycop Novel"]}
{"id": "72f1ace8fb7ee543227b7dd361caa41f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 3.0, 4.0, 5.0, 5.0], "U4": [4.0, 4.0, 4.0, 5.0, 4.0, 3.0, 3.0, 4.0, 5.0, 4.0], "I2": ["Into the Fire: Ploesti, the Most Fateful Mission of World War II", "When a Crocodile Eats the Sun: A Memoir of Africa", "Horn of the Hunter: The Story of an African Safari", "A night to remember", "Forged in Faith: How Faith Shaped the Birth of the Nation 1607-1776", "Grunts: Inside the American Infantry Combat Experience, World War II Through Iraq", "Touched by Fire: The Life, Death, and Mythic Afterlife of George Armstrong Custer", "The Last Man on the Mountain: The Death of an American Adventurer on K2", "The Tiger: A True Story of Vengeance and Survival", "In Trace of TR: A Montana Hunter's Journey"], "I3": ["Into the Viper's Nest: The First Pivotal Battle of the Afghan War", "Empire of the Summer Moon: Quanah Parker and the Rise and Fall of the Comanches, the Most Powerful Indian Tribe in American History", "The Lost Classics of Jack O'Connor: Forty Exciting Stories from the Pages of Outdoor Life", "Bonhoeffer: Pastor, Martyr, Prophet, Spy: A Righteous Gentile vs. the Third Reich", "The Envoy: The Epic Rescue of the Last Jews of Europe in the Desperate Closing Months of World War II", "No Way Down: Life and Death on K2", "Ghosts of Tsavo : Stalking the Mystery Lions of East Africa", "Give Me Tomorrow: The Korean War's Greatest Untold Story--The Epic Stand of the Marines of George Company", "The Lost Men: The Harrowing Saga of Shackleton's Ross Sea Party", "Valleys of Death: A Memoir of the Korean War"], "I4": ["Colonel Roosevelt", "The Retreat: Hitler's First Defeat", "George, Nicholas and Wilhelm: Three Royal Cousins and the Road to World War I", "Easy Company Soldier: The Legendary Battles of a Sergeant from World War II's 'Band of Brothers'", "Long Walk: The True Story Of A Trek To Freedom", "Notes of a Russian Sniper: Vassili Zaitsev and the Battle of Stalingrad", "Revolutionary Characters: What Made the Founders Different", "Fatal North: Adventure and Survival Aboard USS Polaris, the First U. S. Expedition to the North Pole", "The Marines of Autumn: A Novel of the Korean War", "Two Wars: One Hero's Fight on Two Fronts--Abroad and Within"]}
{"id": "91e4a69f8aec3c7aef0120bf0e161b2e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 3.0, 4.0, 4.0, 5.0, 5.0, 4.0, 3.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 3.0, 4.0, 5.0, 5.0], "U4": [4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0], "I2": ["The Seminar of Jacques Lacan: Book 1, Freud's Papers on Technique, 1953-1954 (Seminar of Jacques Lacan (Paperback))", "The Surrender: An Erotic Memoir", "Talk Talk", "The Black List", "Glass, Irony and God (New Directions Paperbook)", "Love (Penguin Classics)", "Don't the Moon Look Lonesome: A novel", "The Wine-Dark Sea", "The Seminar of Jacques Lacan: The Four Fundamental Concepts of Psychoanalysis (Vol. Book XI)  (The Seminar of Jacques Lacan)", "Exiles in the Garden"], "I3": ["The History of Sexuality, Vol. 3: The Care of the Self", "The History of Sexuality, Vol. 2: The Use of Pleasure", "The History of Sexuality, Vol. 1: An Introduction", "Love and Summer", "All Aunt Hagar's Children: Stories", "A Gate at the Stairs", "The Royal Family: A Novel", "Last Night in Twisted River: A Novel", "The Unnamed", "A Worldly Country: New Poems"], "I4": ["Generation A: A Novel", "Unfinished Desires: A Novel (Random House Reader's Circle)", "The Seminar of Jacques Lacan: The Other Side of Psychoanalysis (Vol. Book XVII)  (The Seminar of Jacques Lacan) (Bk. XVII)", "I Am No One You Know: Stories", "Forest Gate: A Novel", "In the Company of Angels: A Novel (Copenhagen Quartet)", "The Common Man", "Chef", "Jealousy: The Other Life of Catherine M.", "The Gravedigger's Daughter: A Novel (P.S.)"]}
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{"id": "0c1ff343daccced5b3b2dbc211511d30", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 3.0, 5.0, 3.0], "U3": [5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 3.0, 3.0], "U4": [1.0, 5.0, 4.0, 5.0, 2.0, 4.0, 5.0, 5.0, 3.0, 5.0], "I2": ["Confessions of a Litigation God: Matt's Story (The Legal Affairs Series) (Volume 2)", "Taint: A Sexual Education Novel", "Bang: Black Lotus #1 (Volume 1)", "Overwhelmed by You (Tear Asunder)", "When We Fall (When I Break) (Volume 3)", "Apartment 2B", "Pretty Little Things", "Brutal (Detroit After Dark) (Volume 1)", "Dirty Angels", "UnRaveled: A Short Story"], "I3": ["The Intern, Vol. 2 (Volume 2)", "Little Black Book (Volume 1)", "Scornfully Yours (Torn) (Volume 1)", "Take (Temptation Series) (Volume 2)", "The Intern, Vol. 3 (The Intern Serials) (Volume 3)", "Irrevocable", "The Decimation of Mae (Blue Butterfly) (Volume 1)", "The Girl in 6E", "How I became Lotus Raine...the porn star", "Mr. X"], "I4": ["Love and Law", "Bound Forever: A BDSM Romance - Kindle edition", "Eluded", "Deliver", "His", "Seduced in the Dark: The Dark Duet (Volume 2)", "Room 212", "Reasonable Doubt", "Left to Chance", "Vanquish (Deliver)"]}
{"id": "a40d08bd9facab370ec89f08ae58517d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 3.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0], "I2": ["The Lucid: Episode 1 (Volume 1)", " The Day the Dead Came to Show and Tell (Newsflesh) eBook", "The Chimera Sequence", "Redstone Magic Handbook", "The Beam: The Complete First Season (Volume 1)", "Cold Sweats and Vignettes: A short collection of short stories - Science Fiction and Horror - Kindle edition", "Neil Patrick Harris: Choose Your Own Autobiography", "The Exceptional Presenter: A Proven Formula to Open Up! and Own the Room", "Pandora's Brain", "Taking on Water"], "I3": ["Food: A Love Story", "So, Anyway...: The Autobiography", "Broken Chain", "Wither (The Withered Series) (Volume 1)", "Ebola K: A Terrorism Thriller (Volume 1)", "The Darkness", "Why Not Me?", "Salt (The Last Flotilla)", "Hunger (The Hunger Series) (Volume 1)", "Surviving AI: The promise and peril of artificial intelligence"], "I4": ["Android Paradox (Android X Book 1) - Kindle edition", "Android Deception (Android X Book 2) - Kindle edition", "Game Changer", "The Path", "First Activation (The Activation)", "Second Activation (The Activation)", "Beacon 23", "Sixth Cycle", "Lethal Generosity", "Weepers (A Novel by Nick Chiarkas)"]}
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{"id": "6e8b01aa23bc3050f5e6f67ef4275b97", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 3.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 5.0, 3.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0], "U4": [3.0, 3.0, 4.0, 4.0, 3.0, 4.0, 3.0, 4.0, 4.0, 4.0], "I2": ["The Year of Magical Thinking Playscript. Joan Didion", "A Kiss in the Dark", "When God Sleeps", "From Slave To Superstar Of The Wild West: The Awesome Story Of Jim Beckwourth", "If You Want Closure in Your Relationship, Start with Your Legs: A Guide to Understanding Men", "Having a Mary Heart in a Martha World (Gift Edition): Finding Intimacy with God in the Busyness of Life", "The Better Man", "Intimate Musings (Discover Kai Poetry Collection, Volume 2)", "Healthy Attitudes Smart Choices: Living the Life You Choose", "Black Skyy (Lady in Black Series)"], "I3": ["Everybody Say Amen", "The Rise of the House of Stone", "She's Gone", "Sinful Desires", "In the Beginning: A Vampire Series", "Mistress Me", "Keep On Keepin' On", "The Edification Of Sonya Crane (Kimani TRU)", "Pearl And Angela", "The Last Street Novel"], "I4": ["Too Little, Too Late", "Overdrive", "E-Males", "Hallway Diaries: An Anthology (Kimani TRU)", "Marrying a Man, Raising a Husband", "Get More: A Boy Shopping Novel", "Lost & Betrayed (An American Tale): A Fictional Tale of Hurricane Katrina", "A Family Sin: A Novel", "It's Not Over Yet", "Lovestoned"]}
{"id": "7eb9fc910ea8650d9f0f02937da71ea1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 3.0, 5.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0], "I2": ["Perfect Lie", "Heart of Timber (Cold) (Volume 2)", "Pieces For You (Volume 2)", "Dead Awakenings", "Spurs & Stilettos", "Worth Keeping", "The Scars of Us (Scars Series) (Volume 1)", "How to Liv", "Torn (The Connections Series)", "Connected (The Connections Series)"], "I3": ["Discovering Us (True Love) (Volume 1)", "Undone (Disclosure Series) (Volume 1)", "Always", "Desire (The Seductors Series) (Volume 1)", "The Prince of Punk Rock (Radical Rock Stars) (Volume 1)", "Behind His Eyes - Truth (Reading Companion to the bestselling Consequences Series) (Volume 5)", "Broken Wings", "An Acute Attraction", "Spicy (Bad Boy Rockers) (Volume 2)", "Play (A Stage Dive Novel)"], "I4": ["Throttle Me (Men of Inked) (Volume 1)", "Severed Angel (Severed MC) (Volume 1)", "High (The Indigo Lounge Series) (Volume 1)", "The Plantation Affair", "Spark (Spark series #1) (Volume 1)", "Captured in Croatia", "Partners in Crime", "A Better Man (The Men of Halfway House) (Volume 1)", "A Hunted Man (The Men of Halfway House) (Volume 2)", "Make You Mine: Book Three: The Rock Gods"]}
{"id": "6fdcc7edb039952201949ca30dbaf547", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0], "U3": [4.0, 2.0, 5.0, 5.0, 5.0, 4.0, 5.0, 3.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "I2": ["No Frills: The Truth Behind the Low Cost Revolution in the Skies", "How to Become CEO: The Rules for Rising to the Top of Any Organization", "Buying the Big Jets: Fleet Planning for Airlines", "The Parable of the Pipeline: How Anyone Can Build a Pipeline of Ongoing Residual Income in the New Economy", "Leadership 101: What Every Leader Needs to Know", "One Minute Millionaire", "Airline Marketing and Management", "Power to Be Your Best, The", "The Greatest Salesman in the World (Part II)", "Read & Grow Rich: How the Hidden Power of Reading Can Make You Richer in All Areas of Your Life"], "I3": ["Corporate Finance", "How to Write a Book Proposal", "Study Guide to accompany Management: A Competency-Based Approach", "A Handbook of Human Resource Management Practice", "Makers of Modern Strategy from Machiavelli to the Nuclear Age", "French Easy Learning Dictionary (English and French Edition)", "Boldtext Pew Bible: King James Version", "Strategic Planning", "Strategy Process", "Competitive Advantage: Creating and Sustaining Superior Performance"], "I4": ["The Structure of Scientific Revolutions", "Flying for Peanuts: The ABCs of Flying Southwest Airlines", "Project Management for Business and Engineering, Second Edition: Principles and Practice", "Successful Project Management: Apply Tried and Tested Techniques, Develop Effective PM Skills and Plan, Implement and Evaluate (Creating Success)", "", "Rise and Fall of Strategic Planning", "Flying Off Course: The Economics of International Airlines", "Teach Yourself Instant French, (Book Only) (TY: Language Guides)", "Advanced Selling Strategies: The Proven System Practiced by Top Salespeople", "The Psychology of Achievement"]}
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{"id": "431ea5ca8b5497fff05c4bcc67ce536e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0], "U3": [4.0, 5.0, 3.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0], "U4": [5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 2.0], "I2": ["The Winter Queen: A Novel (An Erast Fandorin Mystery)", "Closely Watched Trains (European Classics)", "Waiting for the Dark, Waiting for the Light: A Novel", "Pushkin and the Queen of Spades: A Novel", "Michael Chabon Presents. . .The Amazing Adventures of the Escapist, Volume 1", "Music of a Life: A Novel", "Murder on the Leviathan: A Novel (Erast Fandorin)", "Too Loud a Solitude", "I Served the King of England (English and Czech Edition)", "God's Secretaries: The Making of the King James Bible"], "I3": ["The White Russian: A Novel", "Study Is Hard Work", "Dr. Seuss Goes to War: The World War II Editorial Cartoons of Theodor Seuss Geisel", "Life and fate: A novel", "Monumental Propaganda", "No Saints or Angels", "The Spirit of Prague and Other Essays", "My Merry Mornings: Stories From Prague", "Stalin: The Court of the Red Tsar", "Apocryphal Tales"], "I4": ["Sakharov: A Biography", "The Mystery of Olga Chekhova", "Going Postal: A Novel of Discworld", "The Plot Against America", "Dark Voyage", "Grant and Twain: The Story of a Friendship That Changed America", "The Final Solution CD: A Story of Detection", "The Truth: A Novel of Discworld", "Wolves Eat Dogs (Arkady Renko Novels)", "Koba the Dread"]}
{"id": "ff87717682af9285b2f15e228a81f207", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 1.0, 3.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [3.0, 5.0, 5.0, 2.0, 2.0, 5.0, 3.0, 4.0, 4.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Disobedience: A Novel", "Step-Ball-Change", "The Little Friend", "The Last Noel", "Bee Season", "Hold the Enlightenment: More Travel, Less Bliss", "The Range Eternal", "The Delectable Mountains: or, Entertaining Strangers", "Embers", "Homebody/Kabul"], "I3": ["City of the Beasts", "The Master Butchers Singing Club: A Novel", "Ben Sidran: A Life in the Music", "The Last Girls: A Novel (Ballantine Reader's Circle)", "The Sunday Wife: A Novel", "The Antelope Wife: A Novel", "Spilling Clarence: A Novel", "Atonement", "Flashback", "Life of Pi"], "I4": ["Declarations of Independence", "Bill Bryson African Diary", "I Am Becoming the Woman I've Wanted", "Absolute Trust in the Goodness of the Earth", "The Sinister Pig", "Disturbances in the Field", "The No. 1 Ladies' Detective Agency (Movie Tie-in Edition): A No. 1 Ladies' Detective Agency Novel (1)", "Seldom Disappointed", "High Tide in Tucson: Essays From Now Or Never", "Hope Dies Last: Keeping the Faith in Difficult Times"]}
{"id": "6fdaad6509a4b26767347cf3b0d5bf9d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Misled (Death Dwellers MC Book 1) - Kindle edition", "Undeniable", "Storm (Storm MC #1) (Volume 1)", " Misappropriate (Death Dwellers MC) eBook", "Craving Constellations", "Outlaw Kind of Love: Prairie Devils MC Romance", " Devil's Charm (Chaos Bleeds Book 1) eBook", "The Grizzly MC: Volume One (Volume 1)", "Shade's Fall (Last Riders)", "Severed Angel (Severed MC) (Volume 1)"], "I3": ["Fierce (Storm MC #2) (Volume 2)", "Slade (Walk Of Shame #1)", "Hook Me (Men of Inked) (Volume 2)", "Inferno- A Devil Chaser's MC Romance (Volume 1)", "Devil's Game (Reapers Motorcycle Club)", "Nomad Kind of Love: Prairie Devils MC Romance (Outlaw Love)", "Incandescent: Knights Rebels MC (Volume 1)", "Incandescent (Knights Rebels)", "The Ride (Hell's Disciples MC) (Volume 1)", "Reaper's Stand (Reapers Motorcycle Club)"], "I4": ["Hemy (Walk Of Shame #2) (Volume 2)", "It Ain't Me, Babe", "Slow Burn: Lost Kings MC, Book 1 (Volume 1)", "Exquisite Trouble (Iron Horse MC) (Volume 1)", "Strip Back: Eric's Story (Naked Night's)", "Wayward Angel (Wayward Saints MC) (Volume 1)", "Destroyed: Satan's Rebels MC - Book 1 (Volume 1)", "Destined: Satan's Rebels MC - Book 2 (Volume 2)", "Corrupting Cinderella (Lost Kings MC, Book 2) (Volume 2)", "Black Out (Hawks MC Club) (Volume 3)"]}
{"id": "3672ba91b42f140ff184c118e35dedee", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Hooked: A Stepbrother Romance", "Paws and Claws Volume 1: 21 Book Excite Spice MEGA Bundle", "Money Shot: 18 Book Excite Spice MEGA Billionaire Romance Bundle", "A Man Needs A Maid: A Billionaire Romance", "Uncaged (An MMA Stepbrother Romance)", "Under His Hand", "Back Where We Belong (A Second Chances New Adult Romance)", "Steel Love: A BBW Motorcycle Club Romance", "Alpha's Darkling Bride", "His Secret Muse"], "I3": ["One Spoonful of Trouble (The Mysteries of Bell & Whitehouse) (Volume 1)", "Adrian", "Bossy: A Stepbrother Romance", "Bad Boy Next Door (A Romantic Suspense)", "The Stubborn Suitor, Complete Series (An Alpha Billionaire In Love BBW Romance)", "Between Two Wolves", "Owned by the Bad Boy (Cravotta Crime Family) (Volume 4)", "Stepbrother Catfish: The Complete Series", "Alpha Hunted 2: Bella & Mac", "Never Love an Outlaw: Deadly Pistols MC Romance (Outlaw Love)"], "I4": ["Still a Bad Boy (Volume 1)", "Ruthless", "Unwrapping Tess: Christmas Encounters (Vegas Mates) (Volume 5)", "Lyric's Accidental Mate: Iron Wolves MC", "Scottish Werebear: An Unexpected Affair (Scottish Werebears) (Volume 1)", "Bewitched by the Alpha: Bite of the Moon", "Kellan", "One More Second Chance", "Set Free (Second Chance Series) (Volume 1)", "Shifters in the Snow (15 Paranormal Romances)"]}
{"id": "c1046a6e08fefb95a6a02b97c1c3d3b0", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 3.0, 5.0, 5.0, 4.0], "U4": [4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 3.0], "I2": ["Never Surrender: A MacKenzie Family Novella (The MacKenzie Family)", "Hitched (Hearts of Stone) (Volume 2)", "Royally Relinquished: A Modern Day Fairy Tale", "The Best Man ((Allen Brothers Series)) (Volume 1)", "Hate 2 Lovers (Volume 2)", "I Don't (Enamorado) (Volume 1)", "Truly, Madly, Whiskey", "The Baby Bombshell", "Just One Spark: A Black Alcove Novel", "Father"], "I3": ["Game on", "Emergency Attraction (Love Emergency)", "Free Baller: Off Limits Sports Romance (Bad Boy Ballers) (Volume 2)", "Too Complicated (The Lewis Cousins) (Volume 2)", "The Boy Friend", "Hammered: Falcon Brothers (Steel Country) (Volume 1)", "Bearly Breathing (Emerald City Shifters) (Volume 1)", "When Danger Bites", "Misbehaved", "Single Mom Wanted For Fake Marriage: A Billionaire Romance"], "I4": ["Arranged: A Masters and Mercenaries Novella", "Badd Motherf*cker (Badd Brothers) (Volume 1)", "Four Letter Word (Dirty Deeds)", "Good Lies (A Wild Minds Novel)", "Confessions of a Former Puck Bunny", "Last", "Going In Deep (Billionaire Bad Boys Book 4) (Volume 4)", "Sex God", "Swear", "The Irish Prince"]}
{"id": "8abd693b070c518ef7afee00c2158d1f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Lexi, baby", "Opal: A Lux Novel", "Hopeless", "Bad Rep", "Forever My Girl (The Beaumont Series) (Volume 1)", "Rocked Under (Volume 1)", "A Beautiful Lie (Playing with Fire Series)", "Beneath This Man (A This Man Novel)", "Collide: Book One in the Collide Series", "Beauty From Pain (Beauty Series) (Volume 1)"], "I3": ["The Complete Groupie Trilogy", "A Terrible Love", "True Love Story", "Accidentally On Purpose", "In Flight (Up In The Air) (Volume 1)", "Mile High (Up In The Air) (Volume 2)", "Wait for You (Wait for You Saga)", "Walking Disaster", "Lush (A Delicious Novel)", "Connected (The Connections Series)"], "I4": ["Real (The REAL series)", "Dark Light", "The Dark Prince: Book 2 of The Dark Light Series (Volume 2)", "Unbelievable: The Port Fare Series Book Two", "The Girl in 6E", "Falling into Forever", "Love Love", "Eyes Wide Open: The Blackstone Affair, Book 3", "Cautious (Sequel to Disastrous): Disastrous No. 2", "Distorted"]}
{"id": "1cf75810716f4aa95fd43271963e8785", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Fealty of the Bear (Hells Canyon Shifters) (Volume 2)", "Sex, Love, and Aliens, Volume 1", "Avenge the Bear (Hells Canyon Shifters) (Volume 3)", "Demon Isle Witches, Books 1-3 (Demon Isle Witches Box Set) (Volume 1)", "Marked By The Vampire (Purgatory) (Volume 2)", "Charming The Beast", "Wolf Bride (Wolf Brides) (Volume 1)", "Red Snow Bride (Wolf Brides) (Volume 2)", "Dawson Bride (Wolf Brides) (Volume 3)", "Hope(less) (Judgement of the Six) (Volume 1)"], "I3": ["(Mis)fortune (Judgement of the Six) (Volume 2)", "(Un)wise", "Curves 'em Right (BBW Paranormal Shape Shifter Romance) (Paranormal Dating Agency) (Volume 4)", "(Un)bidden (Judgement of the Six) (Volume 4)", "The Darkest Touch: A spellbinding paranormal romance novel (Lords of the Underworld)", "Claim the Bear (Hells Canyon Shifters) (Volume 4)", " Foxy On The Run", " Mating the Red Wolf", " To Catch A Snake", " Dead Man Running"], "I4": ["Holiday Abduction (Alien Abduction) (Volume 6)", "EMMA:  Part One (Outpost Nine) (Volume 1)", "Forbidden Call: (New Breed Novels, Book 1) (Volume 1)", "Emma:  Part Two (Outpost Nine) (Volume 2)", " A Viking's Peace", " Bears In Flight", "Coveted by the Bear", "Mated To The Dragon Of Manhattan", "Heart of the Bear (Hells Canyon Shifters) (Volume 5)", "Forbidden: The Arotas Trilogy"]}
{"id": "33d5b333b9ccd93a9dc08c9f845df281", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 3.0, 3.0, 4.0, 4.0, 4.0, 5.0, 3.0, 4.0], "U3": [5.0, 5.0, 4.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [4.0, 4.0, 5.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0], "I2": ["The Uncommoners #1: The Crooked Sixpence", "Scythe (Arc of a Scythe)", "The Lost Property Office (Section 13)", "Black Flowers, White Lies", "The Haunted House Project", "Larklight", "Amelia Rules Book 1: The Whole World's Crazy (Bk. 1)", "The Triangle Shirtwaist Company Fire of 1911 (Great Disasters: Reforms and Ramifications)", "The Mapmaker and the Ghost", "Aliens Ate My Homework"], "I3": ["Mockingjay: The Hunger Games", "I'll Pass For Your Comrade: Women Soldiers in the Civil War", "The Inquisitor's Apprentice", "Capt. Hook: The Adventures of a Notorious Youth", "Icefall", "How They Croaked: The Awful Ends of the Awfully Famous", "A Monster Calls: Inspired by an idea from Siobhan Dowd", "The Strange Case of Origami Yoda", "The Fairy Tale Detectives (The Sisters Grimm, Book 1) (Bk.1)", "Breadcrumbs"], "I4": ["Like Pickle Juice on a Cookie (Eleanor)", "Tuesdays at the Castle", "Wonderstruck (Schneider Family Book Award - Middle School Winner)", "Dragon Slippers", "Bindi Babes", "How to Rock Braces and Glasses", "Dork Diaries 1: Tales from a Not-So-Fabulous Life", "Dork Diaries", "Thor's Wedding Day: By Thialfi, the goat boy, as told to and translated by Bruce Coville", "The Magnificent 12: The Call"]}
{"id": "b07d0fe3c69321cfd6602b4ce5385e8d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "I2": ["Ruined: A Novel", "Small Miracles", "Abandon", "A Duty to the Dead: A Bess Crawford Mystery (Bess Crawford Mysteries)", "Vanished (Nick Heller)", "The Adam & Eve Project", "The Birthing House: A Novel", "The Ghosts of Belfast (The Belfast Novels)", "Jesus Lives: Seeing His Love in Your Life (Jesus Calling)", "The True Gift: A Christmas Story"], "I3": ["Snow Angels (An Inspector Vaara Novel)", "The Ragged End of Nowhere: A Novel", "No Doors, No Windows: A Novel", "Pastworld", "Blacklands: A Novel", "Growing with Purpose: Connecting with God Every Day", "The Good Son: A J. McNee Mystery", "Possessed", "The Violet Hour: A Novel", "Pretty Dead"], "I4": ["Mr. Shivers", "The Inheritance (Inspector Trave)", "The Voice of Armageddon", "Foolproof", "Death Troopers: Star Wars (Star Wars (Random House Audio))", "The Kult", "StarCraft: Ghost Academy Volume 1", "Feathered Serpent 2012", "Faces of the Gone: A Mystery (Carter Ross Mysteries)", "The Midnight Guardian: A Millennial Novel"]}
{"id": "71ed6637b1d0ca7285e45206fb7e5c86", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0], "I2": ["Gathering Water (Volume 1)", "The Light Who Shines (Bluebell Kildare Series) (Volume 1)", "Any Witch Way You Can (A Wicked Witches of the Midwest Mystery)", "Every Witch Way But Wicked: A Wicked Witches of the Midwest Mystery (Volume 2)", "Witching You Were Here: A Wicked Witches of the Midwest Mystery (Volume 3)", "Witching on a Star: A Wicked Witches of the Midwest Mystery -- Book 4 (Volume 4)", "Something to Witch About (Wicked Witches of the Midwest) (Volume 5)", "Careful What You Witch For: A Wicked Witches of the Midwest Short - Kindle edition", "Once Haunted, Twice Shy (Peyton Clark)", "Timesurfers (A Timesurfers Novel) (Volume 1)"], "I3": ["The Midnight Society (The Midnight Chronicles) (Volume 1)", "A Mystic Murder (Hemlock Cove) (Volume 1)", "Bewitched: A Wicked Witches of the Midwest Short - Kindle edition", "Unamused Muse (Mt. Olympus Employment Agency) (Volume 2)", "Graveyard Shift: (Lana Harvey, Reapers Inc.)", " Psychopomp (Lana Harvey, Reapers Inc. Book 4) eBook", "Mysteria Magica Bk. 5 : The Magical Philosophy (Aurum Solis Ser., Vol. 3)", " A Solstice Celebration", " The Haunting of Black Raven Inn", " Wild Sage (Wilder Witch Cozy Mystery Book 1) eBook"], "I4": ["Felonies and Felines (Harper "Foxxy" Beck Series Book 4) - Kindle edition", "Cupcakes, Trinkets, and Other Deadly Magic (Dowser)", "Charms & Witchdemeanors (Wicked Witches of the Midwest) (Volume 8)", "A Witch In Time (Magic and Mayhem) (Volume 3)", "STARS AND STONES: An Astro-Magical Lapidary", "Dead Case in Deadwood: Deadwood Mystery Series (Volume 3)", "Better Off Dead in Deadwood (Deadwood Mysteries, Book 4)", "Meanwhile, Back in Deadwood (Deadwood Humorous Mystery) (Volume 6)", "Fire Touched: Mercy Thompson Book 9", "Freaky Lies (A Mystic Caravan Mystery) (Volume 2)"]}
{"id": "b694d5b3a39eb9618a143212db2b54b7", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 3.0, 4.0, 4.0, 4.0], "U3": [3.0, 4.0, 3.0, 4.0, 4.0, 3.0, 4.0, 3.0, 4.0, 3.0], "U4": [3.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0], "I2": ["Submit (Surrender) (Volume 2)", "Surrender (Volume 1)", "Protecting Fiona (SEAL of Protection) (Volume 3)", "Scorched - Book Four - The Surrender Series (Volume 4)", "Marrying Caroline (SEAL of Protection)", "Maverick: Satan's Fury MC (Volume 1)", "Temporary Fiance", "The Billionaire's Obsession: The Complete Collection: Mine For Tonight, Mine For Now, Mine Forever, Mine Completely", "Protecting Summer (SEAL of Protection) (Volume 4)", "Tyler SEAL Team Seven: Book 4"], "I3": ["Coach", "Shelter Me (Shelter Me Series) (Volume 1)", "About That Fling", "Gabe: Alvarez Security Series", "Pushing the Limits: A Student/Teacher Romance", "Kidnapped Cowboy", "Tony: Alvarez Security Series (Volume 2)", "So. Bad. (Bad Boy Next Door) (Volume 1)", "Unpredictable (The Key West Series) (Volume 1)", "8 Second Decision (A Silver Star Ranch Novel)"], "I4": ["Latched (Coronado Series) (Volume 1)", "Vinny: Alvarez Security Series", "Emma's Home (The Fairfield Series) (Volume 1)", "Jobe: Allvarez Security Series (Alvarez Security Series)", "Wilde Forever (Wilde Women)", "Wilde Forever (Wilde Women)", "Trying Not To Love You (Love Series) (Volume 1)", "Easy To Love You (The Love Series)", "Desert Kings: A Christmas Wedding: A Desert Kings Novella (Volume 4)", "Snatched (Coronado Series) (Volume 2)"]}
{"id": "7b52250d91185c2d1871d8ba2c13980a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 3.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0], "U3": [4.0, 4.0, 5.0, 3.0, 3.0, 4.0, 5.0, 5.0, 3.0, 4.0], "U4": [5.0, 5.0, 4.0, 3.0, 4.0, 5.0, 4.0, 4.0, 3.0, 3.0], "I2": ["Pushing the Limits", "Dare You To", "Obsidian (Lux)", "Shatter Me", "One Week Girlfriend: A Novel (One Week Girlfriend Quartet)", "Second Chance Boyfriend: A Novel (One Week Girlfriend Quartet)", "Unravel Me (Shatter Me)", "Dark Light of Day (A Noon Onyx Novel)", "Onyx (Lux)", "Shatter Me"], "I3": ["Off The Record", "Crashed (The Driven Trilogy)", "Origin (A Lux Novel)", "Killing Sarai (In the Company of Killers)", "Until November (Until Series) (Volume 1)", "Off Chance", "The Program", "Fighting to Forget", "Seven Years (Seven Series #1)", "The Treatment (Program)"], "I4": ["Rebel (Reboot)", "The Mortal Instruments 6: City of Heavenly Fire", "Forever You: The Jade Series #5 (Volume 5)", "Until Trevor", "Time of Death: Induction (Volume 1)", "Fading", "Crash into You", "The Edge of Darkness (Darkness Trinity) (Volume 1)", "Shattered Ties (The Ties Series) (Volume 1)", "Let Love In (The Love Series)"]}
{"id": "82619ed2ac5be8f7687ca60b2cdd853d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 1.0, 2.0, 3.0, 3.0, 4.0, 4.0, 4.0, 5.0, 4.0], "U3": [3.0, 4.0, 4.0, 5.0, 4.0, 4.0, 3.0, 4.0, 3.0, 3.0], "U4": [3.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "I2": ["The Dirty Secrets Club (Jo Beckett)", "The Quickie", "Dexter in the Dark", "The Charlemagne Pursuit: A Novel (Cotton Malone)", "Foul Play", "Eclipse", "Skin Tight", "Lord John and the Brotherhood of the Blade", "Five on a Treasure Island (Famous Five)", "Plum Spooky (Stephanie Plum: Between the Numbers)"], "I3": ["The Stupidest Angel: A Heartwarming Tale of Christmas Terror", "The Brass Verdict: A Novel (A Lincoln Lawyer Novel)", "All Night Long", "A Fistful of Charms (The Hollows, Book 4)", "Kiss of the Night (Dark-Hunter, Book 5)", "College Girl", "Full Speed (Janet Evanovich's Full Series)", "China Lake", "Undead and Unemployed (Queen Betsy, Book 2)", "Summer Knight (Dresden Files)"], "I4": ["The Prey: A Novel (Predator Trilogy)", "Dead to the World (Southern Vampire Mysteries, Book 4)", "An Ice Cold Grave (Harper Connelly Mysteries, Book 3)", "The Beautiful Things That Heaven Bears (unabridged)", "The Girl with the Dragon Tattoo", "Soul Catcher", "Vampire Academy (Vampire Academy, Book 1)", "Can You Keep a Secret?", "The Chemist (A Cale Van Waring Adventure)", "Breath of Scandal"]}
{"id": "4f1b97b941a1797c0c47ec6aae1a770f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0], "U3": [3.0, 4.0, 2.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 2.0], "U4": [5.0, 5.0, 4.0, 4.0, 3.0, 5.0, 4.0, 5.0, 3.0, 3.0], "I2": ["The World of Donald Evans", "Fashion Doll Makeovers Learn from 35 Artists Step-by-Step Guide", "Betty Crocker's Slow Cooker Cookbook (Betty Crocker Cooking)", "The Book of Night with Moon", "Regeneration", "The Veiled Web", "Magic Spells", "The Seventh Moon", "Lightning in a Drought Year: A Novel of the Heartland", "The Tides"], "I3": ["Dark Salvation", "The Bewitched Viking (Viking I)", "Frontiers", "Hit Man (Keller)", "Dinosaur Bar-B-Que: An American Roadhouse", "The Bad Girl's Guide to the Open Road", "Bad Boys and Tough Tattoos (Haworth Series in Gay & Lesbian Studies)", "This Is Not Your Mother's Menopause: One Woman's Natural Journey Through Change", "More Messages from Michael", "The Art of the Bonsai Potato Kit: Zen - Without the Wait!"], "I4": ["The Summer Book (English and Swedish Edition)", "50 Fast Digital Photo Techniques", "Secret Chicago: The Unique Guidebook to Chicago's Hidden Sites, Sounds, & Tastes (Secret Guides)", "The Mediterranean Vegan Kitchen: Meat-Free, Egg-Free, Dairy-Free Dishes from the Healthiest Region Under the Sun", "Carolyne Roehm's Winter Notebook", "My Mother's House and Sido", "Chronicles of Riddick:Pitch Black", "Better Homes and Gardens New Cook Book", "Uncle Mame: The Life Of Patrick Dennis", "Crash"]}
{"id": "d5177bcb9158a81ec01f729cdde7b99f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 3.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Happiest Baby on the Block; Fully Revised and Updated Second Edition: The New Way to Calm Crying and Help Your Newborn Baby Sleep Longer", "Mama", "The Secret Seder", "The Polar Express", "Lisa's Baby Sister (Misadventures of Gaspard and Lisa)", "Mr. Bear's New Baby", "Humphrey's Bear", "No Bed Without Ted", "The Mouse Who Ate Bananas", "Fritz and the Mess Fairy"], "I3": ["The Ten Basic Principles of Good Parenting", "How Do Dinosaurs Say Good Night?", "The Parenting Business: Hindsight is 20/20", "On Becoming Preschool Wise: Optimizing Educational Outcomes What Preschoolers Need to Learn", "There's Always Hope", "The Listening Walk (Miss Spider)", "I'm Going to Eat You, A Spooky Pop-Up Book (A Pop-up Flap Book)", "19 Girls and Me", "I Lost My Tooth In Africa", "Grumpy Gloria"], "I4": ["The Fuchsia Is Now", "Nutshell Library: Alligators all around /  Chicken Soup With Rice / One was Johnny / Pierre", "That Blessed Christmas Night", "Llama Llama Red Pajama (Puffin Storytime)", "Waiting for Gregory", "Sophie and the New Baby (Concept Books (Albert Whitman))", "The Magic of Christmas", "Jungle Drums", "Baby's Song", "How Santa Lost His Job"]}
{"id": "9e72fa0fccaaed6bbaf0a9137147c165", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 1.0, 1.0, 5.0], "U3": [2.0, 5.0, 5.0, 5.0, 2.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 2.0, 5.0, 4.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Fallen Too Far", "Forever Too Far: A Rosemary Beach Novel (The Rosemary Beach Series)", "It Had to Be You (Lucky Harbor)", "Jet: A Marked Men Novel", "The Forever of Ella and Micha", "Second Chance Boyfriend: A Novel (One Week Girlfriend Quartet)", "On Dublin Street (On Dublin Street Series)", "Losing Me, Finding You: A New Adult Biker Erotic Romance ('Triple M' MC Series)", "The Last Boyfriend (Forever Love) (Volume 1)", "Twisted Perfection (Perfection, Bk 1) (The Rosemary Beach Series)"], "I3": ["Breathe (Sea Breeze)", "One Sweet Ride (A Play-by-Play Novel)", "She's No Angel", "Before Now (Sometimes Never)", "A Demon's Promise (Soul Savers) (Volume 1)", "The 9th Girl (Kovac and Liska)", "Tangled (The Tangled Series)", "Bared to You / Reflected in You / Entwined with You", "Never Too Far (Tempting Too Far Novel)", "All He Wants (All or Nothing)"], "I4": ["Savor You", "Existence (Volume 1)", "The Redemption of Callie and Kayden", "Facade (The Games Series)", "Jane's Melody", "Into the Deep", "To the Limit", "Taking Him Down", "Big Girls Do It Pregnant (Volume 6)", "Adam's Apple (Touch of Tantra #1)"]}
{"id": "72fc303568987723a94c4b49ab4f2099", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 3.0, 4.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 3.0, 4.0, 4.0, 3.0], "I2": ["Logan's Acadian Wolves: Immortals of New Orleans, Book 4 (Volume 4)", "My Familiar Stranger (Knights of Black Swan, Book 1)", "The Witch's Dream (The Order of the Black Swan, Book 2) (Knights of Black Swan, Book 2)", "A Tale of Two Kingdoms (Knights of Black Swan) (Volume 6)", "Moonlight: The Big Bad Wolf (Knights of Black Swan)", "Gathering Storm (Knights of Black Swan, Book 5)", "A Summoner's Tale (Knights of Black Swan) (Volume 3)", "Elsewhere", "Saviour", "Ace's Redemption (Devil's Despair) (Volume 1)"], "I3": ["Sacrificed to the Dragon (Stonefire Dragons) (Volume 1)", "King of Me (The King Trilogy) (Volume 3)", "Knight Awakened (Circle of Seven Series)", "Life Blood (Cora's Choice) (Volume 1)", "Fate Book (a New Adult Novel)", "Seventh Grave and No Body (Charley Davidson)", "Blood of Life: Cora's Choice Vampire Series Bundle, Books 1-3", "Ruin: The Waking - Kindle edition", "Angeli - The Pirate, the Angel & the Irishman (Volume 1)", "Godcorp II: The Light (Volume 2)"], "I4": ["Blood Born (Cora's Choice) (Volume 2)", "Out of Her Mind: Taken", "Midnight Conquest: Book 1 of the Bonded By Blood Vampire Chronicles", "Midnight Captive: Book 2 of the Bonded By Blood Vampire Chronicles", " Matter of Time", "Destined (Vampire Awakenings 2): Vampire Awakenings 2 (Volume 2)", "Into the Darkness (Darkness, 1) (Volume 1)", "Darkness Of Light (Darkness Series Book 1)", "Embrace the Dark: The Blood Rose Series (Volume 1)", "Brink of Eternity (Dawn of Ascension)"]}
{"id": "158dd0fd973a270228f97fa9029fb2fc", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 2.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Innocence", "Nearly Departed (Spring Cleaning Mysteries) (Volume 1)", "Deadly Fear", "Deadly Heat", "Deadly Lies (Deadly (Paperback))", "Mine To Keep (Mine - Romantic Suspense) (Volume 2)", "Mine To Hold (Mine - Romantic Suspense)", "Die For Me: A Novel of the Valentine Killer", "Fear For Me: A Novel of the Bayou Butcher", "Fear Nothing: A Detective D.D. Warren Novel"], "I3": ["Gotcha! (Sisterhood)", "Snatched (Will Trent series, Book 6)", "The 7th Month (Detective D. D. Warren)", "He Kills Me, He Kills Me Not (Deadly Games Thrillers)", "Simon Says Die (Deadly Games Thrillers)", "Ashes, Ashes, They All Fall Dead (Deadly Games Thrillers)", "Captain's Paradise: A Novel (Hagen)", "The Fall of Lucas Kendrick (Hagen)", "In Serena's Web (Hagen)", "Outlaw Derek (Hagen)"], "I4": ["RAVEN ON THE WING (Loveswept)", "RAFFERTY'S WIFE #219 (Loveswept)", "Zach's Law (Hagen)", "Shades of Gray (Hagen)", "Scream For Me: A Novel of the Night Hunter", "Burn For Me (Phoenix Fire Novel)", "Hostage (Bishop: Special Crimes Unit)", "Senseless & Merciless Bundle - Kindle edition", "Watch Your Back (The Baltimore Series)", "Mine to Crave (Mine - Romantic Suspense) (Volume 4)"]}
{"id": "e29da46d8ff85508843d973667e48b70", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 2.0, 3.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 3.0, 5.0, 4.0, 4.0, 4.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Smitten", "Death by Darjeeling (A Tea Shop Mystery)", "Gunpowder Green (A Tea Shop Mystery)", "Blue Moon Promise (Under Texas Stars)", "Amish Snow", "Love lies bleeding (China Bayles Mysteries)", "Lydia's Charm: An Amish Widow Starts Over in Charm, Ohio", "An Amish Family Reunion (Miller Family)", "The Scent of Cherry Blossoms: A Romance from the Heart of Amish Country", "A Heart Renewed: Prescott Pioneers"], "I3": ["The Promise of an Angel (Heaven on Earth)", "In Too Deep (The Kincaid Brides) (Volume 2)", "Brush of Angel's Wings (A Heaven On Earth Novel)", "A Life Restored: Prescott Pioneers", "Too Many Crooks Spoil The Broth: A Pennsylvania Dutch Mystery with Recipes", "The Key on the Quilt (The Quilt Chronicles)", "Missing", "Arms of Love", "Following Your Heart (Fields of Home)", "When Love Comes My Way"], "I4": ["Song of My Heart", "Wildflowers from Winter: A Novel (Wildflowers from Winter Series)", "Sixty Acres and a Bride", "Deeply Devoted: A Novel (The Blue Willow Brides) (Volume 1)", "Through Rushing Water", "The Harvest of Grace: Book 3 in the Ada's House Amish Romance Series (An Ada's House Novel)", "Her Restless Heart: Stitches in Time - Book 1", "Chasing the Sun (Land of the Lone Star) (Volume 1)", "Touching the Sky (Land of the Lone Star) (Volume 2)", "Almost Amish: A Novel"]}
{"id": "20970003ad373145d3def7679183636d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 1.0, 5.0, 5.0], "U3": [5.0, 3.0, 5.0, 5.0, 1.0, 5.0, 5.0, 5.0, 2.0, 4.0], "U4": [5.0, 3.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Cruising Attitude: Tales of Crashpads, Crew Drama, and Crazy Passengers at 35,000 Feet", "Ice Cold: A Rizzoli & Isles Novel", "The Three Little Pigs", "Five Chimneys:  The Story of Auschwitz (English and French Edition)", "Potty Book for Girls, The (Hannah & Henry Series)", "Care Bears", "The Great Big Pumpkin (Care Bears)", "Dora Saves the Enchanted Forest (Dora the Explorer 8x8 (Quality))", "Dora and the Stuck Truck (Dora the Explorer)", "Dora's Sleepover (Ready-To-Read Dora the Explorer - Level 1) (Ready to Read: Level 1: Dora the Explorer)"], "I3": ["Winnie the Pooh Pooh's Secret Garden", "Papa, Please Get the Moon For Me", "Dora and the Rainbow Kite Festival (Ready-To-Read Dora the Explorer - Level 1) (Ready-to-Read, Level 1: Dora the Explorer)", "Follow Those Feet!  (Dora the Explorer Ready-to-Read, Level 1)", "Driving the Saudis: A Chauffeur's Tale of Life, Liberty and the Pursuit of Happiness on Rodeo Drive", "Spot's First Easter (color)", "Rena's Promise:  A Story of Sisters in Auschwitz", "My First Sleepover (Strawberry Shortcake)", "Dora's Christmas Carol (Dora the Explorer)", "Keeper of the Bride"], "I4": ["Innocent (Will Robie series)", "Dora's First Trip (Dora the Explorer)", "Deliver Us From Evil", "Hide (A Detective D.D. Warren Novel)", "World of Reading: Doc McStuffins: Caught Blue-Handed (Pre-Level 1)", "Survivor's Game", "A Fresh-n-Fruity Spring (Strawberry Shortcake)", "Show Me Your Smile!: A Visit To The Dentist (Dora the Explorer)", "Touch & Go (A Tessa Leoni Novel)", "Sweet Dreams, Roo (Winnie the Pooh)"]}
{"id": "71e73b404221f40f00fc041099dbcd28", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U3": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 2.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "I2": ["The Yellow Ribbon Snake", "Why Sinatra Matters", "Interactive Excellence: Defining and Developing New Standards for the 21st Century (Library of Contemporary Thought)", "News Is a Verb: Journalism at the End of the Twentieth Century", "The Underdogs: A Novel of the Mexican Revolution (Modern Library Classics)", "Six Bridges : The Legacy of Othmar H. Ammann", "The Victorian Internet: The Remarkable Story of the Telegraph and the Nineteenth Century's On-line Pioneers", "The Tenth Circle Of Hell: A Memoir Of Life In The Death Camps Of Bosnia (A New Republic Book)", "House of Invention: The Extraordinary Evolution of Everyday Objects", "Phoenix in Perspective: Reflections on Developing the Desert"], "I3": ["A Zuni Life: A Pueblo Indian in Two Worlds", "The Tenth Circle Of Hell: A Memoir Of Life In The Death Camps Of Bosnia (A New Republic Book)", "Runaway World: How Globalization is Reshaping Our Lives", "The Last Enemy", "The Darwin Awards: Evolution in Action", "The Long Road Home: The Autobiography of a Canadian Soldier in Italy in WWII", "Leadership Lessons of Ulysses S. Grant", "Anthem", "Fighter: The True Story of the Battle of Britain", "High Flight: A Story of World War II"], "I4": ["Neanderthals, Bandits and Farmers: How Agriculture Really Began (Darwinism Today series)", "One Good Turn: A Natural History of the Screwdriver and the Screw", "The Sleeping Beauty Novels: The Claiming of Sleeping Beauty / Beauty's Release / Beauty's Punishment", "The Riddle of the Compass: The Invention That Changed the World", "First Love", "The True Believer: Thoughts on the Nature of Mass Movements (Perennial Classics)", "The Bush Dyslexicon: Observations on a National Disorder", "Photographs of the Southwest", "Good Girls Don't Wear Trousers", "Sunshine Sketches of a Little Town (New Canadian Library)"]}
{"id": "56818f80f82e8cc94125473972f14a4f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0], "U3": [5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0], "I2": ["Blue Shoes #1 (Morris Music) (Volume 6)", "Chasing Perfection Vol. 3 (Volume 3)", "Boarded by Love (Bellevue Bullies) (Volume 1)", "Alpha Billionaire, Part 2", "Blue Shoes #2", "Full Disclosure (A Nice Guys Novel) (Volume 2)", "Down and Out", "Revive (Storm MC #3) (Volume 3)", "Perfect Ten", "Beat: (#1 The Beat and The Pulse) (Volume 1)"], "I3": ["Left Behind", "Fight for Her #1: MMA New Adult Romantic Suspense (Volume 1)", "Incandescent (Knights Rebels)", "Incandescent: Knights Rebels MC (Volume 1)", "The Loss (Heartache series #1) (Volume 1)", "Fight for Her #2 (Volume 2)", "Forgiving Gia (Rocker Series) (Volume 2)", "Serial Volume One - Kindle edition", "Oblivion", "Club Prive Book 1 (Volume 1)"], "I4": ["Broken Course (Wrecked and Ruined) (Volume 3)", "Illusion (Swept Away)", "The Duet (Heart)", "Seek (Delirious)", "Striving for Perfection (Striving Series) (Volume 2)", "Laces and Lace (The Assassins Series) (Volume 6)", "Affliction: Knights Rebels MC (Volume 2)", "The Rocker Who Shatters Me (Volume 9)", "Royal Blood: (Royal Blood #1) (Volume 1)", "One Love (Gypsy Brothers Book 7) - Kindle edition"]}
{"id": "b58a67e96bd7bf3937b2a4315c68f955", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 3.0, 5.0, 2.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "I2": ["The Kindly Ones", "Third Reich at War: How the Nazis Led Germany from Conquest to Disaster", "Spies: The Rise and Fall of the KGB in America", "Reappraisals: Reflections on the Forgotten Twentieth Century", "The Secret Sentry: The Untold History of the National Security Agency", "Tears in the Darkness: The Story of the Bataan Death March and Its Aftermath", "Treachery: Betrayals, Blunders, and Cover-ups: Six Decades of Espionage Against America and Great Britain", "The Great Cold War: A Journey Through the Hall of Mirrors (Stanford Security Studies)", "The Attack on the Liberty: The Untold Story of Israel's Deadly 1967 Assault on a U.S. Spy Ship", "Munich, 1938: Appeasement and World War II"], "I3": ["The Monuments Men: Allied Heroes, Nazi Thieves, and the Greatest Treasure Hunt in History", "Kissinger: 1973, the Crucial Year", "The Dead Hand: The Untold Story of the Cold War Arms Race and Its Dangerous Legacy", "A Fiery Peace in a Cold War: Bernard Schriever and the Ultimate Weapon", "Trotsky: Downfall of a Revolutionary", "The Greatest Show on Earth: The Evidence for Evolution", "Red Cloud at Dawn: Truman, Stalin, and the End of the Atomic Monopoly", "America's Cold War: The Politics of Insecurity", "Defend the Realm: The Authorized History of MI5", "The Imperial Cruise: A Secret History of Empire and War"], "I4": ["Revolution 1989: The Fall of the Soviet Empire", "How Rome Fell: Death of a Superpower", "FDR's Deadly Secret", "Samuel Johnson: The Struggle", "Yalta: The Price of Peace", "A Terrible Mistake: The Murder of Frank Olson and the CIA's Secret Cold War Experiments", "Ghosts of Home: The Afterlife of Czernowitz in Jewish Memory", "Children of Armenia: A Forgotten Genocide and the Century-long Struggle for Justice", "FDR's Funeral Train: A Betrayed Widow, a Soviet Spy, and a Presidency in the Balance", "Americans in Paris: Life and Death Under Nazi Occupation 1940-44"]}
{"id": "99b0425f03983e16356b0f1383f93cc0", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 1.0, 1.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Reluctantly Married", "Wild Irish Heart (Mystic Cove)", "Suspicion at Sea", "Exit Betty", "The Cowgirl Ropes a Billionaire (Cowboys of Chance Creek) (Volume 4)", "Inn Keeping With Murder: Old Maids of Mercer Island Mystery (Volume 1)", "A Candidate For Murder: An Old Maids of Mercer Island Mystery (Old Maids of Mercer Island Mysteries) (Volume 2)", "Special Agent Maximilian (Undercover FBI) (Volume 3)", "Surrender (Volume 1)", "The Ex Games 1 (Volume 1)"], "I3": ["A Whisper of Leaves", "Darn Good Cowboy Christmas (Spikes & Spurs)", "Dixie Moon (Redemption Mountain Historical Western Romance) (Volume 4)", "The Symmetry of Snowflakes", "Colin's Quest: MacLarens of Boundary Mountain Historical Western Romance Series (Volume 1)", "She's Gotta Be Mine: A sexy funny mystery/romance, Cottonmouth Book 1 (Cottonmouth Series) (Volume 1)", "A Texas Christmas: Six Romances from the Historic Lone Star State Herald the Season of Love", "On A Night Like This (The Callaways) (Volume 1)", "Tougher Than The Rest: MacLarens of Fire Mountain (Volume 1)", "Red Hot Christmas (Pride Series Romance Novels) (Volume 6)"], "I4": ["The Christmas Catch (Holiday Brides Series)", "The Christmas Tin", "Unwrapping Her Perfect Match: A London Legends Christmas Romance", "Christmas Roses", "A Highland Christmas (Hamish Macbeth Mysteries, No. 16)", "Home for Christmas", "The Twelve Clues of Christmas: A Royal Spyness Mystery", "The New Year's Bride: Holiday Mail-Order Brides Book Two (Volume 2)", "My Sweet Valentine (Pride Series)", "William Wallace and Robert the Bruce: The Lives of Scotlands Most Famous Military Heroes"]}
{"id": "3fd41fdb058ea38f62e71bda70198ced", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0], "U3": [5.0, 3.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 3.0, 4.0], "U4": [5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0], "I2": [" MC", "Now That I've Found You (New York Sullivans #1) (The Sullivans) (Volume 15)", "River of Love (The Bradens at Peaceful Harbor, Book 3) (Love in Bloom: The Bradens at Peaceful Harbor) (Volume 3)", "The Wedding Pact (O'Malleys)", "Pleasured By You (Love in the City Book 3) (Volume 3)", "Hook (The Duplicity Duet) (Volume 1)", "Banger's Ride: Insurgents Motorcycle Club (Insurgents MC Romance) (Volume 5)", "Paper Princess: A Novel (The Royals)", "Secrets and Promises", "Hold Your Breath (Search and Rescue)"], "I3": ["Hetch (Men Of S.W.A.T.) (Volume 1)", "Black (A Sexy, Modern Fairytale)", "The Deliverance of Dilan (The Syndicate Series) (Volume 4)", "The Rule Book", "Dams: Areion Fury MC (Volume 2)", "Kingpin (An Italian Mafia Romance) (Volume 1)", "Dare to Take (Dare to Love)", "Stay With Me", " Moth eBook", "No Simple Sacrifice (Secrets of Stone) (Volume 5)"], "I4": ["On Her Six", "Sugar Daddy: A Sugar Bowl Novel", "Bet On Me", "In The Red: Nomad Bikers (Devil's Due MC) (Volume 1)", "Gone Wild (Love in Midlife Romance Series) (Volume 2)", "Shelter for Elizabeth (Badge of Honor: Texas Heroes) (Volume 5)", "Remember When (Teach Me) (Volume 3)", "Sexiest Couple Alive (Knight Fashion) (Volume 2)", "Until June", "Touched by Love (Love in Bloom: The Remingtons) (Volume 6)"]}
{"id": "d27f984194396f0094ef08391e1dfd50", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 2.0, 3.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U3": [3.0, 1.0, 3.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 1.0], "U4": [2.0, 4.0, 4.0, 4.0, 4.0, 4.0, 2.0, 4.0, 4.0, 3.0], "I2": ["Descension (The Mystic Series) (Volume 1)", "Wickedest Witch: Paranormal Romance", "Dark Rapture", "Seduced by Innocence ((The Seduced Saga, Book 1 of Rose's Trilogy)) (Volume 1)", "Orpheus: A Vampire's Rise", "Surrender (Volume 1)", "Marked (Eternal Guardians)", "Guardians: The Girl (Volume 1)", "Reluctant Gods", "The Fox"], "I3": ["Keep Me Ghosted (Sophie Rhodes Romantic Comedy) (Volume 1)", "Alizel's Song (Angel Wars Saga)", "I'll See You In Your Dreams", "How (Not) to Kiss a Toad (Cindy Eller)", "The Mating: The Original Law of the Lycans story", "The Keeping (Law of the Lycans) (Volume 2)", "The Finding (The Law of the Lycans)", "Gathering Storm (Knights of Black Swan, Book 5)", "Logan's Acadian Wolves: Immortals of New Orleans, Book 4 (Volume 4)", "The First Alpha"], "I4": ["Rocky (Tales of the Were)", "To Kill A Warlock: Dulcie O'Neil Series", "A Tale of Two Goblins: A Paranormal Romance/ Urban Fantasy (Dulcie O'Neil Series #2)", "Great Hexpectations: Dulcie O'Neil Series (Volume 3)", "Wuthering Frights: The Dulcie O'Neil Series (Volume 4)", "For Whom The Spell Tolls: The Dulcie O'Neil Series", "Hidden: Hidden Series Book One (Volume 1)", "Ever Shade: A Dark Faerie Tale", "Cooch", "The Vampire Relationship Guide, Volume 1: Meeting and Mating"]}
{"id": "deb6b55237fd67b100e0707837392982", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 2.0, 4.0, 4.0, 3.0, 2.0, 2.0, 5.0], "U3": [4.0, 3.0, 3.0, 3.0, 5.0, 3.0, 4.0, 4.0, 4.0, 4.0], "U4": [3.0, 3.0, 3.0, 4.0, 4.0, 4.0, 3.0, 4.0, 3.0, 4.0], "I2": ["Dark Demon (The Carpathians (Dark) Series, Book 13)", "The Family: The Real Story of the Bush Dynasty (Random House Large Print", "Squeeze Play (Richmond Rogues, Book 1)", "Tyrant's Test (Star Wars: The Black Fleet Crisis, Book 3)", "The Prey: A Novel (Predator Trilogy)", "Carved in Bone (Body Farm, Bk. 1)", "Undead and Unreturnable (Queen Besty, Book 4)", "At Risk", "At Risk", "Dangerous Tides (Drake Sisters, Book 4)"], "I3": ["Dead Watch", "Danse Macabre", "Saving Faith", "Extreme Bachelor (Thrillseekers Anonymous, Book 2)", "The Rosary Girls", "Fast Women", "Job: A Man of Heroic Endurance (Great Lives from God's Word Series, Vol. 7)", "Truly Madly Yours", "Rising Phoenix", "Undead and Unwed (Queen Betsy, Book 1)"], "I4": ["Storming Heaven", "Eleven on Top", "The Truth (with jokes)", "Dear Cupid", "The Pardon: A Novel", "Dangerous Curves", "The Rapture: In the Twinkling of an Eye--Countdown to the Earth's Last Days (Before They Were Left Behind, Book 3)", "Eldest (Inheritance, Book 2)", "Summer Lovin' (Costas Sisters, Book 2)", "Beyond Suspicion (Jack Swyteck Novel)"]}
{"id": "984934e62247ae4a0f114058fd26d156", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 4.0, 4.0, 2.0, 4.0, 5.0, 2.0, 2.0, 5.0], "U3": [3.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 3.0, 4.0], "U4": [5.0, 4.0, 5.0, 3.0, 3.0, 3.0, 5.0, 3.0, 4.0, 5.0], "I2": ["Little Brother", "Outside In (Inside)", "Angel", "The Vespertine", "Trickster's Girl (The Raven Duet)", "One Hundred Candles (Past Midnight)", "The Book of Tomorrow", "Getting the Pretty Back: Friendship, Family, and Finding the Perfect Lipstick", "The Forest of Hands and Teeth", "The Iron Thorn"], "I3": ["The Dead-Tossed Waves", "Wintergirls", "Inkblot: Drip, Splat, and Squish Your Way to Creativity", "Wither (Chemical Garden)", "Breathe My Name", "In the Arms of Stone Angels", "Angelfire", "Hunger", "The Lipstick Laws", "Red Glove: The Curse Workers, Book Two"], "I4": ["Between Two Ends", "Rage", "Day of Sacrifice (Day of Sacrifice #1) - Kindle edition", "The Goddess Test", "Shine", "Shine", "Bumped", "Plan B (Surviving Southside)", "Pride and Prejudice and Zombies: Dawn of the Dreadfuls (Pride and Prejudice and Zombies Series)", "Pride And Prejudice And Zombies"]}
{"id": "0faebd71eafcfc6ee77e04d6c09198ff", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 3.0, 5.0, 5.0, 5.0, 4.0, 3.0, 4.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 2.0, 5.0, 5.0], "I2": ["Off to First Grade", "Amelia's Guide to Babysitting", "The Bordeaux Betrayal: A Wine Country Mystery (Wine Country Mysteries)", "Fisherman's Bend", "Stretching in the Office", "Ready, Set, Crochet: Learn to Crochet With 19 Hot Projects (Stand-Up Book)", "Beyond the Sky and the Earth : A Journey into Bhutan", "Frozen Pancakes and Fake Lashes: One imperfect woman's quest for peace, balance ... and maternal mojo", "Accidentally Fabulous (The Fashion-Forward Adventures of Imogene)", "Not One Drop: Betrayal and Courage in the Wake of the Exxon Valdez Oil Spill"], "I3": ["Confessions of a Jane Austen Addict", "Shall I Knit You a Hat?: A Christmas Yarn", "DogFish", "Much Ado About Anne (The Mother-Daughter Book Club)", "Dog on It: A Chet and Bernie Mystery (Chet and Bernie Mysteries)", "Love in the Driest Season", "Endless Blue", "Foreigner: 10th Anniversary Edition", "Elizabeth Zimmermann's Knitter's Almanac (Dover Knitting, Crochet, Tatting, Lace)", "Girls in Trucks"], "I4": ["Among the Mad (Maisie Dobbs)", "Ballyhoo Bay", "Skunk Girl", "Living Dead in Dallas (Sookie Stackhouse) By Charlaine Harris", "Dead Until Dark  (Sookie Stackhouse/True Blood, Book 1)", "Living Dead in Dallas (Sookie Stackhouse/True Blood, Book 2)", "Sookie Stackhouse", "Land of Marvels: A Novel", "The Enchanter's Forest (Hawkenlye Mysteries)", "Death of a Witch (Hamish Macbeth Mysteries, No. 25)"]}
{"id": "f1895f0207c1b4b18a12d7e95fc768c8", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 3.0, 3.0], "U3": [5.0, 4.0, 3.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0], "U4": [4.0, 5.0, 4.0, 4.0, 3.0, 4.0, 5.0, 3.0, 5.0, 3.0], "I2": ["Extreme Fear: The Science of Your Mind in Danger (MacSci)", "Crow With No Mouth", "The Monstrous", "League of Extraordinary Gentlemencentury Vol. III", "Wired for Story: The Writer's Guide to Using Brain Science to Hook Readers from the Very First Sentence", "The Martian", "Shantaram: A Novel", "The Essential Guide to Being Hungarian: 50 Facts & Facets of Nationhood", "Pirate of the Far East: 811-1639 (Warrior)", "Yoga Body: The Origins of Modern Posture Practice"], "I3": ["The Elephant Whisperer", "The Pyjama Game", "The Strain Volume 1", "The Haiku Handbook#25th Anniversary Edition: How to Write, Teach, and Appreciate Haiku", "The Art of Peace: Teachings of the Founder of Aikido", "The Medical Care of the Judoka: A Guide for Athletes, Coaches and Referees to Common Medical Problems in Judo", "Warrior Pose: How Yoga (Literally) Saved My Life", "Inside the Lion's Den", "Penguin Readers Level 6: the Beach (Penguin Readers) (Penguin Longman Penguin Readers)", "Why We Run: A Natural History"], "I4": ["Obstacle Race Training: How to Beat Any Course, Compete Like a Champion and Change Your Life", "Dodger", "When Buddhists Attack: The Curious Relationship Between Zen and the Martial Arts", "A Million Shades of Gray", "The Karate Way: Discovering the Spirit of Practice", "Legends of the Martial Arts Masters", "The Goldfinch: A Novel (Pulitzer Prize for Fiction)", "Ninja: 1,000 Years of the Shadow Warrior (P.S.)", "The Snows of Kilimanjaro", "Yoga Education For Children/VOL 1"]}
{"id": "d45f5bed6a2943d8af5d67fb01118195", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 5.0, 5.0, 5.0, 4.0, 4.0, 3.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0], "I2": ["Burning Man (A Gideon and Sirius Novel)", "Puss in Boots", "Lady Killer (87th Precinct Mystery)", "Rules of Crime (A Detective Jackson Mystery)", "Con Man", "Snake Skin", " Fractured State eBook", "Portrait of a Killer : Jack the Ripper - Case Closed", "Blood Stained: A Lucy Guardino FBI Thriller", "LOST IN SHADOWS: Shadow Ops, Book #2 (Volume 2)"], "I3": ["Sleight of Hand: Hart and Drake, Book #2", "Face to Face: Hart and Drake, Book #3", "Warning Signs (Angels of Mercy)", "Kill Zone: A Lucy Guardino FBI Thriller", "Naked Heat (Nikki Heat)", "Urgent Care (Angels of Mercy)", "Critical Condition: A Novel (Angels of Mercy)", "Borrowed Time", "The Arranger: A Futuristic Thriller", "Black Sheep (Special Agent Caitlyn Tierney)"], "I4": ["Stone Cold (An Alex Stone Thriller Book 1) (The Alex Stone Thrillers)", "The Devil on the Doorstep", "Innocent (Will Robie series)", "Judgment Call: A Brady Novel of Suspense (Joanna Brady Mysteries)", "Damage Control (Joanna Brady Mysteries, Book 13)", "Rattlesnake Crossing (Joanna Brady Mysteries)", "The Hit (Turtleback School & Library Binding Edition)", "The Suicide Effect", "Desert Heat (Joanna Brady Mysteries)", "True Detective"]}
{"id": "6233945321706f89bdd15f51748ca95b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U4": [1.0, 1.0, 4.0, 5.0, 1.0, 5.0, 5.0, 5.0, 4.0, 5.0], "I2": ["Prime Obsession: Bernhard Riemann and the Greatest Unsolved Problem in Mathematics", "The Barbarian Princess", "Futures, Options, and Swaps", "Riemann's Zeta Function", "Ignatius Rising: The Life of John Kennedy Toole", "Trading and Exchanges: Market Microstructure for Practitioners", "Using SAS in Financial Research", "Oliver Twist (Penguin Clothbound Classics)", "Great Expectations By Charles Dickens - The Franklin Library (Hardcover - 1979)", "The Complete Calvin and Hobbes [Box Set]"], "I3": ["A Tale of Two Cities (Collins Classics)", "Baby's First Words", "Baby Farm Animals (A Little Golden Book Classic)", "The Story of Little Black Sambo", "Story of Little Black Quasha", "The Story of Little Black Mingo (Cosimo Classics)", "The Story Of Little Black Quibba (1903)", "Vile France: Fear, Duplicity, Cowardice and Cheese", "Best of the Oxford American: Ten Years from the Southern Magazine of Good Writing", "Cases in Financial Engineering: Applied Studies of Financial Innovation"], "I4": ["The Return of Depression Economics", "The Old, Fat, White Guy's Guide to Ebonics", "World Encyclopedia of Champagne and Sparkling Wine, Revised and Updated Edition", "Managing Ignatius: The Lunacy of Lucky Dogs and Life in New Orleans", "The Truth (with jokes)", "More More More, Said the Baby", "Original Mother Goose", "Rum: The Epic Story of the Drink That Conquered the World", "My Life as a Quant: Reflections on Physics and Finance", "Japanese Death Poems"]}
{"id": "985756b043ff613c66d687d14e00ce22", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 3.0, 4.0, 4.0, 4.0, 5.0, 3.0, 4.0], "U3": [4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 3.0, 5.0], "I2": ["Eternal Samurai", "Claim Me (The Stark Series #2)", "On Dublin Street (On Dublin Street Series)", "Dead Ever After (Sookie Stackhouse/True Blood)", "The Keeper: Awakening: Book One of the Keeper Series", "Sleeping With The Entity (Entity Series)", "Blood, Justice, LLP: Vampires at LAW - Kindle edition", "Faking It (Losing It)", "The String Diaries", " The Infernal Detective"], "I3": ["Chose the Wrong Guy, Gave Him the Wrong Finger: A Novel", "Witchwood Estate - Cursed (serial-series bk 3): YA witch romance suspense - Kindle edition", "Tampa: A Novel", "The Next Best Thing (Hqn)", "Dancing With the Devil (Nikki & Michael)", "Complete Me (The Stark Series #3)", "The Mistress by Tiffany Reisz (2013-05-03)", "The Thinking Woman's Guide to Real Magic: A Novel", "The Dominant (The Submissive Series)", "Chasing the Shadows (Nikki & Michael)"], "I4": ["Under A Spell (Underworld Detective Agency)", "Secret Sister", "Elysian Fields", "Love, Lies, and Deception", "No Romance Required", "Star Struck", "Hearts in Darkness (Nikki & Michael)", "The Accidental Call Girl", "Keeping Her: A LOSING IT Novella", "Tear You Apart"]}
{"id": "8995a7eb3e36cbfe67943c7f6efca059", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 2.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "I2": ["Three Sisters", "One More Day (The Alexanders) (Volume 1)", "The Things I Do for You (The Alexanders) (Volume 2)", "Halfway There (Fool's Gold Series)", "Have No Shame", "One Stubborn Cowboy (Silhouette Desire)", "Collide (The Barker Triplets) (Volume 2)", "Just One Kiss (Fool's Gold, Book 11)", "Fringe Benefits", "Kiss The Cook (Zebra Bouquet Romances)"], "I3": ["Gotcha! (Sisterhood)", "Two of a Kind (Fool's Gold, Book 12)", "Too Sexy For His Stetson", "Liar Liar: Matteo and Jess - A Getaway Romance (Southern Seductions Book 1) (Volume 1)", "It Had to Be You (Lucky Harbor)", "Meant To Be", "There's Only Been You", "Honeymoon for One", "Aloha Texas", "Cowboy Heat: Hell Yeah! Series"], "I4": ["Temporary Fiance", "Hooking Up", "Wrong Bed, Right Guy (A Come Undone)", "Inevitable", "Rainwater Kisses: A Billionaire Love Story", "Three Little Words (Fool's Gold, Book 13)", "Perfect Fling (Serendipity's Finest)", "When Summer Comes (Whiskey Creek)", "The Baker's Bodyguard (Sutton Capital) (Volume 3)", "Some Kind of Wonderful"]}
{"id": "39a0b3f77181192f6a51192741f79f19", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 3.0, 2.0, 5.0, 4.0, 4.0, 5.0, 3.0, 4.0], "U3": [3.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 3.0], "U4": [3.0, 4.0, 4.0, 4.0, 3.0, 4.0, 5.0, 4.0, 4.0, 3.0], "I2": ["Comedy in a Minor Key: A Novel", "Napoleon & the Jews", "The Butler's Story; with The Camorra In Italy & An American Lawyer at Viterbo", "Obedience: A Novel", "The Lady in Gold: The Extraordinary Tale of Gustav Klimt's Masterpiece, Portrait of Adele Bloch-Bauer [Deckle Edge]", "True", "Aphrodites Island: The European Discovery of Tahiti", "Brothers", "Drowned", "Our Famous Guest: Mark Twain in Vienna"], "I3": ["An Unexpected Guest: A Novel", "The Tigress of Forli: Renaissance Italy's Most Courageous and Notorious Countess, Caterina Riario Sforza de' Medici", "Read Pink The House at Tyneford: A Novel", "The Song of Achilles: A Novel", "Faith: A Novel", "A few remarks", "After the Reich: The Brutal History of the Allied Occupation", "Violetta, A Romance.", "Iron Kingdom: The Rise And Downfall Of Prussia 1600 To 1947", "Lovers"], "I4": ["Midnight in Peking: How the Murder of a Young Englishwoman Haunted the Last Days of Old China", "Rome: An Empire's Story", "History of a Pleasure Seeker", "The Lost Wife", "The True Deceiver", "Uprooted", "On the Eve: The Jews of Europe Before the Second World War", "The Bishop's Jaegers", "Hitlerland: American Eyewitnesses to the Nazi Rise to Power", "The Pigeon Pie Mystery"]}
{"id": "201413330b6919370346a54e7550dd3f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0], "U3": [4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 2.0], "U4": [4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0], "I2": ["Soul on the Run", "The Promise", "Sacred Space: The Art of Sacred Silence, Sacred Speech, and The Sacred Ear in the Echo of the Still Small Voice of God", "F.I.T. Faith Inspired Transformation", "The Miracles in You: Recognizing God's Amazing Works in You and Through You", "Fifty Shades of They: Insights That Bring Life to Your Relationships", "The No More Excuses Diet: 3 Days to Bust Any Excuse, 3 Weeks to Easy New Eating Habits, 3 Months to Total Transformation", "Let the Journey Begin: Finding God's Best for Your Life", "Sunrise, Sunset: 52 Weeks of Awe and Gratitude", "Change of Heart: Justice, Mercy, and Making Peace with My Sister’s Killer"], "I3": ["The Water's Edge", "The Same Sky", "Happiness According to Jesus: What It Means to Be Blessed", "The Sound of Glass", "The Book of Joan: Tales of Mirth, Mischief, and Manipulation", "The One That Got Away: A Novel", "The Importance of Christian Friendships: In Good Times and in Bad", "Skinny Life: The Real Secret to Being Physically, Emotionally, and Spiritually Fit", "Live Original: How the Duck Commander Teen Keeps It Real and Stays True to Her Values", "Older, Faster, Stronger: What Women Runners Can Teach Us All About Living Younger, Longer"], "I4": ["Those Secrets We Keep", "An Amish Cradle", "Soul Feast, Newly Revised Edition: An Invitation to the Christian Spiritual Life", "Tales from Another Mother Runner: Triumphs, Trials, Tips, and Tricks from the Road", "A Small Indiscretion: A Novel", "The Gift (The Prairie State Friends)", "Good Girl: A Memoir", "Running for Recovery: Marathons of the Body, Mind, Spirit", "The Mind Connection: How the Thoughts You Choose Affect Your Mood, Behavior, and Decisions", "90 Minutes in Heaven"]}
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{"id": "afc6621170b5243c48beb39cbc2427b4", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 3.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0], "U4": [5.0, 3.0, 5.0, 3.0, 3.0, 5.0, 5.0, 5.0, 4.0, 5.0], "I2": ["That Certain Spark", "The Carousel Painter", "Fields of Grace", "If God Is Good: Faith in the Midst of Suffering and Evil", "An Eye for an Eye (Heroes of Quantico Series, Book 2) (Volume 2)", "A Slow Burn (Defiance Texas Trilogy, Book 2)", "Have a New Husband by Friday: How to Change His Attitude, Behavior & Communication in 5 Days", "Love Has a Face: Mascara, a Machete and One Woman's Miraculous Journey with Jesus in Sudan", "A Taste of Fame: A Novel (The Potluck Catering Club)", "Potluck Club Cookbook, The: Easy Recipes to Enjoy with Family and Friends"], "I3": ["How God Makes Babies (Pure Foundations)", "God Made Your Body (Pure Foundations)", "Silent Savior: Daring to Believe He's Still There", "Amish Peace: Simple Wisdom for a Complicated World", "Let God Talk to You: When You Hear Him, You Will Never Be the Same", "Love & Respect, Special edition w/DVD", "Find Your Strongest Life: What the Happiest and Most Successful Women Do Differently", "Sacred Waiting: Waiting on God in a World that Waits for Nothing", "Extraordinary: The Life You're Meant to Live", "Leaving Yesterday"], "I4": ["The Sound of Sleigh Bells: A Romance from the Heart of Amish Country (Apple Ridge)", "The Jewel of His Heart: A Novel (Heart of the West 2)", "Kiss Me Again: Restoring Lost Intimacy in Marriage", "Shadow Government: How the Secret Global Elite Is Using Surveillance Against You", "Things Worth Remembering", "Wisdom Hunter", "What Matters Most (Diary of a Teenage Girl)", "Leaving Carolina (Southern Discomfort Series #1)", "Limelight: A Novel", "The Swiss Courier"]}
{"id": "e9fbea52a2b41cd84414b990c3c26439", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 3.0, 3.0, 3.0, 3.0, 3.0, 5.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 5.0, 4.0, 5.0, 5.0], "I2": ["All-Star Batman and Robin the Boy Wonder #1", " All-Star Batman and Robin, The Boy Wonder (2005-) #5 eBook", "All Star Batman and Robin the Boy Wonder #7", "All-Star Batman And Robin The Boy Wonder #6 : Episode Six (DC Comics)", " All-Star Batman and Robin, The Boy Wonder (2005-) #2 eBook", " All-Star Batman and Robin, The Boy Wonder (2005-) #4 eBook", " Batman (2011-) #20 eBook", "Action Comics #1 "Jim LEE Variant"", "Superman #1 1st Print DC New 52", " The Flash (2011-) #1 eBook"], "I3": [" Batman (2011-) #19 eBook", " Justice League Dark (2011-) #1 eBook", " Suicide Squad (2011-) #15 eBook", " Suicide Squad (2011-) #16 eBook", " Suicide Squad (2011-) #17 eBook", " Suicide Squad (2011-) #10 eBook", " Suicide Squad (2011-) #8 eBook", " Suicide Squad (2011-) #13 eBook", " Suicide Squad (2012-) #0 (Suicide Squad (2012- )) eBook", " Suicide Squad (2011-) #12 eBook"], "I4": [" Suicide Squad (2011-) #9 eBook", "Suicide Squad Vol. 1: Kicked in the Teeth (The New 52)", " Suicide Squad (2011-) #20 eBook", " Suicide Squad (2011-) #18 eBook", " Suicide Squad (2011-) #11 eBook", " Suicide Squad (2011-) #19 eBook", " Suicide Squad (2011-) #29 eBook", " Suicide Squad (2011-) #28 eBook", " Suicide Squad (2011-) #27 eBook", " Suicide Squad (2011-) #26 eBook"]}
{"id": "a476f47bc274d54f8d3f865a19c5f245", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U3": [4.0, 5.0, 3.0, 5.0, 5.0, 3.0, 4.0, 4.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0], "I2": ["Where Have All the Good Men Gone?: Why So Many Christian Women Are Remaining Single", "Law of Attraction: The Science of Attracting More of What You Want and Less of What You Don't", "They Snooze, You Lose: The Educator's Guide to Successful Presentations", "The Knitting Diaries: The Twenty-First Wish\\Coming Unraveled\\Return to Summer Island (A Blossom Street Novel)", "Lost Voices (The Lost Voices Trilogy)", "Walking in the Spirit", "Now You're Thinking!: Change Your Thinking...Transform Your Life", "The High-Beta Rich: How the Manic Wealthy Will Take Us to the Next Boom, Bubble, and Bust", "Wherever You Go", "Into the Silence: The Great War, Mallory, and the Conquest of Everest"], "I3": ["Dating Up: Dump the Schlump and Find a Quality Man", "The Secret Laws of Attraction: The Effortless Way to Get the Relationship You Want", "Bibliotherapy: The Girl's Guide to Books for Every Phase of Our Lives", "The Unvanquished V351", "Como Se Comenta Un Texto Literario", "Young and in Love: Challenging the Unnecessary Delay of Marriage", "The Secret (Unabridged, 4-CD Set)", "Waiting for Jack: Confessions of a Self-Help Junkie: How to Stop Waiting and Start Living Your Life", "Austin and Mabel: The Amherst Affair and Love Letters of Austin Dickinson and Mabel Loomis Todd", "Deal Breakers: When to Work On a Relationship and When to Walk Away"], "I4": ["Become Your Own Matchmaker: Eight Easy Steps for Attracting Your Perfect Mate", "Whom Not to Marry: Time-Tested Advice from a Higher Authority", "The Innkeeper", "The Bully at Work: What You Can Do to Stop the Hurt and Reclaim Your Dignity on the Job", "The Realms Thereunder (Ancient Earth Trilogy)", "Until the Next Time", "Lit!: A Christian Guide to Reading Books", "Mary Boleyn: 'The Great and Infamous Whore'", "The New Geography of Jobs", "Success as a Mediator For Dummies"]}
{"id": "d4e67a0d93561918f596300add54abb7", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 3.0, 3.0, 3.0], "U3": [3.0, 5.0, 3.0, 5.0, 3.0, 5.0, 4.0, 3.0, 4.0, 5.0], "U4": [4.0, 4.0, 3.0, 3.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0], "I2": ["If You So Desire (Kimani Romance)", "Heated (Strong Family)", "Hot Like Fire (Strong Family)", "Give Me Fever (Strong Family Novels)", "Make You Mine", "The Cartel 6: The Demise", "The Cartel 6: The Demise", "No Other Lover Will Do", "The Cartel 3: The Last Chapter (Cartel series, Book 3)", "Trouble"], "I3": ["His Sexy Bad Habit", "In Her Neighbor's Bed", "The Highest Bidder", "Exposed (Exposed Series)", "Spend My Life with You (Platinum Brides)", "Promises We Make (Platinum Brides)", "Hudsons Crossing (Surprise, You're Expecting!)", "Every Chance I Get (Kimani Hotties)", "Huddle with Me Tonight (New York Sabers)", "A Delight Before Christmas (Noire Passion)"], "I4": ["Champagne, Jellybeans and Chocolate", "Dreaming of a Crayon Sun", "The Last Ms. Understanding", "Check Mate", "Control Issues", "When Valentines Collide (Kimani Romance)", "I Can Make You Love Me", "You're All I Need", "The Way You Aren't", "Two Grooms And A Wedding (Kimani Romance)"]}
{"id": "f3876497fd048e63fb2abfdaa00aaf46", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 2.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 2.0, 5.0, 5.0, 5.0, 4.0, 4.0, 3.0], "I2": ["Jane and the Man of the Cloth (Jane Austen Mystery)", "Bound by Love", "The Covenant (Harper Monogram)", "Halloween Magic (Signet Regency Romance)", "The Rakehell's Reform (Signet Regency Romance)", "The Pact", "Jane Austen's Sense & Sensibility: The screenplay & diaries", "Reckless Surrender (Indigo: Sensuous Love Stories)", "Silent Melody", "My Lady Caroline"], "I3": ["Home Fires", "A Regency Christmas Feast: Five Stories (Super Regency, Signet)", "Snowdrops and Scandalbroth (Regency Romance)", "This Matter of Marriage", "Breach of Promise", "Winterburn's Rose", "Cassandra's Deception (Signet Regency Romance)", "The Victory Dance Murder (Homefront Mystery)", "A Brilliant Mismatch", "In the Still of the Night (Grace & Favor Mysteries, No. 2)"], "I4": ["Lord Stanhope's Proposal (A Zebra Regency Romance)", "Carnal Innocence", "Murder on St. Mark's Place: A Gaslight Mystery", "The Nabob's Daughter", "Audition for Murder: A Return To Natural Sensuality", "Piano: A Photographic History of the World's Most Celebrated Instrument", "Relax, It's Only  A Ghost", "Death, Guns, and Sticky Buns (Tori Miracle Mysteries, No. 3)", "Lie Like A Rug (A Ginger Barnes Main Line Mystery)", "Alan Rickman"]}
{"id": "92a2078d1349451d28ec5eb3d9edee67", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 1.0, 4.0, 2.0, 3.0, 3.0, 4.0, 4.0, 4.0, 4.0], "U3": [3.0, 1.0, 4.0, 2.0, 3.0, 2.0, 1.0, 5.0, 4.0, 2.0], "U4": [4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 3.0, 4.0, 4.0, 3.0], "I2": ["Last Chance to See", "No Touch Monkey!: And Other Travel Lessons Learned Too Late (Adventura Books Series)", "One for the Road: Revised Edition", "Hyenas Laughed at Me and Now I Know Why: The Best of Travel Humor and Misadventure (Travelers' Tales Guides)", "When Kids Kill: Shocking Crimes of Lost Innocence (Virgin True Crime)", "The Stranger Beside Me: The Twentieth Anniversary Edition", "Sasquatch/Bigfoot: The Search for North America's Incredible Creature, Revised Edition", "A Trip to the Beach: Living on Island Time in the Caribbean", "Bigfoot!: The True Story of Apes in America", "Jason X"], "I3": ["Missy Hyatt: First Lady of Wrestling", "Jason X #2: The Experiment", "Making Friday the 13th: The Legend of Camp Blood", "Ashes", "Walking a Golden Mile", "Raising Atlantis", "Jason X #3: Planet of The Beast", "The Bigfoot Film Controversy", "In Search of Giants: Bigfoot Sasquatch Encounters", "Portrait of a Killer : Jack the Ripper - Case Closed"], "I4": ["The Best of Sasquatch Bigfoot", "FLORIDA ROADKILL (Road Kill)", "Flat Crazy: A Blanco County, Texas, Novel (Game Warden John Marlin)", "The Unhandsome Prince", "Paths Not Taken (Nightside, Book 5)", "Prey (Aliens Vs. Predator, Book 1)", "Predator: Cold War", "Concrete Jungle (Predator)", "Friday The 13th #1: Church of The Divine Psychopath", "Walking a Golden Mile"]}
{"id": "ec054d779909f541ecea5818e0941bef", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Deviants (The Dust Chronicles)", "The Girl with the Iron Touch (The Steampunk Chronicles)", "Carrier of the Mark", "Waterfall: A Novel (River of Time Series)", "If I Should Die", "Willpower: Rediscovering the Greatest Human Strength", "Goddess", "Timepiece", "Hourglass", "The Lost Saint"], "I3": ["Origin (A Lux Novel)", "Wait for You (Wait for You Saga)", "I'd Tell You I Love You, But Then I'd Have To Kill You (Turtleback School & Library Binding Edition) (Gallagher Girls)", "Siege and Storm (The Shadow and Bone Trilogy)", "The Measure of Katie Calloway: A Novel", "Eternal Echoes (Emblem of Eternity Trilogy) (Volume 2)", "United We Spy (Gallagher Girls)", "Enclave (The Razorland Trilogy)", "Outpost (The Razorland Trilogy)", "Horde (The Razorland Trilogy)"], "I4": ["The Ocean at the End of the Lane CD: A Novel", "Allegiant", "Blackmoore (Proper Romances)", "A Sleep So Dark", "Cress", "Ruby Red (The Ruby Red Trilogy)", "Ruby Red (The Ruby Red Trilogy)", "The Unlikely Gift of Treasure Blume", "The Elite (selection 2)", "Emerald Green (The Ruby Red Trilogy)"]}
{"id": "e59c7d2df6a82171e285d6eb38513545", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 3.0, 3.0, 2.0, 2.0, 3.0, 3.0], "U3": [4.0, 5.0, 5.0, 4.0, 3.0, 4.0, 4.0, 5.0, 5.0, 3.0], "U4": [3.0, 4.0, 3.0, 4.0, 5.0, 3.0, 3.0, 4.0, 3.0, 4.0], "I2": ["Let's Read with Dora!: Includes 6 Great Stories!. (Dora the Explorer)", "Buzz-Buzz, Busy Bees", "Ten Little Ladybugs", "Dora's Bedtime Adventures (Dora the Explorer)", "On the Soul of a Vampire", "Crimson Stained", "When the Sun Goes Down", "Dirty Little Angels", "Last Temptation", "Beloved of the Fallen: Choosing Spiritual Enlightenment Over Armageddon"], "I3": ["Angelfire", "New Moon Rising", "Night Road", "Jazz Fly 2:: The Jungle Pachanga", "After Eventide", "The Necromancer", "Guardian of Eden", "Shades of Gray: A Jude Magdalyn Novel", "Llama Llama Home with Mama", "Friends Of Choice"], "I4": ["A Love Rekindled", "Where Will You Go from Here?: Moving Forward When Life Doesn't Go as Planned", "The Truth about Butterflies", "Bound by Blood", "Fallen (The After Series) (Volume 1)", "Midnight Reflections", "The Society of Sinners", "Immortal Rider (Lords of Deliverance, Book 2)", "Enter the Night (The Morgan Crowe trilogy Book 1) - Kindle edition", "The Violin's Magical Melody (With Audio Book CD) (Scribbles and Friends Imagination Blanket Series)"]}
{"id": "af19c1d2cbede4d9443b3d169dbc0242", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 1.0, 3.0, 3.0, 5.0, 4.0, 3.0, 5.0], "U3": [5.0, 3.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 2.0], "U4": [5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 2.0], "I2": ["Deadly Vengeance (Zebra books)", "Armageddon's Children (The Genesis of Shannara, Book 1)", "Epic", "Seeker: Book One of the Noble Warriors", "The Black Book of Secrets", "Dlon City (Oz Chronicles, Book 2)", "The Takers (Oz Chronicles, Book 1)", "Nightwood", "The Extraordinary Adventures of Alfred Kropp (Alfred Kropp Adventures)", "When Lightning Strikes (1-800-Where-R-You)"], "I3": ["The Field Guide (Spiderwick Chronicles, book 1)", "The Spiderwick Chronicles (Boxed Set): The Field Guide; The Seeing Stone; Lucinda's Secret; The Ironwood Tree; The Wrath of Mulgrath", "The Revenge of the Shadow King (Grey Griffins #1)", "Keys To The Demon Prison (Turtleback School & Library Binding Edition) (Fablehaven)", "Carnivore", "The Blade Itself (The First Law Trilogy)", "Darkside Book 2: Lifeblood", "Nighttrap (Darkside)", "Flight from the Dark (Lone Wolf)", "The Worlock of Firetop Mountain (Fighting Fantasy)"], "I4": ["LIRAEL: Daughter of the Clayr (Old Kingdom)", "Sabriel (Old Kingdom)", "Uglies (The Uglies)", "Uglies", "The Alchemyst: The Secrets of the Immortal Nicholas Flamel", "The City of Ember (The First Book of Ember)", "Nomadin (Nomadin Trilogy)", "The Wizard Heir (Heir Chronicles)", "City of Bones (The Mortal Instruments)", "Forever Odd"]}
{"id": "7dd55a33014435a787d357d900c0272b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U3": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["A Witch's Path (Witch's Path Series) (Volume 2)", "Bell, Book, and Murder (Wendy Lightower Mystery Book 2) - Kindle edition", "Wounded (A Rylee Adamson Novel) (Volume 8)", "Easy Bake Coven:  Book One of The Vivienne Finch Magical Mysteries (Volume 1)", "Yule Be the Death of Me: Book 2 of the Vivienne Finch Magical Mysteries (Volume 2)", "Body Bags & Blarney (The Vivienne Finch Magical Mysteries) (Volume 3)", "Walking Home: A Pilgrimage from Humbled to Healed", "Destined for Trouble (A Jules Cannon Mystery)", "Broken Soul (Jane Yellowrock)", "Just for Fun: Escape to New Zealand Book Four"], "I3": ["The Prophecy Con (Rogues of the Republic)", "A Liaden Universe Constellation: 1", "The Crystal Variation (Liaden Universe)", "Trade Secret Limited Signed Edition (Liaden Universe)", "The Dragon Variation (Liaden Universe)", "Mouse and Dragon (Liaden Universe)", "Korval's Game (Liaden Universe)", "Dragon Ship (Liaden Universe)", "No Test For The Wicked", "Necessity's Child (Liaden Universe)"], "I4": ["Just Once More", "Welcome to Paradise: The Kincaids Book One", "No Quest for the Wicked", "Kiss and Spell", "Limoncello Yellow (Franki Amato Mysteries) (Volume 1)", "Prosecco Pink (Franki Amato) (Volume 2)", "Earth Angel Realms: Revised and Updated Information for Incarnated Angels, Elementals, Wizards, and Other Lightworkers", "The Importance of Being Alice (A Matchmaker in Wonderland)", "Asking for Trouble", "Chasing the Dollar (Miranda Vaughn Mysteries) (Volume 1)"]}
{"id": "fa5c45ca45e1a9318d05d49710df76d1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 3.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [4.0, 3.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 1.0, 2.0], "U4": [5.0, 1.0, 1.0, 4.0, 3.0, 4.0, 3.0, 5.0, 4.0, 4.0], "I2": ["To Purge This Land with Blood: A Biography of John Brown", "Mawson's Will: The Greatest Polar Survival Story Ever Written", "That Printer of Udell's", "How to Write a Movie in 21 Days: The Inner Movie Method", "Jacks, Jobbers and Kings: Logging the Adirondacks, 1850-1950", "Everybody Dies (Matthew Scudder)", "Comrades of the Storm", "Cat's Cradle (Essential Penguin)", "The Ultimate Elvis: Elvis Presley, Day by Day", "Ultimate Elvis"], "I3": ["The Accidental Tourist: A Novel", "The Sins of the Fathers (Matthew Scudder)", "Time to Murder and Create (Matthew Scudder)", "Harold Bell Wright: Storyteller to America (Great West & Indian Series)", "In the Midst of Death (Matthew Scudder)", "Tales From the Edge of the Woods", "To My Sons", "Fatal North: Adventure and Survival Aboard USS Polaris, the First U. S. Expedition to the North Pole", "The Valley of the Moon (California Fiction)", "The Shepherd of the Hills"], "I4": ["Okay, Lets Try It Again", "A Son of the Sun: The Adventures of Captain David Grief", "Killing Time", "Loon Lake", "Hobo: A Young Man's Thoughts on Trains and Tramping in America", "The Lobster Chronicles: Life on a Very Small Island", "Dossier: The Secret History of Armand Hammer", "Shackleton", "Wanderer", "The grapes of wrath (Penguin modern classics)"]}
{"id": "d0f2e282f408e04174971490521ceed5", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Chances Are: A Last Chance Rescue Novel", "An Unplanned Lesson", "Midnight Special: An Anthology", "Love at First Date (Better Date than Never)", "Speak No Evil", "Truth or Date (Better Date than Never)", "Kill Shot (The Collective) (Volume 1)", "SEAL of Honor (HORNET)", "Mist Warrior (Legacy of the Mist Clans)", "Forever You"], "I3": ["A Different Blue", "Picturing Perfect", "Champagne Toast", "Fatal Mistake (The Fatal Series)", "The Vacant Chair", "Say Goodbye", "JACK STONE - Wild Justice (The Dark Master Series) (Volume 1)", "The Long Road Home", "Drowning In Love", "Killer Secrets"], "I4": ["Every Breath", "Caught Up In Us (Caught Up In Love)", "Pretending He's Mine", "Trophy Husband", "Playing With Her Heart", "Malavita: Blood and Honor, Prequel", "Revenge: Blood and Honor Series Book 1", "Very Bad Things (Briarwood Academy) (Volume 1)", "Tease Me (Semper Fi Marines) (Volume 1)", "Kidnapped: A Romantic Suspense Novel (Edgars Family)"]}
{"id": "2e18673004255c636f51ae406b92c99a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 2.0, 3.0, 5.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 5.0, 5.0, 3.0, 5.0, 4.0, 5.0, 4.0, 3.0], "U4": [5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0], "I2": ["Middle School: The Inside Story: What Kids Tell Us, But Don't Tell You", "When I Fall in Love (Christiansen Family)", "It Had to Be You (Christiansen Family)", "All Fall Down", "Miracle in a Dry Season", "A Match of Wits", "Life (Citizens of Logan Pond) (Volume 1)", "The Mason Jar", "Pound Foolish (Windy City Neighbors)", "Reese's Cowboy Kiss Witness Protection  ~ Rancher Style: Blake's Story (Sweet Montana Bride) (Volume 1)"], "I3": ["Prejudice Meets Pride (Meet Your Match, book 1) (Volume 1)", "Ring on Her Finger", "Discovering Sophie", "Eve: In the Beginning", "Swept Away: Quilts of Love Series", "Love Without End (A Kings Meadow Romance)", "A Brush with Love: A January Wedding Story (A Year of Weddings Novella)", "The One Year Devotions for Active Boys", "Masterpiece Marriage: Quilts of Love Series", "A Most Inconvenient Marriage"], "I4": ["The Wishing Season (A Chapel Springs Romance)", "$10 Great Dates: Connecting Love, Marriage, and Fun on a Budget", "The Case of the Jewel Covered Cat Statues (a Buckley and Bogey Cat Detective Caper)", "Critical Condition", "A Stitch in Crime: Quilts of Love Series", "I Choose You Today: 31 Choices to Make Love Last", "Love at Mistletoe Inn", "Always on My Mind (Christiansen Family)", "All Regency Collection (A Timeless Romance Anthology) (Volume 10)", "The Dandelion Field (A Banister Falls Novel)"]}
{"id": "34faf553176f5c30698508212321e815", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0], "I2": ["Heaven Sent (Rebel Walking Series)", "Banded Together (Rebel Walking #2.5)", "The Barter System (Volume 1)", "No Strings Attached (Rebel Walking Series) (Volume 3)", "Crashed (The Driven Trilogy)", "When the Sun Goes Down", "Pink Shades of Words (Walk 2014) (Volume 1)", "Bender (The Core Four Series)", "Timeless (Book Boyfriend Series) (Volume 4)", "Pure Will"], "I3": ["Conklin's Blueprints (Volume 1)", "Completely Wrecked: A Dramatic Romance", "Pretty Instinct", "Beautiful Broken Promises", "Sinfully", "Translucent (Luminous) (Volume 1)", "Craving Redemption (The Aces MC) (Volume 2)", "Raven", "Craving Absolution (The Aces) (Volume 3)", "Lick (A Stage Dive Novel)"], "I4": ["Play (A Stage Dive Novel)", "Lead: A Stage Dive Novel", "Very Wicked Beginnings (Briarwood Academy)", "Very Wicked Things (Briarwood Academy)", "Freeing Asia", "Sexed into Submission", "Unexpected Chance", "Unconditional Love", "Scoring Wilder", "A Whole New Crowd"]}
{"id": "832c5b919f121a10b914f0bcca4d4123", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0], "U3": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0], "I2": ["Bearly Breathing (Emerald City Shifters) (Volume 1)", "Boss Unyielding: A Secret Baby Office Romance", "Say You'll Be Mine: A Second Chance Romance (A NOLA Heart Novel) (Volume 1)", "Echoes in Time (Esterloch) (Volume 2)", "Hammered: A Shadows of Chicago Novel", "The Cowboy Takes a Bride", "Defy", "Single Mom Wanted For Fake Marriage: A Billionaire Romance", "His Virgin: A First Time Romance", "Pretend To Be Mine (Ramsey Billionaire Brothers Series)"], "I3": ["Villain: A Dark Romance", "The Billionaire's Fake Marriage", "Kidnapped by 2 Men: Menage Suspense Romance", "Shameless (The Shameless Trilogy) (Volume 1)", "TANK (Black and Blue Series) (Volume 1)", "Indiscretion: A Standalone Forbidden Romance", "Slow Burn", "His Beautiful Revenge: A Billionaire Romance", "Alpha Squad: Boot Camp (Volume 1)", "Absolute Zero: Misadventures From A Broad (A Val Fremden Novel)"], "I4": ["Wild Irish", "LaClaire Nights: An After Hours Novel", "Trouble finding Blondie: (Blondie Trilogy Book 1)", "Billionaire in Vegas", "Shameful (The Shameless Trilogy) (Volume 2)", "The Lord's Captive: Border Series Book 2", "Ace: An Alpha Billionaire Romance (Her Arrival) (Volume 1)", "Be My Sailor: A Single Dad and Virgin Romance", "Doctor's Demands: A Submissives Secrets Novel", "A SEAL's Secret Desire"]}
{"id": "9b756b2709968b435228cb46560b5323", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Keeper of Dragons: The Prince Returns", "The Keeper of Dragons: The Elven Alliance (Volume 2)", "Reclaimed (Book Ten of the Silver Wood Coven Series): A Paranormal Romance Novel (Volume 10)", "Forever Starts Tonight (Bachelors & Bridesmaids) (Volume 6)", "Daniel's Gift", "Kiss Me Forever (Bachelors & Bridesmaids) (Volume 1)", "Skin Deep: A DarkWorld SkinWalker Novel", "Magic Reborn: The Peacesmith Series, Book 1: A New Adult Urban Fantasy Novel (Volume 1)", "The Midnight Society (The Midnight Chronicles) (Volume 1)", "If I Didn't Know Better (The Callaways)"], "I3": ["Call of Fate (Book Eleven of the Silver Wood Coven Series): A Paranormal Romance Novel (Volume 11)", "We Thought We Knew It All (Invincible) (Volume 2)", "Window of Time", "Shadows for a Princess (Trials of Terraina) (Volume 1)", "Origins (A Seventeen Series Novel)", "The Thief's Countess: Border Series Book 1", "The Ward's Bride: Border Series Prequel Novella", "Magic Awakens (The Witching World) (Volume 1)", "Adored by the Mountain Wolf (Mountain Wolf Protectors Book 2)", "Lost Wolf (Curse of the Moon) (Volume 1)"], "I4": ["Magic Fire (Shifting Magic) (Volume 1)", "Vengeance Be Mine (Vengeance Demons) (Volume 1)", "Ray of Time (Ray #4) (Volume 4)", "Flightless Bird (The Caged Series) (Volume 1)", "The Guardian (Chronicles of Dover's Amalgam) (Volume 1)", "Through the Mist: An Inspirational Western Romance (Gold Valley Romance) (Volume 3)", "Heartblaze 4: Werewolf Unchained (Ash's Saga) (Volume 4)", "The Guardian's Balance", "The Reapers (The Hunted Series) (Volume 1)", "Matteo (Her Warlock Protector Book 8): A Paranormal Romance Novel (Volume 8)"]}
{"id": "650a7c8e01a2ee1eb9cd1859349e6a96", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0], "U4": [3.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0], "I2": ["Face in the Creek: A Four Corners Mystery (G Daniel Corbin Mystery)", "Two Disappear", "Betty Zane (Ohio River Trilogy)", "The Face of Evil - Kindle edition", " Daughter of the Shadows eBook", "And Still, She Wept", "The Radix", "MULESHOE (a Mike Bishop Novel Book 1) - Kindle edition", " The Frailty of Flesh eBook", "The Celtic Conspiracy"], "I3": ["The Girl From Area 51", "We All Fall Down", "Freedom Is Not Free", "Asking For Trouble - Kindle edition", "The Bones of Odin (Matt Drake) (Volume 1)", "Mobsters, Crooks, Gangs and Other Creeps: Volume 4", "The Trespass: (An Archaeological Mystery Thriller)", " Ancient Revenge eBook", "Five Star First Edition Mystery - Death Is No Bargain", "FEAR: A Modern Anthology Of Horror And Terror (Volume 1)"], "I4": ["The Sixth Extinction: An Apocalyptic Tale of Survival: Part One: Outbreak", "The Boudicca Parchments (The Daniel Klein adventures) (Volume 2)", "The Judas Strain: A Sigma Force Novel", "Homer and Langley", "Bengali Girls Don't: Based on a True Story", "And Every Man Has to Die: Book Four in the River City Crime Series", "Sari Caste", "Storm Clouds Rolling In", "Gypsy Folk Tales (Forgotten Books)", ""]}
{"id": "03c1426e88589f9ea3a3499c36f77fc9", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0], "U3": [4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0], "U4": [4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Battlescars: A Rock & Roll Romance", "Reckless (Thoughtless)", "Hustle Me (A Bank Shot Romance): Bank Shot Romance (Volume 1)", "Torn (Volume 1)", "Where I Need to Be: (Club 24 #1) (Volume 1)", "The Protege", "Find You in the Dark", "Connected (The Connections Series)", "Find You in the Dark", "Music of the Heart"], "I3": ["Three of Hearts", "In the Air (The City - Book 1)", "Relentless (Shattered Hearts) (Volume 2)", "Second Chance Boyfriend: A Novel (One Week Girlfriend Quartet)", "My Everything: A Beaumont Series Novella", "Rules of Entanglement (Fighting for Love)", "Just Breathe", "Friends With Partial Benefits (Friends With... Benefits Series (Book 1))", "Blessed Tragedy", "The One Girl (The One Series)"], "I4": ["The One Place (The One Series) (Volume 1)", "Undying Love: (An Erotic Love Story, Book 1) (Volume 1)", "The Girl in 6E", "Reverse Cowgirl", "The Pearl Trilogy", "Everything Changes", "Rock With Me (With Me In Seattle)", "Arouse: A Spiral of Bliss Novel (Book One) (Volume 1)", "Rock My Bed (Black Falcon Series)", "inhale exhale"]}
{"id": "d56c1679c2b676cefecaa3c229dfd463", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 3.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0], "U4": [5.0, 5.0, 5.0, 3.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0], "I2": ["Eden Forest: Part one of the Saskia Trilogy (Volume 1)", "Loved In Pieces (The Intentions Series)", "Alternity", "Tales from Brookgreen: Gardens, Folklore, Ghost Stories, and Gullah Folktales in the South Carolina Lowcountry", "Born of Ashes (The Guardians of Ascension)", "The Lost Prince (The Iron Fey)", "Lifted by Angels: The Presence and Power of Our Heavenly Guides and Guardians", "Dimensional Games", "The Protectors", "When Angels Fall"], "I3": ["Mobster's Girl (Volume 1)", "Awakening the Mobster: Book 2 in Mobster Series (Volume 2)", "Grieving God's Way: The Path to Lasting Hope and Healing", "The Last of the Bird People", "Fire Prophet (Son of Angels, Jonah Stone)", " The Advance Guard (Phantom Squadron Book 1) eBook", "My Invented Life", "Mark of the Witch: Boston Witches (Volume 1)", "Chasing the Witch: Boston Witches book 2", "Dintah Dragon"], "I4": ["A Woman's Guide to Reading the Bible in a Year: A Life-Changing Journey Into the Heart of God", "Within", "Closure", "Heiress Without A Cause: Muses of Mayfair #1", "The Moon Dwellers: The Dwellers Saga", "Dirty God: Jesus in the Trenches", "The Insurgent's Journal (Phantom Squadron)", "Shifty Business: (Book 3 of the Bend-Bite-Shift Trilogy)", "No Greater Illusion", "The Lamp"]}
{"id": "4894bd836d75914a512725d1c607d57a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U3": [3.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0], "U4": [5.0, 4.0, 3.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0], "I2": ["The Total Tragedy of a Girl Named Hamlet", "Drive Time (MIRA novel) (Charlotte McNally)", "At Witt's End (Sadie Witt Mysteries)", "Truly, Madly: A Lucy Valentine Novel", "Eternal on the Water", "When You Reach Me (Yearling Newbery)", "The Weed That Strings the Hangman's Bag: A Flavia de Luce Mystery", "The Queen's Lover: A Novel", "The Teaberry Strangler (A Tea Shop Mystery)", "The Spellmans Strike Again: Document #4"], "I3": ["The Season of Second Chances: A Novel", "Heist Society (A Heist Society Novel)", "The Girl Who Chased the Moon: A Novel", "Sprinkle with Murder (Cupcake Bakery Mystery)", "Motherhood is Murder (A Maternal Instincts Mystery)", "Magnolia Wednesdays", "Stuck on Murder (A Decoupage Mystery)", "Second Time Around: A Novel", "Death Echo (St. Kilda Consulting)", "Beachcombers: A Novel"], "I4": ["A Killer Plot (A Books by the Bay Mystery)", "Silencing Sam: A Novel (Riley Spartz)", "Maid of Murder (An India Hayes Mystery)", "Buzz Off (A Queen Bee Mystery)", "You Wish", "The Long Quiche Goodbye (Cheese Shop Mystery)", "Rag and Bone (A Billy Boyle WWII Mystery)", "Old World Murder (A Chloe Ellefson Mystery)", "Buttercream Bump Off (Cupcake Bakery Mystery)", "A Crafty Killing (Victoria Square Mystery)"]}
{"id": "2be645b6311d312d6bf9a990b373e6b0", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0], "U3": [4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 3.0, 5.0, 4.0, 3.0], "U4": [5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0], "I2": ["Can't Shake You (River Bend, #1) (Volume 1)", "Married by Monday (Weekday Brides)", "Wanted by You (Love in the City) (Volume 1)", "Where Their Hearts Collide (Wardham) (Volume 2)", "Rocky Ride (Thompson & Sons) (Volume 2)", "The Barter System (Volume 1)", "Love of the Game - The Complete Collection", "Hot Pursuit: A Hostile Operations Team Novel (Volume 1)", "Falling (The Negative Ion Series) (Volume 1)", "Kiss and Tell"], "I3": ["Everything Has Changed", "Candidate: A Love Story", "Unpredictable (The Key West Series) (Volume 1)", "# 1 (The 30 Series)", "Truth & Temptation (Summer Love) (Volume 3)", "Montana Cherries (The Wildes of Birch Bay)", "What A Texas Girl Wants (Texas Wishes)", "Georgia on My Mind: A Sexy Contemporary Romance", "Kissing Frogs", "Protecting Fiona (SEAL of Protection) (Volume 3)"], "I4": ["Sincerely, Carter", "Taste", "Redesigned: Off the Subject #2 (Volume 2)", "Secret Surrender (The Secret Surrender Series Book Two)", "Beautiful Surrender (The Surrender Series Book Three)", "Brown-Eyed Girl: A Novel (The Travis Family)", "A Promise Of Home: A Lake Howling Novel (Volume 1)", "The Collector", "Win Me Over (Hearts and Crafts)", "SLATE (Breaking the Declan Brothers, #2) (Volume 2)"]}
{"id": "5eed8e8f49e165c914b8fec6ff9af6e4", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 3.0, 5.0, 3.0], "U3": [5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 4.0, 2.0, 5.0], "I2": ["Pleasures of a Notorious Gentleman (London's Greatest Lovers)", "Love in the Afternoon (Hathaways, Book 5)", "Then Came You (Avon Historical Romance)", "Only For You", "Highland Bride (Zebra Historical Romance)", "A Wallflower Christmas (Wallflowers, Book 5)", "Secrets of a Summer Night (The Wallflowers, Book 1)", "If He's Sinful (Wherlocke, No. 2)", "If He's Wild (Zebra Historical Romance)", "Scandal in Spring (The Wallflowers, Book 4)"], "I3": ["It Happened One Autumn: The Wallflowers, Book 2", "The Devil in Winter (The Wallflowers, Book 3)", "If He's Wicked", "If He's Tempted (Wherlockes)", "One Night of Sin: A Novel (Knight Miscellany)", "Dreaming of You", "Her Only Desire: A Novel (Spice Trilogy)", "The Duke (Knight Miscellany)", "Devil Takes a Bride (Knight Miscellany)", "Midnight Pleasures With a Scoundrel (Scoundrels of St. James)"], "I4": ["Forbidden Pleasures (Pleasures Series)", "Mr. Darcy Takes a Wife: Pride and Prejudice Continues", "Passionate Pleasures (Pleasures Series)", "Dangerous Pleasures (Pleasures Series)", "Sudden Pleasures (Pleasures Series)", "Blue-Eyed Devil: A Novel (The Travis Family)", "Suddenly You", "The Last Man in the World: A Pride & Prejudice Variation", "The Bride and the Beast (Once Upon a Time)", "Only in Your Arms"]}
{"id": "84aeb827d4a207822b0b7422dcb17ef8", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Nuer Journeys, Nuer Lives: Sudanese Refugees in Minnesota (Part of the New Immigrants Series)", "The Sandman, Vol. 3: Dream Country", "Firefly: The Official Companion: Volume Two", "Yertle the Turtle and Other Stories: Yellow Back Book (Dr Seuss - Yellow Back Book)", "Cultural Anthropology: Tribes, States, and the Global System, with PowerWeb", "Tales for the Midnight Hour: Stories of Horror", "Race, Class, and Gender: An Anthology (Available Titles CengageNOW)", "HR Giger ARh+: 30 Postcards (Postcardbooks)", "Blue Shoes and Happiness", "The Full Cupboard of Life (No. 1 Ladies' Detective Agency, Book 5)"], "I3": ["The Full Cupboard of Life (No. 1 Ladies' Detective Agency, Book 5)", "Books of Blood", "Clive Barker's Hellraiser: Collected Best, Vol. 1", "Tailchaser's Song", "Merrick", "The Good Husband of Zebra Drive (No. 1 Ladies' Detective Agency Series 8)", "Blood and Chocolate", "Blaze", "Starting from Scratch: How to Correct Behavior Problems in Your Adult Cat", "The Game On! Diet: Kick Your Friend's Butt While Shrinking Your Own"], "I4": ["Bunny Business (SpongeBob SquarePants)", "Disapproving Rabbits", "Rats: Complete Care Guide", "Rats Incredible: An Illustrated Dictionary of Rats", "Steal Like an Artist: 10 Things Nobody Told You About Being Creative", "PugTherapy: Finding Happiness, One Pug at a Time", "Poking a Dead Frog: Conversations with Today’s Top Comedy Writers", "The Pact", "Under Locke", "Lingus"]}
{"id": "d903db320988127398f698eb94e82ff5", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 4.0, 2.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 2.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0], "I2": ["Scorpio Sons 1: Colton: (SF/Shifter Romance) - Kindle edition", "Alpha's Darkling Bride", "My Viking Vampire (Sanctuary, Texas) (Volume 1)", "Bossy: A Stepbrother Romance", "His Secret Muse", "Wild Open: A Rock Star Romance", "Thrill of the Chase (City Shifters: the Pride) (Volume 1)", "Feral Gaze: A Rockstar Mnage Romance (Feral Silence Book 1) (Volume 1)", "Between Two Wolves", "Still a Bad Boy (Volume 1)"], "I3": ["Ruthless", "Never Forgotten: A Second Chance Romance", "Scottish Werebear: An Unexpected Affair (Scottish Werebears) (Volume 1)", "Lyric's Accidental Mate: Iron Wolves MC", "Bewitched by the Alpha: Bite of the Moon", "Scholar (Emerald Isle Tigers Book 3) - Kindle edition", "Chasing Trouble (City Shifters: the Pride) (Volume 2)", "Pretend You're Mine", "Witch Hunter (Witches of the Wood) (Volume 1)", "Burning At Last"], "I4": ["Secrets in Blood", "Tempting the Tiger (Palm Haven Shifters Book 1) - Kindle edition", "Operation Bear - Part One: A Special Forces Shifter Romance (Bear Elite Book 1) - Kindle edition", "Untouched: A Bad Boy MMA Romance (The Midwest Alphas Trilogy) (Volume 1)", "Rogue Male: A Highland shifter romance (Volume 2)", "Enticing Their Mate: Military Werewolf Shifter Romance (Pack Wars) (Volume 6)", "Unbroken: A Bad Boy MMA Romance (The Midwest Alphas Trilogy) (Volume 2)", " Bare Knuckle Grizzly", "Dirty Little Secrets: A Stepbrother Romance", "The Alpha's Daughter (The Wolvers) (Volume 3)"]}
{"id": "080bea52ebf89c53ed8f22a83da9144a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 3.0, 2.0, 4.0, 3.0, 5.0, 5.0], "U3": [5.0, 3.0, 3.0, 5.0, 3.0, 4.0, 5.0, 5.0, 5.0, 2.0], "U4": [3.0, 4.0, 4.0, 4.0, 4.0, 5.0, 1.0, 4.0, 4.0, 4.0], "I2": ["Extraordinary Means", "Illusionarium", "The Witch Hunter", "The Summer of Chasing Mermaids", "Kissing in America", "Charlie, Presumed Dead", "My Grandmother Sends Her Regards and Apologises", "Those Girls", "Hyacinth Girls: A Novel", "The Leveller"], "I3": ["Emmy & Oliver", "Last Year's Mistake", "Last Year's Mistake", "Prophecy", "Between Us and the Moon", "Queen of Someday (Stolen Empire)", "Queen of Tomorrow: A Stolen Empire Novel", "They Call Me Alexandra Gastone", "Made You Up", "The Library at Mount Char"], "I4": ["Alive (The Generations Trilogy)", "The Beginning of Never", "Paperweight", "The Messengers", "A Million Miles Away", "Read Between the Lines", "A Girl is a Half-Formed Thing", "A Long, Long Sleep", "Emerge: The Awakening (Volume 1)", "Blackmail Boyfriend"]}
{"id": "fd87e76ce4173b547f0f0591b7b59d1e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Vertigo", "I'm Still Here", "Consumed (The Breathless Series) (Volume 1)", "The Wanton Life of My Friend Dave", "Hidden Doors, Secret Rooms", "Don't Tell Anyone", "A Family Affair", "Stone and Silt", "The Dells: A Moms Weekend Mystery (Moms Weekend Mystery Series) (Volume 1)", "Playing Charlie Cool (Trager Family Secrets) (Volume 3)"], "I3": ["The God of My Art: A Novel", "Pardon Me For Protruding and Other True Tales: A young lawyer's life, learning, and loves", "Mirrored Time (A Time Archivist Novel) (Volume 1)", "The CEO", "No Perfect Destiny", "Killing Secrets (Thorne's Thorns) (Volume 1)", "Satin Pleasures", "Twisted", "Meritropolis", "With Angel's Wings"], "I4": ["The Universes Inside the Lighthouse: Balky Point Adventure #1 (Balky Point Adventures)", "Idiots and Children: Slightly Off-Kilter Tales of Family, Food, and Firearms", "Shadow World", "All Your Nights (MacLarens of Fire Mountain Contemporary) (Volume 4)", "Little White Lies", "Her Favorite Honeymoon (Windy City Romance)", "The 400lb Gorilla (The Hipposync Archives)", "A Gourmet Demise: Murder in South Tampa", "Any Road Will Take You There: A journey of fathers and sons", "Swynmoor"]}
{"id": "9004c4df27a1c33083745e2f9334e965", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 4.0, 5.0, 3.0, 4.0, 2.0, 2.0, 2.0, 3.0], "U3": [3.0, 5.0, 4.0, 4.0, 5.0, 3.0, 4.0, 4.0, 4.0, 2.0], "U4": [5.0, 2.0, 3.0, 2.0, 4.0, 3.0, 3.0, 4.0, 4.0, 5.0], "I2": ["Onyx (Lux)", "Opal: A Lux Novel", "Origin (A Lux Novel)", "The Problem with Forever (Harlequin Teen)", "Fangirl", "Addicted to You (Volume 1)", "See Me [Paperback] [Jan 01, 2015] SPARKS NICHOLAS", "Second Chance Summer", "Black Iris", "The Telling"], "I3": ["Dark Hope", "Hopeless", "Crazy Beautiful (Volume 1)", "A Court of Thorns and Roses", "It Ends with Us: A Novel", "The Outliers", "With Malice", "Born at Midnight (A Shadow Falls Novel)", "The Deal (Off-Campus) (Volume 1)", "Eleanor & Park"], "I4": ["Don't Look Back", "Throne of Glass", "Price of a Kiss", "Kindred Spirits: World Book Day Edition 2016 [Paperback] [Jan 01, 2016] Rainbow Rowell", "Paper Princess: A Novel (The Royals)", "Broken Prince: A Novel (The Royals)", "Twisted Palace: A Novel (The Royals)", "Crown of Midnight (Throne of Glass)", "The Kiss of Deception: The Remnant Chronicles, Book One", "The Mistake (Off-Campus)"]}
{"id": "942f9058f9a829023d54ec3f3329ee92", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0], "U3": [4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U4": [4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0], "I2": ["Midnight's Master", "Never Cry Wolf", "Sex, Lies & Sweet Tea: Sex and Lies Book 1", "Talking After Midnight (Plum Orchard) (English Edition)", "Something to Talk About (Plum Orchard)", "Chaos in Mudbug (Ghost-in-Law Mystery/Romance) (Volume 6)", "Ten Timid Ghosts (Read With Me Paperbacks)", "Sinful Secrets", "Fashionably Dead: Book One of the Hot Damned Series (Volume 1)", "The Undead Next Door (Love at Stake, Book 4)"], "I3": ["Secret Life of a Vampire (Love at Stake, Book 6)", "The Vampire and the Virgin (Love at Stake, Book 8)", "Eat Prey Love (Love at Stake)", "What Happens in Scotland (Second Sons)", "Summer Is for Lovers (Second Sons)", "Knight of My Dreams: (Originally published under the title MOTHER MAY I? in the print anthology A MOTHER'S WAY)", "Resurrection in Mudbug (Ghost-in-Law Series)", "Baked Italian: Over 50 Mediterranean Marijuana Meals", "Let Me In (Blurred Lines) (Volume 3)", "Live For Me (Blurred Lines) (Volume 2)"], "I4": ["Dangerous Protector (Federal Paranormal Unit) (Volume 2)", "You Make Me (Blurred Lines)", "Mine to Crave (Mine - Romantic Suspense) (Volume 4)", "Love at Stake", "Materials for Civil and Construction Engineers (2nd Edition)", "Swamp Sniper (Miss Fortune Mysteries)", "Marked By The Vampire (Purgatory) (Volume 2)", "HAPPY BIRTHDAY JESUS", "Merit Badge Murder (Merry Wrath Mysteries) (Volume 1)", " A Haunting Is Brewing"]}
{"id": "467c9ad7e08279b5979d625a9bebf870", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [1.0, 1.0, 4.0, 1.0, 4.0, 1.0, 4.0, 1.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 3.0, 3.0, 5.0, 2.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Causing a Scene: Extraordinary Pranks in Ordinary Places with Improv Everywhere", "Cutting Rhythms: Shaping the Film Edit", "One Square Inch of Silence: One Man's Quest to Preserve Quiet", "Stitches: A Memoir", "Ace of Cakes: Inside the World of Charm City Cakes", "Making Mischief: A Maurice Sendak Appreciation", "Frommer's 500 Places Where You Can Make a Difference", "A Truth Universally Acknowledged: 33 Great Writers on Why We Read Jane Austen", "The Filmmaker's Book of the Dead: How to Make Your Own Heart-Racing Horror Movie", "Frommer's Hawaii Day by Day (Frommer's Day by Day - Full Size)"], "I3": ["Frommer's Ireland Day by Day (Frommer's Day by Day - Full Size)", "Anna Getty's Easy Green Organic: Cook Well, Eat Well, Live Well", "FACES: Photography and the Art of Portraiture", "The Technique of Film Editing", "Dream Worlds: Production Design for Animation", "The Complete Film Production Handbook, Third Edition (American Film Market Presents)", "Sound for Film and Television", "Automated Lighting: The Art and Science of Moving Light in Theatre, Live Performance, and Entertainment", "Wig Making and Styling: A Complete Guide for Theatre & Film", "The Filmmaker's Eye: Learning (and Breaking) the Rules of Cinematic Composition"], "I4": ["Illustrated Theatre Production Guide, Second Edition", "Electrical and Electronics Reference Manual for the Electrical and Computer PE Exam", "Renewable Energy Systems: The Choice and Modeling of 100% Renewable Solutions", "Statistical Signal Processing for Neuroscience and Neurotechnology", "High Dynamic Range Imaging: Acquisition, Display, and Image-Based Lighting", "Cognitive Radio Communications and Networks: Principles and Practice", "Making Enterprise Information Management (EIM) Work for Business: A Guide to Understanding Information as an Asset", "Set Lighting Technician's Handbook: Film Lighting Equipment, Practice, and Electrical Distribution", "Mastering MultiCamera Techniques: From Preproduction to Editing and Deliverables", "The Technique of Film and Video Editing: History, Theory, and Practice"]}
{"id": "4e1e37c1d4fc18593dc24df14973855c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Divergent", "Cherry Girl: Neil & Elaina #1 (Blackstone Affair)", "Rock My World", "The Gentleman and the Rogue", "All In (Firsts and Forever)", "The Arrangement", "Disciplined by the Dom (Club Volare) (Volume 3)", "Way Off Plan (Firsts and Forever)", "Tipsy", "Hold On Tight (Sea Breeze)"], "I3": ["Text", "Torch", "Tease", "Perception (Club Destiny) (Volume 8)", "Thomas's Choice (Scanguards Vampires #8)", "Too Consumed (Consumed Series) (Volume 2)", "Savage Hearts (Club Volare) (Volume 7)", "Raw", "Wake Me Up Inside (Mates)", "Slow Burn"], "I4": ["Until Forever Comes (Mates)", "Trouble & the Wallflower", "Stay with Me", "The Arrangement 14 (The Ferro Family) (Volume 14)", "The Proposition 1: The Ferro Family (Volume 1)", "Nothing Special (Volume 1)", "The Proposition: Bryan Ferro Vol. 2 (Volume 2)", "You Can See Me", "The Arrangement 13 (The Ferro Family) (Volume 13)", "Dragon's Lair (Wind Dragons Motorcycle Club)"]}
{"id": "685643528f64c92899d8050a9129f06c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 2.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0], "U3": [1.0, 5.0, 1.0, 1.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [2.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "I2": ["Rising Tide: The Great Mississippi Flood of 1927 and How It Changed America", "A People's History of the United States: 1492 to the Present", "T.R.: The Last Romantic", "The Malleus Maleficarum of Heinrich Kramer and James Sprenger (Dover Occult)", "Founding Brothers: The Revolutionary Generation", "Between Pit and Pedestal: Women in the Middle Ages", "Those Terrible Carpetbaggers: A Reinterpretation", "Ender's Game (The Ender Quintet)", "Sober for Good: New Solutions for Drinking Problems : Advice from Those Who Have Succeeded", "Paddling Southern Wisconsin: 83 Great Trips by Canoe and Kayak, 2nd Revised Edition (Trails Books Guide)"], "I3": ["State of Fear", "Living Sober", "State of Fear", "State of Fear", "In the Company of the Courtesan: A Novel", "The Whiskey Rebellion: Frontier Epilogue to the American Revolution", "The Elements of Style, Third Edition", "Only the Ball Was White", "The Reader's Companion to American History", "Only the Ball Was White: A History of Legendary Black Players and All-Black Professional Teams"], "I4": ["Catch 22. DVD-Video", "The Devils of Loudun", "A Question of Torture: CIA Interrogation, from the Cold War to the War on Terror (American Empire Project)", "The Miracle of Dunkirk", "Invasive Plants of the Upper Midwest: An Illustrated Guide to Their Identification and Control", "State of War: The Secret History of the CIA and the Bush Administration", "Into Thin Air: A Personal Account of the Mt. Everest Disaster", "Sarum: The Novel of England", "John Adams", "The Island at the Centre of the World: The Epic Story of Dutch Manhattan and the Forgotten Colony That Shaped America"]}
{"id": "64b1b6ddf4ab89b7595ba518b24a0a2b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0], "U3": [5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0], "I2": ["The Survivors: Book One", "The Gingerbread Man", "Double Crossing", "Robin: Lady of Legend (The Classic Adventures of the Girl Who Became Robin Hood)", "The Good Knight (The Gareth & Gwen Medieval Mysteries)", "The Bard's Daughter (The Gareth & Gwen Medieval Mysteries)", "Grimm: The Icy Touch", "Return to Wuthering Heights - Kindle edition", "Trumpet", "Little Women"], "I3": ["Season of the Witch", "The Hangman's Daughter (Hangman's Daughter Tales) (A Hangman's Daughter Tale)", "DEWITCHED: The Untold Story of the Evil Queen (Volume 1)", "Downturn Abbey", "Maids of Misfortune: A Victorian San Francisco Mystery", "Uneasy Spirits: A Victorian San Francisco Mystery", "Billy Lynn's Long Halftime Walk", "Bloody Lessons: A Victorian San Francisco Mystery", "Good Night Mr. Holmes", "The Year We Disappeared: A Father-Daughter Memoir"], "I4": ["A Study in Ashes: Book Three in The Baskerville Affair", "Parade's End", "Sherlock: Every Canon Reference You May Have Missed in BBC's Series 1-3", "Grimm: The Chopping Block", "Doctor Wore Petticoats: Women Physicians Of The Old West, First Edition", "Walden on Wheels: On The Open Road from Debt to Freedom", "Musings of a 20-something Mom, and the perils of being a Mommy Blogger", "Double or Nothing", "Treasures of the North (Yukon Quest #1)", " Mr. Wong Rights a Wrong (Victorian San Francisco Stories Book 4) eBook"]}
{"id": "551f0d90e1ae4b2d77ab4ab85a15f0ae", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 3.0, 5.0, 2.0, 4.0, 5.0, 5.0, 3.0, 3.0, 3.0], "U3": [4.0, 4.0, 3.0, 3.0, 3.0, 4.0, 3.0, 5.0, 4.0, 3.0], "U4": [3.0, 3.0, 5.0, 3.0, 4.0, 3.0, 5.0, 4.0, 5.0, 4.0], "I2": ["The Marriage Merger (Marriage to a Billionaire)", "Escaping Reality (The Secret Life of Amy Bensen) (Volume 1)", "Simple Perfection: A Rosemary Beach Novel (The Rosemary Beach Series)", "Hector (5th Street #3) (Volume 3)", "The Opportunist", "Finding Cinderella: A Novella", "High Risk Love", "Making Faces", "Halo's Christmas Wish (A Christmas Romance)", "Bellman & Black"], "I3": ["Christmas Romance: The Best Short Christmas Romances of 2013 (The Best Christmas Romances of 2013)", "Avoiding Temptation (Avoiding Series)", "A Beautiful Wedding", "Chasing Sam (Vegas Mates) (Volume 1)", "Because of You (Playing with Fire)", "41 Plus Ways to Market Your Amazon Book - Kindle edition", "Tug of War", "There is No Light in Darkness", "Fall (Seaside Novels) (Volume 5)", "Song of the Fireflies"], "I4": ["Addicted to You (Volume 1)", "Shame On You (Fool Me Once)", "Shatter: A Seaside Novel (Seaside Novels)", "Tear: A Seaside Novel (Volume 1)", "Pull: A Seaside Novel", "Just This Once: Escape to New Zealand Book One", "Crow's Row", "Love and Lists (Chocoholics)", "The Dex-Files (Experiment in Terror #5.7) - Kindle edition", "And With Madness Comes the Light (Experiment in Terror)"]}
{"id": "80a15ba547a90507f953d55c4f171d00", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 5.0, 4.0, 4.0, 4.0, 3.0, 5.0, 4.0, 4.0, 4.0], "U3": [4.0, 5.0, 3.0, 4.0, 5.0, 4.0, 1.0, 3.0, 5.0, 5.0], "U4": [5.0, 3.0, 4.0, 3.0, 4.0, 5.0, 2.0, 5.0, 3.0, 4.0], "I2": ["Bully Eater, Vol.1 (Volume 1)", "Ninjak Volume 1: Weaponeer", "The Beauty Volume 1", "House of Mystery Vol. 1: Room and Boredom", "Blackcross", "Spider-Gwen Vol. 0: Most Wanted?", "Golem", "Stumptown Vol. 2", "House of Mystery Vol. 2: Love Stories for Dead People", "Concrete Park 1: You Send Me"], "I3": ["I Hate Fairyland Volume 1: Madly Ever After", "Delilah Dirk and the Turkish Lieutenant", "Batman Vol. 2: The City of Owls (The New 52) (Batman: the New 52!)", "Astonishing X-Men, Vol. 3: Torn", "The Autumnlands, Vol. 1: Tooth and Claw", "A Farewell to Arms (A Scribner Classic)", "Monologues for the Coming Plague", "Batgirl Vol. 3: Death of the Family (The New 52) (Batgirl (DC Comics Quality Paper))", "Nimona", "East of West Volume 2: We Are All One"], "I4": ["Astonishing X-Men, Vol. 4: Unstoppable", "The Unbeatable Squirrel Girl Vol. 1: Squirrel Power", "Footnotes in Gaza: A Graphic Novel", "COMPLETE ALICE IN WONDERLAND HC", "Street Magicks", "East of West Volume 3: There Is No Us", "Astonishing X-Men: Ghost Box", "Delilah Dirk and the King's Shilling", "Astonishing X-Men: Exogenetic", "Dean Koontz' Fear Nothing Volume 1"]}
{"id": "b6c3d38224cbd809a276596433a73c07", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U4": [4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0], "I2": ["Negotiation Tactics (Sutton Capital) (Volume 4)", "The Summer He Came Home (Bad Boys of Crystal Lake)", "Safe With Me (With Me In Seattle)", "The Christmas He Loved Her (Bad Boys of Crystal Lake)", "Command Performance (Uniformly Hot!)", "The Bridesmaid's Best Man (Harlequin Blaze)", "Dirty Trick", "Just My Luck (A Shamrock Falls novel)", "The Wager (2)", "The Unwanted Wife"], "I3": ["Finding the Right Girl (Can't Resist) (Volume 4)", "Faceoff: Heller Brothers Hockey Book 2 (Volume 2)", "Meant for Love (Gansett Island Series) (Volume 10)", "Playing Doctor", "Beck (Corps Security)", "Fighting for Irish (Fighting for Love) (Volume 3)", "Good Girl Gone Plaid", "Staking His Claim (Line of Duty)", "Marine For Hire (Front and Center) (Volume 1)", "Tucker (The Family Simon) (Volume 1)"], "I4": ["Saving Grace: Book 2 in the Serve and Protect Series (Volume 2)", "Pretty Reckless", "Lie By Night", "Unfixable", "Risk of a Lifetime", "Crashing Down (Stone Cliff Series)", "Getting Worked Up: Welcome to Sapphire Falls (Volume 2)", "One Night of Sin (After Hours)", "Tell Me Something Good (One-On-One) (Volume 1)", "Sleeping With The Boss (Anderson Brothers) (Volume 1)"]}
{"id": "21bd87d72f9c07fb9aabd6480784efde", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Loved and Lost", "Appointment with a Smile", "The Girl Back Home", "Jolt", "Waking Up Gray", "Sandcastles", "Before It Stains", "Colde & Rainey: A Rainey Bell Thriller (Volume 4)", "Sometime Yesterday", "Molly: House on Fire"], "I3": ["Keepers of the Cave", "Weeping Walls (Johnston & Riley)", "Forever Yours", "Falling Through Shooting Stars", "Short Stories Vol 1: Short Stories (Volume 1)", "Earthen Trinkets", "The Midnight Moon", "Twice Lucky", "Fresh Tracks", "The Devil Unleashed"], "I4": ["Deal with the Devil", "The Devil Be Damned (Cain Casey Series)", "The Devil's Orchard (Cain Casey Series)", "I Love My Life", "Always Faithful", "Branded Ann", "Zero Visibility", "Forever Faithful", "The Campaign", "Deception by Design"]}
{"id": "1282a843eb4304d7be4f6e8eba93227d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0], "U3": [4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0], "I2": ["The Terms: Part One (The Terms Duet) (Volume 1)", "Single Mom Wanted For Fake Marriage: A Billionaire Romance", "Ford: The Dudnik Circle #1 (Volume 1)", "Hawk: Lords of Carnage MC (Volume 2)", "Make Me Forget", "The Unforgettable Sheikh (Ultimate Billionaires) (Volume 4)", "Flynn's Firecracker: A SEALs of Honor World Novel (Heroes for Hire) (Volume 5)", "The Billionaire's Fake Marriage", "Hot Rod", "Slow Burn"], "I3": ["His Beautiful Revenge: A Billionaire Romance", "2 in the PINK", "LaClaire Nights: An After Hours Novel", "Jewels and Panties: Jewels in the Night", "Ruthless Kiss: A Billionaire Possession Novel", "Lick: A Devil's Fury Novel (Volume 2)", "Sin (Devil' Fury) (Volume 1)", "Spark in the Ashes (Steel Souls MC) (Volume 1)", "Stealing Amy: A Dark Romance (Disciples) (Volume 2)", "Billionaire in Vegas"], "I4": ["Be My Sailor: A Single Dad and Virgin Romance", "Game of Chance (Vegas Heat Novel) (Volume 1)", "Doctor's Demands: A Submissives Secrets Novel", "The Cowboy's Baby: A Small Town Montana Romance (Corbett Billionaires) (Volume 1)", "The Sheikh's Fake Fiancee (Azhar Sheikhs) (Volume 1)", "Nailed: A Blue Collar Bad Boys Book (Volume 2)", "Mindfuck - A Bad Boy Romance With A Twist", "Her Billionaire Bosses: A Menage Romance", "a fighting chance (Free at last series)", "Hacker Exposed (White Hat Security) (Volume 1)"]}
{"id": "e5f21ddc1af01c26ace3ce548c6299d9", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Out of Time: A Paranormal Romance", "No Proper Lady (Dark Powers)", "Graceling", "Phantom Patrol, The: The Story of a Coast Guard Officer, a Drug Runner, and a Sea of Trouble (Military & War Short Stories Collection)", "FEAR - and - TYPEWRITER IN THE SKY", "Buckskin Brigades", "Slaves of Sleep & the Masters of Sleep", "Kingslayer, The: Seven Steps to the Arbiter (Golden Age Stories)", "Murder at Monticello: A Homer Kelly Mystery (Homer Kelly Mysteries)", "Fire (A Companion to Graceling)"], "I3": ["Bitterblue (Graceling)", "True of Blood (Volume 1)", "Blood Prophecy (Witch Fairy Series, Vol. 2)", "Dragonwyck", "The Greatest Knight - William Marshal - A Novel of A Legendary Man", "The Scarlet Lion", "Thief's Covenant: A Widdershins Adventure (Widdershins Adventures)", "For the King's Favor (William Marshal)", "To Defy a King (William Marshal)", "Fourth Grave Beneath My Feet"], "I4": ["I've Got Your Number: A Novel", "The Overnight Socialite", "I've Got Your Number (Thorndike Press Large Print Basic)", "Black Lyon, The", "An Alien Affair (Mission Earth, Vol 4)", "Killer's Law (Mystery & Suspense Short Stories Collection)", "The Wind & the Sea", "Spy Killer (Mystery & Suspense Short Stories Collection)", "Hurricane (Mystery & Suspense Short Stories Collection)", "Sea Fangs (Action Adventure Short Stories Collection)"]}
{"id": "1872455b3904c531aef50f2894f33f2d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [1.0, 5.0, 4.0, 2.0, 4.0, 5.0, 1.0, 1.0, 4.0, 1.0], "U3": [5.0, 3.0, 5.0, 2.0, 5.0, 2.0, 4.0, 1.0, 4.0, 2.0], "U4": [4.0, 2.0, 5.0, 4.0, 5.0, 4.0, 4.0, 3.0, 1.0, 4.0], "I2": ["The Dead Celeb", "Out of Africa", "Neuromancer (Penguin Galaxy)", "The Sea Hunters", "A Share in Death (Duncan Kincaid/Gemma James Novels)", "Dear Irene,: An Irene Kelly Mystery", "Brief Lives", "The Complete Short Stories of Ambrose Bierce", "Written in Blood (Chief Inspector Barnaby Series, No4)", "Body & Soul"], "I3": ["Brave Companions: Portraits in History", "Seascape With Dead Figures (Worldwide Library Mystery)", "Brain Droppings", "The Roman World: The Oxford History of the Classical World (Vol 2)", "The Brothers Karamazov", "Dragon Tears", "The Church of Dead Girls: A Thriller", "The Illustrated Chronicles of Matthew Paris: Observations of Thirteenth-Century Life (History/prehistory & Medieval History)", "Revenge of the Cootie Girls: A Robin Hudson Mystery", "Necklace and Calabash: A Chinese Detective Story (Judge Dee Mysteries)"], "I4": ["Sixties Design (Midsize)", "Towing Jehovah", "A Fine Place for Death", "The Ten-Ounce Siesta", "A Schoolteacher in Old Alaska: The Story of Hannah Breece", "Let the Dog Drive", "Night Vision: A Jake Lassiter Novel", "The Magic of Mathematics: Discovering the Spell of Mathematics", "The Throat.", "DEAD ENDS"]}
{"id": "22e8b2478f5577ef663ffe0530a2fa0d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 1.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "I2": ["Robert Frost: Selected Poems", "Mein Kampf extended edition", "Les Miserables (Penguin Classics)", "One World Ready or Not: The Manic Logic of Global Capitalism", "Les Miserables (Grandes Novelas (Tomo)) (Spanish Edition)", "Les Miserables", "The Soul of Capitalism: Opening Paths to a Moral Economy", "Who Will Tell The People? : The Betrayal Of American Democracy", "Secrets of the Temple: How the Federal Reserve Runs the Country", "The Glory and the Dream: A Narrative History of America, 1932-1972 (Two Volumes in One)"], "I3": ["Hitler and His Secret Partners: Contributions, Loot and Reward, 1933-1945", "Modern Classics Bound For Glory (Penguin Modern Classics)", "Culture Warrior (Random House Large Print)", "The Autobiography of Benjamin Franklin with Related Readings (Glencoe Literature Library)", "The Rebel Girl: An Autobiography, My First Life (1906-1926)", "Fortress America: The American Military And The Consequences Of Peace", "The Great Tax Wars: Lincoln to Wilson--The Fierce Battles over Money and Power That Transformed the Nation", "Who Financed Hitler: The Secret Funding of Hitler's Rise to Power, 1919-1933", "Trading with the Enemy: the Nazi-American Money Plot 1933-1949", "The Bridges Of Madison County"], "I4": ["War for an afternoon", "The Pill: A Biography of the Drug That Changed the World", "A People's History of the United States: 1492 to the Present", "The Life and Major Writings of Thomas Paine: Includes Common Sense, the American Crisis, Rights of Man, the Age of Reason and Agrarian Justice", "Age of Reason, Part 1 (Paine)", "Hiroshima", "Collected Poems of Robert Service", "The Rise of Industrial America: A People's History of the Post-Reconstruction Era - Volume Six", "On The Road CD Unabridged", "William Manchester: The Last Lion, Volume 2 : Winston Spencer Churchill Alone 1932-1940"]}
{"id": "4ae602bea7108c44fbdf8e633ca73be0", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Good and Valuable Consideration: Jack Reacher vs. Nick Heller - Kindle edition", "Final Jeopardy (Alexandra Cooper Mysteries)", "The Very Best of Grateful Dead: Authentic Guitar TAB (Authentic Guitar-Tab Editions)", "The Third Secret", "The Escape (Turtleback School & Library Binding Edition) (John Puller)", "The Sword of Moses", "The Fulcanelli Manuscript", "Gates of Hell: An ARKANE Thriller Book 6 (Volume 6)", "The Mozart Conspiracy: A Novel (Ben Hope)", "The Armada Legacy (Ben Hope, Book 8)"], "I3": ["The Nemesis Program (Ben Hope, Book 9)", "The Forgotten Holocaust (Ben Hope)", "Bring Him Back", "Robert Ludlum's (TM) The Geneva Strategy (Covert-One series)", "Extraordinary Powers", "The Moscow Club", "One Day In New York: An ARKANE Thriller (Volume 7)", "Rain on the Dead (Sean Dillon Series)", "The Zero Hour", "Leaving Berlin: A Novel"], "I4": ["Killer Instinct", "A Prayer for the Dying", "Cry of the Hunter", "Confessional", "Touch the Devil", "Night of the Fox", "The Valhalla Exchange", "The Bormann Testament (Paul Chavasse)", "Year of the Tiger", "The Keys of Hell"]}
{"id": "27f5f810dd731d3fd159ed8b99658a4f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 1.0, 1.0, 3.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 3.0, 4.0, 5.0], "U4": [4.0, 4.0, 5.0, 5.0, 3.0, 5.0, 4.0, 4.0, 2.0, 5.0], "I2": ["Haunted Plantations of the South", "The Mercy Oak: A Bay Tanner Mystery (Bay Tanner Mysteries)", "Bright Captivity  (Book One of the Georgia Trilogy)", "Savage Oaks", "Mystery of Foster Plantation (Lost in Time) (Volume 2)", "Roses for Chloe (Haunting Hearts Romance)", "The Cane Whisperers", "Grange House: A Novel", "The Other Child", "The Inn"], "I3": ["Slave and Sister", "The House Guest", "A Sound Among the Trees: A Novel", "The Whistle Walk (Ironwood Plantation Family Saga) (Volume 1)", "Image In The Looking Glass", "Legacy Lane (Harts Crossing, Book 1)", "Plantation", "Midnight in the Garden of Good and Evil", "The House On 211", "Chasing Spirits: The Building of the "Ghost Adventures" Crew"], "I4": ["Enlightened Within: A True Story About a Family That Lived in a Haunted House", "The House on Main Street (An Apple Valley Novel)", "Cherry Lane (Cavanaugh Island)", "Haunted Inns of the Southeast", "Midnight in the Garden of Good and Evil (AUDIO CD)", "The Oak Tree Letters", "Starter House: A Novel (P.S.)", "You Came Back: A Novel", "Where Shadows Go (Georgia Trilogy)", "A Haunting: The Horror on Rue Street"]}
{"id": "15ff53ee711fd0667b017e3754e578a1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 4.0, 4.0, 4.0, 3.0, 3.0, 2.0, 4.0, 3.0], "U3": [4.0, 2.0, 5.0, 3.0, 4.0, 2.0, 5.0, 4.0, 5.0, 3.0], "U4": [3.0, 4.0, 5.0, 5.0, 3.0, 3.0, 4.0, 5.0, 4.0, 2.0], "I2": ["Invasion of Privacy: and Other Short Stories", " Rattled (A Nicholas Colt Short Story) eBook", "Poison Pen: A Forensic Handwriting Mystery", "Blood and Thunder (The Memoirs of Nathan Heller)", "Center Point", "Paydown: A Leopold Blake Thriller", "Hostile Witness", "I Was Kidnapped by Lesbian Pirates from Outer Space #1 (1)", " Racked (A Lt. Jack Daniels / Nicholas Colt mystery) eBook", "A King of Infinite Space"], "I3": ["FIRST CASE: Murder Alley - Crime Thriller (McRyan Mystery Thriller Series Book) (McRyan Mystery Series) - Kindle edition", "Swan Song", "The Deposit Slip", "White Jade: The Project: Book One", "The Sinai Secret (Lang Reilly Thrillers)", "The Beholder", "Passions of the Dead: A Detective Jackson Mystery", " Triple Threat", "Access To Power", "Presumption of Innocence: David Brunelle Legal Thriller #1"], "I4": ["The Case of the Exploding Speakeasy", "Escape: A New Life (Volume 1)", "Dark Curtains: A Selection from Screamscapes: Tales of Terror - Kindle edition", "The Last Rail-Rider: A Short Story About the End of the World", "The Lance: The Project: Book Two", " Inspector Zhang Gets His Wish eBook", "The Summer I Died: The Roger Huntington Saga, Book 1 (Volume 1)", "The Dark Age: A Short Story", "Be Mine", " Killing The Blood Cleaner eBook"]}
{"id": "178e08f0071a1de4514e85059e647f65", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 3.0, 4.0, 4.0, 4.0, 4.0, 3.0, 5.0, 4.0], "I2": ["Leper of Saint Giles (Brother Cadfael Mysteries)", "The Virgin in the Ice (Brother Cadfael Mysteries)", "The Sanctuary Sparrow (Chronicles of Brother Cadfael)", "Rubycon", "The Devil's Novice (Brother Cadfael Mysteries)", "Queen and I", "Missee Lee", "Orchid Fever: A Horticultural Tale of Love, Lust, and Lunacy", "The Clothes They Stood Up In", "England, Their England (Picador Books)"], "I3": ["Bright Shiny Morning", "The Guernsey Literary and Potato Peel Pie Society", "Atmospheric Disturbances: A Novel", "Atmospheric Disturbances: A Novel", "After Long Silence: A Memoir", "After Long Silence: A Memoir", "After Long Silence: A Memoir", "A Plague of Angels (A Bantam spectra book)", "The Gone-Away World", "The Gone-Away World"], "I4": ["The Gargoyle", "The Dead of Summer", "Little Brother", "The Northern Clemency", "The Northern Clemency", "Symbiotic Planet: A New Look At Evolution", "The Society of S: A Novel", "Reinventing the Sacred: A New View of Science, Reason, and Religion", "The Night Following", "The Road"]}
{"id": "dcce696f00d10b255feb7759aba33a2c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 2.0, 4.0, 5.0], "U3": [5.0, 5.0, 5.0, 3.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0], "I2": ["The Secret Life of Bees", "Never Again?: The Threat of the New Anti-Semitism", "Almost Like Being in Love: A Novel", "God Has a Dream: A Vision of Hope for Our Time", "The Everglades: River of Grass", "Son of the Rough South: An Uncivil Memoir", "Human Stain", "Freakonomics: A Rogue Economist Explores the Hidden Side of Everything - by Steven D. Levitt & Stephen J. Dubner", "Empire Falls", "Girl with a Pearl Earring"], "I3": ["When the Finch Rises", "War Trash", "Look Homeward, Angel", "Other Voices, Other Rooms (Penguin Modern Classics)", "A Listening Heart: The Spirituality of Sacred Sensuousness", "Gods and Monsters: A Novel", "Sworn on the Altar of God: A Religious Biography of Thomas Jefferson (Library of Religious Biography (LRB))", "From Blue to Black (Five Star Paperback)", "The Christmas Letters", "Meeting Faith: The Forest Journals of a Black Buddhist Nun"], "I4": ["The Music of Your Life: Stories", "The Devil in the White City: Murder, Magic, and Madness at the Fair That Changed America", "The Devil in the White City: Murder, Magic, and Madness at the Fair That Changed America", "Hell at the Breech", "A Clearing in the Distance: Frederick Law Olmsted and America in the 19th Century", "Bastard Out of Carolina", "Bridges and Boundaries: African Americans and American Jews", "Blood Atonement: A Dahlgren Wallace Mystery", "Road Trip USA: Cross-Country Adventures on America's Two-Lane Highways.", "Tales of the Mountain Men: Seventeen Stories of Survival, Exploration, and Frontier Spirit"]}
{"id": "66957a8564f58b61c6deb6ce38238322", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 1.0, 5.0, 4.0, 3.0, 4.0, 2.0, 5.0, 4.0, 3.0], "U3": [5.0, 5.0, 2.0, 4.0, 3.0, 4.0, 4.0, 5.0, 3.0, 3.0], "U4": [4.0, 5.0, 5.0, 3.0, 1.0, 5.0, 4.0, 4.0, 3.0, 5.0], "I2": ["The Year Is '42: A Novel", "And Only to Deceive", "An Unmarked Grave (Bess Crawford Mysteries)", "A Christmas Grace: A Novel", "Here Be Dragons", "Absolution by Murder: A Sister Fidelma Mystery", "The Unexpected Son", "Suffer Little Children: A Sister Fidelma Mystery (Sister Fidelma Mysteries)", "Spider's Web", "The Haunted Abbot: A Mystery of Ancient Ireland (Sister Fidelma)"], "I3": ["The Leper's Bell (Sister Fidelma Mysteries)", "A Prayer for the Damned: A Mystery of Ancient Ireland (Mysteries of Ancient Ireland featuring Sister Fidelma of Cashel)", "The Dove of Death: A Mystery of Ancient Ireland (Mysteries of Ancient Ireland featuring Sister Fidelma of Cashel)", "Council of the Cursed (Sister Fidelma, Book 19)", "Master of Souls: A Mystery of Ancient Ireland (Sister Fidelma Mysteries)", "Behold a Pale Horse: A Mystery of Ancient Ireland (Mysteries of Ancient Ireland)", "The Chalice of Blood: A Mystery of Ancient Ireland (Mysteries of Ancient Ireland)", "The Cavalry Maiden: Journals of a Russian Officer in the Napoleonic Wars (Indiana-Michigan Series in Russian and East European Studies)", "Selected Poetry / Izbrannye Stikhotvoreniya I Poemi", "At Some Disputed Barricade: A Novel (World War I)"], "I4": ["Angels in the Gloom: A Novel (World War One Novels)", "A Christmas Promise: A Novel", "A Monstrous Regiment of Women", "The Last Kashmiri Rose (Joe Sandilands Murder Mysteries)", "We Shall Not Sleep (World War I)", "Justice Hall", "The Game: A novel of suspense featuring Mary Russell and Sherlock Holmes", "Locked Rooms: A novel of suspense featuring Mary Russell and Sherlock Holmes", "The Language of Bees: A novel of suspense featuring Mary Russell and Sherlock Holmes", "Final Meeting: Selected Poetry Of Anna Akhmatova"]}
{"id": "c55084e48753c50874e74edb07d31978", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Crabwalk", "Garbo Laughs", "Monstrous Regiment (Discworld)", "Secrets of the Sands: The Revelations of Egypt's Everlasting Oasis", "The Wee Free Men: A Story of Discworld", "Hybrids (Neanderthal Parallax)", "One World: The Ethics of Globalization", "People Before Profit: The New Globalization in an Age of Terror, Big Money, and Economic Crisis", "The Curious Incident of the Dog in the Night-Time", "No. 1 Ladies Detective Agency, Box Set: The No. 1 Ladies Detective Agency, Tears of the Giraffe, Morality for Beautiful Girls."], "I3": ["The Devil and the Disappearing Sea: A True Story About the Aral Sea Catastrophe", "Bringing the Food Economy Home: Local Alternatives to Global Agribusiness", "Red Sky at Morning: America and the Crisis of the Global Environment", "Feeling the Heat: Dispatches from the Front Lines of Climate Change", "Pathologies of Power: Health, Human Rights, and the New War on the Poor", "Dancing at the Dead Sea: Tracking the World's Environmental Hotspots", "The Speckled People", "A Continent for the Taking: The Tragedy and Hope of Africa", "Going Postal: A Novel of Discworld", "Neverwhere: A Novel"], "I4": ["The Reader (Movie Tie-in Edition) (Vintage International)", "Music of a Life: A Novel", "The Girl Who Married a Lion: and Other Tales from Africa", "Requiem for a Lost Empire: A Novel", "Spoken Here: Travels Among Threatened Languages", "The World's Banker: A Story of Failed States, Financial Crises, and the Wealth and Poverty of Nations (Council on Foreign Relations Books (Penguin Press))", "Once upon the River Love", "Absolute Friends", "Telling Tales", "Cruelest Journey: Six Hundred Miles To Timbuktu"]}
{"id": "24c118bb5b94cd627646ba6a608a36b3", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 3.0, 4.0, 3.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 3.0, 4.0, 5.0, 5.0, 4.0, 3.0, 5.0, 2.0, 4.0], "U4": [4.0, 4.0, 1.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "I2": ["A Damsel in Distress", "The Epic of Gilgamesh (Norton Critical Editions)", "Gilgamesh Epic: A Psychological Study of a Modern Ancient Hero", "The Gilgamesh Epic and Old Testament Parallels (Phoenix Books)", "Star Maker", "The Mystery Science Theater 3000 Amazing Colossal Episode Guide", "Myths from Mesopotamia: Creation, the Flood, Gilgamesh, and Others (World's Classics)", "The Complete Peanuts Volume 1: 1950-1952", "The Complete Peanuts Volume 2: 1953-1954", "Earth Abides"], "I3": ["Earth Abides: A Novel", "History Begins at Sumer: Thirty-Nine Firsts in Recorded History", "The Humanoids: A Novel", "Adventures in Time & Space", "Adventures in Time and Space (A Bantam Fifty)", "The Weapon Makers", "Five Weeks in a Balloon", "Frankenstein (Collins Classics)", "Angels & Demons (Random House Large Print)", "Uneasy Money"], "I4": ["America (The Book): A Citizen's Guide to Democracy Inaction", "The Battle of Salamis: The Naval Encounter That Saved Greece -- and Western Civilization", "Beyond This Horizon", "The Moon Is Hell!", "I, Robot", "A Treasury of Science Fiction", "A Treasury of Science Fiction", "Entities: The Selected Novels of Eric Frank Russell", "Holt McDougal Library, High School with Connections: Individual Reader 1984", "Double Star"]}
{"id": "9971af435714a74dca712154b929c9a6", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 2.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U3": [4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0], "U4": [4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0], "I2": ["Konstantin", "The Dog Stars (Vintage Contemporaries)", "Consumption and Its Consequences", "Disgrace (Department Q)", "The Summer of Dead Toys", "What Money Can't Buy: The Moral Limits of Markets", "Seraphina", "Disney Junior Storybook Collection", "600 Hours of Edward", "Vanishing Girls (Karin Schaeffer)"], "I3": ["A King of Infinite Space", "Pines (Wayward Pines)", "The Cutting Room", "A Death in Valencia", "Frommer's New England Day by Day (Frommer's Day by Day - Full Size)", "The Wrong Man (James Bishop 1)", "Fright Forest. Marcus Sedgwick (Elf Girl and Raven Boy)", "Slated", "Belle & Boo and the Birthday Surprise", "News from Gardenia"], "I4": ["Midnight Exposure (The Midnight Series)", "A History of the World in Twelve Maps", "Engaged: Unleashing Your Organization's Potential Through Employee Engagement", "The Ghost of Grotteskew (Stitch Head)", "The King's Spy", "Apocalypse Z: The Beginning of the End", "Obsidian Mirror (Package may vary)", "Gravity's Engines: How Bubble-Blowing Black Holes Rule Galaxies, Stars, and Life in the Cosmos", "Chronicles: Art & Design (Hobbit: An Unexpected Journey)", "Wormhole (The Rho Agenda)"]}
{"id": "6047b82d1fd85d2b6f1bcf81822b6cab", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0], "U3": [4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0], "I2": ["My Fair Concubine", "Surrender My Heart (Harts in Love)", "Summer Days (Fool's Gold, Book 7)", "All Summer Long (Fool's Gold, Book 9)", "Summer Nights (Fool's Gold, Book 8)", "A Man of Privilege", "A Man of Distinction", "A Man of His Word", "Flesh", "A Night of No Return"], "I3": ["Masquerade (Lovers Unmasked)", "Seven Nights in a Rogue's Bed", "Virgin For Sale", "The Unwanted Wife", "Newborn Baby for Christmas (Mills & Boon Medical)", "Duty and the Beast", "Outrageous Confessions of Lady Deborah", "The Dangerous Jacob Wilde", "The Legend of de Marco", "The Angel"], "I4": ["Bella's Impossible Boss", "Dearest Traitor", "The Scandalous, Dissolute, No-Good Mr. Wright: (Originally published in the e-book anthology THREE WEDDINGS AND A MURDER)", "At His Majesty's Request", "Her Little White Lie", "The Rake's Redemption (The Everard Legacy)", "The Ruthless Caleb Wilde", "Undeniable Demands", "Beneath the Veil of Paradise", "The Devil and the Deep"]}
{"id": "f896068767ea4dd0517abc5ca0c8d97a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 3.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Edge of Dawn: A Midnight Breed Novel", "Willing Sacrifice (Knights of The Board Room)", "Unrestrained", "Into the Darkness (Darkness, 1) (Volume 1)", "Forged in Ash (A Red-Hot SEALs Novel)", "Between the Devil and the Deep Blue Sea (A Niki Slobodian Novel, Book 1)", " Before The Devil Knows You're Dead (The Niki Slobodian Series Book 3) eBook", " The Devil Was an Angel (A Niki Slobodian Novel", " Apocalypse", "The Third Heaven: The Rise of Fallen Stars (The Third Heaven Series)"], "I3": ["Seven Years Until Eternity: The Rise of the Antichrist", "The Libertines Motorcycle Club: An Outlaw Is Born", "Kick (The Jenkins Cycle) (Volume 1)", "The War in Heaven: The Chronicle of Abaddon the Destroyer (Tears of Heaven)", "Mac's Law", "Just a Matter of Time", "The King: A Novel of the Black Dagger Brotherhood", "Kindle Fire HD User Guide With Tips And Tricks: Step by Step Tutorial to Using Kindle Fire HD", "Vile: The Faces of Evil Book 8 (Volume 8)", "Heaven and Hell: a Novel: A Journey of Chris and Serena Davis (Tears of Heaven)"], "I4": ["Mine To Take (Mine - Romantic Suspense) (Volume 1)", "Mine To Keep (Mine - Romantic Suspense) (Volume 2)", "Strictly Business", "Angel Of Death", "Seven Years (Seven Series #1)", "Bound by Honor (Men of Honor)", "Master of the Mountain (Mountain Masters & Dark Haven) (Volume 1)", "How to Make Earrings with Beads: 3 Step", "700 Best Kindle Fire Apps: Including the Top 500+ Free Apps!", "Burning Dawn (Angels of the Dark)"]}
{"id": "712bd5076d04ae092dc5bde3bf2bd15c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 3.0, 5.0, 4.0, 3.0, 5.0, 4.0, 4.0, 5.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 3.0, 4.0, 4.0], "U4": [5.0, 5.0, 4.0, 3.0, 5.0, 5.0, 5.0, 5.0, 3.0, 3.0], "I2": ["Diamond Bay", "Charming the Prince (Once Upon a Time)", "Tears of the Moon (Gallaghers of Ardmore Trilogy)", "To the Ends of the Earth", "Paradise (Leisure Romance)", "High Tide", "What the Heart Knows", "Above And Beyond", "Once a Wolf (Historical Werewolf Series, Book 2)", "Toy Story 2"], "I3": ["The Bride and the Beast (Once Upon a Time)", "McClairen's Isle: The Ravishing One", "Mr. Perfect", "Lucky's Lady (Loveswept)", "White Lies (Silhouette Special Edition No. 452)", "Heart of Fire (Pocket Books Romance)", "A Great Catch", "The Morning After", "Absolute Trouble", "Game Of Chance (Silhouette Intimate Moments, 1021)"], "I4": ["The Passion", "Mackenzie's Mission", "Fascinated", "Rogues' Reform", "Shadows At Sunset", "Manhunting", "Night Shield", "Mackenzie's Mountain (Silhouette Intimate Moments, No 281)", "Standoff", "Sky Is Falling"]}
{"id": "874ddd32ad908bc4e739205860408179", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 3.0, 3.0], "U3": [3.0, 5.0, 5.0, 2.0, 1.0, 4.0, 5.0, 3.0, 5.0, 3.0], "U4": [5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 3.0, 3.0, 3.0, 4.0], "I2": ["Holidays with the Walker Brothers (Alluring Indulgence)", "The Surrender Gate: A Desire Exchange Novel", "Edge of the Enforcer", "Here with Me (The Archer Brothers) (Volume 1)", "Zane: An Alluring Indulgence Novel (Volume 2)", "Curious (The Finn Factor) (Volume 1)", "The Dom's Dungeon", "The Flame: A Desire Exchange Novella (1001 Dark Nights)", "Night Shift", "Shaken, Not Stirred (The Last Call Series) (Volume 5)"], "I3": ["Loving Maddie from A to Z", "Shield of Winter (Psy-Changeling Novel, A)", "Master of the Mountain (Mountain Masters & Dark Haven) (Volume 1)", "Reason to Breathe: The Breathing Series (Volume 1)", "Bright Side", "Master of the Abyss", "Nobody's Dream (Rescue Me Saga) (Volume 6)", "Three of Hearts", "Consolation: The Salvation Series, Book 3", "Choose Me (The Archer Brothers) (Volume 2)"], "I4": ["Reaper's Legacy (Reapers Motorcycle Club)", "Beneath This Mask (Volume 1)", "Show Me, Baby: A Masters of the Shadowlands Novella (1001 Dark Nights)", "Conviction: The Salvation Series, Book 4", "A Dom Is Forever (Masters and Mercenaries, Book 3) (Volume 3)", "The Dom Who Loved Me, Masters and Mercenaries, Book 1 (Masters & Mercenaries)", "Conviction: A Club Destiny Novel (Volume 1)", "Temptation: A Club Destiny Novel (Volume 2)", "Their Virgin Mistress (Masters of Menage) (Volume 7)", "On Her Master's Secret Service, Masters and Mercenaries, Book 4 (Volume 4)"]}
{"id": "518e33483afdd666c49b149c57e760ca", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 3.0, 2.0, 3.0, 5.0, 5.0, 4.0, 3.0, 3.0], "U3": [4.0, 5.0, 2.0, 4.0, 1.0, 5.0, 5.0, 4.0, 3.0, 5.0], "U4": [5.0, 3.0, 5.0, 5.0, 4.0, 1.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Opal: A Lux Novel", "Bloodfever (Fever Series, Book 2)", "Spark", "Road Rage", "Scarlet", "Splintered (Splintered Series #1)", "Pure: The Second Covenant Novel", "Elixir: A Covenant Novella", "Twice Tempted (Night Prince)", "Persephone: The Daughters of Zeus, Book One"], "I3": ["The Collector (Dante Walker)", "Clockwork Princess", "New York, New York (Love, Tink Serial #2): A young adult fairy tale adaptation. (Love Tink Series) - Kindle edition", "Apollyon: The Fourth Covenant Novel", "The Elite (selection 2)", "Spirit (Elemental)", "Girl with Guitar (Kylie Ryans)", "Eversea: a love story", "Demons in the Big Easy: A novella", "Obsession"], "I4": ["WARP Book 1: The Reluctant Assassin", "Sacrifice: A Fall For Me Prequel (The Tate Chronicles, #0.5)", "Justice (The Galilee Falls Trilogy) (Volume 1)", "Keeper of the King's Secrets", "An Abduction Revelation: The Comeback Kid Returns", "A Sealed Fate", "Inside Out", "In Defense of the Queen (Susanna Horenbout & John Parker) (Volume 3)", "Scarlet (Lunar Chronicles, Book 2)", "Mind Games"]}
{"id": "fa55fbc34fb2234365651416af6c1b75", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 5.0, 4.0, 3.0, 5.0, 4.0, 3.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "I2": ["How to Rope a Real Man (Catcher Creek)", "Against the Wind (The Raines of Wind Canyon)", "Scratch", "Burying Water: A Novel (The Burying Water Series)", "The Broken (The Apostles)", "New Point", "Hold Still", "Mine To Take: A Nine Circles Novel", "Never Smile at Strangers", "While We Were Watching Downton Abbey (Deckle edge)"], "I3": ["Keys to the Castle", "The Splendour Falls", "Longbourn", "Crash & Burn (A Tessa Leoni Novel)", "The Sweetness of Forgetting: A Book Club Recommendation!", "More Things in Heaven and Earth: A Novel of Watervalley", "Animal Magnetism (An Animal Magnetism Novel)", "Cemetery Girl", "Inked Armor (The Clipped Wings Series)", "Room"], "I4": ["The Girl on the Train", "Joy For Beginners", "The Good Dream: A Novel", "Big Little Lies", "The Hunger Games (Book 1)", "Mockingjay: The Hunger Games", "Hotel on the Corner of Bitter and Sweet: A Novel", "Mr. Churchill's Secretary: A Maggie Hope Mystery", "Last One Home: A Novel", "Without You"]}
{"id": "dc9bc0e7716fc0cc6042bd78866725c4", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 4.0], "U3": [4.0, 2.0, 2.0, 3.0, 5.0, 5.0, 3.0, 4.0, 4.0, 4.0], "U4": [3.0, 3.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 3.0], "I2": ["Covet (Fallen Angels)", "[ Lies BY Grant, Michael ( Author ) ] { Paperback } 2014", "Succubus Blues (Georgina Kincaid, Book 1)", "Vampires", "Lies (Gone)", "Werewolves", "Intertwined (An Intertwined Novel)", "Hush, Hush", "Bitter Night: A Horngate Witches Book", "Dark Lover (Black Dagger Brotherhood, Book 1)"], "I3": ["Dark Stranger (Vampire Book Club)", "Under the Dome", "Queene of Light (Lightworld/Darkworld)", "Bound to Shadows", "The Queen's Bastard (The Inheritors' Cycle, Book 1)", "Ballad: A Gathering of Faerie (A Lament Novel)", "City of Ashes (The Mortal Instruments)", "Tempest Rising (Jane True)", "Sins of the Flesh", "Lover Eternal (Black Dagger Brotherhood, Book 2)"], "I4": ["City of Ashes: The Mortal Instruments, Book Two", "City of Ashes: The Mortal Instruments, Book Two", "The Better Part of Darkness (Charlie Madigan, Book 1)", "Some Girls Bite (Chicagoland Vampires)", "Wake (Turtleback School & Library Binding Edition) (Wake Trilogy (Pb))", "Original Sin (Seven Deadly Sins)", "Soulless (The Parasol Protectorate)", "Gentlemen Prefer Succubi (Succubus Diaries)", "The Mark", "Fade (Wake Series, Book 2)"]}
{"id": "79be2e635ccd50946c502a65f4e2cae0", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Stone (Walk Of Shame 2nd Genration #1)", "Licked (L.A. Liaisons) (Volume 1)", "Filthy Foreign Exchange", "Emerge (Evolve Series)", "Endure (Evolve Series) (Volume 4)", "Honor Me: Men of Inked, Book 6", "The One", "Until June", "Tapping the Billionaire (Bad Boy Billionaires) (Volume 1)", "Max (A Carter Brother series) (Volume 4)"], "I3": ["Farewell Apathy (Unveiling) (Volume 1)", "Pay For Play (Alphachat.com) (Volume 1)", "Jersey Girl (Sticks & Hearts) (Volume 1)", "My Guardian (Bewitched and Bewildered) (Volume 6)", "Cleat Catcher", "Man Candy", "Paper Princess: A Novel (The Royals)", "Filthy English: (Stand-alone British Romance) (British Bad Boys)", "Forbid Me: The Good Ol' Boys: The Good Ol' Boys Series Book Two (Volume 2)", "Undo Me: The Good Ol' Boys (Volume 3)"], "I4": ["Complicate Me: The Good Ol' Boys (Volume 1)", "Until Harry", "Broken Prince: A Novel (The Royals)", "Banking the Billionaire (Bad Boy Billionaires) (Volume 2)", "Obsession (Seven Deadly Sins) (Volume 2)", "Kicked", "Stoned", "Something For The Pain", "A Beautiful Funeral: A Novel (Maddox Brothers) (Volume 5)", "Scattered Pieces (Cape Isle, #1): A Cape Isle Novel (Volume 1)"]}
{"id": "2d987e29901357b8bc864fad0fc7d296", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Just Bill", "Growing Up Jewish in Havana: Vignettes from My Youth", "Jan's Excellent Romance: Applesauce and Andy (Volume 1)", "To Be Perfectly Honest: One Man's Year of Almost Living Truthfully Could Change Your Life. No Lie.", "The Life and Travels of a Law Office Dog", "Brambleman", "Jackson: The Iron-Willed Commander (The Generals)", "That Day In September", "Weepy the Dragon", "Chasing the Sun (Land of the Lone Star) (Volume 1)"], "I3": ["Love in Disguise", "Encounters in Paris: A Collection of Short Stories", "Grant: Savior of the Union (Generals)", "The Romanov Stone", "The Sulphur Cure", "I Love America: The Memoirs of Command Sergeant Major Tadeusz Gaweda As Written by Charles E. Glover", "Things Your Dog Doesn't Want You to Know: Eleven Courageous Canines Tell All", "Submerged (Alaskan Courage) (Volume 1)", "Rudy: My Story", "Chocolate Rabbit"], "I4": ["Jan's Romantic Dilemma, Broccoli and Brad", "The River", "Ark", "5 Reasons to Leave a Lover: A Novella and Other Short Stories", "Return of the Dittos", "Isle of Shadows", "Finding Our Way Home: A Novel (A Snowglobe Connections Novel)", "Evening In Atlantis: Tales of Romance", "Twice a Bride: A Novel (The Sinclair Sisters of Cripple Creek)", "Waiting for Morning (Brides of Last Chance Ranch: 1896)"]}
{"id": "5f73afbd79a63a53fdc1ca1a648bf623", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 3.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U4": [5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0], "I2": ["Gilead", "The Curious Incident of the Dog in the Night-Time", "Final Exam: A Surgeon's Reflections on Mortality", "Love", "Changing Light", "The River Wife: A Novel", "Middlesex: A Novel", "The Assault on Reason: Our Information Ecosystem, from the Age of Print to the Age of Trump", "The Maytrees: A Novel", "Reading Like a Writer: A Guide for People Who Love Books and for Those Who Want to Write Them"], "I3": ["The Glass Castle", "On Chesil Beach", "The Insufficiency of Maps: A Novel", "Divisadero", "The 8:55 to Baghdad: From London to Iraq on the Trail of Agatha Christie and the Orient Express", "The Double Bind: A Novel", "The Reluctant Fundamentalist", "Seventh Heaven", "The Sea (Man Booker Prize)", "Mister Pip"], "I4": ["The Shadow Catcher: A Novel", "Gifted: A Novel", "Snow Flower and the Secret Fan: A Novel", "The Rules of Survival", "Three Junes", "Forgive Me: A Novel", "Love in the Present Tense", "The Whole World Over: A Novel", "Identical Strangers: A Memoir of Twins Separated and Reunited", "A Thousand Splendid Suns: A Novel"]}
{"id": "65ff5f54d40caed153c5142b4d003dfc", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 1.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0], "U3": [3.0, 4.0, 4.0, 3.0, 3.0, 4.0, 5.0, 3.0, 3.0, 1.0], "U4": [5.0, 5.0, 5.0, 2.0, 4.0, 5.0, 5.0, 4.0, 4.0, 3.0], "I2": ["The Rembrandt Affair (Gabriel Allon)", "My Age of Anxiety: Fear, Hope, Dread, and the Search for Peace of Mind", "The Age of Empire: 1875-1914 (History Greats)", "Quiet: The Power of Introverts in a World That Can't Stop Talking", "Pacific Crucible: War at Sea in the Pacific, 1941-1942", "Shattered Sword: The Untold Story of the Battle of Midway", "Quiet: The Power of Introverts in a World That Can't Stop Talking", "The English Girl", "Portrait of a Spy", "Portrait of a Spy"], "I3": ["The Heist (Gabriel Allon)", "iWoz: Computer Geek to Cult Icon: How I Invented the Personal Computer, Co-Founded Apple, and Had Fun Doing It", "Dances With Marmots - A Pacific Crest Trail Adventure by Spearing, George (2005) Paperback", "Lost in Shangri-La: Escape from a Hidden World - A True Story", "Lost in Shangri-La: Escape from a Hidden World", "Bunker Hill: A City, A Siege, A Revolution", "Independence: The Struggle to Set America Free", "Doodles Does the Pct", "A Proper Sense of Honor: Service and Sacrifice in George Washington's Army", "I'm Off Then: Losing and Finding Myself on the Camino de Santiago"], "I4": ["13 Hours: The Inside Account of What Really Happened In Benghazi", "Killing Patton: The Strange Death of World War II's Most Audacious General (Bill O'Reilly's Killing Series)", "Patton: A Biography (Great Generals)", "The Best Way: El Camino de Santiago", "George Washington's Secret Six: The Spy Ring That Saved the American Revolution", "American Spring: Lexington, Concord, and the Road to Revolution", "The Ice Limit", "The Codex", "The Lost Island (Turtleback School & Library Binding Edition) (Gideon Crew)", "Patton: Blood, Guts, and Prayer"]}
{"id": "42a1450f2c5235c49d77270be8ad13ea", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U4": [5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Laguna Nights: (Laguna Beach Book 1)", "Hot Damn! - A BBW Stepbrother Romance", "Paradise Falls (A Romantic Suspense)", "Hot Damn! - A BBW Stepbrother Romance", "Yours (A Dark Bad Boy Romance Novel)", "Against Her Rules", "Hard As Ice (Heart's Ease) (Volume 2)", "Willing (The Namesaken)", "Harvest Moon (Night Hunters) (Volume 1)", "Wrecked: a Studs in Spurs novel (Volume 9)"], "I3": ["Hooked: A Stepbrother Romance", "Tempt Me Like This: The Morrisons (Volume 2)", "Stepbrother UnSEALed: A Bad Boy Military Romance", "Paws and Claws Volume 1: 21 Book Excite Spice MEGA Bundle", "Uncaged (An MMA Stepbrother Romance)", "A Man Needs A Maid: A Billionaire Romance", "Roar of the Alpha: A Bear Shifter Romance - Kindle edition", "Alpha's Darkling Bride", "Can't Resist Him (River Bend, #4): River Bend, #4 (Volume 4)", "His Secret Muse"], "I4": ["Bossy: A Stepbrother Romance", "One Spoonful of Trouble (The Mysteries of Bell & Whitehouse) (Volume 1)", "Thrill of the Chase (City Shifters: the Pride) (Volume 1)", "Wild Open: A Rock Star Romance", "Shopping for a CEO (Shopping for a Billionaire series Book 7) (Volume 7)", "Owned by the Bad Boy (Cravotta Crime Family) (Volume 4)", "Bad Boy Next Door (A Romantic Suspense)", "Never Love an Outlaw: Deadly Pistols MC Romance (Outlaw Love)", "Blindsided: Seattle Steelheads Football (Game On in Seattle) (Volume 6)", "Never Forgotten: A Second Chance Romance"]}
{"id": "37073f2d764bf7b82652b7fcf42ce7ca", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 5.0, 3.0, 4.0, 5.0, 5.0, 4.0, 4.0], "U3": [3.0, 5.0, 4.0, 5.0, 4.0, 2.0, 5.0, 4.0, 4.0, 5.0], "U4": [5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 3.0, 4.0], "I2": ["Under The Mistletoe With Me: A With Me In Seattle Novella", "Hemy (Walk Of Shame #2) (Volume 2)", "Slade (Walk Of Shame #1)", "Beautiful Sacrifice: A Novel (Maddox Brothers) (Volume 3)", "Stone Cold (The Iron Tornadoes MC) (Volume 1)", "Love in a Snow Storm (Pine Harbour) (Volume 2)", "Seize Me", "Love on a Spring Morning", "Seduction and Surrender (The Billionaire's Temptation Series) (Volume 1)", "Faking It (Losing It)"], "I3": ["Seeking Her: A FINDING IT Novella (A Losing It Novella)", "All I Ever Need Is You (The Sullivans) (Volume 14)", "Fall Deep", "Grey: Fifty Shades of Grey as Told by Christian (Fifty Shades of Grey Series)", "Off Limits", "Ride Me Hard: A Biker Romance Serial (The Devil's Host Motorcycle Club Book 1) - Kindle edition", "No Ordinary Billionaire (The Sinclairs)", "Watch Me (Dark Obsession) (Volume 1)", "The Santinis", "Sawyer Says"], "I4": ["Unbreak Me", "Candy Store", "Lay Your Hands On Me: A Rock Stars and Billionaires Romance (Billionaires in Disguise: Georgie and Xan Book 3) - Kindle edition", "Cale (Walk Of Shame #3)", "The Forbidden Billionaire (The Sinclairs)", "Uncaged Love #6 (Volume 6)", "Beyond Darkness: Shattered (House of Crimson and Clover)", "Cold Burn (The Iron Tornadoes MC) (Volume 2)", "The Gallos: The Beginning (Men of Inked)", "Resist Me (Men of Inked) (Volume 3)"]}
{"id": "f44444016a5fd37b97801069fcda54cb", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 2.0, 4.0, 4.0, 3.0, 2.0, 3.0, 4.0, 4.0, 2.0], "U3": [1.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 4.0, 3.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 3.0, 5.0], "I2": ["Gone Girl", "The Bone Season", "Grammar Snobs Are Great Big Meanies: A Guide to Language for Fun and Spite", "Sin and Syntax: How to Craft Wicked Good Prose", "The Winner", "Dumbing Us Down: The Hidden Curriculum of Compulsory Schooling", "Si-cology 1: Tales and Wisdom from Duck Dynasty's Favorite Uncle", "Damned", "The Shining", "Morphine/My Lady Opium"], "I3": ["The SPEED of Trust: The One Thing that Changes Everything", "Porkenstein", "Wink: The Ninja Who Wanted to Be Noticed", "The Gunslinger (The Dark Tower, Book 1)", "William Shakespeare's Star Wars", "Sleep Like a Tiger (Caldecott Medal - Honors Winning Title(s))", "Go, Dog. Go! (Beginner Series)", "The Graveyard Book", "The Lion & the Mouse", "This Is Not My Hat"], "I4": ["Doctor Sleep: A Novel", "A Sick Day for Amos McGee: Book & CD Storytime Set (Macmillan Young Listeners Story Time Sets)", "The Lowland", "Z Is for Moose (Booklist Editor's Choice. Books for Youth (Awards))", "The Three Ninja Pigs", "Shark vs. Train", "A Monster Calls: Inspired by an idea from Siobhan Dowd", "The Fantastic Flying Books of MR Morris Lessmore. W.E. Joyce", "Goldilocks and the Three Dinosaurs: As Retold by Mo Willems", "Getting to It: Accomplishing the Important, Handling the Urgent, and Removing the Unnecessary"]}
{"id": "a4a2545a695720a9d1569d387109d346", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0], "I2": ["The Goodbye Lie", "McKettrick's Choice (McKettrick Men Series #3)", "Charming the Shrew (Berkley Sensation)", "Crazy For You", "Finders Keepers: A Novel", "Do You Come Here Often?", "The Lonely Girls Club", "Carved in Stone (Les Gargouillen, Book 1)", "The Bridesmaid Chronicles: First Date", "Extreme Exposure (I-Team Series, Book 1)"], "I3": ["No Mercy (Dark-Hunter Novels)", "Street Level: An Urban Fairytale", "One Night With a Prince (Royal Brotherhood, Book 3)", "Nerd Gone Wild", "Summer of Roses: A Novel", "The Tower of Ravens: Book One of Rhiannon's Ride", "Missing", "Unfinished Business: A Madaris Novel (Madaris Family Novels)", "Vanish (Jane Rizzoli, Book 5)", "Naked Truth"], "I4": ["Hot Ice: A Novel", "Get a Clue", "The Compass Rose (The One Rose)", "Vanish: A Rizzoli & Isles Novel", "Her Mother's Shadow (The Keeper Trilogy)", "Otherwise Engaged", "Never Tell (MIRA)", "Night's Kiss", "Turn Left at Sanity", "Wicked"]}
{"id": "b89387a25222a75f189adf5d1d42a1d6", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Evitable Destiny", "Dirty CEO", "The Hitman's Secret Love Child", "Sexy Business: Vladimir Kensley", "Surrogate for the Sheikh: A Royal Billionaire Romance Novel (Curves for Sheikhs Series) (Volume 7)", "Maid for the Rock Star (Romance Island Resort) (Volume 1)", "Bought by Him: A Breslyn Auction Club Romance (The Breslyn Auction Club) (Volume 1)", "The Vixen's Bark (Paranormal Council)", "Alix (The Coven's Grove Chronicles) (Volume 1)", "Dirty Behavior (Behavior Series) (Volume 2)"], "I3": ["Murder in Paradise Bay", "Snapdragon (Love Conquers None)", "Billionaire Daddy & Nanny", "Given: Highest Bidder", "Bohemia Beach (Bohemia Beach Series) (Volume 1)", "Against All Odds: A Secret Baby Romance", "Melting Steel", "Reckless Kiss: A Billionaire Possession Novel", "Second-Chance Family", "Love's Promise (The First Street Church Romances) (Volume 2)"], "I4": ["Love's Prayer (The First Street Church Romances) (Volume 1)", "Highland Abbey: A Scottish Highlands Romance Novella", "Game on", "Dirty Jock", "What Lies Beneath the Mask", "For Logan (Chicago Syndicate) (Volume 5)", "Redemption (Many Lives)", "Velocity (A Dangerous Bad Boy Romance)", "Falling in Fiji (The Falling in Paradise Series) (Volume 1)", "SEAL's Touch: A Dirty Bad Boy Romance (Small Town SEALs)"]}
{"id": "67dd70f01be45e3c68c575ae7450671a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0], "U4": [4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0], "I2": ["Scandalous", "Scandalous 2", "Rush (Breathless)", "Surrender Your Love", "Torn (Volume 1)", "Twisted (Torn) (Volume 2)", "Walking Disaster", "Fever (Breathless)", "Fever (Breathless Trilogy) by Maya Banks ( 2013 ) Paperback", "Damaged (Volume 1)"], "I3": ["Disastrous", "Drowning in You", "The Arrangement", "The Arrangement 3 (Volume 3)", "The Arrangement 2", "The Arrangement 5 (Volume 5)", "The Bet", "Release Me (The Stark Series #1)", "Claim Me (The Stark Series #2)", "Deeper We Fall"], "I4": ["Faster We Burn", "The Arrangement Vol. 6: The Ferro Family (Volume 6)", "Strings", "the proposition", "The Proposal", "On Dublin Street (On Dublin Street Series)", "Atonement, A Novel", "The Arrangement Vol. 7: The Ferro Family (Volume 7)", "Forgiven (This)", "Just One Night"]}
{"id": "db1a9be42a54ef491e8a319eb3ca2a4c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [1.0, 2.0, 4.0, 4.0, 3.0, 5.0, 3.0, 5.0, 4.0, 4.0], "U3": [2.0, 1.0, 4.0, 4.0, 2.0, 4.0, 4.0, 4.0, 5.0, 2.0], "U4": [3.0, 3.0, 2.0, 3.0, 3.0, 4.0, 4.0, 2.0, 2.0, 5.0], "I2": ["Day of Deceit : The Truth About FDR and Pearl Harbor", "David Irving's Hitler: A Faulty History Dissected", "Leni Riefenstahl: A Memoir", "Highlights from the Direct and Cross-Examination of Herman Goering in the Nuremberg Trial (Classics of the Courtroom Vol. VII)", "Flawed Giant: Lyndon B. Johnson and His Times, 1961-1973", "The Years of Lyndon Johnson: The Path to Power", "LBJ: A Life", "United States: Essays 1952-1992", "The Upset That Wasn't: Harry S. Truman and the Crucial Election of 1948 (American Ways (Hardcover))", "Palimpsest: A Memoir"], "I3": ["A House Divided: The Lives of Ulysses S. Grant and Robert E. Lee", "May I Quote You, General Grant?: Observations and Utterances of the North's Great Generals", "Edison: A Life of Invention", "Rutherford B. Hayes: Warrior and President", "Gore Vidal: A Biography", "Lincoln: An Illustrated Biography", "The Supreme Commander: The War Years of General Dwight D. Eisenhower", "Eisenhower: Soldier And President (Turtleback School & Library Binding Edition)", "Truman", "The Face Of The Third Reich: Portraits Of The Nazi Leadership"], "I4": ["Grant: A Novel", "Paul McCartney Many Years From Now", "Explaining Hitler", "FDR: An Intimate History", "The Essential Franklin Delano Roosevelt (Library of Freedom)", "Unconditional Surrender: U. S. Grant and the Civil War", "Nowhere Man: The Final Days of John Lennon", "Grant Rises in the West: From Iuka to Vicksburg, 1862-1863", "Ulysses S. Grant: Soldier & President (Modern Library (Paperback))", "Abba Gold: Greatest Hits"]}
{"id": "09cef5073011d62542651bb3bf2f8781", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0], "U4": [4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0], "I2": ["BETRAYAL (THE 1000 REVOLUTION) (Volume 1)", "Club Nova Vol. 2 (Brad Grayson) (Volume 2)", "Billionaire's Kiss: Billionaire Erotic Romance (Never Never Man) (Volume 3)", "Billionaire's Threat: Billionaire Erotic Romance (Never Never Man) (Volume 4)", "Club Nova Vol. 3 (Brad Grayson) (Volume 3)", "Club Nova Vol. 4 (Brad Grayson) (Volume 4)", "ESCAPE (THE 1000 REVOLUTION): Escape (Volume 2)", "Tainted Love Vol. 2 (A New York City Billionaire Romance - Jared Northrup) (Volume 2)", "Healing", "Closer (The Unit) (Volume 1)"], "I3": ["Watching Fireflies (The Love Bug Series) (Volume 1)", "The Markham Hall Series Bundle", "Cold Mark - Kindle edition", "Charlie Foxtrot (Code 11- KPD SWAT) (Volume 5)", "Chasing Mr. Wrong", "The End Game", "Hot as Hale (Hale Series) (Volume 3)", "Our Little Secret", "Bite & Release", "Suit (Book One) (Twin Duo)"], "I4": ["Lightless (The Lightless Trilogy)", "Pushed (Torn) (Volume 1)", "Where Wishes Go", "A Lover's Lament", "Nameless", "Pistol Fanny's Hank & Delilah", "Between Love and Lies (Gambling Hearts) (Volume 1)", "Wee Bookie of Nookie - A dip in the Fontien: A dip in the Fontien (Volume 1)", "Cage's Misconduct: NHL Scorpions Book 3 (Volume 3)", "The Unfortunate Decisions of Dahlia Moss (A Dahlia Moss Mystery)"]}
{"id": "f04c817e003b70326154733b10f50f94", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 2.0, 2.0, 4.0, 3.0, 2.0, 4.0, 5.0, 4.0], "U3": [2.0, 2.0, 4.0, 5.0, 5.0, 2.0, 4.0, 2.0, 4.0, 5.0], "U4": [3.0, 4.0, 4.0, 4.0, 4.0, 2.0, 3.0, 3.0, 4.0, 5.0], "I2": ["Hushabye: A Kate Redman Mystery: Book 1 (The Kate Redman Mysteries) (Volume 1)", "The Year Of The Horsetails", "Treasure Uncovered (Bellingwood)", "Gone But Not Missed: A Nathan Miccoli Mystery (Volume 1)", "Healer's Touch", "A Penny Found (Detective Joe Denali Series Book 1) - Kindle edition", "The Life and Legacy of Pope John Paul II", "She's Not There", "Neptune's Eye", "Broken Ferns"], "I3": ["Shelter from the Storm (Tubby Dubonnet Myteries , No 4)", "Mystral Murder, Volume 3 The Julie O'Hara Mystery Series", "Castle Cay (Julie O'Hara Mystery)", "Swan Song: The Julie O'Hara Mystery Series (Volume 2)", "Bubba and the Dead Woman", "Death Waltz in Vienna", "Poison Pen: A Forensic Handwriting Mystery", "Brood of Bones", "Anathema: Cloud Prophet Trilogy: Book One", "Oubliette: Cloud Prophet Trilogy: Book Two"], "I4": ["The Last Call: A Bill Travis Mystery", "Deadly Sanctuary (Kendall O'Dell Mystery series)", "The Mystery Box", "The Advocate's Betrayal (The Advocate Series)", "Finding Her Feet: Drama. Tragedy. Family. Life.", "CurbChek 2nd edition", "The One You Love: Emma Holden Suspense Mystery Trilogy: Book One (Emma Holden Trilogy)", "Unleashed: A Sydney Rye Novel", "Thatcher", " The Sundering (The Swarm Trilogy Book 3) eBook"]}
{"id": "94c2b8b2e0942c5b63cae289585ef32e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 4.0, 5.0, 5.0, 3.0, 4.0, 3.0, 4.0, 5.0], "U3": [5.0, 5.0, 5.0, 3.0, 4.0, 3.0, 4.0, 4.0, 5.0, 4.0], "U4": [3.0, 5.0, 4.0, 4.0, 4.0, 5.0, 3.0, 4.0, 4.0, 4.0], "I2": ["Forever My Lady: A Novel", "Kissing the Maid of Honor", "Forged by Magic: Origins (The Forged)", "Something Great", "Supernatural Seduction (Book 2 of the Coffin Girls Series) - Kindle edition", "Dangerous Ally", "Revealing Us (The Inside Out Series)", "Haunted Moon (A Moon Coven Series Novella)", "Awakening His Duchess", "The Descendant: The Descendant Vampire Series Book 1"], "I3": ["Lover Be Mine: A Legendary Lovers Novel", "Scent of a Mate (Sassy Mates Series) (Volume 1)", "Forever Blue (The Ruby Blue Series) (Volume 4)", "Worlds Apart", "Unspoken Bonds", "My Love At Last", "Intentions of the Earl: Scandalous Sisters, Book 1 (Volume 1)", "AN Undeniable Rogue: The Rogue's Club (Zebra Ballad Romance)", "Willing Captive", "Hiding in Plain Sight (The Silver Oaks Series)"], "I4": ["Dark Seraphine: The Seraphine Trilogy (Volume 1)", "Wild Chase (Vengful Honor)", "From Gods", "Almost Matched (Almost Bad Boys) (Volume 1)", "Beautifully Awake", "An English Bride in Scotland: Highland Brides (The Highland Brides)", "Lunangelique: The Lunangelique Series", "Kismet", "Sleeping Gods (Volume 2)", "The Bite Before Christmas"]}
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{"id": "9434e50dff9e68ccab07bb4b62d95e43", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 2.0, 3.0, 4.0, 5.0, 3.0, 2.0, 5.0, 3.0], "U3": [3.0, 4.0, 4.0, 5.0, 3.0, 4.0, 4.0, 5.0, 5.0, 2.0], "U4": [2.0, 3.0, 5.0, 3.0, 5.0, 5.0, 2.0, 4.0, 2.0, 3.0], "I2": ["Black Rain: A Thriller (Danielle Laidlaw)", "The Copper Bracelet", "500 Cookies: The Only Cookie Compendium You'll Ever Need (500 Series Cookbooks)", "Cupcake Kit: Recipes, Liners, and Decorating Tools for Making the Best Cupcakes!", "Killing Willis: From Diff'rent Strokes to the Mean Streets to the Life I Always Wanted", "Being Wrong: Adventures in the Margin of Error", "Love Is the Best Medicine: What Two Dogs Taught One Veterinarian About Hope, Humility, and Everyday Miracles", "The Executor", "You Had Me at Woof: How Dogs Taught Me the Secrets of Happiness", "Hey, Thanks!: A Fun Card-Making Kit for Grateful Kids"], "I3": ["Trail of Blood (Theresa MacLean Novels)", "While Galileo Preys (An Esme Stuart Novel)", "Star Wars: Red Harvest", "Girl's Best Friend (A Maggie Brooklyn Mystery)", "The Dukan Diet: 2 Steps to Lose the Weight, 2 Steps to Keep It Off Forever", "Abyss (McGarvey)", "The Columbus Affair: A Novel (Random House Large Print)", "Long Gone: A Novel", "Misery Bay: An Alex McKnight Novel (Alex McKnight Novels)", "The Well-Filled Tortilla Cookbook"], "I4": ["Heirloom Cooking With the Brass Sisters: Recipes You Remember and Love", "The Fund", "Shut Your Eyes Tight", "Desserts (America's Best-Loved Community Cookbook Recipes)", "Think of a Number", "Pacific Heights: A Novel (Marten Fane)", "The Essential Christmas Cookbook (Essential Cookbooks (Whitecap Paperback))", "Scorpion Betrayal", "Wanted: Undead or Alive (Love at Stake)", "Pillsbury Annual Recipes 2007 (Including Pillsbury Bake-Off Contest Winners)"]}
{"id": "bb8943de7a9686f6108d1a728b723ce2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 3.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Public Schools, Public Menace: How Public Schools Lie to Parents and Betray Our Children", "Under the Overpass: A Journey of Faith on the Streets of America", "The Money Answer Book: Quick Answers To Your Everyday Financial Questions", "A User's Guide to Bible Translations: Making the Most of Different Versions", "Gigi, God's Little Princess", "Reflections for Movie Lovers", "Crucified In The Media: Finding The Real Jesus Amidst Today's Headlines", "Fool's Gold?", "Harry Potter, Narnia, and The Lord of the Rings: What You Need to Know About Fantasy Books and Movies", "The Deuce (Midtown Blue Series, Book 1)"], "I3": ["Holding Heaven", "Defending Traditional Marriage: It Starts with You", "This Is My Story: 146 of the World's Greatest Gospel Singers", "You Can Do It! A Guide to Christian Self-Publishing", "Sons of the Prince (Sons of Encouragement Series #3)", "Engaging Worship: 20 Blueprints for Experiential Church Services", "Taking It to the Streets", "Your Life in Christ", "The Marriage You've Always Wanted: Small Group Experience", "For the Write Reason: 31 Writers, Agents and Editors Share Their Experiences with Christian Publishing"], "I4": ["No More Christian Nice Guy: When Being Nice—Instead of Good—Hurts Men, Women and Children", "A Love That Won't Walk Away", "The Crossroads (Midtown Blue Series, Book 2)", "Restoring Broken Things", "Outdoor New Testament-NAS", "Ark Fever: The True Story of One Man's Search for Noah's Ark", "Landon Snow and the Auctor's Riddle (Landon Snow, Book 1)", "As Good as Dead (Angel Delaney Mystery Series #3)", "Saturday Morning: A Novel", "God Saw Them Through: Semper FI - "America's Battalion" in Iraq"]}
{"id": "f81cbb3f68512e053d696b89b2ee6731", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 2.0, 2.0, 5.0, 4.0, 2.0, 4.0, 4.0, 4.0], "U3": [4.0, 3.0, 5.0, 2.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0], "U4": [2.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 5.0], "I2": ["Billionaires & Ballot Bandits: How to Steal an Election in 9 Easy Steps", "The Child's Picture Grammar", "For Love of Livvy", "Broken April", "JET IV - Reckoning (Volume 4)", "Maui Widow Waltz", "Killing Hope (Gabe Quinn Thriller #1) (Gabe Quinn Thrillers)", "Human Resources", "Dire Means", "January Justice (The Malcolm Cutter Memoirs)"], "I3": ["Ferris' Bluff", "Hot Sinatra", "Aesop in California", "The Enemy Within", " A Touch of Deceit (A Nick Bracco Thriller Book 1) eBook", "A Touch of Revenge (Nick Bracco Series) (Volume 2)", " A Touch of Greed (A Nick Bracco Thriller Book 3) eBook", " A Touch of Malice (A Nick Bracco Thriller Book 4) eBook", "Rescuing Olivia", "The Devil's Deep (Volume 1)"], "I4": ["Six Years", "Blood of the Assassin", "Don't Wait For Me", "Hit or Missus", "Intervention Strategies to Follow Informal Reading Inventory Assessment: So What Do I Do Now? (3rd Edition) (Response to Intervention)", "JET V - Legacy", "Room", "Blast from the Past: A Mac Faraday Mystery", "Bedtime Math: A Fun Excuse to Stay Up Late (Bedtime Math Series)", "Upon A Pale Horse"]}
{"id": "3ea8ab8eebb18951c2cf42442b4bc332", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 5.0, 5.0, 2.0, 5.0, 5.0, 5.0, 5.0], "U3": [4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 4.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0], "I2": ["Simple Circles: An Exercise Program for Seniors & Their Families", "Kindle Fire HD Tips, Tricks and Traps: A How-To Tutorial for the Kindle Fire HD", "Never Smile at Strangers", "The Lion, the Lamb, the Hunted", "The Roswell Conspiracy. by Boyd Morrison", "Mr. Pettigrew (The Nemesis Series)", "Guardian", "SOUL PROTECTOR", "Defend and Betray: A William Monk Novel", "The Cater Street Hangman: The First Charlotte and Thomas Pitt Novel"], "I3": ["The Last Degree (Volume 1)", "The Lemon Book - Natural Recipes and Preparations", "The Promised Land", "The Leopard Tree", "The Sign of the Beaver", "The Sign of the Beaver", "The Sign of the Beaver", " Michael Jackson Biography...Sex, Drugs and Rock & Roll", "Secrets to Die For: A Detective Jackson Mystery", "The Division of the Damned"], "I4": ["Sliding on the Snow Stone", "Night Corridor", "War of the Fae: Book 1, The Changelings (Volume 1)", "Haunted on Bourbon Street", "Confessions of a Prayer Slacker", "Silent Counsel", "Seduction by Design", "Outside - A Post-Apocalyptic Novel", "Allister Cromley's Fairweather Belle (Bedtime Stories For Grownups To Tell) (Volume 1)", "A Hidden Fire: Elemental Mysteries Book 1"]}
{"id": "ef3d8cf15e372adf2fc72ea614be5716", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0], "U3": [3.0, 3.0, 4.0, 3.0, 4.0, 2.0, 4.0, 5.0, 4.0, 4.0], "U4": [4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 3.0, 5.0, 4.0, 4.0], "I2": ["Silence", "Finale", "The Red Queen (The Cousins' War)", "Throne of Glass", "Crown of Midnight (Throne of Glass)", "Stealing Parker (Hundred Oaks)", "Catching Jordan (Hundred Oaks)", "How to Kill a Rock Star", "The Winter Witch: A Novel", "Ten Tiny Breaths"], "I3": ["His Eyes", "Pretty Dark Nothing", "That Boy (Volume 1)", "Where You Are (Between the Lines #2)", "Between the Lines (Between the lines #1)", "Rippler: Book One in the Ripple Series", "God's Eye", "The White Princess (COUSINS' WAR)", "Changeling", "Maid of Fairbourne Hall"], "I4": ["Going Too Far", "The Forgotten Queen", "The Rose Garden", "Rush (Breathless)", "Burning", "Eleanor & Park", "Dash & Lily's Book of Dares", "Confessions of an Almost-Girlfriend", "Confessions of an Angry Girl", "Speechless"]}
{"id": "8260e3e10aa408a42e86d0341b873f03", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Hudson (Fixed Series) (Volume 4)", "Tempt My Heart", "One Night: Promised (One Night series)", "Collin ( A Forever Series Novel) (Forever Trilogy) (Volume 5)", "Falling for Max (The Kowalskis)", "Better", "Seducing Lauren (Love Under the Big Sky)", "Within These Walls", "The Arrangement 16 (The Ferro Family) (Volume 16)", "Ugly Love: A Novel"], "I3": ["Tangled (The Tangled Series)", "One More Chance: A Rosemary Beach Novel (The Rosemary Beach Series)", "Dante's Fire", "Built for Power (Women of Power) (Volume 2)", "Reluctantly Royal (The Royals)", "Raced (The Driven Trilogy) (Volume 4)", "A Firefighter's Flame: A Novel", "Screwdrivered (The Cocktail Series)", "Twisted (The Tangled Series)", "Tamed (The Tangled Series)"], "I4": ["Melt For Him", "Tied (The Tangled Series)", "Ignited: A Most Wanted Novel", "Nice Girl to Love: The Complete Collection (Books 1, 2, and 3)", "Finding the Right Girl (Can't Resist) (Volume 4)", "Home to Me (The Andrades Book Two) (Volume 2)", "Wasted Love: A Brooklyn Novel (The Brooklyn Series) (Volume 1)", "Baby, It's Cold Outside", "Until the End", "A Family for Christmas (Willow Park) (Volume 3)"]}
{"id": "0e050e48f4062a06824771e8ff430390", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 3.0, 5.0], "U3": [4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Faking Reality (Urban Christian)", "Lovers & Liars: A Novel", "Sinners & Saints", "And You Call Yourself a Christian (Still Divas Series)", "Who's Loving You (Honey Diaries)", "When Solomon Sings", "Congratulations", "Two Tears in a Bucket: an urban hip-hop novel", "Irresistible Forces (Forged of Steele)", "The Reverend's Wife (A Reverend Curtis Black Novel)"], "I3": ["In Need of a Joshua Man", "Taking Care of Business (Business Series)", "Congratulations IV (Congratulations IV, IV)", "God Don't Make No Mistakes", "Blackberry Days of Summer: A Novel (Zane Presents)", "Finding Mrs. Wright (Urban Books)", "The Other Side of Dare (Blessed Trinity)", "Scandalous", "The Perfect Marriage", "A Deeper Love Inside: The Porsche Santiaga Story"], "I4": ["Friends & Foes", "The Man in 3B", "Congratulations VI", "A House Divided (Reverend Curtis Black)", "Never Say Never: A Novel", "Hometown Favorite: A Novel", "Congratulations VII", "Promises Beyond Jordan", "The Other Side of Divine (Blessed Trinity)", "Paparazzi"]}
{"id": "3a5381661105bb5a8c3d3f37976a354b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 5.0, 3.0, 4.0, 5.0, 4.0, 3.0], "U3": [4.0, 5.0, 5.0, 3.0, 5.0, 4.0, 4.0, 4.0, 3.0, 5.0], "U4": [3.0, 4.0, 4.0, 5.0, 4.0, 3.0, 3.0, 4.0, 4.0, 4.0], "I2": ["You're Not Safe (Texas Rangers)", "Viking Thrall", "Precarious (Jokers' Wrath MC) (Volume 1)", "Primal Instinct (Harlequin Intrigue)", "The Bridge (Brody Law)", "The District (Brody Law)", "The Wharf (Mills & Boon Intrigue)", "Some Like It Wicked (Kincaid Highlands)", "The Hill (Brody Law)", "Jake (Devils on Horseback)"], "I3": ["Rustling Up Trouble (Sweetwater Ranch)", "Some Like It Wild (Kincaid Highlands)", "Lawman Lover", "Baby Breakout", "Obsession", "Eyewitness", "Intuition", "Broken: LOST Series #1", "Deception", "Beware Of Me (Dark Obsession) (Volume 4)"], "I4": ["Kidnapping in Kendall County (Sweetwater Ranch)", "Burn For Me (Phoenix Fire Novel)", "Suspicions (The Battling McGuire Boys)", "Twisted: LOST Series #2", "I'm Watching You", "Hunted (The Men from Crow Hollow)", "Parlor Games", "Far Gone", "Deadly Heat", "Dead Ringer"]}
{"id": "77ec9cc64096cd5b7f23757b282554b3", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 3.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0], "U3": [3.0, 3.0, 2.0, 1.0, 5.0, 4.0, 5.0, 1.0, 2.0, 5.0], "U4": [3.0, 5.0, 3.0, 5.0, 4.0, 4.0, 5.0, 3.0, 4.0, 3.0], "I2": ["The Murderer's Daughters", "Where the Red Fern Grows", "Remarkable Creatures", "The Season of Second Chances: A Novel", "The Likeness", "Lies of the Heart: A Novel", "My Wife's Affair", "This Body of Death CD: An Inspector Lynley Novel", "Heart of the Matter", "Heart of the Matter"], "I3": ["The Paris Wife: A Novel", "My Dear I Wanted to Tell You", "Life After Forty", "Declaring Spinsterhood", "The Weird Sisters", "In Search of the Rose Notes: A Novel", "The Gap Year", "Never Knowing", "Summer Rental: A Novel", "The Bird Sisters: A Novel"], "I4": ["Hot Property: A Novel", "Summer in the South: A Novel", "The Language of Flowers", "The Burning (Maeve Kerrigan, Book 1) (Maeve Kerrigan Novels)", "The Grief of Others", "The Accident: A Thriller", "Sister: A Novel", "Perfect", "Stolen Souls (The Belfast Novels)", "Ed King"]}
{"id": "ac65b7fe4db9793f2cb4c52f2d4e5fb9", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 5.0, 2.0, 3.0, 4.0, 4.0, 5.0, 4.0], "U3": [5.0, 5.0, 4.0, 5.0, 5.0, 3.0, 4.0, 5.0, 3.0, 4.0], "U4": [4.0, 5.0, 3.0, 4.0, 4.0, 4.0, 3.0, 3.0, 4.0, 4.0], "I2": ["The Plan", "Cold Shoulder", "The Prosecution", "A Darkness More Than Night (Harry Bosch)", "Perish Twice", "Free Fall", "Hal Higdon's Smart Running: Expert Advice On Training, Motivation, Injury Prevention, Nutrition And Good Health", "Nick's Trip (A Nick Stefanos Mystery)", "Wild Justice", "Down by the River Where the Dead Men Go"], "I3": ["Death Benefits: A Novel", "Mystic River", "King Suckerman", "Stalking the Angel", "Mortal Causes: An Inspector Rebus Novel (Inspector Rebus Novels)", "A Firing Offense", "Silent Joe", "The Big Blowdown", "An Infinite Number of Monkeys", "The Sweet Forever: A Novel"], "I4": ["The Lake Effect (A Milan Jacovich Mystery)", "Tell No One", "The First Counsel", "The Duke of Cleveland (Milan Jacovich Mysteries)", "Killing Orders: A V.I. Warshawski Novel (V.I. Warshawski Novels)", "Burglars Can't Be Choosers (Bernie Rhodenbarr)", "The Burglar Who Thought He Was Bogart (Bernie Rhodenbarr)", "Rough Draft", "Reckless Endangerment", "Two O'Clock, Eastern Wartime"]}
{"id": "5d3fd0c52ee0ad293e7ae838f02542db", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [1.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 3.0, 4.0, 5.0, 5.0, 2.0, 4.0, 4.0, 5.0, 5.0], "U4": [3.0, 2.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0], "I2": ["Assembling Reminders 'Studies in the Genesis of Wittgensteins Concept of Philosophy'", "The Immediate Experience: Movies, Comics, Theatre, and Other Aspects of Popular Culture", "Country Path Conversations (Studies in Continental Thought)", "The Classical Style: Haydn, Mozart, Beethoven", "Baudrillard and the Media: A Critical Introduction", "Aristotle: A Guide for the Perplexed (Guides for the Perplexed)", "The Last Days of Socrates: Euthyphro; The Apology; Crito; Phaedo (Penguin Classics)", "Aristotle (The Routledge Philosophers)", "Journey Through the Afterlife: Ancient Egyptian Book of the Dead", "Chuang-Tzu:  The Inner Chapters"], "I3": ["Readings in Classical Chinese Philosophy", "Energy Myths and Realities: Bringing Science to the Energy Policy Debate", "Dao De Jing: The Book of the Way", "How to Live: A Life of Montaigne in One Question and Twenty Attempts at An Answer", "Selected Writings (Oxford World's Classics)", "Allies and Enemies: How the World Depends on Bacteria (FT Press Science)", "The Virgin Warrior: The Life and Death of Joan of Arc", "Chuang Tzu: Basic Writings", "Zhuangzi: The Essential Writings: With Selections from Traditional Commentaries (Hackett Classics)", "Walter Benjamin: Critical Constellations (Key Contemporary Thinkers)"], "I4": ["Buddhism and Deep Ecology", "Going Dutch: How England Plundered Holland's Glory", "The Romantic Generation (The Charles Eliot Norton Lectures)", "Walter Benjamin and the Antinomies of Tradition", "The Tibetan Book of the Dead: A Biography (Lives of Great Religious Books)", "Mozart's Piano Music", "Leibniz: A Guide for the Perplexed (Guides for the Perplexed)", "Martin Luther: A Life (Penguin Lives)", "Chasing The Perfect: Thoughts On Modernist Design In Our Time", "Darwin, His Daughter, and Human Evolution"]}
{"id": "03f7bfe5608b5f14200328bf5a38745b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "I2": ["Secrets Vol. 2", "Secrets Vol. 1 (Volume 1)", "Secrets Vol. 5", "Secrets Vol. 4", "Secrets Vol. 3 (Volume 2)", "Broken Desires (Broken Series) (Volume 1)", "New Life", "Hooked", "Sexy As Hell (Bruton Street Bookstore Series)", "Seductive as Flame (Bruton Street Bookstore Series)"], "I3": ["Gorgeous As Sin (Bruton Street Bookstore Series)", "Sweet as the Devil (Bruton Street Bookstore Series)", "At Her Service (Darley)", "When Someone Loves You", "When You Love Someone", "Love Storm (Russian/Kuzan Family)", "Seized by Love (Russian/Kuzan Family)", "Sweet Love Survive", "Golden Paradise", "In Flight (Up In The Air) (Volume 1)"], "I4": ["Mile High (Up In The Air) (Volume 2)", "Libertine's Kiss (Hqn)", "Taboo (St. John-Duras)", "A Touch of Sin (St. John-Duras)", "Grounded (Up In The Air) (Volume 3)", "Legendary Lover", "Wicked (St. John-Duras)", "Sinful (St. John-Duras)", "Off Sides", "Rule: A Marked Men Novel"]}
{"id": "62d48c208d1b9b20e177ff3438b78baf", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 2.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 2.0, 5.0, 5.0, 3.0, 5.0], "I2": ["Experiencing Spiritual Breakthroughs", "The Jesus Thief (the Jesus Thief Series, Book 1)", "I'm Listening With a Broken Ear", "Lethal Remedy (Prescription for Trouble, Book 4)", "Unstoppable: The Incredible Power of Faith in Action", "Gone South: A Novel", "The Winnowing Season: Book Two in the Amish Vines and Orchards Series", "redeeming Love", "Faking Grace", "Attracted to Fire"], "I3": ["Rose Then and Now Bible Map Atlas with Biblical Backgrounds and Culture", "Daughter of Jerusalem", "For Every Season: Book Three in the Amish Vines and Orchards Series", "Larkspur Cove (Moses Lake, Book 1)", "My Hope Is Found: The Cadence of Grace, Book 3", "Restoration - A Tale of Redemption", "Martyr's Fire: Book 3 in the Merlin's Immortals series", "The Governess of Highland Hall: A Novel (Edwardian Brides)", "The Meeting Place (Song of Acadia #1)", "The Sacred Shore (Song of Acadia #2) (Book 2)"], "I4": ["Emma of Aurora: The Complete Change and Cherish Trilogy: A Clearing in the Wild, A Tendering in the Storm, A Mending at the Edge", "Echoes of Mercy: A Novel", "Be Patient (Job): Waiting on God in Difficult Times (The BE Series Commentary)", "Be Victorious (Revelation): In Christ You Are an Overcomer (The BE Series Commentary)", "Critical Pursuit", "Centurion: Mark's Gospel as a Thriller", "Crash the Chatterbox: Hearing God's Voice Above All Others", "Rose Book of Bible Charts Volume 3", "The Seventh Child", "Beyond the Storm: Quilts of Love Series"]}
{"id": "9b02d02403ef79a300d452ad6e33b570", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 4.0], "U3": [4.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["I.T. Confidential", "The Heavens Rise", "No Shelter from Darkness (The Cruentus Saga) (Volume 1)", "Shine", "The SOCKKIDS Meet Lincoln", "My Yellow Umbrella", "The Christmas Owl", "Running Against Traffic", "Death of the Mad Hatter (Twisted Fairytale Confessions) (Volume 1)", "Tumbleweed Christmas"], "I3": ["Secret Santa Squirrels", "I'm Nobody: The Lost Pages", "The Appeal of Evil (The Road to Salvation) (Volume 1)", "Fox Talk", " The Banished Ones", "Stronger Than This", "Anything to Have You (Harlequin Teen)", "How to Be a Man", "Lingering Echoes", "Angelboy Vol. 1"], "I4": ["My Friend Suhana: A Story of Friendship and Cerebral Palsy (Growing with Love)", "Good Night, Animal World: A Kids Yoga Bedtime Story (Kids Yoga Stories)", "Love and Muddy Puddles: A Coco and Charlie Franks novel", "Maisy and the Missing Mice (The Maisy Files) (Volume 1)", "Maya & Filippo Look for Happiness in Tauranga", "101 Vagina", "The Making of Nebraska Brown", "Billy and the Monster Who Ate All The Easter Eggs (The Fartastic Adventures of Billy and Monster)", "Skycastle, the Demon, and Me: Book 1 in the Skycastle series (Volume 1)", "How to Say Goodbye"]}
{"id": "5bf5c2628a5f9b9ffe262838d41f924e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0], "U4": [4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Nellie (The Brides of San Francisco) (Volume 1)", "Cop On Her Doorstep (True Love In Uniform) (Volume 1)", "Not Without You (Silver Creek) (Volume 1)", "Second Chance Love", "Love Unbroken: A Diamond Creek, Alaska Novel (Diamond Creek, Alaska Novels) (Volume 3)", "Mail Order Baron (The Brides of Tombstone) (Volume 3)", "Risking Hearts: Hero's Heart Series #2", "The Secret Heart (No Better Angels) (Volume 1)", "Chicken Scratch: The Sisters, Texas Series (The Sisters, TX) (Volume 1)", "Texas Born"], "I3": ["Dancing in The Duke's Arms: A Regency Romance Anthology", "An Improper Situation (Defiant Hearts)", "When the Stars Fall: The Sisters, Texas Mystery Series (The Sisters, TX Mystery Series) (Volume 2)", "Gideon (The Surprise Brides)", "The SEAL's Angel", "Under Starry Skies", "Aundy (Pendleton Petticoats)", "So Wide the Sky: A Heart-Soaring Novel of Destiny, Love, Courage and Family", "After All These Years", "Can't Take My Eyes Off You (Zebra Book)"], "I4": ["A Diamond in the Rough (Signet Regency Romance)", "Dixie Moon (Redemption Mountain Historical Western Romance) (Volume 4)", "Colin's Quest: MacLarens of Boundary Mountain Historical Western Romance Series (Volume 1)", "Brands Who Came for Christmas (The Oklahoma All-Girl Brands) (Silhouette Intimate Moments, 1039)", "Fooling Around With Cinderella (Storybook Valley) (Volume 1)", "Dacey: Bride of North Carolina (American Mail-Order Brides) (Volume 12)", "The Cowboy Collection: an inspirational romance cowboy anthology (Heart of Oklahoma)", "The Christmas Vow: A Sweet Victorian Holiday Romance (Hardman Holidays) (Volume 4)", "Tabitha (Girls from the Mountain, Book 1)", "Christmas on the Last Frontier: A Last Frontier Lodge Novel (Last Frontier Lodge Series) (Volume 1)"]}
{"id": "06df12b7b0d121bf04ea62ea88f841b2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 2.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U3": [5.0, 4.0, 3.0, 5.0, 3.0, 2.0, 4.0, 5.0, 4.0, 4.0], "U4": [3.0, 3.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0], "I2": ["The Moon in the Palace (The Empress of Bright Moon Duology)", "Stone Cold (The Iron Tornadoes MC) (Volume 1)", "Origin (A Lux Novel)", "Lux: Opposition: Special Collector's Edition (A Lux Novel)", "The Book of Ivy (Entangled Teen)", "The Walls Around Us", "Lumberjanes Vol. 2: Friendship To The Max", "Lumberjanes Vol. 1: Beware The Kitten Holy", "Rat Queens Volume 1: Sass & Sorcery", "Chew Volume 1: Tasters Choice"], "I3": ["Saga, Vol. 2", "Bloodlines", "Valley of Embers (The Landkist Saga) (Volume 1)", "One Good Dragon Deserves Another (Heartstrikers) (Volume 2)", "Rite of Revelation (Acceptance) (Volume 2)", "Shadow of the Raven (Sons of Kings) (Volume 1)", "Magic Bitter, Magic Sweet", "Rite of Rejection", "Nice Dragons Finish Last (Heartstrikers) (Volume 1)", "Making Faces"], "I4": ["Cuff Me (New York's Finest)", "Made for You (The Best Mistake)", "The Bet", "To All the Boys I've Loved Before", "Clockwork Princess", "Clockwork Angel", "Truly, Madly, Deadly", "Catching Jordan (Hundred Oaks)", "The Way of Shadows (Night Angel)", "The Darkest Minds (Bonus Content) (A Darkest Minds Novel)"]}
{"id": "10235d016e509060ea4bacb4b552a1c8", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0], "U3": [3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0], "U4": [4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 3.0, 4.0, 4.0, 4.0], "I2": ["Unlaced (Zebra Historical Romance)", "The Legend (House of Summerlin)", "Seducing the Laird", "Twice the Growl (BBW Paranormal Shape Shifter Romance): A BBW in need of a date + Two hot Alphas looking for a mate = The hottest triad ever. (Paranormal Dating Agency) (Volume 1)", "Geek Bearing Gifts (BBW Paranormal Shape Shifter Romance): A BBW in search of love + A sexy shifter who secretly loved her = Smokin' Roaring Romance (Paranormal Dating Agency) (Volume 2)", "The Honor of a Highlander: A Novella", "To Take This Lord (The Brides of Bath) (Volume 4)", "To Steal a Highlander's Heart", "Miss Tonks Turns to Crime (The Poor Relation, Book 2)", "Ridiculous (Volume 1)"], "I3": ["Devil of Kilmartin (Highland Fling Romance)", "Wicked Designs (League of Rogues)", "B785: Futuristic Romance (Cyborgs: More Than Machines) (Volume 3)", "Douglas: Lord of Heartache (Lonely Lords)", "F814: Cyborgs: More Than Machines (Volume 2)", "C791: Cyborgs: More Than Machines", " The Omega's Mate", "The Cowboy Wins a Bride (The Cowboys of Chance Creek)", "The Sheriff Catches a Bride (Cowboys of Chance Creek) (Volume 5)", "The Warrior Poet (The St. John and de Gare Clans)"], "I4": ["The Darkland (The Master Knights of Connaught)", "The Cowboy Lassos a Bride (The Cowboys of Chance Creek) (Volume 6)", "The Questing", "The Gorgon (The Great Knights of de Moray)", "Great Protector", "The Cowboy Imports a Bride (Cowboys of Chance Creek) (Volume 3)", "Her Purrfect Match (BBW Paranormal Shape Shifter Romance) (Paranormal Dating Agency) (Volume 3)", "Curves 'em Right (BBW Paranormal Shape Shifter Romance) (Paranormal Dating Agency) (Volume 4)", "The Faery Bride", "Wicked (Reluctant Brides Trilogy) (Volume 1)"]}
{"id": "c8e2c0cfd1701baf9d9ec08e4bd06b4b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Glamorous Life: A Novel", "Secret Betrayals", "Bruised 2: The Ultimate Revenge", "Baby Momma (Urban Books)", "Aftermath: A Snapped Novel", "Two Tears in a Bucket: an urban hip-hop novel", "Supreme Clientele", "Heaven's Hell", "The Dirty Divorce (Urban Books)", "The Dirty Divorce (Urban Books)"], "I3": ["La Familia Divided (The Cartel Publications Presents)", "Daughter of the Game: The Game Devours Life, Life Devours Love (The Daughter of the Game Series)", "Evil Greed", "What a Sista Should Do", "This Game Has No Loyalty", "Expensive Taste", "This Game Has No Loyalty II - Hustle for Life (Volume 2)", "This Game Has No Loyalty III - Love Is Pain", "Another One Night Stand", "FeMALE TRAITS Pt. I (The Trilogy Book 1)"], "I4": ["The Available Wife", "Female Traits II", "Diamond Lives, Platinum Lies", "Don't Tell Your Cousin", "Charge It To The Game", "Luck of the Draw (Delphine Publications Presents)", "What's His Is Mine", "Naughty Little Angel", "Crazy In Luv", "In Need of a Joshua Man"]}
{"id": "06f92953916defa41ea5440e8edd51eb", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 2.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 2.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 4.0, 5.0, 5.0, 3.0, 5.0, 1.0, 4.0, 4.0], "I2": ["The Year's Best Science Fiction: Nineteenth Annual Collection", "Hero of Flight 93: Mark Bingham (An Advocate Books Life Story)", "The Martian Child: A Novel About A Single Father Adopting A Son", "The World Of Normal Boys: A Novel", "Rubicon: A Novel of Ancient Rome", "Nothing to Declare: Memories of a Woman Traveling Alone (Travel Library, Penguin)", "Sarah Canary (Ballantine Reader's Circle)", "Camp Concentration: A Novel", "A Whistler in the Nightworld: Short Fiction from the Latin Americas", "The Mount"], "I3": ["John Adams", "Sylvia Browne's Book of Dreams", "Deep in a Dream: The Long Night of Chet Baker", "American Son: A Portrait of John F. Kennedy, Jr.", "Lucky Man (Random House Large Print)", "Ella Minnow Pea: A Novel in Letters", "The Married Man", "The Man I Might Become: Gay Men Write About Their Fathers", "Otherland: City of Golden Shadow Bk. 1 (Otherland)", "River of Blue Fire (Otherland, Volume 2)"], "I4": ["Otherland: Volume Three: Mountain of Black Glass", "Sea of Silver Light (Otherland, Book 4)", "The Genocides", "Last Seen in Massilia:  A Novel of Ancient Rome", "At Swim, Two Boys: A Novel", "Empire of Bones", "As Meat Loves Salt", "A Trial by Jury", "Year of Wonders: A Novel of the Plague", "Atonement"]}
{"id": "ab86e79b640e1be84dc0da08be60d65d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 3.0, 2.0, 4.0, 5.0, 5.0, 4.0, 1.0, 3.0, 4.0], "U3": [3.0, 3.0, 4.0, 3.0, 3.0, 4.0, 4.0, 4.0, 4.0, 5.0], "U4": [2.0, 4.0, 3.0, 2.0, 4.0, 4.0, 4.0, 4.0, 2.0, 3.0], "I2": ["International Economic Indicators and Central Banks", "The Best of 2600: A Hacker Odyssey", "The Fat Tail: The Power of Political Knowledge for Strategic Investing", "Ulysses S. Grant : Memoirs and Selected Letters : Personal Memoirs of U.S. Grant / Selected Letters, 1839-1865 (Library of America)", "Tener un patito es til = Tener un nene es til (Especiales de a la Orilla del Viento) (Spanish Edition)", "The State of Jones: The Small Southern County That Seceded from the Confederacy", "Startup: A Silicon Valley Adventure", "Moose Murders", "Every Patient Tells a Story", "Buddy Holly Is Alive and Well on Ganymede"], "I3": ["Wall Street Versus America: The Rampant Greed and Dishonesty That Imperil Your Investments", "God, Harlem U.S.A.", "K2: Life and Death on the World's Most Dangerous Mountain", "The Pluto Files: The Rise and Fall of America's Favorite Planet", "Meltdown", "This Time Is Different: Eight Centuries of Financial Folly", "Two Years Before the Mast: A Personal Narrative of Life at Sea (Penguin Classics)", "The Devil and Sherlock Holmes: Tales of Murder, Madness, and Obsession", "The Black Jews of Harlem: Negro Nationalism and the Dilemmas of Negro Leadership", "Life Without Lawyers: Liberating Americans from Too Much Law"], "I4": ["The Serialist: A Novel", "THE BIG CLOCK (CRIME MASTERWORKS S.)", "Solo faces", "Apple T-Shirts: A Yearbook of History at Apple Computer", "Someone Is Killing the Great Chefs of Europe", "The Lost Cyclist: The Epic Tale of an American Adventurer and His Mysterious Disappearance", "Last Call: The Rise and Fall of Prohibition", "Playing the Numbers: Gambling in Harlem between the Wars", "The Judge Who Hated Red Nail Polish: And Other Crazy but True Stories of Law and Lawyers (USA Today/Nolo Series)", "Rolling Nowhere: Riding the Rails with America's Hoboes"]}
{"id": "5ee6b6d1e7132f5fd167423b0fbabffb", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 2.0, 5.0, 4.0, 4.0, 4.0, 5.0, 3.0, 5.0, 4.0], "U3": [3.0, 4.0, 5.0, 3.0, 1.0, 5.0, 3.0, 2.0, 3.0, 3.0], "U4": [5.0, 4.0, 3.0, 3.0, 5.0, 4.0, 5.0, 2.0, 4.0, 3.0], "I2": ["Diary of Wimpy Kid. The Last Straw (Diary of a Wimpy Kid)", "Feathered Serpent: A Novel", "The Yggyssey: How Iggy Wondered What Happened to All the Ghosts, Found Out Where They Went, and Went There", "Crows and Cards", "Eat Sleep Sit: My Year at Japan's Most Rigorous Zen Temple", "Stuart: A Life Backwards", "The Care and Keeping of You: The Body Book for Girls (American Girl Library", "Carolinas Georgia & the South Trips (Regional Travel Guide)", "How to Read the Akashic Records: Accessing the Archive of the Soul and Its Journey", "RFID Applied"], "I3": ["Retaining Your Best People: The Results Driven Manager", "Ethics of Emerging Technologies: Scientific Facts and Moral Challenges", "McDougal Littell Pre-Algebra: Notetaking Guide", "PreAlgebra Blastoff!: Understand Positive and Negative Numbers, Grades 3-8", "Theatre, Brief Version", "PIC Microcontrollers: Know It All (Newnes Know It All)", "Calculus: Concepts and Contexts, Enhanced Review Edition", "The Search for Truth (Erec Rex)", "Flight of the Phoenix (Nathanial Fludd, Beastologist) (Nathaniel Fludd, Beastologist)", "Age 14"], "I4": ["Boyology: A Teen Girl's Crash Course in All Things Boy", "Unlock the Hidden Job Market: 6 Steps to a Successful Job Search When Times Are Tough", "Jasper Dash and the Flame-Pits of Delaware (A Pals in Peril Tale)", " Books' />", "Percy Jackson Complete Library, Books 1-5 (Percy Jackson and the Olympians, Volumes 1-5)", "The Sheen on the Silk", "The Tudors", "Jumper Cable (Xanth)", "The Omnivore's Dilemma: Young Readers Edition", "The Story of Cirrus Flux"]}
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{"id": "10dc729931e45d279620de5ee82d7b11", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 3.0, 3.0, 3.0, 5.0, 5.0, 3.0, 5.0, 5.0, 4.0], "U3": [5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 2.0, 5.0, 4.0, 2.0], "U4": [5.0, 4.0, 3.0, 5.0, 2.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Debt Collector", "The Night Listener: A Novel", "Fear of Drowning", "Speaking in Tongues", "Dearly Departed: A Holland Taylor Mystery", "Cherry", "Place Of Execution", "The Babel Effect", "Flashfire: A Parker Novel (Parker Novels)", "Murder in Belleville (Aimee Leduc Investigations, No. 2)"], "I3": ["A Prayer for the Dying", "The Mystery Roast", "The Bad Beginning (A Series of Unfortunate Events, Book 1)", "Detective First Grade", "The Illearth War (The Chronicles of Thomas Covenant)", "Death Benefits: A Novel", "A Darkness More Than Night (Harry Bosch)", "Mystic River", "Garnethill", "The Heat of Lies"], "I4": ["A Dream of Wolves: A Novel", "Right As Rain: A Derek Strange Novel (Derek Strange Novels)", "Reflecting the Sky", "Broken Machines (J.J. Donovan)", "Deviant Ways", "The Program", "The New Well-Tempered Sentence: A Punctuation Handbook for the Innocent, the Eager, and the Doomed", "The Synonym Finder", "Exile: A Thriller", "Skull Session"]}
{"id": "3aad127a96443d3dc4365142df94d14e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Charming the Shrew (Berkley Sensation)", "Highlander Avenged (Guardians of the Targe)", "Highland Burn (Guardians of Scotland) (Volume 1)", "To Steal a Highlander's Heart", "True to the Highlander (The Novels of Loch Moigh)", "Her Lion Guard: The Complete Series", "The Honor of a Highlander: A Novella", " The Viking's Hold eBook", "Highland Beast", "Once Upon A Wager"], "I3": ["American Werechaun in Dublin", "The Duke's Holiday (The Regency Romp Trilogy)", "Highlander's Castle (Highlander Heat) (Volume 1)", "Winning the Highlander's Heart", "The Accidental Highland Hero", "Son of No One (The Dark-Hunter World)", "Mysteria Nights", "Highland Heat (Hot Highlanders)", "The Highlander's Prize (The Sutherlands Scottish Historical Romance Series)", "To Conquer a Highlander (Hot Highlanders)"], "I4": ["The Trouble with Highlanders (The Sutherlands Scottish Historical Romance Series)", "Twice the Growl (BBW Paranormal Shape Shifter Romance): A BBW in need of a date + Two hot Alphas looking for a mate = The hottest triad ever. (Paranormal Dating Agency) (Volume 1)", "Highland Passage", "Cross Stitch", "Highland Surrender", "Promised to the Highlander (The Highland Chiefs) (Volume 2)", "Bound to the Highlander (The Highland Chiefs) (Volume 1)", "Luck of the Irish (Luck Series)", "Kodiak's Claim (Kodiak Point)", "Outfoxed By Love (Kodiak Point) (Volume 2)"]}
{"id": "bb556d28907f9096ac7f40ee13958790", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 5.0, 2.0, 4.0, 5.0, 3.0, 3.0, 5.0], "U3": [4.0, 5.0, 4.0, 3.0, 5.0, 4.0, 3.0, 4.0, 2.0, 5.0], "U4": [3.0, 4.0, 4.0, 3.0, 4.0, 5.0, 3.0, 5.0, 4.0, 4.0], "I2": ["My Husband's Sweethearts", "Dewey: There's a Cat in the Library!", "The Longest Trip Home: A Memoir", "Testimony: A Novel", "Santa Responds: He's Had Enough...and He's Writing Back!", "The Uncommon Reader: A Novella", "The School of Essential Ingredients", "Really, You've Done Enough: A Parents Guide to Stop Parenting Their Adult Child Who Still Needs Their Money But Not Their Advice", "The Mighty Queens of Freeville: A Mother, a Daughter, and the Town That Raised Them: A Memoir", "Fodor's Italy 2009 (Full-color Travel Guide)"], "I3": ["Dope Sick", "Cutting for Stone: A Novel", "My Little Red Book", "The Long Fall", "The Help", "The Girl She Used to Be", "A Fortunate Age: A Novel", "Summer World: A Season of Bounty", "Change the World for Ten Bucks: small actions x lots of people = big change", "The Spare Room: A Novel"], "I4": ["Spiced: A Pastry Chef's True Stories of Trials by Fire, After-Hours Exploits, and What Really Goes on in the Kitchen", "Bad Mother: A Chronicle of Maternal Crimes, Minor Calamities, and Occasional Moments of Grace", "The Last Bridge: A Novel", "Freaky Monday", "The Family Man", "Let the Great World Spin: A Novel", "The Visibles: A Novel", "Border Songs", "The Blue Notebook: A Novel", "Into the Beautiful North: A Novel"]}
{"id": "0a13863170896c7d0ac8d1ffbfa5b4e3", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 3.0, 5.0, 2.0, 3.0, 4.0, 4.0, 4.0, 3.0, 3.0], "U3": [3.0, 1.0, 3.0, 3.0, 5.0, 2.0, 3.0, 4.0, 2.0, 1.0], "U4": [2.0, 5.0, 2.0, 2.0, 1.0, 4.0, 4.0, 3.0, 5.0, 3.0], "I2": ["Nocturnal: The Noctalis Chronicles, Book 1", "The Pledge (The Pledge Trilogy)", "Crave (The Clann)", "The Ivy", "Guardians: The Girl (Volume 1)", "Darker Still", "The Vampire's Warden", "Brightest Kind of Darkness", "Medea (Hackett Classics)", "Secondhand Charm"], "I3": ["The Rockstar's Daughter: (Treadwell Academy Series #1)", "Halo (Halo Trilogy)", "Fracture", "Torn (Trylle Trilogy Book 2)", "Antigone", "Switched (A Trylle Novel)", "Torn", "Rebel Angels", "Broken (Reflections) (Volume 1)", "Prep: A Novel"], "I4": ["Alone: The Girl in the Box, Book 1", "War of the Fae: Book 1, The Changelings (Volume 1)", "Anathema: Cloud Prophet Trilogy: Book One", " Dark Creations", "Loving Summer (Loving Summer Series)", "Two Brides Too Many: A Novel, The Sinclair Sisters of Cripple Creek Book 1", "Boyfriend From Hell", "Airel (The Airel Saga, Book 1)", "Scars", "Blue Moon (The Immortals, Book 2)"]}
{"id": "64811f59d2c9e2434622702df095bd8c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 3.0, 4.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Evening Stars (Blackberry Island)", "When We Met (Fool's Gold, Book 15)", "Before We Kiss (Fool's Gold, Book 16)", "Until We Touch (Fool's Gold,  Book 17)", "Billionaires in Love", "Dare to Desire (Dare to Love) (Volume 2)", "Dare to Surrender (NY Dares) (Volume 1)", "Dare to Submit (NY Dares) (Volume 2)", "Dare to Love", "Dare to Touch (Dare to Love) (Volume 3)"], "I3": ["Love So Hot (The Lawson Brothers) (Volume 1)", "Something Sweeter (Sweet, Texas)", "The Girls of Mischief Bay", "Skip to the Good Part 4: 20 Authors Reveal Their Steamiest Scenes (Volume 4)", "Dare to Hold (Dare to Love) (Volume 4)", "Love So Irresistible (The Lawson Brothers) (Volume 3)", "Hold Me (Fool's Gold, Book 18)", "Core Attraction (Crimson Romance)", "Meet Me at the Beach (Seashell Bay)", "Barefoot with a Bodyguard (The Barefoot Bay Series)"], "I4": ["Death Echo (St. Kilda Consulting)", "Kiss Me (Fool's Gold, Book 19)", "Cop On Her Doorstep (True Love In Uniform) (Volume 1)", "Their Kidnapped Bride (Bridgewater Menage Series) (Volume 1)", "Their Wayward Bride (Bridgewater Menage Series) (Volume 2)", "Playing with Pleasure (The Players Club) (Volume 2)", "The Closer You Come (Original Heartbreakers)", "Caught: Men of the Show 3 (Volume 3)", "Curing Doctor Vincent: The Good Doctor Trilogy, Book #1 - Kindle edition", "Wicked Fall (Wicked Horse) (Volume 1)"]}
{"id": "c8a2e24c3b71bb84a7cc1b580939af20", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 3.0, 4.0, 4.0, 4.0, 3.0, 3.0, 4.0, 5.0], "U3": [3.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 3.0, 3.0, 4.0], "U4": [4.0, 4.0, 4.0, 3.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0], "I2": ["Archer's Voice", "Tempt My Heart", "A Perfect Passion", "Ashley's Bend (A Celtic Knot Novel) (Volume 1)", "The Singer (Irin Chronicles) (Volume 2)", "Elemental Pleasure (Trinity Master) (Volume 1)", "Throbbing Hearts 1 (Volume 1)", "Reaching Hearts (Hearts Series) (Volume 2)", "When Darkness Comes (Guardians of Eternity, Book 1)", "Ice Queen"], "I3": ["Logan's Acadian Wolves: Immortals of New Orleans, Book 4 (Volume 4)", "Nature of Desire: Mirror of My Soul", "Mistress of Masks (Catalysts of Chaos) (Volume 1)", "Forever Ride: Hellions MC (The Hellions Ride) (Volume 2)", "Redemption (The Captive Series) (Volume 5)", "Safe Hex With a Vampire: A Psy-Vamp Novel", "Double Full (A Nice Guys Novel) (Volume 1)", "Vampires and Vixens (Psy-Vamp) (Volume 1)", "The Star Child", "Kissed by a Dark Prince (Volume 1)"], "I4": ["The Fallen Stars: A Star Child Novel (Volume 2)", "Claimed by a Demon King: Eternal Mates Romance Series", "Saving Grace (Safe Havens) (Volume 1)", "Stuck in Between (Bound by Your Love) (Volume 1)", "The Siege of Kadenburg (The Kadenburg Shifters Series) (Volume 3)", "Rough Canvas", "Branded Sanctuary: A Nature of Desire Series Novel (Volume 7)", "Prince of Tricks", "In Your Eyes", "Masters of Seduction: Books 1-4 (Volume 1)"]}
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{"id": "fa72552e9df105a8a1bbb14363447325", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 5.0, 2.0, 5.0, 5.0, 4.0, 4.0, 5.0, 2.0, 4.0], "U3": [4.0, 5.0, 5.0, 5.0, 3.0, 3.0, 4.0, 5.0, 4.0, 4.0], "U4": [5.0, 5.0, 4.0, 4.0, 3.0, 5.0, 5.0, 5.0, 5.0, 3.0], "I2": ["The Emerging Church: Vintage Christianity for New Generations", "The War for Late Night: When Leno Went Early and Television Went Crazy", "Renewing Minds: Serving Church and Society through Christian Higher Education", "Prayer: Does It Make Any Difference?", "Walt Disney Imagineering: A Behind the Dreams Look at Making the Magic Real", "The Idea of a Christian College", "Life of The Beloved: Spiritual Living in a Secular World", "Old Main: Small Colleges in Twenty-First Century America", "Academically Adrift: Limited Learning on College Campuses", "Student Services: A Handbook for the Profession (Jossey-Bass Higher and Adult Education Series)"], "I3": ["Thinking. Loving. Doing.: A Call to Glorify God with Heart and Mind", "Blue Like Jazz: Nonreligious Thoughts on Christian Spirituality", "Crazy Love: Overwhelmed by a Relentless God", "Mere Christianity", "Francis Chan - Forgotten God Full Set - Forgotten God: Reversing Our Tragic Neglect of the Holy Spirit (Book + Workbook + DVD)", "The Big Red Tractor and the Little Village", "Disappointment With God: Three Questions No One Asks Aloud", "Forever Blue: The True Story of Walter O'Malley, Baseball's Most Controversial Owner, and the Dodgers of Brooklyn and Los Angeles", "The Purpose Driven Life", "Purpose-driven Life [Paperback]  by Warren        , Rick"], "I4": ["The Unlikely Disciple: A Sinner's Semester at America's Holiest University", "Is This a Great Game, or What?: From A-Rod's Heart to Zim's Head--My 25 Years in Baseball", "Traveling Light: Releasing the Burdens You Were Never Intended to Bear", "Velvet Elvis: Repainting the Christian Faith", "The Radical Cross: Living the Passion of Christ", "The Irresistible Revolution: Living as an Ordinary Radical", "Martin Luther King, Jr., on Leadership: Inspiration and Wisdom for Challenging Times", "Erasing Hell: What God Said About Eternity, and the Things We've Made Up", "What's So Amazing About Grace?", "The Wounded Healer: Ministry in Contemporary Society"]}
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{"id": "42743ace5630b0095ca41fbb98a9c242", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 3.0, 5.0, 3.0], "U4": [4.0, 3.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Maddy's Floor (Psychic Visions)", "The Secret (Unabridged, 4-CD Set)", "Study Guide for Miller/Jentzs Business Law Today: The Essentials", "The Power", "The Accounting Game: Basic Accounting Fresh from the Lemonade Stand", "Learn Italian (Italiano) the Fast and Fun Way/With Barron's Italian-English English-Italian Dictionary", "Beautiful Eyes: The Ultimate Eye Makeup Guide", "Secrets and Mysteries: The Glory and Pleasure of Being a Woman", "The Emergency Handbook For Getting Money FAST!", "The Emergency Handbook For Getting Money FAST! (Unabridged 10-CD Audiobook of 5th Edition.) Narrated"], "I3": ["Learn French the Fast and Fun Way (Fast and Fun Way Series)", "The Divine Name", "Natural Cures "They" Don't Want You To Know About", "Virus of the Mind: The New Science of the Meme", "The Gentle Art of Blessing", "Learn Spanish the Fast and Fun Way (Fast and Fun Way Series)", "The Celestine Prophecy: An Adventure", "Act Like a Lady, Think Like a Man: What Men Really Think About Love, Relationships, Intimacy, and Commitment", "Outliers, The Story of Success", "TNT: It Rocks The Earth (Spanish Edition)"], "I4": ["Diary of a Psychic: Shattering the Myths", "Chakra Clearing", "Are You There, Vodka? It's Me, Chelsea", "Manifesting with the Angels (Allowing Heaven to Help You While You Fulfill Your Life's Pu)", "Outrageous Openness: Letting the Divine Take the Lead", "Marilu Henner's Total Health Makeover", "Chakra Clearing", "Louise Hay Gift Book Collection", "Linden's Last Life: The Point of No Return Is Just the Beginning", "Anger Releasing"]}
{"id": "0596dd136bc72ad6f296f2cbd03b7c78", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U3": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Love and Protect (Heroes of Evers, Texas) (Volume 1)", "Dex: MC Biker Romance (Great Wolves Motorcycle Club) (Volume 1)", "Secretly Craved (Billionaire Bear Brotherhood) (Volume 1)", "Private Desires (Fantasies, Inc.) (Volume 1)", "Love Or Justice (Protect And Serve) (Volume 1)", "Sold to the Hitman: A Mafia Hitman Romance", " What Love Can Do", " The Way Love Goes", "Bastard's Baby", "What A Girl Wants (Rock Stars in Disguise: Rhiannon): A New Adult Rock Star Romance (Volume 1)"], "I3": ["Bedding The Wrong Brother (Bedding The Bachelors)", "Bedding The Bad Boy (Bedding the Bachelors) (Volume 2)", " Bedding The Billionaire (Bedding the Bachelors, Book 3) eBook", "Biker's Claim: A Bad Boy Romance (Demons MC)", " Bedding The Best Friend (Bedding the Bachelors, Book 4) eBook", "Somebody to Love (Rock Stars in Disguise: Tryp): A New Adult Rock Star Romance", " Bedding The Biker Next Door (Bedding the Bachelors Book 5) eBook", " Bedding The Bodyguard (Bedding the Bachelors Book 6) eBook", "Rock Strong", "Saved by the Outlaw"], "I4": ["Bastard SEAL: A Bad Boy Forbidden Baby Romance", "Love Paws", "Kissing the Killer: A Bad Boy Mafia Romance", "Deep Under: A Walker Security Novel", "Whiplash", "Belize: Bad Boys on the Beach Book Two (Volume 2)", "One Night SEAL: A Bad Boy Romance", "Working Stiff: Runaway Billionaires #1 (Billionaires in Disguise)", "Power of Love (Book B!tches) (Volume 1)", "Dirty Dom: A Bad Boy Mafia Romance"]}
{"id": "e0faefd4402f5a7bfcd2251ddab53d1d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 2.0, 5.0, 4.0, 4.0], "U4": [5.0, 2.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "I2": ["The Naked Quaker: True Crimes and Controversies from the Courts of Colonial New England", "Shakespeare: The World as Stage (Eminent Lives)", "Possession", "Under the Banner of Heaven : A Story of Violent Faith", "Knitting Without Tears: Basic Techniques and Easy-to-follow Directions for Garments To Fit All Sizes", "Power Play", "Risk", "On Chesil Beach", "A Lifetime of Secrets: A PostSecret Book", "101 Designer One-Skein Wonders®: A World of Possibilities Inspired by Just One Skein"], "I3": ["Kristin Knits: 27 Inspired Designs for Playing with Color", "Things I Overheard While Talking to Myself (Random House Large Print)", "Chic Knits for Stylish Babies: 65 Charming Patterns for the First Year", "Crucial Conversations: Tools for Talking When Stakes Are High", "Eats, Shoots and Leaves", "Sucker's Bet: A Pete Morris Mystery", "Up Close and Dangerous: A Novel", "Golden Legacy: The Story of Golden Books (Deluxe Golden Book)", "The Chase (An Isaac Bell Adventure)", "Lizzie Bright and the Buckminster Boy (Readers Circle (Laurel-Leaf))"], "I4": ["Blue Moo: 17 Jukebox Hits From Way Back Never", "You've Been Warned", "The Rest of Her Life CD", "Walk on Water: The Miracle of Saving Children's Lives", "The Used World: A Novel", "A Body at Rest", "Complications: A Surgeon's Notes on an Imperfect Science", "Complications: Notes from the Life of a Young Surgeon", "A Three Dog Life: A Memoir", "The Republic of Pirates: Being the True and Surprising Story of the Caribbean Pirates and the Man Who Brought Them Down"]}
{"id": "c6be4e5ca4b8c88eaad7fe835b3ba931", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Dead Ice (Anita Blake, Vampire Hunter)", "A High-End Finish (A Fixer-Upper Mystery)", "A New Hope (Thunder Point)", "Ride Steady (Chaos)", "Night is Darkest", "Branded (The Cavanaugh Brothers)", "Endangered (A Joe Pickett Novel)", "The Naked Eye: A Novel (Kendra Michaels)", "Simply Irresistible (Lucky Harbor)", "The Sweetest Thing (A Lucky Harbor Novel)"], "I3": ["Total Surrender (Sin Brothers)", "The Duke of Shadows", "A Dog's Purpose: A Novel for Humans", "Head Over Heels (A Lucky Harbor Novel)", "Lucky in Love (A Lucky Harbor Novel)", "Wildest Dreams (Thunder Point)", "Not Always a Saint (Lost Lords)", "The Secrets of Sir Richard Kenworthy", "Always on My Mind (A Lucky Harbor Novel)", "Once in a Lifetime (Lucky Harbor)"], "I4": ["Versions (The Base Branch Series) (Volume 7)", "The Millionaire Rogue (The Hope Diamond Trilogy)", "Devoted in Death: 41", "Saving Raine (The Drone Wars) (Volume 1)", "Beach Town: A Novel", "Murder Under Cover: A Bibliophile Mystery", "This Old Homicide (A Fixer-Upper Mystery)", "Front Runner: A Dick Francis Novel", "Broken (The Cavanaugh Brothers)", "Brash (The Cavanaugh Brothers)"]}
{"id": "629bdb823ec7001ac8ee0fd7b605eb3b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 3.0, 4.0, 5.0, 3.0, 4.0, 4.0, 5.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 5.0, 5.0, 3.0], "U4": [5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0], "I2": ["Savage Courtship", "Never Say Never (Large Print)", "The Yuletide Child", "The Man from Madrid", "Another Man's Ring (Harlequin Large Print)", "Haunted Dreams", "Emergency Wedding (Medical Romance)", "Give Me Forever (Mills & Boon Medical Romance)", "A Family Concern (Medical Romance)", "Walk into my Parlour"], "I3": ["Across the Atlantic with Eric the Red and the Vikings (Beyond the Horizons)", "Walk into My Parlour", "A Vengeful Reunion", "Late Harvest", "Infatuation", "Ice at Heart", "Rescuing Dr Ryan (Medical Romance)", "Gabriel's Honour (Silhouette Sensation)", "The Sheik's Mistress", "Captive of the Harem"], "I4": ["The Five-Minute Bride", "Strategy for Marriage (Mills & Boon Medical Romance)", "The A&E Consultant's Secret", "Be My Mummy", "The Trail to San Triste (Silver Star Western)", "One Man Posse (Silver Star Western)", "Her Baby Secret", "Max Brand's Best Western Stories ( Volume III )", "Lean, Mean and Lonesome", "The Marriage Truce"]}
{"id": "e33f49f312f4c340e23ebb2224e05536", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Boxer (Modern Love) (Volume 2)", "Stud Muffin (Irresistible Bachelors) (Volume 4)", "Mr. Fiance", "Zuran: A Sci-Fi Alien Romance: Albaterra Mates Book 6", "Anaconda", "Different This Time: Molly Downs Outback Romance Series", "Absinthe", "The Banker (Modern Love) (Volume 3)", "Real Deal", "Heartstopper"], "I3": ["Kirk: A Second Chance Navy Seal Romance (Vanguard Security)", "Safe With Me (Falling For A Rose) (Volume 1)", "Liam (Mammoth Forest Wolves) (Volume 1)", "A Southern Gentleman", "Secluded Valley: Billionaire Cowboy", "Yes Boss: Bad Boy Billionaire Office Romance Box Set", "Northern Kingdom Book 2: The Journey of Fallen Kings", "Mr. Fixit", "Mine: MMF Bisexual Menage Romance", "Darkness Before Dawn (Never Lose Sight) (Volume 1)"], "I4": ["Lachlan (Immortal Highlander Book 1): A Scottish Time Travel Romance (Volume 1)", "Boy Toy: A Billionaire Older Woman & Young Man Romance", "Stripped Down: A Bad Boy Romance", "Dirty Debt", "Dirty Cops Next Door", "Black Mark's Resistance", "Black Mark's Secrets (Black Mark Series) (Volume 2)", "Chasing Happy", "The Billionaire Wolves' Virgin", "Missing From Me (Sixth Street Bands) (Volume 3)"]}
{"id": "79bb540834a5c2ef7f941b3da7bc03b4", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 5.0, 4.0, 2.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 4.0, 4.0], "U4": [5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0], "I2": ["The Fox Busters", "The Illustrated Hitch-hiker's Guide to the Galaxy", "The Atonement Child", "A Voice in the Wind (Mark of the Lion #1)", "The Visitation", "The Messenger (Thorndike Press Large Print Christian Fiction)", "The Hobbit", "THE LORD OF THE RINGS Trilogy - (The Fellowship of the Ring, The Return of the Ring, The Two Towers) - 3 BOOK SET (MOVIE COVERS)", "Hobbit and Lord of the Rings Trilogy - Boxed Set of 4 Books", "Fellowship of the Ring (Lord of the Rings Part 1)"], "I3": ["Hobbit", "The Best of Roald Dahl", "Hobbit", "THE LORD OF THE RINGS Trilogy - (The Fellowship of the Ring, The Return of the Ring, The Two Towers) - 3 BOOK SET (MOVIE COVERS)", "The Hobbit", "Hobbit and Lord of the Rings Trilogy - Boxed Set of 4 Books", "Imperial Intrigue (Katy Steele Adventures)", "Honey for a Child's Heart: The Imaginative Use of Books in Family Life", "Taliesin (The Pendragon Cycle, Book 1)", "Enchantment: A Classic Fantasy with a Modern Twist"], "I4": ["The Merry Adventures of Robin Hood of Great Renown in Nottinghamshire", "The Lonesome Gods", "The Hunting of the Snark : An Agony in Eight Fits (Penguin Classics)", "The Wizard of Oz", "The Eye of the World (The Wheel of Time, Book 1)", "One Shenandoah Winter", "Redwall", "Dreamers (Legacies of the Ancient River #1)", "Merlin (The Pendragon Cycle, Book 2)", "The Princess Bride (Fox): S. Morgenstern's Classic Tale of True Love and High Adventure"]}
{"id": "7a784062642f5cb29e9826988441efb1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0], "U3": [5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0], "U4": [4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "I2": ["Eye of the Moonrat: The Bowl of Souls: Book One", "The War of Stardeon (The Bowl of Souls)", "Hunt of the Bandham: The Bowl of Souls: Book Three", "Mother of the Moonrat (The Bowl of Souls)", "Extraction: A Kid Sensation Story", "The Broken Prism: Cave of Nightmares (Volume 1)", "Monster Night", "Battle Mage: A tale of Alus", "Honor Found: The Spare Heir Volume II (Volume 2)", "JASON STEED Absolutely Nothing"], "I3": ["Fledgling (The Dragonrider Chronicles)", "Sensation: A Superhero Novel", "A Deepening Knowledge (A Life of Magic) (Volume 2)", "Ten Kingdoms: Chronicles of a Magi Book IV (Volume 4)", "The Squire and the King", "The Squire and the Knight", "Infiltration: A Kid Sensation Novel (Kid Sensation #3)", "The Sphere (The Magi Series) (Volume 2)", "The Paladin Prophecy: Book 1", "Green Rider"], "I4": ["First Rider's Call", "The High King's Tomb (Green Rider, Book 3)", "First Test (Protector of the Small #1)", "Page: Book 2 of the Protector of the Small Quartet", "Page: Book 2 of the Protector of the Small Quartet", "Squire: Book 3 of the Protector of the Small Quartet", "Lady Knight (Protector of the Small, 4)", "Wild Magic (Immortals)", "A Loving Scoundrel: A Malory Novel (Malory-Anderson Family)", "Honor's Splendour"]}
{"id": "5456eb025d3b3538b46778a4d1007703", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0], "U3": [5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0], "U4": [5.0, 4.0, 4.0, 3.0, 3.0, 4.0, 5.0, 5.0, 5.0, 4.0], "I2": ["The Evil B.B. Chow and Other Stories", "The Moon Princess / Kaguyahime (Kodansha's Children's Classics) (English and Japanese Edition)", "Cat in the Hat Song Book", "Batman Sticker Book", "Ultimate Sticker Book: Glow in the Dark: Pirate (Ultimate Sticker Books)", "Santa's Book of Names", "Zathura The Movie: Brothers Together Early Reader", "Ultimate Sticker Book: Glow in the Dark: Spooky Scooby Doo (Ultimate Sticker Books)", "Ultimate Sticker Book: Glow in the Dark: Spooky Scooby Doo (Ultimate Sticker Books)", "Lorax"], "I3": ["The Cat in the Hat Comes Back: Green Back Book (Dr Seuss - Green Back Book)", "How the Grinch Stole Christmas!: Mini Edition (Dr Seuss Miniature Edition)", "Ultimate Sticker Book: Glow in the Dark: Pirate (Ultimate Sticker Books)", "Pirateology: The Pirate Hunter's Companion (Ologies)", "Chuck Jones' Rikki-Tikki-Tavi", "Pirates", "Mohawk", "The Stinky Cheese Man and Other Fairly Stupid Tales (Picture Puffin)", "The Monster at the End of This Book", "Good Night, Gorilla"], "I4": ["Chicka Chicka Boom Boom", "Alexander and the Terrible, Horrible, No Good, Very Bad Day Low Price", "Oliver (I Can Read Level 1)", "Did I Ever Tell You How Lucky You Are? Yellow Back Book", "Happy Birthday, Danny and the Dinosaur! (I Can Read Level 1)", "Danny and the Dinosaur (An I Can Read Book)", "Bedtime: First Words, Rhymes, and Actions", "Rock-A-Bye Farm", "I Love You; A Rebus Poem", "Are You My Mother? (Beginner Books)"]}
{"id": "f8ecc3a62b484f47907bbbac77967955", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 1.0, 4.0, 5.0, 5.0, 4.0, 3.0, 1.0], "U3": [5.0, 4.0, 4.0, 2.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0], "U4": [5.0, 1.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 3.0], "I2": ["Cornering Carmen: Dragon Lords of Valdier Book 5", "Omega Mine (Alpha and Omega Book 1) - Kindle edition", "Edge of Oblivion (A Night Prowler Novel)", "Tiger Time: Alaskan Tigers: Book One (Volume 1)", "Never Enough (A Brown Family Novel)", "Alpha One", "Guardian Ranger", "The Warlock King (Kings)", "Deal with the Devil", "Forbidden (Three Worlds Book Series)"], "I3": ["Going Under (A Bound By Magick Novel)", "Hot Licks", "Star's Storm: Lords of Kassis Book 2: Lords of Kassis Book 2 (Volume 2)", " Hero Revealed (Heroes of Saturn Book 1) eBook", "Big Bad Bite", "Big Bad Bite: Big Bad Bite, Book 1", "Stefan's Salvation: Ellora's Cave", "Finding Chrissten (Legacy)", "Quinn's Quest (Legacy)", "Wild Invitation: A Psy-Changeling Collection (Psy/Changelings)"], "I4": ["Frost Burned (Mercy Thompson)", "On the Prowl: A Novel of The Others", "Choosing Riley: Sarafin Warriors Book 1 (Volume 1)", "Fallon Mates: Zeraac's Miracle", "The Angelini: Skye's Trail", "Zoe's Gift", "Fallon Mates: Binding Krista", "The Angelini: Syndelle's Possession", "Love Under Two Benedicts [The Lusty, Texas Collection] (Siren Publishing Menage Everlasting)", "Lovestruck Succubus"]}
{"id": "642602af28d15e43b70c0bf4414b9be7", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 4.0, 3.0, 5.0, 4.0, 4.0, 5.0], "U3": [5.0, 5.0, 1.0, 1.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 3.0, 3.0, 4.0, 5.0, 5.0, 3.0, 4.0], "I2": ["Eye of the Sword: A Novel (The Angelaeon Circle)", "The Struggle (Kentucky Brothers, Book 3)", "His Love Endures Forever (A Land of Canaan Novel)", "A Season for Tending: Book One in the Amish Vines and Orchards Series", "Twenty-Eight and a Half Wishes (A Rose Gardner Mystery)", "Poppy and the Stranger", "A Marriage of the Heart", "A Wreath of Snow: A Victorian Christmas Novella", "Amish White Christmas Pie", "Christmas in Apple Ridge: Three-in-One Collection: The Sound of Sleigh Bells, The Christmas Singing, NEW! The Dawn of Christmas"], "I3": ["Isle of Shadows", "The Covenant (Abram's Daughters) (Volume 1)", "The Memory Jar (Seven Brides for Seven Bachelors)", "Prayers of a Stranger: A Christmas Story", "Bridesmaid, The (Home to Hickory Hollow)", "An Amish Kitchen", "Queen of the Waves", "Lancaster County Christmas, A", "An Angel by Her Side (A Heaven On Earth Novel)", "Life with Lily (The Adventures of Lily Lapp) (Volume 1)"], "I4": ["The Keeper: A Novel (Stoney Ridge Seasons) (Volume 1)", "The Haven: A Novel (Stoney Ridge Seasons) (Volume 2)", "City of the Dead (Seven Wonders Series #2)", "The First Confessor: The Legend of Magda Searus", "The First Confessor: The Legend of Magda Searus", "Lesson: A Novel (Stoney Ridge Seasons)", "Courting Cate (The Courtships of Lancaster County) (Volume 1)", "Fireflies in December", "Secretly Smitten", "A Cast of Stones (The Staff and the Sword)"]}
{"id": "f0154883023d989229c70ccd78246f17", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Crave: A Billionaire Bachelors Club Novel (The Billionaire Bachelors Club Series)", "Trust Me (TAT: A Rocker Romance)", "Backstage Pass", "A Lucky Second Chance", "Ruin", "In A Heartbeat (Rebel Walking Series) (Volume 1)", "Jaded (Rock Star Trilogy) (Volume 1)", "Just Breathe", "So Much It Hurts", "Tracks (Rock Bottom)"], "I3": ["Safe With Me (With Me In Seattle)", "Rotten", "Hers", "Beat of the Heart (Runaway Train) (Volume 2)", "Making Faces", "Have I Told You", "Rock the Beat (Black Falcon)", "Unexpected Chance", "Playing With Fire (Guarded Hearts)", "Just One Song"], "I4": ["Nocturnes (Hard Rock Harlots) (Volume 3)", "This Is Forever: 13 Shades of Red (Volume 2)", "Conflicted Love (Needle's Kiss) (Volume 2)", "Wrecked", "Touch Me: The Touch Series (Volume 1)", "Raw", "Storm Front (The Charistown Series) (Volume 2)", "Lucky Number Four", "Chance for Love: Gansett Island Series, Book 10.5", "Remembering Us"]}
{"id": "23853d0e105b1a1de32f5608fe1e1a52", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 3.0, 4.0, 1.0, 2.0, 2.0, 5.0], "U3": [2.0, 5.0, 4.0, 3.0, 1.0, 4.0, 3.0, 1.0, 3.0, 3.0], "U4": [4.0, 3.0, 2.0, 4.0, 2.0, 3.0, 3.0, 4.0, 2.0, 4.0], "I2": ["Steve Jobs: A Biography", "Stephen Fry in America", "Candy Bomber: The Story of the Berlin Airlift's "Chocolate Pilot" (Junior Library Guild Selection)", "I'll Meet You There", "Dictatorship of the Dress (Much I Do About Nothing)", "Me Since You", "Save Me", "Mean Streak", "Black Ice", "Still Missing: A Novel"], "I3": ["Astor Place Vintage: A Novel", "The Kommandant's Girl", "A Fall of Marigolds", "FORGOTTEN SEAMSTRESS- PB", "Into The Darkest Corner", "Boundless (Unearthly)", "The Conspiracy of Us", "The Glass Arrow", "The Orchid House: A Novel", "Star Wars: Heir to the Jedi"], "I4": ["The Geography of You and Me", "Red Queen", "After the War is Over: A Novel", "For Such a Time", "Star Wars: Empire and Rebellion: Honor Among Thieves", "Fractured: An Ellie MacIntosh Thriller (Detective Ellie MacIntosh)", "A Deadly Business (A Mia Quinn Mystery)", "A Triple Knot: A Novel", "When Joss Met Matt: A Novel", "Since You've Been Gone"]}
{"id": "0f8321a6ca2e5fad032f31277d10f545", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0], "I2": ["Love Hacked: A Reluctant Romance (Knitting in the City) (Volume 3)", "Bright Side", "Beauty and the Mustache: A Philosophical Romance", "My Skylar", "Rellik", "Tainted Bodies: Part One of The Photographer Trilogy", "Untainted: (Crime Romance: The Photographer Trilogy #3) (Volume 3)", "The Broken", "The Broken Parts Of Us", "Sound Advice: Sensations Collection 1"], "I3": ["Yesterday's Half Truths (Carolina Days) (Volume 2)", "Taste Test: Sensations Collection 2", "Fragrance Free: Sensations Collection 3", "The Law of Moses", "In the Fields", "Everybody's After Love", "Rain Street (Rain Series) (Volume 3)", "The Game Changer: A Novel", "The Game Changer: A Novel", "The Sweetest Game (The Game Series) (Volume 3)"], "I4": ["Unbeautiful", "Logan's Story: A Sand & Clay Prequel", "Sand & Clay: Her Stolen Rock Star", "Arsen: a broken love story", "Never Never", "Carnage #2: Book #2 The Story Of Me", "Love In Rewind (Audio Fools) (Volume 1)", "Within These Walls", "Even the Moon Has Scars", "The Legend of Arturo King (Legendary Rock Stars)"]}
{"id": "ad560b33d183d3e41d0534b9b81f349d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 2.0, 1.0, 4.0, 5.0, 3.0, 3.0, 4.0, 4.0, 2.0], "U3": [2.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 2.0, 5.0], "U4": [4.0, 5.0, 4.0, 5.0, 5.0, 1.0, 3.0, 3.0, 4.0, 5.0], "I2": ["West of Vermillion", "I Am Hutterite: The Fascinating True Story of a Young Woman's Journey to reclaim Her Heritage", "Deadly Offerings (Volume 1)", "Embattled Hearts (Lost And Found Series)", "Deadline (The Bayou Secrets Saga) (Volume 1)", "Tender Graces", "Bone River", "Jockeys and Jewels", "The Heart Of A Gypsy", "Cinnamon and Roses"], "I3": ["Deadly Deception: Book Two of the Deadly Trilogy", "Jubilee Trail", "Embattled Home (Lost and Found) (Volume 3)", "Embattled Minds (Lost and Found) (Volume 2)", "Lifeline: The Bayou Secrets Saga, Book 2 (Volume 2)", "Yellowstone Heart Song: Yellowstone Romance Series Book 1 (Volume 1)", "The Platte River Waltz, Orphans in the Storm", "The Platte River Waltz, The Growler Brigade", "Mattie", "The Midwife of Hope River: A Novel of an American Midwife"], "I4": ["BLUE BAYOU ~ Book I: Fleur de Lis - Kindle edition", "The Cabin: The Manhattan Stories", "Jessica: The Manhattan Stories (Volume 1)", "A Soft Place to Fall", "Along The Way Home", "Rocky Mountain Heat (Six Pack Ranch) (Volume 1)", "Where Wildflowers Bloom: A Novel (Sisters at Heart)", "Wilderness Trail of Love (American Wilderness Series Romance) (Volume 1)", "Impulse (Infinitus Billionaire) (Volume 1)", "Renegade's Kiss (Zebra Heartfire Historical Romance)"]}
{"id": "f628e87d7e20c8e357527faa1ee20065", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0], "I2": ["A Beautiful Wedding", "Misbehaving (Sea Breeze)", "Perfect Lie", "The Sweetest Game (The Game Series) (Volume 3)", "Music of the Soul (Runaway Train) (Volume 3)", "Ethan:  An Alluring Indulgence Novel (Volume 5)", "Before Jamaica Lane (On Dublin Street Series)", "Forever With You (Fixed - Book 3) (Fixed Series) (Volume 3)", "Worn Me Down (Playing With Fire #3) (Volume 3)", "Loving Cara (Love Under the Big Sky)"], "I3": ["Beauty from Love (The Beauty Series) (Volume 3)", "Raw", "On The Rocks (Last Call Series) (Volume 1)", "Consequences of Deception", "This Girl Stripped (Hers) (Volume 4)", "The Pairing (The Proposition)", "Shame On You (Fool Me Once)", "Rare and Precious Things (Blackstone Affair) (Volume 4)", "Four Years Later: A Novel (One Week Girlfriend Quartet)", "Toxic (Ruin Book 2) (Volume 2)"], "I4": ["Lovely Trigger (Tristan & Danika) (Volume 3)", "Fearless (Ruin) (Volume 3)", "Seeing Stars (The Celebrity Series)", "Tied With Me (With Me In Seattle) (Volume 6)", "Maybe Someday", "Number Thirteen", "Passion and Ponies (Chocoholics) (Volume 2)", "Sex Love Repeat", "Interview with a Master", "Reasonable Doubt"]}
{"id": "59f4214c5c3647fba7ca9d7bbe15b1d7", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 4.0, 5.0, 4.0, 2.0, 4.0, 3.0, 1.0, 4.0, 4.0], "U3": [5.0, 5.0, 3.0, 4.0, 4.0, 5.0, 4.0, 5.0, 2.0, 4.0], "U4": [4.0, 2.0, 3.0, 4.0, 4.0, 4.0, 2.0, 2.0, 5.0, 5.0], "I2": ["Riddley Walker, Expanded Edition", "Deck Z: The Titanic: Unsinkable. Undead", "The Impeachment of Abraham Lincoln", "The Art of Fielding: A Novel", "The Incredible Shrinking Man", "The Amazing Adventures of Kavalier & Clay", "The Social Animal: The Hidden Sources of Love, Character, and Achievement", "Twelve Months (Life's Journey)", "Cobb: A Biography", "Endgame: Bobby Fischer's Remarkable Rise and Fall - from America's Brightest Prodigy to the Edge of Madness"], "I3": ["What's the Matter with White People: Why We Long for a Golden Age That Never Was", "Horns: A Novel", "Reading "Lolita" in Tehran: A Memoir in Books", "Alfred Hitchcock: A Life in Darkness and Light", "The Art of Racing in the Rain", "The Poisonwood Bible", "She-Wolves: The Women Who Ruled England Before Elizabeth", "Trinity", "The Bedwetter: Stories of Courage, Redemption, and Pee", "Care of Wooden Floors"], "I4": ["The Life of Andrew Jackson", "God Bless You, Mr. Rosewater: A Novel", "The Secret Life of Pronouns: What Our Words Say About Us", "Angela's Ashes : A Memoir of a Childhood", "The Map of Time: A Novel (The Map of Time Trilogy)", "Cronkite", "Sin in the Second City: Madams, Ministers, Playboys, and the Battle for America's Soul", "The Arranger: A Futuristic Thriller", "The Warmth of Other Suns: The Epic Story of America's Great Migration", "The Years of Lyndon Johnson: The Path to Power"]}
{"id": "a82024c31ba738062edb009976f2469b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Thoughts from the Heart of the Soul: Meditations on Emotional Awareness", "Real Boys: Rescuing Our Sons from the Myths of Boyhood", "In Our Own Words: Extraordinary Speeches of the American Century", "The 21 Indispensable Qualities of a Leader: Becoming the Person Others Will Want to Follow", "The Power of Intention", "Living Fearlessly (Self-Realization Fellowship) (How-To-Live Series)", "Partnering With God : Practical Information for the New Millennium (Kryon Book Six)", "How to Use the Science of Mind", "Metaphysical Meditations (Self-Realization Fellowship)", "Oh My God! Are You Talking to Me?"], "I3": ["The Law of Success (Self-Realization Fellowship)", "Born Knowing", "Real Boys' Voices", "The Sexy Years: Discover the Hormone Connection--The Secret to Fabulous Sex, Great Health, and Vitality, for Women and Men", "The Working Poor: Invisible in America", "Cancer Schmancer", "Dream It Do It: Inspiring Stories of Dreams Come True", "The Voice of Knowledge: A Practical Guide to Inner Peace", "MoveOn's 50 Ways to Love Your Country: How to Find Your Political Voice and Become a Catalyst for Change", "Voices from Ancient Bethlehem: A Dialogue with Jesus and the Twelve Apostles"], "I4": ["Trump: How to Get Rich", "The Dhammapada", "Sanford Meisner on Acting", "Failing Forward: Turning Mistakes into Stepping Stones for Success", "The Seven Spiritual Laws of Success: A Practical Guide to the Fulfillment of Your Dreams", "Soul Love: Awakening Your Heart Centers (Sanaya Roman)", "Opening to Channel: How to Connect with Your Guide (Sanaya Roman)", "Ideas and Opinions", "The Nag Hammadi Library in English", "The Illustrated 'A Brief History of Time' and 'The Universe in a Nutshell'"]}
{"id": "d7522bb0fa3d0b6828a81b0734c2fa2e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 3.0, 4.0, 5.0, 4.0, 3.0, 3.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 2.0, 4.0, 4.0], "U4": [5.0, 5.0, 4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0], "I2": ["The Joy of Pubs: Because a Man's Place Is in the Pub", "Killing Cupid (A Jaine Austen Mystery)", "Ghostly Tales: Poltergeists, Haunted Houses, and Messages from Beyond", "The Rude Story of English", "Earthquake Storms: The Fascinating History and Volatile Future of the San Andreas Fault", "The Dalai Lama's Cat", "Practice to Deceive", "Elizabeth of York", "The Dead in Their Vaulted Arches: A Flavia de Luce Novel", "Strongwood: A Crime Dossier"], "I3": ["Grey Howl (A Dulcie Schwartz Cat Mystery)", "You Can't Iron a Wrinkled Birthday Suit", "A World Without Jews: The Nazi Imagination from Persecution to Genocide", "The Mangle Street Murders  (Gower Street Detective series, Book 1) (The Gower Street Detective)", "The Dalai Lama's Cat", "Lost and Found in Camden", "American Quartet: A Novel", "An English Baby Boomer: My Life and Times", "Guidebook to Murder", "The Knight Who Saved England: William Marshal and the French Invasion, 1217 (General Military)"], "I4": ["Blue Lonesome", "Muzzled (Kate Turner, DVM, Mysteries)", "The Chronicles of Pauncefoot and Longshanks: The Making of a King - Kindle edition", "Clash of the Financial Pundits: How the Media Influences Your Investment Decisions for Better or Worse", "The New Colossus", "The HOLLOW GROUND: A Novel", "Scotch Rising (Markinch Series) (Volume 1)", "Ricochet: Riding a Wave of Hope with the Dog Who Inspires Millions", "London's Strangest Tales: Historical Royal Palaces: Extraordinary but True Stories (Strangest series)", "The Girl in the Empty Dress (Bennett Sisters Mysteries) (Volume 2)"]}
{"id": "721f05744abc545fef01a55dd7bd5b25", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 2.0, 5.0, 2.0, 5.0, 3.0, 4.0, 3.0, 5.0], "U3": [5.0, 4.0, 5.0, 3.0, 5.0, 4.0, 4.0, 3.0, 5.0, 5.0], "U4": [4.0, 3.0, 5.0, 3.0, 3.0, 5.0, 5.0, 5.0, 4.0, 1.0], "I2": ["Reckless (Thoughtless)", "The Gamble (Colorado Mountain)", "Forever Mine: The Moreno Brothers", "Hopeless", "Boycotts & Barflies", "Slammed", "Wait for You (Wait for You Saga)", "Point of Retreat", "Chain Reaction (A Perfect Chemistry Novel)", "Poughkeepsie (The Poughkeepsie Brotherhood Series)"], "I3": ["Young Love Murder", "Avoiding Commitment (Avoiding Series)", "Avoiding Responsibility (Avoiding Series)", "Avoiding Intimacy (Avoiding Series)", "Find You in the Dark", "Fallen Too Far", "Never Too Far (Tempting Too Far Novel)", "On Dublin Street (On Dublin Street Series)", "Fever (Breathless Trilogy) by Maya Banks ( 2013 ) Paperback", "Fever (Breathless)"], "I4": ["Walking Disaster", "Connected (The Connections Series)", "Fighting for Flight (The Fighting Series)", "Rock the Band (Black Falcon)", "Rock the Heart (Black Falcon)", "Undeniable", "Beneath This Man (A This Man Novel)", "Beautiful Stranger", "Blindfolded Innocence (Hqn)", "Surrender Your Love"]}
{"id": "e2a01c131176ec02c9f4c51fad3ab180", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U3": [4.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0], "U4": [5.0, 5.0, 5.0, 4.0, 3.0, 5.0, 4.0, 5.0, 5.0, 5.0], "I2": ["Katie's Choice: A Clover Ridge Novel", "Gabriels Bride (A Clover Ridge Novel)", "Blueberry Cupcake Mystery (Amish Sweet Shop Mystery) (Volume 1)", "Dawn at Emberwilde (A Treasures of Surrey Novel)", "My Mother's Quilts: Devotions from a Legacy of Needlework", "Answering Sarah", "Message In A Bottle: A Surf's Up Novella", "Deep Shadows (The Remnant)", "Wisdom to Know (Grant Us Grace) (Volume 1)", "The Steeplechase: A Christian Historical Romance"], "I3": ["The Preacher's Faith (Red River Romance) (Volume 1)", "Missing (The Nikki Boyd Files)", "Leaving Oxford (Southern Hearts Series) (Volume 1)", "Going Up South (Southern Hearts Series) (Volume 2)", "What God Brings Together", "Dance and Be Glad (Promises fromm Above) (Volume 2)", "She Who Knows: A Tale of the Heart", "No Neutral Ground: A World War II Romance (Promise for Tomorrow) (Volume 2)", "Saving The Marquise's Granddaughter", "Shattered By Death: A Jo Oliver Thriller Book Two (Volume 2)"], "I4": ["The Promise of Jesse Woods", "Disillusioned", "Tackling the Fields (Southern Hearts Series) (Volume 3)", "Love Impossible: Amish Dreams", "Twice Redeemed (The Jericho Resistance) (Volume 2)", "Without Warning (Elite Guardians)", "Her Texas Cowboy (New Horizon Ranch) (Volume 1)", "The Ringmaster's Wife", "The Loyal Heart (A Lone Star Heros Love Story)", "A Bee In Her Bonnet (The Honeybee Sisters)"]}
{"id": "60a1e517e6b76bce15dddec4598fa93b", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 3.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0], "U3": [5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0], "U4": [3.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0], "I2": ["Always on My Mind (Christiansen Family)", "Paper Hearts", "When", "The Dandelion Field (A Banister Falls Novel)", "Sabotaged (Alaskan Courage) (Volume 5)", "By Your Side (Crisis Team)", "Shadow Study (Study Series)", "Jaded: A Novel (Mended Hearts Series)", "How to Catch a Prince (Royal Wedding Series)", "The Winner's Crime (The Winner's Trilogy)"], "I3": ["Breaking Sky", "The Orphan Queen", "Wednesday Riders (Island Series) (Volume 2)", "Mastering Pasta: The Art and Practice of Handmade Pasta, Gnocchi, and Risotto", "Double Cross (FBI: Houston)", "Mac on the Road to Marseille: The Adventures of Mademoiselle Mac", "Buried Secrets: A Novel (Men of Valor)", "From the Start", "The Truth About Us", "The Truth About Jack"], "I4": ["99 Days", "Magonia", "A Love Like Ours (Porter Family Novels)", "Taken", "Crumb: A Baking Book", "Crimson Bound", "Saint Anything", "The Summer After You and Me", "Halfway Perfect", "Some Kind of Normal"]}
{"id": "bc662447025bee1d18952cfc33f92895", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 3.0, 4.0, 5.0, 4.0, 3.0, 2.0, 4.0], "U3": [4.0, 4.0, 2.0, 3.0, 3.0, 3.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 4.0, 5.0, 3.0, 2.0, 5.0, 5.0, 2.0, 2.0, 3.0], "I2": ["Fury's Kiss", "Black Lament (A Black Wings Novel)", "Captain Vorpatril's Alliance Limited Signed Edition (Vorkosigan Saga)", "True Colors: A Novella of the Elder Races", "The Witch's Dream (The Order of the Black Swan, Book 2) (Knights of Black Swan, Book 2)", "Cornering Carmen: Dragon Lords of Valdier Book 5", "A Night of Wickedness: An Erotic Paranormal Romance (Wicked Ways) (Volume 1)", "The Werewolf Prince And I (Moretti Werewolf Series) (Volume 1)", "Marriage Under Suspicion (Harlequin Presents #2058)", "Beyond the Veil (Grey Wolves)"], "I3": ["Star's Storm: Lords of Kassis Book 2: Lords of Kassis Book 2 (Volume 2)", "Marked", "The Eldritch Conspiracy (The Blood Singer Novels)", "The Wolf's Mate Book 5: Bo & Reika (Volume 5)", "Fate and Fury (The Grey Wolves) (Volume 6)", "Wolf with Benefits (Brava Paranormal Romance)", "Chasing Sam (Vegas Mates) (Volume 1)", "Allegiance Sworn (A Novel of the Light Blade)", "The Strength of the Pack (The Tameness of the Wolf) (Volume 1)", "Prince's Gambit (The Captive Prince Trilogy)"], "I4": ["Born: The Born Trilogy (Volume 1)", "Dirty Laundry (Cole Mcginnis Mysteries)", "Forever Promised (Promise Rock)", "Hunt", " Denver Pack Christmas eBook", "The Alpha's Daughter (The Wolvers) (Volume 3)", "Justice (The Galilee Falls Trilogy) (Volume 1)", "Shadowed: Brides of the Kindred 8 (The Brides of the Kindred) (Volume 8)", "Standoff (Cascadia Wolves, Book 5)", "Stealing Liberties: Task Force 125 Book 4"]}
{"id": "f549412a0330c11f69151e96ef98cf2a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Talented", "Caged (Talented Saga)", "Reaping Me Softly (The Reaper Series)", "Humpty Dumpty: The killer wants us to put him back together again", "Resisting the Bad Boy (Nice Girl to Love)", "Falling for the Good Guy (Nice Girl to Love, Book Two) (Volume 2)", "The Silent Swan", "Love Me (Keatyn Chronicles)", "Driven ((The Driven Trilogy))", "Fueled (The Driven Trilogy)"], "I3": ["Very Bad Things (Briarwood Academy) (Volume 1)", "Sanctuary", "After Tuesday", "Crash Into Me", "Man of My Dreams", "Rock the Heart (Black Falcon)", "Choosing the Right Man (Nice Girl to Love, Book Three) (Volume 3)", "Nice Girl to Love: The Complete Collection (Books 1, 2, and 3)", "Sworn to Raise: Courtlight #1", "The Billionaire's Second-Chance Bride: (The Romero Brothers, Book 1) (Volume 6)"], "I4": ["Sworn to Transfer: Courtlight #2", "Rouge (Volume 1)", "Beautiful Surrender (The Surrender Series Book Three)", "Finding Olivia", "Play With Me (Grover Beach Team)", "The Man Painter (The Painter Series) (Volume 2)", "The Earth Painter", "The Clockwork Dragon", "The Difference Between Night and Day", "Out of Line: Out of Line #1"]}
{"id": "f0c4068f69b01869534c64407e46477c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 3.0, 3.0, 5.0, 3.0, 2.0, 4.0, 3.0, 4.0, 5.0], "U3": [5.0, 4.0, 5.0, 3.0, 3.0, 4.0, 5.0, 4.0, 4.0, 3.0], "U4": [5.0, 5.0, 3.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0], "I2": ["Duel: Alexander Hamilton, Aaron Burr, And The Future Of America", "Murder Room.", "The Last Full Measure: A Novel of the Civil War (Civil War Trilogy)", "Theodore Rex", "The Last Campaign: Robert F. Kennedy and 82 Days That Inspired America", "The Magic of Groundhog Day: Transform Your Life Day by Day", "One Minute to Midnight: Kennedy, Khrushchev, and Castro on the Brink of Nuclear War", "Gut Feelings: The Intelligence of the Unconscious", "The One from the Other: A Bernie Gunther Novel", "The Great Gatsby (Collins Classics)"], "I3": ["Sea of Glory: America's Voyage of Discovery, The U.S. Exploring Expedition, 1838-1842", "Death at La Fenice: A Novel of Suspense", "River of Doubt", "The Candy Bombers: The Untold Story of the Berlin Airlift and America's Finest Hour", "The Last Expedition: Stanley's Mad Journey Through The Congo", "The Best Game Ever: Giants vs. Colts, 1958, and the Birth of the Modern NFL", "Ghost Soldiers: The Forgotten Epic Story of World War II's Most Dramatic Mission", "Acqua Alta", "Che Guevara: A Revolutionary Life", "Indian Summer: The Secret History of the End of an Empire"], "I4": ["The Art of Political Murder: Who Killed the Bishop?", "Vanity of Duluoz: An Adventurous Education, 1935-46", "Eric Clapton: The Autobiography. by Eric Clapton with Christopher Simon Sykes", "The Looming Tower: Al-Qaeda's Road to 9", "They Marched Into Sunlight: War and Peace Vietnam and America October 1967", "The Assassins' Gate: America in Iraq", "Hitler's Peace", "Pictures at a Revolution: Five Movies and the Birth of the New Hollywood", "Imperial Life in The Emerald City: Inside Iraq's Green Zone", "Down with Big Brother: The Fall of the Soviet Empire"]}
{"id": "502b71bb95d8e80701e80a72b3334107", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 2.0, 5.0, 5.0, 4.0, 5.0, 1.0, 3.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 2.0, 5.0], "I2": ["The Bicycle Teacher", "Aggravated Circumstances", "No Alligators in Sight: A Novel", "Joe Ledger: Special Ops", "True Gold (Time in Yellowstone) (Volume 2)", "Road Salt (Wings from Ashes)", "Missing You", "GM", "The Reading Lessons", "Islands"], "I3": ["A Call to Arms: The Civil War Adventures of Sarah Emma Edmonds, alias Private Frank Thompson", "Learn to Arm Knit", "Much Ado in Montana", "Red River", "Cabello (Volume 1)", "Go Away Home", "Smile of Truth", "Amarna Book I: Book of Ida: A Historical Novella", "A Dubious Curse: A Collton Banyon Mystery #8 (A Colton Banyon Mystery) (Volume 8)", "Beyond the Cave: A Novel"], "I4": ["A Name to Die for", " Wind River Refuge eBook", "Wet Work: A Dominick Candiotti Suspense Novel", "Vengeance Follows: A Novel", "Murder Over the Border", "Murder in Caney Fork", "A Luminous Future: Growing up in Transylvania in the Shadow of Communism", "Voice of an Angel", " Memoirs of a Widow", "Rough Justice"]}
{"id": "b52a2c884ce15d464db1bdae96ec1098", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 3.0, 3.0, 2.0, 3.0, 3.0, 3.0, 3.0, 3.0], "U3": [4.0, 1.0, 4.0, 5.0, 3.0, 3.0, 5.0, 5.0, 3.0, 2.0], "U4": [4.0, 3.0, 4.0, 4.0, 4.0, 2.0, 1.0, 4.0, 2.0, 4.0], "I2": ["Fertile Ground", "Predator (Isaac Asimov's Robots in Time)", "A Stainless Steel Rat Is Born (Stainless Steel Rat, Book 1)", "American Gods", "The Illuminati", "The Origin of Satan", "Darwin's Radio", "The Summoning (Forgotten Realms:  Return of the Archwizards, Book 1)", "More Annotated H.P. Lovecraft", "The Siege (Forgotten Realms:  Return of the Archwizards, Book 2)"], "I3": ["The Sorcerer: Return of the Archwizards, Book III (The Return of the Archwizards)", "Planeswalker (Magic: The Gathering: Artifacts Cycle, Book II)", "The Demon in the Freezer: A True Story", "The Jesus Mysteries: Was the Original Jesus a Pagan God?", "Rain Fall", "Elminster: The Making of a Mage (Forgotten Realms)", "Elminster in Myth Drannor", "Lucky Wander Boy", "Revelations of the Dark Mother: Seeds from the Twilight Garden (Vampire: The Masquerade Novels)", "The Temptation of Elminster: The Elminster Series"], "I4": ["Warrior (Isaac Asimov's Robots in Time)", "Emperor (Isaac Asimov's Robots in Time)", "Vegetarian Times Vegetarian Beginner's Guide", "Gilded Cage (Vampire: The Masquerade Novels)", "The Seville Communion", "Hardwired (Transformers, Book 1)", "Ethics & Other Liabilities: Trying to Live Right in an Amoral World", "Digital Fortress", "Headlong: A Novel (Bestselling Backlist)", "Concrete Jungle (Predator)"]}
{"id": "8b9d775914a2729ccdb914a1041ed23d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0], "U3": [5.0, 4.0, 4.0, 5.0, 3.0, 3.0, 5.0, 4.0, 4.0, 5.0], "U4": [4.0, 3.0, 3.0, 5.0, 5.0, 5.0, 4.0, 5.0, 3.0, 5.0], "I2": ["The People's Land: Eskimos and Whites in the Eastern Arctic (Pelican)", "Three 'Whys' of the Russian Revolution", "Smith & Hawken: 100 Heirloom Tomatoes for the American Garden", "Radical Ecology: The Search for a Livable World (Revolutionary Thought and Radical Movements)", "Operation Torch: The Allied gamble to invade North Africa", "The Green Revolution: The American Environmental Movement, 1962-1992 (A Critical Issue)", "Strangers devour the land: The Cree hunters of the James Bay area versus Premier Bourassa and the James Bay Development Corporation", "Turtle Talk: Voices for a Sustainable Future (The New Catalyst Bioregional Series)", "War and our world (The Reith lectures)", "CANADA NORTH NOW - The Great Betrayal"], "I3": ["Once Upon an Eskimo Time", "In Armageddon's Shadow: The Civil War and Canada's Maritime Provinces", "Currahee!: A Paratrooper's Account of the Normandy Invasion", "Iron Coffins: A Personal Account of the German U-boat Battles of World War II,", "Ghosts and Haunts of the Civil War: Authentic Accounts of the Strange and Unexplained", "A Treasury of Georgia Tales (Stately Tales)", "Gentlewoman in Upper Canada", "Donnellys Must Die", "From Napoleon to Stalin: Comments on European History", "Mother, May You Never See the Sights I Have Seen: The Fifty-Seventh Massachusetts Veteran Volunteers in the Army of the Potomac, 1864-1865"], "I4": ["The Germans: Who Are They Now?", "Orpheus Emerged", "Army Group North: The Wehrmacht in Russia 1941-1945 (Schiffer Military History)", "Arctic Memories: Living With the Inuit (Travel Writing)", "Of Mice and Men", "Cannery Row", "Prochain Episode (New Canadian Library)", "Inuit: The North in Transition", "Blackout", "The Blue Mountains of China (New Canadian Library)"]}
{"id": "3d3441adb93db508f420cb9b5ca968ec", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 2.0, 5.0, 5.0, 4.0, 3.0, 2.0, 3.0, 5.0, 5.0], "U3": [2.0, 5.0, 1.0, 3.0, 5.0, 3.0, 4.0, 4.0, 1.0, 2.0], "U4": [2.0, 5.0, 3.0, 1.0, 2.0, 2.0, 5.0, 4.0, 4.0, 3.0], "I2": ["To the Edge: A Man, Death Valley, and the Mystery of Endurance", "The Five People You Meet in Heaven (Random House Large Print)", "Born in the Delta: Reflections on the Making of a Southern White Sensibility", "Of Long Memory: Mississippi And The Murder Of Medgar Evers", "Shadow Divers: The True Adventure of Two Americans Who Risked Everything to Solve One of the Last Mysteries of World War II", "The Algeria Hotel: France, Memory, and the Second World War", "Mississippi Liberal: A Biography of Frank E. Smith.", "The Plot Against America", "Rising Tide: The Great Mississippi Flood of 1927 and How It Changed America", "Bayou Farewell: The Rich Life and Tragic Death of Louisiana's Cajun Coast"], "I3": ["The Jane Austen Book Club", "Ghost of the Hardy Boys", "Inside the Kingdom: My Life in Saudi Arabia", "A confederacy of dunces", "Ignatius Rising: The Life of John Kennedy Toole", "Boy with Loaded Gun: A Memoir", "No Heroes: A Memoir of Coming Home", "Mississippi: An American Journey", "Ten Poems to Change Your Life", "The Last Juror"], "I4": ["Desert Queen", "Jewish as a Second Language: How to Worry, How to Interrupt, How to Say the Opposite of What You Mean", "Plainsong", "Coach: Lessons on the Game of Life", "Thunder at Meridian: A true story of courage and violence in the deepest South; Meridian, Mississippi, 1695-1995", "The Broker", "Trail Fever: Spin Doctors, Rented Strangers, Thumb Wrestlers, Toe Suckers, grizzly Bears, and  Other Creatures on the Road to the White House", "A Few Bloody Noses: The Realities and Mythologies of the American Revolution", "Shackleton's Boat Journey", "Safe Return Doubtful"]}
{"id": "18e36cbb0c3f75d58255a08fa0cf9e76", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 2.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 3.0], "U4": [5.0, 5.0, 4.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Beautiful Disaster", "The Secret of Ella and Micha", "Tempting the Player", "Bohemia", "We Are Savages", "Secrets Vol. 4", "Elixir: A Covenant Novella", "Deity (The Third Covenant Novel) (Covenant Series)", "Christmas Kisses", "The Covenant: A Novel"], "I3": ["Half-Blood: The First Covenant Novel (Covenant Series) (Volume 1)", "Daimon: The Prequel to Half-Blood (Covenant)", "Pure: The Second Covenant Novel", "Someone to Love", "First Frost (Frost Series) (Volume 1)", "Wither (Chemical Garden)", "Gargoyle", "Secrets Vol. 5", "The Girl Who Remembered Horses", "There Are Giants In This Valley (Giant's War Trilogy) (Volume 1)"], "I4": ["The Arrangement 2", "Unmaking Hunter Kennedy", "Here: Here Trilogy", "Opal: A Lux Novel", "Full Moon Kisses", "Demons Forever (The Shadow Demons Saga) (Volume 6)", "Gates of Paradise (A Blue Bloods Novel)", "Pushing the Limits", "The Arrangement 3 (Volume 3)", "Scandalous 2"]}
{"id": "9ac17db0a98ccd825e0302ad0f80b9bc", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 3.0, 5.0, 3.0, 4.0, 3.0, 4.0, 3.0, 3.0, 4.0], "U3": [4.0, 3.0, 3.0, 3.0, 3.0, 4.0, 4.0, 4.0, 3.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 3.0, 5.0, 3.0, 4.0, 4.0], "I2": ["Fatal Deception (The Fatal Series)", "Silent Revenge", "Snatched (Will Trent series, Book 6)", "Agents Under Fire (novella trilogy): Guardian Agent, Avenging Agent, Warrior Agent", "Deathscape (Broslin Creek) (Volume 1)", "The Sheikh's Bargain Bride (Desert Kings)", "Until You", "Intimate Strangers", "Nightfire: A Protectors Novel: Marine Force Recon (The Protectors Trilogy)", "Fatal Heat: A Navy SEAL Novella"], "I3": ["Hotter Than Wildfire: A Protectors Novel: Delta Force (The Protectors Trilogy)", "His to Protect (Red Stone Security Series) (Volume 5)", "Fatal Deception (Red Stone Security Series) (Volume 3)", "Miami, Mistletoe & Murder: Red Stone Security, Book 4", "Miami, Mistletoe & Murder (Red Stone Security Series) (Volume 4)", "Exquisite Acquisitions", "Sunset Surrender", "Danger Next Door (Red Stone Security Series) (Volume 2)", "Killer Secrets", "Deadly Offerings (Volume 1)"], "I4": ["Waking Up With the Duke (London's Greatest Lovers)", "When You Give a Duke a Diamond", "The Duke and I (Bridgertons)", "It's In His Kiss (Bridgertons)", "The HEART YOU OWN (Crimson Romance)", "Sweet Surrender", "The Wreck", "Secret Santa: A Bluegrass Series Novella", "Love's Promise (Lord Trent)", "A Kiss in the Dark"]}
{"id": "01c8cfd94b8b89099d91a5a2504a196c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Crashing Prom", "It's A Date (The Date Series) (Volume 1)", "A Second Chance at Paris (Bayou's End) (Volume 1)", "Wings Over Poppies (The Over Series) (Volume 2)", "The Belonging Duet", "Where We Belong (Belong Series)", "Bright Side", "Twisted Luck (Run Of Luck) (Volume 1)", "Learning to Live (The Infinite Love Series) (Volume 1)", "Crown Me (Royals Saga) (Volume 3)"], "I3": ["Unexpected Changes (Chances Series) (Volume 2)", "Love on the Screen", "Lighter (Begin Again) (Volume 1)", "The Legend of Arturo King (Legendary Rock Stars)", "The Perception", "Fragrance Free: Sensations Collection 3", "Consolation: The Salvation Series, Book 3", "Pretty Pink Ribbons (A Touch of Fate) (Volume 2)", "Pocketful of Sand", "Fire Down Below (Gynazule) (Volume 1)"], "I4": ["Careful What You Wish For", "Snow White Lies (Fairy Tale Confessions) (Volume 3)", "Man Up Party Boy", "Cherry Girl: Neil & Elaina #1 (Blackstone Affair)", "Gus", "Hexed Hearts", "Unscripted (Unspoken Series) (Volume 2)", "Solstice Burn (Club Altura Romance)", "Collide (Collide Series) (Volume 1)", "Protecting Shaylee (The Fae Guard Series Book One) (Volume 1)"]}
{"id": "120f8a037c6063597fcf7f37ed88b2f2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 2.0, 3.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 3.0, 4.0, 3.0, 5.0], "I2": ["Black Vol. 1: An Erotic Vampire Romance (Volume 1)", "The Truth: Book 3 in The Descendant Vampire Series (Volume 3)", "The God Organ", "Angel Manor", "Kris Longknife: Tenacious", "Bloom", "When Lightning Strikes", "The Dead are Watching: Ghost Stories from a Reluctant Psychic", "As You Wish", "At Hell's Gates: Volume One (Volume 1)"], "I3": [" Fungal Tide eBook", "Vampire Princess Rising (Winters Saga) (Volume 2)", "Time of Death Book 2: Asylum (A Zombie Novel)", "Dead Hunger II: The Gem Cardoza Chronicle (Volume 2)", "Dead Hunger (Volume 1)", " The Mating Challenge (BBW Shifter Romance) (Vanished Book 2) eBook", "Plague of Coins (Judas Chronicles)", "Stolen Fate", "Dead Hunger IV: Evolution", "Dead Hunger III: The Chatsworth Chronicles (Volume 3)"], "I4": ["INK: Fine Lines (Volume 1)", "Harvest (The Harvest Trilogy)", "Renegade: Book 2 The Captive Series (Volume 2)", "Dark Prophet (The Chronicles of Koa) (Volume 2)", "Mystian Dawning: Cyan Series Volume 1", "Refugee: Book three The Captive Series", "Under A Colder Sun (Khale the Wanderer) (Volume 1)", "3:AM Kisses (3:AM Kisses 1)", "After Tomorrow", "Lords of Rainbow or The Book of Fulfillment"]}
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{"id": "6b3bde2787d98764cc2cc14bc6f7c292", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 5.0, 3.0], "U3": [3.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 3.0], "U4": [4.0, 4.0, 4.0, 5.0, 3.0, 4.0, 3.0, 5.0, 3.0, 2.0], "I2": ["The Amulet of Samarkand (The Bartimaeus Trilogy, Book 1)", "My Brother, My Enemy (Star Wars: Rebellion, Vol. 1)", "Valley of Fear (Unicorns Of Balinor #3)", "Shadowman", "The Dragon Book: Magical Tales from the Masters of Modern Fantasy", "Good Dog, Carl", "Frostbite", "Ravine Volume 1", "Shadow Bound", "Quite Contrary"], "I3": ["Spellbinding", "Safe from the Past: A Story of Hope, Faith and Determination", "13 British Horror Stories", "Fifth Avenue", "Dreamer (Chronicles of Marithe)", "Shadow Fall", "The Exemeus: Hyalee's Story", "Nameless", "The Art of Bioshock Infinite", "French Tango"], "I4": ["The Adventures of the Princess and Mr. Whiffle: The Thing Beneath the Bed", "Jack Canon's American Destiny", "Anna to the Infinite Power", "Scrap", "Dead Center", "Dark Swan: Storm Born Volume 1", "Tumford's Rude Noises", "The Lost King (Star of the Guardians, Vol 1)", "I, Minion (The Minion Chronicles)", "The Fastest Growing Religion on Earth: How Genealogy Captured the Brains and Imaginations of Americans"]}
{"id": "8d3da4e56021249892589e3a0cc520c0", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U3": [5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "I2": ["Demons Like It Hot (Demons Unleashed)", "Lorcan's Desire (Whispering Pine Ranch, No. 1)", "Echoes of Magic", "Forever and a Day (The Rumor Series)", "Dangerous Magic", "Secrets of an Accidental Duchess (A Donovan Novel)", "Hot Secrets: Tall, Dark and Deadly Book 1", "Fury of Fire (Dragonfury Series)", "The Night Lamp", "Angel of Darkness (Fallen)"], "I3": ["Dangerous Secrets: Tall, Dark and Deadly Book 2 (Volume 2)", "Secrets of an Accidental Duchess (A Donovan Novel)", "Shades of Gray", "The Claimed (Sin Hunters)", "A Werewolf's Soldier (Warwolves)", "If I Were You: Inside Out Trilogy (Volume 1)", "Watch Me", "Angel Betrayed (Fallen)", "The Wolf Within (Purgatory) (Volume 1)", "Alpha One"], "I4": ["Dangerous Waters (The Barkley Sound Series)", "Die For Me: A Novel of the Valentine Killer", "Tart (A Delicious Novel)", "Lush (A Delicious Novel)", "Midnight Secrets: The Wildefire Series", "Beautiful Creatures. by Kami Garcia & Margaret Stohl", "Immortal City: First Edition", "The Immortal Rules (Blood of Eden)", "Beautiful Darkness (Beautiful Creatures)", "Howl For It"]}
{"id": "c1ce7a9537086d0a044c08437e7ebdfc", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 3.0, 3.0, 4.0, 4.0, 4.0, 5.0, 4.0, 5.0], "U3": [4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0, 3.0, 5.0, 4.0], "U4": [4.0, 5.0, 2.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0], "I2": ["Made for You (The Best Mistake)", "Flirting On Ice", "Love at Mistletoe Inn", "Sugar's Twice as Sweet: Sugar, Georgia: Book 1", "Falling for the Enemy", "Pretending with the Playboy (In Love with a Tycoon)", "Best Man For Hire", "The Trouble with Texas Cowboys (Burnt Boot, Texas)", "Her Backup Boyfriend (a Sorensen Family novel)", "Foolproof (Drexler University)"], "I3": ["The Penthouse Prince", "Earls Just Want to Have Fun (Covent Garden Cubs)", "Rough Rider (Hot Cowboy Nights)", "How to Kiss a Cowboy (Cowboys of Decker Ranch)", "Sleeping With Her Enemy (49th Floor)", "Blushing", "Jaguar Pride (Heart of the Jaguar)", "Cowboy Heaven", "Guarding His Heart (Half Moon Bay) (Volume 3)", "In the Red Zone (The Kelly Brothers) (Volume 6)"], "I4": ["The Virgin Romance Novelist", "Homefront (Volume 1)", "When a Rake Falls (The Rake's Handbook)", "Wait for Me / Trust in Me (Montgomery Brothers)", "His Billion-Dollar Dilemma (Guide to Love) (Volume 2)", "Rescued by the Rancher (Tall Pines Ranch) (Volume 2)", "A Month of Sundays (Somewhere, TX) (Volume 6)", "Down the Shore: A rock and roll romantic comedy", "Since Drew", "No One Like You (Barefoot William Beach)"]}
{"id": "5479ffde8e010ad2f4eb23b4321326f2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 4.0, 5.0, 3.0, 3.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U4": [4.0, 3.0, 5.0, 5.0, 4.0, 4.0, 5.0, 3.0, 3.0, 5.0], "I2": ["Changes (The Dresden Files)", "WPF 4 Unleashed", "River Marked (Mercy Thompson, Book 6)", "Ariel", "Blood Red Road: Dustlands: 1", "Agatha H. and the Airship City (Girl Genius Series)", "Agatha H and the Airship City: Girl Genius #1", "Devil's Plaything", "Indigo: In Search of the Colour That Seduced the World", "Overkill"], "I3": ["Undercurrents (Orphans Legacy)", "The Genesis Key", "Jane Jones: Worst. Vampire. Ever.", "The Undrowned Child", "The Shakespeare Thefts: In Search of the First Folios", "Sanctus (The Sanctus Trilogy)", "The Eleventh Plague", "Sidekicks", "How to Make Patent Drawings Yourself : Prepare Formal Drawings Required by the U.S. Patent Office, 2nd Ed", "Mercury Rises"], "I4": ["Fodor's New Orleans 2012 (Full-color Travel Guide)", "Concrete Portable Handbook", "Eargle's The Microphone Book, Third Edition: From Mono to Stereo to Surround - A Guide to Microphone Design and Application (Audio Engineering Society Presents)", "Frame-By-Frame Stop Motion: The Guide to Non-Traditional Animation Techniques", "The Games", "Pro Tools 10 Power!: The Comprehensive Guide", "The Deep Zone: A Novel", "City of Dragons", "The Flatey Enigma", "Show Case: Developing, Maintaining, and Presenting a Design-Tech Portfolio for Theatre and Allied Fields"]}
{"id": "5cf1f283b840e9b0a543614a8bae6ef2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 3.0, 2.0, 3.0, 2.0, 3.0, 4.0, 4.0, 3.0, 3.0], "U3": [3.0, 2.0, 4.0, 3.0, 4.0, 2.0, 5.0, 3.0, 2.0, 3.0], "U4": [2.0, 3.0, 3.0, 2.0, 4.0, 3.0, 2.0, 3.0, 3.0, 3.0], "I2": ["Reign of Terror (Doctor Who Library)", "Doctor Who: Planet of Giants", "Doctor Who and an Unearthly Child (Doctor Who, Book 68)", "Doctor Who: City at World's End", "Doctor Who and the Keys of Marinus", "Marco Polo (Doctor Who #94)", "The Sorcerer's Apprentice (Doctor Who the Missing Adventures)", "The Witch Hunters (Doctor Who)", "Doctor Who: The Sensorites", "Doctor Who: The Aztecs"], "I3": ["Doctor Who and the Crusaders (Doctor Who)", "Galaxy Four (Doctor Who #104)", "The Empire of Glass (Doctor Who - The Missing Adventures Series)", "Doctor Who: The Romans", "The Plotters (Doctor Who)", "Galaxy Four (Doctor Who #104)", "Venusian Lullaby (Dr Who : The Missing Adventures)", "Doctor Who and the Zarbi", "Doctor Who: The Chase (Target Doctor Who Library)", "Doctor Who and the Dalek Invasion of Earth"], "I4": ["Doctor Who: The Space Museum", "Doctor Who-The Time Meddler", "Doctor Who: The Rescue", "Doctor Who: The Celestial Toymaker (Doctor Who Library)", "Independence Day (Doctor Who Series)", "Doctor Who: The Massacre (Doctor Who Library)", "The Savages (Doctor Who, Book 109)", "Doctor Who: The Ark", "Doctor Who the Daleks' Masterplan, Part II: The Mutation of Time (Target Doctor Who Library) (Bk. 2)", "Salvation (Doctor Who Series)"]}
{"id": "0423b643cc6f8dbeca9a4d1f694dbc9e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 3.0], "U3": [5.0, 3.0, 2.0, 3.0, 1.0, 4.0, 1.0, 4.0, 5.0, 5.0], "U4": [4.0, 3.0, 4.0, 3.0, 5.0, 3.0, 3.0, 2.0, 3.0, 5.0], "I2": ["Gone Girl", "Veronica Mars (2): An Original Mystery by Rob Thomas: Mr. Kiss and Tell", "Days of Blood & Starlight", "Daughter of Smoke & Bone", "Dreams of Gods & Monsters (Daughter of Smoke & Bone)", "A Great and Terrible Beauty (The Gemma Doyle Trilogy)", "Red Queen", "Brier Wood", "Graceling", "The Deal (Off-Campus) (Volume 1)"], "I3": ["World After: Penryn and the End of Days Book Two", "The DUFF: (Designated Ugly Fat Friend)", "The Girl on the Train", "I Hunt Killers", "Fire and Ice: A Novel", "Extreme Measures (Aegis)", "No Limits (An Ultimate Novel)", "Black Iris", "Unteachable", "End of Days"], "I4": ["Easy", "Breaking Point (An I-Team Novel)", "A Court of Thorns and Roses", "Magonia", "An Ember in the Ashes", "The Wrath & the Dawn (The Wrath and the Dawn)", "Crimson Bound", "Gage (The Barringer Brothers)", "The Cage", "Uprooted"]}
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{"id": "6aec620a6a30a7bf4992a680549c0018", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 3.0, 3.0, 4.0, 4.0, 4.0, 4.0, 4.0, 3.0], "U3": [5.0, 3.0, 4.0, 4.0, 5.0, 3.0, 4.0, 3.0, 4.0, 5.0], "U4": [5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 4.0, 4.0, 3.0, 5.0], "I2": ["The Cambridge Companion to Bob Dylan (Cambridge Companions to American Studies)", "Translating Hollywood", "Inventing Entertainment: The Player Piano and the Origins of an American Musical Industry", "Celebrity Vinyl", "Woodstock: Three Days That Rocked the World", "Indie Rock 101: Running,  Recording,  Promoting your Band (The Mastering Music Series)", "From Demo to Delivery (The Mastering Music Series)", "Canyon of Dreams: The Magic and the Music of Laurel Canyon", "Where the Mild Things Are: A Very Meek Parody", "Chicago Folk: Images of the Sixties Music Scene"], "I3": ["Latin Music USA DVD and CD Set", "Throw Out Fifty Things: Clear the Clutter, Find Your Life", "Taking Aim: Unforgettable Rock 'N' Roll Photographs Selcted by Graham Nash", "Photography in 100 Words: Exploring the Art of Photography with Fifty of its Greatest Masters", "Historic Photos of New Orleans Jazz", "Portable Grindhouse: The Lost Art of the VHS Box, Vol. 1 (v. 1)", "So Easy: Luscious, Healthy Recipes for Every Meal of the Week", "Bomp! 2 - Born in the Garage", "Encyclopedia of African American Actresses in Film and Television", "One Shoe Blues"], "I4": ["Every Nonprofit's Tax Guide: How to Keep Your Tax Exempt Status and Avoid IRS Problems", "Dangerously Funny: The Uncensored Story of 'The Smothers Brothers Comedy Hour'", "Off Broadway Musicals, 1910-2007: Casts, Credits, Songs, Critical Reception and Performance Data of More Than 1,800 Shows", "The Art of the LP: Classic Album Covers 19551995", "Unfinished Blues...Memories of a New Orleans Music Man", "Cold Pizza for Breakfast: A Mem-wha?", "Singing Out: An Oral History of America's Folk Music Revivals (Oxford Oral History Series)", "Oklahoma City Music: Deep Deuce and Beyond (Images of America)", "Role Models", "Countdown"]}
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{"id": "0d0a52a278d9cd0cac9538aa2feefa67", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0], "U4": [3.0, 3.0, 3.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0, 4.0], "I2": ["Underestimated", "His Need, Her Desire: Dominating Billionaires Erotic Romance (Volume 1)", "Dom Wars: Round One (Volume 1)", "The Gathering: Book One of the Lia Fail Chronicles", "Shuttered Affections (Cornerstone #1)", "Exposed Affections (Cornerstone #2)", "PP Brody", "Love and Lists (Chocoholics)", "A Year of You", "Pursued by the Playboy (Doctors of Rittenhouse Square) (Volume 1)"], "I3": ["Shadows of the Past (Others of Edenton)", "A Beautiful Prison", "Falling Into Place (Others of Edenton) (Volume 3)", "Silver Lining", "Her Dragon To Slay (Dragon Guard Series) (Volume 1)", "Her Dragon's Fire (Dragon Guard Series)", "Haunted By Her Dragon (The Dragon Guard Series) (Volume 3)", "Wicked Designs (League of Rogues)", "Stuck in Between (Bound by Your Love) (Volume 1)", "Captive: A New Life Series (Volume 1)"], "I4": ["Fallen (Chronicles of the Fallen) (Volume 1)", "The Law of Attraction (Lawyers In Love) (Volume 1)", "The Home Court Advantage (Lawyers In Love)", "Legal Briefs", "Vip", "Conflicted", "Emma Chase (Sins of the Father) (Volume 1)", "Unsettled (Chosen Series) (Volume 1)", "Nights Embrace (Others of Seattle) (Volume 1)", "Hot and Bothered (Hot in the Kitchen)"]}
{"id": "e7f0ebca8f322d62035c8f340d2e73b2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 1.0, 1.0, 3.0, 1.0, 4.0, 5.0, 5.0, 4.0], "U3": [2.0, 5.0, 2.0, 3.0, 5.0, 2.0, 2.0, 3.0, 1.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 2.0, 3.0, 4.0, 2.0, 5.0], "I2": ["Knight Awakened (Circle of Seven Series)", "Nefertiti's Heart (The Artifact Hunters) (Volume 1)", "Collide: Book One in the Collide Series", "The Rush (The Siren Series) (Volume 1)", "Unleashed (The Amoveo Legend)", "Norma Jean", "Fate War: Alliance (Volume 1)", "First Rider's Call", "Green Rider", "Touch of Steal (Clockwork Agents)"], "I3": ["Tangled (The Tangled Series)", "The High King's Tomb (Green Rider, Book 3)", "Escaping Reality (The Secret Life of Amy Bensen) (Volume 1)", "Midnight Frost (Turtleback School & Library Binding Edition) (Mythos Academy Novels)", "Cast in Sorrow (Chronicles of Elantra)", "This Much Is True", "Raising Ryann (Bad Boy Reformed)", "Driven ((The Driven Trilogy))", "Gears of a Mad God: A Steampunk Lovecraft Adventure", "Fueled (The Driven Trilogy)"], "I4": ["Divergent", "My Lady Quicksilver (London Steampunk)", "The Crown of Embers (Girl of Fire and Thorns)", "The Crown of Embers: Fire and Thorns, Book 2", "Rapture's Edge (A Night Prowler Novel)", "Torrent: Rust & Relics, Book 1 (Rust and Relics) (Volume 1)", "A Lady of Resources: A steampunk adventure novel (Magnificent Devices) (Volume 5)", "You Are Mine (Mine Series) (Volume 1)", "Betrothed", "The Bitter Kingdom (Girl of Fire and Thorns)"]}
{"id": "c07547e469b52b40cee1da342d485d2d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 4.0, 3.0, 3.0, 4.0, 4.0, 3.0, 3.0, 3.0, 4.0], "U3": [4.0, 4.0, 1.0, 2.0, 4.0, 4.0, 5.0, 2.0, 3.0, 4.0], "U4": [4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 2.0, 4.0, 4.0], "I2": ["Bastian: The Lords of Satyr", "Agnes Grey, The Tenant of Wildfell Hall (Everyman's Library)", "The Bottle Factory Outing", "Gourmet", "Fahrenheit 451", "Talking with Serial Killers", "Charlotte Markham and the House of Darkling", "The Fall of Troy", "The Conversation", "A Negotiated Marriage"], "I3": ["Catalina", "The Shattered Door: Morrison Investigations (Volume 1)", "The Prophesy Gene", "Undone (Volume 1)", "The Almond Tree", "There Are Reasons Noah Packed No Clothes", "Take Me Under (A Dangerous Tides Novel)", "Secret Santa: A Bluegrass Series Novella", "Four in Hand (Masquerade Large Print S.)", "Caught"], "I4": ["Anzacs In Arkhangel: The Untold Story Of Australia And The Invasion Of Russia 1918-19", "Dead of Night: A Zombie Novel (Dead of Night Series)", "Caine's Reckoning (Hell's Eight)", "Sam's Creed (Hell's Eight)", "Macbeth: A Novel", "The Mall", "Naked Edge (I-Team, Book 4)", "Witchcraft", "The Black Jackals", "The Ward (Downside)"]}
{"id": "b06d3f27bdd347ff973792b6a519efb3", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Wolf Bride (Wolf Brides) (Volume 1)", "Dawson Bride (Wolf Brides) (Volume 3)", "Sawman Werebear (Saw Bears) (Volume 4)", "Coveted by the Bear", "One in a Bear-llion", "Fealty of the Bear (Hells Canyon Shifters) (Volume 2)", "Call of the Bear (Hells Canyon Shifters) (Volume 1)", "Avenge the Bear (Hells Canyon Shifters) (Volume 3)", "Claim the Bear (Hells Canyon Shifters) (Volume 4)", "Heart of the Bear (Hells Canyon Shifters) (Volume 5)"], "I3": ["Stripe-Tease: BBW Paranormal Shape Shifter Romance (Fur-ocious Lust) (Volume 3)", "No Ordinary Billionaire (The Sinclairs)", "Billionaire Unmasked (The Billionaire's Obsession) (Volume 6)", "Gabe: Alvarez Security Series", "Sylvia Day Crossfire Series Four Book Collection", "Love's Tempting (The Love's Series)", "Love's Trusting (The Love's Series)", "Axman Werebear (Saw Bears) (Volume 5)", "Shelter Me Home", "Bear My Soul (Fire Bears) (Volume 1)"], "I4": ["Taken by the Billionaire Werewolf: BBW Paranormal Bad Boy Billionaire Werewolf Romance (Kingwood Pack) (Volume 1)", "Crazy for Her (A K2 Team Novel)", "Tall, Dark & Polar", "Bear the Burn (Fire Bears) (Volume 2)", "The Alpha's Unwanted Mate", "Tony: Alvarez Security Series (Volume 2)", "Her Bear In Mind", "Outlaw's Kiss: Grizzlies MC Romance (Outlaw Love)", "Outlaw's Obsession: Grizzlies MC Romance (Outlaw Love)", "Bear the Heat (Fire Bears) (Volume 3)"]}
{"id": "22f83ee75c5400dc490adff17bd31a1f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 5.0, 3.0, 3.0, 3.0, 3.0, 3.0, 3.0], "U3": [2.0, 3.0, 3.0, 2.0, 4.0, 4.0, 3.0, 3.0, 2.0, 1.0], "U4": [4.0, 3.0, 4.0, 4.0, 3.0, 4.0, 4.0, 3.0, 3.0, 4.0], "I2": ["Patiently Alice", "Words of Silk (Brown, Sandra)", "Playing in Traffic", "Jason & Kyra", "Are You in the House Alone?", "The Magnate's Mistress", "Deliver Us from Evie", "Close Enough to Touch", "Desert Warrior (Harlequin Desire)", "Imani All Mine"], "I3": ["Gossip Girl (Gossip Girl)", "Swollen", "Shadows of Yesterday", "Walking Naked", "In My Bedroom", "The Million Dollar Divorce: A Novel", "10 Things to Do Before I Die", "The Farther You Run", "My Daughter's Boyfriend: A Novel", "Milk: A Novel"], "I4": ["Led Astray (Silhouette Intimate Moments, No 120)", "Demon Rumm", "Dough Boy", "Angel's Grace (Paula Wiseman Books)", "A Stranger In My Own House: The Story Of W. E. B. Du Bois (Portraits of Black Americans)", "A Younger Man (Silhouette Desire # 1479)", "What's Happily Ever After, Anyway?", "Gifted", "So Hard to Say", "Newly Wed"]}
{"id": "3323e1675728852af757a11df6d6f0d7", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 3.0, 5.0, 5.0, 4.0, 5.0, 2.0, 1.0, 5.0, 3.0], "U3": [2.0, 5.0, 5.0, 5.0, 4.0, 4.0, 1.0, 1.0, 4.0, 2.0], "U4": [2.0, 2.0, 4.0, 4.0, 4.0, 2.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Ignition", "Hare Brain, Tortoise Mind: How Intelligence Increases When You Think Less", "ebook,Richard Dawkins,The Blind Watchmaker: Why the Evidence of Evolution Reveals a Universe without Design,W. W. Norton & Company,Evolution,Evolution (Biology),Evolution (Biology).,Evolution.,Life Sciences - Evolution,Natural selection,Natural selection.,Organic Evolution,Reference / General,SCIENCE / Life Sciences / Evolution,Science,Science/Mathematics,Reference / General,SCIENCE / Life Sciences / Evolution,Life Sciences - Evolution,Science,Organic Evolution,Science/Mathematics,Evolution' />", "Chance and Necessity: An Essay on the Natural Philosophy of Modern Biology", "The Clock of Ages: Why We Age, How We Age, Winding Back the Clock", "Blind Watchmaker", "The Connected Family: Bridging the Digital Generation Gap", "Release 2.1: A Design for Living in the Digital Age", "The Neandertals: Of Skeletons, Scientists, and Scandal", "Resurrection, Inc. (Signet)"], "I3": ["Le Ton Beau De Marot: In Praise of The Music of Language", "Calendar: Humanity's Epic Struggle to Determine a True and Accurate Year", "The Kid: What Happened After My Boyfriend and I Decided to Go Get Pregnant", "Silent Partners: The Legacy of the Ape Language Experiments", "The Parrot's Lament: And Other True Tales of Animal Intrigue, Intelligence, and Ingenuity", "SONG OF THE DODO: Island Biogeography in an Age of Extinctions", "After Contact", "Are We Alone?: Philosophical Implications Of The Life Of Discovery Of Extraterrestrial Life", "The Loop", "Apologizing to Dogs"], "I4": ["Tesla: Man Out of Time", "Tesla: Man Out of Time", "Beachcombing for a Shipwrecked God", "Armed Memory", "Dream Maker: The Rise and Fall of John Z. DeLorean", "DeLorean", "You Can't Catch Death: A Daughter's Memoir", "Girl in Landscape: A Novel", "First Avenue", "Terminal Visions"]}
{"id": "0818fc063f65a345696f7dca408fe69e", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0], "U3": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["It Had to Be You (Lucky Harbor)", "Missing in Mudbug (Ghost-in-Law Series) (Volume 5)", "Bluegrass State of Mind (Bluegrass Series)", "The Cowboy of Valentine Valley: A Valentine Valley Novel", "A Promise at Bluebell Hill: A Valentine Valley Novel", "The Doctor Wears A Stetson: The Diamondback Ranch Series", "Single by Saturday (Weekday Brides)", "Love Your Entity (Entity Series)", "Trust Me", "My Cheeky Angel (Angels with Attitudes Book 1) - Kindle edition"], "I3": ["Born of Ice (League, No 3)", "Playing With Poison (Cue Ball Mysteries)", "Between the Devil and Ian Eversea: Pennyroyal Green Series", "She's Gotta Be Mine: A sexy funny mystery/romance, Cottonmouth Book 1 (Cottonmouth Series) (Volume 1)", "Dare to Desire (Dare to Love) (Volume 2)", "Righteous Lies: Book 1: Dancing Moon Ranch Series", "False Pretenses: Book 3: Dancing Moon Ranch Series", "The Mystery Woman (Ladies of Lantern Street)", "Against The Wall (Maverick Montana)", "Only Human"], "I4": ["Under The Covers (Maverick Montana)", "Rising Assets (Maverick Montana)", "Fool's Gold", "Taking Love in Stride", "Three Weeks With Lady X (Desperate Duchesses)", "Chain Lightning (Signature Select)", "Bone Dry: A Blanco County, Texas, Novel (Game Warden John Marlin, 2)", "The Scandalous Adventures of the Sister of the Bride (Millworth Manor)", "Risky Game (An Out of Bounds Novel)", "The Housewife Assassin's Handbook (The Housewife Assassin Series) (Volume 1)"]}
{"id": "6e3d79337b6278f06afceaa8afb04481", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0], "U3": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0], "I2": ["Hollywood on Tap (Sweet Salvation Brewery 2): Sweet Salvation Brewery 2 (Volume 2)", "All Fired Up (Hot in the Kitchen)", "Nights With Him (Joy Delivered Duet)", "Bared to You / Reflected in You / Entwined with You", "Captivated by You (Crossfire)", "Captivated by You (Crossfire)", "Ryley's Revenge (Gloves Off) (Volume 4)", "Under The Mistletoe With Me: A With Me In Seattle Novella", "Romancing the Billionaire (Billionaire Boys Club)", "The Belonging Duet"], "I3": ["In For the Kill (The Mccloud Brothers Series)", "Be Mine Forever (The Bennett Series)", "A Stone in the Sea (Bleeding Stars) (Volume 1)", "Pocketful of Sand", "The Perception", "Consolation: The Salvation Series, Book 3", "Naughty King (A Sexy Manhattan Fairytale)", "Hard", "Adrenaline Crush", "Last Kiss (A Hitman Novel)"], "I4": ["Dangerous Kiss (Laytons Book 1) (Volume 1)", "Dangerous Flirt (Laytons Book 2) (Volume 2)", "Dangerous Tease (Laytons Book 3) (Volume 3)", "Wet (Water's Edge Series) (Volume 1)", "Beyond the Cut: Sinner's Tribe Motorcycle Club (The Sinner's Tribe Motorcycle Club)", "No Limit (Armed and Dangerous standalone novel) (Volume 1)", "One Night with a Billionaire (Billionaire Boys Club)", "Sweet Sinful Nights (Volume 1)", "The Connection (The Exception Series) (Volume 2)", "The Prince's Runaway Lover (Men of the Zodiac) (Volume 7)"]}
{"id": "9fad21012dae1ebd22d7a14884c707f9", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 3.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["The Rare Jewel of Christian Contentment", "Still Hour, or Communion with God", "God's Hammer", "The Holiness of God (Revision)", "More Than a Carpenter", "More Than a Carpenter (Pack of 25) (Proclaiming the Gospel)", "The Vanishing Conscience", "Arthur W. Pink, born to write", "The Narrow Way: Examining both Heaven and Hell and the Message of Eternal Salvation in Jesus Christ", "Ten Questions to Diagnose Your Spiritual Health"], "I3": ["The Holy Spirit", "Today's Gospel: Authentic or Synthetic?", "Jonathan Edwards on Heaven and Hell", "A Treatise on Earthly-Mindedness", "The greatness of the soul and the unspeakableness of the loss thereof", "Gleanings in the Godhead", "Purpose-driven Life [Paperback]  by Warren        , Rick", "The Purpose Driven Life", "The Five Points of Calvinism: Defined, Defended, Documented", "Distinguishing Traits of Christian Character"], "I4": ["Holy Life: The Beauty of Christianity", "Doctrine of Repentance (Puritan Paperbacks)", "Arthur W. Pink, predestination", "Studies on Saving Faith", "All Things for Good (Puritan Paperbacks)", "The Glory of Christ (Works of John Owen, Volume 1)", "The virgin birth: doctrine of deity", "A Layman's Guide to the Lordship Controversy", "A door opening into everlasting life: An essay tending to advance Gospel holiness, and to establish the hearts of true believers against their many doubts and fears", "Pursuing God: A Seeker's Guide"]}
{"id": "4c7a08c19e488fdddad4f822cf24c7d9", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [2.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0], "I2": ["The Weiser Concise Guide to Herbal Magick", "Altered Surfaces: Using Acrylic Paints With Gels, Mediums, Grounds And Pastes For Paper, Canvas, Board And Plastic", "The Archaeology of Medieval Bookbinding", "Decorative Silhouettes: Dover Electronic Clip Art for Macintosh and Windows", "Altered Arts, May/June 2008 Issue", "Cloth Dolls for Textile Artists", "The Complete Idiot's Guide to Altered Art Illustrated", "Wild Women: Stitched Art Brooches (Twenty to Make)", "A Fistful of Diamonds: A Gemstone Thriller (The Gemstone Thrillers)", "Full-Color Illuminated Initials CD-ROM and Book (Dover Full-Color Electronic Design)"], "I3": ["Full-Color Celtic Frames and Borders (Dover Full-Color Electronic Design) (Book & CD-ROM)", "Full-Color Knights and Armour CD-ROM and Book (Dover Electronic Clip Art)", "The Art of Illumination", "Garden Witch's Herbal: Green Magick, Herbalism & Spirituality", "The Witch's Almanac 2009: Practical Magic and Spells for Every Season (Witch's Almanac: Practical Magic & Spells for Every Season)", "Medieval Herb, Plant and Flower Illustrations CD-ROM and Book (Dover Electronic Clip Art)", "Pattern Motifs: A Sourcebook", "Bookbinding and the Care of Books: A Handbook for Amateurs, Bookbinders and Librarians", "Text in the Book Format", "The Ignorance of Blood (Inspector Falcon)"], "I4": ["Castles CD-ROM and Book (Dover Electronic Clip Art)", "Besler's Book of Flowers and Plants: 73 Full-Color Plates from Hortus Eystettensis, 1613 (Dover Pictorial Archive)", "Hothouse Flower and the Nine Plants of Desire: A Novel", "Full-Color Medieval Ornament CD-ROM and Book (Dover Electronic Clip Art)", "Llewellyn's 2010 Astrological Pocket Planner: Daily Emphemeris & Aspectarian 2009-2011 (Annuals - Astrological Pocket Planner)", "Guardian of Lies CD (A Paul Madriani Novel)", "Bloodroot", "Designs from the Book of Kells: A Source Book of Designs Specially Adapted for Craftspeople and Artists (Design Source Books)", "Classic Full-Color Illuminated Borders 1: 119 Royalty-Free Designs (Dover Full-Color Electronic Design)", "Blood Safari"]}
{"id": "fb79accd56c3e47992e43d7fc3f85094", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0], "U3": [5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0], "U4": [4.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 4.0, 5.0], "I2": ["Executive Privilege (Dana Cutler Series)", "The Dead Room", "Kicking the Habit", "Laundry Man (Jack Shepherd, No. 1)", "The Radix", "The Roswell Conspiracy. by Boyd Morrison", "Deathscape (Broslin Creek) (Volume 1)", "Grayson Manor Haunting (Addison Lockhart)", "Finally Home: Lessons on Life from a Free-Spirited Dog", "Milk and Honey CD (Decker/Lazarus Novels)"], "I3": ["The Eddie Malloy Series", "Paw Prints in the Sand", "All That Ails You: The Adventures of a Canine Caregiver", "King of Swords: Assassin Series #1 (Volume 1)", "The Big Bend", "The Rookie Club", "Louisiana Hotshot: A Talba Wallis Novel", "The Last Queen of England (Jefferson Tayte Genealogical Mystery)", "Time Killer (Max Larkin Mysteries, No. 1)", "Merle's Door: Lessons from a Freethinking Dog"], "I4": ["Bad Publicity (Isobel Spice Mysteries) (Volume 2)", "A Rush to Violence (Fifth Avenue)", "Fuzz", "Dial C For Chihuahua (A Barking Detective Mystery)", "The Final Arrangement: A Cozy Flower Shop Mystery (The Flower Shop Mystery Series)", "The Grave Gourmet (Capucine Culinary Mysteries)", "Ginger's Story: A Golden Retriever Reflects Upon Her Life With Humans", "Snow White and Rose Red", "Awaken: Fated Saga", "The Second Lady Paperback - October, 1981"]}
{"id": "e4d2af40ed83731de183641df2fcc127", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 3.0, 2.0, 5.0, 5.0, 3.0, 3.0, 4.0, 5.0, 4.0], "U3": [5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 3.0, 5.0, 4.0, 5.0], "U4": [5.0, 4.0, 5.0, 4.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Sleepwalker", "Cinderella Ate My Daughter: Dispatches from the Front Lines of the New Girlie-Girl Culture", "Me Talk Pretty One Day", "Lorax", "The BOOK THIEF", "HOT or NOT:: How to know if your Business Idea will Fly or Fail", "Captain Underpants and the Big, Bad, Battle of the Bionic Booger Boy, Part 2", "Tuesdays with Morrie: An Old Man, a Young Man, and Life's Greatest Lesson", "Beezus and Ramona CD", "Judy Moody was in a mood. Not a good mood. A bad mood."], "I3": ["Neverdark", "Home in the Cave (Arbordale Collection)", "Earwig and the Witch", "Lost Treasure of the Emerald Eye (Geronimo Stilton, No. 1)", "J.P. Trouble", "The Nutt Family: An Acorny Adventure", "Two Graves: A Kesle City Homicide Novel", "Remarkable", "The Professionals (A Stevens and Windermere Novel)", "Welcome Home"], "I4": ["Gimme-Jimmy", "The Kona Dog", "Headache: The Hair-Raising Sequel to BELLYACHE (Volume 2)", "Confined Space", "Swimming to Elba: A Novel", "My Monster Burrufu", "When Dreams Come True", "An Earth Child's Book of the Year", "My Mommy's Water Balloon", "The Day No One Played Together: A Story About Compromise (Mom's Choice Award Recipient)"]}
{"id": "5554fabf767dbf66610b0a97db59657c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0, 4.0, 5.0], "U3": [4.0, 3.0, 5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0], "U4": [5.0, 5.0, 5.0, 4.0, 4.0, 3.0, 4.0, 3.0, 4.0, 3.0], "I2": ["Love So Perfect (The Lawson Brothers) (Volume 5)", "TRUST: A London gangland romantic suspense novel (The Bailey Boys Book 1) - Kindle edition", "Trust", "Biker's Claim: A Bad Boy Romance (Demons MC)", "A Baby for the Bad Boy: The Novel", "RED: A Love Story", "Bastard SEAL: A Bad Boy Forbidden Baby Romance", "Tempting Autumn: A Sexy New Zealand Romance (The Four Seasons) (Volume 2)", "Kissing the Killer: A Bad Boy Mafia Romance", "A Tempting Friendship (Clover Park) (Volume 10)"], "I3": ["The Bad Boy's Baby", "Gagged", "Drawing Me In: (Due South Book 7) (Volume 7)", "Turn Me Loose (Paradise, Idaho)", "Substitute Bride (Beaufort Brides) (Volume 2)", "One Night SEAL: A Bad Boy Romance", "Dangerous: Made & Broken (A British Bad Boy Romance)", "The All-Star Antes Up (Wager of Hearts)", "Long", "Driven to Temptation"], "I4": ["Fierce (Not Quite a Billionaire)", "Fractured: Not Quite a Billionaire, Book 2", "Almost Over It (The Clover Park STUDS) (Volume 1)", "Almost Married (The Clover Park STUDS) (Volume 2)", "Captive of the Hitman: A Bad Boy Mafia Romance Novel", "Hail Mary Baby: A Secret Baby Sports Romance", "No Regrets", "Wrong Bed Reunion", "Anything But Love", "Hot on His Heels"]}
{"id": "3cf5fed6efcb1a57cafcc3398b1c5aec", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U3": [5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U4": [5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 3.0, 5.0], "I2": ["The Alchemist of Souls: Night's Masque, Volume 1", "The Book of Deacon", "The Great Convergence: The Book of Deacon", "The Battle of Verril: The Book of Deacon (Volume 3)", "17 Degrees North", "The Devil's Concubine", "The President's General, 505: A Crude Affair", "Just Send Me Word: A True Story of Love and Survival in the Gulag", "Bad Religion: How We Became a Nation of Heretics", "Pharaoh's Son: Book III of The Memphis Cycle (Volume 3)"], "I3": ["Shards of Honor", "Barrayar", "Cetaganda (Vorkosigan Adventure)", "The Bane of Yoto", "The Reckoning: Book Two of the Taker Trilogy", "Snap", "Fantazius Mallare: A Mysterious Oath", "House of Corruption", "L: A Novel History", "Divine Comedy, Cary's Translation, Complete"], "I4": ["The Art of War: The New Translation (Harper Perennial Modern Classics)", "The Glass Books of the Dream Eaters, Volume Two", "The Prophet", "The Dark Volume", "Caine's Pestilence", "Sirius Academy (Jezebel's Ladder) (Volume Two)", "Blood Zero Sky", "Bone Wires", "Katrina, the Beginning: A Royal Blood Chronicles - book one", "Blood Rush"]}
{"id": "5711ba71fc1799a5af80086a8ca0abb1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "I2": ["The Bingo Queens of Oneida: How Two Moms Started Tribal Gaming in Wisconsin", "The Real Tony Montana", "Norton Recorded Anthology of Western Music (Seventh Edition)  (Vol. 1: Ancient to Baroque)", "Jazz Poems (Everyman's Library Pocket Poets Series)", "Eureka!: The most amazing scientific discoveries of all time", "Sociology of Sex and Sexuality (English, Language, and Education Series)", "Indian Resilience and Rebuilding: Indigenous Nations in the Modern American West", "High Stakes: Florida Seminole Gaming and Sovereignty", "Blood Aces: The Wild Ride of Benny Binion, the Texas Gangster Who Created Vegas Poker", "Intensive Science & Virtual Philosophy (Continuum Impacts)"], "I3": ["Out of Control: The New Biology of Machines, Social Systems, & the Economic World", "Children's Literature, Briefly (5th Edition)", "Edmund Burke: Selected Writings and Speeches", "How to Think About Weird Things: Critical Thinking for a New Age", "The Supreme Court and Tribal Gaming: California v. Cabazon Band of Mission Indians (Landmark Law Cases & American Society)", "Rich Indians: Native People and the Problem of Wealth in American History", "Common Sense", "Negotiating the Complexities of Qualitative Research in Higher Education: Fundamental Elements and Issues", "Just Paint It!: The World's Most Enjoyable Painting Course. Ever!", "The Realities of Witchcraft and Popular Magic in Early Modern Europe: Culture, Cognition and Everyday Life (Palgrave Historical Studies in Witchcraft and Magic)"], "I4": ["One Painting A Day: A 6-Week Course in Observational Painting--Creating Extraordinary Paintings from Everyday Experiences (One A Day)", "Making Art a Practice: How to Be the Artist You Are", "Water Paper Paint: A Creative Card-Painting Kit", "Jesuit Science and the Republic of Letters (Transformations: Studies in the History of Science and Technology)", "We Are Called to Rise: A Novel", "The Confident Creative: Drawing to Free the Hand and Mind", "Illustration School: Let's Draw Magical Color", "The Moneymaker Effect: The Inside Story of the Tournament That Forever Changed Poker", "Educational Research: Planning, Conducting, and Evaluating Quantitative and Qualitative Research (2nd Edition)", "Illustration School: Let's Draw Happy People"]}
{"id": "a4feaf709ce627b9f89c72d1c9ca9559", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 2.0, 5.0, 3.0, 5.0, 5.0, 3.0, 3.0, 5.0, 3.0], "U3": [2.0, 2.0, 2.0, 4.0, 3.0, 4.0, 5.0, 2.0, 3.0, 4.0], "U4": [4.0, 4.0, 3.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0], "I2": ["The Marrying of Chani Kaufman", "Incredible Facts About Ukraine That Few People Know", "Sihpromatum - Backpacks and Bra Straps: Backpacks and Bra Straps (Volume 2)", "Poison Dance", "Devil In Us", "A Life of Spice", "Wake", "Deutschland - Erste Informationen fr Flchtlinge", "How to Make Money on eBay: The Complete Guide To Financial Success On The World?s Biggest Auction Site", "Changing My Wardrobe"], "I3": [" Blind Scorpion, Books 1, 2 & 3 (Book 1 Free)", "The Lady Astronomer", "London: London, England: Travel Guide Book-A Comprehensive 5-Day Travel Guide to London, England & Unforgettable English Travel (Best Travel Guides to Europe Series) (Volume 9)", "Die Eltern-Trickkiste", "Day Of The Vikings: A Thriller. (ARKANE) (Volume 5)", "Learning Another Language: My personal failures and victories in the process of learning another language", "Bonsai For Beginners: The Ultimate Guide To Bonsai Growing, Bonsai Care & Sculpting For Newcomers (Bonsai, Indoor Gardening, Japanese Garden)", "How to Be Parisian Wherever You Are: Love, Style, and Bad Habits", "Unknown", "Im Reich der Pubertiere"], "I4": ["The Rejected Writers Book Club (Southlea Bay Series) (Volume 1)", "Kitty's Countryside Dream: A feel good romantic comedy about life, love and family.", "Bon Bons to Yoga Pants (The Health and Happiness Society)", "Saturday: A novel", "The Rooftop Growing Guide: How to Transform Your Roof into a Vegetable Garden or Farm", "Your Living Legacy: How Your Parenting Style Shapes the Future for You and Your Child", "Imagine That!: Planting the Seeds of Possibility", "Daring Dreamers", " When I Imagine eBook", "Trump This!: The Life and Times of Donald Trump, An Unauthorized Biography"]}
{"id": "f62de640211c4b085413e1a33ddf4d9f", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "I2": ["Jude the Obscure (English Library)", "Armadale (Penguin Classics)", "Fred Astaire:  His Friends Talk", "The Home Planet", "Nags Headers", "Self-Help (Oxford World's Classics)", "Queen Mary's Dolls' House", "The Wasp Cookbook", "Blue-Ribbon Pies", "Tales of the Unexpected"], "I3": ["I Thought My Father Was God", "Consuming Passions: A Food-Obsessed Life", "The Arcanum: The Extraordinary True Story", "The Complete Monty Python's Flying Circus : All the Words, Volume 2", "The Complete Monty Python's Flying Circus; All the Words Volume One", "The Lazlo Letters", "My Life and Hard Times", "Chocolate Cake", "Bird by Bird: Some Instructions on Writing and Life", "On the Bright Side, I'm Now the Girlfriend of a Sex God: Further Confessions of Georgia Nicolson"], "I4": ["Angus, Thongs and Full-Frontal Snogging (Confessions of Georgia Nicolson)", "Appalachia: The Voices of Sleeping Birds", "How to Bake: Complete Guide to Perfect Cakes, Cookies, Pies, Tarts, Breads, Pizzas, Muffins, Sweet and Savory", "Nick Malgieri's Perfect Pastry", "Beat That! Cookbook", "Beat This! Cookbook: Absolutely Unbeatable Knock-'em-Dead Recipes for the Very Best Dishes", "The Dance", "Chocolate: From Simple Cookies to Extravagant Showstoppers", "Pete's a Pizza Board Book", "Campfire for Cowboy Billy"]}
{"id": "335de23a2ece5d79bc86a20c2d1a29a9", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U3": [5.0, 1.0, 5.0, 5.0, 5.0, 2.0, 5.0, 3.0, 3.0, 4.0], "U4": [5.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Hard Place: A Crime Fiction Novella - Kindle edition", "The Broken", "On Berryhill Road", "Night Corridor", "Devil's Nightmare (Devil's Nightmare Series) (Volume 1)", "Anybody's Daughter (Dre Thomas Series)", "Northwoods Deep", "Creepers", "Creatures Of Appetite (Emma Kane / Jacob Thorne)", "Bad Games: Hellbent"], "I3": [" Snow Day", "Gone But Not Missed: A Nathan Miccoli Mystery (Volume 1)", "Primal Obsession", "The Missings (Aspen Falls Thrillers) (Volume 2)", "The Mystery Box", "Wink", "Ravage Me (Ravage MC #1) (Volume 1)", "Hell", "The Garbage Men", " Spilled Milk eBook"], "I4": [" Nathanial's Window", "Not Forgotten", "The Beautiful-Ugly (The Beautiful-Ugly Trilogy) (Volume 1)", " Kindle Fire HD Apps", "Asylum Lake", "The Living And The Dead", "Bone White", "You Killed My Brother", "Poisoned Soil", " A Family Apart (Imposters Trilogy)"]}
{"id": "bef0a79e0297cf845e783834c8eb00e2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U3": [4.0, 2.0, 3.0, 2.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U4": [4.0, 5.0, 4.0, 2.0, 3.0, 5.0, 5.0, 4.0, 4.0, 5.0], "I2": ["The Last Good Kiss", "Potshot", "Gates of Fire", "The Coldest War: A Memoir of Korea", "Hostage: A Novel", "Quo Vadis: A Tale of the Time of Nero (Dover Books on Literature & Drama)", "Up Country", "The Wrong Case", "Cathedral: A novel", "The Associate"], "I3": ["Tishomingo Blues", "Bitterroot", "Under Fire: A Corps Novel (Random House Large Print)", "Shrink Rap", "Wild Pitch", "Revenge: A Novel", "Blood of Victory: A Novel", "Ghosts of Manila: The Fateful Blood Feud Between Muhammad Ali and Joe Frazier", "The Sweet Forever: A Novel", "The Cabinet of Curiosities (Pendergast, Book 3)"], "I4": ["The Day Trader: A Novel of Risk and Reward", "City of Bones", "Amazonia", "Jackdaws", "The Basket Case (Father Dowling)", "Warning of War: A Novel", "The Sun Also Rises (Scribner Classics)", "Demolition Angel: A Novel", "Hornet Flight", "Black Cherry Blues: A Dave Robicheaux Novel (Dave Robicheaux Mysteries (Paperback))"]}
{"id": "92c8a6789392b78f538a4db46b51f52d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 2.0, 2.0, 5.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 2.0, 4.0, 2.0, 4.0, 5.0, 4.0, 4.0, 4.0], "U4": [3.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 3.0, 4.0, 4.0], "I2": [" The Alpha’s Mate", " Into the Arms of the Wolf", " Wolves for the Bears", "Keeping Her (Keeping Her Series)", "Loving Her (Keeping Her) (Volume 2)", "Moonlit Embrace", "Tiger Magic (A Shifters Unbound Novel)", "All Roar and No Bite (Grayslake) (Volume 2)", "No Ifs, Ands, or Bears About It: Paranormal BBW Romance (Grayslake) (Volume 1)", "Sol (Luna Lodge) (Volume 1)"], "I3": ["Playing Four Keeps", "Vexing Voss", "Unexpectedly Mated (Sassy Mates) (Volume 3)", "Kodiak's Claim (Kodiak Point)", "Lost Chances", "StarCaught (Interstellar Mayhem Book 1) - Kindle edition", "Hunter: Emerson Wolves (Volume 1)", "Roaring Up the Wrong Tree (Grayslake) (Volume 3)", "Breeding Cycle: The Kategan Alphas, book 1 (Volume 1)", "Claiming His Fate (Feral Breed Motorcycle Club) (Volume 1)"], "I4": ["StarRomped (Interstellar Mayhem Book 2) - Kindle edition", "Misha (Lanning's Leap) (Volume 1)", "The Cage King: A Novella of the Entwined Realms", "Nikolai 2 (Her Russian Protector #6) (Volume 6)", "IVAN (Her Russian Protector #1): Her Russian Protector #1", "3013: STOWAWAY (3013 - The Series Book 4) - Kindle edition", "DIMITRI (Her Russian Protector #2): Her Russian Protector #2", "Yuri: Her Russian Protector #3 (Volume 3)", "NIKOLAI (Her Russian Protector 4): Her Russian Protector 4", "Sergei (Her Russian Protector) (Volume 5)"]}
{"id": "869b16f7ac1315a18717f8c637471908", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0], "U3": [4.0, 5.0, 5.0, 3.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0], "U4": [5.0, 3.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 3.0], "I2": ["Mr. and Miss Anonymous", "The Scoop", "Once in a Blue Moon", "Deadly Deals: Sisterhood Series #16 (The Sisterhood)", "Game over (The Sisterhood)", "Scandal on Rincon Hill: A Sarah Woolson Mystery", "Return To Sender", "Exclusive (The Godmothers)", "Family Affair", "My One and Only (Hqn)"], "I3": ["Harvest Moon (A Virgin River Novel)", "Lilly's Wedding Quilt (A Patch of Heaven Novel)", "Already Home", "The Twisted Thread", "Pujols: More Than the Game", "Little Black Dress: A Novel", "Christmas in Sugarcreek (Seasons of Sugarcreek)", "Will Shortz Presents KenKen for Your Coffee Break: 100 Challenging Logic Puzzles That Make You Smarter", "Treasuring Emma (A Middlefield Family Novel)", "The Boy in the Suitcase (A Nina Borg Novel)"], "I4": ["Healing Hearts", "Wrapped in Rain", "Keep Calm and Have a Cupcake Beaded Bookmark", "Lost December (Thorndike Press Large Print Basic Series)", "The Christmas Wedding", "All I Want Is You", "An Amish Wedding", "Twelve Van Gogh Bookmarks (Dover Bookmarks)", "What Happened to Hannah: A Novel", "Inseparable"]}
{"id": "37d4b99bd48641d098a3e89510e71dd3", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 5.0, 3.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0], "U3": [4.0, 3.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0], "I2": ["The Host", "Find You in the Dark", "Bullet", "Restore My Heart (Daddy's Girls) (Volume 1)", "Salvaged (Daddy's Girls)", "Stages of Grace", "In Too Deep (Others of Edenton) (Volume 1)", "Save Me (Life After the Outbreak) (Volume 1)", "Irresistible Desire: A Savannah Novel (The Savannah Trilogy)", "Losing Connor"], "I3": ["Emerald (Steele Investigations) (Volume 2)", "Steel and Lace: The Complete Series: The Complete Series", "Liam and the Grump", "Inescapable Desire: A Savannah Novel (The Savannah Series)", "In Spades (Mirrored) (Volume 1)", "Kitchen Affairs: A Riverside Novel (The Riverside Trilogy) (Volume 1)", "Undeniable", "For You", "We Are Made of Stardust", "Real Ugly (Hard Rock Roots) (Volume 1)"], "I4": ["Shine Not Burn", "Sharing Harper", "Him", "Lick (A Stage Dive Novel)", "Indestructible Desire (The Savannah Series)", "Enthrall: Book 1", "Fighting Destiny (The Fae Chronicles) (Volume 1)", "Driven ((The Driven Trilogy))", "Fueled (The Driven Trilogy)", "Ten Tiny Breaths"]}
{"id": "3b506f5b2a6f9b872037afa2365b51a1", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 3.0, 4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 3.0, 5.0, 4.0, 4.0, 4.0, 5.0, 4.0, 3.0, 3.0], "I2": ["Pure: The Second Covenant Novel", "Daimon: The Prequel to Half-Blood (Covenant)", "Maybe Someday", "Ugly Love: A Novel", "Wallbanger (The Cocktail Series)", "Deity (The Third Covenant Novel) (Covenant Series)", "The Mortal Instruments 6: City of Heavenly Fire", "The Bane Chronicles", "Visions of Heat (Psy-Changelings, Book 2)", "Slave to Sensation (Psy-Changelings, Book 1)"], "I3": ["The Mortal Instruments 5: City of Lost Souls", "The Covenant: A Novel", "City of Ashes: The Mortal Instruments, Book Two", "City of Ashes: The Mortal Instruments, Book Two", "Moon Called", "Half-Blood: The First Covenant Novel (Covenant Series) (Volume 1)", "Cross Stitch", "Cross Stitch", "Iron Kissed (Mercy Thompson, Book 3)", "Iron Kissed (Mercy Thompson, Book 3)"], "I4": ["Mine to Possess (Psy-Changelings, Book 4)", "Elixir: A Covenant Novella", "Apollyon: The Fourth Covenant Novel", "DIMITRI (Her Russian Protector #2): Her Russian Protector #2", "Pack Princess: A Fantastical Werewolf Adventure (Wolf Rampant) (Volume 2)", "Yuri: Her Russian Protector #3 (Volume 3)", "A Vampire's Promise", "A Vampire's Soul", "Rusty Nailed (The Cocktail Series)", "Winters Heat (Titan)"]}
{"id": "ab886a54185a2e0c154426379b00176d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0], "U4": [4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 4.0], "I2": ["Dragon Rebel (Immortal Dragons) (Volume 4)", "Filthy Commitments: A Submissives Secrets Novel", "Bedroom Rodeo", "Body Talk: An Ex-Navy Seal Billionaire Romance", "Bearly Breathing (Emerald City Shifters) (Volume 1)", "Winning Ace: A Winning Ace Novel (Book 1) (Volume 1)", "Hold Me Close (Bridgewater County) (Volume 4)", "Sigil (Irdesi Empire)", "Unleash the Darkness (Eternally Mated)", "Zuran: A Sci-Fi Alien Romance: Albaterra Mates Book 6"], "I3": ["Something Tattered", "Billionaire Retreat", "A Stranger in the Hamptons: Love Obsession Series (Volume 1)", "Shape Of My Heart", "Different This Time: Molly Downs Outback Romance Series", "Play Me (Brit Boys Sports Romance) (Volume 4)", "Forbidden: A Student Teacher Romance", "Absinthe", "Dark Masquerade: A Bad Boy Billionaire Romance", "Fiance for Sale"], "I4": ["Alpha Series: Alpha Malik", "An Equation For Murder", "Keeping His Siren: Ever Nights Chronicles (Creatures of Darkness) (Volume 4)", "Yes Boss: Bad Boy Billionaire Office Romance Box Set", "Mr. Fixit", "His Sweet Torment: A Bad Boy Billionaire Romance", "Brothers in Blue: Marc (Volume 2)", "Jacob (Alexander Shifter Brothers) (Volume 3)", "Kidnapped by 2 Men: Menage Suspense Romance", "Sexy Greek God Kidnappers"]}
{"id": "bc3c4f8a453d996dd279670e322168c2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U3": [4.0, 3.0, 3.0, 4.0, 2.0, 4.0, 5.0, 5.0, 5.0, 4.0], "U4": [5.0, 4.0, 4.0, 5.0, 4.0, 3.0, 5.0, 4.0, 4.0, 5.0], "I2": ["Alpha", "Thrown Down", "The Dom Who Loved Me, Masters and Mercenaries, Book 1 (Masters & Mercenaries)", "One with You (Crossfire)", "To Command and Collar", "This Is Who I Am", "If Only (Masters of the Shadowlands)", "Show Me, Baby: A Masters of the Shadowlands Novella (1001 Dark Nights)", "Servicing the Target (Masters of the Shadowlands) (Volume 10)", "Leveling the Field"], "I3": ["Mister O", "Coach", "Mechanic", "Thief", "The Marine's Obsession (Bad Boy Obsessions)", "Hard Beat (A Driven Novel)", "Rule: A Marked Men Novel", "Falling Into You", "Dirty Kiss", "Behind Closed Doors (Daniels Brothers) (Volume 1)"], "I4": ["Too Hot to Handle (Romancing the Clarksons)", "Finding Cinderella: A Novella", "His Five Night Stand: A Bedroom Secrets Romance (Bedroom Secrets Series) (Volume 1)", "Foolproof Love", "When I'm Lost: M/M Romance (Mile High Romance) (Volume 3)", "Off Limits: A Bad Boy Romance", "Raw Redemption (Crossing the Line)", "Save Me From Myself (Nashville Nights) (Volume 1)", "Their Captivated Bride (Bridgewater Menage Series) (Volume 3)", "Living Right"]}
{"id": "007163f753d203e241ae66d1a3d8e572", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 4.0, 3.0, 4.0, 5.0], "U3": [4.0, 5.0, 5.0, 5.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0], "U4": [5.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Revealing Us (The Inside Out Series)", "If I Were You: Inside Out Trilogy (Volume 1)", "Being Me (The Inside Out Series)", "Seductive Nights Trilogy", "THE INVITATION (The Marriage Diaries, Volume 5)", "Cherry Girl: Neil & Elaina #1 (Blackstone Affair)", "The Hazards of Sex on the Beach", "Sins & Secrets (Volume 1)", "Dreams of Ivory (Holiday, Montana)", "Hillbilly Rockstar (Blacktop Cowboys Novel)"], "I3": ["The Sweetest Summer (Bayberry Island Novel)", "Unbroken (A Silver Creek Romance)", "Linger (The In Vino Veritas Series)", "Dare to Submit (NY Dares) (Volume 2)", "Wherever You Will Go (Try Again) (Volume 1)", "The Exception", "Wickedly Dangerous (A Baba Yaga Novel)", "Rock the Heart (Black Falcon)", "My So-Called Death", "Sweet Addiction (Volume 1)"], "I4": ["Sweet Possession (Sweet Addiction) (Volume 2)", "Fakers", "Stars in Their Eyes (Wrapped Up in Love)", "This Sweet Escape (Wild Rush) (Volume 4)", "Rock My Body (Black Falcon 4)", "Archangel's Shadows (A Guild Hunter Novel)", "Till Death (#1, Deep Six Security) (Volume 1)", "Diamonds and Dust (Lonesome Point, Texas) (Volume 3)", "I Belong to You (The Inside Out Series)", "Princess of Thorns"]}
{"id": "a4e03ec92b92d13af5eeee47220b0997", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 5.0, 3.0, 4.0, 4.0, 5.0, 3.0, 5.0, 4.0, 2.0], "U3": [3.0, 5.0, 2.0, 1.0, 3.0, 5.0, 2.0, 4.0, 3.0, 5.0], "U4": [3.0, 1.0, 3.0, 4.0, 1.0, 5.0, 5.0, 5.0, 1.0, 5.0], "I2": ["Iron Lace", "An Early Winter", "Distant Echoes (Aloha Reef Series #1)", "Now I Lay Me Down to Sleep (Helen Bradley Mystery Series #1)", "Love Me If You Must (Patricia Amble Mystery Series #1)", "The Secret at Pheasant Cottage (Patricia St John Series)", "Across the Wilde River: A Novel", "Abomination", "Less than Dead (Bug Man Series #4)", "Riven"], "I3": ["Can I Get A Witness", "Down River", "House Calls and Hitching Posts: Stories from Dr. Elton Lehmans Career Among the Amish", "The Unfolding (Stories from McKenzie Street #1)", "This Boy's Life: A Memoir", "Boy in the Striped Pyjamas: A Fable", "Actress", "The Migrant", "Dark Road to Daylight (Burke Anderson Mystery Series #3)", "Your Chariot Awaits (Andi McConnell Mysteries, Book 1)"], "I4": ["A Case of Nosy Neighbors (A Morning Shade Mystery)", "Reed's Beach", "The Queen of Sleepy Eye", "The Mending String", "On This Day", "I am the Cheese (Puffin Teenage Fiction)", "Oblivion Road", "Maggie's Door", "Handyman", "Intent to Kill: A Novel of Suspense (Jack Swyteck)"]}
{"id": "ab33c3a05899dd04abed61125b7f7aeb", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 4.0, 4.0, 4.0, 5.0, 3.0, 5.0, 3.0, 4.0], "U3": [4.0, 3.0, 5.0, 5.0, 4.0, 5.0, 3.0, 4.0, 5.0, 5.0], "U4": [3.0, 3.0, 5.0, 5.0, 4.0, 5.0, 3.0, 4.0, 4.0, 3.0], "I2": ["Buried Prey", "13, rue Thrse: A Novel", "Reckless: A Novel", "Pictures of You", "The Ice Princess", "Cutting for Stone: A Novel", "The Report: A Novel", "Those Who Save Us", "Mennonite in a Little Black Dress: A Memoir of Going Home", "A Northern Light"], "I3": ["Don't Look Now (Pocket Penguins)", "Unaccustomed Earth", "Sarah's Key", "Away: A Novel", "Wife 22: A Novel", "The Swan Thieves", "How People Change", "Dark Revelations: A Level 26 Thriller Featuring Steve Dark", "The Elegance of the Hedgehog", "The Crimson Petal and the White"], "I4": ["Eat, Pray, Love: One Woman's Search for Everything Across Italy, India and Indonesia", "The Autobiography of Eleanor Roosevelt", "Honey", "Divine Secrets of the Ya-Ya Sisterhood: A Novel", "Empire Falls", "I Know Why the Caged Bird Sings", "of Bees and Mist", "Fault Lines", "Innocent", "The Lonely Polygamist: A Novel"]}
{"id": "0e169163b4ff6c4d5f18b5eba3a9b135", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 3.0, 5.0, 4.0, 4.0, 3.0, 3.0, 4.0, 5.0, 4.0], "U3": [5.0, 2.0, 5.0, 4.0, 1.0, 4.0, 4.0, 4.0, 2.0, 4.0], "U4": [4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 3.0, 5.0, 3.0, 4.0], "I2": ["Just One Night", "The Protege", "His Perfect Passion", "Walking Disaster", "A Busy Mom's Organizer (The Mum/Family Organizer)", "Connected (The Connections Series)", "Mail-Order Millionaire", "Everlasting Love (Volume 2)", "Saving You, Saving Me", "Arouse: A Spiral of Bliss Novel (Book One) (Volume 1)"], "I3": ["Collide: Book One in the Collide Series", "Perfect Summer (Loving Summer Series #2)", "Restore Me (Wrecked)", "Wild Man (Dream Man)", "Losing Me, Finding You: A New Adult Biker Erotic Romance ('Triple M' MC Series)", "Knight and Stay (Knight Trilogy)", "Knight and Play (Knight Erotic Romance series, Book 1 of 2)", "Rush (Breathless)", "Real (The REAL series)", "Not Quite Mine"], "I4": ["Because of Low (Sea Breeze)", "Eyes Wide Open: The Blackstone Affair, Book 3", "Free Falling", "Rule: A Marked Men Novel", "When Summer Ends", "Pieces of You (Shattered Hearts) (Volume 3)", "The Gamble (Colorado Mountain)", "Allure: A Spiral of Bliss Novel (Book Two)", "Safe Word", "Where You Are (Between the Lines #2)"]}
{"id": "9f31a95af1b240bfe9b2892a72b14404", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [3.0, 3.0, 5.0, 3.0, 4.0, 4.0, 4.0, 4.0, 3.0, 5.0], "U3": [4.0, 3.0, 5.0, 4.0, 5.0, 5.0, 4.0, 3.0, 5.0, 5.0], "U4": [4.0, 5.0, 3.0, 4.0, 4.0, 4.0, 2.0, 2.0, 4.0, 3.0], "I2": ["F in Exams: The Very Best Totally Wrong Test Answers", "Death: At Death's Door (Death #1)", "Scarlet (Lunar Chronicles, Book 2)", "The Adventures of Radisson: Hell Never Burns", "Swans & Klons", "True Blood Volume 1: All Together Now", "The Thorn and the Blossom: A Two-Sided Love Story", "The Last Time I Wore a Dress", "What Your Birthday Reveals About You", "Loki: Nine Naughty Tales of the Trickster"], "I3": ["Something Red: A Novel", "Savage Hunger (Heart of the Jaguar)", "I'm Not Her", "Brain on Fire: My Month of Madness", "If I Lie", "Switched (A Trylle Novel)", "You're Not Doing It Right: Tales of Marriage, Sex, Death, and Other Humiliations", "Bedbugs: A Novel of Infestation", "Beta", "I've Got Your Number (Thorndike Press Large Print Basic)"], "I4": ["The Girl with the Dragon Tattoo Book 1 (Millennium Trilogy)", "Send", "Part Wild: Caught Between the Worlds of Wolves and Dogs", "Chopsticks", "Killers of the Dawn (The Saga of Darren Shan, Book 9)", "Something Secret This Way Comes", "It's Your Move, Wordfreak!", "The Pentacle Pendant", "Glitter in the Sun: A Bible study searching for truth in the Twilight Saga", "Whoever You Are"]}
{"id": "4209a93c0b8d6db9cbbc3fe92a4fde5a", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 4.0, 5.0, 5.0], "U3": [5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 5.0, 3.0], "U4": [4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 4.0, 5.0, 5.0, 4.0], "I2": ["Hope's Decree (The Fated) (Volume 1)", "The Unearthly (The Unearthly Series) (Volume 1)", "The Coveted (The Unearthly)", "Blossom Street Brides: A Blossom Street Novel", "For Better or for Worse", "In the Mirror", "Bound by Lies (Bound #1): Romantic Suspense (Volume 1)", "The Lady Astronomer", "Fae: Fae - Book 1", "Backward Compatible: A Geek Love Story"], "I3": ["I Am Livia", "Tales of Ever: Volumes 1-6", "The Dark King: Fae - Book 2", "Until the End (Quarntined)", "Sabaska's Tale (Tales of the Travelers) (Volume 1)", "Broken Aro (The Broken Ones)", "Spearwood Academy Volume One (Volume 1)", " Dark Angel Box Set Books 1-3", "Broken Prince (The Broken Ones) (Volume 2)", "Dualed"], "I4": ["Rising (The Rising Series)", "The Moon Dwellers: The Dwellers Saga", "We Are the Goldens", "Divided (Dualed Sequel)", "Descending (The Rising Series)", "From the Moment We Met (A St. Helena Vineyard Novel)", "The Art of Arranging Flowers", " Angelblood", "Team Us: The Unifying Power of Grace, Commitment, and Cooperation in Marriage", "Second on the Right"]}
{"id": "8cd92cafeedded2a3fe4e9992d65c749", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 4.0], "U3": [5.0, 4.0, 5.0, 2.0, 3.0, 3.0, 4.0, 4.0, 4.0, 4.0], "U4": [5.0, 3.0, 4.0, 5.0, 4.0, 5.0, 4.0, 4.0, 5.0, 4.0], "I2": ["Big Max and the Mystery of the Missing Giraffe (I Can Read Level 2)", "Japan's Secret War", "Four Hens and a Rooster", "Mutt Dog!", "Hank Ketcham's Complete Dennis the Menace 1951-1952 (Vol. 1)  (Dennis the Menace)", "The Complete Peanuts 1963-1964", "Pinkerton & Friends", "Washington Goes to War", "Snowmen at Christmas", "The Fred Files"], "I3": ["Dave Barry's Money Secrets: Like: Why Is There a Giant Eyeball on the Dollar?", "Misquoting Jesus: The Story Behind Who Changed the Bible and Why", "The Biography of Bananas (How Did That Get Here?)", "Dead Paradise (Stone Barrington Novels)", "Caramba", "Another Kind of Monday", "Bess and Bella", "Can I Bring My Pterodactyl to School, Ms. Johnson? (Prehistoric Pets)", "Closely Guarded Secrets: The Assasination of F.D.R., Japan's Atomic Bomb, the Massacre at Port Chicago", "Crap Cars"], "I4": ["Houndsley and Catina", "Roseflower Creek", "Strapped: Why America's 20- and 30-Somethings Can't Get Ahead", "Hell in a Handbasket", "The Hundred-Year Lie: How to Protect Yourself from the Chemicals That Are Destroying Your Health", "The Riddle of Amish Culture (Center Books in Anabaptist Studies)", "The Jesus Papers: Exposing the Greatest Cover-Up in History", "Darwinism and its Discontents", "Superman: The Man of Tomorrow Archives, Vol. 2 (DC Archive Editions)", "Bad President"]}
{"id": "513c3b670b1d02f1936e8efb344df4b2", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [2.0, 5.0, 5.0, 4.0, 4.0, 5.0, 4.0, 5.0, 4.0, 5.0], "U3": [4.0, 5.0, 4.0, 4.0, 5.0, 5.0, 3.0, 4.0, 5.0, 5.0], "U4": [5.0, 3.0, 2.0, 4.0, 4.0, 4.0, 5.0, 3.0, 5.0, 4.0], "I2": ["Carnal Secrets (The Phoenix Pack)", "Shatter (Phoenix Rising)", "Bound by Night (Moonbound Clan)", "Rising Assets (Maverick Montana)", "Blood Shadows: Blackthorn Book One (Volume 1)", "In Finn's Heart: Fighting Connollys #3 (Volume 3)", "In Jack's Arms (Fighting Connollys #2) (Volume 2)", "Last Breath (A Hitman Novel)", "Blind Faith (Sin Brothers)", "Heart of Obsidian (Psy/Changelings)"], "I3": ["Blood Father (Blood Curse Series book 6)", "Nikolai 2 (Her Russian Protector #6) (Volume 6)", "Incandescent (Knights Rebels)", "Incandescent: Knights Rebels MC (Volume 1)", "Chained By Night (Moonbound Clan)", "Chained by Night (Moonbound Clan Vampires)", "Twisted (Eternal Guardians) (Volume 7)", "Marked.: Part I: The missing Link (Volume 1)", "Lick (A Stage Dive Novel)", "Play (A Stage Dive Novel)"], "I4": ["Explicit Detail - Kindle edition", "Vincent: Vampires in America (Volume 8)", "Light Shadows (The Dark Light Series) (Volume 3)", "Exquisite Trouble (Iron Horse MC) (Volume 1)", "Affliction: Knights Rebels MC (Volume 2)", "Sweet Filthy Boy (Wild Seasons)", "Marked", "Ruthless People (Volume 1)", "The Untouchables", "American Savages (Ruthless People) (Volume 3)"]}
{"id": "1bc3b0bd16eddbe730aaa2e48ca5171d", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 3.0, 4.0, 4.0, 4.0], "U3": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "U4": [4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0, 4.0], "I2": ["My Skylar", "All Lined Up: A Rusk University Novel", "Throttle Me (Men of Inked) (Volume 1)", "Emerge (Evolve Series)", "Requiem (Volume 2)", "Eden (Providence) (Volume 3)", "An Acute Attraction", "Burning Dawn (Angels of the Dark)", "Jake Undone", "Beautiful Oblivion (Maddox Brothers)"], "I3": ["Fade In", "Embrace: Evolve Series #2 (Volume 2)", "Slade (Walk Of Shame #1)", "Hudson (Fixed Series) (Volume 4)", "Phenomenal X (Hard Knocks)", "Entangled (An Evolve Series Novella)", "These Men", "Forever Too Far: A Rosemary Beach Novel (The Rosemary Beach Series)", "Beg (Los Angeles Nights)", "Never Too Far (Tempting Too Far Novel)"], "I4": ["UnRaveled: A Short Story", "Worth", "Come: Dirty, Dark, and Deadly Book One", "Fallen Too Far", "Hopeless", "Hardpressed (Hacker)", "Hardwired (The Hacker Series)", "Jane's Harmony: A Novel", "Forever & Always: The Ever Trilogy (Book 1)", "Sound Advice: Sensations Collection 1"]}
{"id": "7f0102b1c4cc53bd4d895fe07fba65d7", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [4.0, 4.0, 2.0, 2.0, 5.0, 5.0, 2.0, 5.0, 5.0, 1.0], "U3": [5.0, 4.0, 2.0, 5.0, 4.0, 5.0, 2.0, 5.0, 4.0, 4.0], "U4": [2.0, 5.0, 5.0, 2.0, 4.0, 5.0, 5.0, 5.0, 5.0, 4.0], "I2": [" Fork on the Left, Knife in the Back eBook", "Fork on the Left, Knife in the Back", "Pearl Harbor Christmas: A World at War, December 1941", "Remembering Christmas", "The Book of Daniel", "The Visible Man: A Novel", "How Did You Get This Number", "22/11/63", "11/22/63 (Thorndike Press Large Print Core)", "Destination: Morgue!: L.A. Tales"], "I3": ["Blue Nights", "Robert Redford: The Biography", "Unfamiliar Fishes", "Pauline Kael: A Life in the Dark", "Horns: A Novel", "Emily, Alone (Emily Maxwell)", "Rushes", "Fire and Rain: The Beatles, Simon and Garfunkel, James Taylor, CSNY, and the Lost Story of 1970", "Tabloid City: A Novel", "Bait And Switch: The (Futile) Pursuit of the American Dream"], "I4": ["Tabloid Valley: Supermarket News and American Culture", "Jack Holmes and His Friend: A Novel", "How It Ended: New and Collected Stories", "Divining Rod", "February House: The Story of W. H. Auden, Carson McCullers, Jane and Paul Bowles, Benjamin Britten, and Gypsy Rose Lee, Under One Roof In Wartime America", "Indignation (Vintage International)", "Lives of the Circus Animals: A Novel", "The Turn of the Screw and Other Stories (Penguin modern classics)", "The Golden Age", "Reflections in a Golden Eye,"]}
{"id": "7f14d3a1e799980c8ac8bdc62fedfa93", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0], "U3": [5.0, 4.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0, 5.0, 5.0], "U4": [5.0, 5.0, 5.0, 5.0, 5.0, 4.0, 5.0, 5.0, 5.0, 5.0], "I2": ["Torch: A Second Chance Romance", "All Roar and No Bite (Grayslake) (Volume 2)", "Deader Homes and Gardens (Southern Ghost Hunter Mysteries) (Volume 4)", "Save Me: Prequel for Captive (The Angels of Paris Chronicles) (Volume 1)", "Sire (Beautiful Monsters Vol. 2)", "Behind the Curtain", "The Witch and the Vampire King (Immortal Love Series) (Volume 2)", "Heart of Darkness - A Bad Boy Romance Novel", "Hostage for the Sheikh: A Royal Billionaire Romance Novel (Curves for Sheikhs Series) (Volume 3)", "The Seduction Factor: Part 1-5 Boxset"], "I3": ["Catch Me", "Resisting the Bad Boy - A Standalone Bad Boy Romance", "Promise Me: A Second Chance Romance", "Returning for Valentine's", "Spellbound (Immortal Love Series) (Volume 3)", "Single for the Sheikh: A Royal Billionaire Romance Novel (Curves for Sheikhs Series) (Volume 4)", "Taken by the Hitman: A Bad Boy Mafia Romance", "Stud: A Stepbrother Romance", "A Muffin Top Christmas", "Jack of Thorns (Inheritance) (Volume 1)"], "I4": ["His: MMF Bisexual Holiday Romance", "Once Upon a Midnight Solstice", "Double Dare", "Come Undone - A Bad Boy Romance", "Ballbuster (A Playing Dirty Sports Romance) (Volume 1)", "Balls: Ball Games Book One (Volume 1)", "Dirty Liar: An Irish Mafia Romance", "Captive (The Angels of Paris Chronicles) (Volume 2)", "Ambassador's Bride: Celestial Mates Series (Volume 1)", "The Grizzly's Tale (A Pantherian Story) (Volume 3)"]}
{"id": "e3986fddcfa163f92a228caa4cc9183c", "iteration": 3, "item_type": "book", "split": "eval", "dataset_name": "amazon_book", "source_url": "https://cseweb.ucsd.edu/~jmcauley/datasets/amazon_v2/", "U2": [5.0, 4.0, 4.0, 4.0, 4.0, 5.0, 5.0, 5.0, 4.0, 3.0], "U3": [4.0, 2.0, 2.0, 4.0, 5.0, 5.0, 4.0, 5.0, 5.0, 3.0], "U4": [4.0, 4.0, 4.0, 3.0, 3.0, 4.0, 3.0, 4.0, 5.0, 3.0], "I2": ["The Playboy's Fugitive Bride (Billionaire Brides of Granite Falls) (Volume 3)", "Tougher Than The Rest: MacLarens of Fire Mountain (Volume 1)", "Love is Only a Whisper (Whisper Series) (Volume 1)", "The Cowboy's E-Mail Order Bride (Cowboys of Chance Creek) (Volume 1)", "Honeymoon for One", "Beauty and the Beast", "Winter Heart (3rd in Wolf McCloud series)", "No One to Trust: A Novel (Hidden Identity) (Volume 1)", "A Man's Promise (The Grangers)", "Wild Iris Ridge (Hqn) (English Edition)"], "I3": ["My Kind of Trouble: Texas Trouble (Volume 1)", "To Marry a Scottish Laird", "Against The Wall", "When All My Dreams Come True (Colorado Runaway Series)", "Lone Wolf Standing (Men of Wolf Creek)", "A Mother for His Children (Love Inspired Historical)", "Fire Eyes", "An Uncommon Grace: A Novel", "Nowhere to Turn (Hidden Identity)", "Unbreakable (Road to Kingdom) (Volume 2)"], "I4": ["The Sweetest Thing (Just Desserts)", "The Choice (Lancaster County Secrets, Book 1)", "Rekindled (Fountain Creek Chronicles, Book One)", "Unforeseeable (Road to Kingdom) (Volume 3)", "The Edge of Light (At Home in Beldon Grove, Book 1)", "A Lady Like Sarah (A Rocky Creek Romance)", "Embattled Hearts (Lost And Found Series)", "The Wedding Wager", "Teach Me To Love Again", "Reviving Haven"]}