corpus_id stringlengths 3 9 | arxiv_id stringlengths 9 16 | date stringdate 1989-10-26 00:00:00 2024-09-30 00:00:00 | title stringlengths 4 240 | abstract stringlengths 3 3.15k | categories listlengths 1 10 | topics listlengths 0 15 ⌀ | roles listlengths 1 4 | key_references listlengths 0 10 ⌀ | authors listlengths 1 5.28k ⌀ | citation_trajectory listlengths 14 26 ⌀ |
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1769577 | 0912.3613 | 2009-12-18 | Enhanced Intelligent Driver Model to Access the Impact of Driving Strategies on Traffic Capacity | With an increasing number of vehicles equipped with adaptive cruise control (ACC), the impact of such vehicles on the collective dynamics of traffic flow becomes relevant. By means of simulation, we investigate the influence of variable percentages of ACC vehicles on traffic flow characteristics. For simulating the ACC... | [
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20021320 | 0912.3634 | 2009-12-18 | The Hierarchical Random Energy Model | We introduce a Random Energy Model on a hierarchical lattice where the interaction strength between variables is a decreasing function of their mutual hierarchical distance, making it a non-mean field model. Through small coupling series expansion and a direct numerical solution of the model, we provide evidence for a ... | [
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119194526 | 0912.3626 | 2009-12-18 | Physical Properties of (2) Pallas | We acquired and analyzed adaptive-optics imaging observations of asteroid (2) Pallas from Keck II and the Very Large Telescope taken during four Pallas oppositions between 2003 and 2007, with spatial resolution spanning 32-88 km (image scales 13-20 km/pix). We improve our determination of the size, shape, and pole by a... | [
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9234833 | 0912.3747 | 2009-12-18 | A Survey of Paraphrasing and Textual Entailment Methods | Paraphrasing methods recognize, generate, or extract phrases, sentences, or longer natural language expressions that convey almost the same information. Textual entailment methods, on the other hand, recognize, generate, or extract pairs of natural language expressions, such that a human who reads (and trusts) the firs... | [
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118403972 | 0912.3581 | 2009-12-18 | Number-Phase Wigner Representation for Efficient Stochastic Simulations | Phase-space representations based on coherent states (P, Q, Wigner) have been successful in the creation of stochastic differential equations (SDEs) for the efficient stochastic simulation of high dimensional quantum systems. However many problems using these techniques remain intractable over long integrations times. ... | [
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"name": "Andr'e [\"R.\",\"R.\"] Carvalho",
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6587220 | 0912.3779 | 2009-12-18 | Muon-induced backgrounds in the CUORICINO experiment | To better understand the contribution of cosmic ray muons to the CUORICINO background, 10 plastic scintillator detectors were installed at the CUORICINO site and operated during the final 3 months of the experiment. From these measurements, an upper limit of 0.0021 counts/(keV kg yr) (95% CL) was obtained on the cosmic... | [
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1140439 | 0912.3566 | 2009-12-18 | Measurement of the Lambda_b Lifetime in Lambda_b -> Lambda_c+ pi- Decays in p-pbar Collisions at sqrt(s) = 1.96 TeV | We report a measurement of the lifetime of the Lambda_b baryon in decays to the Lambda_C+ pi- final state in a sample corresponding to 1.1 fb^-1 collected in p-pbar collisions at sqrt(s) = 1.96 TeV by the CDF II detector at the Tevatron collider. Using a sample of about 3000 fully reconstructed Lambda_b events we measu... | [
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119296869 | 0912.3524 | 2009-12-18 | F-Theory GUT Vacua on Compact Calabi-Yau Fourfolds | We present compact three-generation F-theory GUT models meeting in particular the constraints of D3-tadpole cancellation and D-term supersymmetry. To this end we explicitly construct elliptically fibered Calabi-Yau fourfolds as complete intersections in a toric ambient space. Toric methods enable us to control the sing... | [
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118697588 | 0912.3693 | 2009-12-18 | Local Kinematics and the Local Standard of Rest | We re-examine the stellar kinematics of the Solar neighbourhood in terms of the velocity of the Sun with respect to the local standard of rest. We show that the classical determination of its component V_sun in the direction of Galactic rotation via Stroemberg's relation is undermined by the metallicity gradient in the... | [
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15794370 | 0912.3750 | 2009-12-18 | Topological Kondo Insulators | Kondo insulators are particularly simple type of heavy electron material, where a filled band of heavy quasiparticles gives rise to a narrow band insulator. Starting with the Anderson lattice Hamiltonian, we develop a topological classification of emergent band structures for Kondo insulators and show that these materi... | [
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7115664 | 0912.3604 | 2009-12-18 | A Geometric Proof of Calibration | We provide yet another proof of the existence of calibrated forecasters; it has two merits. First, it is valid for an arbitrary finite number of outcomes. Second, it is short and simple and it follows from a direct application of Blackwell's approachability theorem to carefully chosen vector-valued payoff function and ... | [
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59579329 | 0912.3618 | 2009-12-18 | Fermi observations of Cassiopeia and Cepheus: diffuse gamma-ray emission in the outer Galaxy | We present the analysis of the interstellar gamma-ray emission measured by the Fermi Large Area Telescope toward a region in the second Galactic quadrant at 100 deg < l < 145 deg and -15 deg < b < +30 deg. This region encompasses the prominent Gould-Belt clouds of Cassiopeia, Cepheus and the Polaris flare, as well as a... | [
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5593503 | 0912.3848 | 2009-12-19 | Wavelets on Graphs via Spectral Graph Theory | We propose a novel method for constructing wavelet transforms of functions defined on the vertices of an arbitrary finite weighted graph. Our approach is based on defining scaling using the the graph analogue of the Fourier domain, namely the spectral decomposition of the discrete graph Laplacian $\L$. Given a wavelet ... | [
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25581053 | 0912.3904 | 2009-12-19 | Time evolution of dense multigraph limits under edge-conservative preferential attachment dynamics | We define the edge reconnecting model, a random multigraph evolving in time. At each time step we change one endpoint of a uniformly chosen edge: the new endpoint is chosen by linear preferential attachment. We consider a sequence of edge reconnecting models where the sequence of initial multigraphs is convergent in a ... | [
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5799505 | 0912.4087 | 2009-12-20 | On the Connectivity and Multihop Delay of Ad Hoc Cognitive Radio Networks | We analyze the multihop delay of ad hoc cognitive radio networks, where the transmission delay of each hop consists of the propagation delay and the waiting time for the availability of the communication channel (i.e., the occurrence of a spectrum opportunity at this hop). Using theories and techniques from continuum p... | [
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59031327 | 0912.3995 | 2009-12-20 | Gaussian Process Optimization in the Bandit Setting: No Regret and Experimental Design | Many applications require optimizing an unknown, noisy function that is expensive to evaluate. We formalize this task as a multi-armed bandit problem, where the payoff function is either sampled from a Gaussian process (GP) or has low RKHS norm. We resolve the important open problem of deriving regret bounds for this s... | [
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117764480 | 0912.4044 | 2009-12-20 | Quantitative Verification of a Force-based Model for Pedestrian Dynamics | This paper introduces a spatially continuous force-based model for simulating pedestrian dynamics. The main intention of this work is the quantitative description of pedestrian movement through bottlenecks and in corridors. Measurements of flow and density at bottlenecks will be presented and compared with empirical da... | [
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118636210 | 0912.4033 | 2009-12-20 | On the Oscillation of Neutrinos Produced by the Annihilation of Dark Matter inside the Sun | The annihilation of dark matter particles captured by the Sun can lead to a neutrino flux observable in neutrino detectors. Considering the fact that these dark matter particles are non-relativistic, if a pair of dark matter annihilates to a neutrino pair, the spectrum of neutrinos will be monochromatic. We show that i... | [
"hep-ph"
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13417178 | 0912.4290 | 2009-12-21 | Biomimetic isotropic nanostructures for structural coloration | We describe the self-assembly of biomimetic isotropic films which display structural color amenable to potential applications in coatings. Isotropic structures can produce color if there is a pronounced characteristic length-scale comparable to the wavelength of visible light and wavelength-independent scattering is su... | [
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"author_id": "h noh_9",
"name": "Heeso Noh",
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... | null |
32912731 | 0912.4233 | 2009-12-21 | Real Emission and Virtual Exchange of Gravitons and Unparticles in Pythia8 | Models with large extra dimensions as well as unparticle models could give rise to new phenomena at collider experiments due to real emission or virtual exchange of gravitons or unparticles. In this paper we present the common implementation of these processes in the Monte Carlo generator Pythia8, using relations betwe... | [
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119241712 | 0912.4020 | 2009-12-21 | Three-dimensional topological phases in a layered honeycomb spin-orbital model | We present an exactly solvable spin-orbital model based on the Gamma-matrix generalization of a Kitaev-type Hamiltonian. In the presence of small magnetic fields, the model exhibits a critical phase with a spectrum characterized by topologically protected Fermi points. Upon increasing the magnetic field, Fermi points c... | [
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] | null |
9805404 | 0912.3823 | 2009-12-21 | Quantum state restoration and single-copy tomography | Given a single copy of an n qubit quantum state |psi>, the no-cloning theorem greatly limits the amount of information which can be extracted from it. Moreover, given only a procedure which verifies the state, for example a procedure which measures the operator |psi><psi|, we cannot prepare |psi> in time polynomial in ... | [
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10717323 | 0912.4072 | 2009-12-21 | Stochastic global optimization as a filtering problem | We present a reformulation of stochastic global optimization as a filtering problem. The motivation behind this reformulation comes from the fact that for many optimization problems we cannot evaluate exactly the objective function to be optimized. Similarly, we may not be able to evaluate exactly the functions involve... | [
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9306324 | 0912.3825 | 2009-12-21 | Breaking and making quantum money: toward a new quantum cryptographic protocol | Public-key quantum money is a cryptographic protocol in which a bank can create quantum states which anyone can verify but no one except possibly the bank can clone or forge. There are no secure public-key quantum money schemes in the literature; as we show in this paper, the only previously published scheme [1] is ins... | [
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88512371 | 0912.4045 | 2009-12-21 | Restricted Eigenvalue Conditions on Subgaussian Random Matrices | It is natural to ask: what kinds of matrices satisfy the Restricted Eigenvalue (RE) condition? In this paper, we associate the RE condition (Bickel-Ritov-Tsybakov 09) with the complexity of a subset of the sphere in $\R^p$, where $p$ is the dimensionality of the data, and show that a class of random matrices with indep... | [
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115172521 | 0912.4529 | 2009-12-22 | A Unitary Extension Principle for Shearlet Systems | In this paper, we first introduce the concept of an adaptive MRA (AMRA) structure which is a variant of the classical MRA structure suited to the main goal of a fast flexible decomposition strategy adapted to the data at each decomposition level. We then study this novel methodology for the general case of affine-like ... | [
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85458600 | 0912.4531 | 2009-12-22 | The "Coulomb phase" in frustrated systems | The "Coulomb phase" is an emergent state for lattice models (particularly highly frustrated antiferromagnets) which have local constraints that can be mapped to a divergence-free "flux". The coarse-grained version of this flux or polarization behave analogously to electric or magnetic fields; in particular, defects at ... | [
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119200280 | 0912.4315 | 2009-12-22 | Angular Power Spectra of the Millimeter Wavelength Background Light from Dusty Star-forming Galaxies with the South Pole Telescope | We use data from the first 100 square-degree field observed by the South Pole Telescope (SPT) in 2008 to measure the angular power spectrum of temperature anisotropies contributed by the background of dusty star-forming galaxies (DSFGs) at millimeter wavelengths. From the auto and cross-correlation of 150 and 220 GHz S... | [
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14631345 | 0912.4480 | 2009-12-22 | Consistency of the maximum likelihood estimator for general hidden Markov models | Consider a parametrized family of general hidden Markov models, where both the observed and unobserved components take values in a complete separable metric space. We prove that the maximum likelihood estimator (MLE) of the parameter is strongly consistent under a rather minimal set of assumptions. As special cases of ... | [
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6748748 | 0912.4367 | 2009-12-22 | On the Effectiveness of Projection Methods for Convex Feasibility Problems with Linear Inequality Constraints | The effectiveness of projection methods for solving systems of linear inequalities is investigated. It is shown that they have a computational advantage over some alternatives and that this makes them successful in real-world applications. This is supported by experimental evidence provided in this paper on problems of... | [
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17288628 | 0912.4434 | 2009-12-22 | Inferring Multiple Graphical Structures | Gaussian Graphical Models provide a convenient framework for representing dependencies between variables. Recently, this tool has received a high interest for the discovery of biological networks. The literature focuses on the case where a single network is inferred from a set of measurements, but, as wetlab data is ty... | [
"stat.ME"
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7896472 | 0912.4546 | 2009-12-22 | Enhanced Feedback Iterative Decoding of Sparse Quantum Codes | Decoding sparse quantum codes can be accomplished by syndrome-based decoding using a belief propagation (BP) algorithm.We significantly improve this decoding scheme by developing a new feedback adjustment strategy for the standard BP algorithm. In our feedback procedure, we exploit much of the information from stabiliz... | [
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4425674 | 0912.4263 | 2009-12-22 | A candidate redshift z ~ 10 galaxy and rapid changes in that population at an age of 500 Myr | Searches for very-high-redshift galaxies over the past decade have yielded a large sample of more than 6,000 galaxies existing just 900-2,000 million years (Myr) after the Big Bang (redshifts 6 > z > 3; ref. 1). The Hubble Ultra Deep Field (HUDF09) data have yielded the first reliable detections of z ~ 8 galaxies that,... | [
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119273568 | 0912.4490 | 2009-12-22 | The Coyote Universe III: Simulation Suite and Precision Emulator for the Nonlinear Matter Power Spectrum | Many of the most exciting questions in astrophysics and cosmology, including the majority of observational probes of dark energy, rely on an understanding of the nonlinear regime of structure formation. In order to fully exploit the information available from this regime and to extract cosmological constraints, accurat... | [
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119504507 | 0912.4389 | 2009-12-22 | Line Graphs of Weighted Networks for Overlapping Communities | In this paper, we develop the idea to partition the edges of a weighted graph in order to uncover overlapping communities of its nodes. Our approach is based on the construction of different types of weighted line graphs, i.e. graphs whose nodes are the links of the original graph, that encapsulate differently the rela... | [
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8423847 | 0912.4535 | 2009-12-22 | Cucker-Smale Flocking Under Hierarchical Leadership and Random Interactions | Consider a flock of birds that fly interacting between them. The interactions are modelled through a hierarchical system in which each bird, at each time step, adjusts its own velocity according to his past velocity and a weighted mean of the relative velocities of its superiors in the hierarchy. We consider the additi... | [
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119199959 | 0912.4498 | 2009-12-22 | Centrality, Rapidity and Transverse-Momentum Dependence of Cold Nuclear Matter Effects on J/Psi Production in d+Au, Cu+Cu and Au+Au Collisions at sqrt(s_NN)=200 GeV | We have carried out a wide study of Cold Nuclear Matter (CNM) effects on J/Psi production in d+Au, Cu+Cu and Au+Au collisions at sqrt(s_NN)=200 GeV. We have studied the effects of three different gluon-shadowing parametrisations, using the usual simplified kinematics for which the momentum of the gluon recoiling agains... | [
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"... | null |
119259639 | 0912.4663 | 2009-12-23 | The Ginzburg-Landau model of Bose-Einstein condensation of magnons | We introduce a system of phenomenological equations for Bose-Einstein condensates of magnons in the one-dimensional setting. The nonlinearly coupled equations, written for amplitudes of the right-and left-traveling waves, combine basic features of the Gross-Pitaevskii and complex Ginzburg-Landau models. They include lo... | [
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45351723 | 0912.4729 | 2009-12-23 | Likelihood-free Bayesian inference for alpha-stable models | $\alpha$-stable distributions are utilised as models for heavy-tailed noise in many areas of statistics, finance and signal processing engineering. However, in general, neither univariate nor multivariate $\alpha$-stable models admit closed form densities which can be evaluated pointwise. This complicates the inferenti... | [
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"... | null |
115175755 | 0912.4720 | 2009-12-23 | Discrete Energy Asymptotics on a Riemannian circle | We derive the complete asymptotic expansion in terms of powers of $N$ for the geodesic $f$-energy of $N$ equally spaced points on a rectifiable simple closed curve $\Gamma$ in ${\mathbb R}^p$, $p\geq2$, as $N \to \infty$. For $f$ decreasing and convex, such a point configuration minimizes the $f$-energy $\sum_{j\neq k}... | [
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8993273 | 0912.4748 | 2009-12-23 | The chromatic number of almost stable Kneser hypergraphs | Let $V(n,k,s)$ be the set of $k$-subsets $S$ of $[n]$ such that for all $i,j\in S$, we have $|i-j|\geq s$ We define almost $s$-stable Kneser hypergraph $KG^r{{[n]}\choose k}_{s{\tiny{\textup{-stab}}}}^{\displaystyle\sim}$ to be the $r$-uniform hypergraph whose vertex set is $V(n,k,s)$ and whose edges are the $r$-uples ... | [
"math.CO"
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] | null | null | null |
118730164 | 0912.4689 | 2009-12-23 | QCD motivated approach to soft interactions at high energies: nucleus-nucleus and hadron-nucleus collisions | In this paper we consider nucleus-nucleus and hadron-nucleus reactions in the kinematic region: $g A^{1/3} G_{3\pom} \exp\Lb \Delta Y\Rb \approx 1 G^2_{3\pom} \exp\Lb \Delta Y\Rb \approx 1 $, where $G_{3\pom}$ is the triple Pomeron coupling, $g$ is the vertex of Pomeron nucleon interaction, and 1 + $\Delta_{\pom}$ deno... | [
"hep-ph"
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{
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"name": "Andrey Kormilitzin",
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115155352 | 0912.4540 | 2009-12-23 | Measurement of areas on a sphere using Fibonacci and latitude-longitude lattices | The area of a spherical region can be easily measured by considering which sampling points of a lattice are located inside or outside the region. This point-counting technique is frequently used for measuring the Earth coverage of satellite constellations, employing a latitude-longitude lattice. This paper analyzes the... | [
"math.MG",
"math.HO"
] | null | [
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] | null | null | null |
118626533 | 0912.4697 | 2009-12-23 | Nonexistence of classical diamagnetism and nonequilibrium fluctuation theorems for charged particles on a curved surface | We show that the classical Langevin dynamics for a charged particle on a closed curved surface in a time-independent magnetic field leads to the canonical distribution in the long time limit. Thus the Bohr-van Leeuwen theorem holds even for a finite system without any boundary and the average magnetic moment is zero. T... | [
"cond-mat.stat-mech"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
9001777 | 0912.4691 | 2009-12-23 | Search for New Physics with a Dijet plus Missing Transverse Energy Signature in p-pbar Collisions at sqrt(s) = 1.96 TeV | We present results of a signature-based search for new physics using a dijet plus missing transverse energy data sample collected in 2 fb-1 of p-pbar collisions at sqrt(s) = 1.96 TeV with the CDF II detector at the Fermilab Tevatron. We observe no significant event excess with respect to the standard model prediction a... | [
"hep-ex"
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{
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... | null |
2447433 | 0912.4571 | 2009-12-23 | Fast Alternating Linearization Methods for Minimizing the Sum of Two Convex Functions | We present in this paper first-order alternating linearization algorithms based on an alternating direction augmented Lagrangian approach for minimizing the sum of two convex functions. Our basic methods require at most $O(1/\epsilon)$ iterations to obtain an $\epsilon$-optimal solution, while our accelerated (i.e., fa... | [
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1169440 | 0912.4742 | 2009-12-23 | Optimizing Histogram Queries under Differential Privacy | Differential privacy is a robust privacy standard that has been successfully applied to a range of data analysis tasks. Despite much recent work, optimal strategies for answering a collection of correlated queries are not known. We study the problem of devising a set of strategy queries, to be submitted and answered pr... | [
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5179838 | 0912.4884 | 2009-12-24 | An Invariance Principle for Polytopes | Let X be randomly chosen from {-1,1}^n, and let Y be randomly chosen from the standard spherical Gaussian on R^n. For any (possibly unbounded) polytope P formed by the intersection of k halfspaces, we prove that |Pr [X belongs to P] - Pr [Y belongs to P]| < log^{8/5}k * Delta, where Delta is a parameter that is small f... | [
"cs.CC",
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"cs.DM",
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"name": "Adam [\"R.\"] Klivans",
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118502440 | 0912.4787 | 2009-12-24 | The Influence Of Elastic Deformations On The Supersolid Transition | We study, within the Ginzburg-Landau (GL) theory of phase transitions, how elastic deformations in a supersolid lead to local changes in the supersolid transition temperature. The GL theory is mapped onto a Schrodinger-type equation with an effective potential that depends on local dilatory strain. The effective potent... | [
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"name": "Alexander [\"Vladimirovich\"] Balatsky",
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367103 | 0912.4865 | 2009-12-24 | Energy gaps in quantum first-order mean-field-like transitions: The problems that quantum annealing cannot solve | We study first-order quantum phase transitions in models where the mean-field traitment is exact, and the exponentially fast closure of the energy gap with the system size at the transition. We consider exactly solvable ferromagnetic models, and show that they reduce to the Grover problem in a particular limit. We comp... | [
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{
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"name": "Florent Krzakala",
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... | null |
88511864 | 0912.4812 | 2009-12-24 | Joint Vertex Degrees in an Inhomogeneous Random Graph Model | In a random graph, counts for the number of vertices with given degrees will typically be dependent. We show via a multivariate normal and a Poisson process approximation that, for graphs which have independent edges, with a possibly inhomogeneous distribution, only when the degrees are large can we reasonably approxim... | [
"math.PR",
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{
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{
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},
{
"author_id": "g reinert_1",
"name": "Gesine Reinert",
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"num_pape... | null |
12019784 | 0912.4896 | 2009-12-24 | Nonparametric Bayesian Density Modeling with Gaussian Processes | We present the Gaussian process density sampler (GPDS), an exchangeable generative model for use in nonparametric Bayesian density estimation. Samples drawn from the GPDS are consistent with exact, independent samples from a distribution defined by a density that is a transformation of a function drawn from a Gaussian ... | [
"stat.CO",
"math.ST",
"stat.TH"
] | null | [
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] | null | null | null |
6932248 | 0912.4988 | 2009-12-25 | Sparse Recovery from Combined Fusion Frame Measurements | Sparse representations have emerged as a powerful tool in signal and information processing, culminated by the success of new acquisition and processing techniques such as Compressed Sensing (CS). Fusion frames are very rich new signal representation methods that use collections of subspaces instead of vectors to repre... | [
"cs.IT",
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{
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{
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662251 | 0912.4949 | 2009-12-25 | Design method for quasi-isotropic transformation materials based on inverse Laplace's equation with sliding boundaries | The deformation method of transformation optics has been demonstrated to be a useful tool, especially in designing arbitrary and nonsingular transformation materials. Recently, there are emerging demands for isotropic material parameters, arising from the broadband requirement of the designed devices. In this work, the... | [
"physics.class-ph"
] | null | [
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{
"author_id": "z chang_17",
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{
"author_id": "x zhou_55",
"name": "Xiaoming Zhou",
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8666995 | 0912.4993 | 2009-12-25 | Cognitive MAC Protocols Using Memory for Distributed Spectrum Sharing Under Limited Spectrum Sensing | The main challenges of cognitive radio include spectrum sensing at the physical (PHY) layer to detect the activity of primary users and spectrum sharing at the medium access control (MAC) layer to coordinate access among coexisting secondary users. In this paper, we consider a cognitive radio network in which a primary... | [
"cs.NI"
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{
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{
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{
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"name": "Mihaela [\"van\",\"der\"] Schaar",
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1004801 | 0912.5100 | 2009-12-27 | Estimation of (near) low-rank matrices with noise and high-dimensional scaling | High-dimensional inference refers to problems of statistical estimation in which the ambient dimension of the data may be comparable to or possibly even larger than the sample size. We study an instance of high-dimensional inference in which the goal is to estimate a matrix $\Theta^* \in \real^{k \times p}$ on the basi... | [
"math.ST",
"stat.TH"
] | null | [
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"target.key_reference"
] | null | null | null |
13032216 | 0912.5101 | 2009-12-27 | Google Android: A State-of-the-Art Review of Security Mechanisms | Google's Android is a comprehensive software framework for mobile communication devices (i.e., smartphones, PDAs). The Android framework includes an operating system, middleware and a set of key applications. The incorporation of integrated access services to the Internet on such mobile devices, however, increases thei... | [
"cs.CR"
] | null | [
"target.author.publication_history"
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{
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{
"author_id": "y fledel_0",
"name": "Yuval Fledel",
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... | null |
12010713 | 0912.5269 | 2009-12-28 | Dynamic Task Fetching Over Time Varying Wireless Channels for Mobile Computing Applications | The processing, computation and memory requirements posed by emerging mobile broadband services require adaptive memory management and prefetching techniques at the mobile terminals for satisfactory application performance and sustained device battery lifetime. In this work we investigate a scenario where tasks with va... | [
"cs.NI"
] | null | [
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] | [] | [
{
"author_id": "a dua_1",
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"name": "D. Tsamis",
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5989387 | 0912.5200 | 2009-12-28 | Penalized Composite Quasi-Likelihood for Ultrahigh-Dimensional Variable Selection | In high-dimensional model selection problems, penalized simple least-square approaches have been extensively used. This paper addresses the question of both robustness and efficiency of penalized model selection methods, and proposes a data-driven weighted linear combination of convex loss functions, together with weig... | [
"stat.ME",
"math.ST",
"stat.TH"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
608559 | 0912.5175 | 2009-12-28 | Maximum entropy models for antibody diversity | Recognition of pathogens relies on families of proteins showing great diversity. Here we construct maximum entropy models of the sequence repertoire, building on recent experiments that provide a nearly exhaustive sampling of the IgM sequences in zebrafish. These models are based solely on pairwise correlations between... | [
"q-bio.GN",
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] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
28660176 | 0912.5284 | 2009-12-29 | Two-dimensional droplet spreading over random topographical substrates | We examine theoretically the effects of random topographical substrates on the motion of two-dimensional droplets via appropriate statistical approaches. Different random substrate families are represented as stationary random functions. The variance of the droplet shift at both early times and in the long-time limit i... | [
"physics.flu-dyn"
] | null | [
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] | [] | [
{
"author_id": "n savva_1",
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{
"author_id": "s kalliadasis_1",
"name": "Serafim Kalliadasis",
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118618102 | 0912.5038 | 2009-12-29 | CDMS stands for Constrained Dark Matter Singlet | Motivated by the two candidate Dark Matter events observed by the CDMS experiment, we consider a Constrained Dark Matter Singlet (CDMS) model that, with no free parameters, predicts the DM mass and the DM direct cross section to be in the range weakly favored by CDMS. | [
"hep-ph"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "m farina_2",
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{
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"num_papers": ... | null |
118946242 | 0912.5297 | 2009-12-29 | New cosmological constraints on primordial black holes | We update the constraints on the fraction of the Universe going into primordial black holes in the mass range 10^9--10^17 g associated with the effects of their evaporations on big bang nucleosynthesis and the extragalactic photon background. We include for the first time all the effects of quark and gluon emission by ... | [
"astro-ph.CO",
"gr-qc",
"hep-ph",
"hep-th"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
88512332 | 0912.5338 | 2009-12-29 | Estimation of high-dimensional low-rank matrices | Suppose that we observe entries or, more generally, linear combinations of entries of an unknown $m\times T$-matrix $A$ corrupted by noise. We are particularly interested in the high-dimensional setting where the number $mT$ of unknown entries can be much larger than the sample size $N$. Motivated by several applicatio... | [
"math.ST",
"stat.TH"
] | null | [
"target.author.publication_history.key_reference",
"target.key_reference"
] | null | null | null |
7821404 | 0912.5410 | 2009-12-29 | A survey of statistical network models | Networks are ubiquitous in science and have become a focal point for discussion in everyday life. Formal statistical models for the analysis of network data have emerged as a major topic of interest in diverse areas of study, and most of these involve a form of graphical representation. Probability models on graphs dat... | [
"stat.ME",
"cs.LG",
"physics.soc-ph",
"q-bio.MN",
"stat.ML"
] | null | [
"target.author.publication_history.key_reference",
"target.key_reference"
] | null | null | null |
5387876 | 0912.5514 | 2009-12-30 | Trevisan's extractor in the presence of quantum side information | Randomness extraction involves the processing of purely classical information and is therefore usually studied in the framework of classical probability theory. However, such a classical treatment is generally too restrictive for applications, where side information about the values taken by classical random variables ... | [
"quant-ph",
"cs.CC",
"cs.CR"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14740011 | 0912.5426 | 2009-12-30 | The Hardness and Approximation Algorithms for L-Diversity | The existing solutions to privacy preserving publication can be classified into the theoretical and heuristic categories. The former guarantees provably low information loss, whereas the latter incurs gigantic loss in the worst case, but is shown empirically to perform well on many real inputs. While numerous heuristic... | [
"cs.DB"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "x xiao_23",
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},
{
"author_id": "k yi_3",
"name": "Ke Yi",
"publication_history": null,
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"num_citation... | null |
125313003 | 0912.5462 | 2009-12-30 | Constraint condition on transformed relation for generalized acoustics | Contrary to transformation optics (TO), there exist many possibilities for transformed relations of material property and field variable in case of transformation acoustics (TA). To investigate the underlining mechanism and develop a general method that can obtain the full transformed relations, an alternative interpre... | [
"physics.optics",
"physics.class-ph",
"physics.gen-ph"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "j hu_98",
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},
{
"author_id": "x liu_307",
"name": "Xiaoning Liu",
"publication_history": null,
"h_index": null,
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"num_citati... | null |
119301658 | 1001.0012 | 2009-12-30 | The Statistics of Albedo and Heat Recirculation on Hot Exoplanets | [Abridged] If both the day-side and night-side effective temperatures of a planet can be measured, it is possible to estimate its Bond albedo, 0<A_B<1, as well as its day-night heat redistribution efficiency, 0<epsilon<1. We attempt a statistical analysis of the albedo and redistribution efficiency for 24 transiting ex... | [
"astro-ph.EP"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
6283272 | 0912.5235 | 2009-12-30 | Using Multipartite Graphs for Recommendation and Discovery | The Smithsonian/NASA Astrophysics Data System exists at the nexus of a dense system of interacting and interlinked information networks. The syntactic and the semantic content of this multipartite graph structure can be combined to provide very specific research recommendations to the scientist/user. | [
"astro-ph.IM",
"cs.DL",
"cs.IR",
"physics.soc-ph"
] | null | [
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"target.author.publication_history.key_reference"
] | [] | [
{
"author_id": "m kurtz_2",
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{
"author_id": "a accomazzi_1",
"name": "Alberto Accomazzi",
"publication_history": null,
"h_index": null,
"num_pap... | null |
117872075 | 0912.5171 | 2009-12-30 | Quantum 120-degree model on pyrochlore lattice: orbital ordering in MnV2O4 | We present an analytical model of orbital ordering in vanadium spinel MnV2O4. The model is based on recent first-principles calculation indicating a strong trigonal distortion at the vanadium sites of this compound [Phys. Rev. Lett. 102, 216405 (2009)]. At the single-ion level, the trigonal crystal field leaves a doubl... | [
"cond-mat.str-el",
"cond-mat.mtrl-sci"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "g chern_1",
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{
"author_id": "n perkins_1",
"name": "Natalia [\"B.\"] Perkins",
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"num_papers"... | null |
6402479 | 0912.5511 | 2009-12-30 | A general approach to belief change in answer set programming | We address the problem of belief change in (nonmonotonic) logic programming under answer set semantics. Unlike previous approaches to belief change in logic programming, our formal techniques are analogous to those of distance-based belief revision in propositional logic. In developing our results, we build upon the mo... | [
"cs.AI"
] | null | [
"target.author.publication_history"
] | [] | [
{
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15908147 | 1001.0069 | 2009-12-30 | Synchronization Analysis in Physical Layer Network Coding | Physical-layer Network Coding (PNC) makes use of the additive nature of the electromagnetic (EM) waves to apply network coding arithmetic at the physical layer. With PNC,the destructive effect of interference in wireless networks is eliminated and the capacity of networks can be boosted significantly. This paper addres... | [
"cs.NI"
] | null | [
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{
"author_id": "s zhang_49",
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{
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"name": "Soung [\"Chang\"] Liew",
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3274609 | 0912.4947 | 2009-12-30 | Infinitary Combinatory Reduction Systems: Normalising Reduction Strategies | We study normalising reduction strategies for infinitary Combinatory Reduction Systems (iCRSs). We prove that all fair, outermost-fair, and needed-fair strategies are normalising for orthogonal, fully-extended iCRSs. These facts properly generalise a number of results on normalising strategies in first-order infinitary... | [
"cs.LO"
] | null | [
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{
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{
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"name": "Jakob [\"Grue\"] Simonsen",
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14919964 | 1001.0063 | 2009-12-30 | On a Model for Integrated Information | In this paper we give a thorough presentation of a model proposed by Tononi et al. for modeling \emph{integrated information}, i.e. how much information is generated in a system transitioning from one state to the next one by the causal interaction of its parts and \emph{above and beyond} the information given by the s... | [
"cs.AI"
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{
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{
"author_id": "e nardelli_1",
"name": "Enrico Nardelli",
"publication_history": null,
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"num_papers": n... | null |
13461301 | 0912.5527 | 2009-12-30 | VANET Connectivity Analysis | Vehicular Ad Hoc Networks (VANETs) are a peculiar subclass of mobile ad hoc networks that raise a number of technical challenges, notably from the point of view of their mobility models. In this paper, we provide a thorough analysis of the connectivity of such networks by leveraging on well-known results of percolation... | [
"cs.NI"
] | null | [
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] | [] | [
{
"author_id": "m kafsi_1",
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{
"author_id": "p papadimitratos_1",
"name": "Panos Papadimitratos",
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119202494 | 1001.0142 | 2009-12-31 | Initial Characteristics of Kepler Short Cadence Data | The Kepler Mission offers two options for observations -- either Long Cadence (LC) used for the bulk of core mission science, or Short Cadence (SC) which is used for applications such as asteroseismology of solar-like stars and transit timing measurements of exoplanets where the 1-minute sampling is critical. We discus... | [
"astro-ph.SR"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
56285423 | 1001.0139 | 2009-12-31 | Kepler Asteroseismology Program: Introduction and First Results | Asteroseismology involves probing the interiors of stars and quantifying their global properties, such as radius and age, through observationsof normal modes of oscillation. The technical requirements for conducting asteroseismology include ultra-high precision measured in photometry in parts per million, as well as ne... | [
"astro-ph.SR"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
118461879 | 1001.0128 | 2009-12-31 | Dielectric properties and spin-phonon coupling in multiferroic double perovskite Bi$_2$CoMnO$_6$ | First-principles electronic structure calculations have been performed for the double perovskite Bi$_2$CoMnO$_6$ in its non-centrosymmetric polar state using generalized gradient approximation plus Hubbard U approach. We find that while Co is in a high spin state, Mn is in an intermediate spin state. The calculated dyn... | [
"cond-mat.mtrl-sci",
"cond-mat.str-el"
] | null | [
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{
"author_id": "s bhattacharjee_5",
"name": "Satadeep Bhattacharjee",
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{
"author_id": "o eriksson_1",
"name": "Olle Eriksson",
"publication_history": null,
"h_index": null,
"num_... | null |
118313497 | 1001.0076 | 2009-12-31 | Giant Liquid Argon Observatory for Proton Decay, Neutrino Astrophysics and CP-violation in the Lepton Sector (GLACIER) | GLACIER (Giant Liquid Argon Charge Imaging ExpeRiment) is a large underground observatory for proton decay search, neutrino astrophysics and CP-violation studies in the lepton sector. Possible underground sites are studied within the FP7 LAGUNA project (Europe) and along the JPARC neutrino beam in collaboration with KE... | [
"physics.ins-det"
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{
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{
"author_id": "a curioni_1",
"name": "Alessandro Curioni",
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"num_pap... | null |
263787644 | 1001.0188 | 2009-12-31 | Least squares after model selection in high-dimensional sparse models | In this article we study post-model selection estimators that apply ordinary least squares (OLS) to the model selected by first-step penalized estimators, typically Lasso. It is well known that Lasso can estimate the nonparametric regression function at nearly the oracle rate, and is thus hard to improve upon. We show ... | [
"math.ST",
"math.PR",
"stat.ME",
"stat.TH"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
112312 | 1001.0149 | 2009-12-31 | Fast construction of hierarchical matrix representation from matrix-vector multiplication | We develop a hierarchical matrix construction algorithm using matrix-vector multiplications, based on the randomized singular value decomposition of low-rank matrices. The algorithm uses $\mathcal{O}(\log n)$ applications of the matrix on structured random test vectors and $\mathcal{O}(n \log n)$ extra computational co... | [
"math.NA"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
15338783 | 1001.0107 | 2009-12-31 | Exact Regeneration Codes for Distributed Storage Repair Using Interference Alignment | The high repair cost of (n,k) Maximum Distance Separable (MDS) erasure codes has recently motivated a new class of codes, called Regenerating Codes, that optimally trade off storage cost for repair bandwidth. On one end of this spectrum of Regenerating Codes are Minimum Storage Regenerating (MSR) codes that can match t... | [
"cs.IT",
"math.IT"
] | null | [
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{
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{
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{
"author_id": "c suh_1",
"name": "Changho Suh",
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{
"author_id": "k ramchandran_1",
"name": "Kannan Ramchandran",
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"num_papers": null... | null |
118512303 | 1001.0077 | 2009-12-31 | The LAGUNA design study- towards giant liquid based underground detectors for neutrino physics and astrophysics and proton decay searches | The feasibility of a next generation neutrino observatory in Europe is being considered within the LAGUNA design study. To accommodate giant neutrino detectors and shield them from cosmic rays, a new very large underground infrastructure is required. Seven potential candidate sites in different parts of Europe and at s... | [
"physics.ins-det",
"astro-ph.IM",
"hep-ex"
] | null | [
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{
"author_id": "a ariga_1",
"name": "Akitaka Ariga",
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"num_c... | null |
13544455 | 1001.0175 | 2009-12-31 | Elliptical slice sampling | Many probabilistic models introduce strong dependencies between variables using a latent multivariate Gaussian distribution or a Gaussian process. We present a new Markov chain Monte Carlo algorithm for performing inference in models with multivariate Gaussian priors. Its key properties are: 1) it has simple, generic c... | [
"stat.CO",
"stat.ML"
] | null | [
"target.author.publication_history.key_reference",
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] | null | null | null |
119213717 | 1001.0256 | 2010-01-01 | Initial Characteristics of Kepler Long Cadence Data For Detecting Transiting Planets | The Kepler Mission seeks to detect Earth-size planets transiting solar-like stars in its ~115 deg^2 field of view over the course of its 3.5 year primary mission by monitoring the brightness of each of ~156,000 Long Cadence stellar targets with a time resolution of 29.4 minutes. We discuss the photometric precision ach... | [
"astro-ph.EP"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [] | [
{
"author_id": "j jenkins_1",
"name": "Jon [\"M.\"] Jenkins",
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},
{
"author_id": "d caldwell_1",
"name": "Douglas [\"A.\"] Caldwell",
"publication_history": null,
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"... | null |
119232689 | 1001.0216 | 2010-01-01 | Instrument Performance in Kepler's First Months | The Kepler Mission relies on precise differential photometry to detect the 80 parts per million (ppm) signal from an Earth-Sun equivalent transit. Such precision requires superb instrument stability on time scales up to ~2 days and systematic error removal to better than 20 ppm. To this end, the spacecraft and photomet... | [
"astro-ph.EP",
"astro-ph.IM"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
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{
"author_id": "d caldwell_1",
"name": "Douglas [\"A.\"] Caldwell",
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},
{
"author_id": "j kolodziejczak_2",
"name": "Jeffery [\"J.\"] Kolodziejczak",
"publication_history": null,
"h_ind... | null |
119267981 | 1001.0268 | 2010-01-02 | Kepler Mission Design, Realized Photometric Performance, and Early Science | The Kepler Mission, launched on Mar 6, 2009 was designed with the explicit capability to detect Earth-size planets in the habitable zone of solar-like stars using the transit photometry method. Results from just forty-three days of data along with ground-based follow-up observations have identified five new transiting ... | [
"astro-ph.EP",
"astro-ph.IM"
] | null | [
"target.author.publication_history",
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"target.key_reference"
] | [] | [
{
"author_id": "d koch_3",
"name": "David [\"G.\"] Koch",
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},
{
"author_id": "w borucki_1",
"name": "William [\"J.\"] Borucki",
"publication_history": null,
"h_index": null,
"num_pa... | null |
1570001 | 1001.0339 | 2010-01-02 | Tight oracle bounds for low-rank matrix recovery from a minimal number of random measurements | This paper presents several novel theoretical results regarding the recovery of a low-rank matrix from just a few measurements consisting of linear combinations of the matrix entries. We show that properly constrained nuclear-norm minimization stably recovers a low-rank matrix from a constant number of noisy measuremen... | [
"cs.IT",
"math.IT"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
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{
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{
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{
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"name": "Emmanuel [\"J.\"] Candès",
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{
"author_id": "y plan_1",
"name": "Yaniv Plan",
"publication_history": null,
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"num_papers": nul... | null |
10591458 | 1001.0279 | 2010-01-02 | Regularization for Matrix Completion | We consider the problem of reconstructing a low rank matrix from noisy observations of a subset of its entries. This task has applications in statistical learning, computer vision, and signal processing. In these contexts, "noise" generically refers to any contribution to the data that is not captured by the low-rank m... | [
"stat.ML",
"stat.AP"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [
{
"corpus_id": "53504",
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}
] | [
{
"author_id": "r keshavan_1",
"name": "Raghunandan [\"H.\"] Keshavan",
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},
{
"author_id": "a montanari_2",
"name": "Andrea Montanari",
"publication_history": null,
"h_index": null,
... | null |
2088110 | 1001.0338 | 2010-01-02 | Optimal Homologous Cycles, Total Unimodularity, and Linear Programming | Given a simplicial complex with weights on its simplices, and a nontrivial cycle on it, we are interested in finding the cycle with minimal weight which is homologous to the given one. Assuming that the homology is defined with integer coefficients, we show the following : For a finite simplicial complex $K$ of dimensi... | [
"math.AT",
"cs.CG",
"cs.DS",
"math.OC"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [] | [
{
"author_id": "t dey_4",
"name": "Tamal [\"K.\"] Dey",
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},
{
"author_id": "a hirani_1",
"name": "Anil [\"N.\"] Hirani",
"publication_history": null,
"h_index": null,
"num_papers": ... | null |
119258866 | 1001.0331 | 2010-01-02 | The Kepler Pixel Response Function | Kepler seeks to detect sequences of transits of Earth-size exoplanets orbiting Solar-like stars. Such transit signals are on the order of 100 ppm. The high photometric precision demanded by Kepler requires detailed knowledge of how the Kepler pixels respond to starlight during a nominal observation. This information is... | [
"astro-ph.EP"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
9491304 | 1001.0361 | 2010-01-03 | Self-Selected or Mandated, Open Access Increases Citation Impact for Higher Quality Research | Articles whose authors make them Open Access (OA) by self-archiving them online are cited significantly more than articles accessible only to subscribers. Some have suggested that this "OA Advantage" may not be causal but just a self-selection bias, because authors preferentially make higher-quality articles OA. To tes... | [
"cs.CY",
"cs.DL"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
115166306 | 1001.0344 | 2010-01-03 | Topological quantum order: stability under local perturbations | We study zero-temperature stability of topological phases of matter under weak time-independent perturbations. Our results apply to quantum spin Hamiltonians that can be written as a sum of geometrically local commuting projectors on a D-dimensional lattice with certain topological order conditions. Given such a Hamilt... | [
"quant-ph",
"cond-mat.stat-mech",
"math-ph",
"math.MP"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
39251116 | 1001.0349 | 2010-01-03 | Selection, Prioritization, and Characteristics of Kepler Target Stars | The Kepler Mission began its 3.5-year photometric monitoring campaign in May 2009 on a select group of approximately 150,000 stars. The stars were chosen from the ~half million in the field of view that are brighter than 16th magnitude. The selection criteria are quantitative metrics designed to optimize the scientific... | [
"astro-ph.SR"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
11907871 | 1001.0436 | 2010-01-03 | Truthful Assignment without Money | We study the design of truthful mechanisms that do not use payments for the generalized assignment problem (GAP) and its variants. An instance of the GAP consists of a bipartite graph with jobs on one side and machines on the other. Machines have capacities and edges have values and sizes; the goal is to construct a we... | [
"cs.GT"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [] | [
{
"author_id": "s dughmi_1",
"name": "Shaddin Dughmi",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "a ghosh_64",
"name": "Arpita Ghosh",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
11775598 | 1001.0405 | 2010-01-03 | Optimal Query Complexity for Reconstructing Hypergraphs | In this paper we consider the problem of reconstructing a hidden weighted hypergraph of constant rank using additive queries. We prove the following: Let $G$ be a weighted hidden hypergraph of constant rank with n vertices and $m$ hyperedges. For any $m$ there exists a non-adaptive algorithm that finds the edges of the... | [
"cs.LG"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "n bshouty_1",
"name": "Nader [\"H.\"] Bshouty",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "h mazzawi_1",
"name": "Hanna Mazzawi",
"publication_history": null,
"h_index": null,
"num_papers"... | null |
119189785 | 1001.0403 | 2010-01-03 | WASP-19b: the shortest period transiting exoplanet yet discovered | We report on the discovery of a new extremely short period transiting extrasolar planet, WASP-19b. The planet has mass Mpl = 1.15 \pm 0.08 MJ, radius Rpl = 1.31 \pm 0.06 RJ, and orbital period P = 0.7888399 \pm 0.0000008 days. Through spectroscopic analysis, we determine the host star to be a slightly super-solar metal... | [
"astro-ph.EP",
"astro-ph.SR"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
118438067 | 1001.0359 | 2010-01-03 | Circular Orbits in Extremal Reissner Nordstrom Spacetimes | Circular null geodesic orbits, in extremal Reissner-Nordstrom spacetimes, are examined with regard to their stability, and compared with similar orbits in the near-extremal situation. Extremization of the effective potential for null circular orbits shows the existence of a stable circular geodesic in the extremal spac... | [
"gr-qc"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
197514870 | 1001.0604 | 2010-01-04 | Kepler-4b: Hot Neptune-Like Planet of a G0 Star Near Main-Sequence Turnoff | Early time-series photometry from NASA's Kepler spacecraft has revealed a planet transiting the star we term Kepler-4, at RA = 19h02m27.68s, Dec = +50:08:08.7. The planet has an orbital period of 3.213 days and shows transits with a relative depth of 0.87 x 10^{-3} and a duration of about 3.95 hours. Radial velocity me... | [
"astro-ph.EP"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
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