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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5206212 | 1105.4675 | 2011-05-24 | Spin Waves and magnetic exchange interactions in insulating Rb$_{0.89}$Fe$_{1.58}$Se$_2$ | The discovery of alkaline iron selenide $A$Fe$_{1.6+x}$Se$_2$ ($A=$ K, Rb, Cs) superconductors has generated considerable excitement in the condensed matter physics community because superconductivity in these materials may have a different origin from the sign reversed s-wave electron pairing mechanism, a leading cand... | [
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515759 | 1105.4701 | 2011-05-24 | Online Learning, Stability, and Stochastic Gradient Descent | In batch learning, stability together with existence and uniqueness of the solution corresponds to well-posedness of Empirical Risk Minimization (ERM) methods; recently, it was proved that CV_loo stability is necessary and sufficient for generalization and consistency of ERM. In this note, we introduce CV_on stability,... | [
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14455080 | 1105.4705 | 2011-05-24 | A Tutorial in Connectome Analysis: Topological and Spatial Features of Brain Networks | High-throughput methods for yielding the set of connections in a neural system, the connectome, are now being developed. This tutorial describes ways to analyze the topological and spatial organization of the connectome at the macroscopic level of connectivity between brain regions as well as the microscopic level of c... | [
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7823083 | 1105.4702 | 2011-05-24 | Exploiting Conceptual Knowledge for Querying Information Systems | Whereas today's information systems are well-equipped for efficient query handling, their strict mathematical foundations hamper their use for everyday tasks. In daily life, people expect information to be offered in a personalized and focused way. But currently, personalization in digital systems still only takes expl... | [
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"name": "Wolf-Tilo Balke",
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119690445 | 1105.4834 | 2011-05-24 | Electromagnetic inertia, reactive energy, and energy flow velocity | In a recent paper titled "Coherent electromagnetic wavelets and their twisting null congruences," I defined the local inertia density (I), reactive energy density (R), and energy flow velocity (v) of an electromagnetic field. These are the field equivalents of the mass, rest energy, and velocity of a relativistic parti... | [
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37606853 | 1105.4673 | 2011-05-24 | Hierarchical fractional-step approximations and parallel kinetic Monte Carlo algorithms | We present a mathematical framework for constructing and analyzing parallel algorithms for lattice Kinetic Monte Carlo (KMC) simulations. The resulting algorithms have the capacity to simulate a wide range of spatio-temporal scales in spatially distributed, non-equilibrium physiochemical processes with complex chemistr... | [
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119653263 | 1105.5117 | 2011-05-25 | Knot Homology from Refined Chern-Simons Theory | We formulate a refinement of SU(N) Chern-Simons theory on a three-manifold via the refined topological string and the (2,0) theory on N M5 branes. The refined Chern-Simons theory is defined on any three-manifold with a semi-free circle action. We give an explicit solution of the theory, in terms of a one-parameter refi... | [
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399287 | 1105.5143 | 2011-05-25 | The high albedo of the hot Jupiter Kepler-7b | Hot Jupiters are expected to be dark from both observations (albedo upper limits) and theory (alkali metals and/or TiO and VO absorption). However, only a handful of hot Jupiters have been observed with high enough photometric precision at visible wavelengths to investigate these expectations. The NASA Kepler mission p... | [
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16426958 | 1105.5104 | 2011-05-25 | Simplicial Flat Norm with Scale | We study the multiscale simplicial flat norm (MSFN) problem, which computes flat norm at various scales of sets defined as oriented subcomplexes of finite simplicial complexes in arbitrary dimensions. We show that the multiscale simplicial flat norm is NP-complete when homology is defined over integers. We cast the mul... | [
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1704844 | 1105.5170 | 2011-05-25 | Validation of Dunbar's number in Twitter conversations | Modern society's increasing dependency on online tools for both work and recreation opens up unique opportunities for the study of social interactions. A large survey of online exchanges or conversations on Twitter, collected across six months involving 1.7 million individuals is presented here. We test the theoretical... | [
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119730692 | 1105.4960 | 2011-05-25 | On the dimension of graphs of Weierstrass-type functions with rapidly growing frequencies | We determine the Hausdorff and box dimension of the fractal graphs for a general class of Weierstrass-type functions of the form $f(x) = \sum_{n=1}^\infty a_n \, g(b_n x + \theta_n)$, where $g$ is a periodic Lipschitz real function and $a_{n+1}/a_n \to 0$, $b_{n+1}/b_n \to \infty$ as $n \to \infty$. Moreover, for any $... | [
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16718067 | 1105.5039 | 2011-05-25 | Evidence for long-lived quasiparticles trapped in superconducting point contacts | We have observed that the supercurrent across phase-biased, highly transmitting atomic size contacts is strongly reduced within a broad phase interval around {\pi}. We attribute this effect to quasiparticle trapping in one of the discrete sub-gap Andreev bound states formed at the contact. Trapping occurs essentially w... | [
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2117084 | 1105.5131 | 2011-05-25 | Improved Inapproximability Results for Counting Independent Sets in the Hard-Core Model | We study the computational complexity of approximately counting the number of independent sets of a graph with maximum degree Delta. More generally, for an input graph G=(V,E) and an activity lambda>0, we are interested in the quantity Z_G(lambda) defined as the sum over independent sets I weighted as w(I) = lambda^|I|... | [
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35992863 | 1105.5167 | 2011-05-25 | The top quark rapidity distribution and forward-backward asymmetry | I present results for the top quark rapidity distribution at LHC and Tevatron energies, including higher-order corrections from threshold resummation. The next-to-next-to-leading-order (NNLO) soft-gluon corrections at next-to-next-to-leading-logarithm (NNLL) level are added to the NLO result. Theoretical predictions ar... | [
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119272404 | 1105.5135 | 2011-05-25 | Stealth Supersymmetry | We present a broad class of supersymmetric models that preserve R-parity but lack missing energy signatures. These models have new light particles with weak-scale supersymmetric masses that feel SUSY breaking only through couplings to the MSSM. This small SUSY breaking leads to nearly degenerate fermion/boson pairs, wi... | [
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14130251 | 1105.5275 | 2011-05-25 | Relaxing Tight Frame Condition in Parallel Proximal Methods for Signal Restoration | A fruitful approach for solving signal deconvolution problems consists of resorting to a frame-based convex variational formulation. In this context, parallel proximal algorithms and related alternating direction methods of multipliers have become popular optimization techniques to approximate iteratively the desired s... | [
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16573618 | 1105.5129 | 2011-05-25 | A Quantitative Version of the Gibbard-Satterthwaite Theorem for Three Alternatives | The Gibbard-Satterthwaite theorem states that every non-dictatorial election rule among at least three alternatives can be strategically manipulated. We prove a quantitative version of the Gibbard-Satterthwaite theorem: a random manipulation by a single random voter will succeed with a non-negligible probability for an... | [
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118575500 | 1105.5097 | 2011-05-25 | Role of rf electric and magnetic fields in heating of micro-protrusions in accelerating structures | It is known that high-gradient operation in metallic accelerating structures causes significant deterioration of structure surfaces that, in turn, greatly increases the probability of microwave breakdown. At the same time, the physical reason for this deterioration so far is not well understood. In the present paper, t... | [
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"author_id": "t antonsen_1",
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34333293 | 1105.5112 | 2011-05-25 | Suppression of back-to-back hadron pairs at forward rapidity in d+Au Collisions at sqrt(s_NN)=200 GeV | Back-to-back hadron pair yields in d+Au and p+p collisions at sqrt(s_NN)=200 GeV were measured with the PHENIX detector at the Relativistic Heavy Ion Collider. Rapidity separated hadron pairs were detected with the trigger hadron at pseudorapidity |eta|<0.35 and the associated hadron at forward rapidity (deuteron direc... | [
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2401515 | 1105.4991 | 2011-05-25 | Exchanging Secrets without Using Cryptography | We consider the problem where a group of n nodes, connected to the same broadcast channel (e.g., a wireless network), want to generate a common secret bitstream, in the presence of an adversary Eve, who tries to obtain information on the bitstream. We assume that the nodes initially share a (small) piece of information... | [
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"name": "Mahdi [\"Jafari\"] Siavoshani",
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119313671 | 1105.5013 | 2011-05-25 | Maxwell meets Korn: A New Coercive Inequality for Tensor Fields with Square-Integrable Exterior Derivative | Maxwell meets Korn: A New Coercive Inequality for Tensor Fields with Square-Integrable Exterior Derivative | [
"math.AP",
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15715298 | 1105.4999 | 2011-05-25 | MIMO Broadcasting for Simultaneous Wireless Information and Power Transfer | Wireless power transfer (WPT) is a promising new solution to provide convenient and perpetual energy supplies to wireless networks. In practice, WPT is implementable by various technologies such as inductive coupling, magnetic resonate coupling, and electromagnetic (EM) radiation, for short-/mid-/long-range application... | [
"cs.IT",
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] | null | [
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] | null | null | null |
9841921 | 1105.5196 | 2011-05-25 | Large-Scale Music Annotation and Retrieval: Learning to Rank in Joint Semantic Spaces | Music prediction tasks range from predicting tags given a song or clip of audio, predicting the name of the artist, or predicting related songs given a song, clip, artist name or tag. That is, we are interested in every semantic relationship between the different musical concepts in our database. In realistically sized... | [
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"name": "Samy Bengio",
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11595354 | 1105.5462 | 2011-05-26 | Variational Probabilistic Inference and the QMR-DT Network | We describe a variational approximation method for efficient inference in large-scale probabilistic models. Variational methods are deterministic procedures that provide approximations to marginal and conditional probabilities of interest. They provide alternatives to approximate inference methods based on stochastic s... | [
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"author_id": "m jordan_4",
"name": "Michael [\"I.\"] Jordan",
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17436514 | 1105.5305 | 2011-05-26 | Performance of mutual information inference methods under unknown interference | The problem of fast point-to-point MIMO channel mutual information estimation is addressed, in the situation where the receiver undergoes unknown colored interference, whereas the channel with the transmitter is perfectly known. The considered scenario assumes that the estimation is based on a few channel use observati... | [
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"author_id": "r couillet_1",
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12281825 | 1105.5379 | 2011-05-26 | Parallel Coordinate Descent for L1-Regularized Loss Minimization | We propose Shotgun, a parallel coordinate descent algorithm for minimizing L1-regularized losses. Though coordinate descent seems inherently sequential, we prove convergence bounds for Shotgun which predict linear speedups, up to a problem-dependent limit. We present a comprehensive empirical study of Shotgun for Lasso... | [
"cs.LG",
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2973549 | 1105.5307 | 2011-05-26 | Efficient Learning of Sparse Invariant Representations | We propose a simple and efficient algorithm for learning sparse invariant representations from unlabeled data with fast inference. When trained on short movies sequences, the learned features are selective to a range of orientations and spatial frequencies, but robust to a wide range of positions, similar to complex ce... | [
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"name": "Yann LeCun",
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10118629 | 1105.5419 | 2011-05-26 | Strong Secrecy from Channel Resolvability | We analyze physical-layer security based on the premise that the coding mechanism for secrecy over noisy channels is tied to the notion of channel resolvability. Instead of considering capacity-based constructions, which associate to each message a sub-code that operates just below the capacity of the eavesdropper's ch... | [
"cs.IT",
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1643683 | 1105.5257 | 2011-05-26 | Homological stability for unordered configuration spaces | This paper consists of two related parts. In the first part we give a self-contained proof of homological stability for the spaces C_n(M;X) of configurations of n unordered points in a connected open manifold M with labels in a path-connected space X, with the best possible integral stability range of 2* \leq n. Along ... | [
"math.AT"
] | null | [
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119275250 | 1105.5384 | 2011-05-26 | Measurement of the ttbar production cross section using dilepton events in ppbar collisions | We present a measurement of the ttbar production cross section sigma(ttbar) in ppbar collisions at sqrt{s} = 1.96 TeV using 5.4 fb-1 of integrated luminosity collected with the D0 detector. We consider final states with at least two jets and two leptons (ee, emu, mumu), and events with one jet for the the emu final sta... | [
"hep-ex"
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{
"author_id": "v abazov_1",
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"author_id": "b abbott_2",
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5935140 | 1105.5443 | 2011-05-26 | The Gn,m Phase Transition is Not Hard for the Hamiltonian Cycle Problem | Using an improved backtrack algorithm with sophisticated pruning techniques, we revise previous observations correlating a high frequency of hard to solve Hamiltonian Cycle instances with the Gn,m phase transition between Hamiltonicity and non-Hamiltonicity. Instead all tested graphs of 100 to 1500 vertices are easily ... | [
"cs.AI"
] | null | [
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119652889 | 1105.5382 | 2011-05-26 | On the graph labellings arising from phylogenetics | We study semigroups of labellings associated to a graph. These generalize the Jukes-Cantor model and phylogenetic toric varieties defined by Buczy\'nska. Our main theorem bounds the degree of the generators of the semigroup by g+1 when the graph has first Betti number g. Also, we provide a series of examples where the ... | [
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12865260 | 1105.5331 | 2011-05-26 | A Nonlinear GMRES Optimization Algorithm for Canonical Tensor Decomposition | A new algorithm is presented for computing a canonical rank-R tensor approximation that has minimal distance to a given tensor in the Frobenius norm, where the canonical rank-R tensor consists of the sum of R rank-one components. Each iteration of the method consists of three steps. In the first step, a tentative new i... | [
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{
"author_id": "h sterck_1",
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263881946 | 1105.5464 | 2011-05-26 | Learning to Order Things | There are many applications in which it is desirable to order rather than classify instances. Here we consider the problem of learning how to order instances given feedback in the form of preference judgments, i.e., statements to the effect that one instance should be ranked ahead of another. We outline a two-stage app... | [
"cs.LG",
"cs.AI"
] | null | [
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7759367 | 1105.5332 | 2011-05-26 | Multidimensional Scaling in the Poincare Disk | Multidimensional scaling (MDS) is a class of projective algorithms traditionally used in Euclidean space to produce two- or three-dimensional visualizations of datasets of multidimensional points or point distances. More recently however, several authors have pointed out that for certain datasets, hyperbolic target spa... | [
"stat.ML",
"cs.SI"
] | null | [
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5297450 | 1105.5460 | 2011-05-26 | Decision-Theoretic Planning: Structural Assumptions and Computational Leverage | Planning under uncertainty is a central problem in the study of automated sequential decision making, and has been addressed by researchers in many different fields, including AI planning, decision analysis, operations research, control theory and economics. While the assumptions and perspectives adopted in these areas... | [
"cs.AI"
] | null | [
"target.author.publication_history.key_reference",
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] | null | null | null |
35334041 | 1105.5253 | 2011-05-26 | spikeSlabGAM: Bayesian Variable Selection, Model Choice and Regularization for Generalized Additive Mixed Models in R | The R package spikeSlabGAM implements Bayesian variable selection, model choice, and regularized estimation in (geo-)additive mixed models for Gaussian, binomial, and Poisson responses. Its purpose is to (1) choose an appropriate subset of potential covariates and their interactions, (2) to determine whether linear or ... | [
"stat.ME"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
17659419 | 1105.5263 | 2011-05-26 | On the mean speed of convergence of empirical and occupation measures in Wasserstein distance | In this work, we provide non-asymptotic bounds for the average speed of convergence of the empirical measure in the law of large numbers, in Wasserstein distance. We also consider occupation measures of ergodic Markov chains. One motivation is the approximation of a probability measure by finitely supported measures (t... | [
"math.PR"
] | null | [
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] | null | null | null |
118648061 | 1105.5338 | 2011-05-26 | Observing CP Violation in Many-Body Decays | It is well known that observing CP violation in many-body decays could provide strong evidence for physics beyond the Standard Model. Many searches have been carried out; however, no 5sigma evidence for CP violation has yet been found in these types of decays. A novel model-independent method for observing CP violation... | [
"hep-ex"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
88518556 | 1105.5250 | 2011-05-26 | Spike-and-Slab Priors for Function Selection in Structured Additive Regression Models | Structured additive regression provides a general framework for complex Gaussian and non-Gaussian regression models, with predictors comprising arbitrary combinations of nonlinear functions and surfaces, spatial effects, varying coefficients, random effects and further regression terms. The large flexibility of structu... | [
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14428593 | 1105.5427 | 2011-05-26 | Combining Lagrangian Decomposition and Excessive Gap Smoothing Technique for Solving Large-Scale Separable Convex Optimization Problems | A new algorithm for solving large-scale convex optimization problems with a separable objective function is proposed. The basic idea is to combine three techniques: Lagrangian dual decomposition, excessive gap and smoothing. The main advantage of this algorithm is that it dynamically updates the smoothness parameters w... | [
"math.OC",
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] | null | [
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14052716 | 1105.5228 | 2011-05-26 | Theory and computation of covariant Lyapunov vectors | Lyapunov exponents are well-known characteristic numbers that describe growth rates of perturbations applied to a trajectory of a dynamical system in different state space directions. Covariant (or characteristic) Lyapunov vectors indicate these directions. Though the concept of these vectors has been known for a long ... | [
"nlin.CD"
] | null | [
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] | null | null | null |
16699002 | 1105.5174 | 2011-05-26 | Symmetry Reduction of Optimal Control Systems and Principal Connections | This paper explores the role of symmetries and reduction in nonlinear control and optimal control systems. The focus of the paper is to give a geometric framework of symmetry reduction of optimal control systems as well as to show how to obtain explicit expressions of the reduced system by exploiting the geometry. In p... | [
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118691122 | 1105.5389 | 2011-05-26 | Higgs boson signals in lambda-SUSY with a Scale Invariant Superpotential | We reconsider the lambda-SUSY model, in which the mass of the Higgs boson is raised already at tree level up to about 200 GeV via an additional interaction in the superpotential between the Higgs bosons and a Singlet, focusing on a scale invariant superpotential. After a detailed analysis of the allowed region in param... | [
"hep-ph"
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"author_id": "m farina_2",
"name": "Marco Farina",
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55156850 | 1105.5276 | 2011-05-26 | Iron abundance in the prototype PG1159 star, GW Vir pulsator PG1159-035, and related objects | We performed an iron abundance determination of the hot, hydrogen deficient post-AGB star PG1159-035, which is the prototype of the PG1159 spectral class and the GW Vir pulsators, and of two related objects (PG1520+525, PG1144+005), based on the first detection of Fe VIII lines in stellar photospheres. In another PG115... | [
"astro-ph.SR"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
18479711 | 1105.5268 | 2011-05-26 | Variational approximations to homoclinic snaking in continuous and discrete systems | Localised structures appear in a wide variety of systems, arising from a pinning mechanism due to the presence of a small-scale pattern or an imposed grid. When there is a separation of lengthscales, the width of the pinning region is exponentially small and beyond the reach of standard asymptotic methods. We show how ... | [
"nlin.PS",
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] | null | [
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] | null | null | null |
9523663 | 1105.5351 | 2011-05-26 | Is dislocation flow turbulent in deformed crystals? | Intriguing analogies were found between a model of plastic deformation in crystals and turbulence in fluids. A study of this model provides remarkable explanations of known experiments and predicts fractal dislocation pattern formation. Further, the challenges encountered resemble those in turbulence, which is exemplif... | [
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"name": "Yong Chen",
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3103576 | 1105.5488 | 2011-05-27 | Coarse-Grained Topology Estimation via Graph Sampling | Many online networks are measured and studied via sampling techniques, which typically collect a relatively small fraction of nodes and their associated edges. Past work in this area has primarily focused on obtaining a representative sample of nodes and on efficient estimation of local graph properties (such as node d... | [
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"name": "Minas Gjoka",
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18414901 | 1105.5628 | 2011-05-27 | Iterative Algorithms for Ptychographic Phase Retrieval | Ptychography promises diffraction limited resolution without the need for high resolution lenses. To achieve high resolution one has to solve the phase problem for many partially overlapping frames. Here we review some of the existing methods for solving ptychographic phase retrieval problem from a numerical analysis p... | [
"physics.optics",
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"target.author.publication_history.key_reference"
] | null | null | null |
119181412 | 1105.5632 | 2011-05-27 | Einstein Gravity from Conformal Gravity | We show that that four dimensional conformal gravity plus a simple Neumann boundary condition can be used to get the semiclassical (or tree level) wavefunction of the universe of four dimensional asymptotically de-Sitter or Euclidean anti-de Sitter spacetimes. This simple Neumann boundary condition selects the Einstein... | [
"hep-th"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
55225800 | 1105.5548 | 2011-05-27 | Propagation of non-classical correlations across a quantum spin chain | We study the transport of quantum correlations across a chain of interacting spin-1/2 particles. As a quantitative figure of merit, we choose a symmetric version of quantum discord and compare it with the transported entanglement, addressing various operating regimes of the spin medium. Discord turns out to be better t... | [
"quant-ph"
] | null | [
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"author_id": "s campbell_3",
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"author_id": "t apollaro_1",
"name": "Tony [\"John\",\"George\"] Apollaro",
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... | null |
16495355 | 1105.5651 | 2011-05-27 | Towards a Queueing-Based Framework for In-Network Function Computation | We seek to develop network algorithms for function computation in sensor networks. Specifically, we want dynamic joint aggregation, routing, and scheduling algorithms that have analytically provable performance benefits due to in-network computation as compared to simple data forwarding. To this end, we define a class ... | [
"cs.NI",
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{
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"author_id": "p gupta_9",
"name": "Piyush [\"Kumar\"] Gupta",
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9673744 | 1105.5441 | 2011-05-27 | Computational Aspects of Reordering Plans | This article studies the problem of modifying the action ordering of a plan in order to optimise the plan according to various criteria. One of these criteria is to make a plan less constrained and the other is to minimize its parallel execution time. Three candidate definitions are proposed for the first of these crit... | [
"cs.AI"
] | null | [
"target.author.publication_history.key_reference",
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7273587 | 1105.5540 | 2011-05-27 | Finite First Hitting Time versus Stochastic Convergence in Particle Swarm Optimisation | We reconsider stochastic convergence analyses of particle swarm optimisation, and point out that previously obtained parameter conditions are not always sufficient to guarantee mean square convergence to a local optimum. We show that stagnation can in fact occur for non-trivial configurations in non-optimal parts of th... | [
"cs.NE"
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8988149 | 1105.5516 | 2011-05-27 | Ontology Alignment at the Instance and Schema Level | We present PARIS, an approach for the automatic alignment of ontologies. PARIS aligns not only instances, but also relations and classes. Alignments at the instance-level cross-fertilize with alignments at the schema-level. Thereby, our system provides a truly holistic solution to the problem of ontology alignment. The... | [
"cs.AI"
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"name": "Serge Abiteboul",
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15674562 | 1105.5486 | 2011-05-27 | A 100-parsec elliptical and twisted ring of cold and dense molecular clouds revealed by Herschel around the Galactic Center | Thermal images of cold dust in the Central Molecular Zone of the Milky Way, obtained with the far-infrared cameras on-board the Herschel satellite, reveal a 3x10^7 solar masses ring of dense and cold clouds orbiting the Galactic Center. Using a simple toy-model, an elliptical shape having semi-major axes of 100 and 60 ... | [
"astro-ph.GA"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
12093099 | 1105.5667 | 2011-05-27 | Complexity of and Algorithms for Borda Manipulation | We prove that it is NP-hard for a coalition of two manipulators to compute how to manipulate the Borda voting rule. This resolves one of the last open problems in the computational complexity of manipulating common voting rules. Because of this NP-hardness, we treat computing a manipulation as an approximation problem ... | [
"cs.AI"
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"author_id": "j davies_11",
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"author_id": "g katsirelos_1",
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15578471 | 1105.5675 | 2011-05-27 | Scale-Invariant Local Descriptor for Event Recognition in 1D Sensor Signals | In this paper, we introduce a shape-based, time-scale invariant feature descriptor for 1-D sensor signals. The time-scale invariance of the feature allows us to use feature from one training event to describe events of the same semantic class which may take place over varying time scales such as walking slow and walkin... | [
"cs.MM",
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{
"author_id": "j xie_6",
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"name": "Mandis Beigi",
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18211609 | 1105.5578 | 2011-05-27 | Variable selection with error control: Another look at Stability Selection | Stability Selection was recently introduced by Meinshausen and Buhlmann (2010) as a very general technique designed to improve the performance of a variable selection algorithm. It is based on aggregating the results of applying a selection procedure to subsamples of the data. We introduce a variant, called Complementa... | [
"math.ST",
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] | null | [
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] | null | null | null |
119270706 | 1105.5599 | 2011-05-27 | Long-Term Transit Timing Monitoring and Refined Light Curve Parameters of HAT-P-13b | We present 10 new transit light curves of the transiting hot Jupiter HAT-P-13b, obtained during two observational seasons by three different telescopes. When combined with 12 previously published light curves, we have a sample consisting of 22 transit light curves, spanning 1,041 days across four observational seasons.... | [
"astro-ph.EP"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
6783001 | 1105.5509 | 2011-05-27 | A parallel Buchberger algorithm for multigraded ideals | We demonstrate a method to parallelize the computation of a Gr\"obner basis for a homogenous ideal in a multigraded polynomial ring. Our method uses anti-chains in the lattice $\mathbb N^k$ to separate mutually independent S-polynomials for reduction. | [
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"author_id": "e sköldberg_2",
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... | null |
119308100 | 1105.5433 | 2011-05-27 | A Comprehensive Spectroscopic Analysis of DB White Dwarfs | We present a detailed analysis of 108 helium-line (DB) white dwarfs based on model atmosphere fits to high signal-to-noise optical spectroscopy. We derive a mean mass of 0.67 Mo for our sample, with a dispersion of only 0.09 Mo. White dwarfs also showing hydrogen lines, the DBA stars, comprise 44% of our sample, and th... | [
"astro-ph.SR"
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] | null | null | null |
118688266 | 1105.5661 | 2011-05-27 | Measurement of the t t-bar production cross section and the top quark mass in the dilepton channel in pp collisions at sqrt(s) =7 TeV | The t t-bar production cross section and top quark mass are measured in proton-proton collisions at sqrt(s) = 7 TeV in a data sample corresponding to an integrated luminosity of 36 inverse picobarns collected by the CMS experiment. The measurements are performed in events with two leptons (electrons or muons) in the fi... | [
"hep-ex"
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118684799 | 1105.5580 | 2011-05-27 | Non-standard antineutrino interactions at Daya Bay | We study the prospects of pinning down the effects of non-standard antineutrino interactions in the source and in the detector at the Daya Bay neutrino facility. It is well known that if the non-standard interactions in the detection process are of the same type as those in the production, their net effect can be subsu... | [
"hep-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
6632398 | 1105.5592 | 2011-05-27 | Kernel Belief Propagation | We propose a nonparametric generalization of belief propagation, Kernel Belief Propagation (KBP), for pairwise Markov random fields. Messages are represented as functions in a reproducing kernel Hilbert space (RKHS), and message updates are simple linear operations in the RKHS. KBP makes none of the assumptions commonl... | [
"cs.LG"
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{
"author_id": "l song_6",
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118587117 | 1105.5723 | 2011-05-28 | Generalized G-inflation: Inflation with the most general second-order field equations | We study generalized Galileons as a framework to develop the most general single-field inflation models ever, Generalized G-inflation, containing yet further generalization of G-inflation, as well as previous examples such as k-inflation, extended inflation, and new Higgs inflation as special cases. We investigate the ... | [
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"hep-ph"
] | null | [
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] | null | null | null |
2499910 | 1105.5721 | 2011-05-28 | A Philosophical Treatise of Universal Induction | Understanding inductive reasoning is a problem that has engaged mankind for thousands of years. This problem is relevant to a wide range of fields and is integral to the philosophy of science. It has been tackled by many great minds ranging from philosophers to scientists to mathematicians, and more recently computer s... | [
"cs.LG",
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] | null | null | null |
119233235 | 1105.6089 | 2011-05-28 | SMA/PdBI multiple line observations of the nearby Seyfert2 galaxy NGC 1068: Shock related gas kinematics and heating in the central 100pc? | We present high angular resolution (0.5-2.0") observations of the mm continuum and the 12CO(J=3-2), 13CO(J=3-2), 13CO(J=2-1), C18O(J=2-1), HCN(J=3-2), HCO+(J=4-3) and HCO+(J=3-2) line emission in the circumnuclear disk (r=100pc) of the proto-typical Seyfert type-2 galaxy NGC1068, carried out with the Submillimeter Arra... | [
"astro-ph.CO"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16870060 | 1105.5743 | 2011-05-28 | Revenue Maximization in Spectrum Auctions for Dynamic Spectrum Access | We investigate revenue maximization problems in auctions for dynamic spectrum access. We consider the frequency division and spread spectrum methods of dynamic spectrum sharing. In the frequency division method, a primary spectrum user allocates portions of spectrum to different secondary users. In the spread spectrum ... | [
"math.OC"
] | null | [
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"name": "Ashutosh Nayyar",
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... | null |
2740931 | 1105.5853 | 2011-05-29 | Orthogonal Matching Pursuit: A Brownian Motion Analysis | A well-known analysis of Tropp and Gilbert shows that orthogonal matching pursuit (OMP) can recover a k-sparse n-dimensional real vector from 4 k log(n) noise-free linear measurements obtained through a random Gaussian measurement matrix with a probability that approaches one as n approaches infinity. This work strengt... | [
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{
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"author_id": "s rangan_1",
"name": "Sundeep Rangan",
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13454609 | 1105.5746 | 2011-05-29 | The Parkes Observatory Pulsar Data Archive | The Parkes pulsar data archive currently provides access to 144044 data files obtained from observations carried out at the Parkes observatory since the year 1991. Around 10^5 files are from surveys of the sky, the remainder are observations of 775 individual pulsars and their corresponding calibration signals. Survey ... | [
"astro-ph.IM"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
118852334 | 1105.5815 | 2011-05-29 | Testing MOND in the Solar System | The Modified Newtonian Dynamics (MOND) generically predicts a violation of the strong version of the equivalence principle. As a result the gravitational dynamics of a system depends on the external gravitational field in which the system is embedded. This so-called external field effect is shown to imply the existence... | [
"astro-ph.CO",
"gr-qc"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14092475 | 1105.5806 | 2011-05-29 | A Combination of Testability and Decodability by Tensor Products | Ben-Sasson and Sudan (RSA 2006) showed that repeated tensor products of linear codes with a very large distance are locally testable. Due to the requirement of a very large distance the associated tensor products could be applied only over sufficiently large fields. Then Meir (SICOMP 2009) used this result (as a black ... | [
"cs.CC"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
55671747 | 1105.5787 | 2011-05-29 | Improved determination of the sample composition of dimuon events produced in {\boldmath $p\bar{p}$} collisions at {\boldmath $\sqrt{s}=1.96$} TeV | We use a new method to estimate with 5% accuracy the contribution of pion and kaon in-flight-decays to the dimuon data set acquired with the CDF detector. Based on this improved estimate, we show that the total number and the properties of the collected dimuon events are not yet accounted for by ordinary sources of dim... | [
"hep-ex"
] | null | [
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] | [] | [
{
"author_id": "t aaltonen_1",
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{
"author_id": "b álvarezgonzález_1",
"name": "B. ÁlvarezGonzález",
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119179194 | 1105.5800 | 2011-05-29 | Super Liouville conformal blocks from N=2 SU(2) quiver gauge theories | The conjecture about the correspondence between instanton partition functions in the N=2 SUSY Yang-Mills theory and conformal blocks of two-dimensional conformal field theories is extended to the case of the N=1 supersymmetric conformal blocks. We find that the necessary modification of the moduli space of instantons r... | [
"hep-th"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
2067244 | 1105.5820 | 2011-05-29 | A Finite-Time Analysis of Multi-armed Bandits Problems with Kullback-Leibler Divergences | We consider a Kullback-Leibler-based algorithm for the stochastic multi-armed bandit problem in the case of distributions with finite supports (not necessarily known beforehand), whose asymptotic regret matches the lower bound of \cite{Burnetas96}. Our contribution is to provide a finite-time analysis of this algorithm... | [
"math.ST",
"stat.TH"
] | null | [
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{
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{
"author_id": "o maillard_1",
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{
"author_id": "r munos_1",
"name": "Rémi Munos",
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13142173 | 1105.5755 | 2011-05-29 | On Real Time Coding with Limited Lookahead | A real time coding system with lookahead consists of a memoryless source, a memoryless channel, an encoder, which encodes the source symbols sequentially with knowledge of future source symbols upto a fixed finite lookahead, d, with or without feedback of the past channel output symbols and a decoder, which sequentiall... | [
"cs.IT",
"math.IT"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
88512151 | 1105.6077 | 2011-05-30 | A semiparametric estimation of copula models based on the method of moments | Using the classical estimation method of moments, we propose a new semiparametric estimation procedure for multi-parameter copula models. Consistency and asymptotic normality of the obtained estimators are established. By considering an Archimedean copula model, an extensive simulation study, comparing these estimators... | [
"stat.ME"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
269304818 | 1105.5927 | 2011-05-30 | Radioscience simulations in General Relativity and in alternative theories of gravity | In this communication, we focus on the possibility to test GR with radioscience experiments. We present a new software that in a first step simulates the Range/Doppler signals directly from the space time metric (thus in GR and in alternative theories of gravity). In a second step, a least-squares fit of the involved p... | [
"gr-qc"
] | null | [
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{
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"author_id": "p wolf_1",
"name": "Peter Wolf",
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149094 | 1105.6138 | 2011-05-30 | On the Design of Deterministic Matrices for Fast Recovery of Fourier Compressible Functions | We present a general class of compressed sensing matrices which are then demonstrated to have associated sublinear-time sparse approximation algorithms. We then develop methods for constructing specialized matrices from this class which are sparse when multiplied with a discrete Fourier transform matrix. Ultimately, th... | [
"math.NA",
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] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14604150 | 1105.5887 | 2011-05-30 | Efficient sampling of high-dimensional Gaussian fields: the non-stationary / non-sparse case | This paper is devoted to the problem of sampling Gaussian fields in high dimension. Solutions exist for two specific structures of inverse covariance : sparse and circulant. The proposed approach is valid in a more general case and especially as it emerges in inverse problems. It relies on a perturbation-optimization p... | [
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{
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... | null |
119676950 | 1105.6017 | 2011-05-30 | Convex Hulls in the Hyperbolic Space | We show that there exists a universal constant C>0 such that the convex hull of any N points in the hyperbolic space H^n is of volume smaller than C N, and that for any dimension n there exists a constant C_n > 0 such that for any subset A of H^n, Vol(Conv(A_1)) < C_n Vol(A_1) where A_1 is the set of points of hyperbol... | [
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"math.DG"
] | null | [
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{
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"name": "Ronen Eldan",
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... | null |
118435437 | 1105.6100 | 2011-05-30 | Josephson Junctions and AdS/CFT Networks | We propose a new holographic model of Josephson junctions (and networks thereof) based on designer multi-gravity, namely multi-(super)gravity theories on products of distinct asymptotically AdS spacetimes coupled by mixed boundary conditions. We present a simple model of a Josephson junction (JJ) that exhibits the well... | [
"hep-th",
"cond-mat.supr-con"
] | null | [
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{
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{
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{
"author_id": "v niarchos_1",
"name": "Vasilis Niarchos",
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"num_papers": n... | null |
119267445 | 1105.6107 | 2011-05-30 | The 2M++ galaxy redshift catalogue | Peculiar velocities arise from gravitational instability, and thus are linked to the surrounding distribution of matter. In order to understand the motion of the Local Group with respect to the Cosmic Microwave Background, a deep all-sky map of the galaxy distribution is required. Here we present a new redshift compila... | [
"astro-ph.CO"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
45736704 | 1105.6067 | 2011-05-30 | Observation of the rare eta->e+e-e+e- decay with the KLOE experiment | We report the first observation of the rare eta->e+e-e+e- decay based on 1.7 fb^{-1} collected by the KLOE experiment at the DAFNE phi-factory. The selection of the e+e-e+e- final state is fully inclusive of radiation. We have identified 362 +- 29 events resulting in a branching ratio of (2.4 +- 0.2_stat+bckg +- 0.1_sy... | [
"hep-ex"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "f ambrosino_1",
"name": "Fabio Ambrosino",
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},
{
"author_id": "a antonelli_2",
"name": "A. Antonelli",
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118974180 | 1105.5885 | 2011-05-30 | Connecting Synchrotron, Cosmic Rays, and Magnetic Fields in the Plane of the Galaxy | We extend previous work modeling the Galactic magnetic field in the plane using synchrotron emission in total and polarised intensity. In this work, we include a more realistic treatment of the cosmic-ray electrons using the GALPROP propagation code optimized to match the existing high-energy data. This addition reduce... | [
"astro-ph.GA"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
11954457 | 1105.5860 | 2011-05-30 | Number-Phase Wigner Representation for Scalable Stochastic Simulations of Controlled Quantum Systems | Simulation of conditional master equations is important to describe systems under continuous measurement and for the design of control strategies in quantum systems. For large bosonic systems, such as BEC and atom lasers, full quantum field simulations must rely on scalable stochastic methods whose convergence time is ... | [
"quant-ph"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [
{
"corpus_id": "119286296",
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] | [
{
"author_id": "m hush_1",
"name": "Michael [\"R.\"] Hush",
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},
{
"author_id": "s szigeti_1",
"name": "Stuart [\"S.\"] Szigeti",
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14855950 | 1105.5900 | 2011-05-30 | Ethane: A Heterogeneous Parallel Search Algorithm for Heterogeneous Platforms | In this paper we present Ethane, a parallel search algorithm specifically designed for its execution on heterogeneous hardware environments. With Ethane we propose an algorithm inspired in the structure of the chemical compound of the same name, implementing a heterogeneous island model based in the structure of its ch... | [
"cs.NE",
"cs.DC"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "j domínguez_0",
"name": "Julián Domínguez",
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},
{
"author_id": "e alba_1",
"name": "Enrique Alba",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
119282403 | 1105.5934 | 2011-05-30 | Degrees of freedom of $f(T)$ gravity | We investigate the Hamiltonian formulation of $f(T)$ gravity and find that there are five degrees of freedom. The six first class constraints corresponding to the local Lorentz transformation in Teleparallel gravity become second class constraints in $f(T)$ gravity, which leads to the appearance of three extra degrees ... | [
"hep-th",
"astro-ph.CO",
"gr-qc"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
55417993 | 1105.6055 | 2011-05-30 | Some Calculable Contributions to Holographic Entanglement Entropy | Using the AdS/CFT correspondence, we examine entanglement entropy for a boundary theory deformed by a relevant operator and establish two results. The first is that if there is a contribution which is logarithmic in the UV cut-off, then the coefficient of this term is independent of the state of the boundary theory. In... | [
"hep-th"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
41305262 | 1105.6075 | 2011-05-30 | Marginal log-linear parameters for graphical Markov models | Marginal log-linear (MLL) models provide a flexible approach to multivariate discrete data. MLL parametrizations under linear constraints induce a wide variety of models, including models defined by conditional independences. We introduce a sub-class of MLL models which correspond to Acyclic Directed Mixed Graphs (ADMG... | [
"stat.ME"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
6759484 | 1105.6009 | 2011-05-30 | Noncoherent SIMO Pre-Log via Resolution of Singularities | We establish a lower bound on the noncoherent capacity pre-log of a temporally correlated Rayleigh block-fading single-input multiple-output (SIMO) channel. Our result holds for arbitrary rank Q of the channel correlation matrix, arbitrary block-length L > Q, and arbitrary number of receive antennas R, and includes the... | [
"cs.IT",
"math.AG",
"math.IT"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [
{
"corpus_id": "51975152",
"num_citations": null
}
] | [
{
"author_id": "e riegler_1",
"name": "Erwin Riegler",
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"h_index": null,
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"num_citations": null
},
{
"author_id": "v morgenshtern_1",
"name": "Veniamin [\"I.\"] Morgenshtern",
"publication_history": null,
"h_index": null,
... | null |
15180459 | 1105.5954 | 2011-05-30 | Penalty Methods for the Solution of Discrete HJB Equations -- Continuous Control and Obstacle Problems | In this paper, we present a novel penalty approach for the numerical solution of continuously controlled HJB equations and HJB obstacle problems. Our results include estimates of the penalisation error for a class of penalty terms, and we show that variations of Newton's method can be used to obtain globally convergent... | [
"q-fin.CP",
"math.NA"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
118641585 | 1105.6058 | 2011-05-30 | Long quantum channels for high-quality entanglement transfer | High-quality quantum-state and entanglement transfer can be achieved in an unmodulated spin bus operating in the ballistic regime, which occurs when the endpoint qubits A and B are coupled to the chain by an exchange interaction $j_0$ comparable with the intrachain exchange. Indeed, the transition amplitude characteriz... | [
"quant-ph"
] | null | [
"target.author.publication_history"
] | [
{
"corpus_id": "119109529",
"num_citations": null
},
{
"corpus_id": "119060984",
"num_citations": null
}
] | [
{
"author_id": "l banchi_1",
"name": "Leonardo Banchi",
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"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "t apollaro_1",
"name": "Tony [\"John\",\"George\"] Apollaro",
"publication_history": null,
"h_index": null,
... | null |
124453093 | 1105.5953 | 2011-05-30 | The Square Kilometre Array | We review the current status of the Square Kilometre Array (SKA) by outlining the science drivers for its Phase-1 (SKA1) and setting out the timeline for the key decisions and milestones on the way to the planned start of its construction in 2016. We explain how Phase-2 SKA (SKA2) will transform the research scope of t... | [
"astro-ph.IM"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
8007359 | 1105.6164 | 2011-05-30 | How to Construct Polar Codes | A method for efficiently constructing polar codes is presented and analyzed. Although polar codes are explicitly defined, straightforward construction is intractable since the resulting polar bit-channels have an output alphabet that grows exponentially with he code length. Thus the core problem that needs to be solved... | [
"cs.IT",
"math.IT"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
37690824 | 1105.6158 | 2011-05-31 | Dual boson approach to collective excitations in correlated fermionic systems | We develop a general theory of a boson decomposition for both local and non-local interactions in lattice fermion models which allows us to describe fermionic degrees of freedom and collective charge and spin excitations on equal footing. An efficient perturbation theory in the interaction of the fermionic and the boso... | [
"cond-mat.str-el"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "a rubtsov_1",
"name": "Alexey [\"N.\"] Rubtsov",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "m katsnelson_1",
"name": "Mikhail [\"I\"] Katsnelson",
"publication_history": null,
"h_index": null,... | null |
9066689 | 1105.6245 | 2011-05-31 | Confidence sets for network structure | Latent variable models are frequently used to identify structure in dichotomous network data, in part because they give rise to a Bernoulli product likelihood that is both well understood and consistent with the notion of exchangeable random graphs. In this article we propose conservative confidence sets that hold with... | [
"stat.ME",
"cs.SI",
"physics.soc-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
9650649 | 1105.6311 | 2011-05-31 | Role of delay in the stochastic creation process | We develop an approximate theoretical method to study discrete stochastic birth and death models that include a delay time. We analyze the effect of the delay in the fluctuations of the system and obtain that it can qualitatively alter them. We also study the effect of distributed delay. We apply the method to a protei... | [
"cond-mat.stat-mech"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "l lafuerza_1",
"name": "Luis [\"F.\"] Lafuerza",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "r toral_1",
"name": "Raúl Toral",
"publication_history": null,
"h_index": null,
"num_papers": nu... | null |
17931475 | 1105.6305 | 2011-05-31 | Interleaved computation for persistent homology | We describe an approach to bounded-memory computation of persistent homology and betti barcodes, in which a computational state is maintained with updates introducing new edges to the underlying neighbourhood graph and percolating the resulting changes into the simplex stream feeding the persistence algorithm. We furth... | [
"cs.CG",
"math.AT"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "m vejdemo-johansson_1",
"name": "Mikael Vejdemo-Johansson",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
}
] | null |
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