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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18091421 | 1008.0060 | 2010-07-31 | Belief Propagation Methods for Intercell Interference Coordination | We consider a broad class of interference coordination and resource allocation problems for wireless links where the goal is to maximize the sum of functions of individual link rates. Such problems arise in the context of, for example, fractional frequency reuse (FFR) for macro-cellular networks and dynamic interferenc... | [
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1047099 | 1008.0044 | 2010-07-31 | Network Control: A Rate-Distortion Perspective | Today's networks are controlled assuming pre-compressed and packetized data. For video, this assumption of data packets abstracts out one of the key aspects - the lossy compression problem. Therefore, first, this paper develops a framework for network control that incorporates both source-rate and source-distortion. Ne... | [
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119220325 | 1008.0117 | 2010-07-31 | Flavor Violating Transitions of Charged Leptons from a Seesaw Mechanism of Dimension Seven | A mechanism has been suggested recently to generate the neutrino mass out of a dimension-seven operator. This is expected to relieve the tension between the occurrence of a tiny neutrino mass and the observability of other physics effects beyond it. Such a mechanism would inevitably entail lepton flavor violating effec... | [
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10814434 | 1008.0063 | 2010-07-31 | Evolutionary Approach to Test Generation for Functional BIST | In the paper, an evolutionary approach to test generation for functional BIST is considered. The aim of the proposed scheme is to minimize the test data volume by allowing the device's microprogram to test its logic, providing an observation structure to the system, and generating appropriate test data for the given ar... | [
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16505784 | 1008.0147 | 2010-07-31 | Intervention Mechanism Design for Networks With Selfish Users | We consider a multi-user network where a network manager and selfish users interact. The network manager monitors the behavior of users and intervenes in the interaction among users if necessary, while users make decisions independently to optimize their individual objectives. In this paper, we develop a framework of i... | [
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54933628 | 1008.0054 | 2010-07-31 | Detecting multiple change-points in general causal time series using penalized quasi-likelihood | This paper is devoted to the off-line multiple change-point detection in a semiparametric framework. The time series is supposed to belong to a large class of models including AR($\infty$), ARCH($\infty$), TARCH($\infty$),... models where the coefficients change at each instant of breaks. The different unknown paramete... | [
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10200852 | 1008.0235 | 2010-08-01 | Network Coding for Multiple Unicasts: An Interference Alignment Approach | This paper considers the problem of network coding for multiple unicast connections in networks represented by directed acyclic graphs. The concept of interference alignment, traditionally used in interference networks, is extended to analyze the performance of linear network coding in this setup and to provide a syste... | [
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538295 | 1009.2243 | 2010-08-01 | Nonlinear gap junctions enable long-distance propagation of pulsating calcium waves in astrocyte networks | A new paradigm has recently emerged in brain science whereby communications between glial cells and neuron-glia interactions should be considered together with neurons and their networks to understand higher brain functions. In particular, astrocytes, the main type of glial cells in the cortex, have been shown to commu... | [
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1809060 | 1008.0209 | 2010-08-01 | Ergodic directional switching in mobile insect groups | We obtain a Fokker-Planck equation describing experimental data on the collective motion of locusts. The noise is of internal origin and due to the discrete character and finite number of constituents of the swarm. The stationary probability distribution shows a rich phenomenology including non-monotonic behavior of se... | [
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18575475 | 1008.0223 | 2010-08-01 | Secure Joint Source-Channel Coding With Side Information | In this work, the problem of transmitting an i.i.d Gaussian source over an i.i.d Gaussian wiretap channel with an i.i.d Gaussian side information is considered. The intended receiver is assumed to have a certain minimum SNR and the eavesdropper is assumed to have a strictly lower SNR compared to the intended receiver. ... | [
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14276333 | 1008.0201 | 2010-08-01 | Novel Modifications of Parallel Jacobi Algorithms | We describe two main classes of one-sided trigonometric and hyperbolic Jacobi-type algorithms for computing eigenvalues and eigenvectors of Hermitian matrices. These types of algorithms exhibit significant advantages over many other eigenvalue algorithms. If the matrices permit, both types of algorithms compute the eig... | [
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119289008 | 1008.0306 | 2010-08-02 | A diagrammatic treatment of neutrino oscillations | We present a covariant wave-packet approach to neutrino flavor transitions in vacuum. The approach is based on the technique of macroscopic Feynman diagrams describing the lepton number violating processes of production and absorption of virtual massive neutrinos at the macroscopically separated space-time regions ("so... | [
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17362150 | 1008.0256 | 2010-08-02 | Impossibility of Differentially Private Universally Optimal Mechanisms | The notion of a universally utility-maximizing privacy mechanism was recently introduced by Ghosh, Roughgarden, and Sundararajan [STOC 2009]. These are mechanisms that guarantee optimal utility to a large class of information consumers, simultaneously, while preserving Differential Privacy [Dwork, McSherry, Nissim, and... | [
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118778380 | 1008.0253 | 2010-08-02 | Long distance two-party quantum cryptography made simple | Any two-party cryptographic primitive can be implemented using quantum communication under the assumption that it is difficult to store a large number of quantum states perfectly. However, achieving reliable quantum communication over long distances remains a difficult problem. Here, we consider a large network of node... | [
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36912577 | 1008.0401 | 2010-08-02 | A Penalty Method for the Numerical Solution of Hamilton-Jacobi-Bellman (HJB) Equations in Finance | We present a simple and easy to implement method for the numerical solution of a rather general class of Hamilton-Jacobi-Bellman (HJB) equations. In many cases, the considered problems have only a viscosity solution, to which, fortunately, many intuitive (e.g. finite difference based) discretisations can be shown to co... | [
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119131148 | 1008.0252 | 2010-08-02 | Multi-Dirac Structures and Hamilton-Pontryagin Principles for Lagrange-Dirac Field Theories | The purpose of this paper is to define the concept of multi-Dirac structures and to describe their role in the description of classical field theories. We begin by outlining a variational principle for field theories, referred to as the Hamilton-Pontryagin principle, and we show that the resulting field equations are t... | [
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55191039 | 1008.0267 | 2010-08-02 | Enumeration of spanning trees in a pseudofractal scale-free web | Spanning trees are an important quantity characterizing the reliability of a network, however, explicitly determining the number of spanning trees in networks is a theoretical challenge. In this paper, we study the number of spanning trees in a small-world scale-free network and obtain the exact expressions. We find th... | [
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... | null |
119196830 | 1008.0413 | 2010-08-02 | ALICE EMCal Physics Performance Report | The ALICE detector at the LHC (A Large Ion Collider Experiment) will carry out comprehensive measurements of high energy nucleus-nucleus collisions, in order to study QCD matter under extreme conditions and the phase transtion between con\"ined matter and the Quark-Gluon Plasma (QGP). This report presents our current s... | [
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6003210 | 1008.0322 | 2010-08-02 | Co-evolution is Incompatible with the Markov Assumption in Phylogenetics | Markov models are extensively used in the analysis of molecular evolution. A recent line of research suggests that pairs of proteins with functional and physical interactions co-evolve with each other. Here, by analyzing hundreds of orthologous sets of three fungi and their co-evolutionary relations, we demonstrate tha... | [
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... | null |
118538402 | 1008.0395 | 2010-08-02 | Fitting the integrated Spectral Energy Distributions of Galaxies | Fitting the spectral energy distributions (SEDs) of galaxies is an almost universally used technique that has matured significantly in the last decade. Model predictions and fitting procedures have improved significantly over this time, attempting to keep up with the vastly increased volume and quality of available dat... | [
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13249700 | 1008.0548 | 2010-08-03 | Image sequence interpolation using optimal control | The problem of the generation of an intermediate image between two given images in an image sequence is considered. The problem is formulated as an optimal control problem governed by a transport equation. This approach bears similarities with the Horn \& Schunck method for optical flow calculation but in fact the mode... | [
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119254780 | 1008.0553 | 2010-08-03 | First Kepler results on compact pulsators V: Slowly pulsating subdwarf B stars in short-period binaries | The survey phase of the Kepler Mission includes a number of hot subdwarf B (sdB) stars to search for nonradial pulsations. We present our analysis of two sdB stars that are found to be g-mode pulsators of the V1093 Her class. These two stars also display the distinct irradiation effect typical of sdB stars with a close... | [
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17309522 | 1008.0539 | 2010-08-03 | Assessing coupling dynamics from an ensemble of time series | Finding interdependency relations between (possibly multivariate) time series provides valuable knowledge about the processes that generate the signals. Information theory sets a natural framework for non-parametric measures of several classes of statistical dependencies. However, a reliable estimation from information... | [
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1110548 | 1008.0541 | 2010-08-03 | Determinant Sums for Undirected Hamiltonicity | We present a Monte Carlo algorithm for Hamiltonicity detection in an $n$-vertex undirected graph running in $O^*(1.657^{n})$ time. To the best of our knowledge, this is the first superpolynomial improvement on the worst case runtime for the problem since the $O^*(2^n)$ bound established for TSP almost fifty years ago (... | [
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5681520 | 1008.0530 | 2010-08-03 | Strategy iteration is strongly polynomial for 2-player turn-based stochastic games with a constant discount factor | Ye showed recently that the simplex method with Dantzig pivoting rule, as well as Howard's policy iteration algorithm, solve discounted Markov decision processes (MDPs), with a constant discount factor, in strongly polynomial time. More precisely, Ye showed that both algorithms terminate after at most $O(\frac{mn}{1-\g... | [
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14911768 | 1008.0455 | 2010-08-03 | The GeoClaw software for depth-averaged flows with adaptive refinement | Many geophysical flow or wave propagation problems can be modeled with two-dimensional depth-averaged equations, of which the shallow water equations are the simplest example. We describe the GeoClaw software that has been designed to solve problems of this nature, consisting of open source Fortran programs together wi... | [
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55197645 | 1008.0641 | 2010-08-03 | An Alternative Approach To Measuring Reverberation Lags in Active Galactic Nuclei | Motivated by recent progress in the statistical modeling of quasar variability, we develop a new approach to measuring emission-line reverberation lags to estimate the size of broad-line regions (BLRs) in active galactic nuclei. Assuming that all emission-line light curves are scaled, smoothed, and displaced versions o... | [
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17088509 | 1008.0468 | 2010-08-03 | Equilibration rates and negative absolute temperatures for ultracold atoms in optical lattices | As highly tunable interacting systems, cold atoms in optical lattices are ideal to realize and observe negative absolute temperatures, T < 0. We show theoretically that by reversing the confining potential, stable superfluid condensates at finite momentum and T < 0 can be created with low entropy production for attract... | [
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17317532 | 1008.0528 | 2010-08-03 | Bounded Coordinate-Descent for Biological Sequence Classification in High Dimensional Predictor Space | We present a framework for discriminative sequence classification where the learner works directly in the high dimensional predictor space of all subsequences in the training set. This is possible by employing a new coordinate-descent algorithm coupled with bounding the magnitude of the gradient for selecting discrimin... | [
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119103503 | 1008.0540 | 2010-08-03 | Inclusive Hadron Production in the CERN-LHC Era | We present a detailed phenomenological analysis of single-inclusive hadron production at the CERN-LHC in both proton-proton and proton-lead collisions. First data from the LHC experiments on charged hadron spectra are compared to next-to-leading order QCD expectations, and predictions are made for identified pion, kaon... | [
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9294742 | 1008.0658 | 2010-08-03 | PHAT: PHoto-z Accuracy Testing | Here we introduce PHAT, the PHoto-z Accuracy Testing programme, an international initiative to test and compare different methods of photo-z estimation. Two different test environments are set up, one (PHAT0) based on simulations to test the basic functionality of the different photo-z codes, and another one (PHAT1) ba... | [
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11366296 | 1008.0557 | 2010-08-03 | LiquidXML: Adaptive XML Content Redistribution | We propose to demonstrate LiquidXML, a platform for managing large corpora of XML documents in large-scale P2P networks. All LiquidXML peers may publish XML documents to be shared with all the network peers. The challenge then is to efficiently (re-)distribute the published content in the network, possibly in overlappi... | [
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119249212 | 1008.0580 | 2010-08-03 | Light mixed sneutrinos as thermal dark matter | In supersymmetric models with Dirac neutrino masses, a left-right mixed sneutrino can be a viable dark matter candidate. We examine the MSSM+$\tilde\nu_R$ parameter space where this is the case with particular emphasis on light sneutrinos with masses below 10 GeV. We discuss implications for direct and indirect dark ma... | [
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118362884 | 1008.1539 | 2010-08-03 | Periodic Solutions and Rogue Wave Type Extended Compactons in the Nonlinear Schrodinger Equation and \phi^{4} Theories | By employing a mapping to classical anharmonic oscillators, we explore a class of solutions to the Nonlinear Schrodinger Equation (NLSE) in 1+1 dimensions and, by extension, asymptotically in general dimensions. We discuss a possible way for creating approximate rogue wave like solutions to the NLSE by truncating exact... | [
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119166385 | 1008.0875 | 2010-08-04 | A Time-Asymmetric Process in Central Force Scatterings | This article puts forth a process applicable to central force scatterings. Under certain assumptions, we show that in attractive force fields a high speed particle with a small mass speeding through space, statistically loses energy by colliding softly with large masses that move slowly and randomly. Furthermore, we sh... | [
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15216093 | 1008.0878 | 2010-08-04 | Options for Control of Reactive Power by Distributed Photovoltaic Generators | High penetration levels of distributed photovoltaic(PV) generation on an electrical distribution circuit present several challenges and opportunities for distribution utilities. Rapidly varying irradiance conditions may cause voltage sags and swells that cannot be compensated by slowly responding utility equipment resu... | [
"math-ph",
"math.MP"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
118629167 | 1008.0853 | 2010-08-04 | White-light flares on cool stars in the Kepler Quarter 1 Data | We present the results of a search for white light flares on the ~23,000 cool dwarfs in the Kepler Quarter 1 long cadence data. We have identified 373 flaring stars, some of which flare multiple times during the observation period. We calculate relative flare energies, flare rates and durations, and compare these with ... | [
"astro-ph.SR"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
9047027 | 1008.0863 | 2010-08-04 | Accuracy vs run time in adiabatic quantum search | Adiabatic quantum algorithms are characterized by their run time and accuracy. The relation between the two is essential for quantifying adiabatic algorithmic performance, yet is often poorly understood. We study the dynamics of a continuous time, adiabatic quantum search algorithm, and find rigorous results relating t... | [
"quant-ph"
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"author_id": "a rezakhani_0",
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"name": "Artem [\"K.\"] Pimachev",
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34033669 | 1008.0815 | 2010-08-04 | Gaia broad band photometry | The scientific community needs to be prepared to analyse the data from Gaia, one of the most ambitious ESA space missions, to be launched in 2012. The purpose of this paper is to provide data and tools in order to predict in advance how Gaia photometry is expected to be. To do so, we provide relationships among colours... | [
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2535946 | 1008.0823 | 2010-08-04 | A Homogeneous Reaction Rule Language for Complex Event Processing | Event-driven automation of reactive functionalities for complex event processing is an urgent need in today's distributed service-oriented architectures and Web-based event-driven environments. An important problem to be addressed is how to correctly and efficiently capture and process the event-based behavioral, react... | [
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45874370 | 1008.0762 | 2010-08-04 | Flavour Les Houches Accord: Interfacing Flavour related Codes | We present the Flavour Les Houches Accord (FLHA) which specifies a unique set of conventions for flavour-related parameters and observables. The FLHA uses the generic SUSY Les Houches Accord (SLHA) file structure. It defines the relevant Standard Model masses, Wilson coefficients, decay constants, bag parameters, flavo... | [
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"name": "Sven Heinemeyer",
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13934193 | 1008.0881 | 2010-08-04 | A primer of swarm equilibria | We study equilibrium configurations of swarming biological organisms subject to exogenous and pairwise endogenous forces. Beginning with a discrete dynamical model, we derive a variational description of the corresponding continuum population density. Equilibrium solutions are extrema of an energy functional, and satis... | [
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9118826 | 1008.0831 | 2010-08-04 | Is submodularity testable? | We initiate the study of property testing of submodularity on the boolean hypercube. Submodular functions come up in a variety of applications in combinatorial optimization. For a vast range of algorithms, the existence of an oracle to a submodular function is assumed. But how does one check if this oracle indeed repre... | [
"cs.DS",
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] | null | null | null |
118357804 | 1008.1029 | 2010-08-05 | Subsystem codes with spatially local generators | We study subsystem codes whose gauge group has local generators in the 2D geometry. It is shown that there exists a family of such codes defined on lattices of size LxL with the number of logical qubits k and the minimum distance d both proportional to L. The gauge group of these codes involves only two-qubit generator... | [
"quant-ph"
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] | null | null | null |
13132129 | 1008.0931 | 2010-08-05 | Random Oracles in a Quantum World | The interest in post-quantum cryptography - classical systems that remain secure in the presence of a quantum adversary - has generated elegant proposals for new cryptosystems. Some of these systems are set in the random oracle model and are proven secure relative to adversaries that have classical access to the random... | [
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"author_id": "d boneh_1",
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"name": "Özgür Dagdelen",
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506170 | 1008.0919 | 2010-08-05 | Compressive Sensing over Graphs | In this paper, motivated by network inference and tomography applications, we study the problem of compressive sensing for sparse signal vectors over graphs. In particular, we are interested in recovering sparse vectors representing the properties of the edges from a graph. Unlike existing compressive sensing results, ... | [
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"name": "Enrique Mallada",
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118428191 | 1008.0967 | 2010-08-05 | Teleportation transfers only speakable quantum information | We show that a quantum clock cannot be teleported without prior synchronization between sender and receiver: every protocol using a finite amount of entanglement and an arbitrary number of rounds of classical communication will necessarily introduce an error in the teleported state of the clock. Nevertheless, we show t... | [
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46461389 | 1008.1024 | 2010-08-05 | Results from the Supernova Photometric Classification Challenge | We report results from the Supernova Photometric Classification Challenge (SNPCC), a publicly released mix of simulated supernovae (SNe), with types (Ia, Ibc, and II) selected in proportion to their expected rate. The simulation was realized in the griz filters of the Dark Energy Survey (DES) with realistic observing c... | [
"astro-ph.CO"
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672331 | 1008.1079 | 2010-08-05 | Perfect Omniscience, Perfect Secrecy and Steiner Tree Packing | We consider perfect secret key generation for a ``pairwise independent network'' model in which every pair of terminals share a random binary string, with the strings shared by distinct terminal pairs being mutually independent. The terminals are then allowed to communicate interactively over a public noiseless channel... | [
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119137185 | 1008.1040 | 2010-08-05 | On integrability of Hirota-Kimura type discretizations | We give an overview of the integrability of the Hirota-Kimura discretization method applied to algebraically completely integrable (a.c.i.) systems with quadratic vector fields. Along with the description of the basic mechanism of integrability (Hirota-Kimura bases), we provide the reader with a fairly complete list of... | [
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12272808 | 1008.1096 | 2010-08-05 | The Naming Game in Social Networks: Community Formation and Consensus Engineering | We study the dynamics of the Naming Game [Baronchelli et al., (2006) J. Stat. Mech.: Theory Exp. P06014] in empirical social networks. This stylized agent-based model captures essential features of agreement dynamics in a network of autonomous agents, corresponding to the development of shared classification schemes in... | [
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67832125 | 1008.1015 | 2010-08-05 | Analytic properties of high energy production amplitudes in N=4 SUSY | We investigate analytic properties of the six point planar amplitude in N=4 SUSY at the multi-Regge kinematics for final state particles. For inelastic processes the Steinmann relations play an important role because they give a possibility to fix the phase structure of the Regge pole and Mandelstam cut contributions. ... | [
"hep-th"
] | null | [
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] | null | null | null |
119271227 | 1008.1076 | 2010-08-05 | Weak gravitational lensing with DEIMOS | We introduce a novel method for weak-lensing measurements, which is based on a mathematically exact deconvolution of the moments of the apparent brightness distribution of galaxies from the telescope's PSF. No assumptions on the shape of the galaxy or the PSF are made. The (de)convolution equations are exact for unweig... | [
"astro-ph.IM",
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] | null | [
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] | null | null | null |
27187625 | 1008.1240 | 2010-08-06 | Deep Strong Coupling Regime of the Jaynes-Cummings model | We study the quantum dynamics of a two-level system interacting with a quantized harmonic oscillator in the deep strong coupling regime (DSC) of the Jaynes-Cummings model, that is, when the coupling strength g is comparable or larger than the oscillator frequency w (g/w > 1). In this case, the rotating-wave approximati... | [
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] | null | null | null |
9113578 | 1008.1145 | 2010-08-06 | Linear Beamforming for the Spatially Correlated MISO broadcast channel | A spatially correlated broadcast setting with M antennas at the base station and M users (each with a single antenna) is considered. We assume that the users have perfect channel information about their links and the base station has only statistical information about each user's link. The base station employs a linear... | [
"cs.IT",
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{
"author_id": "v raghavan_1",
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{
"author_id": "v veeravalli_1",
"name": "Venugopal [\"V.\"] Veeravalli",
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... | null |
8911053 | 1008.1253 | 2010-08-06 | Influence and Passivity in Social Media | The ever-increasing amount of information flowing through Social Media forces the members of these networks to compete for attention and influence by relying on other people to spread their message. A large study of information propagation within Twitter reveals that the majority of users act as passive information con... | [
"cs.CY",
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] | null | [
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{
"author_id": "d romero_4",
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{
"author_id": "w galuba_1",
"name": "Wojciech Galuba",
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29891422 | 1008.1291 | 2010-08-06 | Heliophysics Event Knowledgebase for the Solar Dynamics Observatory and Beyond | The immense volume of data generated by the suite of instruments on SDO requires new tools for efficient identifying and accessing data that is most relevant to research investigations. We have developed the Heliophysics Events Knowledgebase (HEK) to fill this need. The HEK system combines automated data mining using f... | [
"astro-ph.IM",
"astro-ph.SR"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
119562237 | 1008.1275 | 2010-08-06 | Analogs of principal series representations for Thompson's groups $F$ and $T$ | We define series of representations of the Thompson's groups $F$ and $T$, which are analogs of principal series representations of $SL(2,\R)$. We show that they are irreducible and classify them up to unitary equivalence. We also prove that they are different from representations induced from finite-dimensional represe... | [
"math.RT",
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] | null | [
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{
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{
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}
] | null |
119222817 | 1008.1183 | 2010-08-06 | Measuring our peculiar velocity on the CMB with high-multipole off-diagonal correlations | Our peculiar velocity with respect to the CMB rest frame is known to induce a large dipole in the CMB. However, the motion of an observer has also the effect of distorting the anisotropies at all scales, as shown by Challinor and Van Leeuwen (2002), due to aberration and Doppler effects. We propose to measure independe... | [
"astro-ph.CO",
"gr-qc",
"hep-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
2936267 | 1008.1256 | 2010-08-06 | First-principles calculation of H vibrational excitations at a dislocation core of Pd | Palladium is an ideal system for understanding the behavior of hydrogen in metals. In Pd, H is located both in octahedral sites and in dislocation cores, which act as nanoscale H traps and form Cottrell atmospheres. Adjacent to a dislocation core, H experiences the largest possible distortion in alpha-Pd. Ab initio den... | [
"cond-mat.mtrl-sci"
] | null | [
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{
"author_id": "h lawler_0",
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{
"author_id": "d trinkle_1",
"name": "Dallas [\"R.\"] Trinkle",
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54028541 | 1008.1156 | 2010-08-06 | Chaotic behavior in classical Yang-Mills dynamics | Understanding the underlying mechanisms causing rapid thermalization deduced for high-energy heavy ion collisions is still a challenge. To estimate the thermalization time, entropy growth for classical Yang-Mills theories is studied, based on the determination of Lyapunov exponents. Distinct regimes for short, medium a... | [
"hep-ph",
"nucl-th"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
15230510 | 1008.1343 | 2010-08-07 | Spectrum of Sizes for Perfect Deletion-Correcting Codes | One peculiarity with deletion-correcting codes is that perfect $t$-deletion-correcting codes of the same length over the same alphabet can have different numbers of codewords, because the balls of radius $t$ with respect to the Levenshte\u{\i}n distance may be of different sizes. There is interest, therefore, in determ... | [
"cs.IT",
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"math.IT"
] | null | [
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] | [] | [
{
"author_id": "y chee_1",
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{
"author_id": "g ge_2",
"name": "Gennian Ge",
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"... | null |
7241477 | 1008.1372 | 2010-08-07 | Weighted Max-Min Resource Allocation for Frequency Selective Channels | In this paper, we discuss the computation of weighted max-min rate allocation using joint TDM/FDM strategies under a PSD mask constraint. We show that the weighted max-min solution allocates the rates according to a predetermined rate ratio defined by the weights, a fact that is very valuable for telecommunication serv... | [
"cs.NI"
] | null | [
"target.key_reference"
] | null | null | null |
1949317 | 1008.1373 | 2010-08-08 | Asymmetric orbital-lattice interactions in ultra-thin correlated oxide films | Using resonant X-ray spectroscopies combined with density functional calculations, we find an asymmetric bi-axial strain-induced $d$-orbital response in ultra-thin films of the correlated metal LaNiO$_3$ which are not accessible in the bulk. The sign of the misfit strain governs the stability of an octahedral "breathin... | [
"cond-mat.mtrl-sci",
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] | null | [
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{
"author_id": "j chakhalian_1",
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{
"author_id": "j rondinelli_1",
"name": "James [\"M.\"] Rondinelli",
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184761 | 1008.1414 | 2010-08-08 | Statistically validated networks in bipartite complex systems | Many complex systems present an intrinsic bipartite nature and are often described and modeled in terms of networks [1-5]. Examples include movies and actors [1, 2, 4], authors and scientific papers [6-9], email accounts and emails [10], plants and animals that pollinate them [11, 12]. Bipartite networks are often very... | [
"physics.soc-ph",
"q-bio.QM"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
1488412 | 1008.1417 | 2010-08-08 | A Simplification of a Real-Time Verification Problem | We revisit the problem of real-time verification with dense dynamics using timeout and calendar based models and simplify this to a finite state verification problem. To overcome the complexity of verification of real-time systems with dense dynamics, Dutertre and Sorea, proposed timeout and calender based transition s... | [
"cs.LO",
"cs.SE"
] | null | [
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{
"author_id": "i saha_2",
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"author_id": "j misra_1",
"name": "Janardan Misra",
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2201260 | 1008.1610 | 2010-08-09 | New Constant-Weight Codes from Propagation Rules | This paper proposes some simple propagation rules which give rise to new binary constant-weight codes. | [
"cs.IT",
"cs.DM",
"math.IT"
] | null | [
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{
"author_id": "y chee_1",
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{
"author_id": "c xing_7",
"name": "Chaoping Xing",
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... | null |
9990710 | 1008.1616 | 2010-08-09 | Approximation Schemes for Sequential Posted Pricing in Multi-Unit Auctions | We design algorithms for computing approximately revenue-maximizing {\em sequential posted-pricing mechanisms (SPM)} in $K$-unit auctions, in a standard Bayesian model. A seller has $K$ copies of an item to sell, and there are $n$ buyers, each interested in only one copy, who have some value for the item. The seller mu... | [
"cs.GT",
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] | null | [
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{
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{
"author_id": "e even-dar_1",
"name": "Eyal Even-Dar",
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22858879 | 1008.1591 | 2010-08-09 | Non-relativistic effective theory of dark matter direct detection | Dark matter direct detection searches for signals coming from dark matter scattering against nuclei at a very low recoil energy scale ~ 10 keV. In this paper, a simple non-relativistic effective theory is constructed to describe interactions between dark matter and nuclei without referring to any underlying high energy... | [
"hep-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
28127324 | 1008.1551 | 2010-08-09 | Nonlinear interferometry with Bose-Einstein condensates | We analyze a proposed experiment [Boixo et al., Phys. Rev. Lett. 101, 040403 (2008)] for achieving sensitivity scaling better than $1/N$ in a nonlinear Ramsey interferometer that uses a two-mode Bose-Einstein condensate (BEC) of $N$ atoms. We present numerical simulations that confirm the analytical predictions for the... | [
"quant-ph",
"cond-mat.quant-gas"
] | null | [
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] | [] | [
{
"author_id": "a tacla_1",
"name": "Alexandre [\"B.\"] Tacla",
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{
"author_id": "s boixo_1",
"name": "Sergio Boixo",
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"h_index": null,
"num_papers": n... | null |
118714529 | 1008.1460 | 2010-08-09 | Gravitational waves from nonspinning black hole-neutron star binaries: dependence on equations of state | We report results of a numerical-relativity simulation for the merger of a black hole-neutron star binary with a variety of equations of state (EOSs) modeled by piecewise polytropes. We focus in particular on the dependence of the gravitational waveform at the merger stage on the EOSs. The initial conditions are comput... | [
"astro-ph.HE",
"gr-qc"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
373353 | 1008.1516 | 2010-08-09 | The Hitchhiker's Guide to Affiliation Networks: A Game-Theoretic Approach | We propose a new class of game-theoretic models for network formation in which strategies are not directly related to edge choices, but instead correspond more generally to the exertion of social effort. The observed social network is thus a byproduct of an expressive strategic interaction, which can more naturally exp... | [
"cs.GT",
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] | null | [
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] | [] | [
{
"author_id": "c borgs_1",
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{
"author_id": "j chayes_1",
"name": "Jennifer [\"Tour\"] Chayes",
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15564139 | 1008.1480 | 2010-08-09 | Fast, precise and dynamic distance queries | We present an approximate distance oracle for a point set S with n points and doubling dimension {\lambda}. For every {\epsilon}>0, the oracle supports (1+{\epsilon})-approximate distance queries in (universal) constant time, occupies space [{\epsilon}^{-O({\lambda})} + 2^{O({\lambda} log {\lambda})}]n, and can be cons... | [
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{
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... | null |
2186912 | 1008.1498 | 2010-08-09 | Matrix sparsification and the sparse null space problem | We revisit the matrix problems sparse null space and matrix sparsification, and show that they are equivalent. We then proceed to seek algorithms for these problems: We prove the hardness of approximation of these problems, and also give a powerful tool to extend algorithms and heuristics for sparse approximation theor... | [
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... | null |
13386450 | 1008.1608 | 2010-08-09 | Universal Cycles for Minimum Coverings of Pairs by Triples, with Application to 2-Radius Sequences | A new ordering, extending the notion of universal cycles of Chung {\em et al.} (1992), is proposed for the blocks of $k$-uniform set systems. Existence of minimum coverings of pairs by triples that possess such an ordering is established for all orders. Application to the construction of short 2-radius sequences is giv... | [
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"... | null |
119237883 | 1008.1581 | 2010-08-09 | Holographic quantum criticality from multi-trace deformations | We explore the consequences of multi-trace deformations in applications of gauge-gravity duality to condensed matter physics. We find that they introduce a powerful new "knob" that can implement spontaneous symmetry breaking, and can be used to construct a new type of holographic superconductor. This knob can be tuned ... | [
"hep-th"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
2273869 | 1008.1613 | 2010-08-10 | Transport in time-dependent dynamical systems: Finite-time coherent sets | We study the transport properties of nonautonomous chaotic dynamical systems over a finite time duration. We are particularly interested in those regions that remain coherent and relatively non-dispersive over finite periods of time, despite the chaotic nature of the system. We develop a novel probabilistic methodology... | [
"math.DS"
] | null | [
"target.key_reference"
] | null | null | null |
1955327 | 1008.1617 | 2010-08-10 | Query-Efficient Locally Decodable Codes of Subexponential Length | We develop the algebraic theory behind the constructions of Yekhanin (2008) and Efremenko (2009), in an attempt to understand the ``algebraic niceness'' phenomenon in $\mathbb{Z}_m$. We show that every integer $m = pq = 2^t -1$, where $p$, $q$ and $t$ are prime, possesses the same good algebraic property as $m=511$ tha... | [
"cs.CC",
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"cs.IT",
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{
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{
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{
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{
"author_id": "t feng_15",
"name": "Tao Feng",
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... | null |
14328537 | 1008.1766 | 2010-08-10 | Soft-Decoding-Based Strategies for Relay and Interference Channels: Analysis and Achievable Rates Using LDPC Codes | We provide a rigorous mathematical analysis of two communication strategies: soft decode-and-forward (soft-DF) for relay channels, and soft partial interference-cancelation (soft-IC) for interference channels. Both strategies involve soft estimation, which assists the decoding process. We consider LDPC codes, not becau... | [
"cs.IT",
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] | null | [
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{
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{
"author_id": "s shamai_1",
"name": "Shlomo Shamai",
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... | null |
14176873 | 1008.1687 | 2010-08-10 | A Deterministic Polynomial-time Approximation Scheme for Counting Knapsack Solutions | Given n elements with nonnegative integer weights w1,..., wn and an integer capacity C, we consider the counting version of the classic knapsack problem: find the number of distinct subsets whose weights add up to at most the given capacity. We give a deterministic algorithm that estimates the number of solutions to wi... | [
"cs.DS"
] | null | [
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{
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"... | null |
2898823 | 1008.1611 | 2010-08-10 | Linear Size Optimal q-ary Constant-Weight Codes and Constant-Composition Codes | An optimal constant-composition or constant-weight code of weight $w$ has linear size if and only if its distance $d$ is at least $2w-1$. When $d\geq 2w$, the determination of the exact size of such a constant-composition or constant-weight code is trivial, but the case of $d=2w-1$ has been solved previously only for b... | [
"cs.IT",
"cs.DM",
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5193333 | 1008.1827 | 2010-08-10 | Nash Equilibria in Perturbation Resilient Games | Motivated by the fact that in many game-theoretic settings, the game analyzed is only an approximation to the game being played, in this work we analyze equilibrium computation for the broad and natural class of bimatrix games that are stable to perturbations. We specifically focus on games with the property that small... | [
"cs.GT",
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{
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{
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17695485 | 1008.1716 | 2010-08-10 | Partial estimation of covariance matrices | A classical approach to accurately estimating the covariance matrix \Sigma of a p-variate normal distribution is to draw a sample of size n > p and form a sample covariance matrix. However, many modern applications operate with much smaller sample sizes, thus calling for estimation guarantees in the regime n << p. We s... | [
"math.ST",
"math.PR",
"stat.TH"
] | null | [
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] | null | null | null |
54520033 | 1008.1708 | 2010-08-10 | Rough Stochastic PDEs | In this article, we show how the theory of rough paths can be used to provide a notion of solution to a class of nonlinear stochastic PDEs of Burgers type that exhibit too high spatial roughness for classical analytical methods to apply. In fact, the class of SPDEs that we consider is genuinely ill-posed in the sense t... | [
"math.PR",
"math.AP"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
119185062 | 1008.1786 | 2010-08-10 | Galacticus: A Semi-Analytic Model of Galaxy Formation | We describe a new, free and open source semi-analytic model of galaxy formation, Galacticus. The Galacticus model was designed to be highly modular to facilitate expansion and the exploration of alternative descriptions of key physical ingredients. We detail the Galacticus engine for evolving galaxies through a merging... | [
"astro-ph.CO",
"astro-ph.GA"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
26754031 | 1008.1792 | 2010-08-10 | Floquet Topological Insulator in Semiconductor Quantum Wells | Topological phase transitions between a conventional insulator and a state of matter with topological properties have been proposed and observed in mercury telluride - cadmium telluride quantum wells. We show that a topological state can be induced in such a device, initially in the trivial phase, by irradiation with m... | [
"cond-mat.mtrl-sci"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
119245741 | 1008.1641 | 2010-08-10 | An approximate method for controlling solid elastic waves by transformation media | By idealizing a general mapping as a series of local affine ones, we derive approximately transformed material parameters necessary to control solid elastic waves within classical elasticity theory. The transformed elastic moduli are symmetric, and can be used with Navier's equation to manipulate elastic waves. It is s... | [
"physics.class-ph"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "j hu_98",
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{
"author_id": "z chang_17",
"name": "Zheng Chang",
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12871294 | 1008.1828 | 2010-08-10 | Scheduling with Rate Adaptation under Incomplete Knowledge of Channel/Estimator Statistics | In time-varying wireless networks, the states of the communication channels are subject to random variations, and hence need to be estimated for efficient rate adaptation and scheduling. The estimation mechanism possesses inaccuracies that need to be tackled in a probabilistic framework. In this work, we study scheduli... | [
"cs.NI"
] | null | [
"target.author.publication_history"
] | [
{
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] | [
{
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{
"author_id": "s murugesan_1",
"name": "Sugumar Murugesan",
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"num_papers": n... | null |
1100170 | 1008.1843 | 2010-08-11 | Mechanism Design via Correlation Gap | For revenue and welfare maximization in single-dimensional Bayesian settings, Chawla et al. (STOC10) recently showed that sequential posted-price mechanisms (SPMs), though simple in form, can perform surprisingly well compared to the optimal mechanisms. In this paper, we give a theoretical explanation of this fact, bas... | [
"cs.GT"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
6356198 | 1008.1846 | 2010-08-11 | An algorithmic information-theoretic approach to the behaviour of financial markets | Using frequency distributions of daily closing price time series of several financial market indexes, we investigate whether the bias away from an equiprobable sequence distribution found in the data, predicted by algorithmic information theory, may account for some of the deviation of financial markets from log-normal... | [
"q-fin.TR",
"cs.CE",
"cs.IT",
"math.IT"
] | null | [
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] | [] | [
{
"author_id": "h zenil_1",
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{
"author_id": "j delahaye_1",
"name": "Jean-Paul Delahaye",
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14301506 | 1008.1919 | 2010-08-11 | Glassy Dislocation Dynamics in 2-D Colloidal Dimer Crystals | Although glassy relaxation is typically associated with disorder, here we report on a new type of glassy dynamics relating to dislocations within 2-D crystals of colloidal dimers. Previous studies have demonstrated that dislocation motion in dimer crystals is restricted by certain particle orientations. Here, we drag a... | [
"cond-mat.soft"
] | null | [
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] | [] | [
{
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{
"author_id": "u agarwal_2",
"name": "Umang Agarwal",
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16727187 | 1008.2005 | 2010-08-11 | Approximation Analysis of Influence Spread in Social Networks | In the context of influence propagation in a social graph, we can identify three orthogonal dimensions - the number of seed nodes activated at the beginning (known as budget), the expected number of activated nodes at the end of the propagation (known as expected spread or coverage), and the time taken for the propagat... | [
"cs.DM",
"cs.CC",
"cs.SI"
] | null | [
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{
"author_id": "a goyal_9",
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{
"author_id": "f bonchi_2",
"name": "Francesco Bonchi",
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... | null |
15103003 | 1008.1909 | 2010-08-11 | Efficient statistical analysis of large correlated multivariate datasets: a case study on brain connectivity matrices | In neuroimaging, a large number of correlated tests are routinely performed to detect active voxels in single-subject experiments or to detect regions that differ between individuals belonging to different groups. In order to bound the probability of a false discovery of pair-wise differences, a Bonferroni or other cor... | [
"stat.ME",
"math.ST",
"q-bio.NC",
"stat.TH"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "d meskaldji_1",
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{
"author_id": "l cammoun_0",
"name": "Leila Cammoun",
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8169233 | 1008.1970 | 2010-08-11 | The Shannon Cipher System with a Guessing Wiretapper: General Sources | The Shannon cipher system is studied in the context of general sources using a notion of computational secrecy introduced by Merhav & Arikan. Bounds are derived on limiting exponents of guessing moments for general sources. The bounds are shown to be tight for iid, Markov, and unifilar sources, thus recovering some kno... | [
"cs.IT",
"math.IT"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "r sundaresan_1",
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{
"author_id": "m hanawal_1",
"name": "Manjesh [\"Kumar\"] Hanawal",
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"h_index": null,
... | null |
4405620 | 1008.2015 | 2010-08-11 | Scale-free structural organization of oxygen interstitials in La2CuO4+y | It is well known that the microstructures of the transition-metal oxides (refs 1-3), including the high-transition-temperature (high-Tc) copper oxide superconductors (refs 4-7), are complex. This is particularly so when there are oxygen interstitials or vacancies (ref.8), which influence the bulk properties. For exampl... | [
"cond-mat.supr-con"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
89613625 | 1008.1820 | 2010-08-11 | Discontinuous Galerkin method for the spherically reduced BSSN system with second-order operators | We present a high-order accurate discontinuous Galerkin method for evolving the spherically-reduced Baumgarte-Shapiro-Shibata-Nakamura (BSSN) system expressed in terms of second-order spatial operators. Our multi-domain method achieves global spectral accuracy and long-time stability on short computational domains. We ... | [
"gr-qc"
] | null | [
"target.author.publication_history"
] | [
{
"corpus_id": "13968563",
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},
{
"corpus_id": "119298185",
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{
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},
{
"corpus_id": "32226597",
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},
{
"corpus_id": "24225193",
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... | [
{
"author_id": "s field_1",
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{
"author_id": "j hesthaven_1",
"name": "Jan [\"S.\"] Hesthaven",
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"num_... | null |
117569499 | 1008.1856 | 2010-08-11 | An intrinsic formulation of the rolling manifolds problem | We present an intrinsic formulation of the kinematic problem of two $n-$dimensional manifolds rolling one on another without twisting or slipping. We determine the configuration space of the system, which is an $\frac{n(n+3)}2-$dimensional manifold. The conditions of no-twisting and no-slipping are decoded by means of ... | [
"math.DG"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "m molina_3",
"name": "M. [\"Godoy\"] Molina",
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{
"author_id": "e grong_1",
"name": "Erlend Grong",
"publication_history": null,
"h_index": null,
"num_papers": nul... | null |
13989805 | 1008.1911 | 2010-08-11 | Measurement of stimulated Hawking emission in an analogue system | There is a mathematical analogy between the propagation of fields in a general relativistic space-time and long (shallow water) surface waves on moving water. Hawking argued that black holes emit thermal radiation via a quantum spontaneous emission. Similar arguments predict the same effect near wave horizons in fluid ... | [
"gr-qc",
"physics.flu-dyn"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14631144 | 1008.2042 | 2010-08-12 | GPU-based Iterative Cone Beam CT Reconstruction Using Tight Frame Regularization | X-ray imaging dose from serial cone-beam CT (CBCT) scans raises a clinical concern in most image guided radiation therapy procedures. It is the goal of this paper to develop a fast GPU-based algorithm to reconstruct high quality CBCT images from undersampled and noisy projection data so as to lower the imaging dose. Fo... | [
"physics.med-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
118373714 | 1008.2026 | 2010-08-12 | Topological insulators and superconductors | Topological insulators are new states of quantum matter which can not be adiabatically connected to conventional insulators and semiconductors. They are characterized by a full insulating gap in the bulk and gapless edge or surface states which are protected by time-reversal symmetry. These topological materials have b... | [
"cond-mat.mes-hall",
"cond-mat.supr-con"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
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