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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7289119 | q-bio/0612040 | 2006-12-21 | Survey of the didemnins: A class of depsipeptide natural products with promising biomedical applications | The didemnins represent a versatile class of depsipeptides of marine origin and hold a great deal of potential for biomedical application. The biological and geographical origins of the didemnins are reviewed in addition to the chemical structures of the major didemnins. The biological mechanisms behind the antiviral a... | [
"q-bio.BM"
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{
"author_id": "j belof_1",
"name": "Jonathan [\"L.\"] Belof",
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] | null |
3039909 | astro-ph/0612671 | 2006-12-21 | Planetary Radii across Five Orders of Magnitude in Mass and Stellar Insolation: Application to Transits | To aid in the physical interpretation of planetary radii constrained through observations of transiting planets, or eventually direct detections, we compute model radii of pure hydrogen-helium, water, rock, and iron planets, along with various mixtures. Masses ranging from 0.01 Earth masses to 10 Jupiter masses at orbi... | [
"astro-ph"
] | null | [
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1261783 | q-bio/0612041 | 2006-12-21 | Optimal signal processing in small stochastic biochemical networks | We quantify the influence of the topology of a transcriptional regulatory network on its ability to process environmental signals. By posing the problem in terms of information theory, we may do this without specifying the function performed by the network. Specifically, we study the maximum mutual information between ... | [
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"author_id": "e ziv_1",
"name": "Etay Ziv",
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"author_id": "i nemenman_1",
"name": "Ilya Nemenman",
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41977362 | cond-mat/0612562 | 2006-12-21 | Theoretical study of the thermal behavior of free and alumina-supported Fe-C nanoparticles | The thermal behavior of free and alumina-supported iron-carbon nanoparticles is investigated via molecular dynamics simulations, in which the effect of the substrate is treated with a simple Morse potential fitted to ab initio data. We observe that the presence of the substrate raises the melting temperature of medium ... | [
"cond-mat.mtrl-sci"
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{
"author_id": "a jiang_6",
"name": "Aiqin Jiang",
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"name": "Neha Awasthi",
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265038789 | math/0612682 | 2006-12-21 | Convergence Speed in Distributed Consensus and Control | We study the convergence speed of distributed iterative algorithms for the consensus and averaging problems, with emphasis on the latter. We first consider the case of a fixed communication topology. We show that a simple adaptation of a consensus algorithm leads to an averaging algorithm. We prove lower bounds on the ... | [
"math.OC",
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{
"author_id": "a olshevsky_1",
"name": "Alexander Olshevsky",
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"author_id": "j tsitsiklis_1",
"name": "John [\"N.\"] Tsitsiklis",
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... | null |
27144945 | quant-ph/0612186 | 2006-12-21 | Graph states as ground states of many-body spin-1/2 Hamiltonians | We consider the problem whether graph states can be ground states of local interaction Hamiltonians. For Hamiltonians acting on n qubits that involve at most two-body interactions, we show that no n-qubit graph state can be the exact, non-degenerate ground state. We determine for any graph state the minimal d such that... | [
"quant-ph"
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{
"author_id": "m nest_1",
"name": "Maarten [\"Van\",\"den\"] Nest",
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"author_id": "k luttmer_0",
"name": "Kristopher Luttmer",
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118909668 | cond-mat/0612584 | 2006-12-22 | Spectral Density of Sparse Sample Covariance Matrices | Applying the replica method of statistical mechanics, we evaluate the eigenvalue density of the large random matrix (sample covariance matrix) of the form $J = A^{\rm T} A$, where $A$ is an $M \times N$ real sparse random matrix. The difference from a dense random matrix is the most significant in the tail region of th... | [
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"name": "Toshiyuki TANAKA",
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... | null |
7926497 | cs/0612124 | 2006-12-22 | Highly robust error correction by convex programming | This paper discusses a stylized communications problem where one wishes to transmit a real-valued signal x in R^n (a block of n pieces of information) to a remote receiver. We ask whether it is possible to transmit this information reliably when a fraction of the transmitted codeword is corrupted by arbitrary gross err... | [
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"name": "Paige [\"A.\"] Randall",
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1322515 | cs/0612118 | 2006-12-22 | Gossiping with Multiple Messages | This paper investigates the dissemination of multiple pieces of information in large networks where users contact each other in a random uncoordinated manner, and users upload one piece per unit time. The underlying motivation is the design and analysis of piece selection protocols for peer-to-peer networks which disse... | [
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"name": "Bruce [\"E.\"] Hajek",
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27995080 | quant-ph/0612190 | 2006-12-22 | Pooling quantum states obtained by indirect measurements | We consider the pooling of quantum states when Alice and Bob both have one part of a tripartite system and, on the basis of measurements on their respective parts, each infers a quantum state for the third part S. We denote the conditioned states which Alice and Bob assign to S by alpha and beta respectively, while the... | [
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"author_id": "h wiseman_1",
"name": "Howard [\"M.\"] Wiseman",
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... | null |
53120071 | gr-qc/0612149 | 2006-12-22 | How far away is far enough for extracting numerical waveforms, and how much do they depend on the extraction method? | We present a method for extracting gravitational waves from numerical spacetimes which generalizes and refines one of the standard methods based on the Regge--Wheeler--Zerilli perturbation formalism. [abridged] We then present fully nonlinear three-dimensional numerical evolutions of a distorted Schwarzschild black hol... | [
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{
"author_id": "e pazos_1",
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"author_id": "e dorband_1",
"name": "Ernst [\"Nils\"] Dorband",
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2568869 | cs/0612130 | 2006-12-22 | Stratification in P2P Networks - Application to BitTorrent | We introduce a model for decentralized networks with collaborating peers. The model is based on the stable matching theory which is applied to systems with a global ranking utility function. We consider the dynamics of peers searching for efficient collaborators and we prove that a unique stable solution exists. We pro... | [
"cs.NI"
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14985851 | astro-ph/0612690 | 2006-12-22 | Interpreting Spectral Energy Distributions from Young Stellar Objects. II. Fitting observed SEDs using a large grid of pre-computed models | We present a method to analyze the spectral energy distributions (SEDs) of young stellar objects (YSOs). Our approach is to fit data with pre-computed 2-D radiation transfer models spanning a large region of parameter space. This allows us to determine not only a single set of physical parameter values but the entire r... | [
"astro-ph"
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] | null | null | null |
15441459 | math/0612700 | 2006-12-22 | Fractal properties of the random string processes | Let $\{u_t(x),t\ge 0, x\in {\mathbb{R}}\}$ be a random string taking values in ${\mathbb{R}}^d$, specified by the following stochastic partial differential equation [Funaki (1983)]: \[\frac{\partial u_t(x)}{\partial t}=\frac{{\partial}^2u_t(x)}{\partial x^2}+\dot{W},\] where $\dot{W}(x,t)$ is an ${\mathbb{R}}^d$-valued... | [
"math.PR"
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16319562 | math/0612681 | 2006-12-22 | Higher-Order estimation of s-th order spectra with flat-top lag-windows | Improved performance in higher-order spectral density estimation is achieved using a general class of infinite-order kernels. These estimates are asymptotically less biased but with the same order of variance as compared to the classical estimators with second-order kernels. A simple, data-dependent algorithm for selec... | [
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"author_id": "a berg_5",
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"name": "Dimitris [\"Nicolas\"] Politis",
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14904837 | cs/0612127 | 2006-12-22 | bdbms -- A Database Management System for Biological Data | Biologists are increasingly using databases for storing and managing their data. Biological databases typically consist of a mixture of raw data, metadata, sequences, annotations, and related data obtained from various sources. Current database technology lacks several functionalities that are needed by biological data... | [
"cs.DB"
] | null | [
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{
"author_id": "m eltabakh_0",
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"author_id": "m ouzzani_1",
"name": "Mourad Ouzzani",
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16230495 | astro-ph/0612708 | 2006-12-23 | A study of the Sunyaev-Zel'dovich increment using archival SCUBA data | In a search for evidence of the short wavelength increment in the Sunyaev-Zel'dovich (SZ) effect, we have analyzed archival galaxy cluster data from the Sub-millimetre Common User Bolometer Array (SCUBA) on the James Clerk Maxwell Telescope, resulting in the most complete pointed survey of clusters at 850 microns to da... | [
"astro-ph"
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119079159 | astro-ph/0612722 | 2006-12-24 | Reverberation Mapping of High-Luminosity Quasars: First Results | Reverberation mapping of nearby active galactic nuclei has led to estimates of broad-line-region (BLR) sizes and central-object masses for some 37 objects to date. However, successful reverberation mapping has yet to be performed for quasars of either high luminosity (above L_opt~10^{46} erg/s) or high redshift (z>0.3)... | [
"astro-ph"
] | null | [
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] | null | null | null |
18763260 | cond-mat/0612620 | 2006-12-25 | Free-Boundary Dynamics in Elasto-plastic Amorphous Solids: The Circular Hole Problem | We develop an athermal shear-transformation-zone (STZ) theory of plastic deformation in spatially inhomogeneous, amorphous solids. Our ultimate goal is to describe the dynamics of the boundaries of voids or cracks in such systems when they are subjected to remote, time-dependent tractions. The theory is illustrated her... | [
"cond-mat.mtrl-sci",
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"author_id": "e bouchbinder_1",
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{
"author_id": "j langer_1",
"name": "James Langer",
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"h_index": null,
"num_papers": nu... | null |
44196246 | gr-qc/0612169 | 2006-12-26 | Higher Dimensional Rotating Charged Black Holes | We discuss a new analytic solution to the Einstein-Maxwell field equations that describes electrically charged black holes with a slow rotation and with a single angular momentum in all higher dimensions. We also compute the gyromagnetic ratio of these black holes. | [
"gr-qc"
] | null | [
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] | null | null | null |
119671466 | math/0612726 | 2006-12-27 | High Dimensional Probability | About forty years ago it was realized by several researchers that the essential features of certain objects of Probability theory, notably Gaussian processes and limit theorems, may be better understood if they are considered in settings that do not impose structures extraneous to the problems at hand. For instance, in... | [
"math.PR"
] | null | [
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19918665 | cond-mat/0612649 | 2006-12-27 | Dynamics of quantum dissipation systems interacting with bosonic canonical bath: Hierarchical equations of motion approach | A nonperturbative theory is developed, aiming at an exact and efficient evaluation of a general quantum system interacting with arbitrary bath environment at any temperature and in the presence of arbitrary time-dependent external fields. An exact hierarchical equations of motion formalism is constructed on the basis o... | [
"cond-mat.stat-mech"
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{
"author_id": "r xu_54",
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"author_id": "y yan_101",
"name": "Yijing Yan",
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119518776 | gr-qc/0612180 | 2006-12-28 | Conditions for the cosmological viability of f(R) dark energy models | We derive the conditions under which dark energy models whose Lagrangian densities f are written in terms of the Ricci scalar R are cosmologically viable. We show that the cosmological behavior of f(R) models can be understood by a geometrical approach consisting in studying the m(r) curve on the (r, m) plane, where m=... | [
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32815930 | cond-mat/0612670 | 2006-12-28 | Anderson Localization of Expanding Bose-Einstein Condensates in Random Potentials | We show that the expansion of an initially confined interacting 1D Bose-Einstein condensate can exhibit Anderson localization in a weak random potential with correlation length \sigma_R. For speckle potentials the Fourier transform of the correlation function vanishes for momenta k > 2/\sigma_R so that the Lyapunov exp... | [
"cond-mat.other"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
8110754 | math/0612844 | 2006-12-29 | Statistics on the multi-colored permutation groups | We define an excedance number for the multi-colored permutation group, i.e. the wreath product of Z_{r_1} x ... x Z_{r_k} with S_n, and calculate its multi-distribution with some natural parameters. We also compute the multi-distribution of the parameters exc(pi) and fix(pi) over the sets of involutions in the multi-co... | [
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{
"author_id": "e bagno_1",
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"author_id": "a butman_0",
"name": "Ayelet Butman",
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8626719 | q-bio/0612050 | 2006-12-29 | Neural coding of a natural stimulus ensemble: Uncovering information at sub-millisecond resolution | Our knowledge of the sensory world is encoded by neurons in sequences of discrete, identical pulses termed action potentials or spikes. There is persistent controversy about the extent to which the precise timing of these spikes is relevant to the function of the brain. We revisit this issue, using the motion-sensitive... | [
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"author_id": "g lewen_0",
"name": "Geoffrey [\"D.\"] Lewen",
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5001358 | math/0612857 | 2006-12-29 | Sure Independence Screening for Ultra-High Dimensional Feature Space | Variable selection plays an important role in high dimensional statistical modeling which nowadays appears in many areas and is key to various scientific discoveries. For problems of large scale or dimensionality $p$, estimation accuracy and computational cost are two top concerns. In a recent paper, Candes and Tao (20... | [
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"author_id": "j fan_33",
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"author_id": "j lv_11",
"name": "Jinchi Lv",
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8622675 | math/0701003 | 2006-12-29 | To how many simultaneous hypothesis tests can normal, Student's t or bootstrap calibration be applied? | In the analysis of microarray data, and in some other contemporary statistical problems, it is not uncommon to apply hypothesis tests in a highly simultaneous way. The number, $\nu$ say, of tests used can be much larger than the sample sizes, $n$, to which the tests are applied, yet we wish to calibrate the tests so th... | [
"math.ST",
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] | null | [
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1033517 | cs/0701006 | 2006-12-30 | The Trapping Redundancy of Linear Block Codes | We generalize the notion of the stopping redundancy in order to study the smallest size of a trapping set in Tanner graphs of linear block codes. In this context, we introduce the notion of the trapping redundancy of a code, which quantifies the relationship between the number of redundant rows in any parity-check matr... | [
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"corpus_id": "1289928",
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"author_id": "s ländner_1",
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"author_id": "t hehn_1",
"name": "Thorsten Hehn",
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... | null |
10833374 | astro-ph/0701020 | 2006-12-31 | Optical Design of the Atacama Cosmology Telescope and the Millimeter Bolometric Array Camera | The Atacama Cosmology Telescope is a 6-meter telescope designed to map the Cosmic Microwave Background simultaneously at 145 GHz, 215 GHz, and 280 GHz with arcminute resolution. Each frequency will have a 32 by 32 element focal plane array of TES bolometers. This paper describes the design of the telescope and the cold... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
17524933 | cond-mat/0701025 | 2007-01-01 | Strictly correlated electrons in density functional theory: A general formulation with applications to spherical densities | We reformulate the strong-interaction limit of electronic density functional theory in terms of a classical problem with a degenerate minimum. This allows us to clarify many aspects of this limit, and to write a general solution, which is explicitly calculated for spherical densities. We then compare our results with p... | [
"cond-mat.mtrl-sci",
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"physics.chem-ph"
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] | null | null | null |
17461145 | astro-ph/0701041 | 2007-01-02 | Observational Constraints on the Nature of the Dark Energy: First Cosmological Results from the ESSENCE Supernova Survey | We present constraints on the dark energy equation-of-state parameter, w=P/(rho c^2), using 60 Type Ia supernovae (SNe Ia) from the ESSENCE supernova survey. We derive a set of constraints on the nature of the dark energy assuming a flat Universe. By including constraints on (Omega_M, w) from baryon acoustic oscillatio... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
15084227 | physics/0701030 | 2007-01-02 | Interplay between topology and dynamics in the World Trade Web | We present an empirical analysis of the network formed by the trade relationships between all world countries, or World Trade Web (WTW). Each (directed) link is weighted by the amount of wealth flowing between two countries, and each country is characterized by the value of its Gross Domestic Product (GDP). By analysin... | [
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{
"author_id": "d garlaschelli_1",
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"author_id": "t matteo_1",
"name": "Tiziana [\"di\"] Matteo",
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"n... | null |
88524395 | math/0701086 | 2007-01-03 | An introduction to the theory of citing | Statistical analysis of repeat misprints in scientific citations leads to the conclusion that about 80% of scientific citations are copied from the lists of references used in othe papers. Based on this finding a mathematical theory of citing is constructed. It leads to the conclusion that a large number of citations d... | [
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{
"author_id": "m simkin_1",
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{
"author_id": "v roychowdhury_1",
"name": "Vwani [\"P.\"] Roychowdhury",
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9184210 | math/0701107 | 2007-01-03 | Aggregation of Nonparametric Estimators for Volatility Matrix | An aggregated method of nonparametric estimators based on time-domain and state-domain estimators is proposed and studied. To attenuate the curse of dimensionality, we propose a factor modeling strategy. We first investigate the asymptotic behavior of nonparametric estimators of the volatility matrix in the time domain... | [
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{
"corpus_id": "6813194",
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] | [
{
"author_id": "j fan_33",
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2982392 | math/0701108 | 2007-01-03 | High-dimensional classification using features annealed independence rules | Classification using high-dimensional features arises frequently in many contemporary statistical studies such as tumor classification using microarray or other high-throughput data. The impact of dimensionality on classifications is poorly understood. In a seminal paper, Bickel and Levina [Bernoulli 10 (2004) 989--101... | [
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] | null | [
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] | null | null | null |
17885804 | astro-ph/0701075 | 2007-01-03 | A Survey of Weak MgII Absorbers at 0.4 < z < 2.4 | We present results from a survey of weak MgII absorbers in the VLT/UVES spectra of 81 QSOs obtained from the ESO archive. In this survey, we identified 112 weak MgII systems within the redshift interval 0.4 < z < 2.4 with 86% completeness down to a rest-frame equivalent width of W_r(2796) = 0.02A, covering a cumulative... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
6381842 | math/0701124 | 2007-01-04 | High Dimensional Covariance Matrix Estimation Using a Factor Model | High dimensionality comparable to sample size is common in many statistical problems. We examine covariance matrix estimation in the asymptotic framework that the dimensionality $p$ tends to $\infty$ as the sample size $n$ increases. Motivated by the Arbitrage Pricing Theory in finance, a multi-factor model is employed... | [
"math.ST",
"stat.TH"
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5433960 | math/0701146 | 2007-01-04 | Homalg: A meta-package for homological algebra | The central notion of this work is that of a functor between categories of finitely presented modules over so-called computable rings, i.e. rings R where one can algorithmically solve inhomogeneous linear equations with coefficients in R. The paper describes a way allowing one to realize such functors, e.g. Hom, tensor... | [
"math.AC"
] | null | [
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] | null | null | null |
5663953 | hep-th/0701035 | 2007-01-04 | Black Saturn | Using the inverse scattering method we construct an exact stationary asymptotically flat 4+1-dimensional vacuum solution describing Black Saturn: a spherical black hole surrounded by a black ring. Angular momentum keeps the configuration in equilibrium. Black saturn reveals a number of interesting gravitational phenome... | [
"hep-th",
"gr-qc"
] | null | [
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] | null | null | null |
2884450 | astro-ph/0701113 | 2007-01-04 | Information criteria for astrophysical model selection | Model selection is the problem of distinguishing competing models, perhaps featuring different numbers of parameters. The statistics literature contains two distinct sets of tools, those based on information theory such as the Akaike Information Criterion (AIC), and those on Bayesian inference such as the Bayesian evid... | [
"astro-ph"
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] | null | null | null |
3266028 | cs/0701025 | 2007-01-04 | Free deconvolution for signal processing applications | Situations in many fields of research, such as digital communications, nuclear physics and mathematical finance, can be modelled with random matrices. When the matrices get large, free probability theory is an invaluable tool for describing the asymptotic behaviour of many systems. It will be shown how free probability... | [
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"name": "Mérouane Debbah",
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"... | null |
2546960 | 0712.2870 | 2007-01-04 | The source coding game with a cheating switcher | Motivated by the lossy compression of an active-vision video stream, we consider the problem of finding the rate-distortion function of an arbitrarily varying source (AVS) composed of a finite number of subsources with known distributions. Berger's paper `The Source Coding Game', \emph{IEEE Trans. Inform. Theory}, 1971... | [
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{
"author_id": "c chang_32",
"name": "Cheng Chang",
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10430001 | cond-mat/0701073 | 2007-01-04 | Pinning-controllability of complex networks | We study the problem of controlling a general complex network towards an assigned synchronous evolution, by means of a pinning control strategy. We define the pinning-controllability of the network in terms of the spectral properties of an extended network topology. The roles of the control and coupling gains as well a... | [
"cond-mat.dis-nn"
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"author_id": "m di bernardo_1",
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15742462 | math/0701131 | 2007-01-04 | Compressed Sensing and Redundant Dictionaries | This article extends the concept of compressed sensing to signals that are not sparse in an orthonormal basis but rather in a redundant dictionary. It is shown that a matrix, which is a composition of a random matrix of certain type and a deterministic dictionary, has small restricted isometry constants. Thus, signals ... | [
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"name": "Karin Schnass",
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... | null |
4809251 | astro-ph/0701079 | 2007-01-04 | Improved forecasts for the baryon acoustic oscillations and cosmological distance scale | We present the cosmological distance errors achievable using the baryon acoustic oscillations as a standard ruler. We begin from a Fisher matrix formalism that is upgraded from Seo & Eisenstein (2003). We isolate the information from the baryonic peaks by excluding distance information from other less robust sources. M... | [
"astro-ph"
] | null | [
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] | null | null | null |
7249068 | cs/0701024 | 2007-01-04 | Secure Communication over Fading Channels | The fading broadcast channel with confidential messages (BCC) is investigated, where a source node has common information for two receivers (receivers 1 and 2), and has confidential information intended only for receiver 1. The confidential information needs to be kept as secret as possible from receiver 2. The broadca... | [
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"author_id": "y liang_86",
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"name": "H. [\"Vincent\"] Poor",
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16004491 | cs/0701028 | 2007-01-04 | Statistical keyword detection in literary corpora | Understanding the complexity of human language requires an appropriate analysis of the statistical distribution of words in texts. We consider the information retrieval problem of detecting and ranking the relevant words of a text by means of statistical information referring to the "spatial" use of the words. Shannon'... | [
"cs.CL",
"cs.IR",
"physics.soc-ph"
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] | null | null | null |
4807404 | astro-ph/0701121 | 2007-01-05 | Resolved Galaxies in the Hubble Ultra Deep Field: Star Formation in Disks at High Redshift | The photometric redshift distributions, spectral types, Sersic indices, and sizes of all resolved galaxies in the Hubble Space Telescope Ultra Deep Field (UDF) are studied in order to understand the environment and nature of star formation in the early Universe. Clumpy disk galaxies that are bright at short wavelengths... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
15913418 | astro-ph/0701131 | 2007-01-05 | Can large-scale structure probe CMB-constrained non-Gaussianity? | The first year Wilkinson Microwave Anisotropy Probe (WMAP) set quantitative constraints on the amplitude of any primordial non-Gaussianity. We run a series of dark matter-only N-body simulations with the WMAP constraints to investigate the effect of the presence of primordial non-Gaussianity on large scale structures. ... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
15155582 | astro-ph/0701135 | 2007-01-05 | Steps towards a map of the nearby universe | We present a new analysis of the Sloan Digital Sky Survey data aimed at producing a detailed map of the nearby (z < 0.5) universe. Using neural networks trained on the available spectroscopic base of knowledge we derived distance estimates for about 30 million galaxies distributed over ca. 8,000 sq. deg. We also used u... | [
"astro-ph"
] | null | [
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{
"author_id": "r d'abrusco_1",
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"name": "Giuseppe Longo",
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17237013 | astro-ph/0701153 | 2007-01-05 | Strong MgII systems in quasar and gamma-ray burst spectra | The incidence of strong MgII systems in gamma-ray burst (GRB) spectra is a few times higher than in quasar (QSO) spectra. We investigate several possible explanations for this effect, including: dust obscuration bias, clustering of the absorbers, different beam sizes of the sources, multiband magnification bias of GRBs... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
630096 | cond-mat/0701112 | 2007-01-05 | Acoustic attenuation in glasses and its relation with the boson peak | A theory for the vibrational dynamics in disordered solids [W. Schirmacher, Europhys. Lett. {\bf 73}, 892 (2006)], based on the random spatial variation of the shear modulus, has been applied to determine the wavevector ($k$) dependence of the Brillouin peak position ($\Omega_k)$ and width ($\Gamma_k$), as well as the ... | [
"cond-mat.mtrl-sci"
] | null | [
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] | null | null | null |
2903225 | cs/0701035 | 2007-01-05 | Finding Astronomical Communities Through Co-readership Analysis | Whenever a large group of people are engaged in an activity, communities will form. The nature of these communities depends on the relationship considered. In the group of people who regularly use scholarly literature, a relationship like ``person i and person j have cited the same paper'' might reveal communities of p... | [
"cs.DL",
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"author_id": "m kurtz_2",
"name": "Michael [\"J.\"] Kurtz",
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30828252 | cs/0701039 | 2007-01-06 | On the Complexity of the Numerically Definite Syllogistic and Related Fragments | In this paper, we determine the complexity of the satisfiability problem for various logics obtained by adding numerical quantifiers, and other constructions, to the traditional syllogistic. In addition, we demonstrate the incompleteness of some recently proposed proof-systems for these logics. | [
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] | null |
22705420 | astro-ph/0701155 | 2007-01-06 | Discovery of a Probable Physical Triple Quasar | We report the discovery of the first known probable case of a physical triple quasar (not a gravitational lens). A previously known double system, QQ 1429-008 at z = 2.076, is shown to contain a third, fainter QSO component at the same redshift within the measurement errors. Deep optical and IR imaging at the Keck and ... | [
"astro-ph"
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{
"author_id": "f courbin_1",
"name": "Frédéric Courbin",
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5748920 | hep-ex/0701007 | 2007-01-06 | Measurement of the charge asymmetry in semileptonic Bs decays | We have performed the first direct measurement of the time integrated flavor untagged charge asymmetry in semileptonic Bs decays, Asl(unt), by comparing the decay rate of Bs --> mu+ Ds- nu X, where Ds- --> phi pi- and phi --> K+K-, with the charge-conjugate Bs-bar decay rate. This sample was selected from 1.3/fb of dat... | [
"hep-ex"
] | null | [
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"author_id": "v abazov_1",
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{
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1788629 | cs/0701037 | 2007-01-06 | DMTCP: Transparent Checkpointing for Cluster Computations and the Desktop | DMTCP (Distributed MultiThreaded CheckPointing) is a transparent user-level checkpointing package for distributed applications. Checkpointing and restart is demonstrated for a wide range of over 20 well known applications, including MATLAB, Python, TightVNC, MPICH2, OpenMPI, and runCMS. RunCMS runs as a 680 MB image in... | [
"cs.DC",
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] | null | [
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] | null | null | null |
3264661 | cs/0701041 | 2007-01-07 | A Coding Theorem for a Class of Stationary Channels with Feedback | A coding theorem is proved for a class of stationary channels with feedback in which the output Y_n = f(X_{n-m}^n, Z_{n-m}^n) is the function of the current and past m symbols from the channel input X_n and the stationary ergodic channel noise Z_n. In particular, it is shown that the feedback capacity is equal to $$ \l... | [
"cs.IT",
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] | null | [
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] | null | null | null |
2675891 | cs/0701062 | 2007-01-08 | Network Coding over a Noisy Relay : a Belief Propagation Approach | In recent years, network coding has been investigated as a method to obtain improvements in wireless networks. A typical assumption of previous work is that relay nodes performing network coding can decode the messages from sources perfectly. On a simple relay network, we design a scheme to obtain network coding gain e... | [
"cs.IT",
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] | null | [
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] | null | null | null |
1908174 | hep-th/0701063 | 2007-01-08 | Counting Gauge Invariants: the Plethystic Program | We propose a programme for systematically counting the single and multi-trace gauge invariant operators of a gauge theory. Key to this is the plethystic function. We expound in detail the power of this plethystic programme for world-volume quiver gauge theories of D-branes probing Calabi-Yau singularities, an illustrat... | [
"hep-th"
] | null | [
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] | null | null | null |
16936510 | cs/0701053 | 2007-01-08 | A Case For Amplify-Forward Relaying in the Block-Fading Multi-Access Channel | This paper demonstrates the significant gains that multi-access users can achieve from sharing a single amplify-forward relay in slow fading environments. The proposed protocol, namely the multi-access relay amplify-forward, allows for a low-complexity relay and achieves the optimal diversity-multiplexing trade-off at ... | [
"cs.IT",
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"author_id": "k azarian_1",
"name": "Kambiz Azarian",
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... | null |
8914861 | hep-th/0701064 | 2007-01-09 | Gauge/Gravity Duality and Warped Resolved Conifold | We study supergravity backgrounds encoded through the gauge/string correspondence by the SU(N) \times SU(N) theory arising on N D3-branes on the conifold. As discussed in hep-th/9905104, the dynamics of this theory describes warped versions of both the singular and the resolved conifolds through different (symmetry bre... | [
"hep-th"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
27787285 | hep-ex/0701012 | 2007-01-09 | Lifetime Difference and CP-Violating Phase in the B_s^0 System | From an analysis of the decay Bs -> J/psi phi we obtain the width difference between the light and heavy mass eigenstates, and the CP-violating phase. | [
"hep-ex"
] | null | [
"target.author.publication_history"
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{
"author_id": "v abazov_1",
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{
"author_id": "b abbott_2",
"name": "B. Abbott",
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119363759 | cond-mat/0701168 | 2007-01-09 | Designing phoretic micro- and nano-swimmers | Small objects can swim by generating around them fields or gradients which in turn induce fluid motion past their surface by phoretic surface effects. We quantify for arbitrary swimmer shapes and surface patterns, how efficient swimming requires both surface ``activity'' to generate the fields, and surface ``phoretic m... | [
"cond-mat.soft"
] | null | [
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] | null | null | null |
7553133 | cs/0701066 | 2007-01-09 | Non-binary Hybrid LDPC Codes: Structure, Decoding and Optimization | In this paper, we propose to study and optimize a very general class of LDPC codes whose variable nodes belong to finite sets with different orders. We named this class of codes Hybrid LDPC codes. Although efficient optimization techniques exist for binary LDPC codes and more recently for non-binary LDPC codes, they bo... | [
"cs.IT",
"math.IT"
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{
"author_id": "d declercq_1",
"name": "David Declercq",
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6149516 | astro-ph/0701265 | 2007-01-09 | A MaxBCG Catalog of 13,823 Galaxy Clusters from the Sloan Digital Sky Survey | We present a catalog of galaxy clusters selected using the maxBCG redsequence method from Sloan Digital Sky Survey photometric data. This catalog includes 13,823 clusters with velocity dispersions greater than 400 km/s, and is the largest galaxy cluster catalog assembled to date. They are selected in an approximately v... | [
"astro-ph"
] | null | [
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] | null | null | null |
119038124 | hep-ph/0701068 | 2007-01-09 | Revising Limits on Neutrino-Majoron Couplings | Any theory that have a global spontaneously broken symmetry will imply the existence of very light neutral bosons or massless bosons (sometimes called Majorons). For most of these models we have neutrino-Majoron couplings, that appear as additional branching ratios in decays of mesons and leptons. Here we present an up... | [
"hep-ph"
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{
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14413044 | cs/0701063 | 2007-01-09 | Hierarchical Decoupling Principle of a MIMO-CDMA Channel in Asymptotic Limits | We analyze an uplink of a fast flat fading MIMO-CDMA channel in the case where the data symbol vector for each user follows an arbitrary distribution. The spectral efficiency of the channel with CSI at the receiver is evaluated analytically with the replica method. The main result is that the hierarchical decoupling pr... | [
"cs.IT",
"math.IT"
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{
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"author_id": "t tanaka_3",
"name": "Toshiyuki TANAKA",
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13231320 | math/0701250 | 2007-01-09 | Gaussian model selection with an unknown variance | Let $Y$ be a Gaussian vector whose components are independent with a common unknown variance. We consider the problem of estimating the mean $\mu$ of $Y$ by model selection. More precisely, we start with a collection $\mathcal{S}=\{S_m,m\in\mathcal{M}\}$ of linear subspaces of $\mathbb{R}^n$ and associate to each of th... | [
"math.ST",
"stat.TH"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
117246515 | hep-ex/0701014 | 2007-01-10 | Spin asymmetry A_1^d and the spin-dependent structure function g_1^d of the deuteron at low values of x and Q^2 | We present a precise measurement of the deuteron longitudinal spin asymmetry A_1^d and of the deuteron spin-dependent structure function g_1^d at Q^2 < 1 GeV^2 and 4*10^-5 < x < 2.5*10^-2 based on the data collected by the COMPASS experiment at CERN during the years 2002 and 2003. The statistical precision is tenfold b... | [
"hep-ex"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "v alexakhin_1",
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{
"author_id": "y alexandrov_1",
"name": "Yu. Alexandrov",
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16040172 | math/0701307 | 2007-01-10 | A New Approach to Universality Limits involving Orthogonal Polynomials | We show how localization and smoothing techniques can be used to establish universality in the bulk of the spectrum for a fixed positive measure mu on [-1,1]. Assume that mu is a regular measure, and is absolutely continuous in an open interval containing some closed subinterval J of (-1,1). Assume that in J, the absol... | [
"math.CA"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16054944 | cond-mat/0701231 | 2007-01-11 | A geometric growth model interpolating between regular and small-world networks | We propose a geometric growth model which interpolates between one-dimensional linear graphs and small-world networks. The model undergoes a transition from large to small worlds. We study the topological characteristics by both theoretical predictions and numerical simulations, which are in good accordance with each o... | [
"cond-mat.stat-mech"
] | null | [
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"corpus_id": "60545",
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] | [
{
"author_id": "z zhang_150",
"name": "Zhongzhi Zhang",
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},
{
"author_id": "s zhou_53",
"name": "Shuigeng Zhou",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
1434131 | physics/0701142 | 2007-01-11 | Enhanced functions supporting process planning for aircraft structural parts | Aiming at automating the different trades intervening in mechanical parts' design activities, one finds the weakest link within the interface linking the computer aided-design trade (CAD) and the process planning trade (CAPP) where a huge semantic gap is detected. Works generally tends to optimize the pre-process plann... | [
"physics.class-ph"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "r harik_1",
"name": "Ramy [\"F.\"] Harik",
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{
"author_id": "v capponi_0",
"name": "V. Capponi",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
14925777 | hep-lat/0701009 | 2007-01-12 | QCD with light Wilson quarks on fine lattices (II): DD-HMC simulations and data analysis | In this second report on our recent numerical simulations of two-flavour QCD, we provide further technical details on the simulations and describe the methods we used to extract the meson masses and decay constants from the generated ensembles of gauge fields. Among the topics covered are the choice of the DD-HMC param... | [
"hep-lat"
] | null | [
"target.author.publication_history"
] | [
{
"corpus_id": "15537661",
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}
] | [
{
"author_id": "l debbio_1",
"name": "Luigi [\"Del\"] Debbio",
"publication_history": null,
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},
{
"author_id": "l giusti_3",
"name": "Leonardo Giusti",
"publication_history": null,
"h_index": null,
"num_papers"... | null |
9172251 | astro-ph/0701391 | 2007-01-12 | Spectral signatures of photosynthesis II: coevolution with other stars and the atmosphere on extrasolar worlds | As photosynthesis on Earth produces the primary signatures of life that can be detected astronomically at the global scale, a strong focus of the search for extrasolar life will be photosynthesis, particularly photosynthesis that has evolved with a different parent star. We take planetary atmospheric compositions simul... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
118971693 | physics/0701153 | 2007-01-12 | The OPERA experiment Target Tracker | The main task of the Target Tracker detector of the long baseline neutrino oscillation OPERA experiment is to locate in which of the target elementary constituents, the lead/emulsion bricks, the neutrino interactions have occurred and also to give calorimetric information about each event. The technology used consists ... | [
"physics.ins-det"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
1013554 | astro-ph/0701382 | 2007-01-12 | Spectral signatures of photosynthesis I: Review of Earth organisms | Why do plants reflect in the green and have a 'red edge' in the red, and should extrasolar photosynthesis be the same? We provide: 1) a brief review of how photosynthesis works; 2) an overview of the diversity of photosynthetic organisms, their light harvesting systems, and environmental ranges; 3) a synthesis of photo... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
122737252 | hep-ex/0701023 | 2007-01-12 | Production of D* Mesons with Dijets in Deep-Inelastic Scattering at HERA | Inclusive D* production is measured in deep-inelastic ep scattering at HERA with the H1 detector. In addition, the production of dijets in events with a D* meson is investigated. The analysis covers values of photon virtuality 2< Q^2 <=100 GeV^2 and of inelasticity 0.05<= y <= 0.7. Differential cross sections are measu... | [
"hep-ex"
] | null | [
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] | [] | [
{
"author_id": "a aktas_1",
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{
"author_id": "v andreev_4",
"name": "V. Andreev",
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"h_index": null,
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280968143 | hep-ph/0701101 | 2007-01-13 | Nucleon Decay Searches with large Liquid Argon TPC Detectors at Shallow Depths: atmospheric neutrinos and cosmogenic backgrounds | Grand Unification of the strong, weak and electromagnetic interactions into a single unified gauge group is an extremely appealing idea which has been vigorously pursued theoretically and experimentally for many years. The detection of proton or bound-neutron decays would represent its most direct experimental evidence... | [
"hep-ph"
] | null | [
"target.author.publication_history"
] | [
{
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},
{
"corpus_id": "1529836",
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] | [
{
"author_id": "a bueno_1",
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{
"author_id": "a melgarejo_1",
"name": "Antonio [\"J.\"] Melgarejo",
"publication_history": null,
"h_index": null,
"num_pap... | null |
117981901 | math/0701393 | 2007-01-14 | Robust Understanding of Word Problems with Extraneous Information | Understanding of free-format multi-step arithmetic word problems with extraneous information is discussed. A model including a full set of general skills necessary for understanding such problems was developed and computer implemented. The validity of the simulation was confirmed by testing on a variety of word problem... | [
"math.GM"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
17117716 | hep-ph/0701104 | 2007-01-14 | Thermal production of gravitinos | We reconsider thermal production of gravitinos in the early universe, adding to previously considered 2 -> 2 gauge scatterings: a) production via 1 -> 2 decays, allowed by thermal masses; b) the effect of the top Yukawa coupling; c) a proper treatment of the reheating process. Our final result behaves physically (large... | [
"hep-ph",
"hep-th"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
1153826 | 0707.1912 | 2007-01-15 | Throughput Scaling Laws for Wireless Networks with Fading Channels | A network of n communication links, operating over a shared wireless channel, is considered. Fading is assumed to be the dominant factor affecting the strength of the channels between transmitter and receiver terminals. It is assumed that each link can be active and transmit with a constant power P or remain silent. Th... | [
"cs.IT",
"math.IT"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "m ebrahimi_5",
"name": "Masoud Ebrahimi",
"publication_history": null,
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"num_citations": null
},
{
"author_id": "m maddah-ali_1",
"name": "Mohammad [\"Ali\"] Maddah-ali",
"publication_history": null,
"h_index": null,
... | null |
1795110 | physics/0701168 | 2007-01-15 | A Gap in the Community-Size Distribution of a Large-Scale Social Networking Site | Social networking sites (SNS) have recently used by millions of people all over the world. An SNS is a society on the Internet, where people communicate and foster friendship with each other. We examine a nation-wide SNS (more than six million users at present), mutually acknowledged friendship network with third milli... | [
"physics.soc-ph",
"cs.CY",
"physics.data-an"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [] | [
{
"author_id": "k yuta_0",
"name": "Kikuo Yuta",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "n ono_1",
"name": "Naoaki Ono",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citat... | null |
371815 | math/0701426 | 2007-01-15 | Inversion of spherical means and the wave equation in even dimensions | We establish inversion formulas of the so called filtered back-projection type to recover a function supported in the ball in even dimensions from its spherical means over spheres centered on the boundary of the ball. We also find several formulas to recover initial data of the form (f,0) (or (0,g)) for the free space ... | [
"math.AP"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
17730598 | astro-ph/0701425 | 2007-01-15 | Probing the structure of protoplanetary disks: a comparative study of DM Tau, LkCa 15 and MWC 480 | We report sub-arcsec CO observations of the disks around MWC 480, LkCa 15 and DM Tau, and simultaneous measurements of HCO+ J=1-0. We derive the disk properties by fitting a standard disk model, with all parameters power laws of the distance to the star. Biases are explained and discussed. We find evidence for vertical... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16086533 | math/0701409 | 2007-01-15 | On the Alexander-Hirschowitz Theorem | The Alexander-Hirschowitz theorem says that a general collection of $k$ double points in ${\bf P}^n$ imposes independent conditions on homogeneous polynomials of degree $d$ with a well known list of exceptions. Alexander and Hirschowitz completed its proof in 1995, solving a long standing classical problem, connected w... | [
"math.AG",
"math.HO"
] | null | [
"target.author.publication_history.key_reference",
"target.key_reference"
] | null | null | null |
10760726 | hep-th/0701142 | 2007-01-15 | Thermodynamics of the N=2^* strongly coupled plasma | Gauge/string duality is a potentially important framework for addressing the properties of the strongly coupled quark gluon plasma produced at RHIC. However, constructing an actual string theory dual to QCD has so far proven elusive. In this paper, we take a partial step towards exploring the QCD plasma by investigatin... | [
"hep-th",
"hep-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
2497322 | q-bio/0701020 | 2007-01-15 | Dynamical robustness of biological networks with hierarchical distribution of time scales | We propose the concepts of distributed robustness and r-robustness, well adapted to functional genetics. Then we discuss the robustness of the relaxation time using a chemical reaction description of genetic and signalling networks. First, we obtain the following result for linear networks: for large multiscale systems... | [
"q-bio.MN"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "a gorban_1",
"name": "Alexander [\"N\"] Gorban",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "o radulescu_1",
"name": "Ovidiu Radulescu",
"publication_history": null,
"h_index": null,
"num_p... | null |
117328110 | hep-ex/0701027 | 2007-01-15 | Charm and beauty structure of the proton | This paper will review the data collected by the H1 and ZEUS Collaborations concerning the production of heavy quarks (charm and beauty) at the electron-proton collider HERA. Heavy quark production is an important testing ground for quantum chromodynamics (QCD), because QCD calculations are expected to be reliable if a... | [
"hep-ex"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "r brugnera_2",
"name": "R. Brugnera",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
}
] | null |
2072600 | math/0701419 | 2007-01-15 | Strategies for prediction under imperfect monitoring | We propose simple randomized strategies for sequential prediction under imperfect monitoring, that is, when the forecaster does not have access to the past outcomes but rather to a feedback signal. The proposed strategies are consistent in the sense that they achieve, asymptotically, the best possible average reward. I... | [
"math.ST",
"cs.LG",
"stat.TH"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
2750683 | cs/0701092 | 2007-01-15 | The Multiplexing Gain of MIMO X-Channels with Partial Transmit Side-Information | In this paper, we obtain the scaling laws of the sum-rate capacity of a MIMO X-channel, a 2 independent sender, 2 independent receiver channel with messages from each transmitter to each receiver, at high signal to noise ratios (SNR). The X-channel has sparked recent interest in the context of cooperative networks and ... | [
"cs.IT",
"math.IT"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
5904718 | cs/0701098 | 2007-01-16 | Packing and Covering Properties of Rank Metric Codes | This paper investigates packing and covering properties of codes with the rank metric. First, we investigate packing properties of rank metric codes. Then, we study sphere covering properties of rank metric codes, derive bounds on their parameters, and investigate their asymptotic covering properties. | [
"cs.IT",
"math.IT"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
8815805 | math/0701464 | 2007-01-16 | Multivariate normal approximation using exchangeable pairs | Since the introduction of Stein's method in the early 1970s, much research has been done in extending and strengthening it; however, there does not exist a version of Stein's original method of exchangeable pairs for multivariate normal approximation. The aim of this article is to fill this void. We present three abstr... | [
"math.PR"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
3507167 | cond-mat/0701379 | 2007-01-16 | The structure of suspended graphene sheets | The recent discovery of graphene has sparked significant interest, which has so far been focused on the peculiar electronic structure of this material, in which charge carriers mimic massless relativistic particle. However, the structure of graphene - a single layer of carbon atoms densely packed in a honeycomb crystal... | [
"cond-mat.mes-hall",
"cond-mat.mtrl-sci",
"cond-mat.stat-mech"
] | null | [
"target.author.publication_history"
] | [
{
"corpus_id": "5729649",
"num_citations": null
},
{
"corpus_id": "7683253",
"num_citations": null
}
] | [
{
"author_id": "j meyer_14",
"name": "Jannik [\"C.\"] Meyer",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "a geim_2",
"name": "Andre [\"K\"] Geim",
"publication_history": null,
"h_index": null,
"num_papers"... | null |
14549690 | astro-ph/0701473 | 2007-01-16 | Non-blind catalogue of extragalactic point sources from the Wilkinson Microwave Anisotropy Probe (WMAP) first 3--year survey data | We have used the MHW2 filter to obtain estimates of the flux densities at the WMAP frequencies of a complete sample of 2491 sources, mostly brighter than 500 mJy at 5 GHz, distributed over the whole sky excluding a strip around the Galactic equator (b < 5 degrees). After having detected 933 sources above the 3 sigma le... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16964917 | nucl-ex/0701025 | 2007-01-17 | Glauber Modeling in High Energy Nuclear Collisions | This is a review of the theoretical background, experimental techniques, and phenomenology of what is called the "Glauber Model" in relativistic heavy ion physics. This model is used to calculate "geometric" quantities, which are typically expressed as impact parameter (b), number of participating nucleons (N_part) and... | [
"nucl-ex",
"hep-ph",
"nucl-th"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
8157949 | math/0701471 | 2007-01-17 | On the hardness of sampling independent sets beyond the tree threshold | We consider local Markov chain Monte-Carlo algorithms for sampling from the weighted distribution of independent sets with activity $\l$, where the weight of an independent set $I$ is $\l^{|I|}$. A recent result has established that Gibbs sampling is rapidly mixing in sampling the distribution for graphs of maximum deg... | [
"math.PR",
"math-ph",
"math.CO",
"math.MP"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [] | [
{
"author_id": "e mossel_1",
"name": "Elchanan Mossel",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "d weitz_2",
"name": "Dror Weitz",
"publication_history": null,
"h_index": null,
"num_papers": null,
"... | null |
34260138 | physics/0701192 | 2007-01-17 | Electron/pion separation with an Emulsion Cloud Chamber by using a Neural Network | We have studied the performance of a new algorithm for electron/pion separation in an Emulsion Cloud Chamber (ECC) made of lead and nuclear emulsion films. The software for separation consists of two parts: a shower reconstruction algorithm and a Neural Network that assigns to each reconstructed shower the probability ... | [
"physics.data-an"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "l arrabito_1",
"name": "L. Arrabito",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "d autiero_1",
"name": "Dario Autiero",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
118789151 | math/0701474 | 2007-01-17 | The Evolution of the Mixing Rate | In this paper we present a study of the mixing time of a random walk on the largest component of a supercritical random graph, also known as the giant component. We identify local obstructions that slow down the random walk, when the average degree d is at most (ln n lnln n)^{1/2}, proving that the mixing time in this ... | [
"math.CO",
"math.PR"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
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