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 ⌀ |
|---|---|---|---|---|---|---|---|---|---|---|
18704112 | 0810.5474 | 2008-10-30 | Approximating the marginal likelihood using copula | Model selection is an important activity in modern data analysis and the conventional Bayesian approach to this problem involves calculation of marginal likelihoods for different models, together with diagnostics which examine specific aspects of model fit. Calculating the marginal likelihood is a difficult computation... | [
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{
"author_id": "d nott_1",
"name": "David [\"J.\"] Nott",
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{
"author_id": "r kohn_1",
"name": "Robert Kohn",
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... | null |
16108005 | 0810.5431 | 2008-10-30 | How hot can a heat bath get? | We study a model of two interacting Hamiltonian particles subject to a common potential in contact with two Langevin heat reservoirs: one at finite and one at infinite temperature. This is a toy model for 'extreme' non-equilibrium statistical mechanics. We provide a full picture of the long-time behaviour of such a sys... | [
"math.PR",
"math.AP"
] | null | [
"target.author.publication_history.key_reference"
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4073715 | 0810.5435 | 2008-10-30 | A note on Talagrand's transportation inequality and logarithmic Sobolev inequality | We give by simple arguments sufficient conditions, so called Lyapunov conditions, for Talagrand's transportation information inequality and for the logarithmic Sobolev inequality. Those sufficient conditions work even in the case where the Bakry-Emery curvature is not lower bounded. Several new examples are provided. | [
"math.PR",
"math.FA"
] | null | [
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] | null | null | null |
115159784 | 0810.5645 | 2008-10-31 | A theory of generalized Donaldson-Thomas invariants | Let X be a Calabi-Yau 3-fold over C. The Donaldson-Thomas invariants of X are integers DT^a(t) which count stable sheaves with Chern character a on X, with respect to a Gieseker stability condition t. They are defined only for Chern characters a for which there are no strictly semistable sheaves on X. They have the goo... | [
"math.AG",
"hep-th"
] | null | [
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] | null | null | null |
41896650 | 0810.5709 | 2008-10-31 | Convergence rate for numerical computation of the lattice Green's function | Flexible boundary condition methods couple an isolated defect to bulk through the bulk lattice Green's function. The inversion of the force-constant matrix for the lattice Green's function requires Fourier techniques to project out the singular subspace, corresponding to uniform displacements and forces for the infinit... | [
"cond-mat.mtrl-sci"
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{
"author_id": "m ghazisaeidi_1",
"name": "Maryam Ghazisaeidi",
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{
"author_id": "d trinkle_1",
"name": "Dallas [\"R.\"] Trinkle",
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17783431 | 0810.5655 | 2008-10-31 | Gibbs posterior for variable selection in high-dimensional classification and data mining | In the popular approach of "Bayesian variable selection" (BVS), one uses prior and posterior distributions to select a subset of candidate variables to enter the model. A completely new direction will be considered here to study BVS with a Gibbs posterior originating in statistical mechanics. The Gibbs posterior is con... | [
"stat.ME",
"stat.ML"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
11552674 | 1408.2030 | 2008-10-31 | On the Conditional Independence Implication Problem: A Lattice-Theoretic Approach | A lattice-theoretic framework is introduced that permits the study of the conditional independence (CI) implication problem relative to the class of discrete probability measures. Semi-lattices are associated with CI statements and a finite, sound and complete inference system relative to semi-lattice inclusions is pre... | [
"cs.AI",
"cs.DM"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14374876 | 0810.5728 | 2008-10-31 | Multi-Objective Model Checking of Markov Decision Processes | We study and provide efficient algorithms for multi-objective model checking problems for Markov Decision Processes (MDPs). Given an MDP, M, and given multiple linear-time (\omega -regular or LTL) properties \varphi\_i, and probabilities r\_i \epsilon [0,1], i=1,...,k, we ask whether there exists a strategy \sigma for ... | [
"cs.LO",
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{
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"name": "Kousha Etessami",
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"author_id": "m kwiatkowska_1",
"name": "M. Kwiatkowska",
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"num_papers":... | null |
3746845 | 0810.5731 | 2008-10-31 | Transit infrared spectroscopy of the hot neptune around GJ 436 with the Hubble Space Telescope | The nearby transiting system GJ 436b offers a unique opportunity to probe the structure and atmosphere of an extra-solar "hot Neptune". In this Letter, we present the main results of observations covering two transit events with the NICMOS camera on the Hubble Space Telescope. The data consist in high-cadence time seri... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
12709494 | 0810.5751 | 2008-10-31 | Radio Interferometric Calibration Using The SAGE Algorithm | Radio Interferometry is an essential method for astronomical observations. Self-calibration techniques have increased the quality of the radio astronomical observations (and hence the science) by orders of magnitude. Recently, there is a drive towards sensor arrays built using inexpensive hardware and distributed over ... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16855840 | 0811.0048 | 2008-10-31 | Conjectural Equilibrium in Water-filling Games | This paper considers a non-cooperative game in which competing users sharing a frequency-selective interference channel selfishly optimize their power allocation in order to improve their achievable rates. Previously, it was shown that a user having the knowledge of its opponents' channel state information can make for... | [
"cs.GT",
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{
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{
"author_id": "y su_75",
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"author_id": "m schaar_1",
"name": "Mihaela [\"van\",\"der\"] Schaar",
"publication_history": null,
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16022102 | 0810.5727 | 2008-10-31 | LISA as a dark energy probe | Recently it was shown that the inclusion of higher signal harmonics in the inspiral signals of binary supermassive black holes (SMBH) leads to dramatic improvements in parameter estimation with the Laser Interferometer Space Antenna (LISA). In particular, the angular resolution becomes good enough to identify the host ... | [
"gr-qc",
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{
"author_id": "k arun_1",
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{
"author_id": "k arun_1",
"name": "K. [\"G.\"] Arun",
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... | null |
88512734 | 0811.0072 | 2008-11-01 | Generalization of l1 constraints for high dimensional regression problems | We focus on the high dimensional linear regression $Y\sim\mathcal{N}(X\beta^{*},\sigma^{2}I_{n})$, where $\beta^{*}\in\mathds{R}^{p}$ is the parameter of interest. In this setting, several estimators such as the LASSO and the Dantzig Selector are known to satisfy interesting properties whenever the vector $\beta^{*}$ i... | [
"math.ST",
"stat.TH"
] | null | [
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] | [
{
"corpus_id": "14772932",
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] | [
{
"author_id": "p alquier_1",
"name": "Pierre Alquier",
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},
{
"author_id": "m hebiri_1",
"name": "Mohamed Hebiri",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
119206929 | 0811.0118 | 2008-11-01 | Stellar Velocities in the Carina, Fornax, Sculptor and Sextans dSph Galaxies: Data from the Magellan/MMFS Survey | We present spectroscopic data for individual stars observed from 2004 March through 2008 August as part of our Michigan/MIKE Fiber System (MMFS) survey of four dwarf spheroidal (dSph) galaxies: Carina, Fornax, Sculptor and Sextans. Using MMFS at the Magellan/Clay Telescope at Las Campanas Observatory, we have acquired ... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
51694180 | 0811.0126 | 2008-11-02 | Non-affine geometrization can lead to nonphysical instabilities | Geometrization of dynamics consists of representing trajectories by geodesics on a configuration space with a suitably defined metric. Previously, efforts were made to show that the analysis of dynamical stability can also be carried out within geometrical frameworks, by measuring the broadening rate of a bundle of geo... | [
"nlin.CD",
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"math.DS",
"math.MG",
"math.MP"
] | null | [
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{
"author_id": "e cuervo-reyes_1",
"name": "Eduardo Cuervo-Reyes",
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},
{
"author_id": "r movassagh_1",
"name": "Ramis Movassagh",
"publication_history": null,
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"num_... | null |
9709789 | 0811.0040 | 2008-11-02 | Inverse Optimization Techniques for Targeted Self-Assembly | This article reviews recent inverse statistical-mechanical methodologies that we have devised to optimize interaction potentials in soft matter systems that correspond to stable "target" structures. We are interested in finding the interaction potential, not necessarily pairwise additive or spherically symmetric, that ... | [
"cond-mat.soft",
"cond-mat.stat-mech"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
119287232 | 0811.0124 | 2008-11-02 | Bitemporal Dynamics Sinai Divergence, An Energetic Analog to Boltzmann's Entropy? | Sinai chaos is characterized by exponential divergence between neighboring trajectories of a point billiard. If the repulsive potential of the finite-diameter fixed particle in the middle of the table is made smooth, the Sinai divergence persists with finite measure. So it does if the smooth potential is made attractiv... | [
"physics.class-ph"
] | null | [
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] | [] | [
{
"author_id": "o rossler_0",
"name": "Otto [\"E.\"] Rossler",
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{
"author_id": "r movassagh_1",
"name": "Ramis Movassagh",
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44117065 | 0811.0011 | 2008-11-03 | NMSSM in disguise: discovering singlino dark matter with soft leptons at the LHC | We suggest an NMSSM scenario, motivated by dark matter constraints, that may disguise itself as a much simpler mSUGRA scenario at the LHC. We show how its non-minimal nature can be revealed, and the bino--singlino mass difference measured, by looking for soft leptons. | [
"hep-ph"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "s kraml_1",
"name": "Sabine Kraml",
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{
"author_id": "a raklev_1",
"name": "A. [\"R.\"] Raklev",
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... | null |
17038174 | 0811.0009 | 2008-11-03 | Revisiting the Global Electroweak Fit of the Standard Model and Beyond with Gfitter | The global fit of the Standard Model to electroweak precision data, routinely performed by the LEP electroweak working group and others, demonstrated impressively the predictive power of electroweak unification and quantum loop corrections. We have revisited this fit in view of (i) the development of the new generic fi... | [
"hep-ph"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "h flaecher_1",
"name": "Henning [\"U\"] Flaecher",
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{
"author_id": "m goebel_1",
"name": "Martin Goebel",
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"h_index": null,
"num_paper... | null |
119182404 | 0811.0328 | 2008-11-03 | Coupling of nitrogen-vacancy centers in diamond to a GaP waveguide | The optical coupling of guided modes in a GaP waveguide to nitrogen-vacancy (NV) centers in diamond is demonstrated. The electric field penetration into diamond and the loss of the guided mode are measured. The results indicate that the GaP-diamond system could be useful for realizing coupled microcavity-NV devices for... | [
"quant-ph"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "k fu_5",
"name": "Kai-Mei C. Fu",
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{
"author_id": "c santori_1",
"name": "Charles [\"M.\"] Santori",
"publication_history": null,
"h_index": null,
"num_papers": n... | null |
118611888 | 0811.0006 | 2008-11-03 | Atmospheric Escape from Hot Jupiters | Photoionization heating from UV radiation incident on the atmospheres of hot Jupiters may drive planetary mass loss. We construct a model of escape that includes realistic heating and cooling, ionization balance, tidal gravity, and pressure confinement by the host star wind. We show that mass loss takes the form of a h... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
18118701 | 0811.0347 | 2008-11-03 | Relations between organisms and the environment in the ageing process | We have modified the sexual Penna model by introducing the fluctuating environment and fluctuations representing physiological functions of individuals. Additionally, we have introduced the mother care corresponding to the protection against the deleterious influence of the environment, the learning capacity of individ... | [
"q-bio.PE"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "p biecek_1",
"name": "P. Biecek",
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{
"author_id": "k bonkowska_1",
"name": "Katarzyna Bonkowska",
"publication_history": null,
"h_index": null,
"num_papers": null... | null |
36434064 | 0811.0464 | 2008-11-04 | Locations of multicritical points for spin glasses on regular lattices | We present an analysis leading to precise locations of the multicritical points for spin glasses on regular lattices. The conventional technique for determination of the location of the multicritical point was previously derived using a hypothesis emerging from duality and the replica method. In the present study, we p... | [
"cond-mat.dis-nn",
"cond-mat.stat-mech"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "m ohzeki_1",
"name": "Masayuki Ohzeki",
"publication_history": null,
"h_index": null,
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"num_citations": null
}
] | null |
55806347 | 0811.0474 | 2008-11-04 | Results and questions on a nonlinear approximation approach for solving high-dimensional partial differential equations | We investigate mathematically a nonlinear approximation type approach recently introduced in [A. Ammar et al., J. Non-Newtonian Fluid Mech., 2006] to solve high dimensional partial differential equations. We show the link between the approach and the greedy algorithms of approximation theory studied e.g. in [R.A. DeVor... | [
"math.NA"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16771883 | 0811.0514 | 2008-11-04 | Parallel multi-objective algorithms for the molecular docking problem | Molecular docking is an essential tool for drug design. It helps the scientist to rapidly know if two molecules, respectively called ligand and receptor, can be combined together to obtain a stable complex. We propose a new multi-objective model combining an energy term and a surface term to gain such complexes. The ai... | [
"q-bio.QM"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "j boisson_1",
"name": "Jean-Charles Boisson",
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{
"author_id": "l vermeulen-jourdan_1",
"name": "Laetitia Vermeulen-Jourdan",
"publication_history": null,
"h_index": n... | null |
278058 | 0811.0484 | 2008-11-04 | Hierarchical structure and the prediction of missing links in networks | Networks have in recent years emerged as an invaluable tool for describing and quantifying complex systems in many branches of science. Recent studies suggest that networks often exhibit hierarchical organization, where vertices divide into groups that further subdivide into groups of groups, and so forth over multiple... | [
"stat.ML",
"physics.soc-ph",
"q-bio.MN"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
3236144 | 0811.0513 | 2008-11-04 | Generalized theory for node disruption in finite size complex networks | After a failure or attack the structure of a complex network changes due to node removal. Here, we show that the degree distribution of the distorted network, under any node disturbances, can be easily computed through a simple formula. Based on this expression, we derive a general condition for the stability of non-co... | [
"physics.data-an",
"cond-mat.dis-nn"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "b mitra_3",
"name": "Bivas Mitra",
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{
"author_id": "n ganguly_1",
"name": "Niloy Ganguly",
"publication_history": null,
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"... | null |
220091601 | 0811.0537 | 2008-11-04 | First-Order and Temporal Logics for Nested Words | Nested words are a structured model of execution paths in procedural programs, reflecting their call and return nesting structure. Finite nested words also capture the structure of parse trees and other tree-structured data, such as XML. We provide new temporal logics for finite and infinite nested words, which are nat... | [
"cs.LO"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "r alur_2",
"name": "Rajeev Alur",
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{
"author_id": "m arenas_1",
"name": "Marcelo Arenas",
"publication_history": null,
"h_index": null,
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"n... | null |
7566961 | 0811.0471 | 2008-11-04 | Large scale dynamics in turbulent Rayleigh-Benard convection | The progress in our understanding of several aspects of turbulent Rayleigh-Benard convection is reviewed. The focus is on the question of how the Nusselt number and the Reynolds number depend on the Rayleigh number Ra and the Prandtl number Pr, and on how the thicknesses of the thermal and the kinetic boundary layers s... | [
"physics.flu-dyn",
"physics.geo-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
18426864 | 0811.0595 | 2008-11-04 | Trigonometric Parallaxes of Massive Star Forming Regions: I. S 252 & G232.6+1.0 | We are conducting a large program with the NRAO Very Long Baseline Array (VLBA) to measure trigonometric parallaxes of massive star-forming regions across the Milky Way. Here we report measurement of the parallax and proper motion of methanol masers in S 252 and G232.6+1.0. The parallax of S 252 is 0.476 +/- 0.006 mas ... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
9928897 | 0811.0504 | 2008-11-04 | First Hitting Time of the Boundary of the Weyl Chamber by Radial Dunkl Processes | We provide two equivalent approaches for computing the tail distribution of the first hitting time of the boundary of the Weyl chamber by a radial Dunkl process. The first approach is based on a spectral problem with initial value. The second one expresses the tail distribution by means of the $W$-invariant Dunkl-Hermi... | [
"math.PR",
"math.CA"
] | null | [
"target.author.publication_history"
] | [
{
"corpus_id": "14094915",
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] | [
{
"author_id": "n demni_1",
"name": "Nizar Demni",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
}
] | null |
54033420 | 0811.0564 | 2008-11-04 | Search for the Z(4430)^- at BABAR | We report the results of a search for $Z(4430)^-$ decay to $J/\psi\pi^-$ or $\psi(2S)\pi^-$ in $B^{-,0}\to \jpsi\pi^- K^{0,+}$ and $B^{-,0}\to \psitwos \pi^- K^{0,+}$ decays. The data were collected with the BABAR detector at the SLAC PEP-II asymmetric-energy $e^+e^-$ collider operating at center of mass energy 10.58 \... | [
"hep-ex"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
119287330 | 0811.0487 | 2008-11-04 | Mass loss from hot massive stars | Mass loss is a key process in the evolution of massive stars, and must be understood quantitatively to be successfully included in broader astrophysical applications. In this review, we discuss various aspects of radiation driven mass loss, both from the theoretical and the observational side. We focus on winds from OB... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
7623113 | 0811.0499 | 2008-11-04 | Modeling Discrete Combinatorial Systems as Alphabetic Bipartite Networks: Theory and Applications | Life and language are discrete combinatorial systems (DCSs) in which the basic building blocks are finite sets of elementary units: nucleotides or codons in a DNA sequence and letters or words in a language. Different combinations of these finite units give rise to potentially infinite numbers of genes or sentences. Th... | [
"physics.data-an",
"physics.bio-ph"
] | null | [
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] | [] | [
{
"author_id": "m choudhury_1",
"name": "Monojit Choudhury",
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{
"author_id": "n ganguly_1",
"name": "Niloy Ganguly",
"publication_history": null,
"h_index": null,
"num_papers": n... | null |
5770045 | 0811.0458 | 2008-11-04 | A complementary media invisibility cloak that can cloak objects at a distance outside the cloaking shell | Based on the concept of complementary media, we propose an invisibility cloak operating at a finite frequency that can cloak an object with a pre-specified shape and size within a certain distance outside the shell. The cloak comprises of a dielectric core, and an "anti-object" embedded inside a negative index shell. T... | [
"physics.optics"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
12243256 | 0811.0726 | 2008-11-05 | Improved Capacity Scaling in Wireless Networks With Infrastructure | This paper analyzes the impact and benefits of infrastructure support in improving the throughput scaling in networks of $n$ randomly located wireless nodes. The infrastructure uses multi-antenna base stations (BSs), in which the number of BSs and the number of antennas at each BS can scale at arbitrary rates relative ... | [
"cs.IT",
"math.IT"
] | null | [
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] | [
{
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] | [
{
"author_id": "w shin_6",
"name": "Won-Yong Shin",
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{
"author_id": "s jeon_7",
"name": "Sang-Woon Jeon",
"publication_history": null,
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"n... | null |
9640128 | 0811.0819 | 2008-11-05 | Persistent Queries | We propose a syntax and semantics for interactive abstract state machines to deal with the following situation. A query is issued during a certain step, but the step ends before any reply is received. Later, a reply arrives, and later yet the algorithm makes use of this reply. By a persistent query, we mean a query for... | [
"cs.PL",
"cs.LO"
] | null | [
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] | [] | [
{
"author_id": "a blass_1",
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{
"author_id": "y gurevich_1",
"name": "Yuri Gurevich",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
15997930 | 0811.0822 | 2008-11-05 | Density Studies of MHD Interstellar Turbulence: Statistical Moments, Correlations and Bispectrum | We present a number of statistical tools for obtaining studying turbulence in molecular clouds and diffuse interstellar medium. For our tests we used of three-dimensional 512 cube compressible MHD isothermal simulations performed for different sonic and Alfvenic Mach numbers. We introduce the bispectrum, a new tool for... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
10833396 | 0811.0731 | 2008-11-05 | Cognitive OFDM network sensing: a free probability approach | In this paper, a practical power detection scheme for OFDM terminals, based on recent free probability tools, is proposed. The objective is for the receiving terminal to determine the transmission power and the number of the surrounding base stations in the network. However, thesystem dimensions of the network model tu... | [
"cs.IT",
"cs.AI",
"math.IT",
"math.PR"
] | null | [
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{
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}
] | [
{
"author_id": "r couillet_1",
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{
"author_id": "m debbah_1",
"name": "Mérouane Debbah",
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"num_papers": nul... | null |
16523063 | 0811.0738 | 2008-11-05 | Gamma ray astrophysics: the EGRET results | Cosmic gamma rays provide insight into some of the most dynamic processes in the Universe. At the dawn of a new generation of gamma-ray telescopes, this review summarizes results from the Energetic Gamma Ray Experiment Telescope (EGRET) on the Compton Gamma Ray Observatory, the principal predecessor mission studying hi... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
7600883 | 0811.0811 | 2008-11-05 | When are two algorithms the same? | People usually regard algorithms as more abstract than the programs that implement them. The natural way to formalize this idea is that algorithms are equivalence classes of programs with respect to a suitable equivalence relation. We argue that no such equivalence relation exists. | [
"cs.GL",
"cs.DS",
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] | null | [
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{
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{
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"name": "Nachum Dershowitz",
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"num_papers": nu... | null |
10186059 | 0811.0647 | 2008-11-05 | Expander graphs based on GRH with an application to elliptic curve cryptography | We present a construction of expander graphs obtained from Cayley graphs of narrow ray class groups, whose eigenvalue bounds follow from the Generalized Riemann Hypothesis. Our result implies that the Cayley graph of (Z/qZ)* with respect to small prime generators is an expander. As another application, we show that the... | [
"math.NT",
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] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14501891 | 0811.0764 | 2008-11-05 | A Bayesian Framework for Collaborative Multi-Source Signal Detection | This paper introduces a Bayesian framework to detect multiple signals embedded in noisy observations from a sensor array. For various states of knowledge on the communication channel and the noise at the receiving sensors, a marginalization procedure based on recent tools of finite random matrix theory, in conjunction ... | [
"cs.IT",
"cs.AI",
"math.IT",
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] | null | [
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{
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{
"author_id": "m debbah_1",
"name": "Mérouane Debbah",
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"num_papers": nul... | null |
118805589 | 0811.0729 | 2008-11-05 | Second order hydrodynamic coefficients from kinetic theory | In a relativistic setting, hydrodynamic calculations which include shear viscosity (which is first order in an expansion in gradients of the flow velocity) are unstable and acausal unless they also include terms to second order in gradients. To date such terms have only been computed in supersymmetric N=4 Super-Yang-Mi... | [
"hep-ph",
"hep-th",
"nucl-th"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
111292 | 0811.0637 | 2008-11-05 | Optimality of Myopic Sensing in Multi-Channel Opportunistic Access | We consider opportunistic communications over multiple channels where the state ("good" or "bad") of each channel evolves as independent and identically distributed Markov processes. A user, with limited sensing and access capability, chooses one channel to sense and subsequently access (based on the sensed channel sta... | [
"cs.NI",
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"math.IT"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14533447 | 0811.0824 | 2008-11-05 | The OPTX Project I: The Flux and Redshift Catalogs for the CLANS, CLASXS, and CDF-N fields | We present the redshift catalogs for the X-ray sources detected in the Chandra Deep Field North (CDF-N), the Chandra Large Area Synoptic X-ray Survey (CLASXS), and the Chandra Lockman Area North Survey (CLANS). The catalogs for the CDF-N and CLASXS fields include redshifts from previous work, while the redshifts for th... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
12773599 | 0811.0735 | 2008-11-05 | First Study of Neutron Tagging with a Water Cherenkov Detector | A first study of neutron tagging is conducted in Super--Kamiokande, a 50,000-ton water Cherenkov detector. The tagging efficiencies of thermal neutrons are evaluated in a 0.2 % GdCl$_{3}$-water solution and pure water. They are determined to be, respectively, 66.7 % for events above 3 MeV and 20 % with corresponding ba... | [
"hep-ex"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
17611999 | 0811.0769 | 2008-11-05 | Communicability in complex brain networks | Recent advances in experimental neuroscience allow, for the first time, non-invasive studies of the white matter tracts in the human central nervous system, thus making available cutting-edge brain anatomical data describing these global connectivity patterns. This new, non-invasive, technique uses magnetic resonance i... | [
"q-bio.QM"
] | null | [
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{
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] | [
{
"author_id": "j crofts_0",
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{
"author_id": "d higham_1",
"name": "Desmond [\"John\"] Higham",
"publication_history": null,
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... | null |
11541139 | 0811.0903 | 2008-11-06 | Pairwise maximum entropy models for studying large biological systems: when they can and when they can't work | One of the most critical problems we face in the study of biological systems is building accurate statistical descriptions of them. This problem has been particularly challenging because biological systems typically contain large numbers of interacting elements, which precludes the use of standard brute force approache... | [
"q-bio.QM",
"cond-mat.dis-nn",
"q-bio.NC"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14259601 | 0811.1054 | 2008-11-06 | Spectropolarimetry of Supernovae | Overwhelming evidence has accumulated in recent years that supernova explosions are intrinsically 3-dimensional phenomena with significant departures from spherical symmetry. We review the evidence derived from spectropolarimetry that has established several key results: virtually all supernovae are significantly asphe... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
40660193 | 0811.0850 | 2008-11-06 | Different thresholds of bond percolation in scale-free networks with identical degree sequence | Generally, the threshold of percolation in complex networks depends on the underlying structural characterization. However, what topological property plays a predominant role is still unknown, despite the speculation of some authors that degree distribution is a key ingredient. The purpose of this paper is to show that... | [
"cond-mat.stat-mech"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "z zhang_150",
"name": "Zhongzhi Zhang",
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},
{
"author_id": "s zhou_53",
"name": "Shuigeng Zhou",
"publication_history": null,
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... | null |
118637154 | 0811.0863 | 2008-11-06 | A QCD motivated model for soft processes | In this talk we give a brief description of a QCD motivated model for both hard and soft interactions at high energies. In this model the long distance behaviour of the scattering amplitude is determined by the dipole scattering amplitude in the saturation domain. All phenomenological parameters for dipole-proton inter... | [
"hep-ph"
] | null | [
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] | [
{
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{
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{
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{
"author_id": "e levin_1",
"name": "Eugene Levin",
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"num_papers": n... | null |
6879396 | 0811.0979 | 2008-11-06 | Asymptotic Independence in the Spectrum of the Gaussian Unitary Ensemble | Consider a $n \times n$ matrix from the Gaussian Unitary Ensemble (GUE). Given a finite collection of bounded disjoint real Borel sets $(\Delta_{i,n},\ 1\leq i\leq p)$, properly rescaled, and eventually included in any neighbourhood of the support of Wigner's semi-circle law, we prove that the related counting measures... | [
"math.PR",
"math-ph",
"math.MP"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "p bianchi_1",
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{
"author_id": "m debbah_1",
"name": "Mérouane Debbah",
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"num_papers": null,... | null |
7078773 | 0811.0964 | 2008-11-06 | One useful logic that defines its own truth | Existential fixed point logic (EFPL) is a natural fit for some applications, and the purpose of this talk is to attract attention to EFPL. The logic is also interesting in its own right as it has attractive properties. One of those properties is rather unusual: truth of formulas can be defined (given appropriate syntac... | [
"cs.LO"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "a blass_1",
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{
"author_id": "y gurevich_1",
"name": "Yuri Gurevich",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
2795830 | 0811.0977 | 2008-11-06 | Two Forms of One Useful Logic: Existential Fixed Point Logic and Liberal Datalog | A natural liberalization of Datalog is used in the Distributed Knowledge Authorization Language (DKAL). We show that the expressive power of this liberal Datalog is that of existential fixed-point logic. The exposition is self-contained. | [
"cs.LO"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "a blass_1",
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{
"author_id": "y gurevich_1",
"name": "Yuri Gurevich",
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... | null |
14715043 | 0811.0987 | 2008-11-06 | Modular difference logic is hard | In connection with machine arithmetic, we are interested in systems of constraints of the form x + k \leq y + k'. Over integers, the satisfiability problem for such systems is polynomial time. The problem becomes NP complete if we restrict attention to the residues for a fixed modulus N. | [
"cs.CC"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "n bjørner_1",
"name": "Nikolaj [\"S.\"] Bjørner",
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{
"author_id": "a blass_1",
"name": "Andreas Blass",
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7422123 | 0811.1067 | 2008-11-06 | Statistical ranking and combinatorial Hodge theory | We propose a number of techniques for obtaining a global ranking from data that may be incomplete and imbalanced -- characteristics almost universal to modern datasets coming from e-commerce and internet applications. We are primarily interested in score or rating-based cardinal data. From raw ranking data, we construc... | [
"stat.ML",
"cs.DM"
] | null | [
"target.author.publication_history.key_reference",
"target.key_reference"
] | null | null | null |
8695432 | 0811.1003 | 2008-11-06 | A stochastic epidemiological model and a deterministic limit for BitTorrent-like peer-to-peer file-sharing networks | In this paper, we propose a stochastic model for a file-sharing peer-to-peer network which resembles the popular BitTorrent system: large files are split into chunks and a peer can download or swap from another peer only one chunk at a time. We prove that the fluid limits of a scaled Markov model of this system are of ... | [
"math.PR"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "g kesidis_1",
"name": "George Kesidis",
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},
{
"author_id": "t konstantopoulos_1",
"name": "Takis Konstantopoulos",
"publication_history": null,
"h_index": null,
"num... | null |
10909361 | 0811.1045 | 2008-11-06 | A robust morphological classification of high-redshift galaxies using support vector machines on seeing limited images. II. Quantifying morphological k-correction in the COSMOS field at 1<z<2: Ks band vs. I band | We quantify the effects of \emph{morphological k-correction} at $1<z<2$ by comparing morphologies measured in the K and I-bands in the COSMOS area. Ks-band data have indeed the advantage of probing old stellar populations for $z<2$, enabling a determination of galaxy morphological types unaffected by recent star format... | [
"astro-ph"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [
{
"corpus_id": "1185105",
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},
{
"corpus_id": "18032216",
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}
] | [
{
"author_id": "m huertas-company_1",
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{
"author_id": "l tasca_1",
"name": "Lidia [\"A.\",\"M.\"] Tasca",
"publication_history": null,
"h_index": null... | null |
18071408 | 0811.1164 | 2008-11-07 | Near Infrared Spectroscopic Monitoring of EXor variables: First Results | We present low resolution (R approximately 250) spectroscopy in the near-IR (0.8 to 2.5um) of the EXor variables. These are the initial results (obtained during the period 2007-2008) from a long term photometric and spectroscopic program aimed to study the variability in the accretion processes of pre-Main Sequence (PM... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
24165095 | 0811.1236 | 2008-11-07 | Counterintuitive ground states in soft-core models | It is well known that statistical mechanics systems exhibit subtle behavior in high dimensions. In this paper, we show that certain natural soft-core models, such as the Gaussian core model, have unexpectedly complex ground states even in relatively low dimensions. Specifically, we disprove a conjecture of Torquato and... | [
"cond-mat.stat-mech",
"math.MG"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
55891503 | 0811.1049 | 2008-11-07 | Valence Bond States: Link models | An isotropic anti-ferromagnetic quantum state on a square lattice is characterized by symmetry arguments only. By construction, this quantum state is the result of an underlying valence bond structure without breaking any symmetry in the lattice or spin spaces. A detailed analysis of the correlations of the quantum sta... | [
"cond-mat.str-el",
"cond-mat.stat-mech",
"hep-th",
"quant-ph"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "e rico_1",
"name": "Enrique Rico",
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},
{
"author_id": "r hubener_0",
"name": "R. Hubener",
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"num... | null |
7755115 | 0811.1140 | 2008-11-07 | Relationship between the atomic pair distribution function and small angle scattering: implications for modeling of nanoparticles | Here we show explicitly the relationship between the functions used in the atomic pair distribution function (PDF) method and those commonly used in small angle scattering (SAS) analyses. The origin of the sloping baseline, $-4\pi r\rho_0$, in PDFs of bulk materials is identified as originating from the SAS intensity t... | [
"cond-mat.mtrl-sci",
"cond-mat.other"
] | null | [
"target.author.publication_history"
] | [
{
"corpus_id": "35786608",
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}
] | [
{
"author_id": "c farrow_1",
"name": "Christopher [\"Lyn\"] Farrow",
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},
{
"author_id": "s billinge_1",
"name": "Simon [\"J.\",\"L.\"] Billinge",
"publication_history": null,
"h_index":... | null |
119296878 | 0811.1224 | 2008-11-07 | Superfluid and supersolid phases of lattice bosons with ring-exchange interaction | We examine the superfluid phase of a hard-core boson model with nearest-neighbor exchange J and four-particle ring-exchange K at half-filling on the square lattice. At zero temperature we find that the superfluid in the pure-J model is quickly destroyed by the inclusion of negative-K ring-exchange interactions, favorin... | [
"cond-mat.str-el",
"cond-mat.supr-con"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "r schaffer_0",
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},
{
"author_id": "a burkov_1",
"name": "Anton [\"A.\"] Burkov",
"publication_history": null,
"h_index": null,
"num_papers... | null |
14611511 | 0811.1199 | 2008-11-07 | Bayesian modelling of clusters of galaxies from multi-frequency pointed Sunyaev--Zel'dovich observations | We present a Bayesian approach to modelling galaxy clusters using multi-frequency pointed observations from telescopes that exploit the Sunyaev--Zel'dovich effect. We use the recently developed MultiNest technique (Feroz, Hobson & Bridges, 2008) to explore the high-dimensional parameter spaces and also to calculate the... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
119259338 | 0811.1293 | 2008-11-08 | The Effective Spin Hamiltonian and Phase Separation Instability of the Almost Half-Filled Hubbard Model and Narrow-Band {\it S-f} Model | The effective spin Hamiltonian is constructed in the framework of the almost half-filled Hubbard model on the Cayley tree by means of functional integral technique with the use of static approximation. The system in the ground state appears to be consisting of the ferromagnetic metallic domains and the antiferromagneti... | [
"cond-mat.str-el"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
12188377 | 0811.1250 | 2008-11-08 | Adaptive Base Class Boost for Multi-class Classification | We develop the concept of ABC-Boost (Adaptive Base Class Boost) for multi-class classification and present ABC-MART, a concrete implementation of ABC-Boost. The original MART (Multiple Additive Regression Trees) algorithm has been very successful in large-scale applications. For binary classification, ABC-MART recovers... | [
"cs.LG",
"cs.IR"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
7115894 | 0811.1244 | 2008-11-08 | Ballistic Spin Resonance | The phenomenon of spin resonance has had far reaching influence since its discovery nearly 70 years ago. Electron spin resonance (ESR) driven by high frequency magnetic fields has informed our understanding of quantum mechanics, and finds application in fields as diverse as medicine and quantum information. Spin resona... | [
"cond-mat.mes-hall"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "s frolov_2",
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},
{
"author_id": "s lüscher_0",
"name": "Silvia Lüscher",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
647041 | 0811.1317 | 2008-11-09 | Secrecy in Cooperative Relay Broadcast Channels | We investigate the effects of user cooperation on the secrecy of broadcast channels by considering a cooperative relay broadcast channel. We show that user cooperation can increase the achievable secrecy region. We propose an achievable scheme that combines Marton's coding scheme for broadcast channels and Cover and El... | [
"cs.IT",
"math.IT"
] | null | [
"target.author.publication_history"
] | [
{
"corpus_id": "15162958",
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},
{
"corpus_id": "850865",
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}
] | [
{
"author_id": "e ekrem_1",
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},
{
"author_id": "s ulukus_1",
"name": "Sennur Ulukus",
"publication_history": null,
"h_index": null,
"num_papers": null,
"n... | null |
53609558 | 0811.1348 | 2008-11-09 | X-ray imaging of the dynamic magnetic vortex core deformation | Magnetic platelets with a vortex configuration are attracting considerable attention. The discovery that excitation with small in-plane magnetic fields or spin polarised currents can switch the polarisation of the vortex core did not only open the possibility of using such systems in magnetic memories, but also initiat... | [
"cond-mat.other"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "a vansteenkiste_1",
"name": "Arne Vansteenkiste",
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},
{
"author_id": "k chou_3",
"name": "Kang [\"Wei\"] Chou",
"publication_history": null,
"h_index": null,
"num_pa... | null |
5546240 | 0811.1374 | 2008-11-09 | Localized linear polynomial operators and quadrature formulas on the sphere | The purpose of this paper is to construct universal, auto--adaptive, localized, linear, polynomial (-valued) operators based on scattered data on the (hyper--)sphere $\SS^q$ ($q\ge 2$). The approximation and localization properties of our operators are studied theoretically in deterministic as well as probabilistic set... | [
"math.NA",
"math.CA"
] | null | [
"target.author.publication_history",
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"target.key_reference"
] | [] | [
{
"author_id": "q gia_1",
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},
{
"author_id": "h mhaskar_1",
"name": "Hrushikesh [\"Narhar\"] Mhaskar",
"publication_history": null,
"h_index": nul... | null |
1287033 | 0811.1500 | 2008-11-10 | Linear Processing and Sum Throughput in the Multiuser MIMO Downlink | We consider linear precoding and decoding in the downlink of a multiuser multiple-input, multiple-output (MIMO) system, wherein each user may receive more than one data stream. We propose several mean squared error (MSE) based criteria for joint transmit-receive optimization and establish a series of relationships link... | [
"cs.IT",
"math.IT"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
7091726 | 0811.1518 | 2008-11-10 | Multi-wavelength Calibration Procedure for the Pierre Auger Observatory Fluorescence Detectors | We present a method to measure the relative spectral response of the Pierre Auger Observatory Fluorescence Detector. The calibration was done at wavelengths of 320, 337, 355, 380 and 405 nm using an end-to-end technique in which the response of all detector components are combined in a single measurement. A xenon flash... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
18561029 | 0811.1530 | 2008-11-10 | The Local Theory of the Cosmic Skeleton | The local theory of the critical lines of 2D and 3D Gaussian fields that underline the cosmic structures is presented. In the context of cosmological matter distribution the subset of critical lines of the 3D density field serves to delineate the skeleton of the observed filamentary structure at large scales. A stiff a... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
27726886 | 0706.1180 | 2008-11-10 | Large Deviations in the Free-Energy of Mean-Field Spin-Glasses | We compute analytically the probability distribution of large deviations in the spin-glass free energy for the Sherrington-Kirkpatrick mean field model, i.e. we compute the exponentially small probability of finding a system with intensive free energy smaller than the most likely one. This result is obtained by computi... | [
"cond-mat.dis-nn",
"cond-mat.stat-mech"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14486358 | 0811.1479 | 2008-11-10 | Minority Games | We present a simple introduction to the basic Minority Game (MG) introduced by Challet and Zhang in 1997 and discuss some of its physical properties and subsequent developments. We also introduce some of its variants include the Evolutionay Minority Game (EMG), the Thermal Minority Game (TMG), the simple Minority Game ... | [
"physics.soc-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16023573 | 0811.1577 | 2008-11-10 | Probing The Lower Mass Limit for Supernova Progenitors and the High-Mass End of the Initial-Final Mass Relation from White Dwarfs in the Open Cluster M35 (NGC 2168) | We present a photometric and spectroscopic study of the white dwarf population of the populous, intermediate-age open cluster M35 (NGC 2168); this study expands upon our previous study of the white dwarfs in this cluster. We spectroscopically confirm 14 white dwarfs in the field of the cluster: 12 DAs, 1 hot DQ, and 1 ... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
117214537 | 0811.1394 | 2008-11-10 | The Observation of Percolation-Induced 2D Metal-Insulator Transition in a Si MOSFET | By analyzing the temperature ($T$) and density ($n$) dependence of the measured conductivity ($\sigma$) of 2D electrons in the low density ($\sim10^{11}$cm$^{-2}$) and temperature (0.02 - 10 K) regime of high-mobility (1.0 and 1.5 $\times 10^4$ cm$^2$/Vs) Si MOSFETs, we establish that the putative 2D metal-insulator tr... | [
"cond-mat.mes-hall"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
17025527 | 0811.1467 | 2008-11-10 | Magnetic acceleration of ultra-relativistic jets in gamma-ray burst sources | We present a relativistic-MHD numerical study of axisymmetric, magnetically driven jets with parameters applicable to gamma-ray burst (GRB) flows. We also present analytic expressions for the asymptotic jet shape and other flow parameters that agree very well with the numerical results. All current-carrying outflows ex... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
15160348 | 0801.0280 | 2008-11-10 | Reconstructing the interaction rate in holographic models of dark energy | We reconstruct the interaction rate of the holographic dark energy model recently proposed by Zimdahl and Pav\'{o}n \cite{wd} in the redshift interval $0 < z < 1.8$ with observational data from supernovae type Ia, baryon acoustic oscillations, gas mass fraction in galaxy clusters, and the growth factor. It shows a reas... | [
"gr-qc",
"astro-ph",
"hep-ph"
] | null | [
"target.author.publication_history"
] | [] | [
{
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},
{
"author_id": "d pavón_0",
"name": "Diego Pavón",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
6174731 | 0811.1629 | 2008-11-10 | Stability Bound for Stationary Phi-mixing and Beta-mixing Processes | Most generalization bounds in learning theory are based on some measure of the complexity of the hypothesis class used, independently of any algorithm. In contrast, the notion of algorithmic stability can be used to derive tight generalization bounds that are tailored to specific learning algorithms by exploiting their... | [
"cs.LG"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [] | [
{
"author_id": "m mohri_1",
"name": "Mehryar Mohri",
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{
"author_id": "a rostamizadeh_1",
"name": "Afshin Rostamizadeh",
"publication_history": null,
"h_index": null,
"num_papers"... | null |
12062282 | 0811.1221 | 2008-11-10 | A Fully Quantum Asymptotic Equipartition Property | The classical asymptotic equipartition property is the statement that, in the limit of a large number of identical repetitions of a random experiment, the output sequence is virtually certain to come from the typical set, each member of which is almost equally likely. In this paper, we prove a fully quantum generalizat... | [
"quant-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
1139917 | 0811.1790 | 2008-11-11 | Robust Regression and Lasso | Lasso, or $\ell^1$ regularized least squares, has been explored extensively for its remarkable sparsity properties. It is shown in this paper that the solution to Lasso, in addition to its sparsity, has robustness properties: it is the solution to a robust optimization problem. This has two important consequences. Firs... | [
"cs.IT",
"cs.LG",
"math.IT"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [] | [
{
"author_id": "h xu_90",
"name": "Huan Xu",
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"num_citations": null
},
{
"author_id": "c caramanis_1",
"name": "Constantine Caramanis",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
18252510 | 0811.1663 | 2008-11-11 | Open statistical issues in particle physics | Many statistical issues arise in the analysis of Particle Physics experiments. We give a brief introduction to Particle Physics, before describing the techniques used by Particle Physicists for dealing with statistical problems, and also some of the open statistical questions. | [
"stat.AP"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
124311686 | 0811.1787 | 2008-11-11 | High order perturbative corrections to the determination of |Vub| from the P+ spectrum in B -> Xu l nu | We investigate the behaviour of the perturbative relation between the photon energy spectrum in B -> Xs gamma and the hadronic P+ spectrum in semileptonic B -> Xu l nu decay at high orders in perturbation theory in the "large-beta_0" limit, in which only terms of order alpha_s^n beta_0^(n-1) are retained. The leading r... | [
"hep-ph"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "f campanario_0",
"name": "Francisco Campanario",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "m luke_0",
"name": "Michael Luke",
"publication_history": null,
"h_index": null,
"num_papers": n... | null |
18380673 | 0811.1640 | 2008-11-11 | For objective causal inference, design trumps analysis | For obtaining causal inferences that are objective, and therefore have the best chance of revealing scientific truths, carefully designed and executed randomized experiments are generally considered to be the gold standard. Observational studies, in contrast, are generally fraught with problems that compromise any clai... | [
"stat.AP"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
115171154 | 0811.1726 | 2008-11-11 | Moments, cumulants and diagram formulae for non-linear functionals of random measures | This survey provides a unified discussion of multiple integrals, moments, cumulants and diagram formulae associated with functionals of completely random measures. Our approach is combinatorial, as it is based on the algebraic formalism of partition lattices and M\"obius functions. Gaussian and Poisson measures are tre... | [
"math.PR",
"math.CO"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
10845748 | 0811.1680 | 2008-11-11 | MAGIC upper limits to the VHE gamma-ray flux of 3C454.3 in high emission state | We report upper limits to the very high energy flux (E>100 GeV) of the flat spectrum radio quasar 3C454.3 (z=0.859) derived by the Cherenkov telescope MAGIC during the high states of July/August and November/December 2007. We compare the upper limits derived in both time slots with the available quasi-simultaneous MeV-... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
3022108 | 0811.1729 | 2008-11-11 | Batch means and spectral variance estimators in Markov chain Monte Carlo | Calculating a Monte Carlo standard error (MCSE) is an important step in the statistical analysis of the simulation output obtained from a Markov chain Monte Carlo experiment. An MCSE is usually based on an estimate of the variance of the asymptotic normal distribution. We consider spectral and batch means methods for e... | [
"math.ST",
"stat.TH"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16884658 | 0811.1679 | 2008-11-11 | Predictive learning via rule ensembles | General regression and classification models are constructed as linear combinations of simple rules derived from the data. Each rule consists of a conjunction of a small number of simple statements concerning the values of individual input variables. These rule ensembles are shown to produce predictive accuracy compara... | [
"stat.AP"
] | null | [
"target.author.publication_history.key_reference",
"target.key_reference"
] | null | null | null |
2003897 | 0811.1645 | 2008-11-11 | Random survival forests | We introduce random survival forests, a random forests method for the analysis of right-censored survival data. New survival splitting rules for growing survival trees are introduced, as is a new missing data algorithm for imputing missing data. A conservation-of-events principle for survival forests is introduced and ... | [
"stat.AP"
] | null | [
"target.author.publication_history.key_reference",
"target.key_reference"
] | null | null | null |
5348492 | 0811.1861 | 2008-11-12 | The physical properties of Lyalpha emitting galaxies: not just primeval galaxies? | We have analyzed a sample of LBGs from z =3.5 to z=6 selected from the GOODS-S field as B,V and i-dropouts, and with spectroscopic observations showing that they have the Lyalpha line in emission. Our main aim is to investigate their physical properties and their dependence on the emission line characteristics, to shed... | [
"astro-ph"
] | null | [
"target.author.publication_history"
] | [
{
"corpus_id": "7904758",
"num_citations": null
},
{
"corpus_id": "15681235",
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},
{
"corpus_id": "119489697",
"num_citations": null
},
{
"corpus_id": "14267836",
"num_citations": null
},
{
"corpus_id": "12309181",
"num_citations": null
}... | [
{
"author_id": "l pentericci_1",
"name": "Laura Pentericci",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "a grazian_1",
"name": "Andrea Grazian",
"publication_history": null,
"h_index": null,
"num_papers": ... | null |
118781158 | 0811.1956 | 2008-11-12 | Spin-Dynamics of the antiferromagnetic S=1/2-Chain at finite magnetic Fields and intermediate Temperatures | We present a study of the dynamic structure factor of the antiferromagnetic spin-1/2 Heisenberg chain at finite temperatures and finite magnetic fields. Using Quantum-Monte-Carlo based on the stochastic series expansion and Maximum-Entropy methods we evaluate the longitudinal and the transverse dynamic structure factor... | [
"cond-mat.str-el"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "s großjohann_1",
"name": "Simon Großjohann",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "w brenig_1",
"name": "Wolfram Brenig",
"publication_history": null,
"h_index": null,
"num_papers": n... | null |
118223628 | 0811.1811 | 2008-11-12 | Current-voltage characteristics of NdFeAsO0.85F0.15 and NdFeAsO0.85 superconductors | The vortex phase diagrams of NdFeAsO0.85F0.15 and NdFeAsO0.85 superconductors are determined from the analysis of resistivity and current-voltage (I-V) measurements in magnetic fields up to 9 T. A clear vortex glass to liquid transition is identified only in the oxygen deficient NdFeAsO0.85, in which I-V curves can be ... | [
"cond-mat.supr-con"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "y liu_474",
"name": "Y. Liu",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "y chai_2",
"name": "Yisheng Chai",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citat... | null |
3206994 | 0811.1862 | 2008-11-12 | On optimality of the barrier strategy in de Finetti's dividend problem for spectrally negative L\'{e}vy processes | We consider the classical optimal dividend control problem which was proposed by de Finetti [Trans. XVth Internat. Congress Actuaries 2 (1957) 433--443]. Recently Avram, Palmowski and Pistorius [Ann. Appl. Probab. 17 (2007) 156--180] studied the case when the risk process is modeled by a general spectrally negative L\'... | [
"math.PR"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
1663405 | 0811.1868 | 2008-11-12 | Necessary Conditions for Discontinuities of Multidimensional Size Functions | Some new results about multidimensional Topological Persistence are presented, proving that the discontinuity points of a k-dimensional size function are necessarily related to the pseudocritical or special values of the associated measuring function. | [
"cs.CG",
"cs.CV",
"math.AT"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "a cerri_1",
"name": "Andrea Cerri",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "p frosini_1",
"name": "Patrizio Frosini",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
83169927 | 0811.1826 | 2008-11-12 | Accurate path integration in continuous attractor network models of grid cells | Grid cells in the rodent entorhinal cortex display strikingly regular firing responses to the animal's position in 2-D space, and have been hypothesized to form the neural substrate for dead-reckoning. However, in previous models suggested for grid cell activity, errors accumulate rapidly in the integration of velocity... | [
"q-bio.NC"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference",
"target.key_reference"
] | [
{
"corpus_id": "15859589",
"num_citations": null
}
] | [
{
"author_id": "y burak_1",
"name": "Yoram Burak",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "i fiete_1",
"name": "Ila [\"Rani\"] Fiete",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
120823098 | 0811.1939 | 2008-11-12 | Optimum and equilibrium in a transport problem with queue effects | Consider a distribution of citizens in an urban area in which some services (supermarkets, post offices...) are present. Each citizen, in order to use a service, spends an amount of time which is due both to the travel time to the service and to the queue time waiting in the service. The choice of the service to be use... | [
"math.OC"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
39532412 | 0811.1888 | 2008-11-12 | Central Limit Theorem and the Bootstrap for U-Statistics of Strongly Mixing Data | The asymptotic normality of U-statistics has so far been proved for iid data and under various mixing conditions such as absolute regularity, but not for strong mixing. We use a coupling technique introduced in 1983 by Bradley to prove a new generalized covariance inequality similar to Yoshihara's. It follows from the ... | [
"math.PR",
"math.ST",
"stat.TH"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
9126213 | 0811.1913 | 2008-11-12 | Scanning Quantum Decoherence Microscopy | The use of qubits as sensitive magnetometers has been studied theoretically and recent demonstrated experimentally. In this paper we propose a generalisation of this concept, where a scanning two-state quantum system is used to probe the subtle effects of decoherence (as well as its surrounding electromagnetic environm... | [
"quant-ph",
"cond-mat.mtrl-sci",
"physics.bio-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
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