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18399324
hep-ph/0611129
2006-11-09
Matching matrix elements and shower evolution for top-quark production in hadronic collisions
We study the matching of multijet matrix elements and shower evolution in the case of top production in hadronic collisions at the Tevatron and at the LHC. We present the results of the matching algorithm implemented in the ALPGEN Monte Carlo generator, and compare them with results obtained at the parton level, and wi...
[ "hep-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
18162636
astro-ph/0611281
2006-11-09
Polarization of absorption lines as a diagnostics of circumstellar, interstellar and intergalactic magnetic fields: Fine structure atoms
The relative population of the fine structure sublevels of an atom's ground state is affected by radiative transitions induced by an anisotropic radiation flux. This causes the alignment of atomic angular momentum. In terms of observational consequences for the interstellar and intergalactic medium, this results in the...
[ "astro-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
15900187
math/0611265
2006-11-09
On the Benjamini--Hochberg method
We investigate the properties of the Benjamini--Hochberg method for multiple testing and of a variant of Storey's generalization of it, extending and complementing the asymptotic and exact results available in the literature. Results are obtained under two different sets of assumptions and include asymptotic and exact ...
[ "math.ST", "stat.TH" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
8679740
math/0611274
2006-11-09
ANOVA for diffusions and It\^{o} processes
It\^{o} processes are the most common form of continuous semimartingales, and include diffusion processes. This paper is concerned with the nonparametric regression relationship between two such It\^{o} processes. We are interested in the quadratic variation (integrated volatility) of the residual in this regression, o...
[ "math.ST", "q-fin.ST", "stat.TH" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
5694141
astro-ph/0611315
2006-11-09
Turbulent Convection in Stellar Interiors. I. Hydrodynamic Simulation
(Abridged) We describe the results of three-dimensional (3D) numerical simulations designed to study turbulent convection in the stellar interiors, and compare them to stellar mixing-length theory (MLT). Simulations in 2D are significantly different from 3D, both in terms of flow morphology and velocity amplitude. Conv...
[ "astro-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
2292940
hep-th/0611102
2006-11-09
Flux Stabilization in 6 Dimensions: D-terms and Loop Corrections
We analyse D-terms induced by gauge theory fluxes in the context of 6-dimensional supergravity models. On the one hand, this is arguably the simplest concrete setting in which the controversial idea of `D-term uplifts' can be investigated. On the other hand, it is a very plausible intermediate step on the way from a 10...
[ "hep-th", "hep-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
24190824
astro-ph/0611311
2006-11-09
New facts about muon production in Extended Air Shower simulations
Whereas air shower simulations are very valuable tools for interpreting cosmic ray data, there is a long standing problem: is seems to be impossible to accommodate at the same time the longitudinal development of air showers and the number of muons measured at ground. Using a new hadronic interaction model (EPOS) in ai...
[ "astro-ph", "hep-ph", "nucl-ex", "nucl-th" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
2312610
math/0611266
2006-11-09
Stepup procedures for control of generalizations of the familywise error rate
Consider the multiple testing problem of testing null hypotheses $H_1,...,H_s$. A classical approach to dealing with the multiplicity problem is to restrict attention to procedures that control the familywise error rate ($\mathit{FWER}$), the probability of even one false rejection. But if $s$ is large, control of the ...
[ "math.ST", "stat.TH" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
14862363
astro-ph/0611332
2006-11-10
Towards a pure ZZ Ceti instability strip
We have observed again two stars inside the ZZ Ceti instability strip that were previously classified as not-observed-to-vary (NOV) by Mukadam et al. (2004) and found them to be low-amplitude variables. Some evidence points to a pure ZZ Ceti instability strip; other evidence contests it. The two stars previously classi...
[ "astro-ph" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[ { "corpus_id": "16177234", "num_citations": null }, { "corpus_id": "17838049", "num_citations": null } ]
[ { "author_id": "b castanheira_1", "name": "Barbara [\"G.\"] Castanheira", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "s kepler_1", "name": "S. [\"O.\"] Kepler", "publication_history": null, "h_index": null, ...
null
15685718
cond-mat/0611276
2006-11-10
Computation of free energy profiles with parallel adaptive dynamics
We propose a formulation of adaptive computation of free energy differences, in the ABF or nonequilibrium metadynamics spirit, using conditional distributions of samples of configurations which evolve in time. This allows to present a truly unifying framework for these methods, and to prove convergence results for cert...
[ "cond-mat.stat-mech" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
18228590
cond-mat/0611278
2006-11-10
Anomalous kinetics and transport from 1D self--consistent mode--coupling theory
We study the dynamics of long-wavelength fluctuations in one-dimensional (1D) many-particle systems as described by self-consistent mode-coupling theory. The corresponding nonlinear integro-differential equations for the relevant correlators are solved analytically and checked numerically. In particular, we find that t...
[ "cond-mat.stat-mech" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "l delfini_1", "name": "Luca Delfini", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "s lepri_2", "name": "Stefano Lepri", "publication_history": null, "h_index": null, "num_papers": null, ...
null
17078031
cs/0611047
2006-11-10
The Reaction RuleML Classification of the Event / Action / State Processing and Reasoning Space
Reaction RuleML is a general, practical, compact and user-friendly XML-serialized language for the family of reaction rules. In this white paper we give a review of the history of event / action /state processing and reaction rule approaches and systems in different domains, define basic concepts and give a classificat...
[ "cs.AI" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "3206289", "num_citations": null } ]
[ { "author_id": "a paschke_1", "name": "Adrian Paschke", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null } ]
null
3252879
nucl-th/0611037
2006-11-10
Tensor Forces and the Ground-State Structure of Nuclei
Two-nucleon momentum distributions are calculated for the ground states of nuclei with mass number $A\leq 8$, using variational Monte Carlo wave functions derived from a realistic Hamiltonian with two- and three-nucleon potentials. The momentum distribution of $np$ pairs is found to be much larger than that of $pp$ pai...
[ "nucl-th" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
119504325
astro-ph/0611356
2006-11-10
Nearby Supernova Factory Observations of SN 2006D: On Sporadic Carbon Signatures in Early Type Ia Supernova Spectra
We present four spectra of the Type Ia supernova (SN Ia) 2006D extending from -7 to +13 days with respect to B-band maximum. The spectra include the strongest signature of unburned material at photospheric velocities observed in a SN Ia to date. The earliest spectrum exhibits C II absorption features below 14,000 km/s,...
[ "astro-ph" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "263786185", "num_citations": null }, { "corpus_id": "10311130", "num_citations": null }, { "corpus_id": "15830343", "num_citations": null }, { "corpus_id": "16370600", "num_citations": null }, { "corpus_id": "119107201", "num_citations": null ...
[ { "author_id": "r thomas_3", "name": "Rollin C. Thomas", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "g aldering_1", "name": "Greg Aldering", "publication_history": null, "h_index": null, "num_papers": null...
null
7157114
astro-ph/0611343
2006-11-10
The XMM-Newton/INTEGRAL monitoring campaign of IGR J16318-4848
IGR J16318-4848 is the prototype and one of the more extreme examples of the new class of highly obscured Galactic X-ray sources discovered by INTEGRAL. A monitoring campaign on this source has been carried out by XMM-Newton and INTEGRAL, consisting in three simultaneous observations performed in February, March and Au...
[ "astro-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
9475889
math/0611343
2006-11-12
Uncertainty Principles and Vector Quantization
Given a frame in C^n which satisfies a form of the uncertainty principle (as introduced by Candes and Tao), it is shown how to quickly convert the frame representation of every vector into a more robust Kashin's representation whose coefficients all have the smallest possible dynamic range O(1/\sqrt{n}). The informatio...
[ "math.NA" ]
null
[ "target.author.publication_history.key_reference", "target.key_reference" ]
null
null
null
28114807
nucl-ex/0611019
2006-11-12
System Size and Energy Dependence of Jet-Induced Hadron Pair Correlation Shapes in Cu+Cu and Au+Au Collisions at sqrt(s_NN) = 200 and 62.4 GeV
We present azimuthal angle correlations of intermediate transverse momentum (1-4 GeV/c) hadrons from {dijets} in Cu+Cu and Au+Au collisions at sqrt(s_NN) = 62.4 and 200 GeV. The away-side dijet induced azimuthal correlation is broadened, non-Gaussian, and peaked away from \Delta\phi=\pi in central and semi-central coll...
[ "nucl-ex" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "a adare_1", "name": "Andrew [\"Marshall\"] Adare", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "s adler_2", "name": "S. [\"S.\"] Adler", "publication_history": null, "h_index": null, "num_pa...
null
118539350
cond-mat/0611304
2006-11-12
A Surface Reconstruction with a Fractional Hole: $(\sqrt{5}\times\sqrt{5}) R26.6^\circ$ LaAlO$_3$ (001)
The structure of the $(\sqrt{5}\times\sqrt{5})R26.6^\circ$ reconstruction of LaAlO$_3$ (001) has been determined using transmission electron diffraction combined with direct methods. The structure is relatively simple, consisting of a lanthanum oxide termination with one lanthanum cation vacancy per surface unit cell. ...
[ "cond-mat.mtrl-sci", "cond-mat.str-el" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "c lanier_0", "name": "Courtney [\"H.\"] Lanier", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "j rondinelli_1", "name": "James [\"M.\"] Rondinelli", "publication_history": null, "h_index": null, ...
null
119091182
nucl-ex/0611020
2006-11-12
J/psi Production vs Centrality, Transverse Momentum, and Rapidity in Au+Au Collisions at sqrt(s_NN) = 200 GeV
The PHENIX experiment at the Relativistic Heavy Ion Collider (RHIC) has measured J/psi production for rapidities 2.2 < y < 2.2 in Au+Au collisions at sqrt(s_NN) = 200 GeV. The J/psi invariant yield and nuclear modification factor R_AA as a function of centrality, transverse momentum and rapidity are reported. A suppres...
[ "nucl-ex", "hep-ex" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
43399403
hep-ex/0611020
2006-11-12
J/psi Production vs Transverse Momentum and Rapidity in p+p Collisions at sqrt(s) = 200 GeV
J/Psi production in p+p collisions at sqrt(s) = 200 GeV has been Measured in the PHENIX experiment at the Relativistic Heavy Ion Collider (RHIC) over a rapidity range of -2.2 < y < 2.2 and a transverse momentum range of 0 < pT < 9 GeV/c. The statistics available allow a detailed measurement of both the pT and rapidity ...
[ "hep-ex", "nucl-ex" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[]
[ { "author_id": "a adare_1", "name": "Andrew [\"Marshall\"] Adare", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "s afanasiev_1", "name": "S. Afanasiev", "publication_history": null, "h_index": null, "num_pap...
null
1822875
hep-th/0611135
2006-11-13
A Test of the AdS/CFT Correspondence Using High-Spin Operators
In two remarkable recent papers, hep-th/0610248 and hep-th/0610251, the complete planar perturbative expansion was proposed for the universal function of the coupling, f(g), appearing in the dimensions of high-spin operators of the N=4 SYM theory. We study numerically the integral equation derived in hep-th/0610251, wh...
[ "hep-th" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
14102114
math/0611382
2006-11-13
Patchworking real algebraic varieties
Patchworking is a construction of a one-parameter family of real algebraic hypersurfaces. For sufficiently small positive values of the parameter, the hypersurfaces can be obtained by gluing of given hypersurfaces topologically. The author invented patchworking in 1979-81 and used it for constructing of real plane alge...
[ "math.AG" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
1264
cs/0611053
2006-11-13
Capacity of a Class of Deterministic Relay Channels
The capacity of a class of deterministic relay channels with the transmitter input X, the receiver output Y, the relay output Y_1 = f(X, Y), and a separate communication link from the relay to the receiver with capacity R_0, is shown to be C(R_0) = \max_{p(x)} \min \{I(X;Y)+R_0, I(X;Y, Y_1) \}. Thus every bit from the ...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
119005421
hep-ex/0611023
2006-11-13
First events from the CNGS neutrino beam detected in the OPERA experiment
The OPERA neutrino detector at the underground Gran Sasso Laboratory (LNGS) was designed to perform the first detection of neutrino oscillations in appearance mode, through the study of nu_mu to nu_tau oscillations. The apparatus consists of a lead/emulsion-film target complemented by electronic detectors. It is placed...
[ "hep-ex" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
14260842
math-ph/0611026
2006-11-13
A lower bound for nodal count on discrete and metric graphs
According to a well-know theorem by Sturm, a vibrating string is divided into exactly N nodal intervals by zeros of its N-th eigenfunction. Courant showed that one half of Sturm's theorem for the strings applies to the theory of membranes: N-th eigenfunction cannot have more than N domains. He also gave an example of a...
[ "math-ph", "math.CO", "math.MP", "math.SP" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
1013980
cs/0611051
2006-11-13
Numerical Simulation guided Lazy Abstraction Refinement for Nonlinear Hybrid Automata
This draft suggests a new counterexample guided abstraction refinement (CEGAR) framework that uses the combination of numerical simulation for nonlinear differential equations with linear programming for linear hybrid automata (LHA) to perform reachability analysis on nonlinear hybrid automata. A notion of $\epsilon-$ ...
[ "cs.LO" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "s jha_18", "name": "Sumit [\"Kumar\"] Jha", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null } ]
null
14308888
nlin/0611028
2006-11-14
Modulational Instability in Nonlinearity-Managed Optical Media
We investigate analytically, numerically, and experimentally the modulational instability in a layered, cubically-nonlinear (Kerr) optical medium that consists of alternating layers of glass and air. We model this setting using a nonlinear Schr\"odinger (NLS) equation with a piecewise constant nonlinearity coefficient ...
[ "nlin.PS", "math.DS", "nlin.SI", "physics.optics" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "1486620", "num_citations": null }, { "corpus_id": "1814391", "num_citations": null } ]
[ { "author_id": "m centurion_1", "name": "Martin Centurion", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "m porter_1", "name": "Mason [\"A.\"] Porter", "publication_history": null, "h_index": null, "num_pape...
null
7301346
math/0611416
2006-11-14
Random Graph-Homomorphisms and Logarithmic Degree
A graph homomorphism between two graphs is a map from the vertex set of one graph to the vertex set of the other graph, that maps edges to edges. In this note we study the range of a uniformly chosen homomorphism from a graph G to the infinite line Z. It is shown that if the maximal degree of G is `sub-logarithmic', th...
[ "math.PR", "math-ph", "math.CO", "math.MP" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "i benjamini_1", "name": "Itai Benjamini", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "a yadin_1", "name": "Ariel Yadin", "publication_history": null, "h_index": null, "num_papers": null, ...
null
15011491
cond-mat/0611341
2006-11-14
Topological Insulators with Inversion Symmetry
Topological insulators are materials with a bulk excitation gap generated by the spin orbit interaction, and which are different from conventional insulators. This distinction is characterized by Z_2 topological invariants, which characterize the groundstate. In two dimensions there is a single Z_2 invariant which dist...
[ "cond-mat.mes-hall" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
7010442
astro-ph/0611448
2006-11-14
Characterization of Gravitational Microlensing Planetary Host Stars
The gravitational microlensing light curves that reveal the presence of extrasolar planets generally yield the planet-star mass ratio and separation in units of the Einstein ring radius. The microlensing method does not require the detection of light from the planetary host star. This allows the detection of planets or...
[ "astro-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
2503037
cs/0611064
2006-11-14
Distributed Link Scheduling with Constant Overhead
This paper proposes a new class of simple, distributed algorithms for scheduling in wireless networks. The algorithms generate new schedules in a distributed manner via simple local changes to existing schedules. The class is parameterized by integers $k\geq 1$. We show that algorithm $k$ of our class achieves $k/(k+2)...
[ "cs.NI", "cs.PF" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "s sanghavi_1", "name": "S. Sanghavi", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "l bui_2", "name": "Loc [\"X.\"] Bui", "publication_history": null, "h_index": null, "num_papers": null, ...
null
8269817
math/0611473
2006-11-15
Optimal rates for plug-in estimators of density level sets
In the context of density level set estimation, we study the convergence of general plug-in methods under two main assumptions on the density for a given level $\lambda$. More precisely, it is assumed that the density (i) is smooth in a neighborhood of $\lambda$ and (ii) has $\gamma$-exponent at level $\lambda$. Condit...
[ "math.ST", "stat.TH" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
37059461
cs/0611076
2006-11-15
Proportional Fairness in Multi-channel Multi-rate Wireless Networks-Part II: The Case of Time-Varying Channels
This is Part II of a two-part paper series that studies the use of the proportional fairness (PF) utility function as the basis for capacity allocation and scheduling in multi-channel multi-rate wireless networks. The contributions of Part II are twofold. (i) First, we extend the problem formulation, theoretical result...
[ "cs.PF", "cs.IT", "cs.NI", "math.IT" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[]
[ { "author_id": "s liew_1", "name": "Soung [\"Chang\"] Liew", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "y zhang_523", "name": "Ying [\"Jun\",\"Angela\"] Zhang", "publication_history": null, "h_index": null, ...
null
15520748
cond-mat/0611391
2006-11-15
The stochastic flow rule: A multi-scale model for granular plasticity
In spite of many attempts to model dense granular flow, there is still no general theory capable of describing different types of flows, such as gravity-driven drainage in silos and wall-driven shear flows in Couette cells. Here, we summarize our recent proposal of the Stochastic Flow Rule (SFR), which is able to descr...
[ "cond-mat.soft" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "11464132", "num_citations": null }, { "corpus_id": "17971560", "num_citations": null } ]
[ { "author_id": "k kamrin_1", "name": "Ken Kamrin", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "c rycroft_1", "name": "Chris [\"H.\"] Rycroft", "publication_history": null, "h_index": null, "num_papers": nu...
null
26219422
physics/0611158
2006-11-15
Mixture models and exploratory analysis in networks
Networks are widely used in the biological, physical, and social sciences as a concise mathematical representation of the topology of systems of interacting components. Understanding the structure of these networks is one of the outstanding challenges in the study of complex systems. Here we describe a general techniqu...
[ "physics.data-an", "cond-mat.stat-mech", "physics.soc-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
17915451
astro-ph/0611462
2006-11-15
Velocity Spectrum for HI at High Latitudes
In this paper we present the results of the statistical analysis of high-latitude HI turbulence in the Milky Way. We have observed HI in the 21 cm line, obtained with the Arecibo L-Band Feed Array (ALFA) receiver at the Arecibo radio telescope. For recovering of velocity statistics we have used the Velocity Coordinate ...
[ "astro-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
6643117
cs/0611070
2006-11-15
Hierarchical Cooperation Achieves Optimal Capacity Scaling in Ad Hoc Networks
n source and destination pairs randomly located in an area want to communicate with each other. Signals transmitted from one user to another at distance r apart are subject to a power loss of r^{-alpha}, as well as a random phase. We identify the scaling laws of the information theoretic capacity of the network. In the...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
18587748
astro-ph/0611498
2006-11-15
The Lowest Mass White Dwarf
Extremely low mass white dwarfs are very rare objects likely formed in compact binary systems. We present MMT optical spectroscopy of 42 low mass white dwarf candidates serendipitously discovered in a survey for hypervelocity B-type stars. One of these objects, SDSS J0917+46, has Teff= 11,288 \pm 72 K and log g = 5.48 ...
[ "astro-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
13255159
math/0611498
2006-11-16
A note on the representation of positive polynomials with structured sparsity
We consider real polynomials in finitely many variables. Let the variables consist of finitely many blocks that are allowed to overlap in a certain way. Let the solution set of a finite system of polynomial inequalities be given where each inequality involves only variables of one block. We investigate polynomials that...
[ "math.OC", "math.AG" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
118146886
cond-mat/0611433
2006-11-16
Are Domain Walls in Spin Glasses Described by Stochastic Loewner Evolutions?
Domain walls for spin glasses are believed to be scale invariant invariant; a stronger symmetry, conformal invariance, has the potential to hold. The statistics of zero-temperature Ising spin glass domain walls in two dimensions are used to test the hypothesis that these domain walls are described by a Schramm-Loewner ...
[ "cond-mat.dis-nn", "cond-mat.stat-mech" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
6911955
math/0611490
2006-11-16
Complete Solution for the Rainbow Numbers of Matchings
For a given graph $H$ and $n\geq 1$, let $f(n,H)$ denote the maximum number $c$ for which there is a way to color the edges of the complete graph $K_n$ with $c$ colors such that every subgraph $H$ of $K_n$ has at least two edges of the same color. Equivalently, any edge-coloring of $K_n$ with at least $rb(n,H)=f(n,H)+1...
[ "math.CO" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
12049918
math/0611493
2006-11-16
Uncertainty in time--frequency representations on finite Abelian groups and applications
Classical and recent results on uncertainty principles for functions on finite Abelian groups relate the cardinality of the support of a function to the cardinality of the support of its Fourier transforms. We use these results and their proofs to obtain similar results relating the support sizes of functions and their...
[ "math.CA" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "18023519", "num_citations": null } ]
[ { "author_id": "f krahmer_1", "name": "Felix Krahmer", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "g pfander_2", "name": "Goetz [\"E.\"] Pfander", "publication_history": null, "h_index": null, "num_papers"...
null
881828
astro-ph/0611527
2006-11-16
Search for Small Trans-Neptunian Objects by the TAOS Project
The Taiwan-America Occultation Survey (TAOS) aims to determine the number of small icy bodies in the outer reach of the Solar System by means of stellar occultation. An array of 4 robotic small (D=0.5 m), wide-field (f/1.9) telescopes have been installed at Lulin Observatory in Taiwan to simultaneously monitor some tho...
[ "astro-ph" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "w chen_178", "name": "W. [\"P.\"] Chen", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "c alcock_1", "name": "Charles [\"R.\"] Alcock", "publication_history": null, "h_index": null, "num_paper...
null
18239191
hep-ph/0611234
2006-11-17
Radiative corrections to the semileptonic and hadronic Higgs-boson decays H -> W W/Z Z -> 4 fermions
The radiative corrections of the strong and electroweak interactions are calculated for the Higgs-boson decays H -> WW/ZZ -> 4f with semileptonic or hadronic four-fermion final states in next-to-leading order. This calculation is improved by higher-order corrections originating from heavy-Higgs-boson effects and photon...
[ "hep-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
116973463
math/0611537
2006-11-17
Multiscale Analysis for SPDEs with Quadratic Nonlinearities
In this article we derive rigorously amplitude equations for stochastic PDEs with quadratic nonlinearities, under the assumption that the noise acts only on the stable modes and for an appropriate scaling between the distance from bifurcation and the strength of the noise. We show that, due to the presence of two disti...
[ "math.PR", "math.AP" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "2350477", "num_citations": null } ]
[ { "author_id": "d blomker_0", "name": "Dirk Blomker", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "g pavliotis_1", "name": "Grigorios [\"A.\"] Pavliotis", "publication_history": null, "h_index": null, "num_...
null
117998626
astro-ph/0611575
2006-11-17
Closing the loop: Linking Datasets to Publications and Back
With the mainstream adoption of references to datasets in astronomical manuscripts, researchers today are able to provide direct links from their papers to the original data that were used in their study. Following a process similar to the verification of references in manuscripts, publishers have been working with the...
[ "astro-ph" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "a accomazzi_1", "name": "Alberto Accomazzi", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "g eichhorn_2", "name": "Guenther Eichhorn", "publication_history": null, "h_index": null, "num_paper...
null
7827882
astro-ph/0611572
2006-11-17
New Hubble Space Telescope Discoveries of Type Ia Supernovae at z > 1: Narrowing Constraints on the Early Behavior of Dark Energy
We have discovered 21 new Type Ia supernovae (SNe Ia) with the Hubble Space Telescope (HST) and have used them to trace the history of cosmic expansion over the last 10 billion years. These objects, which include 13 spectroscopically confirmed SNe Ia at z > 1, were discovered during 14 epochs of reimaging of the GOODS ...
[ "astro-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
4564020
astro-ph/0611588
2006-11-17
A Spitzer White Dwarf Infrared Survey
We present mid-infrared photometry of 124 white dwarf stars with Spitzer Space Telescope. Objects were observed simultaneously at 4.5 and 8.0um with sensitivities better than 1 mJy. This data can be used to test models of white dwarf atmospheres in a new wavelength regime, as well as to search for planetary companions ...
[ "astro-ph" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[ { "corpus_id": "118959350", "num_citations": null }, { "corpus_id": "7618785", "num_citations": null }, { "corpus_id": "119462589", "num_citations": null }, { "corpus_id": "283978", "num_citations": null }, { "corpus_id": "18736087", "num_citations": null } ...
[ { "author_id": "f mullally_1", "name": "Fergal Mullally", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "m kilic_1", "name": "Mukremin Kilic", "publication_history": null, "h_index": null, "num_papers": null,...
null
2344808
cond-mat/0611474
2006-11-17
Excess Vibrational Modes and the Boson Peak in Model Glasses
The excess low-frequency normal modes for two widely-used models of glasses were studied at zero temperature. The onset frequencies for the anomalous modes for both systems agree well with predictions of a variational argument, which is based on analyzing the vibrational energy originating from the excess contacts per ...
[ "cond-mat.soft" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "n xu_20", "name": "Ning Xu", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "m wyart_1", "name": "Matthieu Wyart", "publication_history": null, "h_index": null, "num_papers": null, "num_cit...
null
565713
math-ph/0611045
2006-11-18
A Note on the Rotationally Symmetric SO(4) Euler Rigid Body
We consider an SO(4) Euler rigid body with two 'inertia momenta' coinciding. We study it from the point of view of bihamiltonian geometry. We show how to algebraically integrate it by means of the method of separation of variables.
[ "math-ph", "math.DG", "math.MP", "nlin.SI" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
5570409
math/0611577
2006-11-19
Power-law estimates for the central limit theorem for convex sets
We investigate the rate of convergence in the central limit theorem for convex sets. We obtain bounds with a power-law dependence on the dimension. These bounds are asymptotically better than the logarithmic estimates which follow from the original proof of the central limit theorem for convex sets.
[ "math.MG", "math.PR" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
6605171
math/0611562
2006-11-19
The Algebraic Degree of Semidefinite Programming
Given a generic semidefinite program, specified by matrices with rational entries, each coordinate of its optimal solution is an algebraic number. We study the degree of the minimal polynomials of these algebraic numbers. Geometrically, this degree counts the critical points attained by a linear functional on a fixed r...
[ "math.OC", "math.AG" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
88524958
math/0611589
2006-11-19
High Dimensional Statistical Inference and Random Matrices
Multivariate statistical analysis is concerned with observations on several variables which are thought to possess some degree of inter-dependence. Driven by problems in genetics and the social sciences, it first flowered in the earlier half of the last century. Subsequently, random matrix theory (RMT) developed, initi...
[ "math.ST", "math.PR", "stat.TH" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
14339011
astro-ph/0611618
2006-11-20
Medium-resolution Isaac Newton Telescope library of empirical spectra - II. The stellar atmospheric parameters
We present a homogeneous set of stellar atmospheric parameters Teff, log g, [Fe/H] for MILES, a new spectral stellar library covering the range 3525 - 7500 angstrom at 2.3 angstrom (FWHM) spectral resolution. The library consists of 985 stars spanning a large range in atmospheric parameters, from super metal-rich, cool...
[ "astro-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
3032458
cs/0611095
2006-11-20
Dense Gaussian Sensor Networks: Minimum Achievable Distortion and the Order Optimality of Separation
We investigate the optimal performance of dense sensor networks by studying the joint source-channel coding problem. The overall goal of the sensor network is to take measurements from an underlying random process, code and transmit those measurement samples to a collector node in a cooperative multiple access channel ...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "5158506", "num_citations": null }, { "corpus_id": "2645475", "num_citations": null } ]
[ { "author_id": "n liu_7", "name": "Nan Liu", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "s ulukus_1", "name": "Sennur Ulukus", "publication_history": null, "h_index": null, "num_papers": null, "num_cit...
null
15551261
hep-ph/0611265
2006-11-20
Semi-inclusive deep inelastic scattering at small transverse momentum
We study the cross section for one-particle inclusive deep inelastic scattering off the nucleon for low transverse momentum of the detected hadron. We decompose the cross section in terms of structure functions and calculate them at tree level in terms of transverse-momentum-dependent parton distribution and fragmentat...
[ "hep-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
444057
quant-ph/0611209
2006-11-20
Exponential separations for one-way quantum communication complexity, with applications to cryptography
We give an exponential separation between one-way quantum and classical communication protocols for a partial Boolean function (a variant of the Boolean Hidden Matching Problem of Bar-Yossef et al.) Earlier such an exponential separation was known only for a relational problem. The communication problem corresponds to ...
[ "quant-ph" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[ { "corpus_id": "1481507", "num_citations": null } ]
[ { "author_id": "d gavinsky_0", "name": "Dmitry Gavinsky", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "j kempe_1", "name": "Julia Kempe", "publication_history": null, "h_index": null, "num_papers": null, ...
null
119477397
quant-ph/0611222
2006-11-21
Lindblad rate equations
In this paper we derive an extra class of non-Markovian master equations where the system state is written as a sum of auxiliary matrixes whose evolution involve Lindblad contributions with local coupling between all of them, resembling the structure of a classical rate equation. The system dynamics may develops strong...
[ "quant-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
119641228
math/0611635
2006-11-21
Poincar\'{e} and transportation inequalities for Gibbs measures under the Dobrushin uniqueness condition
In in this paper we establish an explicit and sharp estimate of the spectral gap (Poincar\'{e} inequality) and the transportation inequality for Gibbs measures, under the Dobrushin uniqueness condition. Moreover, we give a generalization of the Liggett's $M-\epsilon$ theorem for interacting particle systems.
[ "math.PR" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
15968912
cs/0611112
2006-11-21
Channel Coding: The Road to Channel Capacity
Starting from Shannon's celebrated 1948 channel coding theorem, we trace the evolution of channel coding from Hamming codes to capacity-approaching codes. We focus on the contributions that have led to the most significant improvements in performance vs. complexity for practical applications, particularly on the additi...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
15119557
cs/0611101
2006-11-21
Fourier meets M\"{o}bius: fast subset convolution
We present a fast algorithm for the subset convolution problem: given functions f and g defined on the lattice of subsets of an n-element set N, compute their subset convolution f*g, defined for all S\subseteq N by (f * g)(S) = \sum_{T \subseteq S}f(T) g(S\setminus T), where addition and multiplication is carried out i...
[ "cs.DS", "cs.DM", "math.CO" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
13871063
physics/0611201
2006-11-21
Performance of the Cell processor for biomolecular simulations
The new Cell processor represents a turning point for computing intensive applications. Here, I show that for molecular dynamics it is possible to reach an impressive sustained performance in excess of 30 Gflops with a peak of 45 Gflops for the non-bonded force calculations, over one order of magnitude faster than a si...
[ "physics.comp-ph", "physics.bio-ph" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "g fabritiis_1", "name": "Gianni [\"De\"] Fabritiis", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null } ]
null
5429595
astro-ph/0611660
2006-11-21
Morphologies and stellar populations of galaxies in the core of Abell 2218
SUMMARIZED ABSTRACT: We present a study of the stellar populations and morphologies of galaxies in the core of the galaxy cluster Abell 2218. Integral field spectroscopy was obtained using PMAS/PPAK@3.5m CAHA to obtain a complete flux limited sample of cluster members within its field-of-view (~74"X64"). In addition of...
[ "astro-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
2391927
q-bio/0611072
2006-11-22
Ising models for networks of real neurons
Ising models with pairwise interactions are the least structured, or maximum-entropy, probability distributions that exactly reproduce measured pairwise correlations between spins. Here we use this equivalence to construct Ising models that describe the correlated spiking activity of populations of 40 neurons in the re...
[ "q-bio.NC", "cond-mat.dis-nn" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
7221437
cs/0611118
2006-11-22
A Neutrosophic Description Logic
Description Logics (DLs) are appropriate, widely used, logics for managing structured knowledge. They allow reasoning about individuals and concepts, i.e. set of individuals with common properties. Typically, DLs are limited to dealing with crisp, well defined concepts. That is, concepts for which the problem whether a...
[ "cs.AI" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "2035584", "num_citations": null } ]
[ { "author_id": "h wang_52", "name": "Haibin Wang", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "a rogatko_1", "name": "André Rogatko", "publication_history": null, "h_index": null, "num_papers": null, "...
null
2329605
quant-ph/0611234
2006-11-22
Toward a general theory of quantum games
We study properties of quantum strategies, which are complete specifications of a given party's actions in any multiple-round interaction involving the exchange of quantum information with one or more other parties. In particular, we focus on a representation of quantum strategies that generalizes the Choi-Jamio{\l}kow...
[ "quant-ph", "cs.CC", "cs.GT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
1026519
cs/0611116
2006-11-22
Discovering Network Topology in the Presence of Byzantine Faults
We study the problem of Byzantine-robust topology discovery in an arbitrary asynchronous network. We formally state the weak and strong versions of the problem. The weak version requires that either each node discovers the topology of the network or at least one node detects the presence of a faulty node. The strong ve...
[ "cs.DC", "cs.DS", "cs.OS" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
14989291
hep-ph/0611288
2006-11-22
The ArDM project: a Dark Matter Direct Detection Experiment based on Liquid Argon
The Dark Matter part of the universe presumably consists of WIMPs (Weakly Interacting Massive Particles). The ArDM project aims at measuring signals induced by WIMPs in a liquid argon detector. A 1-ton prototype is currently developed with the goal of demonstrating the feasibility of such a direct detection experiment ...
[ "hep-ph" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "l kaufmann_1", "name": "L. Kaufmann", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "a rubbia_1", "name": "André Rubbia", "publication_history": null, "h_index": null, "num_papers": null, ...
null
60308
cs/0611122
2006-11-23
Knowledge Representation Concepts for Automated SLA Management
Outsourcing of complex IT infrastructure to IT service providers has increased substantially during the past years. IT service providers must be able to fulfil their service-quality commitments based upon predefined Service Level Agreements (SLAs) with the service customer. They need to manage, execute and maintain tho...
[ "cs.SE", "cs.AI", "cs.LO", "cs.PL" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "5387930", "num_citations": null } ]
[ { "author_id": "a paschke_1", "name": "Adrian Paschke", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "m bichler_2", "name": "Martin Bichler", "publication_history": null, "h_index": null, "num_papers": null,...
null
1254
cs/0611123
2006-11-23
Functional Bregman Divergence and Bayesian Estimation of Distributions
A class of distortions termed functional Bregman divergences is defined, which includes squared error and relative entropy. A functional Bregman divergence acts on functions or distributions, and generalizes the standard Bregman divergence for vectors and a previous pointwise Bregman divergence that was defined for fun...
[ "cs.IT", "cs.LG", "math.IT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
12505558
math-ph/0611061
2006-11-23
Admissible Transformations and Normalized Classes of Nonlinear Schroedinger Equations
The theory of group classification of differential equations is analyzed, substantially extended and enhanced based on the new notions of conditional equivalence group and normalized class of differential equations. Effective new techniques are proposed. Using these, we exhaustively describe admissible point transforma...
[ "math-ph", "cond-mat.other", "math.AP", "math.MP" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
1580510
physics/0611232
2006-11-23
Steric effects in the dynamics of electrolytes at large applied voltages: II. Modified Poisson-Nernst-Planck equations
In situations involving large potentials or surface charges, the Poisson Boltzman(PB) equation has shortcomings because it neglects ion-ion interactions and steric effects. This has been widely recognized by the electrochemistry community, leading to the development of various alternative models resulting in different ...
[ "physics.chem-ph" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "m kilic_2", "name": "Mustafa [\"Sabri\"] Kilic", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "m bazant_1", "name": "Martin [\"Z.\"] Bazant", "publication_history": null, "h_index": null, "nu...
null
53534044
quant-ph/0611244
2006-11-23
Diluted maximum-likelihood algorithm for quantum tomography
We propose a refined iterative likelihood-maximization algorithm for reconstructing a quantum state from a set of tomographic measurements. The algorithm is characterized by a very high convergence rate and features a simple adaptive procedure that ensures likelihood increase in every iteration and convergence to the m...
[ "quant-ph" ]
null
[ "target.author.publication_history.key_reference", "target.key_reference" ]
null
null
null
13023626
math/0611724
2006-11-23
Uniformly gamma-radonifying families of operators and and the stochastic Weiss conjecture
We introduce the notion of uniform gamma-radonification of a family of operators, which unifies the notions of R-boundedness of a family of operators and gamma-radonification of an individual operator. We study the the properties of uniformly gamma-radonifying families of operators in detail and apply our results to th...
[ "math.FA" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
743148
physics/0611235
2006-11-24
Cooling of a micro-mechanical oscillator using radiation pressure induced dynamical back-action
Cooling of a 58 MHz micro-mechanical resonator from room temperature to 11 K is demonstrated using cavity enhanced radiation pressure. Detuned pumping of an optical resonance allows enhancement of the blue shifted motional sideband (caused by the oscillator's Brownian motion) with respect to the red-shifted sideband le...
[ "physics.optics" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
947596
cs/0611124
2006-11-24
Low-rank matrix factorization with attributes
We develop a new collaborative filtering (CF) method that combines both previously known users' preferences, i.e. standard CF, as well as product/user attributes, i.e. classical function approximation, to predict a given user's interest in a particular product. Our method is a generalized low rank matrix completion pro...
[ "cs.LG", "cs.AI", "cs.IR" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
850865
cs/0611125
2006-11-24
Relay Channels with Confidential Messages
We consider a relay channel where a relay helps the transmission of messages from one sender to one receiver. The relay is considered not only as a sender that helps the message transmission but as a wire-tapper who can obtain some knowledge about the transmitted messages. In this paper we study the coding problem of t...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
14675532
physics/0611233
2006-11-24
Phase retrieval and saddle-point optimization
Iterative algorithms with feedback are amongst the most powerful and versatile optimization methods for phase retrieval. Among these, the hybrid input-output algorithm has demonstrated practical solutions to giga-element nonlinear phase retrieval problems, escaping local minima and producing images at resolutions beyon...
[ "physics.optics", "math.OC" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
2703622
q-bio/0611084
2006-11-25
A Novel Test for Host-Symbiont Codivergence Indicates Ancient Origin of Fungal Endophytes in Grasses
Significant phylogenetic codivergence between plant or animal hosts ($H$) and their symbionts or parasites ($P$) indicate the importance of their interactions on evolutionary time scales. However, valid and realistic methods to test for codivergence are not fully developed. One of the systems where possible codivergenc...
[ "q-bio.PE", "math.ST", "q-bio.QM", "stat.TH" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "c schardl_0", "name": "Christopher [\"L.\"] Schardl", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "k craven_0", "name": "Kelly [\"D\"] Craven", "publication_history": null, "h_index": null, ...
null
198446354
astro-ph/0611779
2006-11-25
The Chemical Distribution in a Subluminous Type Ia Supernova: HST Images of the SN 1885 Remnant
We present HST images of the remnant of SN 1885 seen in absorption against M31's bulge via resonance lines of Ca I, Ca II, Fe I, and Fe II. Viewed in CaII H & K line absorption, the remnant appears as a nearly black circular spot with an outermost angular radius of 0.40" +/- 0.025" implying r = 1.52 pc and a 120 yr ave...
[ "astro-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
36545839
gr-qc/0611135
2006-11-26
Quantum causal histories in the light of quantum information
We use techniques of quantum information theory to analyze the quantum causal histories approach to quantum gravity. We show that while it is consistent to introduce closed timelike curves (CTCs), they cannot generically carry independent degrees of freedom. Moreover, if the effective dynamics of the chronology-respect...
[ "gr-qc", "astro-ph", "hep-th", "quant-ph" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "e livine_1", "name": "Etera [\"R.\"] Livine", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "d terno_1", "name": "Daniel [\"R.\"] Terno", "publication_history": null, "h_index": null, "num_pap...
null
2849652
math/0611841
2006-11-27
Legendrian knots, transverse knots and combinatorial Floer homology
Using the combinatorial approach to knot Floer homology, we define an invariant for Legendrian knots in the three-sphere, which takes values in link Floer homology. This invariant can be used to also construct an invariant of transverse knots.
[ "math.GT", "math.SG" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
4561551
astro-ph/0611826
2006-11-27
New Techniques to Determine Ages of Open Clusters Using White Dwarfs
Currently there are two main techniques for independently determining the ages of stellar populations: main sequence evolution theory (via cluster isochrones) and white dwarf cooling theory. Open clusters provide the ideal environment for the calibration of these two clocks. Because current techniques to derive cluster...
[ "astro-ph" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "e jeffery_1", "name": "Elizabeth Jeffery", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "t hippel_1", "name": "Ted [\"von\"] Hippel", "publication_history": null, "h_index": null, "num_papers...
null
16960584
math/0611886
2006-11-28
Gravitational allocation to Poisson points
For d>=3, we construct a non-randomized, fair and translation-equivariant allocation of Lebesgue measure to the points of a standard Poisson point process in R^d, defined by allocating to each of the Poisson points its basin of attraction with respect to the flow induced by a gravitational force field exerted by the po...
[ "math.PR" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
119142251
math/0611863
2006-11-28
Laguerre Process and Generalised Hartman-Watson Law
In this paper, we study complex Wishart processes or the so-called Laguerre processes. We give some interest to the behaviour of the eigenvalues process, derive some useful SDE and compute both infinitesimal generator and semi-group. We also give absolute-continuity relations between different indices.Then, we compute ...
[ "math.PR" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "n demni_1", "name": "Nizar Demni", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null } ]
null
15638464
astro-ph/0611840
2006-11-28
Chandra Multiwavelength Project X-ray Point Source Catalog
We present the Chandra Multiwavelength Project (ChaMP) X-ray point source catalog with ~6,800 X-ray sources detected in 149 Chandra observations covering \~10 deg^2. The full ChaMP catalog sample is seven times larger than the initial published ChaMP catalog. The exposure time of the fields in our sample ranges from 0....
[ "astro-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
1895753
q-bio/0611089
2006-11-28
Simulation of networks of spiking neurons: A review of tools and strategies
We review different aspects of the simulation of spiking neural networks. We start by reviewing the different types of simulation strategies and algorithms that are currently implemented. We next review the precision of those simulation strategies, in particular in cases where plasticity depends on the exact timing of ...
[ "q-bio.NC" ]
null
[ "target.author.publication_history.key_reference", "target.key_reference" ]
null
null
null
3264979
cs/0611143
2006-11-28
An informational approach to the global optimization of expensive-to-evaluate functions
In many global optimization problems motivated by engineering applications, the number of function evaluations is severely limited by time or cost. To ensure that each evaluation contributes to the localization of good candidates for the role of global minimizer, a sequential choice of evaluation points is usually carr...
[ "math.NA", "cs.NA" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
6120269
cond-mat/0611717
2006-11-28
Non-equilibrium phase transition in negotiation dynamics
We introduce a model of negotiation dynamics whose aim is that of mimicking the mechanisms leading to opinion and convention formation in a population of individuals. The negotiation process, as opposed to ``herding-like'' or ``bounded confidence'' driven processes, is based on a microscopic dynamics where memory and f...
[ "cond-mat.stat-mech", "cs.MA", "physics.soc-ph", "q-bio.PE" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
5029297
astro-ph/0611918
2006-11-29
Mid-IR Galaxy Classification Based on Silicate Obscuration and PAH Equivalent Width
We present a new diagnostic diagram for mid-infrared spectra of infrared galaxies based on the equivalent width of the 6.2 micron PAH emission feature and the strength of the 9.7 micron silicate feature. Based on the position in this diagram we classify galaxies into 9 classes ranging from continuum-dominated AGN hot d...
[ "astro-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
13477870
hep-ph/0611366
2006-11-29
Aspects of radiative K^+_e3 decays
We re-investigate the radiative charged kaon decay K+- --> pi0 e+- nu_e gamma in chiral perturbation theory, merging the chiral expansion with Low's theorem. We thoroughly analyze the precision of the predicted branching ratio relative to the non-radiative decay channel. Structure dependent terms and their impact on di...
[ "hep-ph", "hep-ex" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
18915914
astro-ph/0611907
2006-11-29
The JCMT Spectral Legacy Survey
Stars form in the densest, coldest, most quiescent regions of molecular clouds. Molecules provide the only probes which can reveal the dynamics, physics, chemistry and evolution of these regions, but our understanding of the molecular inventory of sources and how this is related to their physical state and evolution is...
[ "astro-ph" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "r plume_1", "name": "Rene Plume", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "g fuller_1", "name": "Gary [\"A.\"] Fuller", "publication_history": null, "h_index": null, "num_papers": null, ...
null
8615853
astro-ph/0611914
2006-11-29
AGN self-regulation in cooling flow clusters
We use three-dimensional high-resolution adaptive-mesh-refinement simulations to investigate if mechanical feedback from active galactic nucleus jets can halt a massive cooling flow in a galaxy cluster and give rise to a self-regulated accretion cycle. We start with a 3 x 10^9MSun black hole at the centre of a spherica...
[ "astro-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
11948565
astro-ph/0611902
2006-11-29
Spectropolarimetric diagnostics of thermonuclear supernova explosions
Even at extragalactic distances, the shape of supernova ejecta can be effectively diagnosed by spectropolarimetry. We present here results for 17 Type Ia supernovae that allow a statistical study of the correlation among the geometric structures and other observable parameters of Type Ia supernovae. These observations ...
[ "astro-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
15918052
cond-mat/0611743
2006-11-29
Novel type of phase transition in a system of self-driven particles
A simple model with a novel type of dynamics is introduced in order to investigate the emergence of self-ordered motion in systems of particles with biologically motivated interaction. In our model particles are driven with a constant absolute velocity and at each time step assume the average direction of motion of the...
[ "cond-mat.stat-mech" ]
null
[ "target.author.publication_history.key_reference", "target.key_reference" ]
null
null
null
6175181
cs/0612007
2006-11-30
High SNR Analysis for MIMO Broadcast Channels: Dirty Paper Coding vs. Linear Precoding
We study the MIMO broadcast channel and compare the achievable throughput for the optimal strategy of dirty paper coding to that achieved with sub-optimal and lower complexity linear precoding (e.g., zero-forcing and block diagonalization) transmission. Both strategies utilize all available spatial dimensions and there...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
5401016
astro-ph/0612003
2006-11-30
The X-ray Properties of Early-Type Galaxies in the Extended Chandra Deep Field-South
We investigate the evolution over the last 6.3 Gyr of cosmic time (i.e., since z ~ 0.7) of the average X-ray properties of early-type galaxies within the Extended Chandra Deep Field-South (E-CDF-S). Our early-type galaxy sample includes 539 objects with red-sequence colors and Sersic indices larger than n = 2.5, which ...
[ "astro-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
15480761
astro-ph/0611935
2006-11-30
Morphology-dependent trends of galaxy age with environment in Abell 901/902 seen with COMBO-17
We investigate correlations between galaxy age and environment in the Abell 901/2 supercluster for separate morphologies. Using COMBO-17 data, we define a sample of 530 galaxies, complete at $M_V -5\log h<-18$ on an area of $3.5\times 3.5$ (Mpc/$h$)$^2$. We explore several age indicators including an extinction-correct...
[ "astro-ph" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "c wolf_3", "name": "Christian Wolf", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "m gray_2", "name": "Meghan [\"E.\"] Gray", "publication_history": null, "h_index": null, "num_papers": null,...
null
85699
math/0611957
2006-11-30
Sparsity and Incoherence in Compressive Sampling
We consider the problem of reconstructing a sparse signal $x^0\in\R^n$ from a limited number of linear measurements. Given $m$ randomly selected samples of $U x^0$, where $U$ is an orthonormal matrix, we show that $\ell_1$ minimization recovers $x^0$ exactly when the number of measurements exceeds \[ m\geq \mathrm{Cons...
[ "math.ST", "math.PR", "stat.TH" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[ { "corpus_id": "6798024", "num_citations": null }, { "corpus_id": "1431305", "num_citations": null } ]
[ { "author_id": "e candès_1", "name": "Emmanuel [\"J.\"] Candès", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "j romberg_1", "name": "Justin [\"K.\"] Romberg", "publication_history": null, "h_index": null, "...
null
1793559
cs/0612003
2006-12-01
Predicate Abstraction via Symbolic Decision Procedures
We present a new approach for performing predicate abstraction based on symbolic decision procedures. Intuitively, a symbolic decision procedure for a theory takes a set of predicates in the theory and symbolically executes a decision procedure on all the subsets over the set of predicates. The result of the symbolic d...
[ "cs.LO", "cs.PL", "cs.SC" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "s lahiri_1", "name": "Shuvendu [\"K.\"] Lahiri", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "t ball_1", "name": "Thomas Ball", "publication_history": null, "h_index": null, "num_papers": nu...
null