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 ⌀ |
|---|---|---|---|---|---|---|---|---|---|---|
14248423 | nlin/0109029 | 2001-09-25 | Nodal domains statistics - a criterion for quantum chaos | We consider the distribution of the (properly normalized) numbers of nodal domains of wave functions in 2-$d$ quantum billiards. We show that these distributions distinguish clearly between systems with integrable (separable) or chaotic underlying classical dynamics, and for each case the limiting distribution is unive... | [
"nlin.CD"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
15731352 | astro-ph/0109453 | 2001-09-25 | Measuring the Redshift Evolution of Clustering: the Hubble Deep Field South | We present an analysis of the evolution of galaxy clustering in the redshift interval 0<z<4.5 in the HDF-S. The HST optical data are combined with infrared ISAAC/VLT observations, and photometric redshifts are used for all the galaxies brighter than I_AB<27.5. The clustering signal is obtained in different redshift bin... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
10788142 | astro-ph/0109431 | 2001-09-25 | Gas Inflow in Barred Galaxies - Effects of Secondary Bars | We report here results of high-resolution hydrodynamical simulations of gas flows in barred galaxies, with a focus on gas dynamics in the central kiloparsec. In a single bar with an Inner Lindblad Resonance, we find either near-circular motion of gas in the nuclear ring, or a spiral shock extending towards the galaxy c... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14943531 | cond-mat/0109461 | 2001-09-25 | Targeted free energy perturbation | A generalization of the free energy perturbation identity is derived, and a computational strategy based on this result is presented. A simple example illustrates the efficiency gains that can be achieved with this method. | [
"cond-mat.stat-mech",
"cond-mat.soft",
"hep-th",
"physics.comp-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
15611465 | hep-ph/0109231 | 2001-09-25 | QCD Matrix Elements + Parton Showers | We propose a method for combining QCD matrix elements and parton showers in Monte Carlo simulations of hadronic final states in $e^+e^-$ annihilation. The matrix element and parton shower domains are separated at some value $y_{ini}$ of the jet resolution, defined according to the $k_T$-clustering algorithm. The matrix... | [
"hep-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16960019 | astro-ph/0109491 | 2001-09-26 | No planet for HD 166435 | The G0V star HD166435 has been observed by the fiber-fed spectrograph ELODIE as one of the targets in the large extra-solar planet survey that we are conducting at the Observatory of Haute-Provence. We detected coherent, low-amplitude, radial-velocity variations with a period of 3.7987days, suggesting a possible close-... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
18535996 | astro-ph/0109495 | 2001-09-26 | Variability of Active Galactic Nuclei | Continuum and emission-line variability of active galactic nuclei provides a powerful probe of microarcsecond scale structures in the central regions of these sources. In this contribution, we review basic concepts and methodologies used in analyzing AGN variability. We develop from first principles the basics of rever... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
8270885 | cond-mat/0109492 | 2001-09-26 | Correlation energy and spin polarization in the 2D electron gas | The ground state energy of the two--dimensional uniform electron gas has been calculated with fixed--node diffusion Monte Carlo, including backflow correlations, for a wide range of electron densities as a function of spin polarization. We give a simple analytic representation of the correlation energy which fits the d... | [
"cond-mat.str-el"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
17024997 | math-ph/0109033 | 2001-09-28 | Square-integrability modulo a subgroup | A new proof of Imprimitivity theorem for transitive systems of covariance is given and a definition of square-integrable representation modulo a subgroup is proposed. This clarifies the relation between coherent states, wavelet transforms and covariant localisation observables. | [
"math-ph",
"math.FA",
"math.MP"
] | null | [
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] | [] | [
{
"author_id": "g cassinelli_1",
"name": "Gianni Cassinelli",
"publication_history": null,
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},
{
"author_id": "e vito_1",
"name": "Ernesto [\"de\"] Vito",
"publication_history": null,
"h_index": null,
"num_pape... | null |
1891204 | cond-mat/0110005 | 2001-09-29 | Fractionalization in an Easy-axis Kagome Antiferromagnet | We study an antiferromagnetic spin-1/2 model with up to third nearest-neighbor couplings on the Kagome lattice in the easy-axis limit, and show that its low-energy dynamics are governed by a four site XY ring exchange Hamiltonian. Simple ``vortex pairing'' arguments suggest that the model sustains a novel fractionalize... | [
"cond-mat.str-el",
"cond-mat.mes-hall"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
2129673 | quant-ph/0110006 | 2001-10-01 | Quantum Certificate Verification: Single versus Multiple Quantum Certificates | The class MA consists of languages that can be efficiently verified by classical probabilistic verifiers using a single classical certificate, and the class QMA consists of languages that can be efficiently verified by quantum verifiers using a single quantum certificate. Suppose that a verifier receives not only one b... | [
"quant-ph",
"cs.CC"
] | null | [
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{
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{
"author_id": "h kobayashi_4",
"name": "Hirotada Kobayashi",
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{
"author_id": "k matsumoto_1",
"name": "Keiji Matsumoto",
"publication_history": null,
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"num_paper... | null |
119052609 | cond-mat/0110055 | 2001-10-02 | Emergent Z_2 gauge symmetry and spin-charge separation in one dimensional physics | We demonstrate that in the scaling limit the phenomenon of spin-charge separation as encountered in Luttinger liquids defined on the lattice can be associated with the emergence of local Ising symmetry. This Z_2 gauge field is of geometrical nature (sublattice parity) and the Luttinger liquid corresponds with the criti... | [
"cond-mat.str-el"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "h kruis_1",
"name": "H. [\"V.\"] Kruis",
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{
"author_id": "z nussinov_1",
"name": "Zohar Nussinov",
"publication_history": null,
"h_index": null,
"num_papers": nul... | null |
250862827 | gr-qc/0110019 | 2001-10-02 | Progress on stochastic background search codes for LIGO | One of the types of signals for which the LIGO interferometric gravitational wave detectors will search is a stochastic background of gravitational radiation. We review the technique of searching for a background using the optimally-filtered cross-correlation statistic, and describe the state of plans to perform such c... | [
"gr-qc"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "j whelan_1",
"name": "John [\"T.\"] Whelan",
"publication_history": null,
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},
{
"author_id": "w anderson_1",
"name": "W. [\"G.\"] Anderson",
"publication_history": null,
"h_index": null,
"num_pa... | null |
119344893 | hep-th/0110028 | 2001-10-02 | A Geometric Unification of Dualities | We study the dynamics of a large class of N=1 quiver theories, geometrically realized by type IIB D-brane probes wrapping cycles of local Calabi-Yau threefolds. These include N=2 (affine) A-D-E quiver theories deformed by superpotential terms, as well as chiral N=1 quiver theories obtained in the presence of vanishing ... | [
"hep-th"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
4080095 | math/0110035 | 2001-10-03 | The mass of asymptotically hyperbolic Riemannian manifolds | We present a set of global invariants, called "mass integrals", which can be defined for a large class of asymptotically hyperbolic Riemannian manifolds. When the "boundary at infinity" has spherical topology one single invariant is obtained, called the mass; we show positivity thereof. We apply the definition to confo... | [
"math.DG",
"math-ph",
"math.MP"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
18204895 | math/0110053 | 2001-10-04 | Regularizing a singular special Lagrangian variety | Suppose $M_{1}$ and $M_{2}$ are two special Lagrangian submanifolds of $\Rtn$ with boundary that intersect transversally at one point $p$. The set $M_{1} \cup M_{2}$ is a singular special Lagrangian variety with an isolated singularity at the point of intersection. Suppose further that the tangent planes at the interse... | [
"math.DG",
"math.AP"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "a butscher_1",
"name": "Adrian Butscher",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
}
] | null |
117013121 | math/0110052 | 2001-10-04 | Deformations of minimal Lagrangian submanifolds with boundary | Let $L$ be a special Lagrangian submanifold of a compact, Calabi-Yau manifold $M$ with boundary lying on the symplectic, codimension 2 submanifold $W$. It is shown how deformations of $L$ which keep the boundary of $L$ confined to $W$ can be described by an elliptic boundary value problem, and two results about minimal... | [
"math.DG",
"math.AP"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [] | [
{
"author_id": "a butscher_1",
"name": "Adrian Butscher",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
}
] | null |
15171782 | math/0110070 | 2001-10-05 | Frobenius splitting and ordinarity | We examine the relationship between the notion of Frobenius splitting and ordinarity for varieties. We show the following: a) The de Rham-Witt cohomology groups $H^i(X, W({\mathcal O}_X))$ of a smooth projective Frobenius split variety are finitely generated over $W(k)$. b) we provide counterexamples to a question of V... | [
"math.AG",
"math.NT"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
3261026 | cs/0110021 | 2001-10-08 | Alife Model of Evolutionary Emergence of Purposeful Adaptive Behavior | The process of evolutionary emergence of purposeful adaptive behavior is investigated by means of computer simulations. The model proposed implies that there is an evolving population of simple agents, which have two natural needs: energy and reproduction. Any need is characterized quantitatively by a corresponding mot... | [
"cs.NE"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "m burtsev_1",
"name": "Mikhail [\"S.\"] Burtsev",
"publication_history": null,
"h_index": null,
"num_papers": null,
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},
{
"author_id": "v red'ko_0",
"name": "Vladimir [\"G.\"] Red'ko",
"publication_history": null,
"h_index": null,
... | null |
14265078 | cond-mat/0110151 | 2001-10-08 | Glassiness through the emergence of effective dynamical constraints in interacting systems | I describe a class of spin models with short--range plaquette interactions whose static equilibrium properties are trivial but which display glassy dynamics at low temperatures. These models have a dual description in terms of free defects subject to effective kinetic constraints, and are thus an explicit realization o... | [
"cond-mat.stat-mech",
"cond-mat.dis-nn"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [] | [
{
"author_id": "j garrahan_1",
"name": "Juan [\"P.\"] Garrahan",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
}
] | null |
15082517 | astro-ph/0110204 | 2001-10-09 | Quasi-Periodic Oscillation in Seyfert galaxies: Significance levels. The Case of Mrk 766 | We discuss methods to compute significance levels for the existence of quasi-periodic oscillations (QPOs) in Active Galactic Nuclei (AGN) which take the red-noise character of the X-ray lightcurves of these objects into account. Applying epoch folding and periodogram analysis to the XMM-Newton observation of the Seyfer... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
7461071 | astro-ph/0110213 | 2001-10-09 | Infrared to millimetre photometry of ultra-luminous IR galaxies: new evidence favouring a 3-stage dust model | Infrared to millimetre spectral energy distributions have been obtained for 41 bright ultra-luminous infrared galaxies. The observations were carried out with ISOPHOT between 10 and 200 micron and supplemented for 16 sources with SCUBA at 450 and 850 micron and with SEST at 1.3 mm. In addition, seven sources were obser... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
167322 | cond-mat/0110210 | 2001-10-10 | Identifying Proteins of High Designability via Surface-Exposure Patterns | Using an off-lattice model, we fully enumerate folded conformations of polypeptide chains of up to N = 19 monomers. Structures are found to differ markedly in designability, defined as the number of sequences with that structure as a unique lowest-energy conformation. We find that designability is closely correlated wi... | [
"cond-mat.soft",
"q-bio"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "e emberly_1",
"name": "Eldon Emberly",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "j miller_21",
"name": "Jonathan Miller",
"publication_history": null,
"h_index": null,
"num_papers": null,... | null |
17531271 | astro-ph/0110259 | 2001-10-10 | Detecting Clusters of Galaxies in the Sloan Digital Sky Survey I : Monte Carlo Comparison of Cluster Detection Algorithms | We present a comparison of three cluster finding algorithms from imaging data using Monte Carlo simulations of clusters embedded in a 25 deg^2 region of Sloan Digital Sky Survey (SDSS) imaging data: the Matched Filter (MF; Postman et al. 1996), the Adaptive Matched Filter (AMF; Kepner et al. 1999) and a color-magnitude... | [
"astro-ph"
] | null | [
"target.author.publication_history"
] | [
{
"corpus_id": "54198206",
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},
{
"corpus_id": "18989221",
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},
{
"corpus_id": "119395369",
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}
] | [
{
"author_id": "r kim_6",
"name": "Rita Kim",
"publication_history": null,
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},
{
"author_id": "j kepner_1",
"name": "Jeremy Kepner",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_ci... | null |
9816830 | astro-ph/0110246 | 2001-10-10 | Galaxy Clusters in Hubble Volume Simulations: Cosmological Constraints from Sky Survey Populations | We use giga-particle N-body simulations to study galaxy cluster populations in Hubble Volumes of LCDM (Omega_m=0.3, Omega_Lambda=0.7) and tCDM (Omega_m=1) world models. Mapping past light-cones of locations in the computational space, we create mock sky surveys of dark matter structure to z~1.4 over 10,000 sq deg and t... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
55429586 | astro-ph/0110266 | 2001-10-11 | Analysis of thermally-induced effects in Planck Low Frequency Instrument | The Planck mission will provide full-sky maps of the Cosmic Microwave Background with unprecedented angular resolution (~ 10') and sensitivity (DT / T = 10^-6). This requires cryogenically cooled, high sensitivity detectors as well as an extremely accurate control of systematic errors, which must be kept at micro-K lev... | [
"astro-ph"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "a mennella_1",
"name": "Aniello Mennella",
"publication_history": null,
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},
{
"author_id": "m bersanelli_1",
"name": "Marco Bersanelli",
"publication_history": null,
"h_index": null,
"num_papers... | null |
8730442 | cond-mat/0110244 | 2001-10-11 | Microcanonical solution of lattice models with long range interactions | We present a general method to obtain the microcanonical solution of lattice models with long range interactions. As an example, we apply it to the long range Ising chain, focusing on the role of boundary conditions. | [
"cond-mat.stat-mech"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
119097333 | astro-ph/0110308 | 2001-10-12 | An Overview of the Performance and Scientific Results from the Chandra X-Ray Observatory (CXO) | The Chandra X-Ray Observatory (CXO), the x-ray component of NASA's Great Observatories, was launched on 1999, July 23 by the Space Shuttle Columbia. After satellite systems activation, the first x-rays focussed by the telescope were observed on 1999, August 12. Beginning with the initial observation it was clear that t... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
31116345 | nucl-ex/0110009 | 2001-10-12 | Measurement of inclusive antiprotons from Au+Au collisions at 130 GeV | We report the first measurement of inclusive antiproton production at mid-rapidity in Au+Au collisions at 130 GeV by the STAR experiment at RHIC. The antiproton transverse mass distributions in the measured transverse momentum range of 0.25 < pT < 0.95 GeV/c are found to fall less steeply for more central collisions. T... | [
"nucl-ex"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "c adler_1",
"name": "Clemens Adler",
"publication_history": null,
"h_index": null,
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},
{
"author_id": "z ahammed_1",
"name": "Zubayer Ahammed",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
16796845 | hep-lat/0110058 | 2001-10-12 | Dual Superconductivity and Chiral Symmetry in Full QCD | A disorder parameter detecting dual superconductivity of the vacuum is measured across the chiral phase transition in full QCD with two flavours of dynamical staggered fermions. The observed behaviour is similar to the quenched case. | [
"hep-lat"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "j carmona_2",
"name": "José [\"Manuel\"] Carmona",
"publication_history": null,
"h_index": null,
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},
{
"author_id": "m d’elia_1",
"name": "Massimo D’Elia",
"publication_history": null,
"h_index": null,
"num_pape... | null |
12272063 | math/0110142 | 2001-10-13 | Quantum Riemann - Roch, Lefschetz and Serre | Given a holomorphic vector bundle $E:EX X$ over a compact K\"ahler manifold, one introduces twisted GW-invariants of $X$ replacing virtual fundamental cycles of moduli spaces of stable maps $f: \Sigma \to X$ by their cap-product with a chosen multiplicative characteristic class of $H^0(\Sigma, f^* E) - H^1(\Sigma, f^*E... | [
"math.AG"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
793080 | cond-mat/0110276 | 2001-10-13 | Effective Temperatures of a Driven System Near Jamming | Fluctuations in a model of a sheared, zero-temperature foam are studied numerically. Five different quantities that reduce to the true temperature in an equilibrium thermal system are calculated. All five have the same shear-rate dependence, and three have the same value. Near the onset of jamming, the relaxation time ... | [
"cond-mat.soft"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [] | [
{
"author_id": "i ono_2",
"name": "Ian [\"K\"] Ono",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "c o’hern_1",
"name": "Corey [\"S.\"] O’Hern",
"publication_history": null,
"h_index": null,
"num_papers": nu... | null |
10924700 | math/0110159 | 2001-10-15 | Asymptotic analysis of two reduction methods for systems of chemical reactions | This article concerns two methods for reducing large systems of chemical kinetics equations, namely, the method of intrinsic low-dimensional manifolds (ILDMs) due to Maas and Pope and an iterative method due to Fraser and further developed by Roussel and Fraser. Both methods exploit the separation of fast and slow reac... | [
"math.DS"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14714275 | hep-lat/0110101 | 2001-10-15 | Spectrum of k-string tensions in SU(N) gauge theories | We compute, for the four-dimensional SU(4) and SU(6) gauge theories formulated on a lattice, the string tensions sigma_k related to sources with Z_N charge k, using Monte Carlo simulations. Our results are compatible with sigma_k \propto sin (k pi/N), and show sizeable deviations from Casimir scaling. | [
"hep-lat"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "l debbio_1",
"name": "Luigi [\"Del\"] Debbio",
"publication_history": null,
"h_index": null,
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"num_citations": null
},
{
"author_id": "h panagopoulos_1",
"name": "Haralambos Panagopoulos",
"publication_history": null,
"h_index": null,
... | null |
18423629 | astro-ph/0110350 | 2001-10-16 | The UCSD HIRES/KeckI Damped Lya Abundance Database: I. The Data | We present new chemical abundance measurements of 16 damped Lya systems at z>1.5 and update our previous abundance analyses. The entire database presented here was derived from HIRES observations on the Keck I telescope, reduced with the same software package, and analysed with identical techniques. Altogether, we pres... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
954863 | astro-ph/0110368 | 2001-10-16 | Spiral arms, bar shape and bulge microlensing in the Milky Way | A new model for the luminosity distribution in the inner Milky Way is found, using a non-parametric penalized maximum-likelihood algorithm to deproject a dereddened COBE/DIRBE L-band map of the inner Galaxy. The model is also constrained by the apparent magnitude (line-of-sight) distributions of clump giant stars in ce... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
2618949 | cond-mat/0110338 | 2001-10-17 | Curvature of Co-Links Uncovers Hidden Thematic Layers in the World Wide Web | Beyond the information stored in pages of the World Wide Web, novel types of ``meta-information'' are created when they connect to each other. This information is a collective effect of independent users writing and linking pages, hidden from the casual user. Accessing it and understanding the inter-relation of connect... | [
"cond-mat.dis-nn",
"cond-mat.stat-mech"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
11270934 | math/0110195 | 2001-10-18 | Thermal convection in a cylindrical annulus heated laterally | In this paper we study thermoconvective instabilities appearing in a fluid within a cylindrical annulus heated laterally. As soon as a horizontal temperature gradient is applied a convective state appears. As the temperature gradient reaches a critical value a stationary or oscillatory bifurcation may take place. The p... | [
"math.AP",
"math-ph",
"math.MP"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "s hoyas_1",
"name": "Sergio Hoyas",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "h herrero_0",
"name": "Henar Herrero",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
56410337 | astro-ph/0110416 | 2001-10-18 | HIPASS High-Velocity Clouds: Properties of the Compact and Extended Populations | A catalog of Southern anomalous-velocity HI clouds at Decl. < +2 deg is presented, based on data from the HI Parkes All-Sky Survey (HIPASS). The improved sensitivity (5sigma: T_B = 0.04 K) and resolution (15.5') of the HIPASS data results in a substantial increase in the number of individual clouds (1956, as well as 41... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
107310 | astro-ph/0110440 | 2001-10-18 | On the Relationship Between Radio Emission and Black Hole Mass in Galactic Nuclei | We use a comprehensive database of black hole masses and nuclear luminosities to investigate the relationship between radio emission and black hole mass. Our sample covers a wide range of nuclear activity, from nearby inactive nuclei to classical Seyfert 1 nuclei and luminous quasars. Contrary to some previous studies,... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
879315 | math/0110203 | 2001-10-18 | Kolmogorov Random Graphs and the Incompressibility Method | We investigate topological, combinatorial, statistical, and enumeration properties of finite graphs with high Kolmogorov complexity (almost all graphs) using the novel incompressibility method. Example results are: (i) the mean and variance of the number of (possibly overlapping) ordered labeled subgraphs of a labeled ... | [
"math.CO"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
36437785 | gr-qc/0110085 | 2001-10-19 | Close limit evolution of Kerr-Schild type initial data for binary black holes | We evolve the binary black hole initial data family proposed by Bishop {\em et al.} in the limit in which the black holes are close to each other. We present an exact solution of the linearized initial value problem based on their proposal and make use of a recently introduced generalized formalism for studying perturb... | [
"gr-qc"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "o sarbach_1",
"name": "O [\"livier\"] Sarbach",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "m tiglio_1",
"name": "Manuel Tiglio",
"publication_history": null,
"h_index": null,
"num_papers":... | null |
119353091 | cond-mat/0110411 | 2001-10-19 | A Survey of Numerical Solutions to the Coagulation Equation | We present the results of a systematic survey of numerical solutions to the coagulation equation for a rate coefficient of the form A_ij \propto (i^mu j^nu + i^nu j^mu) and monodisperse initial conditions. The results confirm that there are three classes of rate coefficients with qualitatively different solutions. For ... | [
"cond-mat.stat-mech",
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
119656156 | cond-mat/0110422 | 2001-10-19 | A mathematical theorem as the basis for the second law: Thomson's formulation applied to equilibrium | There are several formulations of the second law, and they may, in principle, have different domains of validity. Here a simple mathematical theorem is proven which serves as the most general basis for the second law, namely the Thomson formulation (`cyclic changes cost energy'), applied to equilibrium. This formulatio... | [
"cond-mat.stat-mech",
"math-ph",
"math.MP",
"physics.chem-ph",
"quant-ph"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "a allahverdyan_1",
"name": "Armen [\"E.\"] Allahverdyan",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "t nieuwenhuizen_1",
"name": "Th. [\"M.\"] Nieuwenhuizen",
"publication_history": null,
"h_i... | null |
17791258 | math-ph/0110024 | 2001-10-20 | Exponential Convergence to Non-Equilibrium Stationary States in Classical Statistical Mechanics | We continue the study of a model for heat conduction consisting of a chain of non-linear oscillators coupled to two Hamiltonian heat reservoirs at different temperatures. We establish existence of a Liapunov function for the chain dynamics and use it to show exponentially fast convergence of the dynamics to a unique st... | [
"math-ph",
"math.MP",
"math.PR"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [
{
"corpus_id": "7615778",
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},
{
"corpus_id": "15655631",
"num_citations": null
},
{
"corpus_id": "2539694",
"num_citations": null
}
] | [
{
"author_id": "l rey-bellet_1",
"name": "Luc Rey-Bellet",
"publication_history": null,
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},
{
"author_id": "l thomas_1",
"name": "Lawrence [\"E.\"] Thomas",
"publication_history": null,
"h_index": null,
"num_pa... | null |
17511778 | cond-mat/0110439 | 2001-10-21 | Doping dependence of the electronic Raman spectra in cuprates | We report electronic Raman scattering measurements on Bi$_2$Sr$_2$(Y$_{1-x}$Ca$_x$)Cu$_2$O$_{8+\delta}$ single crystals at different doping levels. The dependence of the spectra on doping and on incoming photon energy is analyzed for different polarization geometries, in the superconducting and in the normal state. We ... | [
"cond-mat.supr-con",
"cond-mat.str-el"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "f venturini_2",
"name": "Francesca Venturini",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "m opel_1",
"name": "Matthias Opel",
"publication_history": null,
"h_index": null,
"num_papers": nu... | null |
13977651 | hep-th/0110196 | 2001-10-21 | Gauge Fields and Space-Time | In this article I attempt to collect some ideas,opinions and formulae which may be useful in solving the problem of gauge/ string / space-time correspondence This includes the validity of D-brane representation, counting of gauge-invariant words, relations between the null states and the Yang-Mills equations and the di... | [
"hep-th"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
13907721 | astro-ph/0110495 | 2001-10-22 | A Photometric Catalogue of Southern Emission-Line Stars | We present a catalogue of previously unpublished optical and infrared photometry for a sample of 162 emission-line objects and shell stars visible from the southern hemisphere. The data were obtained between 1978 and 1997 in the Walraven (WULBV), Johnson/Cousins (UBV(RI)_c) and ESO and SAAO near-infrared (JHKLM) photom... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
4643442 | cond-mat/0110452 | 2001-10-22 | Growing Scale-Free Networks with Tunable Clustering | We extend the standard scale-free network model to include a ``triad formation step''. We analyze the geometric properties of networks generated by this algorithm both analytically and by numerical calculations, and find that our model possesses the same characteristics as the standard scale-free networks like the powe... | [
"cond-mat.dis-nn"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
6106697 | hep-th/0110205 | 2001-10-22 | Measurability of Wilson loop operators | We show that the nondemolition measurement of a spacelike Wilson loop operator W(C) is impossible in a relativistic non-Abelian gauge theory. In particular, if two spacelike-separated magnetic flux tubes both link with the loop C, then a nondemolition measurement of W(C) would cause electric charge to be transferred fr... | [
"hep-th",
"gr-qc",
"hep-lat",
"quant-ph"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "d beckman_1",
"name": "David Beckman",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "d gottesman_1",
"name": "Daniel Gottesman",
"publication_history": null,
"h_index": null,
"num_papers": nu... | null |
14217110 | astro-ph/0110468 | 2001-10-22 | A Textbook Example of a Bow Shock in the Merging Galaxy Cluster 1E0657-56 | The Chandra image of the merging, hot galaxy cluster 1E0657-56 reveals a bow shock propagating in front of a bullet-like gas cloud just exiting the disrupted cluster core. This is the first clear example of a shock front in a cluster. From the jumps in the gas density and temperature at the shock, the Mach number of th... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
22909088 | cond-mat/0110516 | 2001-10-24 | Robustness of the van Hove scenario for high-Tc superconductors | The pinning of the Fermi level to the van Hove singularity and the formation of flat bands in the two-dimensional t-t' Hubbard model is investigated by the renormalization group technique. The "van-Hove" scenario of non-Fermi-liquid behavior for high-Tc compounds can take place in a broad enough range of the hole conce... | [
"cond-mat"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "v irkhin_1",
"name": "Valentin [\"Yu.\"] Irkhin",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "a katanin_1",
"name": "A. [\"A.\"] Katanin",
"publication_history": null,
"h_index": null,
"num... | null |
6341263 | quant-ph/0110141 | 2001-10-24 | Computational capacity of the universe | Merely by existing, all physical systems register information. And by evolving dynamically in time, they transform and process that information. The laws of physics determine the amount of information that a physical system can register (number of bits) and the number of elementary logic operations that a system can pe... | [
"quant-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
121864268 | hep-ex/0110057 | 2001-10-24 | Search for R-parity Violating Decays of Supersymmetric Particles in e+e- Collisions at LEP | A search, in e^+e^- collisions, for chargino, neutralino, scalar lepton and scalar quark pair-production is performed, without assuming R-parity conservation in decays, in the case that only one of the coupling constants lambda_ijk or lambda''_ijk is non-negligible. No signal is found in data up to a centre-of-mass ene... | [
"hep-ex"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "p achard_1",
"name": "Pablo Achard",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "o adriani_1",
"name": "Oscar Adriani",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
79562 | cs/0110049 | 2001-10-24 | A Symmetric Strategy in Graph Avoidance Games | In the graph avoidance game two players alternatingly color edges of a graph G in red and in blue respectively. The player who first creates a monochromatic subgraph isomorphic to a forbidden graph F loses. A symmetric strategy of the second player ensures that, independently of the first player's strategy, the blue an... | [
"cs.DM",
"cs.CC"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [] | [
{
"author_id": "f harary_1",
"name": "Frank Harary",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "w slany_1",
"name": "Wolfgang Slany",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
36673677 | quant-ph/0110143 | 2001-10-24 | Topological quantum memory | We analyze surface codes, the topological quantum error-correcting codes introduced by Kitaev. In these codes, qubits are arranged in a two-dimensional array on a surface of nontrivial topology, and encoded quantum operations are associated with nontrivial homology cycles of the surface. We formulate protocols for erro... | [
"quant-ph",
"cond-mat.stat-mech",
"hep-lat",
"hep-th"
] | null | [
"target.author.publication_history.key_reference",
"target.key_reference"
] | null | null | null |
14632057 | nlin/0110046 | 2001-10-25 | Chaos in Black holes Surrounded by Electromagnetic Fields | In this paper we prove the occurence of chaos for charged particles moving around a Schwarzshild black hole, perturbed by uniform electric and magnetic fields. The appearance of chaos is studied resorting to the Poincare'-Melnikov method. | [
"nlin.CD",
"gr-qc"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [] | [
{
"author_id": "m santoprete_1",
"name": "Manuele Santoprete",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "g cicogna_1",
"name": "Giampaolo Cicogna",
"publication_history": null,
"h_index": null,
"num_pape... | null |
119534360 | hep-th/0110236 | 2001-10-25 | Some Simpler Analogues of the Dual Standard Model and their Relation to Bais' Generalisation of the Montenon-Olive Conjecture | We show that the correspondence between SU(5) monopoles and the elementary particles, which underlies the construction of a dual standard model, has some simpler analogues associated with the strong, weak and hypercharge interactions. We then discuss how these analogues relate to Bais' generalization of the Montenon-Ol... | [
"hep-th",
"hep-ph"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "n lepora_1",
"name": "Nathan [\"F.\"] Lepora",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
}
] | null |
3091 | cs/0110053 | 2001-10-26 | Machine Learning in Automated Text Categorization | The automated categorization (or classification) of texts into predefined categories has witnessed a booming interest in the last ten years, due to the increased availability of documents in digital form and the ensuing need to organize them. In the research community the dominant approach to this problem is based on m... | [
"cs.IR",
"cs.LG"
] | null | [
"target.author.publication_history.key_reference",
"target.key_reference"
] | null | null | null |
18473311 | math/0110298 | 2001-10-26 | Reconstruction of less regular conductivities in the plane | We study the inverse conductivity problem of how to reconstruct an isotropic electrical conductivity distribution $\gamma$ in an object from static electrical measurements on the boundary of the object. We give an exact reconstruction algorithm for the conductivity $\gamma\in C^{1+\epsilon}(\ol \Om)$ in the plane domai... | [
"math.FA",
"math.AP"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14956114 | astro-ph/0110567 | 2001-10-26 | Thermal Conduction in Clusters of Galaxies | We estimate the thermal conductivity of a weakly collisional magnetized plasma with chaotic magnetic field fluctuations. When the fluctuation spectrum extends over two or more decades in wave-vector, we find that thermal conduction is very efficient; the conduction coefficient is only a factor ~5 below the classical Sp... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
15303543 | hep-th/0110242 | 2001-10-26 | A new maximally supersymmetric background of IIB superstring theory | We present a maximally supersymmetric IIB string background. The geometry is that of a conformally flat lorentzian symmetric space G/K with solvable G, with a homogeneous five-form flux. We give the explicit supergravity solution, compute the isometries, the 32 Killing spinors, and the symmetry superalgebra, and then d... | [
"hep-th",
"math.DG"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16171955 | astro-ph/0110577 | 2001-10-26 | A search for starlight reflected from upsilon And's innermost planet | In data from three clear nights of a WHT/UES run in 2000 Oct/Nov, and using improved Doppler tomographic signal-analysis techniques, we have carried out a deep search for starlight reflected from the innermost of upsilon And's three planets. We place upper limits on the planet's radius R_p as functions of its projected... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
15046334 | astro-ph/0110561 | 2001-10-26 | Self-Interacting Dark Matter Halos and the Gravothermal Catastrophe | We study the evolution of an isolated, spherical halo of self-interacting dark matter (SIDM) in the gravothermal fluid formalism. We show that the thermal relaxation time, $t_r$, of a SIDM halo with a central density and velocity dispersion of a typical dwarf galaxy is significantly shorter than its age. We find a self... | [
"astro-ph",
"gr-qc"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
7880289 | astro-ph/0110594 | 2001-10-28 | The Mauna Kea Observatories Near-Infrared Filter Set. I: Defining Optimal 1-5 $\mu$m Bandpasses | A new MKO-NIR infrared filter set is described, including techniques and considerations given to designing a new set of bandpasses that are useful at both mid- and high-altitude sites. These filters offer improved photometric linearity and in many cases reduced background, as well as preserve good throughput within the... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14187516 | cs/0110056 | 2001-10-29 | Probabilistic analysis of a differential equation for linear programming | In this paper we address the complexity of solving linear programming problems with a set of differential equations that converge to a fixed point that represents the optimal solution. Assuming a probabilistic model, where the inputs are i.i.d. Gaussian variables, we compute the distribution of the convergence rate to ... | [
"cs.CC",
"cond-mat.stat-mech",
"math-ph",
"math.MP",
"math.OC"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "a ben-hur_1",
"name": "Asa Ben-Hur",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "j feinberg_1",
"name": "Joshua Feinberg",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
1786 | cs/0110057 | 2001-10-29 | Generating Multilingual Personalized Descriptions of Museum Exhibits - The M-PIRO Project | This paper provides an overall presentation of the M-PIRO project. M-PIRO is developing technology that will allow museums to generate automatically textual or spoken descriptions of exhibits for collections available over the Web or in virtual reality environments. The descriptions are generated in several languages f... | [
"cs.CL",
"cs.AI"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "i androutsopoulos_1",
"name": "Ion Androutsopoulos",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "v kokkinaki_0",
"name": "Vassiliki Kokkinaki",
"publication_history": null,
"h_index": null,
... | null |
119366412 | cond-mat/0110588 | 2001-10-29 | Simulating Quantum Dissipation in Many-Body Systems | An efficient Path Integral Monte Carlo procedure is proposed to simulate the behavior of quantum many-body dissipative systems described within the framework of the influence functional. Thermodynamic observables are obtained by Monte Carlo sampling of the partition function after discretization and Fourier transformat... | [
"cond-mat.stat-mech"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "l capriotti_1",
"name": "Luca Capriotti",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "a cuccoli_1",
"name": "Alessandro Cuccoli",
"publication_history": null,
"h_index": null,
"num_papers":... | null |
18377983 | math/0110308 | 2001-10-29 | A Combinatorial Method for Computing Steenrod Squares | We present here a combinatorial method for computing cup-$i$ products and Steenrod squares of a simplicial set $X$. This method is essentially based on the determination of explicit formulae for the component morphisms of a higher diagonal approximation (i.e., a family of morphisms measuring the lack of commutativity o... | [
"math.AT",
"math.CO"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
5650039 | astro-ph/0110610 | 2001-10-29 | The X-ray virial relations for relaxed lensing clusters observed with Chandra | We examine the relations linking mass, X-ray temperature and bolometric luminosity for a sample of luminous, relatively relaxed clusters of galaxies observed with the Chandra Observatory, for which independent confirmation of the mass results is available from gravitational lensing studies. Within radii corresponding t... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
6923777 | hep-th/0110260 | 2001-10-29 | A rotating black ring in five dimensions | The vacuum Einstein equations in five dimensions are shown to admit a solution describing an asymptotically flat spacetime regular on and outside an event horizon of topology S^1 x S^2. It describes a rotating ``black ring''. This is the first example of an asymptotically flat vacuum solution with an event horizon of n... | [
"hep-th",
"gr-qc"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
3249253 | math/0110317 | 2001-10-30 | A Small-Gain Theorem with Applications to Input/Output Systems, Incremental Stability, Detectability, and Interconnections | A general ISS-type small-gain result is presented. It specializes to a small-gain theorem for ISS operators, and it also recovers the classical statement for ISS systems in state-space form. In addition, we highlight applications to incrementally stable systems, detectable systems, and to interconnections of stable sys... | [
"math.OC"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
55413494 | astro-ph/0110655 | 2001-10-30 | Cluster Magnetic Fields | Magnetic fields in galaxy clusters have been measured using a variety of techniques, including: studies of synchrotron relic and halo radio sources within clusters, studies of inverse Compton X-ray emission from clusters, surveys of Faraday rotation measures of polarized radio sources both within and behind clusters, a... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
12756529 | astro-ph/0110668 | 2001-10-30 | A novel approach for extracting time-delays from lightcurves of lensed quasar images | We present a new method to estimate time delays from light curves of lensed quasars. The method is based on chi^2 minimization between the data and a numerical model light curve. A linear variation can be included in order to correct for slow long-term microlensing effects in one of the lensed images. An iterative vers... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
15400345 | astro-ph/0110697 | 2001-10-31 | On the properties of massive Population III stars and metal-free stellar populations | We present realistic models for massive Population III stars and stellar populations based on non-LTE model atmospheres, recent stellar evolution tracks and up-to-date evolutionary synthesis models, to study their spectral properties, including their dependence on age, star formation history, and IMF. (..) The main res... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16196298 | math/0110332 | 2001-10-31 | Computation of Cohomology Operations on Finite Simplicial Complexes | We propose a method for calculating cohomology operations for finite simplicial complexes. Of course, there exist well--known methods for computing (co)homology groups, for example, the reduction algorithm consisting in reducing the matrices corresponding to the differential in each dimension to the Smith normal form, ... | [
"math.AT",
"math.GT"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
25725163 | cond-mat/0110644 | 2001-10-31 | Random Packings of Frictionless Particles | We study random packings of frictionless particles at T=0. The packing fraction where the pressure becomes nonzero is the same as the jamming threshold, where the static shear modulus becomes nonzero. The distribution of threshold packing fractions narrows and its peak approaches random close-packing as the system size... | [
"cond-mat.soft"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "c o’hern_1",
"name": "Corey [\"S.\"] O’Hern",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "s langer_3",
"name": "Stephen [\"A.\"] Langer",
"publication_history": null,
"h_index": null,
"num_... | null |
18411128 | cond-mat/0110655 | 2001-10-31 | Probabilistic analysis of the phase space flow for linear programming | The phase space flow of a dynamical system leading to the solution of Linear Programming (LP) problems is explored as an example of complexity analysis in an analog computation framework. An ensemble of LP problems with $n$ variables and $m$ constraints ($n>m$), where all elements of the vectors and matrices are normal... | [
"cond-mat.stat-mech"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "a ben-hur_1",
"name": "Asa Ben-Hur",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "j feinberg_1",
"name": "Joshua Feinberg",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
17261890 | astro-ph/0111033 | 2001-11-01 | Adaptive Ray Tracing for Radiative Transfer around Point Sources | We describe a novel adaptive ray tracing scheme to solve the equation of radiative transfer around point sources in hydrodynamical simulations. The angular resolution adapts to the local hydrodynamical resolution and hence is of use for adaptive meshes as well as adaptive smooth particle hydrodynamical simulations. Rec... | [
"astro-ph"
] | null | [
"target.author.publication_history"
] | [
{
"corpus_id": "14937562",
"num_citations": null
}
] | [
{
"author_id": "t abel_1",
"name": "Tom Abel",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "b wandelt_1",
"name": "Benjamin [\"D.\"] Wandelt",
"publication_history": null,
"h_index": null,
"num_papers": nul... | null |
263626681 | cond-mat/0111003 | 2001-11-01 | Comment on 'Statistical mechanics of CDMA multiuser demodulation' | In a recent paper, Tanaka formulated and solved a model of CDMA multiuser demodulation by applying the theory of spin glasses, the replica method in particular. It is shown in the present comment that some of his results can be derived without recourse to the replica method; conclusions from the somewhat tricky replica... | [
"cond-mat.dis-nn",
"cond-mat.stat-mech"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
116944751 | hep-ph/0111017 | 2001-11-01 | Associated neutralino-neutralino-photon production at NLC | We study the potential of an $e^+e^-$ linear collider to search for neutralino-neutralino-photon production. Our analysis shows that this signal is not viable under realistic expectations for electron beam polarization due to large Standard Model backgrounds. Such a search would be possible only if beam polarizations o... | [
"hep-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
122950618 | astro-ph/0111016 | 2001-11-01 | Cosmological SPH simulations: The entropy equation | We discuss differences in simulation results that arise between the use of either the thermal energy or the entropy as an independent variable in smoothed particle hydrodynamics (SPH). In this context, we derive a new version of SPH that manifestly conserves both energy and entropy if smoothing lengths are allowed to a... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
117038364 | physics/0111007 | 2001-11-02 | Penalized maximum likelihood for multivariate Gaussian mixture | In this paper, we first consider the parameter estimation of a multivariate random process distribution using multivariate Gaussian mixture law. The labels of the mixture are allowed to have a general probability law which gives the possibility to modelize a temporal structure of the process under study. We generalize ... | [
"physics.data-an"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "h snoussi_1",
"name": "Hichem Snoussi",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "a mohammad-djafari_1",
"name": "Ali Mohammad-Djafari",
"publication_history": null,
"h_index": null,
"num... | null |
37051459 | gr-qc/0111003 | 2001-11-02 | Constraint-preserving boundary conditions in numerical relativity | This is the first paper in a series aimed to implement boundary conditions consistent with the constraints' propagation in 3D numerical relativity. Here we consider spherically symmetric black hole spacetimes in vacuum or with a minimally coupled scalar field, within the Einstein-Christoffel symmetric hyperbolic formul... | [
"gr-qc"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "g calabrese_1",
"name": "Gioel Calabrese",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "l lehner_1",
"name": "Luis Lehner",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
23498762 | nlin/0111005 | 2001-11-02 | Bailout Embeddings, Targeting of KAM Orbits, and the Control of Hamiltonian Chaos | We present a novel technique, which we term bailout embedding, that can be used to target orbits having particular properties out of all orbits in a flow or map. We explicitly construct a bailout embedding for Hamiltonian systems so as to target KAM orbits. We show how the bailout dynamics is able to lock onto extremel... | [
"nlin.CD",
"nlin.SI"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "j cartwright_1",
"name": "Julyan [\"H.\",\"E.\"] Cartwright",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "m magnasco_1",
"name": "Marcelo [\"O.\"] Magnasco",
"publication_history": null,
"h_ind... | null |
29225436 | quant-ph/0111013 | 2001-11-02 | Adaptive Quantum Measurements of a Continuously Varying Phase | We analyze the problem of quantum-limited estimation of a stochastically varying phase of a continuous beam (rather than a pulse) of the electromagnetic field. We consider both non-adaptive and adaptive measurements, and both dyne detection (using a local oscillator) and interferometric detection. We take the phase var... | [
"quant-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
32773954 | cond-mat/0111035 | 2001-11-02 | Fluctuation-dissipation relations in the activated regime of simple strong-glass models | We study the out-of-equilibrium fluctuation-dissipation (FD) relations in the low temperature, finite time, physical aging regime of two simple models with strong glass behaviour, the Fredrickson-Andersen model and the square-plaquette interaction model. We explicitly show the existence of unique, waiting-time independ... | [
"cond-mat.stat-mech"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "a buhot_1",
"name": "Arnaud Buhot",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "j garrahan_1",
"name": "Juan [\"P.\"] Garrahan",
"publication_history": null,
"h_index": null,
"num_papers": ... | null |
13249670 | nlin/0111008 | 2001-11-02 | Noise and Inertia-Induced Inhomogeneity in the Distribution of Small Particles in Fluid Flows | The dynamics of small spherical neutrally buoyant particulate impurities immersed in a two-dimensional fluid flow are known to lead to particle accumulation in the regions of the flow in which rotation dominates over shear, provided that the Stokes number of the particles is sufficiently small. If the flow is viewed as... | [
"nlin.CD",
"nlin.SI",
"physics.flu-dyn"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "j cartwright_1",
"name": "Julyan [\"H.\",\"E.\"] Cartwright",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "m magnasco_1",
"name": "Marcelo [\"O.\"] Magnasco",
"publication_history": null,
"h_ind... | null |
17516814 | astro-ph/0111092 | 2001-11-05 | A unified equation of state of dense matter and neutron star structure | An equation of state (EOS) of neutron star matter, describing both the neutron star crust and the liquid core, is calculated. It is based on the effective nuclear interaction SLy of the Skyrme type, which is particularly suitable for the application to the calculation of the properties of very neutron rich matter (Chab... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
8125077 | math/0111040 | 2001-11-05 | Resultants and Chow forms via Exterior Syzygies | Given a sheaf on a projective space P^n we define a sequence of canonical and easily computable Chow complexes on the Grassmannians of planes in P^n, generalizing the Beilinson monad on P^n. If the sheaf has dimension k, then the Chow form of the associated k-cycle is the determinant of the Chow complex on the Grassman... | [
"math.AG",
"math.AC",
"math.RA"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16909562 | astro-ph/0111095 | 2001-11-05 | The Ghost of Sagittarius and Lumps in the Halo of the Milky Way | We identify new structures in the halo of the Milky Way Galaxy from positions, colors and magnitudes of five million stars detected in the Sloan Digital Sky Survey. Most of these stars are within 1.26 degrees of the celestial equator. We present color-magnitude diagrams (CMDs) for stars in two previously discovered, ti... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
6453859 | physics/0111018 | 2001-11-06 | Bayesian source separation with mixture of Gaussians prior for sources and Gaussian prior for mixture coefficients | In this contribution, we present new algorithms to source separation for the case of noisy instantaneous linear mixture, within the Bayesian statistical framework. The source distribution prior is modeled by a mixture of Gaussians [Moulines97] and the mixing matrix elements distributions by a Gaussian [Djafari99a]. We ... | [
"physics.data-an"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "h snoussi_1",
"name": "Hichem Snoussi",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "a mohammad-djafari_1",
"name": "Ali Mohammad-Djafari",
"publication_history": null,
"h_index": null,
"num... | null |
58337 | cs/0111010 | 2001-11-06 | Abduction with Penalization in Logic Programming | Abduction, first proposed in the setting of classical logics, has been studied with growing interest in the logic programming area during the last years. In this paper we study {\em abduction with penalization} in logic programming. This form of abductive reasoning, which has not been previously analyzed in logic progr... | [
"cs.LO"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "n leone_1",
"name": "Nicola Leone",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "s perri_1",
"name": "Simona Perri",
"publication_history": null,
"h_index": null,
"num_papers": null,
"nu... | null |
2799537 | quant-ph/0111035 | 2001-11-06 | Almost any quantum spin system with short-range interactions can support toric codes | Inspired by Kitaev's argument that physical error correction is possible in a system of interacting anyons, we demonstrate that such "self-correction" is fairly common in spin systems with classical Hamiltonians that admit the Peierls argument and where errors are modelled by quantum perturbations. | [
"quant-ph",
"cond-mat.stat-mech"
] | null | [
"target.author.publication_history"
] | [
{
"corpus_id": "36673677",
"num_citations": null
}
] | [
{
"author_id": "m raginsky_1",
"name": "Maxim Raginsky",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
}
] | null |
27921235 | cond-mat/0111095 | 2001-11-07 | Crumpling a Thin Sheet | Crumpled sheets have a surprisingly large resistance to further compression. We have studied the crumpling of thin sheets of Mylar under different loading conditions. When placed under a fixed compressive force, the size of a crumpled material decreases logarithmically in time for periods up to three weeks. We also fin... | [
"cond-mat.soft",
"cond-mat.dis-nn"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16017738 | quant-ph/0111046 | 2001-11-07 | Secure assisted quantum computation | Suppose Alice wants to perform some computation that could be done quickly on a quantum computer, but she cannot do universal quantum computation. Bob can do universal quantum computation and claims he is willing to help, but Alice wants to be sure that Bob cannot learn her input, the result of her calculation, or perh... | [
"quant-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
2131782 | math/0111080 | 2001-11-07 | Phase retrieval by iterated projections | Several strategies in phase retrieval are unified by an iterative "difference map" constructed from a pair of elementary projections and a single real parameter $\beta$. For the standard application in optics, where the two projections implement Fourier modulus and object support constraints respectively, the differenc... | [
"math.NA",
"cs.NA"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14356675 | astro-ph/0111169 | 2001-11-08 | Galaxy colours in high redshift X-ray selected clusters - I: Blue galaxy fractions in eight clusters | We present initial results from a wide-field, multi-colour imaging project, designed to study galaxy evolution in X-ray selected clusters at intermediate (z~0.25) and high redshifts (z~0.5). In this paper we give blue galaxy fractions from eight X-ray selected clusters, drawn from a combined sample of three X-ray surve... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16823134 | cond-mat/0111153 | 2001-11-09 | Hiding solutions in random satisfiability problems: A statistical mechanics approach | A major problem in evaluating stochastic local search algorithms for NP-complete problems is the need for a systematic generation of hard test instances having previously known properties of the optimal solutions. On the basis of statistical mechanics results, we propose random generators of hard and satisfiable instan... | [
"cond-mat.dis-nn",
"cond-mat.stat-mech",
"cs.CC"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
260681392 | hep-ex/0111032 | 2001-11-09 | Observation of Cabibbo-suppressed and W-exchange Lambda_c^+ baryon decays | We present measurements of the Cabibbo-suppressed decays Lambda_c^+ --> Lambda0 K+ and Lambda_c^+ --> Sigma0 K+ (both first observations), Lambda_c^+ --> Sigma+ K+ pi- (seen with large statistics for the first time), Lambda_c^+ --> p K+ K- and Lambda_c^+ --> p phi (measured with improved accuracy). Improved branching r... | [
"hep-ex"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
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