corpus_id stringlengths 3 9 | arxiv_id stringlengths 9 16 | date stringdate 1989-10-26 00:00:00 2024-09-30 00:00:00 | title stringlengths 4 240 | abstract stringlengths 3 3.15k | categories listlengths 1 10 | topics listlengths 0 15 ⌀ | roles listlengths 1 4 | key_references listlengths 0 10 ⌀ | authors listlengths 1 5.28k ⌀ | citation_trajectory listlengths 14 26 ⌀ |
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10058082 | 0806.0923 | 2008-06-05 | Modeling the Structure and Dynamics of the Consonant Inventories: A Complex Network Approach | We study the self-organization of the consonant inventories through a complex network approach. We observe that the distribution of occurrence as well as cooccurrence of the consonants across languages follow a power-law behavior. The co-occurrence network of consonants exhibits a high clustering coefficient. We propos... | [
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"name": "Animesh Mukherjee",
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"author_id": "m choudhury_1",
"name": "Monojit Choudhury",
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1429076 | 0806.0905 | 2008-06-05 | Channel Capacity Limits of Cognitive Radio in Asymmetric Fading Environments | Cognitive radio technology is an innovative radio design concept which aims to increase spectrum utilization by exploiting unused spectrum in dynamically changing environments. By extending previous results, we investigate the capacity gains achievable with this dynamic spectrum approach in asymmetric fading channels. ... | [
"cs.IT",
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{
"author_id": "h suraweera_1",
"name": "Himal [\"A.\"] Suraweera",
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"author_id": "j gao_126",
"name": "Jason [\"H.\"] Gao",
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7666093 | 0806.1100 | 2008-06-06 | Design Patterns for Complex Event Processing | Currently engineering efficient and successful event-driven applications based on the emerging Complex Event Processing (CEP) technology, is a laborious trial and error process. The proposed CEP design pattern approach should support CEP engineers in their design decisions to build robust and efficient CEP solutions wi... | [
"cs.SE"
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{
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"name": "Adrian Paschke",
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] | null |
119276059 | 0806.1048 | 2008-06-06 | Spin squeezing and entanglement | What is the relation between spin squeezing and entanglement? To clarify this, we derive the full set of generalized spin squeezing inequalities for the detection of entanglement. These are inequalities for the mean values and variances of the collective angular momentum components J_k. They can be used for the experim... | [
"quant-ph",
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"cond-mat.stat-mech"
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{
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"name": "Géza Tóth",
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"author_id": "c knapp_1",
"name": "Christian Knapp",
"publication_history": null,
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16395083 | 0806.1200 | 2008-06-06 | PSR J1856+0245: Arecibo Discovery of a Young, Energetic Pulsar Coincident with the TeV Gamma-ray Source HESS J1857+026 | We present the discovery of the Vela-like radio pulsar J1856+0245 in the Arecibo PALFA survey. PSR J1856+0245 has a spin period of 81ms, a characteristic age of 21kyr, and a spin-down luminosity Edot = 4.6 x 10^36 ergs/s. It is positionally coincident with the TeV gamma-ray source HESS J1857+026, which has no other kno... | [
"astro-ph"
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{
"author_id": "j hessels_1",
"name": "Jason [\"W.\",\"T.\"] Hessels",
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},
{
"author_id": "d nice_1",
"name": "David [\"J.\"] Nice",
"publication_history": null,
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"n... | null |
9055877 | 0806.1092 | 2008-06-06 | Incremental Stochastic Subgradient Algorithms for Convex Optimization | In this paper we study the effect of stochastic errors on two constrained incremental sub-gradient algorithms. We view the incremental sub-gradient algorithms as decentralized network optimization algorithms as applied to minimize a sum of functions, when each component function is known only to a particular agent of a... | [
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{
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"name": "S. [\"Sundhar\"] Ram",
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"author_id": "a nedić_1",
"name": "Angelia Nedić",
"publication_history": null,
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... | null |
121868282 | 0806.1160 | 2008-06-06 | Computing the smallest fixed point of order-preserving nonexpansive mappings arising in positive stochastic games and static analysis of programs | The problem of computing the smallest fixed point of an order-preserving map arises in the study of zero-sum positive stochastic games. It also arises in static analysis of programs by abstract interpretation. In this context, the discount rate may be negative. We characterize the minimality of a fixed point in terms o... | [
"math.OC"
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{
"author_id": "a adj'e_0",
"name": "Assal'e Adj'e",
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"author_id": "s gaubert_1",
"name": "Stéphane Gaubert",
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"num_papers": null,
... | null |
31954030 | 0806.1172 | 2008-06-06 | Optimal quantum tomography for states, measurements, and transformations | We present the first complete optimization of quantum tomography, for states, POVMs, and various classes of transformations, for arbitrary prior ensemble and arbitrary representation, giving corresponding feasible experimental schemes. | [
"quant-ph"
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{
"author_id": "a bisio_1",
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"author_id": "g chiribella_1",
"name": "Giulio Chiribella",
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40957330 | 0806.1151 | 2008-06-06 | Self-consistent theory of molecular switching | We study the model of a molecular switch comprised of a molecule with a soft vibrational degree of freedom coupled to metallic leads. In the presence of strong electron-ion interaction, different charge states of the molecule correspond to substantially different ionic configurations, which can lead to very slow switch... | [
"cond-mat.mes-hall"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
118693961 | 0806.1153 | 2008-06-06 | Quantum Repeaters using Coherent-State Communication | We investigate quantum repeater protocols based upon atomic qubit-entanglement distribution through optical coherent-state communication. Various measurement schemes for an optical mode entangled with two spatially separated atomic qubits are considered in order to nonlocally prepare conditional two-qubit entangled sta... | [
"quant-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16987793 | 0806.1218 | 2008-06-06 | N=6 superconformal Chern-Simons-matter theories, M2-branes and their gravity duals | We construct three dimensional Chern-Simons-matter theories with gauge groups U(N)xU(N) and SU(N)xSU(N) which have explicit N=6 superconformal symmetry. Using brane constructions we argue that the U(N)xU(N) theory at level k describes the low energy limit of N M2-branes probing a C^4/Z_k singularity. At large N the the... | [
"hep-th"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
4419468 | 0806.1256 | 2008-06-06 | Understanding individual human mobility patterns | Despite their importance for urban planning, traffic forecasting, and the spread of biological and mobile viruses, our understanding of the basic laws governing human motion remains limited thanks to the lack of tools to monitor the time resolved location of individuals. Here we study the trajectory of 100,000 anonymiz... | [
"physics.soc-ph",
"cond-mat.stat-mech",
"cs.CY",
"physics.bio-ph"
] | null | [
"target.author.publication_history.key_reference",
"target.key_reference"
] | null | null | null |
16439049 | 0806.1141 | 2008-06-06 | Limit theorems for sample eigenvalues in a generalized spiked population model | In the spiked population model introduced by Johnstone (2001),the population covariance matrix has all its eigenvalues equal to unit except for a few fixed eigenvalues (spikes). The question is to quantify the effect of the perturbation caused by the spike eigenvalues. Baik and Silverstein (2006) establishes the almost... | [
"math.ST",
"math.PR",
"stat.TH"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
1570063 | 0806.1215 | 2008-06-06 | Performance of LDPC Codes Under Faulty Iterative Decoding | Departing from traditional communication theory where decoding algorithms are assumed to perform without error, a system where noise perturbs both computational devices and communication channels is considered here. This paper studies limits in processing noisy signals with noisy circuits by investigating the effect of... | [
"cs.IT",
"math.IT"
] | null | [
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{
"author_id": "l varshney_1",
"name": "Lav [\"R.\"] Varshney",
"publication_history": null,
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}
] | null |
10320676 | 0806.1255 | 2008-06-07 | Geometric decompositions and local bases for spaces of finite element differential forms | We study the two primary families of spaces of finite element differential forms with respect to a simplicial mesh in any number of space dimensions. These spaces are generalizations of the classical finite element spaces for vector fields, frequently referred to as Raviart-Thomas, Brezzi-Douglas-Marini, and Nedelec sp... | [
"math.NA"
] | null | [
"target.author.publication_history.key_reference",
"target.key_reference"
] | null | null | null |
17777338 | 0806.1316 | 2008-06-08 | The end of Sleeping Beauty's nightmare | The way a rational agent changes her belief in certain propositions/hypotheses in the light of new evidence lies at the heart of Bayesian inference. The basic natural assumption, as summarized in van Fraassen's Reflection Principle ([1984]), would be that in the absence of new evidence the belief should not change. Yet... | [
"cs.AI",
"math.PR"
] | null | [
"target.key_reference"
] | null | null | null |
15984031 | 0806.1490 | 2008-06-09 | Study of Nonthermal Emission from SNR RX J1713.7-3946 with Suzaku | We present results obtained from a series of observations of the supernova remnant RX J1713.7-3946 by the Suzaku satellite. The observations cover about two-thirds of the remnant surface. We successfully detected hard X-rays up to ~ 40 keV from each pointing. The hard X-ray spectra are described by power-law functions ... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
28060128 | 0806.1539 | 2008-06-09 | Quantum Search Algorithm for Set Operation | The operations of data set, such as intersection, union and complement, are the fundamental calculation in mathematics. It's very significant that designing fast algorithm for set operation. In this paper, the quantum algorithm for intersection is presented. And its running time is sqrt(|A|*|B|*|C|) for set operation C... | [
"quant-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
18745728 | 0806.1549 | 2008-06-09 | Bits through ARQs | A fundamental problem in dynamic frequency reuse is that the cognitive radio is ignorant of the amount of interference it inflicts on the primary license holder. A model for such a situation is proposed and analyzed. The primary sends packets across an erasure channel and employs simple ACK/NAK feedback (ARQs) to retra... | [
"cs.IT",
"math.IT"
] | null | [
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{
"author_id": "k eswaran_1",
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{
"author_id": "m gastpar_1",
"name": "Michael Gastpar",
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"num_papers": nu... | null |
5335823 | 0806.1519 | 2008-06-09 | Superconformal Chern-Simons Theories and AdS_4/CFT_3 Correspondence | We discuss the N=2 superspace formulation of the N=8 superconformal Bagger-Lambert-Gustavsson theory, and of the N=6 superconformal Aharony-Bergman-Jafferis-Maldacena U(N)xU(N) Chern-Simons theory. In particular, we prove the full SU(4) R-symmetry of the ABJM theory. We then consider orbifold projections of this theory... | [
"hep-th"
] | null | [
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] | [
{
"corpus_id": "119635081",
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{
"author_id": "m benna_1",
"name": "Marcus [\"K.\"] Benna",
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},
{
"author_id": "i klebanov_1",
"name": "Igor [\"R.\"] Klebanov",
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12744047 | 0806.1473 | 2008-06-09 | Analysis of Metric Distances and Volumes of Hippocampi Indicates Different Morphometric Changes over Time in Dementia of Alzheimer Type and Nondemented Subjects | In this article, we analyze the morphometry of hippocampus in subjects with very mild dementia of Alzheimer's type (DAT) and nondemented controls and how it changes over a two-year period. Morphometric differences with respect to a template hippocampus were measured by the metric distance obtained from the Large Deform... | [
"stat.AP",
"stat.ME"
] | null | [
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{
"author_id": "e ceyhan_1",
"name": "Elvan Ceyhan",
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},
{
"author_id": "c ceritoglu_0",
"name": "Can Ceritoglu",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
10784949 | 0806.1452 | 2008-06-09 | Discontinuities in Scalar Perturbations of Topological Black Holes | We study the perturbative behaviour of topological black holes. We calculate both analytically and numerically the quasi-normal modes of scalar perturbations. In the case of small black holes we find discontinuities of the quasi-normal modes spectrum at the critical temperature and we argue that this is evidence of a s... | [
"hep-th",
"astro-ph",
"gr-qc"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "g koutsoumbas_1",
"name": "George Koutsoumbas",
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},
{
"author_id": "e papantonopoulos_1",
"name": "Eleftherios Papantonopoulos",
"publication_history": null,
"h_index": ... | null |
36218902 | 0806.1746 | 2008-06-10 | Complexity of stoquastic frustration-free Hamiltonians | We study several problems related to properties of non-negative matrices that arise at the boundary between quantum and classical probabilistic computation. Our results are twofold. First, we identify a large class of quantum Hamiltonians describing systems of qubits for which the adiabatic evolution can be efficiently... | [
"quant-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
118854578 | 0806.1713 | 2008-06-10 | Vortex-enhanced alternating order around impurities in antiferromagnets | It has been recently pointed out that the presence of a nonmagnetic impurity in a Heisenberg antiferromagnet generates an alternating order of the surrounding spins which is independent of temperature in a wide range. Quantum Monte Carlo simulations in the two-dimensional $S=1/2$ case confirmed this picture, but showed... | [
"cond-mat.str-el"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "r vaia_1",
"name": "Ruggero Vaia",
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{
"author_id": "a cuccoli_1",
"name": "Alessandro Cuccoli",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
2499648 | 0806.1659 | 2008-06-10 | Bounds on the Sum Capacity of Synchronous Binary CDMA Channels | In this paper, we obtain a family of lower bounds for the sum capacity of Code Division Multiple Access (CDMA) channels assuming binary inputs and binary signature codes in the presence of additive noise with an arbitrary distribution. The envelope of this family gives a relatively tight lower bound in terms of the num... | [
"cs.IT",
"math.IT"
] | null | [
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{
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{
"author_id": "k alishahi_1",
"name": "Kasra Alishahi",
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{
"author_id": "f marvasti_1",
"name": "Farrokh Marvasti",
"publication_history": null,
"h_index": null,
"num_papers": n... | null |
8568616 | 0806.1594 | 2008-06-10 | Experimental evidence of non-Amontons behaviour at a multicontact interface | We report on normal stress field measurements at the multicontact interface between a rough elastomeric film and a smooth glass sphere under normal load, using an original MEMS-based stress sensing device. These measurements are compared to Finite Elements Method calculations with boundary conditions obeying locally Am... | [
"cond-mat.soft",
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] | null | [
"target.author.publication_history"
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{
"author_id": "j scheibert_1",
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{
"author_id": "a prevost_1",
"name": "Alexis Prevost",
"publication_history": null,
"h_index": null,
"num_papers": n... | null |
1460175 | 0806.1636 | 2008-06-10 | Data-Complexity of the Two-Variable Fragment with Counting Quantifiers | The data-complexity of both satisfiability and finite satisfiability for the two-variable fragment with counting is NP-complete; the data-complexity of both query-answering and finite query-answering for the two-variable guarded fragment with counting is co-NP-complete. | [
"cs.LO",
"cs.AI",
"cs.CC"
] | null | [
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{
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{
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{
"author_id": "i pratt-hartmann_1",
"name": "Ian Pratt-Hartmann",
"publication_history": null,
"h_index": null,
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}
] | null |
115169159 | 0806.1625 | 2008-06-10 | Computable bounds for the discrimination of Gaussian states | By combining the Minkowski inequality and the quantum Chernoff bound, we derive easy-to-compute upper bounds for the error probability affecting the optimal discrimination of Gaussian states. In particular, these bounds are useful when the Gaussian states are unitarily inequivalent, i.e., they differ in their symplecti... | [
"quant-ph",
"math-ph",
"math.MP",
"physics.data-an"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
3095426 | 0806.1565 | 2008-06-10 | Competitive Design of Multiuser MIMO Systems based on Game Theory: A Unified View | This paper considers the noncooperative maximization of mutual information in the Gaussian interference channel in a fully distributed fashion via game theory. This problem has been studied in a number of papers during the past decade for the case of frequency-selective channels. A variety of conditions guaranteeing th... | [
"cs.IT",
"cs.GT",
"math.IT",
"math.OC"
] | null | [
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{
"corpus_id": "2991792",
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] | [
{
"author_id": "g scutari_1",
"name": "Gesualdo Scutari",
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{
"author_id": "d palomar_1",
"name": "Daniel [\"Pérez\"] Palomar",
"publication_history": null,
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"num_... | null |
732102 | 0806.1727 | 2008-06-10 | Bounded Budget Connection (BBC) Games or How to make friends and influence people, on a budget | Motivated by applications in social networks, peer-to-peer and overlay networks, we define and study the Bounded Budget Connection (BBC) game - we have a collection of n players or nodes each of whom has a budget for purchasing links; each link has a cost as well as a length and each node has a set of preference weight... | [
"cs.GT",
"cs.NI"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "n laoutaris_1",
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{
"author_id": "l poplawski_1",
"name": "Laura [\"J.\"] Poplawski",
"publication_history": null,
"h_index": null,
"... | null |
120589989 | 0806.1568 | 2008-06-10 | Pseudo spin-orbit coupling of Dirac particles in graphene spintronics | We study the pseudo spin-orbital (SO) effects experienced by massive Dirac particles in graphene, which can potentially be of a larger magnitude compared to the conventional Rashba SO effects experienced by particles in a 2DEG semiconductor heterostructure. In order to generate a uniform vertical pseudo SO field, we pr... | [
"cond-mat.mes-hall",
"quant-ph"
] | null | [
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] | [] | [
{
"author_id": "s tan_44",
"name": "S. [\"G.\"] Tan",
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{
"author_id": "m jalil_1",
"name": "M. [\"B.\",\"A.\"] Jalil",
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"num_papers":... | null |
115154621 | 1006.0323 | 2008-06-10 | A few equalities involving integrals of the logarithm of the Riemann zeta-function and equivalent to the Riemann hypothesis III. Exponential weight functions | This paper is a continuation of our recent papers with the same title, arXiv:0806.1596v1 [math.NT], arXiv:0904.1277v1 where a number of integral equalities involving integrals of the logarithm of the Riemann zeta-function were introduced and it was shown that some of them are equivalent to the Riemann hypothesis. A few... | [
"math.NT",
"math-ph",
"math.MP"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
9144867 | 0806.1724 | 2008-06-10 | Self-overlapping Curves Revisited | A surface embedded in space, in such a way that each point has a neighborhood within which the surface is a terrain, projects to an immersed surface in the plane, the boundary of which is a self-intersecting curve. Under what circumstances can we reverse these mappings algorithmically? Shor and van Wyk considered one s... | [
"cs.CG"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
118853974 | 0806.1844 | 2008-06-11 | Two-field cosmological models and large-scale cosmic magnetic fields | We consider two different toy cosmological models based on two fields (one normal scalar and one phantom) realizing the same evolution of the Bang-to-Rip type. One of the fields (pseudoscalar) interacts with the magnetic field breaking the conformal invariance of the latter. The effects of the amplification of cosmic m... | [
"hep-th",
"astro-ph",
"gr-qc"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "a andrianov_1",
"name": "A. [\"A.\"] Andrianov",
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},
{
"author_id": "f cannata_1",
"name": "Francesco Cannata",
"publication_history": null,
"h_index": null,
"num_pa... | null |
725634 | 0806.1946 | 2008-06-11 | Semitoric integrable systems on symplectic 4-manifolds | Let M be a symplectic 4-manifold. A semitoric integrable system on M is a pair of real-valued smooth functions J, H on M for which J generates a Hamiltonian S^1-action and the Poisson brackets {J,H} vanish. We shall introduce new global symplectic invariants for these systems; some of these invariants encode topologica... | [
"math.SG",
"math.DS"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
2558166 | 0806.1919 | 2008-06-11 | Non-linear index coding outperforming the linear optimum | The following source coding problem was introduced by Birk and Kol: a sender holds a word $x\in\{0,1\}^n$, and wishes to broadcast a codeword to $n$ receivers, $R_1,...,R_n$. The receiver $R_i$ is interested in $x_i$, and has prior \emph{side information} comprising some subset of the $n$ bits. This corresponds to a di... | [
"cs.IT",
"math.IT"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
115776 | 0806.1918 | 2008-06-11 | Analysis of Social Voting Patterns on Digg | The social Web is transforming the way information is created and distributed. Blog authoring tools enable users to publish content, while sites such as Digg and Del.icio.us are used to distribute content to a wider audience. With content fast becoming a commodity, interest in using social networks to promote and find ... | [
"cs.CY",
"cs.IR"
] | null | [
"target.author.publication_history"
] | [
{
"corpus_id": "2503",
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},
{
"corpus_id": "5616545",
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}
] | [
{
"author_id": "k lerman_1",
"name": "Kristina Lerman",
"publication_history": null,
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},
{
"author_id": "a galstyan_1",
"name": "A. [\"G.\"] Galstyan",
"publication_history": null,
"h_index": null,
"num_papers"... | null |
13992889 | 0806.1859 | 2008-06-11 | Mathematical Foundation of Quantum Annealing | Quantum annealing is a generic name of quantum algorithms to use quantum-mechanical fluctuations to search for the solution of optimization problem. It shares the basic idea with quantum adiabatic evolution studied actively in quantum computation. The present paper reviews the mathematical and theoretical foundation of... | [
"quant-ph",
"cond-mat.dis-nn"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
1351108 | 0806.1978 | 2008-06-12 | Max Cut and the Smallest Eigenvalue | We describe a new approximation algorithm for Max Cut. Our algorithm runs in $\tilde O(n^2)$ time, where $n$ is the number of vertices, and achieves an approximation ratio of $.531$. On instances in which an optimal solution cuts a $1-\epsilon$ fraction of edges, our algorithm finds a solution that cuts a $1-4\sqrt{\ep... | [
"cs.DS"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
17749832 | 0806.2039 | 2008-06-12 | Multi-rate asynchronous sampling of bandwidth-limited signals | We demonstrate experimentally an optical system for under-sampling several bandwidth limited signals with carrier frequencies that are not known apriori that can be located anywhere within a very broad frequency region between 0-18 GHz. The system is based on under-sampling asynchronously at three different sampling ra... | [
"physics.optics"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "a feldster_0",
"name": "Alfred Feldster",
"publication_history": null,
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},
{
"author_id": "y shapira_1",
"name": "Yuval Shapira",
"publication_history": null,
"h_index": null,
"num_papers": null... | null |
15259136 | 0806.2059 | 2008-06-12 | Segmentation of DNA sequences into twostate regions and melting fork regions | The accurate prediction and characterization of DNA melting domains by computational tools could facilitate a broad range of biological applications. However, no algorithm for melting domain prediction has been available until now. The main challenges include the difficulty of mathematically mapping a qualitative descr... | [
"q-bio.BM",
"q-bio.GN"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "e tøstesen_1",
"name": "Eivind Tøstesen",
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},
{
"author_id": "g sandve_1",
"name": "Geir [\"Kjetil\",\"Ferkingstad\"] Sandve",
"publication_history": null,
"h_index": nu... | null |
15836176 | 0806.2106 | 2008-06-12 | Diversity-induced resonance in a system of globally coupled linear oscillators | The purpose of this paper to analyze in some detail the arguably simplest case of diversity-induced reseonance: that of a system of globally-coupled linear oscillators subjected to a periodic forcing. Diversity appears as the parameters characterizing each oscillator, namely its mass, internal frequency and damping coe... | [
"nlin.AO",
"nlin.CD"
] | null | [
"target.author.publication_history"
] | [
{
"corpus_id": "22932281",
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}
] | [
{
"author_id": "r toral_1",
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},
{
"author_id": "e hernández‐garcía_1",
"name": "Emilio Hernández‐García",
"publication_history": null,
"h_index": null,
"num_pa... | null |
12248529 | 0806.2098 | 2008-06-12 | Rotational spectroscopy of isotopic vinyl cyanide, H$_2$C=CH$-$C$\equiv$N, in the laboratory and in space | The rotational spectra of singly substituted $^{13}$C and $^{15}$N isotopic species of vinyl cyanide have been studied in natural abundances between 64 and 351 GHz. In combination with previous results, greatly improved spectroscopic parameters have been obtained which in turn helped to identify transitions of the $^{1... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14370601 | 0806.2040 | 2008-06-12 | The Red Sequence of High-Redshift Clusters: a Comparison with Cosmological Galaxy Formation Models | We compare the results from a semi-analytic model of galaxy formation with spectro-photometric observations of distant galaxy clusters observed in the range 0.8< z< 1.3. We investigate the properties of their red sequence (RS) galaxies and compare them with those of the field at the same redshift. In our model we find ... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
263793473 | 0806.2108 | 2008-06-12 | How Xenopus laevis embryos replicate reliably: investigating the random-completion problem | DNA synthesis in \textit{Xenopus} frog embryos initiates stochastically in time at many sites (origins) along the chromosome. Stochastic initiation implies fluctuations in the time to complete and may lead to cell death if replication takes longer than the cell cycle time ($\approx 25$ min). Surprisingly, although the ... | [
"q-bio.CB",
"physics.bio-ph"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "s yang_3",
"name": "Scott [\"Cheng‐Hsin\"] Yang",
"publication_history": null,
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},
{
"author_id": "j bechhoefer_1",
"name": "John Bechhoefer",
"publication_history": null,
"h_index": null,
"num_... | null |
18799788 | 0806.2114 | 2008-06-12 | On the excedance sets of colored permutations | We define the excedence set and the excedance word on $G_{r,n}$, generalizing a work of Ehrenborg and Steingrimsson and use the inclusion-exclusion principle to calculate the number of colored permutations having a prescribed excedance word. We show some symmetric properties as Log concavity and unimodality of a specif... | [
"math.CO",
"math.GR"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "e bagno_1",
"name": "Eli Bagno",
"publication_history": null,
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},
{
"author_id": "d garber_1",
"name": "David Garber",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_... | null |
5978703 | 0806.2198 | 2008-06-13 | Capacity-achieving CPM schemes | The pragmatic approach to coded continuous-phase modulation (CPM) is proposed as a capacity-achieving low-complexity alternative to the serially-concatenated CPM (SC-CPM) coding scheme. In this paper, we first perform a selection of the best spectrally-efficient CPM modulations to be embedded into SC-CPM schemes. Then,... | [
"cs.IT",
"math.IT"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "a perotti_1",
"name": "Alberto [\"Giuseppe\"] Perotti",
"publication_history": null,
"h_index": null,
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},
{
"author_id": "a tarable_1",
"name": "Alberto Tarable",
"publication_history": null,
"h_index": null,
"n... | null |
15350493 | 0806.2223 | 2008-06-13 | Search for long-lived particles decaying into electron or photon pairs with the D0 detector | In this Letter we report on a search for long-lived particles that decay into final states with two electrons or photons. Such long-lived particles arise in a variety of theoretical models, like hidden valleys and supersymmetry with gauge-mediated breaking. By precisely reconstructing the direction of the electromagnet... | [
"hep-ex"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "v abazov_1",
"name": "Victor [\"Mukhamedovich\"] Abazov",
"publication_history": null,
"h_index": null,
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},
{
"author_id": "b abbott_2",
"name": "B. Abbott",
"publication_history": null,
"h_index": null,
"num_pa... | null |
12617632 | 0806.2350 | 2008-06-13 | A sharp uniform bound for the distribution of sums of Bernoulli trials | In this note we establish a uniform bound for the distribution of a sum $S_n=X_1+\cdots+X_n$ of independent non-homogeneous Bernoulli trials. Specifically, we prove that $\sigma_n \mathbb{P}(S_n\!=\!j)\leq\eta$ where $\sigma_n$ denotes the standard deviation of $S_n$ and $\eta$ is a universal constant. We compute the b... | [
"math.PR",
"math.CO"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14563896 | 0806.2320 | 2008-06-13 | Revealing the properties of dark matter in the merging cluster MACSJ0025.4-1222 | We constrain the physical nature of dark matter using the newly identified massive merging galaxy cluster MACSJ0025.4-1222. As was previously shown by the example of the Bullet Cluster (1E0657-56), such systems are ideal laboratories for detecting isolated dark matter, and distinguishing between cold dark matter (CDM) ... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
3261364 | 0806.2395 | 2008-06-14 | Ad-hoc Limited Scale-Free Models for Unstructured Peer-to-Peer Networks | Several protocol efficiency metrics (e.g., scalability, search success rate, routing reachability and stability) depend on the capability of preserving structure even over the churn caused by the ad-hoc nodes joining or leaving the network. Preserving the structure becomes more prohibitive due to the distributed and po... | [
"cs.DC"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
28547192 | 0806.2369 | 2008-06-14 | High domain wall velocities due to spin currents perpendicular to the plane | We consider long and narrow spin valves composed of a first magnetic layer with a single domain wall (DW), a normal metal spacer and a second magnetic layer that is a planar or a perpendicular polarizer. For these structures, we study numerically DW dynamics taking into account the spin torques due to the perpendicular... | [
"cond-mat.mtrl-sci"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "a khvalkovskiy_1",
"name": "Alexey Khvalkovskiy",
"publication_history": null,
"h_index": null,
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},
{
"author_id": "k zvezdin_1",
"name": "Konstantin [\"A.\"] Zvezdin",
"publication_history": null,
"h_index": null,
... | null |
261104843 | 0806.2446 | 2008-06-15 | Universal structures in some mean field spin glasses, and an application | We discuss a spin glass reminiscent of the Random Energy Model, which allows in particular to recast the Parisi minimization into a more classical Gibbs variational principle, thereby shedding some light on the physical meaning of the order parameter of the Parisi theory. As an application, we study the impact of an ex... | [
"math.PR"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
8356477 | 0806.2475 | 2008-06-15 | A mean-field theory for self-propelled particles interacting by velocity alignment mechanisms | A mean-field approach (MFA) is proposed for the analysis of orientational order in a two-dimensional system of stochastic self-propelled particles interacting by local velocity alignment mechanism. The treatment is applied to the cases of ferromagnetic (F) and liquid-crystal (LC) alignment. In both cases, MFA yields a ... | [
"cond-mat.stat-mech",
"cond-mat.other"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
1810317 | 0806.2674 | 2008-06-16 | On Certain Large Random Hermitian Jacobi Matrices with Applications to Wireless Communications | In this paper we study the spectrum of certain large random Hermitian Jacobi matrices. These matrices are known to describe certain communication setups. In particular we are interested in an uplink cellular channel which models mobile users experiencing a soft-handoff situation under joint multicell decoding. Consider... | [
"cs.IT",
"math.IT"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "n levy_3",
"name": "Nathan Levy",
"publication_history": null,
"h_index": null,
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"num_citations": null
},
{
"author_id": "o somekh_1",
"name": "Oren Somekh",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_... | null |
1851014 | 0806.2604 | 2008-06-16 | Canonical toric Fano threefolds | An inductive approach to classifying toric Fano varieties is given. As an application of this technique, we present a classification of the toric Fano threefolds with at worst canonical singularities. Up to isomorphism, there are 674,688 such varieties. | [
"math.AG",
"math.CO"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [
{
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},
{
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}
] | [
{
"author_id": "a kasprzyk_1",
"name": "A. Kasprzyk",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
}
] | null |
7496511 | 0806.2646 | 2008-06-16 | Manifold Learning: The Price of Normalization | We analyze the performance of a class of manifold-learning algorithms that find their output by minimizing a quadratic form under some normalization constraints. This class consists of Locally Linear Embedding (LLE), Laplacian Eigenmap, Local Tangent Space Alignment (LTSA), Hessian Eigenmaps (HLLE), and Diffusion maps.... | [
"stat.ML"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "y goldberg_1",
"name": "Yair Goldberg",
"publication_history": null,
"h_index": null,
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"num_citations": null
},
{
"author_id": "a zakai_0",
"name": "Alon Zakai",
"publication_history": null,
"h_index": null,
"num_papers": null,
"... | null |
5927999 | 0806.2503 | 2008-06-16 | Central limit theorems for eigenvalues in a spiked population model | In a spiked population model, the population covariance matrix has all its eigenvalues equal to units except for a few fixed eigenvalues (spikes). This model is proposed by Johnstone to cope with empirical findings on various data sets. The question is to quantify the effect of the perturbation caused by the spike eige... | [
"math.PR"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
17955916 | 0806.2576 | 2008-06-16 | Continuum elastic modeling of graphene resonators | Starting from an atomistic approach we have derived a hierarchy of successively more simplified continuum elasticity descriptions for modeling the mechanical properties of suspended graphene sheets. The descriptions are validated by applying them to square graphene-based resonators with clamped edges and studying numer... | [
"cond-mat.other"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "j atalaya_1",
"name": "Juan Atalaya",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "a isacsson_1",
"name": "Andreas Isacsson",
"publication_history": null,
"h_index": null,
"num_papers": null... | null |
18786899 | 0806.2400 | 2008-06-16 | The Borexino detector at the Laboratori Nazionali del Gran Sasso | Borexino, a large volume detector for low energy neutrino spectroscopy, is currently running underground at the Laboratori Nazionali del Gran Sasso, Italy. The main goal of the experiment is the real-time measurement of sub MeV solar neutrinos, and particularly of the mono energetic (862 keV) Be7 electron capture neutr... | [
"physics.ins-det",
"astro-ph",
"hep-ex",
"nucl-ex"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
3023357 | 0806.2669 | 2008-06-16 | Local Procrustes for Manifold Embedding: A Measure of Embedding Quality and Embedding Algorithms | We present the Procrustes measure, a novel measure based on Procrustes rotation that enables quantitative comparison of the output of manifold-based embedding algorithms (such as LLE (Roweis and Saul, 2000) and Isomap (Tenenbaum et al, 2000)). The measure also serves as a natural tool when choosing dimension-reduction ... | [
"stat.ML"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [] | [
{
"author_id": "y goldberg_1",
"name": "Yair Goldberg",
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"h_index": null,
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"num_citations": null
},
{
"author_id": "y ritov_1",
"name": "Ya'acov Ritov",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
119246994 | 0806.2573 | 2008-06-16 | Pulsating White Dwarf Stars and Precision Asteroseismology | Galactic history is written in the white dwarf stars. Their surface properties hint at interiors composed of matter under extreme conditions. In the forty years since their discovery, pulsating white dwarf stars have moved from side-show curiosities to center stage as important tools for unraveling the deep mysteries o... | [
"astro-ph"
] | null | [
"target.author.publication_history"
] | [
{
"corpus_id": "9723954",
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},
{
"corpus_id": "10892288",
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},
{
"corpus_id": "14862363",
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},
{
"corpus_id": "6762152",
"num_citations": null
},
{
"corpus_id": "4552167",
"num_citations": null
}
] | [
{
"author_id": "d winget_1",
"name": "Don [\"E.\"] Winget",
"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,
"num_papers"... | null |
31113786 | 0806.2621 | 2008-06-16 | Spin freezing transition and non-Fermi-liquid self-energy in a 3-orbital model | A single-site dynamical mean field study of a three band model with the rotationally invariant interactions appropriate to the t_2g levels of a transition metal oxide reveals a quantum phase transition between a paramagnetic metallic phase and an incoherent metallic phase with frozen moments. The Mott transitions occur... | [
"cond-mat.str-el"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
6179070 | 0806.2682 | 2008-06-16 | Weighted Superimposed Codes and Constrained Integer Compressed Sensing | We introduce a new family of codes, termed weighted superimposed codes (WSCs). This family generalizes the class of Euclidean superimposed codes (ESCs), used in multiuser identification systems. WSCs allow for discriminating all bounded, integer-valued linear combinations of real-valued codewords that satisfy prescribe... | [
"cs.IT",
"math.IT"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "w dai_6",
"name": "Wei Dai",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "o milenkovic_1",
"name": "Olgica Milenkovic",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
18096263 | 0806.2538 | 2008-06-16 | A Pilot Survey for KX QSOs in the UKIDSS Ultra Deep Survey Field | We have undertaken a pilot survey for faint QSOs in the UKIDSS Ultra Deep Survey Field using the KX selection technique. These observations exploit the very deep near-infrared and optical imaging of this field from UKIRT and Subaru to select candidate QSOs based on their VJK colours and morphologies. We determined reds... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
24164658 | 0806.2875 | 2008-06-17 | Quantitative Imaging of Single, Unstained Viruses with Coherent X-rays | Since Perutz, Kendrew and colleagues unveiled the structure of hemoglobin and myoglobin based on X-ray diffraction analysis in the 1950s, X-ray crystallography has become the primary methodology used to determine the 3D structure of macromolecules. However, biological specimens such as cells, organelles, viruses and ma... | [
"physics.bio-ph",
"physics.optics"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
7062339 | 0806.2780 | 2008-06-17 | Stationary max-stable fields associated to negative definite functions | Let $W_i,i\in{\mathbb{N}}$, be independent copies of a zero-mean Gaussian process $\{W(t),t\in{\mathbb{R}}^d\}$ with stationary increments and variance $\sigma^2(t)$. Independently of $W_i$, let $\sum_{i=1}^{\infty}\delta_{U_i}$ be a Poisson point process on the real line with intensity $e^{-y} dy$. We show that the la... | [
"math.PR"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
5176251 | 0806.2831 | 2008-06-17 | Supervised functional classification: A theoretical remark and some comparisons | The problem of supervised classification (or discrimination) with functional data is considered, with a special interest on the popular k-nearest neighbors (k-NN) classifier. First, relying on a recent result by Cerou and Guyader (2006), we prove the consistency of the k-NN classifier for functional data whose distribu... | [
"stat.ML"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16546526 | 0806.3023 | 2008-06-18 | A Random Search Framework for Convergence Analysis of Distributed Beamforming with Feedback | The focus of this work is on the analysis of transmit beamforming schemes with a low-rate feedback link in wireless sensor/relay networks, where nodes in the network need to implement beamforming in a distributed manner. Specifically, the problem of distributed phase alignment is considered, where neither the transmitt... | [
"cs.DC",
"cs.IT",
"math.IT"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "c lin_116",
"name": "Che Lin",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "v veeravalli_1",
"name": "Venugopal [\"V.\"] Veeravalli",
"publication_history": null,
"h_index": null,
"num_paper... | null |
10414859 | 0806.3015 | 2008-06-18 | Randomized Methods for Linear Constraints: Convergence Rates and Conditioning | We study randomized variants of two classical algorithms: coordinate descent for systems of linear equations and iterated projections for systems of linear inequalities. Expanding on a recent randomized iterated projection algorithm of Strohmer and Vershynin for systems of linear equations, we show that, under appropri... | [
"math.OC",
"cs.NA"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
9870998 | 0806.2970 | 2008-06-18 | Multivariate spacings based on data depth: I. Construction of nonparametric multivariate tolerance regions | This paper introduces and studies multivariate spacings. The spacings are developed using the order statistics derived from data depth. Specifically, the spacing between two consecutive order statistics is the region which bridges the two order statistics, in the sense that the region contains all the points whose dept... | [
"math.ST",
"stat.TH"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
5691589 | 0806.2914 | 2008-06-18 | Admissible predictive density estimation | Let $X|\mu\sim N_p(\mu,v_xI)$ and $Y|\mu\sim N_p(\mu,v_yI)$ be independent $p$-dimensional multivariate normal vectors with common unknown mean $\mu$. Based on observing $X=x$, we consider the problem of estimating the true predictive density $p(y|\mu)$ of $Y$ under expected Kullback--Leibler loss. Our focus here is th... | [
"math.ST",
"stat.TH"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "l brown_7",
"name": "Lawrence [\"D.\"] Brown",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "e george_5",
"name": "Edward [\"I.\"] George",
"publication_history": null,
"h_index": null,
"num_... | null |
13454628 | 0806.2991 | 2008-06-18 | On Information Rates of the Fading Wyner Cellular Model via the Thouless Formula for the Strip | We apply the theory of random Schr\"odinger operators to the analysis of multi-users communication channels similar to the Wyner model, that are characterized by short-range intra-cell broadcasting. With $H$ the channel transfer matrix, $HH^\dagger$ is a narrow-band matrix and in many aspects is similar to a random Sch... | [
"cs.IT",
"math.IT"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "n levy_3",
"name": "Nathan Levy",
"publication_history": null,
"h_index": null,
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{
"author_id": "o zeitouni_1",
"name": "Ofer Zeitouni",
"publication_history": null,
"h_index": null,
"num_papers": null,
"... | null |
3922355 | 0806.2933 | 2008-06-18 | On the ergodicity of the adaptive Metropolis algorithm on unbounded domains | This paper describes sufficient conditions to ensure the correct ergodicity of the Adaptive Metropolis (AM) algorithm of Haario, Saksman and Tamminen [Bernoulli 7 (2001) 223--242] for target distributions with a noncompact support. The conditions ensuring a strong law of large numbers require that the tails of the targ... | [
"math.PR",
"math.ST",
"stat.TH"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
17359156 | 0806.3021 | 2008-06-18 | The ALHAMBRA Project: A large area multi medium-band optical and NIR photometric survey | (ABRIDGED) We describe the first results of the ALHAMBRA survey which provides cosmic tomography of the evolution of the contents of the Universe over most of Cosmic history. Our approach employs 20 contiguous, equal-width, medium-band filters covering from 3500 to 9700 A, plus the JHKs bands, to observe an area of 4 s... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14957700 | 0806.3024 | 2008-06-18 | Rates of contraction of posterior distributions based on Gaussian process priors | We derive rates of contraction of posterior distributions on nonparametric or semiparametric models based on Gaussian processes. The rate of contraction is shown to depend on the position of the true parameter relative to the reproducing kernel Hilbert space of the Gaussian process and the small ball probabilities of t... | [
"math.ST",
"stat.TH"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
3111233 | 0806.3237 | 2008-06-19 | The Arecibo Legacy Fast ALFA Survey: VI. Second HI Source Catalog of the Virgo Cluster Region | We present the third installment of HI sources extracted from the Arecibo Legacy Fast ALFA extragalactic survey. This dataset continues the work of the Virgo ALFALFA catalog. The catalogs and spectra published here consist of data obtained during the 2005 and 2006 observing sessions of the survey. The catalog consists ... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
119252142 | 0806.3219 | 2008-06-19 | Dynamics of F/D networks: the role of bound states | We study, via numerical experiments, the role of bound states in the evolution of cosmic superstring networks, being composed by p F-strings, q D-strings and (p,q) bound states. We find robust evidence for scaling of all three components of the network, independently of initial conditions. The novelty of our numerical ... | [
"hep-th",
"astro-ph",
"gr-qc",
"hep-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
17343265 | 0806.3248 | 2008-06-19 | Maximum Likelihood Drift Estimation for Multiscale Diffusions | We study the problem of parameter estimation using maximum likelihood for fast/slow systems of stochastic differential equations. Our aim is to shed light on the problem of model/data mismatch at small scales. We consider two classes of fast/slow problems for which a closed coarse-grained equation for the slow variable... | [
"math.ST",
"math.PR",
"stat.ME",
"stat.TH"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "a papavasiliou_1",
"name": "Anastasia Papavasiliou",
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},
{
"author_id": "g pavliotis_1",
"name": "Grigorios [\"A.\"] Pavliotis",
"publication_history": null,
"h_index": ... | null |
3132374 | 0806.3246 | 2008-06-19 | Broadcasting with side information | A sender holds a word x consisting of n blocks x_i, each of t bits, and wishes to broadcast a codeword to m receivers, R_1,...,R_m. Each receiver R_i is interested in one block, and has prior side information consisting of some subset of the other blocks. Let \beta_t be the minimum number of bits that has to be transmi... | [
"cs.IT",
"math.IT"
] | null | [
"target.author.publication_history",
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] | [
{
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] | [
{
"author_id": "n alon_2",
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{
"author_id": "e lubetzky_1",
"name": "Eyal Lubetzky",
"publication_history": null,
"h_index": null,
"num_papers": null,
"nu... | null |
10164806 | 0806.3265 | 2008-06-19 | Energy transport in jammed sphere packings | We calculate the normal modes of vibration in jammed sphere packings to obtain the energy diffusivity, a spectral measure of transport. At the boson peak frequency, we find an Ioffe-Regel crossover from a diffusivity that drops rapidly with frequency to one that is nearly frequency-independent. This crossover frequency... | [
"cond-mat.soft"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "n xu_20",
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{
"author_id": "v vitelli_1",
"name": "Vincenzo Vitelli",
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"h_index": null,
"num_papers": null,
"num... | null |
16426269 | 0806.3222 | 2008-06-19 | Sparse Regularization with $l^q$ Penalty Term | We consider the stable approximation of sparse solutions to non-linear operator equations by means of Tikhonov regularization with a subquadratic penalty term. Imposing certain assumptions, which for a linear operator are equivalent to the standard range condition, we derive the usual convergence rate $O(\sqrt{\delta})... | [
"math.FA"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [] | [
{
"author_id": "m grasmair_1",
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{
"author_id": "m haltmeier_1",
"name": "Markus Haltmeier",
"publication_history": null,
"h_index": null,
"num_papers":... | null |
6284034 | 0806.3301 | 2008-06-19 | Fast computation of the median by successive binning | This paper describes a new median algorithm and a median approximation algorithm. The former has O(n) average running time and the latter has O(n) worst-case running time. These algorithms are highly competitive with the standard algorithm when computing the median of a single data set, but are significantly faster in ... | [
"stat.CO",
"cs.DS",
"stat.AP"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
17744658 | 0806.3175 | 2008-06-19 | Lower Bounds for Boxicity | An axis-parallel $b$-dimensional box is a Cartesian product $R_1\times R_2\times...\times R_b$ where $R_i$ is a closed interval of the form $[a_i,b_i]$ on the real line. For a graph $G$, its \emph{boxicity} box(G) is the minimum dimension $b$, such that $G$ is representable as the intersection graph of boxes in $b$-dim... | [
"math.CO"
] | null | [
"target.author.publication_history"
] | [
{
"corpus_id": "10974802",
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] | [
{
"author_id": "a adiga_2",
"name": "Abhijin Adiga",
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},
{
"author_id": "l chandran_1",
"name": "L. [\"Sunil\"] Chandran",
"publication_history": null,
"h_index": null,
"num_papers"... | null |
3446729 | 0806.3258 | 2008-06-19 | Local Search Heuristics For The Multidimensional Assignment Problem | The Multidimensional Assignment Problem (MAP) (abbreviated s-AP in the case of s dimensions) is an extension of the well-known assignment problem. The most studied case of MAP is 3-AP, though the problems with larger values of s also have a large number of applications. We consider several known neighborhoods, generali... | [
"cs.DS"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "d karapetyan_1",
"name": "Daniel Karapetyan",
"publication_history": null,
"h_index": null,
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},
{
"author_id": "g gutin_1",
"name": "Gregory Gutin",
"publication_history": null,
"h_index": null,
"num_papers": nu... | null |
12852360 | 0806.3286 | 2008-06-19 | BART: Bayesian additive regression trees | We develop a Bayesian "sum-of-trees" model where each tree is constrained by a regularization prior to be a weak learner, and fitting and inference are accomplished via an iterative Bayesian backfitting MCMC algorithm that generates samples from a posterior. Effectively, BART is a nonparametric Bayesian regression appr... | [
"stat.ME",
"stat.AP",
"stat.ML"
] | null | [
"target.author.publication_history.key_reference",
"target.key_reference"
] | null | null | null |
18478944 | 0806.3459 | 2008-06-20 | The Evolution of the M_BH-sigma relation Inferred from the Age Distribution of Local Early-Type Galaxies and AGN Evolution | We utilize the local velocity dispersion function (VDF) of spheroids, together with their inferred age--distributions, to predict the VDF at higher redshifts (0<z<6), under the assumption that (i) most of the stars in each nearby spheroid formed in a single episode, and (ii) the velocity dispersion sigma remained nearl... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16645542 | 0806.3403 | 2008-06-20 | Calculating Effective Diffusivities in the Limit of Vanishing Molecular Diffusion | In this paper we study the problem of the numerical calculation (by Monte Carlo Methods) of the effective diffusivity for a particle moving in a periodic divergent-free velocity filed, in the limit of vanishing molecular diffusion. In this limit traditional numerical methods typically fail, since they do not represent ... | [
"math.NA"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [
{
"corpus_id": "53390213",
"num_citations": null
}
] | [
{
"author_id": "g pavliotis_1",
"name": "Grigorios [\"A.\"] Pavliotis",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "a stuart_2",
"name": "Andrew [\"M.\"] Stuart",
"publication_history": null,
"h_index": null,
... | null |
8235005 | 0806.3437 | 2008-06-20 | Quantum and Randomized Lower Bounds for Local Search on Vertex-Transitive Graphs | We study the problem of \emph{local search} on a graph. Given a real-valued black-box function f on the graph's vertices, this is the problem of determining a local minimum of f--a vertex v for which f(v) is no more than f evaluated at any of v's neighbors. In 1983, Aldous gave the first strong lower bounds for the pro... | [
"quant-ph",
"cs.DS"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
55586773 | 0806.3283 | 2008-06-20 | Dynamics of a vortex domain wall in a magnetic nanostrip: an application of the collective coordinate approach | The motion of a vortex domain wall in a ferromagnetic strip of submicron width under the influence of an external magnetic field exhibits three distinct dynamical regimes. In a viscous regime at low fields the wall moves rigidly with a velocity proportional to the field. Above a critical field the viscous motion breaks... | [
"cond-mat.mtrl-sci"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "d clarke_2",
"name": "David [\"J.\"] Clarke",
"publication_history": null,
"h_index": null,
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"num_citations": null
},
{
"author_id": "o tretiakov_1",
"name": "Oleg [\"A.\"] Tretiakov",
"publication_history": null,
"h_index": null,
"n... | null |
18135247 | 0806.3484 | 2008-06-20 | Link invariants, the chromatic polynomial and the Potts model | We study the connections between link invariants, the chromatic polynomial, geometric representations of models of statistical mechanics, and their common underlying algebraic structure. We establish a relation between several algebras and their associated combinatorial and topological quantities. In particular, we def... | [
"math.CO",
"cond-mat.stat-mech",
"math.GT",
"math.QA"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
2063503 | 0806.3421 | 2008-06-20 | Norm Varieties and the Chain Lemma (after Markus Rost) | The goal of this paper is to present proofs of two results of Markus Rost: the Chain Lemma and the Norm Principle. These are the final steps needed to complete the publishable verification of the Bloch-Kato conjecture, that the norm residue maps are isomorphisms between Milnor K-theory $K_n^M(k)/p$ and etale cohomology... | [
"math.KT",
"math.AG"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
18050185 | 0806.3527 | 2008-06-21 | Search for third generation scalar leptoquarks decaying into tau b | We have searched for third generation leptoquarks (LQ3) using 1.05 inverse femtobarns of data collected with the D0 detector at the Fermilab Tevatron Collider operating at sqrt(s)=1.96 TeV. We set a 95% C.L. lower limit of 210 GeV on the mass of a scalar LQ3 state decaying solely to a b quark and a tau lepton. | [
"hep-ex"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "v abazov_1",
"name": "Victor [\"Mukhamedovich\"] Abazov",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "b abbott_2",
"name": "B. Abbott",
"publication_history": null,
"h_index": null,
"num_pa... | null |
17994504 | 0806.3802 | 2008-06-23 | Efficient and Robust Compressed Sensing using High-Quality Expander Graphs | Expander graphs have been recently proposed to construct efficient compressed sensing algorithms. In particular, it has been shown that any $n$-dimensional vector that is $k$-sparse (with $k\ll n$) can be fully recovered using $O(k\log\frac{n}{k})$ measurements and only $O(k\log n)$ simple recovery iterations. In this ... | [
"cs.IT",
"math.IT"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
263796653 | 0806.3791 | 2008-06-23 | An AzTEC 1.1 mm Survey of the GOODS-N Field I: Maps, Catalogue, and Source Statistics | We have conducted a deep and uniform 1.1 mm survey of the GOODS-N field with AzTEC on the James Clerk Maxwell Telescope (JCMT). Here we present the first results from this survey including maps, the source catalogue, and 1.1 mm number-counts. The results presented here were obtained from a 245 sq-arcmin region with nea... | [
"astro-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14255037 | 0806.3634 | 2008-06-23 | Simultaneous Absolute Timing of the Crab Pulsar at Radio and Optical Wavelengths | The Crab pulsar emits across a large part of the electromagnetic spectrum. Determining the time delay between the emission at different wavelengths will allow to better constrain the site and mechanism of the emission. We have simultaneously observed the Crab Pulsar in the optical with S-Cam, an instrument based on Sup... | [
"astro-ph"
] | null | [
"target.author.publication_history"
] | [
{
"corpus_id": "16105787",
"num_citations": null
}
] | [
{
"author_id": "t oosterbroek_1",
"name": "Tim Oosterbroek",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "i cognard_1",
"name": "Ismael Cognard",
"publication_history": null,
"h_index": null,
"num_papers": ... | null |
119294657 | 0806.3763 | 2008-06-23 | Shannon Meets Carnot: Generalized Second Thermodynamic Law | The classical thermodynamic laws fail to capture the behavior of systems with energy Hamiltonian which is an explicit function of the temperature. Such Hamiltonian arises, for example, in modeling information processing systems, like communication channels, as thermal systems. Here we generalize the second thermodynami... | [
"cond-mat.stat-mech"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14603774 | 0806.3727 | 2008-06-23 | On the moduli space of elliptic Maxwell-Chern-Simons theories | We analyze the moduli space of the low-energy limit of 3-dimensional N=3 Maxwell-Chern-Simons theories described by circular quiver diagrams, as for 4-dimensional elliptic models. We define the theories by using D3-NS5-(k,1)5-brane systems with an arbitrary number of fivebranes. The supersymmetry is expected to be enha... | [
"hep-th"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
41280401 | 0806.3665 | 2008-06-23 | Jamming versus Glass Transitions | Recent ideas based on the properties of assemblies of frictionless particles in mechanical equilibrium provide a perspective of amorphous systems different from that offered by the traditional approach originating in liquid theory. The relation, if any, between these two points of view, and the relevance of the former ... | [
"cond-mat.stat-mech"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "r mari_1",
"name": "Romain Mari",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "f krzakala_1",
"name": "Florent Krzakala",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
1032833 | 0806.3653 | 2008-06-23 | Opportunistic Interference Alignment in MIMO Interference Channels | We present two interference alignment techniques such that an opportunistic point-to-point multiple input multiple output (MIMO) link can reuse, without generating any additional interference, the same frequency band of a similar pre-existing primary link. In this scenario, we exploit the fact that under power constrai... | [
"cs.GT",
"cs.IT",
"math.IT"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "s perlaza_1",
"name": "Samir [\"Medina\"] Perlaza",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "m debbah_1",
"name": "Mérouane Debbah",
"publication_history": null,
"h_index": null,
"num_pa... | null |
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