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118503140
1011.4075
2010-11-17
The Brightest Of Reionizing Galaxies Survey: Design and Preliminary Results
We present the first results on the search for very bright (M_AB -21) galaxies at redshift z~8 from the Brightest of Reionizing Galaxies (BoRG) survey. BoRG is a Hubble Space Telescope Wide Field Camera 3 pure-parallel survey that is obtaining images on random lines of sight at high Galactic latitudes in four filters (...
[ "astro-ph.CO" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
14656480
1011.3928
2010-11-17
Exploiting temporal network structures of human interaction to effectively immunize populations
If we can lower the number of people needed to vaccinate for a community to be immune against contagious diseases, we can save resources and life. A key to reach such a lower threshold of immunization is to find and vaccinate people who, through their behavior, are more likely to become infected and effective to spread...
[ "q-bio.PE" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
10580840
1011.4114
2010-11-17
Open Graphs and Monoidal Theories
String diagrams are a powerful tool for reasoning about physical processes, logic circuits, tensor networks, and many other compositional structures. The distinguishing feature of these diagrams is that edges need not be connected to vertices at both ends, and these unconnected ends can be interpreted as the inputs and...
[ "math.CT", "cs.LO" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
119184531
1011.3905
2010-11-17
The giant planet orbiting the cataclysmic binary DP Leonis
Planets orbiting post-common envelope binaries provide fundamental information on planet formation and evolution, especially for the yet nearly unexplored class of circumbinary planets. We searched for such planets in \odp, an eclipsing short-period binary, which shows long-term eclipse-time variations. Using published...
[ "astro-ph.SR", "astro-ph.EP" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "14243402", "num_citations": null }, { "corpus_id": "14152006", "num_citations": null }, { "corpus_id": "96441672", "num_citations": null }, { "corpus_id": "17284811", "num_citations": null }, { "corpus_id": "53702506", "num_citations": null }...
[ { "author_id": "k beuermann_1", "name": "Klaus [\"P.\"] Beuermann", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "j buhlmann_0", "name": "J. Buhlmann", "publication_history": null, "h_index": null, "num_pape...
null
59246330
1011.4073
2010-11-17
The ELM Survey. II. Twelve Binary White Dwarf Merger Systems
We describe new radial velocity and X-ray observations of extremely low-mass white dwarfs (ELM WDs, ~0.2 Msol) in the Sloan Digital Sky Survey Data Release 4 and the MMT Hypervelocity Star survey. We identify four new short period binaries, including two merger systems. These observations bring the total number of shor...
[ "astro-ph.GA" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
7653015
1011.3900
2010-11-17
Quantum filtering for systems driven by fermion fields
Recent developments in quantum technology mean that is it now possible to manipulate systems and measure fermion fields (e.g. reservoirs of electrons) at the quantum level. This progress has motivated some recent work on filtering theory for quantum systems driven by fermion fields by Korotkov, Milburn and others. The ...
[ "quant-ph" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "17016809", "num_citations": null } ]
[ { "author_id": "j gough_1", "name": "John [\"Edward\"] Gough", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "m guţă_1", "name": "Mădălin Guţă", "publication_history": null, "h_index": null, "num_papers": nul...
null
119237437
1011.3984
2010-11-17
Formal similarity between mathematical structures of electrodynamics and quantum mechanics
Electromagnetic phenomena can be described by Maxwell equations written for the vectors of electric and magnetic field. Equivalently, electrodynamics can be reformulated in terms of an electromagnetic vector potential. We demonstrate that the Schr\"odinger equation admits an analogous treatment. We present a Lagrangian...
[ "quant-ph" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "a deriglazov_1", "name": "Alexei [\"A.\"] Deriglazov", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null } ]
null
55570831
1011.4006
2010-11-17
The impact of primordial supersonic flows on early structure formation, reionization and the lowest-mass dwarf galaxies
Tseliakhovich & Hirata recently discovered that higher-order corrections to the cosmological linear-perturbation theory lead to supersonic coherent baryonic flows just after recombination (i.e. z~1020), with rms velocities of ~30 km/s relative to the underlying dark-matter distribution, on comoving scales of ~<3 Mpc/h....
[ "astro-ph.CO" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
342976
1011.4088
2010-11-17
An Introduction to Conditional Random Fields
Often we wish to predict a large number of variables that depend on each other as well as on other observed variables. Structured prediction methods are essentially a combination of classification and graphical modeling, combining the ability of graphical models to compactly model multivariate data with the ability of ...
[ "stat.ML" ]
null
[ "target.author.publication_history.key_reference", "target.key_reference" ]
null
null
null
12658454
1011.4028
2010-11-17
On the approximation ability of evolutionary optimization with application to minimum set cover
Evolutionary algorithms (EAs) are heuristic algorithms inspired by natural evolution. They are often used to obtain satisficing solutions in practice. In this paper, we investigate a largely underexplored issue: the approximation performance of EAs in terms of how close the solution obtained is to an optimal solution. ...
[ "cs.NE" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "y yu_40", "name": "Yang Yu", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "x yao_27", "name": "Xin Yao", "publication_history": null, "h_index": null, "num_papers": null, "num_citations":...
null
73647407
1011.4009
2010-11-17
The outburst and nature of two young eruptive stars in the North America/Pelican Nebula Complex
Context. In August 2010, the sudden optical brightening of two young stellar objects, located in the North America/Pelican Nebula Complex, was announced. Early observations indicated that these objects may belong to the FUor or EXor class of young eruptive stars. The eruptions of FUors and EXors are often explained by ...
[ "astro-ph.SR" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
7851677
1011.4071
2010-11-17
Supervised Random Walks: Predicting and Recommending Links in Social Networks
Predicting the occurrence of links is a fundamental problem in networks. In the link prediction problem we are given a snapshot of a network and would like to infer which interactions among existing members are likely to occur in the near future or which existing interactions are we missing. Although this problem has b...
[ "cs.SI", "cs.AI", "cs.DS", "physics.soc-ph", "stat.ML" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[]
[ { "author_id": "l backstrom_1", "name": "Lars Backstrom", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "j leskovec_1", "name": "Jure Leskovec", "publication_history": null, "h_index": null, "num_papers": nul...
null
118143929
1011.3995
2010-11-17
Quantitative Isoperimetric Inequalities on the Real Line
In a recent paper A. Cianchi, N. Fusco, F. Maggi, and A. Pratelli have shown that, in the Gauss space, a set of given measure and almost minimal Gauss boundary measure is necessarily close to be a half-space. Using only geometric tools, we extend their result to all symmetric log-concave measures \mu on the real line. ...
[ "math.PR" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "y castro_1", "name": "Yohann [\"de\"] Castro", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null } ]
null
117269078
1011.4007
2010-11-17
Enhancing heat transfer in nanofluids by carbon nanofins
Nanofluids are suspensions of nanoparticles and fibers which have recently attracted much attention due to their superior thermal properties. Here, nanofluids are studied in the sense of nanofins transversally attached to a surface, so that dispersion within a fluid is mainly dictated by design and manufacturing proces...
[ "cond-mat.mes-hall" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "e chiavazzo_1", "name": "Eliodoro Chiavazzo", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "p asinari_1", "name": "Pietro Asinari", "publication_history": null, "h_index": null, "num_papers":...
null
119195219
1011.3946
2010-11-17
Source extraction and photometry for the far-infrared and sub-millimeter continuum in the presence of complex backgrounds
(Abridged) We present a new method for detecting and measuring compact sources in conditions of intense, and highly variable, fore/background. While all most commonly used packages carry out the source detection over the signal image, our proposed method builds from the measured image a "curvature" image by double-diff...
[ "astro-ph.GA" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
30616044
1011.4150
2010-11-18
A Massive Progenitor of the Luminous Type IIn Supernova 2010jl
The bright, nearby, recently discovered supernova SN2010jl is a member of the rare class of relatively luminous Type~IIn events. Here we report archival HST observations of its host galaxy UGC5189A taken roughly 10yr prior to explosion, as well as early-time optical spectra of the SN. The HST images reveal a bright, bl...
[ "astro-ph.SR", "astro-ph.GA", "astro-ph.HE" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
14248837
1011.4328
2010-11-18
Graphical Models Concepts in Compressed Sensing
This paper surveys recent work in applying ideas from graphical models and message passing algorithms to solve large scale regularized regression problems. In particular, the focus is on compressed sensing reconstruction via ell_1 penalized least-squares (known as LASSO or BPDN). We discuss how to derive fast approxima...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
17206257
1011.4161
2010-11-18
Community characterization of heterogeneous complex systems
We introduce an analytical statistical method to characterize the communities detected in heterogeneous complex systems. By posing a suitable null hypothesis, our method makes use of the hypergeometric distribution to assess the probability that a given property is over-expressed in the elements of a community with res...
[ "physics.soc-ph", "cs.SI", "physics.data-an" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
17018326
1011.4324
2010-11-18
Moment-Based Spectral Analysis of Large-Scale Networks Using Local Structural Information
The eigenvalues of matrices representing the structure of large-scale complex networks present a wide range of applications, from the analysis of dynamical processes taking place in the network to spectral techniques aiming to rank the importance of nodes in the network. A common approach to study the relationship betw...
[ "cs.SI", "cs.SY", "math.DS", "math.OC", "physics.data-an", "physics.soc-ph" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "6993661", "num_citations": null } ]
[ { "author_id": "v preciado_1", "name": "Victor [\"M.\"] Preciado", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "a jadbabaie_1", "name": "Ali Jadbabaie", "publication_history": null, "h_index": null, "num_pa...
null
20320754
1309.6635
2010-11-18
The Neutron Star Mass Distribution
In recent years, the number of pulsars with secure mass measurements has increased to a level that allows us to probe the underlying neutron star (NS) mass distribution in detail. We critically review the radio pulsar mass measurements. For the first time, we are able to analyze a sizable population of NSs with a flexi...
[ "astro-ph.GA", "astro-ph.SR", "stat.AP" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "5593094", "num_citations": null }, { "corpus_id": "14120793", "num_citations": null }, { "corpus_id": "119085893", "num_citations": null } ]
[ { "author_id": "b kiziltan_1", "name": "Bülent Kiziltan", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "a kottas_0", "name": "Athanasios Kottas", "publication_history": null, "h_index": null, "num_papers": n...
null
118269826
1011.4145
2010-11-18
A short and elementary proof of Hanner's theorem
Hanner's theorem is a classical theorem in the theory of retracts and extensors in topological spaces, which states that a local ANE is an ANE. While Hanner's original proof of the theorem is quite simple for separable spaces, it is rather involved for the general case. We provide a proof which is not only short, but a...
[ "math.GN", "math.GT" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "a feragen_1", "name": "Aasa Feragen", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null } ]
null
16381060
1011.4188
2010-11-18
Rescaling, thinning or complementing? On goodness-of-fit procedures for point process models and Generalized Linear Models
Generalized Linear Models (GLMs) are an increasingly popular framework for modeling neural spike trains. They have been linked to the theory of stochastic point processes and researchers have used this relation to assess goodness-of-fit using methods from point-process theory, e.g. the time-rescaling theorem. However, ...
[ "q-bio.NC" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "f gerhard_1", "name": "Felipe Gerhard", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "w gerstner_1", "name": "Wulfram Gerstner", "publication_history": null, "h_index": null, "num_papers": nu...
null
1823428
1011.4134
2010-11-18
Identifiability of Large Phylogenetic Mixture Models
Phylogenetic mixture models are statistical models of character evolution allowing for heterogeneity. Each of the classes in some unknown partition of the characters may evolve by different processes, or even along different trees. The fundamental question of whether parameters of such a model are identifiable is diffi...
[ "q-bio.PE", "math.AG", "math.ST", "stat.TH" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
54990185
1011.4298
2010-11-18
All-sky Galactic radiation at 45 MHz and spectral index between 45 and 408 MHz
Aims: We study the Galactic large-scale synchrotron emission by generating a reliable all-sky spectral index map and temperature map at 45 MHz. Methods: We use our observations, the published all-sky map at 408 MHz, and a bibliographical compilation to produce a map corrected for zero-level offset and extragalactic con...
[ "astro-ph.GA" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
119272372
1011.4310
2010-11-18
Combinatorial theorems in sparse random sets
We develop a new technique that allows us to show in a unified way that many well-known combinatorial theorems, including Tur\'an's theorem, Szemer\'edi's theorem and Ramsey's theorem, hold almost surely inside sparse random sets. For instance, we extend Tur\'an's theorem to the random setting by showing that for every...
[ "math.CO", "math.NT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
119189889
1011.4380
2010-11-19
Inferring the magnetic field vector in the quiet Sun. I. Photon noise and Selection Criteria
In the past, spectropolarimetric data from Hinode/SP has been employed to infer the distribution of the magnetic field vector in the quiet Sun. While some authors have found predominantly horizontal magnetic fields, others favor an isotropic distribution. In this paper, we investigate whether it is actually possible to...
[ "astro-ph.SR" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
3838596
1011.4370
2010-11-19
Central limit theorem for the robust log-regression wavelet estimation of the memory parameter in the Gaussian semi-parametric context
In this paper, we study robust estimators of the memory parameter d of a (possibly) non stationary Gaussian time series with generalized spectral density f. This generalized spectral density is characterized by the memory parameter d and by a function f* which specifies the short-range dependence structure of the proce...
[ "math.ST", "stat.TH" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
27143254
1011.4487
2010-11-19
The Shape and Profile of the Milky Way Halo as Seen by the CFHT Legacy Survey
We use Canada-France-Hawaii Telescope Legacy Survey data for 170 deg^2, recalibrated and transformed to the Sloan Digital Sky Survey ugri photometric system, to study the distribution of near-turnoff main-sequence stars in the Galactic halo along four lines of sight to heliocentric distances of ~35 kpc. We find that th...
[ "astro-ph.GA" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
119099360
1011.4491
2010-11-19
On AGT Relations with Surface Operator Insertion and Stationary Limit of Beta-Ensembles
We present a summary of current knowledge about the AGT relations for conformal blocks with additional insertion of the simplest degenerate operator, and a special choice of the corresponding intermediate dimension, when the conformal blocks satisfy hypergeometric-type differential equations in position of the degenera...
[ "hep-th" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
118606419
1011.4506
2010-11-19
The metallicity of the long GRB hosts and the Fundamental Metallicity Relation of low-mass galaxies
We investigate the metallicity properties of host galaxies of long Gamma-ray Bursts (GRBs) in the light of the Fundamental Metallicity Relation (FMR), the tight dependence of metallicity on mass and SFR recently discovered for SDSS galaxies with stellar masses above 10^9.2 Msun. As most of the GRB hosts have masses bel...
[ "astro-ph.CO" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
119526269
1011.4499
2010-11-19
A Functional Approach to FBSDEs and Its Application in Optimal Portfolios
In Liang et al (2009), the current authors demonstrated that BSDEs can be reformulated as functional differential equations, and as an application, they solved BSDEs on general filtered probability spaces. In this paper the authors continue the study of functional differential equations and demonstrate how such approac...
[ "math.PR", "q-fin.PM" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "g liang_1", "name": "Gechun Liang", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "t lyons_3", "name": "Terry Lyons", "publication_history": null, "h_index": null, "num_papers": null, "num...
null
7921839
1011.4362
2010-11-19
Should one compute the Temporal Difference fix point or minimize the Bellman Residual? The unified oblique projection view
We investigate projection methods, for evaluating a linear approximation of the value function of a policy in a Markov Decision Process context. We consider two popular approaches, the one-step Temporal Difference fix-point computation (TD(0)) and the Bellman Residual (BR) minimization. We describe examples, where each...
[ "cs.AI" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
16027483
1011.4434
2010-11-19
Strongly Regular Graphs Constructed from $p$-ary Bent Functions
In this paper, we generalize the construction of strongly regular graphs in [Y. Tan et al., Strongly regular graphs associated with ternary bent functions, J. Combin.Theory Ser. A (2010), 117, 668-682] from ternary bent functions to $p$-ary bent functions, where $p$ is an odd prime. We obtain strongly regular graphs wi...
[ "math.CO" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "y chee_1", "name": "Yeow [\"Meng\"] Chee", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "y tan_45", "name": "Yin Tan", "publication_history": null, "h_index": null, "num_papers": null, "n...
null
487515
1011.4404
2010-11-19
The time resolution of the St. Petersburg paradox
A resolution of the St. Petersburg paradox is presented. In contrast to the standard resolution, utility is not required. Instead, the time-average performance of the lottery is computed. The final result can be phrased mathematically identically to Daniel Bernoulli's resolution, which uses logarithmic utility, but is ...
[ "math.PR", "cond-mat.stat-mech", "q-fin.RM" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
1648019
1011.4366
2010-11-19
Coverage games in small cells networks
This paper considers the problem of cooperative power control in distributed small cell wireless networks. We introduce a novel framework, based on repeated games, which models the interactions of the different transmit base stations in the downlink. By exploiting the specific structure of the game, we show that we can...
[ "cs.GT", "cs.NI" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "m treust_1", "name": "Maël [\"Le\"] Treust", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "h tembine_1", "name": "Hamidou Tembine", "publication_history": null, "h_index": null, "num_papers":...
null
16107012
1011.4604
2010-11-20
An Alternating Direction Method for Finding Dantzig Selectors
In this paper, we study the alternating direction method for finding the Dantzig selectors, which are first introduced in [8]. In particular, at each iteration we apply the nonmonotone gradient method proposed in [17] to approximately solve one subproblem of this method. We compare our approach with a first-order metho...
[ "stat.CO" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "14614144", "num_citations": null } ]
[ { "author_id": "z lu_2", "name": "Zhaosong Lu", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "t pong_1", "name": "Ting [\"Kei\"] Pong", "publication_history": null, "h_index": null, "num_papers": null, "...
null
117995420
1011.6324
2010-11-20
A generalization of a trace inequality for positive definite matrices
In this note we generalize the trace inequality derived by [1] to the case where the number of terms of the sum (denoted by K) is arbitrary.
[ "math.FA" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "e belmega_1", "name": "Elena [\"Veronica\"] Belmega", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "m jungers_0", "name": "Marc Jungers", "publication_history": null, "h_index": null, "num_pa...
null
119610774
1011.6325
2010-11-20
A trace inequality for positive definite matrices
In this note we prove that Tr (MN+ PQ)>= 0 when the following two conditions are met: (i) the matrices M, N, P, Q are structured as follows: M = A -B, N = inv(B)-inv(A), P = C-D, Q =inv (B+D)-inv(A+C), where inv(X) denotes the inverse matrix of X (ii) A, B are positive definite matrices and C, D are positive semidefini...
[ "math.FA" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "e belmega_1", "name": "Elena [\"Veronica\"] Belmega", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "s lasaulce_1", "name": "Samson Lasaulce", "publication_history": null, "h_index": null, "nu...
null
18409514
1011.4597
2010-11-20
Energy-Efficient Precoding for Multiple-Antenna Terminals
The problem of energy-efficient precoding is investigated when the terminals in the system are equipped with multiple antennas. Considering static and fast-fading multiple-input multiple-output (MIMO) channels, the energy-efficiency is defined as the transmission rate to power ratio and shown to be maximized at low tra...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[]
[ { "author_id": "e belmega_1", "name": "Elena [\"Veronica\"] Belmega", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "s lasaulce_1", "name": "Samson Lasaulce", "publication_history": null, "h_index": null, "nu...
null
8661658
1011.4602
2010-11-20
Gaussian Broadcast Channels with an Orthogonal and Bidirectional Cooperation Link
This paper considers a system where one transmitter broadcasts a single common message to two receivers linked by a bidirectional cooperation channel, which is assumed to be orthogonal to the downlink channel. Assuming a simplified setup where, in particular, scalar relaying protocols are used and channel coding is not...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "e belmega_1", "name": "Elena [\"Veronica\"] Belmega", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "b djeumou_1", "name": "Brice Djeumou", "publication_history": null, "h_index": null, "num_p...
null
5783153
1011.4644
2010-11-20
Stochastic blockmodels with growing number of classes
We present asymptotic and finite-sample results on the use of stochastic blockmodels for the analysis of network data. We show that the fraction of misclassified network nodes converges in probability to zero under maximum likelihood fitting when the number of classes is allowed to grow as the root of the network size ...
[ "math.ST", "cs.SI", "stat.ME", "stat.ML", "stat.TH" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
119137600
1011.4617
2010-11-20
From the Ginzburg-Landau model to vortex lattice problems
We study minimizers of the two-dimensional Ginzburg-Landau energy with applied magnetic field, between the first and second critical fields. In this regime, minimizing configurations exhibit densely packed hexagonal vortex lattices, called Abrikosov lattices. We derive, in some asymptotic regime, a limiting interaction...
[ "math.AP", "math-ph", "math.MP" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
15084197
1011.4615
2010-11-20
Generalized Tree-Based Wavelet Transform
In this paper we propose a new wavelet transform applicable to functions defined on graphs, high dimensional data and networks. The proposed method generalizes the Haar-like transform proposed in [1], and it is defined via a hierarchical tree, which is assumed to capture the geometry and structure of the input data. It...
[ "cs.CV" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
6490236
1011.4632
2010-11-20
Random Projections for $k$-means Clustering
This paper discusses the topic of dimensionality reduction for $k$-means clustering. We prove that any set of $n$ points in $d$ dimensions (rows in a matrix $A \in \RR^{n \times d}$) can be projected into $t = \Omega(k / \eps^2)$ dimensions, for any $\eps \in (0,1/3)$, in $O(n d \lceil \eps^{-2} k/ \log(d) \rceil )$ ti...
[ "cs.AI", "cs.DS" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[]
[ { "author_id": "c boutsidis_1", "name": "Christos Boutsidis", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "a zouzias_1", "name": "Anastasios Zouzias", "publication_history": null, "h_index": null, "num_pape...
null
119234944
1011.4959
2010-11-22
The First Systematic Study of Type Ibc Supernova Multi-band Light Curves
We present detailed optical photometry for 25 Type Ibc supernovae within d\approx150 Mpc obtained with the robotic Palomar 60-inch telescope in 2004-2007. This study represents the first uniform, systematic, and statistical sample of multi-band SNe Ibc light curves available to date. We correct the light curves for hos...
[ "astro-ph.CO" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
1052994
1011.4910
2010-11-22
Sensor Selection for Event Detection in Wireless Sensor Networks
We consider the problem of sensor selection for event detection in wireless sensor networks (WSNs). We want to choose a subset of p out of n sensors that yields the best detection performance. As the sensor selection optimality criteria, we propose the Kullback-Leibler and Chernoff distances between the distributions o...
[ "cs.IT", "math.IT", "stat.AP" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "d bajović_1", "name": "Dragana Bajović", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "b sinopoli_1", "name": "Bruno Sinopoli", "publication_history": null, "h_index": null, "num_papers": nul...
null
260437894
1011.4748
2010-11-22
Combinatorial Network Optimization with Unknown Variables: Multi-Armed Bandits with Linear Rewards
In the classic multi-armed bandits problem, the goal is to have a policy for dynamically operating arms that each yield stochastic rewards with unknown means. The key metric of interest is regret, defined as the gap between the expected total reward accumulated by an omniscient player that knows the reward means for ea...
[ "math.OC", "cs.LG", "cs.NI", "math.PR" ]
null
[ "target.author.publication_history.key_reference", "target.key_reference" ]
null
null
null
9683503
1011.4935
2010-11-22
Strong direct product theorems for quantum communication and query complexity
A strong direct product theorem (SDPT) states that solving n instances of a problem requires Omega(n) times the resources for a single instance, even to achieve success probability exp(-Omega(n)). We prove that quantum communication complexity obeys an SDPT whenever the communication lower bound for a single instance i...
[ "cs.CC", "quant-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
10127959
1011.4969
2010-11-22
Learning in A Changing World: Restless Multi-Armed Bandit with Unknown Dynamics
We consider the restless multi-armed bandit (RMAB) problem with unknown dynamics in which a player chooses M out of N arms to play at each time. The reward state of each arm transits according to an unknown Markovian rule when it is played and evolves according to an arbitrary unknown random process when it is passive....
[ "math.OC", "cs.LG", "math.PR" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
6604810
1011.4833
2010-11-22
A Logical Charaterisation of Ordered Disjunction
In this paper we consider a logical treatment for the ordered disjunction operator 'x' introduced by Brewka, Niemel\"a and Syrj\"anen in their Logic Programs with Ordered Disjunctions (LPOD). LPODs are used to represent preferences in logic programming under the answer set semantics. Their semantics is defined by first...
[ "cs.LO", "cs.AI" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
119714767
1011.4874
2010-11-22
Comparing, Optimising and Benchmarking Quantum Control Algorithms in a Unifying Programming Framework
For paving the way to novel applications in quantum simulation, computation, and technology, increasingly large quantum systems have to be steered with high precision. It is a typical task amenable to numerical optimal control to turn the time course of pulses, i.e. piecewise constant control amplitudes, iteratively in...
[ "quant-ph", "math.OC" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
8001580
1011.5021
2010-11-22
Performance Comparison of Link, Node and Zone Disjoint Multi-path Routing Strategies and Minimum Hop Single Path Routing for Mobile Ad Hoc Networks
The high-level contribution of this paper is a simulation-based analysis to evaluate the tradeoffs between lifetime and hop count of link-disjoint, node-disjoint and zone-disjoint multi-path routes vis-\`a-vis single-path minimum hop routes for mobile ad hoc networks. The link-disjoint, node-disjoint and zone-disjoint ...
[ "cs.NI" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "n meghanathan_1", "name": "Natarajan Meghanathan", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null } ]
null
4425891
1011.4918
2010-11-22
Images of a fourth planet orbiting HR 8799
High-contrast near-infrared imaging of the nearby star HR 8799 has shown three giant planets. Such images were possible due to the wide orbits (> 25 AU) and youth (< 100 Myr) of the imaged planets, which are still hot and bright as they radiate away gravitational energy acquired during their formation. A major area of ...
[ "astro-ph.EP" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
56204861
1011.4720
2010-11-22
On the Frequency of Jupiter Analogs
The Anglo-Australian Planet Search has now accumulated 12 years of radial-velocity data with long-term instrumental precision better than 3 m/s. In this paper, we expand on earlier simulation work, to probe the frequency of near-circular, long-period gas-giant planets residing at orbital distances of 3-6 AU -- the so-c...
[ "astro-ph.EP" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
119196411
1011.4909
2010-11-22
On the angular momentum evolution of fully-convective stars: rotation periods for field M-dwarfs from the MEarth transit survey
We present rotation period measurements for 41 field M-dwarfs, all of which have masses inferred (from their parallaxes and 2MASS K-band magnitudes) to be between the hydrogen burning limit and 0.35 Msol, and thus should remain fully-convective throughout their lifetimes. We measure a wide range of rotation periods, fr...
[ "astro-ph.SR" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
27413339
1011.4832
2010-11-22
Variational approximation for heteroscedastic linear models and matching pursuit algorithms
Modern statistical applications involving large data sets have focused attention on statistical methodologies which are both efficient computationally and able to deal with the screening of large numbers of different candidate models. Here we consider computationally efficient variational Bayes approaches to inference ...
[ "stat.ME", "stat.ML" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "d nott_1", "name": "David [\"J.\"] Nott", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "m tran_10", "name": "Minh-Ngoc Tran", "publication_history": null, "h_index": null, "num_papers": null,...
null
118406273
1011.4811
2010-11-22
Search for beta plus/EC double beta decay of 120Te
We present a search for beta plus/EC double beta decay of 120Te performed with the CUORICINO experiment, an array of TeO2 cryogenic bolometers. After collecting 0.0573 kg y of 120Te, we see no evidence of a signal and therefore set the following limits on the half-life: T1/2 (0nu) > 1.9 10^{21} y at 90% C.L. for the 0 ...
[ "nucl-ex", "hep-ex" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "e andreotti_1", "name": "Erica Andreotti", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "c arnaboldi_1", "name": "C. Arnaboldi", "publication_history": null, "h_index": null, "num_papers": nu...
null
3138148
1011.5122
2010-11-23
Utility Constrained Energy Minimization In Aloha Networks
In this paper we consider the issue of energy efficiency in random access networks and show that optimizing transmission probabilities of nodes can enhance network performance in terms of energy consumption and fairness. First, we propose a heuristic power control method that improves throughput, and then we model the ...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "a khodaian_1", "name": "Amir [\"Mahdi\"] Khodaian", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "b khalaj_1", "name": "Babak [\"Hossein\"] Khalaj", "publication_history": null, "h_index": null, ...
null
2932433
1011.5053
2010-11-23
Tight Sample Complexity of Large-Margin Learning
We obtain a tight distribution-specific characterization of the sample complexity of large-margin classification with L_2 regularization: We introduce the \gamma-adapted-dimension, which is a simple function of the spectrum of a distribution's covariance matrix, and show distribution-specific upper and lower bounds on ...
[ "cs.LG", "math.PR", "math.ST", "stat.ML", "stat.TH" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[]
[ { "author_id": "s sabato_1", "name": "Sivan Sabato", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "n srebro_1", "name": "Nathan Srebro", "publication_history": null, "h_index": null, "num_papers": null, ...
null
119118019
1011.5512
2010-11-23
Explosive Outflows Powered by the Decay of Non-Hierarchical Multiple Systems of Massive Stars: Orion BN/KL
The explosive BN/KL outflow emerging from OMC1 behind the Orion Nebula may have been powered by the dynamical decay of a non-hierarchical multiple system $\sim$500 years ago that ejected the massive stars I, BN, and source n, with velocities of about 10 to 30 km s$^{-1}$. New proper motion measurements of H$_2$ feature...
[ "astro-ph.GA" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
8303975
1011.5168
2010-11-23
Analyzing the Facebook Friendship Graph
Online Social Networks (OSN) during last years acquired a huge and increasing popularity as one of the most important emerging Web phenomena, deeply modifying the behavior of users and contributing to build a solid substrate of connections and relationships among people using the Web. In this preliminary work paper, ou...
[ "cs.SI", "physics.soc-ph" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[]
[ { "author_id": "s catanese_1", "name": "Salvatore Catanese", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "p meo_1", "name": "Pasquale [\"De\"] Meo", "publication_history": null, "h_index": null, "num_papers...
null
118504303
1011.5247
2010-11-23
Parton distributions at the dawn of the LHC
We review basic ideas and recent developments on the determination of the parton substructure of the nucleon, in view of applications to precision hadron collider physics. We review the way information on parton distributions (PDFs) is extracted from the data exploiting QCD factorization, and discuss the current main t...
[ "hep-ph", "hep-ex" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
11998267
1011.5115
2010-11-23
Optimal Utility-Energy tradeoff in Delay Constrained Random Access Networks
Rate, energy and delay are three main parameters of interest in ad-hoc networks. In this paper, we discuss the problem of maximizing network utility and minimizing energy consumption while satisfying a given transmission delay constraint for each packet. We formulate this problem in the standard convex optimization for...
[ "cs.IT", "cs.NI", "math.IT" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "a khodaian_1", "name": "Amir [\"Mahdi\"] Khodaian", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "b khalaj_1", "name": "Babak [\"Hossein\"] Khalaj", "publication_history": null, "h_index": null, ...
null
15203511
1011.5113
2010-11-23
State-Based Random Access: A Cross-Layer Approach
In this paper, we propose novel state-based algorithms which dynamically control the random access network based on its current state such as channel states of wireless links and backlog states of the queues. After formulating the problem, corresponding algorithms with diverse control functions are proposed. Consequent...
[ "cs.IT", "cs.NI", "math.IT" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "a khodaian_1", "name": "Amir [\"Mahdi\"] Khodaian", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "b khalaj_1", "name": "Babak [\"Hossein\"] Khalaj", "publication_history": null, "h_index": null, ...
null
6170261
1011.5117
2010-11-23
Energy and Utility Optimization in Wireless Networks with Random Access
Energy consumption is a main issue of concern in wireless networks. Energy minimization increases the time that networks' nodes work properly without recharging or substituting batteries. Another criterion for network performance is data transmission rate which is usually quantified by a network utility function. There...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "a khodaian_1", "name": "Amir [\"Mahdi\"] Khodaian", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "b khalaj_1", "name": "Babak [\"Hossein\"] Khalaj", "publication_history": null, "h_index": null, ...
null
118890326
1011.5197
2010-11-23
Manifold learning techniques and model reduction applied to dissipative PDEs
We link nonlinear manifold learning techniques for data analysis/compression with model reduction techniques for evolution equations with time scale separation. In particular, we demonstrate a `"nonlinear extension" of the POD-Galerkin approach to obtaining reduced dynamic models of dissipative evolution equations. The...
[ "physics.comp-ph", "math.DS" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "b sonday_1", "name": "Benjamin Sonday", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "a singer_2", "name": "Amit Singer", "publication_history": null, "h_index": null, "num_papers": null, ...
null
17473487
1011.5064
2010-11-23
Optimal Placement Algorithms for Virtual Machines
Cloud computing provides a computing platform for the users to meet their demands in an efficient, cost-effective way. Virtualization technologies are used in the clouds to aid the efficient usage of hardware. Virtual machines (VMs) are utilized to satisfy the user needs and are placed on physical machines (PMs) of the...
[ "cs.DC" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
9499396
1011.5164
2010-11-23
Living City, a Collaborative Browser-based Massively Multiplayer Online Game
This work presents the design and implementation of our Browser-based Massively Multiplayer Online Game, Living City, a simulation game fully developed at the University of Messina. Living City is a persistent and real-time digital world, running in the Web browser environment and accessible from users without any clie...
[ "cs.CY", "cs.SI" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "e ferrara_1", "name": "Emilio Ferrara", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "g fiumara_1", "name": "Giacomo Fiumara", "publication_history": null, "h_index": null, "num_papers": null...
null
12633424
1011.5209
2010-11-23
The semantic mapping of words and co-words in contexts
Meaning can be generated when information is related at a systemic level. Such a system can be an observer, but also a discourse, for example, operationalized as a set of documents. The measurement of semantics as similarity in patterns (correlations) and latent variables (factor analysis) has been enhanced by computer...
[ "cs.CL", "stat.AP" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "l leydesdorff_0", "name": "Loet Leydesdorff", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "k welbers_1", "name": "Kasper Welbers", "publication_history": null, "h_index": null, "num_papers":...
null
118650398
1011.5107
2010-11-23
Relativistic Hydrodynamics with General Anomalous Charges
We consider the hydrodynamic regime of gauge theories with general triangle anomalies, where the participating currents may be global or gauged, abelian or non-abelian. We generalize the argument of arXiv:0906.5044, and construct at the viscous order the stress-energy tensor, the charge currents and the entropy current...
[ "hep-th", "hep-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
11654720
1011.5194
2010-11-23
Corrector theory for MsFEM and HMM in random media
We analyze the random fluctuations of several multi-scale algorithms such as the multi-scale finite element method (MsFEM) and the finite element heterogeneous multiscale method (HMM), that have been developed to solve partial differential equations with highly heterogeneous coefficients. Such multi-scale algorithms ar...
[ "math.NA", "math.PR" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
9097762
1011.5270
2010-11-23
Classifying Clustering Schemes
Many clustering schemes are defined by optimizing an objective function defined on the partitions of the underlying set of a finite metric space. In this paper, we construct a framework for studying what happens when we instead impose various structural conditions on the clustering schemes, under the general heading of...
[ "stat.ML", "cs.LG" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
3202510
1011.5549
2010-11-24
Exact Distance Oracles for Planar Graphs
We present new and improved data structures that answer exact node-to-node distance queries in planar graphs. Such data structures are also known as distance oracles. For any directed planar graph on n nodes with non-negative lengths we obtain the following: * Given a desired space allocation $S\in[n\lg\lg n,n^2]$, we ...
[ "cs.DS", "cs.DM" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
1689835
1011.5425
2010-11-24
Layered Label Propagation: A MultiResolution Coordinate-Free Ordering for Compressing Social Networks
We continue the line of research on graph compression started with WebGraph, but we move our focus to the compression of social networks in a proper sense (e.g., LiveJournal): the approaches that have been used for a long time to compress web graphs rely on a specific ordering of the nodes (lexicographical URL ordering...
[ "cs.DS", "cs.SI", "physics.soc-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
118662544
1011.5475
2010-11-24
Stationary, Axisymmetric Neutron Stars with Meridional Circulation in General Relativity
We present the first stationary, axisymmetric neutron star models with meridional circulation in general relativity. For that purpose, we developed GRNS, a new code based on a fixed point iteration. We find a two-dimensional set of meridional circulation modes, which differ by the number of vortices in the stream lines...
[ "gr-qc", "astro-ph.HE", "astro-ph.SR" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "r birkl_1", "name": "Reiner Birkl", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "n stergioulas_1", "name": "Nikolaos Stergioulas", "publication_history": null, "h_index": null, "num_papers":...
null
15390817
1011.5469
2010-11-24
An Adaptive Multi-channel P2P Video-on-Demand System using Plug-and-Play Helpers
We present a multi-channel P2P Video-on-Demand (VoD) system using "plug-and-play" helpers. Helpers are heterogenous "micro-servers" with limited storage, bandwidth and number of users they can serve simultaneously. Our proposed system has the following salient features: (1) it minimizes the server load; (2) it is distr...
[ "cs.NI" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "h zhang_269", "name": "Hao Zhang", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "m chen_67", "name": "Minghua Chen", "publication_history": null, "h_index": null, "num_papers": null, "num...
null
1998460
1011.5466
2010-11-24
Information theory and adaptation
In this Chapter, we ask questions (1) What is the right way to measure the quality of information processing in a biological system? and (2) What can real-life organisms do in order to improve their performance in information-processing tasks? We then review the body of work that investigates these questions experiment...
[ "q-bio.QM" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "1261783", "num_citations": null } ]
[ { "author_id": "i nemenman_1", "name": "Ilya Nemenman", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null } ]
null
10144238
1011.5496
2010-11-24
On Network Functional Compression
In this paper, we consider different aspects of the network functional compression problem where computation of a function (or, some functions) of sources located at certain nodes in a network is desired at receiver(s). The rate region of this problem has been considered in the literature under certain restrictive assu...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[ { "corpus_id": "6528133", "num_citations": null }, { "corpus_id": "3244475", "num_citations": null } ]
[ { "author_id": "s feizi_1", "name": "Soheil Feizi", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "m médard_1", "name": "Muriel Médard", "publication_history": null, "h_index": null, "num_papers": null, "...
null
15441660
1011.5487
2010-11-24
Multi-Matrix Models and Tri-Sasaki Einstein Spaces
Localization methods reduce the path integrals in {\cal N} >= 2 supersymmetric Chern-Simons gauge theories on S^3 to multi-matrix integrals. A recent evaluation of such a two-matrix integral for the {\cal N}=6 superconformal U(N) x U(N) ABJM theory produced detailed agreement with the AdS/CFT correspondence, explaining...
[ "hep-th" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "13207271", "num_citations": null }, { "corpus_id": "11474877", "num_citations": null }, { "corpus_id": "15963486", "num_citations": null }, { "corpus_id": "14603774", "num_citations": null }, { "corpus_id": "14124024", "num_citations": null }...
[ { "author_id": "c herzog_1", "name": "Christopher [\"P.\"] Herzog", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "i klebanov_1", "name": "Igor [\"R.\"] Klebanov", "publication_history": null, "h_index": null, ...
null
3107975
1011.5537
2010-11-24
Equilibria of Dynamic Games with Many Players: Existence, Approximation, and Market Structure
In this paper we study stochastic dynamic games with many players; these are a fundamental model for a wide range of economic applications. The standard solution concept for such games is Markov perfect equilibrium (MPE), but it is well known that MPE computation becomes intractable as the number of players increases. ...
[ "cs.GT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
9412538
1011.5287
2010-11-24
Distributed Storage Allocations
We examine the problem of allocating a given total storage budget in a distributed storage system for maximum reliability. A source has a single data object that is to be coded and stored over a set of storage nodes; it is allowed to store any amount of coded data in each node, as long as the total amount of storage us...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[ { "corpus_id": "2105206", "num_citations": null } ]
[ { "author_id": "d leong_1", "name": "Derek Leong", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "a dimakis_1", "name": "Alexandros [\"G.\"] Dimakis", "publication_history": null, "h_index": null, "num_papers...
null
10658587
1011.5517
2010-11-24
A Monotone+Skew Splitting Model for Composite Monotone Inclusions in Duality
The principle underlying this paper is the basic observation that the problem of simultaneously solving a large class of composite monotone inclusions and their duals can be reduced to that of finding a zero of the sum of a maximally monotone operator and a linear skew-adjoint operator. An algorithmic framework is deve...
[ "math.OC" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
43027135
1011.5383
2010-11-24
Monodromy zeta-functions of deformations and Newton diagrams
For a one-parameter deformation of an analytic complex function germ of several variables, there is defined its monodromy zeta-function. We give a Varchenko type formula for this zeta-function if the deformation is non-degenerate with respect to its Newton diagram.
[ "math.AG" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "g gusev_1", "name": "Gleb Gusev", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null } ]
null
220869057
1011.6266
2010-11-24
Characterizing the speed and paths of shared bicycles in Lyon
Thanks to numerical data gathered by Lyon's shared bicycling system V\'elo'v, we are able to analyze 11.6 millions bicycle trips, leading to the first robust characterization of urban bikers' behaviors. We show that bicycles outstrip cars in downtown Lyon, by combining high speed and short paths.These data also allows ...
[ "cs.SI" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "p jensen_1", "name": "Pablo Jensen", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "j rouquier_1", "name": "Jean-Baptiste Rouquier", "publication_history": null, "h_index": null, "num_papers":...
null
579853
1011.5553
2010-11-24
On affine rigidity
We define the notion of affine rigidity of a hypergraph and prove a variety of fundamental results for this notion. First, we show that affine rigidity can be determined by the rank of a specific matrix which implies that affine rigidity is a generic property of the hypergraph.Then we prove that if a graph is is $(d+1)...
[ "cs.CG" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
55834316
1011.5265
2010-11-24
Grid diagrams and the Ozsvath-Szabo tau-invariant
We use grid diagrams to investigate the Ozsvath-Szabo concordance invariant tau, and to prove that |tau(K_1)-tau(K_2)|<=g, whenever there is a genus g knot cobordism joining K_1 to K_2. This leads to an entirely grid diagram-based proof of Kronheimer-Mrowka's theorem, formerly known as the Milnor conjecture.
[ "math.GT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
45136910
1011.5480
2010-11-24
Bayesian Modeling of a Human MMORPG Player
This paper describes an application of Bayesian programming to the control of an autonomous avatar in a multiplayer role-playing game (the example is based on World of Warcraft). We model a particular task, which consists of choosing what to do and to select which target in a situation where allies and foes are present...
[ "cs.AI" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "g synnaeve_1", "name": "Gabriel Synnaeve", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "p bessière_1", "name": "Pierre Bessière", "publication_history": null, "h_index": null, "num_papers": ...
null
56402599
1011.5335
2010-11-24
Stellar characterization of CoRoT/Exoplanet fields with MATISSE
The homogeneous spectroscopic determination of the stellar parameters is a mandatory step for transit detections from space. Knowledge of which population the planet hosting stars belong to places constraints on the formation and evolution of exoplanetary systems. We used the FLAMES/GIRAFFE multi-fiber instrument at ES...
[ "astro-ph.EP", "astro-ph.SR" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
119113626
1011.5356
2010-11-24
Nonlinear force-free reconstruction of the global solar magnetic field: methodology
We present a novel numerical method that allows the calculation of nonlinear force-free magnetostatic solutions above a boundary surface on which only the distribution of the normal magnetic field component is given. The method relies on the theory of force-free electrodynamics and applies directly to the reconstructio...
[ "astro-ph.SR" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "16025262", "num_citations": null } ]
[ { "author_id": "i contopoulos_0", "name": "Ioannis Contopoulos", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "c kalapotharakos_1", "name": "Constantinos Kalapotharakos", "publication_history": null, "h_index": ...
null
14887321
1011.5448
2010-11-24
A construction of linear bounded interpolatory operators on the torus
Let $q\ge 1$ be an integer. Given $M$ samples of a smooth function of $q$ variables, $2\pi$--periodic in each variable, we consider the problem of constructing a $q$--variate trigonometric polynomial of spherical degree $\O(M^{1/q})$ which interpolates the given data, remains bounded (independent of $M$) on $[-\pi,\pi]...
[ "math.NA", "math.CA", "math.FA" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "s chandrasekaran_5", "name": "Shivkumar Chandrasekaran", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "h mhaskar_1", "name": "Hrushikesh [\"Narhar\"] Mhaskar", "publication_history": null, "h_ind...
null
53459241
1011.5500
2010-11-24
Spectroscopic confirmation of two Lyman break galaxies at redshift beyond 7
We report the spectroscopic confirmation of two Lyman break galaxies at redshift > 7. The galaxies were observed as part of an ultra-deep spectroscopic campaign with FORS2 at the ESO/VLT for the confirmation of z~7 ``z--band dropout'' candidates selected from our VLT/Hawk-I imaging survey. Both galaxies show a prominen...
[ "astro-ph.CO" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[ { "corpus_id": "17771052", "num_citations": null }, { "corpus_id": "118494721", "num_citations": null }, { "corpus_id": "17323152", "num_citations": null }, { "corpus_id": "2876103", "num_citations": null }, { "corpus_id": "9072521", "num_citations": null },...
[ { "author_id": "e vanzella_1", "name": "Eros Vanzella", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "l pentericci_1", "name": "Laura Pentericci", "publication_history": null, "h_index": null, "num_papers": ...
null
6301295
1011.5599
2010-11-25
HyperANF: Approximating the Neighbourhood Function of Very Large Graphs on a Budget
The neighbourhood function N(t) of a graph G gives, for each t, the number of pairs of nodes <x, y> such that y is reachable from x in less that t hops. The neighbourhood function provides a wealth of information about the graph (e.g., it easily allows one to compute its diameter), but it is very expensive to compute i...
[ "cs.DS", "cs.SI", "physics.soc-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
17833078
1011.5640
2010-11-25
SICStus Prolog -- the first 25 years
SICStus Prolog has evolved for nearly 25 years. This is an appropriate point in time for revisiting the main language and design decisions, and try to distill some lessons. SICStus Prolog was conceived in a context of multiple, conflicting Prolog dialect camps and a fledgling standardization effort. We reflect on the i...
[ "cs.PL" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
14156912
1011.5699
2010-11-25
The Necessity of Relay Selection
We determine necessary conditions on the structure of symbol error rate (SER) optimal quantizers for limited feedback beamforming in wireless networks with one transmitter-receiver pair and R parallel amplify-and-forward relays. We call a quantizer codebook "small" if its cardinality is less than R, and "large" otherwi...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "e koyuncu_2", "name": "Erdem Koyuncu", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "h jafarkhani_1", "name": "Hamid Jafarkhani", "publication_history": null, "h_index": null, "num_papers": n...
null
11191
1011.5674
2010-11-25
Delay-Based Back-Pressure Scheduling in Multihop Wireless Networks
Scheduling is a critical and challenging resource allocation mechanism for multihop wireless networks. It is well known that scheduling schemes that favor links with larger queue length can achieve high throughput performance. However, these queue-length-based schemes could potentially suffer from large (even infinite)...
[ "cs.NI", "cs.PF" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference", "target.key_reference" ]
[]
[ { "author_id": "b ji_1", "name": "Bo Ji", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "c joo_1", "name": "Changhee Joo", "publication_history": null, "h_index": null, "num_papers": null, "num_citations"...
null
7083124
1011.5675
2010-11-25
Amplification and Nonlinear Mechanisms in Plane Couette Flow
We study the input-output response of a streamwise constant projection of the Navier-Stokes equations for plane Couette flow, the so-called 2D/3C model. Study of a streamwise constant model is motivated by numerical and experimental observations that suggest the prevalence and importance of streamwise and quasi-streamw...
[ "physics.flu-dyn" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "d gayme_1", "name": "Dennice [\"F.\"] Gayme", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "b mckeon_1", "name": "Beverley [\"J.\"] McKeon", "publication_history": null, "h_index": null, "num...
null
2775252
1011.5666
2010-11-25
Enumerative Lattice Algorithms in Any Norm via M-Ellipsoid Coverings
We give a novel algorithm for enumerating lattice points in any convex body, and give applications to several classic lattice problems, including the Shortest and Closest Vector Problems (SVP and CVP, respectively) and Integer Programming (IP). Our enumeration technique relies on a classical concept from asymptotic con...
[ "cs.DS", "cs.CG" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "d dadush_1", "name": "Daniel Dadush", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "c peikert_0", "name": "Chris Peikert", "publication_history": null, "h_index": null, "num_papers": null, ...
null
45390363
1011.5686
2010-11-25
A quenched large deviation principle and a Parisi formula for a Perceptron version of the GREM
We introduce a perceptron version of the Generalized Random Energy Model, and prove a quenched Sanov type large deviation principle for the empirical distribution of the random energies. The dual of the rate function has a representation through a variational formula which is closely related to the Parisi variational f...
[ "math.PR" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
118399269
1011.5844
2010-11-25
Extraordinary transmission induced by defects in semitransparent screens
In this letter we present an analytical theory of Extraordinary optical transmission (EOT) through semi-transparent screens, such as thin metallic plates or high permittivity dielectric slabs. Using this theory we show that EOT appears not only for screens perforated by holes or slits, but also for screens loaded by an...
[ "physics.optics" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "v delgado_1", "name": "Vicente Delgado", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "r marqu'es_1", "name": "Ricardo Marqu'es", "publication_history": null, "h_index": null, "num_papers": n...
null
14894662
1011.5900
2010-11-25
Large-N limits of 2d CFTs, Quivers and AdS_3 duals
We explore the large-N limits of 2d CFTs, focusing mostly on WZW models and their cosets. The $SU(N)_k$ theory is parametrized in this limit by a 't Hooft-like coupling. We show a duality between strong coupling, where the theory is described by almost free fermions, and weak coupling where the theory is described by b...
[ "hep-th" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "896271", "num_citations": null }, { "corpus_id": "14102360", "num_citations": null } ]
[ { "author_id": "e kiritsis_1", "name": "Elias Kiritsis", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "v niarchos_1", "name": "Vasilis Niarchos", "publication_history": null, "h_index": null, "num_papers": n...
null