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9195284
1002.0832
2010-02-03
K-Dimensional Coding Schemes in Hilbert Spaces
This paper presents a general coding method where data in a Hilbert space are represented by finite dimensional coding vectors. The method is based on empirical risk minimization within a certain class of linear operators, which map the set of coding vectors to the Hilbert space. Two results bounding the expected recon...
[ "stat.ML", "math.ST", "stat.TH" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[]
[ { "author_id": "a maurer_5", "name": "Augusto Maurer", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "m pontil_1", "name": "Massimiliano Pontil", "publication_history": null, "h_index": null, "num_papers": nu...
null
18426663
1002.1095
2010-02-04
Towards a Heuristic Categorization of Prepositional Phrases in English with WordNet
This document discusses an approach and its rudimentary realization towards automatic classification of PPs; the topic, that has not received as much attention in NLP as NPs and VPs. The approach is a rule-based heuristics outlined in several levels of our research. There are 7 semantic categories of PPs considered in ...
[ "cs.CL" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "f rudzicz_1", "name": "Frank Rudzicz", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "s mokhov_0", "name": "Serguei [\"A.\"] Mokhov", "publication_history": null, "h_index": null, "num_papers"...
null
40161447
1002.1011
2010-02-04
Strong Double Higgs Production at the LHC
The hierarchy problem and the electroweak data, together, provide a plausible motivation for considering a light Higgs emerging as a pseudo-Goldstone boson from a strongly-coupled sector. In that scenario, the rates for Higgs production and decay differ significantly from those in the Standard Model. However, one genui...
[ "hep-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
15294604
1002.0986
2010-02-04
Approximating the partition function of the ferromagnetic Potts model
We provide evidence that it is computationally difficult to approximate the partition function of the ferromagnetic q-state Potts model when q>2. Specifically we show that the partition function is hard for the complexity class #RHPi_1 under approximation-preserving reducibility. Thus, it is as hard to approximate the ...
[ "cs.CC", "math.CO" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
9908766
1002.0963
2010-02-04
Discovery of Convoys in Trajectory Databases
As mobile devices with positioning capabilities continue to proliferate, data management for so-called trajectory databases that capture the historical movements of populations of moving objects becomes important. This paper considers the querying of such databases for convoys, a convoy being a group of objects that ha...
[ "cs.DB", "cs.CG" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[]
[ { "author_id": "h jeung_2", "name": "Hoyoung Jeung", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "m yiu_1", "name": "Man [\"Lung\"] Yiu", "publication_history": null, "h_index": null, "num_papers": null, ...
null
53679729
1002.1085
2010-02-04
On the isolated dwarf galaxies: from cuspy to flat dark matter density profiles and metallicity gradients
The chemodynamical evolution of spherical multi-component self-gravitating models for isolated dwarf galaxies is studied. We compare their evolution with and without feedback effects from star formation processes. We find that initially cuspy dark matter profiles flatten with time as a result of star formation, without...
[ "astro-ph.CO" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
11098429
1002.0946
2010-02-04
Quantized Anomalous Hall Effect in Magnetic Topological Insulators
The Hall effect, the anomalous Hall effect and the spin Hall effect are fundamental transport processes in solids arising from the Lorentz force and the spin-orbit coupling respectively. The quantum versions of the Hall effect and the spin Hall effect have been discovered in recent years. However, the quantized anomalo...
[ "cond-mat.mes-hall", "cond-mat.mtrl-sci" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
170027
1002.1059
2010-02-04
Enhancing hyperspectral image unmixing with spatial correlations
This paper describes a new algorithm for hyperspectral image unmixing. Most of the unmixing algorithms proposed in the literature do not take into account the possible spatial correlations between the pixels. In this work, a Bayesian model is introduced to exploit these correlations. The image to be unmixed is assumed ...
[ "stat.ME", "physics.data-an", "stat.AP" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[]
[ { "author_id": "o eches_0", "name": "Olivier Eches", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "n dobigeon_1", "name": "Nicolas Dobigeon", "publication_history": null, "h_index": null, "num_papers": null,...
null
36809082
1002.1028
2010-02-04
New results from DAMA/LIBRA
DAMA/LIBRA is running at the Gran Sasso National Laboratory of the I.N.F.N.. Here the results obtained with a further exposure of 0.34 ton x yr are presented. They refer to two further annual cycles collected one before and one after the first DAMA/LIBRA upgrade occurred on September/October 2008. The cumulative exposu...
[ "astro-ph.GA", "astro-ph.CO", "hep-ex" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
207922514
1002.1036
2010-02-04
All-sky search for gravitational-wave bursts in the first joint LIGO-GEO-Virgo run
We present results from an all-sky search for unmodeled gravitational-wave bursts in the data collected by the LIGO, GEO 600 and Virgo detectors between November 2006 and October 2007. The search is performed by three different analysis algorithms over the frequency band 50-6000 Hz. Data are analyzed for times with at ...
[ "gr-qc" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[]
[ { "author_id": "j abadie_2", "name": "Jacques Abadie", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "b abbott_2", "name": "B. [\"P.\"] Abbott", "publication_history": null, "h_index": null, "num_papers": nul...
null
265129321
1002.1104
2010-02-04
An Efficient Rigorous Approach for Identifying Statistically Significant Frequent Itemsets
As advances in technology allow for the collection, storage, and analysis of vast amounts of data, the task of screening and assessing the significance of discovered patterns is becoming a major challenge in data mining applications. In this work, we address significance in the context of frequent itemset mining. Speci...
[ "cs.DB", "cs.DS" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "a kirsch_2", "name": "Adam Kirsch", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "m mitzenmacher_1", "name": "Michael Mitzenmacher", "publication_history": null, "h_index": null, "num_papers"...
null
16821117
1002.1247
2010-02-05
Manifold-Based Signal Recovery and Parameter Estimation from Compressive Measurements
A field known as Compressive Sensing (CS) has recently emerged to help address the growing challenges of capturing and processing high-dimensional signals and data sets. CS exploits the surprising fact that the information contained in a sparse signal can be preserved in a small number of compressive (or random) linear...
[ "stat.ML", "math.ST", "stat.TH" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "119159284", "num_citations": null }, { "corpus_id": "1431305", "num_citations": null } ]
[ { "author_id": "m wakin_1", "name": "Michael [\"B.\"] Wakin", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null } ]
null
4884914
1002.1285
2010-02-05
The Influence of Intensity Standardization on Medical Image Registration
Acquisition-to-acquisition signal intensity variations (non-standardness) are inherent in MR images. Standardization is a post processing method for correcting inter-subject intensity variations through transforming all images from the given image gray scale into a standard gray scale wherein similar intensities achiev...
[ "cs.CV" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "u bagci_1", "name": "Ulas Bagci", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "j udupa_1", "name": "Jayaram [\"K.\"] Udupa", "publication_history": null, "h_index": null, "num_papers": null,...
null
56367405
1002.1142
2010-02-05
Clustering and variable selection for categorical multivariate data
This article investigates unsupervised classification techniques for categorical multivariate data. The study employs multivariate multinomial mixture modeling, which is a type of model particularly applicable to multilocus genotypic data. A model selection procedure is used to simultaneously select the number of compo...
[ "math.ST", "stat.TH" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
15321296
1002.1251
2010-02-05
Agent Based Models of Language Competition: Macroscopic descriptions and Order-Disorder transitions
We investigate the dynamics of two agent based models of language competition. In the first model, each individual can be in one of two possible states, either using language $X$ or language $Y$, while the second model incorporates a third state XY, representing individuals that use both languages (bilinguals). We anal...
[ "physics.soc-ph", "cond-mat.stat-mech" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
14583298
1002.1288
2010-02-05
Ball-Scale Based Hierarchical Multi-Object Recognition in 3D Medical Images
This paper investigates, using prior shape models and the concept of ball scale (b-scale), ways of automatically recognizing objects in 3D images without performing elaborate searches or optimization. That is, the goal is to place the model in a single shot close to the right pose (position, orientation, and scale) in ...
[ "cs.CV" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "u bagci_1", "name": "Ulas Bagci", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "j udupa_1", "name": "Jayaram [\"K.\"] Udupa", "publication_history": null, "h_index": null, "num_papers": null,...
null
2103137
1002.1347
2010-02-06
Utility and Privacy of Data Sources: Can Shannon Help Conceal and Reveal Information?
The problem of private information "leakage" (inadvertently or by malicious design) from the myriad large centralized searchable data repositories drives the need for an analytical framework that quantifies unequivocally how safe private data can be (privacy) while still providing useful benefit (utility) to multiple l...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "l sankar_1", "name": "L. Sankar", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "s rajagopalan_3", "name": "S. [\"Raj\"] Rajagopalan", "publication_history": null, "h_index": null, "num_papers...
null
73560285
1002.1374
2010-02-06
Constraining dark matter halo properties using lensed SNLS supernovae
This paper exploits the gravitational magnification of SNe Ia to measure properties of dark matter haloes. The magnification of individual SNe Ia can be computed using observed properties of foreground galaxies and dark matter halo models. We model the dark matter haloes of the galaxies as truncated singular isothermal...
[ "astro-ph.CO" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
6351123
1002.1446
2010-02-07
On directed information theory and Granger causality graphs
Directed information theory deals with communication channels with feedback. When applied to networks, a natural extension based on causal conditioning is needed. We show here that measures built from directed information theory in networks can be used to assess Granger causality graphs of stochastic processes. We show...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
13084248
1002.1465
2010-02-07
On Coding for Cooperative Data Exchange
We consider the problem of data exchange by a group of closely-located wireless nodes. In this problem each node holds a set of packets and needs to obtain all the packets held by other nodes. Each of the nodes can broadcast the packets in its possession (or a combination thereof) via a noiseless broadcast channel of c...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[]
[ { "author_id": "s rouayheb_1", "name": "Salim [\"Y.\",\"El\"] Rouayheb", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "a sprintson_1", "name": "Alexander Sprintson", "publication_history": null, "h_index": null,...
null
59429975
1002.1525
2010-02-08
Planetary Nebulae: Observational Properties, Mimics, and Diagnostics
The total number of true, likely and possible planetary nebulae (PN) now known in the Milky Way is nearly 3000, double the number known a decade ago. The new discoveries are a legacy of the recent availability of wide field, narrowband imaging surveys, primarily in the light of H-alpha. In this paper, we summarise the ...
[ "astro-ph.SR" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
119208941
1002.1703
2010-02-08
The SMBH mass versus M_G sigma^2 relation: A comparison between real data and numerical models
The relation between the mass of supermassive black holes located in the center of the host galaxies and the kinetic energy of random motions of the corresponding bulges can be reinterpreted as an age-temperature diagram for galaxies. This relation fits the experimental data better than the M_bh-M_G, M_bh-L_G, and M_bh...
[ "astro-ph.CO", "astro-ph.GA" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "9354330", "num_citations": null }, { "corpus_id": "89905", "num_citations": null } ]
[ { "author_id": "a feoli_0", "name": "Antonio Feoli", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "l mancini_3", "name": "Luigi Mancini", "publication_history": null, "h_index": null, "num_papers": null, ...
null
13932137
1002.1718
2010-02-08
An Approximate Subgame-Perfect Equilibrium Computation Technique for Repeated Games
This paper presents a technique for approximating, up to any precision, the set of subgame-perfect equilibria (SPE) in discounted repeated games. The process starts with a single hypercube approximation of the set of SPE. Then the initial hypercube is gradually partitioned on to a set of smaller adjacent hypercubes, wh...
[ "cs.GT" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "a burkov_3", "name": "Andriy Burkov", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "b chaib-draa_1", "name": "Brahim Chaib-draa", "publication_history": null, "h_index": null, "num_papers": n...
null
119253980
1002.1713
2010-02-08
Probing local non-Gaussianities within a Bayesian framework
Aims: We outline the Bayesian approach to inferring f_NL, the level of non-Gaussianity of local type. Phrasing f_NL inference in a Bayesian framework takes advantage of existing techniques to account for instrumental effects and foreground contamination in CMB data and takes into account uncertainties in the cosmologic...
[ "astro-ph.CO" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "53654666", "num_citations": null } ]
[ { "author_id": "f elsner_1", "name": "Franz Elsner", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "b wandelt_1", "name": "Benjamin [\"D.\"] Wandelt", "publication_history": null, "h_index": null, "num_papers...
null
5104642
1002.1629
2010-02-08
Stochastic Analysis of Non-slotted Aloha in Wireless Ad-Hoc Networks
In this paper we propose two analytically tractable stochastic models of non-slotted Aloha for Mobile Ad-hoc NETworks (MANETs): one model assumes a static pattern of nodes while the other assumes that the pattern of nodes varies over time. Both models feature transmitters randomly located in the Euclidean plane, accord...
[ "cs.NI", "math.PR" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
2123890
1002.1781
2010-02-09
Linear Sum Capacity for Gaussian Multiple Access Channels with Feedback
The capacity region of the N-sender Gaussian multiple access channel with feedback is not known in general. This paper studies the class of linear-feedback codes that includes (nonlinear) nonfeedback codes at one extreme and the linear-feedback codes by Schalkwijk and Kailath, Ozarow, and Kramer at the other extreme. T...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "e ardestanizadeh_0", "name": "Ehsan Ardestanizadeh", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "m wigger_1", "name": "Michèle [\"A.\"] Wigger", "publication_history": null, "h_index": null, ...
null
34945972
1002.1883
2010-02-09
The one-dimensional KPZ equation: an exact solution and its universality
We report on the first exact solution of the KPZ equation in one dimension, with an initial condition which physically corresponds to the motion of a macroscopically curved height profile. The solution provides a determinantal formula for the probability distribution function of the height $h(x,t)$ for all $t>0$. In pa...
[ "cond-mat.stat-mech" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
17594486
1002.1772
2010-02-09
Analytic Regularity for Linear Elliptic Systems in Polygons and Polyhedra
We prove weighted anisotropic analytic estimates for solutions of second order elliptic boundary value problems in polyhedra. The weighted analytic classes which we use are the same as those introduced by Guo in 1993 in view of establishing exponential convergence for hp finite element methods in polyhedra. We first gi...
[ "math.AP", "math.NA" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
54724806
1002.1975
2010-02-09
Measurement of the energy spectrum of cosmic rays above 10^18 eV using the Pierre Auger Observatory
We report a measurement of the flux of cosmic rays with unprecedented precision and statistics using the Pierre Auger Observatory. Based on fluorescence observations in coincidence with at least one surface detector we derive a spectrum for energies above 10^18 eV. We also update the previously published energy spectru...
[ "astro-ph.HE" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
88512600
1002.1994
2010-02-09
Probabilistic Recovery of Multiple Subspaces in Point Clouds by Geometric lp Minimization
We assume data independently sampled from a mixture distribution on the unit ball of the D-dimensional Euclidean space with K+1 components: the first component is a uniform distribution on that ball representing outliers and the other K components are uniform distributions along K d-dimensional linear subspaces restric...
[ "stat.ML" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "g lerman_1", "name": "Gilad Lerman", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "t zhang_9", "name": "Teng Zhang", "publication_history": null, "h_index": null, "num_papers": null, "num...
null
9801132
1002.1751
2010-02-09
Estimating and Sampling Graphs with Multidimensional Random Walks
Estimating characteristics of large graphs via sampling is a vital part of the study of complex networks. Current sampling methods such as (independent) random vertex and random walks are useful but have drawbacks. Random vertex sampling may require too many resources (time, bandwidth, or money). Random walks, which no...
[ "cs.DS", "cs.NI" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
20731506
1002.1947
2010-02-09
H-band thermal emission from the 19-hour period planet WASP-19b
We present the first ground-based detection of thermal emission from an exoplanet in the H-band. Using HAWK-I on the VLT, we observed an occultation of WASP-19b by its G8V-type host star. WASP-19b is a Jupiter-mass planet with an orbital period of only 19 h, and thus, being highly irradiated, is expected to be hot. We ...
[ "astro-ph.EP" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
26530437
1002.1824
2010-02-09
Continuous Matrix Product States for Quantum Fields
We define matrix product states in the continuum limit, without any reference to an underlying lattice parameter. This allows to extend the density matrix renormalization group and variational matrix product state formalism to quantum field theories and continuum models in 1 spatial dimension. We illustrate our procedu...
[ "cond-mat.str-el", "hep-lat", "hep-th", "quant-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
7758402
1002.1897
2010-02-09
Adaptive Subcarrier PSK Intensity Modulation in Free Space Optical Systems
We propose an adaptive transmission technique for free space optical (FSO) systems, operating in atmospheric turbulence and employing subcarrier phase shift keying (S-PSK) intensity modulation. Exploiting the constant envelope characteristics of S-PSK, the proposed technique offers efficient utilization of the FSO chan...
[ "cs.NI" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "n chatzidiamantis_1", "name": "Nestor [\"D.\"] Chatzidiamantis", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "a lioumpas_1", "name": "Athanasios [\"S.\"] Lioumpas", "publication_history": null, ...
null
119207843
1002.1961
2010-02-09
Young massive star clusters
Young massive clusters are dense aggregates of young stars that form the fundamental building blocks of galaxies. Several examples exist in the Milky Way Galaxy and the Local Group, but they are particularly abundant in starburst and interacting galaxies. The few young massive clusters that are close enough to resolve ...
[ "astro-ph.GA", "astro-ph.SR" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
14430695
1002.1867
2010-02-09
Nonequilibrium energetics of a single F1-ATPase molecule
Molecular motors drive mechanical motions utilizing the free energy liberated from chemical reactions such as ATP hydrolysis. Although it is essential to know the efficiency of this free energy transduction, it has been a challenge due to the system's microscopic scale. Here, we evaluate the single-molecule energetics ...
[ "cond-mat.stat-mech", "physics.bio-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
119226598
1002.1895
2010-02-09
SZ Science with an ALMA Band 1 Receiver System
We present the first full interferometric simulations of galaxy clusters containing radio plasma bubbles as observed by the proposed band 1 receiver system for the ALMA telescope. We discuss the observational requirements for detecting intracluster substructure directly from the SZ signal, including integration time es...
[ "astro-ph.CO", "astro-ph.IM" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "a scaife_1", "name": "Anna [\"M.\",\"M.\"] Scaife", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "k grainge_1", "name": "K. [\"J.\",\"B.\"] Grainge", "publication_history": null, "h_index": null,...
null
17037293
1002.1827
2010-02-09
Detecting highly overlapping community structure by greedy clique expansion
In complex networks it is common for each node to belong to several communities, implying a highly overlapping community structure. Recent advances in benchmarking indicate that existing community assignment algorithms that are capable of detecting overlapping communities perform well only when the extent of community ...
[ "physics.data-an", "physics.soc-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
18310014
1002.1937
2010-02-09
Persistence Diagrams and the Heat Equation Homotopy
Persistence homology is a tool used to measure topological features that are present in data sets and functions. Persistence pairs births and deaths of these features as we iterate through the sublevel sets of the data or function of interest. I am concerned with using persistence to characterize the difference between...
[ "cs.CG" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "b fasy_1", "name": "Brittany [\"Terese\"] Fasy", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null } ]
null
85463784
1002.1957
2010-02-09
Post-correlation radio frequency interference classification methods
We describe and compare several post-correlation radio frequency interference classification methods. As data sizes of observations grow with new and improved telescopes, the need for completely automated, robust methods for radio frequency interference mitigation is pressing. We investigated several classification met...
[ "astro-ph.IM" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
34909742
1002.2081
2010-02-10
Heat capacity at the glass transition
A fundamental problem of glass transition is to explain the jump of heat capacity at the glass transition temperature $T_g$ without asserting the existence of a distinct solid glass phase. This problem is also common to other disordered systems, including spin glasses. We propose that if $T_g$ is defined as the tempera...
[ "cond-mat.soft", "cond-mat.mtrl-sci" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
260604796
1002.2100
2010-02-10
The backbone of the climate network
We propose a method to reconstruct and analyze a complex network from data generated by a spatio-temporal dynamical system, relying on the nonlinear mutual information of time series analysis and betweenness centrality of complex network theory. We show, that this approach reveals a rich internal structure in complex c...
[ "physics.ao-ph", "physics.data-an" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
14112256
1002.2163
2010-02-10
Bernstein type's concentration inequalities for symmetric Markov processes
Using the method of transportation-information inequality introduced in \cite{GLWY}, we establish Bernstein type's concentration inequalities for empirical means $\frac 1t \int_0^t g(X_s)ds$ where $g$ is a unbounded observable of the symmetric Markov process $(X_t)$. Three approaches are proposed : functional inequalit...
[ "math.PR" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
1416687
1002.2236
2010-02-10
A Logical Product Approach to Zonotope Intersection
We define and study a new abstract domain which is a fine-grained combination of zonotopes with polyhedric domains such as the interval, octagon, linear templates or polyhedron domain. While abstract transfer functions are still rather inexpensive and accurate even for interpreting non-linear computations, we are able ...
[ "cs.LO", "cs.NA" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[]
[ { "author_id": "k ghorbal_1", "name": "Khalil Ghorbal", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "é goubault_1", "name": "Éric Goubault", "publication_history": null, "h_index": null, "num_papers": null,...
null
35125378
1002.2101
2010-02-10
Phase Diagram of the Low-Density Two-Dimensional Homogeneous Electron Gas
We have used quantum Monte Carlo methods to calculate the zero-temperature phase diagram of the two-dimensional homogeneous electron gas. We find a transition from a paramagnetic fluid to an antiferromagnetic triangular Wigner crystal at density parameter r_s=31(1) a.u. and a transition to a ferromagnetic crystal at r_...
[ "cond-mat.mes-hall", "cond-mat.quant-gas" ]
null
[ "target.author.publication_history.key_reference", "target.key_reference" ]
null
null
null
424428
1002.2244
2010-02-10
Improved Constructions for Non-adaptive Threshold Group Testing
The basic goal in combinatorial group testing is to identify a set of up to $d$ defective items within a large population of size $n \gg d$ using a pooling strategy. Namely, the items can be grouped together in pools, and a single measurement would reveal whether there are one or more defectives in the pool. The thresh...
[ "cs.DM", "cs.IT", "math.IT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
119237462
1002.2009
2010-02-10
A Gravitational Redshift Determination of the Mean Mass of White Dwarfs. DA Stars
We measure apparent velocities (v_app) of the Halpha and Hbeta Balmer line cores for 449 non-binary thin disk normal DA white dwarfs (WDs) using optical spectra taken for the ESO SN Ia Progenitor surveY (SPY; Napiwotzki et al. 2001). Assuming these WDs are nearby and co-moving, we correct our velocities to the Local St...
[ "astro-ph.SR" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[ { "corpus_id": "14566232", "num_citations": null }, { "corpus_id": "7618785", "num_citations": null }, { "corpus_id": "10892288", "num_citations": null }, { "corpus_id": "14646685", "num_citations": null }, { "corpus_id": "10435049", "num_citations": null },...
[ { "author_id": "r falcon_1", "name": "Ross [\"E.\"] Falcon", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "d winget_1", "name": "Don [\"E.\"] Winget", "publication_history": null, "h_index": null, "num_paper...
null
73586268
1002.2198
2010-02-10
Observation of Supernova Remnant IC443 with the Fermi Large Area Telescope
We report observation of the supernova remnant IC443 (G189.1+3.0) with the Fermi Gamma-ray Space Telescope Large Area Telescope (LAT) in the energy band between 200MeV and 50GeV. IC443 is a shell-type supernova remnant with mixed morphology located off the outer Galactic plane where high-energy emission has been detect...
[ "astro-ph.HE" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[ { "corpus_id": "29663", "num_citations": null }, { "corpus_id": "28438927", "num_citations": null }, { "corpus_id": "42390875", "num_citations": null }, { "corpus_id": "118870646", "num_citations": null }, { "corpus_id": "208860474", "num_citations": null },...
[ { "author_id": "a abdo_2", "name": "A. [\"A.\"] Abdo", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "a abdo_2", "name": "A. [\"A.\"] Abdo", "publication_history": null, "h_index": null, "num_papers": null, ...
null
16136738
1002.2187
2010-02-10
Analysis of Large Scale Propagation Models for Mobile Communications in Urban Area
Channel properties influence the development of wireless communication systems. Unlike wired channels that are stationary and predictable, radio channels are extremely random and dont offer easy analysis. A Radio Propagation Model (RPM), also known as the Radio Wave Propagation Model (RWPM), is an empirical mathematica...
[ "cs.NI" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "m alim_1", "name": "M. [\"A.\"] Alim", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "m rahman_31", "name": "M. [\"Mahbubur\"] Rahman", "publication_history": null, "h_index": null, "num_paper...
null
7324062
1002.2145
2010-02-10
Spectro-photometric close pairs in GOODS-S: major and minor companions of intermediate-mass galaxies
(Abriged) Our goal here is to provide merger frequencies that encompass both major and minor mergers, derived from close pair statistics. We use B-band luminosity- and mass-limited samples from an Spitzer/IRAC-selected catalogue of GOODS-S. We present a new methodology for computing the number of close companions, Nc, ...
[ "astro-ph.CO" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
3137273
1002.2164
2010-02-10
Efficient LLR Calculation for Non-Binary Modulations over Fading Channels
Log-likelihood ratio (LLR) computation for non-binary modulations over fading channels is complicated. A measure of LLR accuracy on asymmetric binary channels is introduced to facilitate good LLR approximations for non-binary modulations. Considering piecewise linear LLR approximations, we prove convexity of optimizing...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
118502996
1002.2233
2010-02-10
Supermassive Dark Stars: Detectable in JWST
The first phase of stellar evolution in the history of the Universe may be Dark Stars, powered by dark matter heating rather than by nuclear fusion. Weakly Interacting Massive Particles, which may be their own antipartners, collect inside the first stars and annihilate to produce a heat source that can power the stars ...
[ "astro-ph.CO" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
118727661
1002.2337
2010-02-11
Hidden Quantum Markov Models and non-adaptive read-out of many-body states
Stochastic finite-state generators are compressed descriptions of infinite time series. Alternatively, compressed descriptions are given by quantum finite- state generators [K. Wiesner and J. P. Crutchfield, Physica D 237, 1173 (2008)]. These are based on repeated von Neumann measurements on a quantum dynamical system....
[ "quant-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
8840440
1002.2446
2010-02-11
Functional It\^{o} calculus and stochastic integral representation of martingales
We develop a nonanticipative calculus for functionals of a continuous semimartingale, using an extension of the Ito formula to path-dependent functionals which possess certain directional derivatives. The construction is based on a pathwise derivative, introduced by Dupire, for functionals on the space of right-continu...
[ "math.PR", "math.FA" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
2750319
1002.2419
2010-02-11
Quantum walks can find a marked element on any graph
We solve an open problem by constructing quantum walks that not only detect but also find marked vertices in a graph. In the case when the marked set $M$ consists of a single vertex, the number of steps of the quantum walk is quadratically smaller than the classical hitting time $HT(P,M)$ of any reversible random walk ...
[ "quant-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
8650401
1002.2353
2010-02-11
Fighting Online Click-Fraud Using Bluff Ads
Online advertising is currently the greatest source of revenue for many Internet giants. The increased number of specialized websites and modern profiling techniques, have all contributed to an explosion of the income of ad brokers from online advertising. The single biggest threat to this growth, is however, click-fra...
[ "cs.CR" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
29882494
1002.2351
2010-02-11
On the theoretical and experimental uncertainties in the extraction of the J/psi absorption cross section in cold nuclear matter
We investigate the cold nuclear matter effects on $J/\psi$ production, whose understanding is fundamental to study the quark-gluon plasma. Two of these effects are of particular relevance: the shadowing of the parton distributions and the nuclear absorption of the $c\bar{c}$ pair. If $J/\psi$'s are not produced {\it vi...
[ "hep-ph" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "a rakotozafindrabe_1", "name": "A. Rakotozafindrabe", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "e ferreiro_1", "name": "Elena [\"Gonzalez\"] Ferreiro", "publication_history": null, "h_index":...
null
55174403
1002.2258
2010-02-11
Thermonuclear .Ia Supernovae from Helium Shell Detonations: Explosion Models and Observables
During the early evolution of an AM CVn system, helium is accreted onto the surface of a white dwarf under conditions suitable for unstable thermonuclear ignition. The turbulent motions induced by the convective burning phase in the He envelope become strong enough to influence the propagation of burning fronts and may...
[ "astro-ph.HE", "astro-ph.SR" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
44013013
1002.2442
2010-02-11
Calibration and Characterization of the IceCube Photomultiplier Tube
Over 5,000 PMTs are being deployed at the South Pole to compose the IceCube neutrino observatory. Many are placed deep in the ice to detect Cherenkov light emitted by the products of high-energy neutrino interactions, and others are frozen into tanks on the surface to detect particles from atmospheric cosmic ray shower...
[ "astro-ph.IM" ]
null
[ "target.author.publication_history.key_reference" ]
[]
null
null
6514168
1002.2259
2010-02-11
Constructive Algorithms for Discrepancy Minimization
Given a set system (V,S), V={1,...,n} and S={S1,...,Sm}, the minimum discrepancy problem is to find a 2-coloring of V, such that each set is colored as evenly as possible. In this paper we give the first polynomial time algorithms for discrepancy minimization that achieve bounds similar to those known existentially usi...
[ "cs.DS", "cs.DM", "math.CO" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
51428014
1002.2241
2010-02-11
Convective-reactive proton-C12 combustion in Sakurai's object (V4334 Sagittarii) and implications for the evolution and yields from the first generations of stars
Depending on mass and metallicity as well as evolutionary phase, stars occasionally experience convective-reactive nucleosynthesis episodes. We specifically investigate the situation when nucleosynthetically unprocessed, H-rich material is convectively mixed with a He-burning zone, for example in convectively unstable ...
[ "astro-ph.SR" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
11916656
1002.2334
2010-02-11
Budget Feasible Mechanisms
We study a novel class of mechanism design problems in which the outcomes are constrained by the payments. This basic class of mechanism design problems captures many common economic situations, and yet it has not been studied, to our knowledge, in the past. We focus on the case of procurement auctions in which sellers...
[ "cs.GT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
119306744
1002.2583
2010-02-12
Measure for the Non-Markovianity of Quantum Processes
Recently, a measure for the non-Markovian behavior of quantum processes in open systems has been developed which is based on the quantification of the flow of information between the open system and its environment [Phys. Rev. Lett. 103, 210401 (2009)]. The information flow is connected to the rate of change of the tra...
[ "quant-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
118634910
1002.2642
2010-02-12
Selecting Quasars by their Intrinsic Variability
We present a new and simple technique for selecting extensive, complete and pure quasar samples, based on their intrinsic variability. We parametrize the single-band variability by a power-law model for the light-curve structure function, with amplitude A and power-law index gamma. We show that quasars can be efficient...
[ "astro-ph.CO" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
54189374
1002.2572
2010-02-12
Technical Design Report of the Inner Tracker for the KLOE-2 experiment
The technical design report of the Inner Tracker for the KLOE-2 experiment is presented
[ "physics.ins-det", "hep-ex" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "k archilli_0", "name": "KLOE-2 [\"Collaboration\",\"F.\"] Archilli", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "d badoni_1", "name": "Davide Badoni", "publication_history": null, "h_index": nu...
null
9773289
1002.2661
2010-02-12
Compactly Supported Shearlets are Optimally Sparse
Cartoon-like images, i.e., C^2 functions which are smooth apart from a C^2 discontinuity curve, have by now become a standard model for measuring sparse (non-linear) approximation properties of directional representation systems. It was already shown that curvelets, contourlets, as well as shearlets do exhibit (almost)...
[ "math.FA" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[]
[ { "author_id": "g kutyniok_1", "name": "Gitta Kutyniok", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "w lim_1", "name": "Wang-Q Lim", "publication_history": null, "h_index": null, "num_papers": null, "n...
null
119257284
1002.2581
2010-02-12
A general framework for implementing NLO calculations in shower Monte Carlo programs: the POWHEG BOX
In this work we illustrate the POWHEG BOX, a general computer code framework for implementing NLO calculations in shower Monte Carlo programs according to the POWHEG method. Aim of this work is to provide an illustration of the needed theoretical ingredients, a view of how the code is organized and a description of wha...
[ "hep-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
50941513
1002.2475
2010-02-12
The 6-GHz methanol multibeam maser catalogue I: Galactic Centre region, longitudes 345 to 6
We have conducted a Galactic plane survey of methanol masers at 6668 MHz using a 7-beam receiver on the Parkes telescope. Here we present results from the first part, which provides sensitive unbiased coverage of a large region around the Galactic Centre. Details are given for 183 methanol maser sites in the longitude ...
[ "astro-ph.GA" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
15694728
1002.2501
2010-02-12
Some flows in shape optimization
Geometric flows related to shape optimization problems of Bernoulli type are investigated. The evolution law is the sum of a curvature term and a nonlocal term of Hele-Shaw type. We introduce generalized set solutions, the definition of which is widely inspired by viscosity solutions. The main result is an inclusion pr...
[ "math.AP" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
53143002
1002.2607
2010-02-12
Discovery of Pulsed $\gamma$-rays from PSR J0034-0534 with the Fermi LAT: A Case for Co-located Radio and $\gamma$-ray Emission Regions
Millisecond pulsars (MSPs) have been firmly established as a class of gamma-ray emitters via the detection of pulsations above 0.1 GeV from eight MSPs by the Fermi Large Area Telescope (LAT). Using thirteen months of LAT data significant gamma-ray pulsations at the radio period have been detected from the MSP PSR J0034...
[ "astro-ph.HE", "astro-ph.GA" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[ { "corpus_id": "16405040", "num_citations": null }, { "corpus_id": "15145223", "num_citations": null }, { "corpus_id": "16523063", "num_citations": null }, { "corpus_id": "3239801", "num_citations": null } ]
[ { "author_id": "a abdo_2", "name": "Aous [\"A.\"] Abdo", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "m ackermann_1", "name": "Markus Ackermann", "publication_history": null, "h_index": null, "num_papers": ...
null
4307243
1002.2453
2010-02-12
A ground-based near-infrared emission spectrum of the exoplanet HD 189733b
Detection of molecules using infrared spectroscopy probes the conditions and compositions of exoplanet atmospheres. Water (H2O), methane (CH4), carbon dioxide (CO2), and carbon monoxide (CO) have been detected in two hot Jupiters. These previous results relied on space-based telescopes that do not provide spectroscopic...
[ "astro-ph.EP" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "m swain_2", "name": "Mark [\"R.\"] Swain", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "p deroo_1", "name": "Pieter [\"D.\"] Deroo", "publication_history": null, "h_index": null, "num_papers...
null
4954311
1002.2511
2010-02-12
Additivity and non-additivity of multipartite entanglement measures
We study the additivity property of three multipartite entanglement measures, i.e. the geometric measure of entanglement (GM), the relative entropy of entanglement and the logarithmic global robustness. First, we show the additivity of GM of multipartite states with real and non-negative entries in the computational ba...
[ "quant-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
13984109
1002.2657
2010-02-12
Irregular Shearlet Frames: Geometry and Approximation Properties
Recently, shearlet systems were introduced as a means to derive efficient encoding methodologies for anisotropic features in 2-dimensional data with a unified treatment of the continuum and digital setting. However, only very few construction strategies for discrete shearlet systems are known so far. In this paper, we ...
[ "math.FA" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[]
[ { "author_id": "p kittipoom_1", "name": "Pisamai Kittipoom", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "g kutyniok_1", "name": "Gitta Kutyniok", "publication_history": null, "h_index": null, "num_papers":...
null
2024103
1002.2586
2010-02-12
Blind Compressed Sensing
The fundamental principle underlying compressed sensing is that a signal, which is sparse under some basis representation, can be recovered from a small number of linear measurements. However, prior knowledge of the sparsity basis is essential for the recovery process. This work introduces the concept of blind compress...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
6679912
1002.2523
2010-02-12
Feature Level Fusion of Face and Fingerprint Biometrics
The aim of this paper is to study the fusion at feature extraction level for face and fingerprint biometrics. The proposed approach is based on the fusion of the two traits by extracting independent feature pointsets from the two modalities, and making the two pointsets compatible for concatenation. Moreover, to handle...
[ "cs.CV", "cs.AI" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "a rattani_1", "name": "Ajita Rattani", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "d kisku_1", "name": "Dakshina [\"Ranjan\"] Kisku", "publication_history": null, "h_index": null, "num_pape...
null
1070127
1002.2557
2010-02-12
Reachability Games on Extended Vector Addition Systems with States
We consider two-player turn-based games with zero-reachability and zero-safety objectives generated by extended vector addition systems with states. Although the problem of deciding the winner in such games is undecidable in general, we identify several decidable and even tractable subcases of this problem obtained by ...
[ "cs.GT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
85552363
1002.2742
2010-02-14
A simple high-sensitivity technique for purity analysis of xenon gas
We report on the development and performance of a high-sensitivity purity-analysis technique for gaseous xenon. The gas is sampled at macroscopic pressure from the system of interest using a UHV leak valve. The xenon present in the sample is removed with a liquid-nitrogen cold trap, and the remaining impurities are obs...
[ "physics.ins-det" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
2200455
1002.2780
2010-02-14
Collaborative Filtering in a Non-Uniform World: Learning with the Weighted Trace Norm
We show that matrix completion with trace-norm regularization can be significantly hurt when entries of the matrix are sampled non-uniformly. We introduce a weighted version of the trace-norm regularizer that works well also with non-uniform sampling. Our experimental results demonstrate that the weighted trace-norm re...
[ "cs.LG" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[]
[ { "author_id": "r salakhutdinov_2", "name": "Ruslan Salakhutdinov", "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_pape...
null
33431497
1002.2948
2010-02-15
Prospective Type Ia Supernova Surveys From Dome A
Dome A, the highest plateau in Antarctica, is being developed as a site for an astronomical observatory. The planned telescopes and instrumentation and the unique site characteristics are conducive toward Type Ia supernova surveys for cosmology. A self-contained search and survey over five years can yield a spectro-pho...
[ "astro-ph.CO" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "17222898", "num_citations": null } ]
[ { "author_id": "a kim_4", "name": "Alex [\"G\"] Kim", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "a bonissent_1", "name": "Alain Bonissent", "publication_history": null, "h_index": null, "num_papers": null...
null
14360463
1002.2813
2010-02-15
Distributed Rate Allocation for Wireless Networks
This paper develops a distributed algorithm for rate allocation in wireless networks that achieves the same throughput region as optimal centralized algorithms. This cross-layer algorithm jointly performs medium access control (MAC) and physical-layer rate adaptation. The paper establishes that this algorithm is throug...
[ "cs.IT", "cs.NI", "math.IT" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "j jose_2", "name": "Jubin Jose", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "s vishwanath_2", "name": "Sriram Vishwanath", "publication_history": null, "h_index": null, "num_papers": null, ...
null
119219625
1002.2816
2010-02-15
Quantum computation with Turaev-Viro codes
The Turaev-Viro invariant for a closed 3-manifold is defined as the contraction of a certain tensor network. The tensors correspond to tetrahedra in a triangulation of the manifold, with values determined by a fixed spherical category. For a manifold with boundary, the tensor network has free indices that can be associ...
[ "quant-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
118582536
1002.2908
2010-02-15
Aspect ratio dependence of heat transfer and large-scale flow in turbulent convection
The heat transport and corresponding changes in the large-scale circulation (LSC) in turbulent Rayleigh-B\'{e}nard convection are studied by means of three-dimensional direct numerical simulations as a function of the aspect ratio $\Gamma$ of a closed cylindrical cell and the Rayleigh number $Ra$. For small and moderat...
[ "physics.flu-dyn" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
7013510
1002.2975
2010-02-15
Efficient and exact sampling of simple graphs with given arbitrary degree sequence
Uniform sampling from graphical realizations of a given degree sequence is a fundamental component in simulation-based measurements of network observables, with applications ranging from epidemics, through social networks to Internet modeling. Existing graph sampling methods are either link-swap based (Markov-Chain Mon...
[ "physics.soc-ph", "cond-mat.stat-mech", "cs.DS" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
6902093
1002.2822
2010-02-15
Structure maps for hcp metals from first principles calculations
The ability to predict the existence and crystal type of ordered structures of materials from their components is a major challenge of current materials research. Empirical methods use experimental data to construct structure maps and make predictions based on clustering of simple physical parameters. Their usefulness ...
[ "cond-mat.mtrl-sci", "cond-mat.other" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "o levy_2", "name": "Ohad Levy", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "g hart_1", "name": "Gus [\"L.\",\"W.\"] Hart", "publication_history": null, "h_index": null, "num_papers": null, ...
null
14043932
1002.2847
2010-02-15
A variant of the Johnson-Lindenstrauss lemma for circulant matrices
We continue our study of the Johnson-Lindenstrauss lemma and its connection to circulant matrices started in \cite{HV}. We reduce the bound on $k$ from $k=O(\epsilon^{-2}\log^3n)$ proven there to $k=O(\epsilon^{-2}\log^2n)$. Our technique differs essentially from the one used in \cite{HV}. We employ the discrete Fourie...
[ "math.FA" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
119251886
1002.2888
2010-02-15
Domenico Pacini, the forgotten pioneer of the discovery of cosmic rays
About a century ago, cosmic rays were identified as being a source of radiation on Earth. The proof came from two independent experiments. The Italian physicist Domenico Pacini observed the radiation strength to decrease when going from the ground to a few meters underwater (both in a lake and in a sea). At about the s...
[ "physics.hist-ph", "astro-ph.IM" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "a angelis_2", "name": "Alessandro [\"De\"] Angelis", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "n giglietto_1", "name": "Nicola Giglietto", "publication_history": null, "h_index": null, "n...
null
84178858
1002.2845
2010-02-15
Exact calculations for false discovery proportion with application to least favorable configurations
In a context of multiple hypothesis testing, we provide several new exact calculations related to the false discovery proportion (FDP) of step-up and step-down procedures. For step-up procedures, we show that the number of erroneous rejections conditionally on the rejection number is simply a binomial variable, which l...
[ "math.ST", "stat.TH" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[ { "corpus_id": "88512574", "num_citations": null }, { "corpus_id": "16913244", "num_citations": null }, { "corpus_id": "88511841", "num_citations": null }, { "corpus_id": "15900187", "num_citations": null } ]
[ { "author_id": "é roquain_1", "name": "Étienne Roquain", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "f villers_1", "name": "Fanny Villers", "publication_history": null, "h_index": null, "num_papers": null,...
null
2986285
1002.2720
2010-02-15
Aiming Perfectly in the Dark - Blind Interference Alignment through Staggered Antenna Switching
We propose a blind interference alignment scheme for the vector broadcast channel where the transmitter is equipped with M antennas and there are K receivers, each equipped with a reconfigurable antenna capable of switching among M preset modes. Without any knowledge of the channel coefficient values at the transmitter...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
13317092
1002.2815
2010-02-15
The boundary volume of a lattice polytope
For a d-dimensional convex lattice polytope P, a formula for the boundary volume is derived in terms of the number of boundary lattice points on the first $\floor{d/2}$ dilations of P. As an application we give a necessary and sufficient condition for a polytope to be reflexive, and derive formulae for the f-vector of ...
[ "math.CO" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "15015489", "num_citations": null } ]
[ { "author_id": "g hegedus_0", "name": "G'abor Hegedus", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "a kasprzyk_1", "name": "A. Kasprzyk", "publication_history": null, "h_index": null, "num_papers": null, ...
null
8649625
1002.2892
2010-02-15
Josephson junction simulation of neurons
With the goal of understanding the intricate behavior and dynamics of collections of neurons, we present superconducting circuits containing Josephson junctions that model biologically realistic neurons. These "Josephson junction neurons" reproduce many characteristic behaviors of biological neurons such as action pote...
[ "cond-mat.supr-con", "cond-mat.dis-nn", "physics.bio-ph", "q-bio.NC" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
13348377
1002.3102
2010-02-16
Selective Call Out and Real Time Bidding
Ads on the Internet are increasingly sold via ad exchanges such as RightMedia, AdECN and Doubleclick Ad Exchange. These exchanges allow real-time bidding, that is, each time the publisher contacts the exchange, the exchange ``calls out'' to solicit bids from ad networks. This aspect of soliciting bids introduces a nove...
[ "cs.GT", "cs.DS" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "2668101", "num_citations": null } ]
[ { "author_id": "t chakraborty_11", "name": "Tanmoy Chakraborty", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "e even-dar_1", "name": "Eyal Even-Dar", "publication_history": null, "h_index": null, "num_paper...
null
850633
1002.3065
2010-02-16
Linear Capacity Scaling in Wireless Networks: Beyond Physical Limits?
We investigate the role of cooperation in wireless networks subject to a spatial degrees of freedom limitation. To address the worst case scenario, we consider a free-space line-of-sight type environment with no scattering and no fading. We identify three qualitatively different operating regimes that are determined by...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
53666641
1002.3076
2010-02-16
Evolution of blue E/S0 galaxies from z~1: merger remnants or disk rebuilding galaxies?
Studying outliers from the bimodal distribution of galaxies in the color-mass space, such as morphological early-type galaxies residing in the blue cloud, can help to better understand the physical mechanisms that lead galaxy migrations in this space. In this paper we study the evolution of the properties of 210 M*/Mso...
[ "astro-ph.CO" ]
null
[ "target.author.publication_history" ]
[ { "corpus_id": "18714139", "num_citations": null }, { "corpus_id": "6707229", "num_citations": null }, { "corpus_id": "15500978", "num_citations": null }, { "corpus_id": "16659981", "num_citations": null }, { "corpus_id": "14662837", "num_citations": null },...
[ { "author_id": "m huertas-company_1", "name": "Marc Huertas-Company", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "j aguerri_1", "name": "J. [\"A.\",\"L.\"] Aguerri", "publication_history": null, "h_index": nul...
null
119224168
1002.2952
2010-02-16
Hidden Higgs Decaying to Lepton Jets
The Higgs and some of the Standard Model superpartners may have been copiously produced at LEP and the Tevatron without being detected. We study a novel scenario of this type in which the Higgs decays predominantly into a light hidden sector either directly or through light SUSY states. Subsequent cascades increase the...
[ "hep-ph", "hep-ex" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
118356433
1002.2981
2010-02-16
Sublattice Counting and Orbifolds
Abelian orbifolds of C^3 are known to be encoded by hexagonal brane tilings. To date it is not known how to count all such orbifolds. We fill this gap by employing number theoretic techniques from crystallography, and by making use of Polya's Enumeration Theorem. The results turn out to be beautifully encoded in terms ...
[ "hep-th" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
3207700
1002.3188
2010-02-16
Noisy Network Coding
A noisy network coding scheme for sending multiple sources over a general noisy network is presented. For multi-source multicast networks, the scheme naturally extends both network coding over noiseless networks by Ahlswede, Cai, Li, and Yeung, and compress-forward coding for the relay channel by Cover and El Gamal to ...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
2413659
1002.3183
2010-02-16
A Complete Characterization of Statistical Query Learning with Applications to Evolvability
Statistical query (SQ) learning model of Kearns (1993) is a natural restriction of the PAC learning model in which a learning algorithm is allowed to obtain estimates of statistical properties of the examples but cannot see the examples themselves. We describe a new and simple characterization of the query complexity o...
[ "cs.CC", "cs.LG" ]
null
[ "target.author.publication_history", "target.author.publication_history.key_reference" ]
[ { "corpus_id": "2787595", "num_citations": null } ]
[ { "author_id": "v feldman_1", "name": "Vitaly Feldman", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null } ]
null
7548144
1002.3083
2010-02-16
L2C2: Logic-based LSC Consistency Checking
Live sequence charts (LSCs) have been proposed as an inter-object scenario-based specification and visual programming language for reactive systems. In this paper, we introduce a logic-based framework to check the consistency of an LSC specification. An LSC simulator has been implemented in logic programming, utilizing...
[ "cs.LO" ]
null
[ "target.author.publication_history" ]
[]
[ { "author_id": "h guo_31", "name": "Hai-Feng Guo", "publication_history": null, "h_index": null, "num_papers": null, "num_citations": null }, { "author_id": "w zheng_58", "name": "Wen Zheng", "publication_history": null, "h_index": null, "num_papers": null, "num_c...
null
7676516
1002.3003
2010-02-16
Two-particle quantum walks applied to the graph isomorphism problem
We show that the quantum dynamics of interacting and noninteracting quantum particles are fundamentally different in the context of solving a particular computational problem. Specifically, we consider the graph isomorphism problem, in which one wishes to determine whether two graphs are isomorphic (related to each oth...
[ "quant-ph" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null
10963839
1002.3192
2010-02-17
Study of Gaussian Relay Channels with Correlated Noises
In this paper, we consider full-duplex and half-duplex Gaussian relay channels where the noises at the relay and destination are arbitrarily correlated. We first derive the capacity upper bound and the achievable rates with three existing schemes: Decode-and-Forward (DF), Compress-and-Forward (CF), and Amplify-and-Forw...
[ "cs.IT", "math.IT" ]
null
[ "target.author.publication_history.key_reference" ]
null
null
null