corpus_id stringlengths 3 9 | arxiv_id stringlengths 9 16 | date stringdate 1989-10-26 00:00:00 2024-09-30 00:00:00 | title stringlengths 4 240 | abstract stringlengths 3 3.15k | categories listlengths 1 10 | topics listlengths 0 15 ⌀ | roles listlengths 1 4 | key_references listlengths 0 10 ⌀ | authors listlengths 1 5.28k ⌀ | citation_trajectory listlengths 14 26 ⌀ |
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1414320 | 1104.1336 | 2011-04-07 | Thermodynamically Consistent, Frame Indifferent Diffuse Interface Models for Incompressible Two-Phase Flows with Different Densities | A new diffuse interface model for a two-phase flow of two incompressible fluids with different densities is introduced using methods from rational continuum mechanics. The model fulfills local and global dissipation inequalities and is frame indifferent. Moreover, it is generalized to situations with a soluble species.... | [
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831052 | 1104.1450 | 2011-04-07 | Plug-in Approach to Active Learning | We present a new active learning algorithm based on nonparametric estimators of the regression function. Our investigation provides probabilistic bounds for the rates of convergence of the generalization error achievable by proposed method over a broad class of underlying distributions. We also prove minimax lower boun... | [
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8342815 | 1104.1274 | 2011-04-07 | Sensitivity, robustness and identifiability in stochastic chemical kinetics models | We present a novel and simple method to numerically calculate Fisher Information Matrices for stochastic chemical kinetics models. The linear noise approximation is used to derive model equations and a likelihood function which leads to an efficient computational algorithm. Our approach reduces the problem of calculati... | [
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119295983 | 1104.1228 | 2011-04-07 | Super Fast and Quality Azimuth Disambiguation | The paper presents the possibility of fast and quality azimuth disambiguation of vector magnetogram data regardless of location on the solar disc. The new Super Fast and Quality (SFQ) code of disambiguation is tried out on well-known models of Metcalf et al. (2006), Leka et al. (2009) and artificial model of fixed conf... | [
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17999943 | 1104.1459 | 2011-04-07 | A Quantum Cognition Analysis of the Ellsberg Paradox | The 'expected utility hypothesis' is one of the foundations of classical approaches to economics and decision theory and Savage's 'Sure-Thing Principle' is a fundamental element of it. It has been put forward that real-life situations exist, illustrated by the 'Allais' and 'Ellsberg paradoxes', in which the Sure-Thing ... | [
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15880029 | 1104.1421 | 2011-04-07 | Direct measurement of cell wall stress-stiffening and turgor pressure in live bacterial cells | We study intact and bulging Escherichia coli cells using atomic force microscopy to separate the contributions of the cell wall and turgor pressure to the overall cell stiffness. We find strong evidence of power-law stress-stiffening in the E. coli cell wall, with an exponent of 1.22 \pm 0.12, such that the wall is sig... | [
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119644948 | 1104.1592 | 2011-04-08 | Consistency conditions for dimer models | Dimer models are a combinatorial tool to describe certain algebras that appear as noncommutative crepant resolutions of toric Gorenstein singularities. Unfortunately, not every dimer model gives rise to a noncommutative crepant resolution. Several notions of consistency have been introduced to deal with this problem. I... | [
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17765517 | 1104.1672 | 2011-04-08 | Dimension-free tail inequalities for sums of random matrices | We derive exponential tail inequalities for sums of random matrices with no dependence on the explicit matrix dimensions. These are similar to the matrix versions of the Chernoff bound and Bernstein inequality except with the explicit matrix dimensions replaced by a trace quantity that can be small even when the dimens... | [
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17579731 | 1104.1605 | 2011-04-08 | Efficient Top-K Retrieval in Online Social Tagging Networks | We consider in this paper top-k query answering in social tagging systems, also known as folksonomies. This problem requires a significant departure from existing, socially agnostic techniques. In a network-aware context, one can (and should) exploit the social links, which can indicate how users relate to the seeker a... | [
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118609938 | 1104.1607 | 2011-04-08 | ANTARES: the first undersea neutrino telescope | The ANTARES Neutrino Telescope was completed in May 2008 and is the first operational Neutrino Telescope in the Mediterranean Sea. The main purpose of the detector is to perform neutrino astronomy and the apparatus also offers facilities for marine and Earth sciences. This paper describes the design, the construction a... | [
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2965516 | 1104.1528 | 2011-04-08 | Coded Modulation for Power Line Communications | We discuss the application of coded modulation for power-line communications. We combine M-ary FSK with diversity and coding to make the transmission robust against permanent frequency disturbances and impulse noise. We give a particular example of the coding/modulation scheme that is in agreement with the existing CEN... | [
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12768338 | 1104.1577 | 2011-04-08 | Observing pulsars and fast transients with LOFAR | Low frequency radio waves, while challenging to observe, are a rich source of information about pulsars. The LOw Frequency ARray (LOFAR) is a new radio interferometer operating in the lowest 4 octaves of the ionospheric "radio window": 10-240MHz, that will greatly facilitate observing pulsars at low radio frequencies. ... | [
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45167678 | 1104.1573 | 2011-04-08 | SPheno 3.1: extensions including flavour, CP-phases and models beyond the MSSM | We describe recent extensions of the program SPheno including flavour aspects, CP-phases, R-parity violation and low energy observables. In case of flavour mixing all masses of supersymmetric particles are calculated including the complete flavour structure and all possible CP-phases at the 1-loop level. We give detail... | [
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118530387 | 1104.1586 | 2011-04-08 | The stickiness of sound: An absolute lower limit on viscosity and the breakdown of second order relativistic hydrodynamics | Hydrodynamics predicts long-lived sound and shear waves. Thermal fluctuations in these waves can lead to the diffusion of momentum density, contributing to the shear viscosity and other transport coefficients. Within viscous hydrodynamics in 3+1 dimensions, this leads to a positive contribution to the shear viscosity, ... | [
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53129339 | 1104.1530 | 2011-04-08 | Oxygen depletion in dense molecular clouds: a clue to a low O2 abundance? | Context: Dark cloud chemical models usually predict large amounts of O2, often above observational limits. Aims: We investigate the reason for this discrepancy from a theoretical point of view, inspired by the studies of Jenkins and Whittet on oxygen depletion. Methods: We use the gas-grain code Nautilus with an up-to-... | [
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11638479 | 1104.1614 | 2011-04-08 | Orbital ice: an exact Coulomb phase on the diamond lattice | We demonstrate the existence of orbital Coulomb phase as the exact ground state of p-orbital exchange Hamiltonian on the diamond lattice. The Coulomb phase is an emergent state characterized by algebraic dipolar correlations and a gauge structure resulting from local constraints (ice rules) of the underlying lattice mo... | [
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2494810 | 1104.1482 | 2011-04-08 | Optimal Polygonal Representation of Planar Graphs | In this paper, we consider the problem of representing graphs by polygons whose sides touch. We show that at least six sides per polygon are necessary by constructing a class of planar graphs that cannot be represented by pentagons. We also show that the lower bound of six sides is matched by an upper bound of six side... | [
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119235341 | 1104.1544 | 2011-04-08 | The COSPIX mission: focusing on the energetic and obscured Universe | Tracing the formation and evolution of all supermassive black holes, including the obscured ones, understanding how black holes influence their surroundings and how matter behaves under extreme conditions, are recognized as key science objectives to be addressed by the next generation of instruments. These are the main... | [
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14734290 | 1104.1594 | 2011-04-08 | Point defects on graphene on metals | Understanding the coupling of graphene with its local environment is critical to be able to integrate it in tomorrow's electronic devices. Here we show how the presence of a metallic substrate affects the properties of an atomically tailored graphene layer. We have deliberately introduced single carbon vacancies on a g... | [
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8103232 | 1104.1732 | 2011-04-09 | Optimal Column-Based Low-Rank Matrix Reconstruction | We prove that for any real-valued matrix $X \in \R^{m \times n}$, and positive integers $r \ge k$, there is a subset of $r$ columns of $X$ such that projecting $X$ onto their span gives a $\sqrt{\frac{r+1}{r-k+1}}$-approximation to best rank-$k$ approximation of $X$ in Frobenius norm. We show that the trade-off we achi... | [
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"name": "Ali [\"Kemal\"] Sinop",
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34522767 | 1104.1816 | 2011-04-10 | Precision measurement of the 7Be solar neutrino interaction rate in Borexino | A direct measurement of the 0.862 MeV 7Be solar neutrino interaction rate performed with the Borexino detector at the Laboratori Nazionali del Gran Sasso yields 46.0$\pm1.5_{\rm stat}$$^{+1.6}_{-1.5\,\rm syst}$ counts/day/(100 tons). Our result is the first direct measurement of a sub-MeV solar neutrino rate with an ac... | [
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118515985 | 1104.1787 | 2011-04-10 | From 4d superconformal indices to 3d partition functions | An exact formula for partition functions in 3d field theories was recently suggested by Jafferis, and Hama, Hosomichi, and Lee. These functions are expressed in terms of specific $q$-hypergeometric integrals whose key building block is the double sine function (or the hyperbolic gamma function). Elliptic hypergeometric... | [
"hep-th"
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88512552 | 1104.1779 | 2011-04-10 | Generalized Isotonic Regression | We present a computational and statistical approach for fitting isotonic models under convex differentiable loss functions. We offer a recursive partitioning algorithm which provably and efficiently solves isotonic regression under any such loss function. Models along the partitioning path are also isotonic and can be ... | [
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51765226 | 1104.1813 | 2011-04-10 | Integrability and tail estimates for Gaussian rough differential equations | We derive explicit tail-estimates for the Jacobian of the solution flow for stochastic differential equations driven by Gaussian rough paths. In particular, we deduce that the Jacobian has finite moments of all order for a wide class of Gaussian process including fractional Brownian motion with Hurst parameter H>1/4. W... | [
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"name": "Christian Litterer",
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... | null |
3180508 | 1104.1770 | 2011-04-10 | A quantum protocol for sampling correlated equilibria unconditionally and without a mediator | A correlated equilibrium is a fundamental solution concept in game theory that enjoys many desirable properties. However, it requires a trusted mediator, which is a major drawback in many practical applications. A computational solution to this problem was proposed by Dodis, Halevi and Rabin. They extended the original... | [
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"name": "Shengyu Zhang",
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14082609 | 1104.1990 | 2011-04-11 | Adaptive Evolutionary Clustering | In many practical applications of clustering, the objects to be clustered evolve over time, and a clustering result is desired at each time step. In such applications, evolutionary clustering typically outperforms traditional static clustering by producing clustering results that reflect long-term trends while being ro... | [
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1895327 | 1104.2108 | 2011-04-11 | Stability of Modified-CS and LS-CS for Recursive Reconstruction of Sparse Signal Sequences | In this work, we obtain sufficient conditions for the "stability" of our recently proposed algorithms, Least Squares Compressive Sensing residual (LS-CS) and modified-CS, for recursively reconstructing sparse signal sequences from noisy measurements. By "stability" we mean that the number of misses from the current sup... | [
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] | null |
4153200 | 1104.2065 | 2011-04-11 | Orientational Ordering of Nonplanar Phthalocyanines on Cu(111): Strength and Orientation of the Electric Dipole Moment | In order to investigate the orientational ordering of molecular dipoles and the associated electronic properties, we studied the adsorption of chlorogallium phthalocyanine molecules (GaClPc, Pc=C_32N_8H_16) on Cu(111) using the X-ray standing wave technique, photoelectron spectroscopy, and quantum chemical calculations... | [
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"name": "Takuya Hosokai",
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18018300 | 1104.2048 | 2011-04-11 | ORIGIN: Metal Creation and Evolution from the Cosmic Dawn | ORIGIN is a proposal for the M3 mission call of ESA aimed at the study of metal creation from the epoch of cosmic dawn. Using high-spectral resolution in the soft X-ray band, ORIGIN will be able to identify the physical conditions of all abundant elements between C and Ni to red-shifts of z=10, and beyond. The mission ... | [
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"astro-ph.HE"
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"author_id": "l piro_2",
"name": "Luigi Piro",
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12982729 | 1104.2049 | 2011-04-11 | Optimal Channel Training in Uplink Network MIMO Systems | We consider a multi-cell frequency-selective fading uplink channel (network MIMO) from K single-antenna user terminals (UTs) to B cooperative base stations (BSs) with M antennas each. The BSs, assumed to be oblivious of the applied codebooks, forward compressed versions of their observations to a central station (CS) v... | [
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"name": "Mari Kobayashi",
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... | null |
1037247 | 1104.2018 | 2011-04-11 | Efficient Learning of Generalized Linear and Single Index Models with Isotonic Regression | Generalized Linear Models (GLMs) and Single Index Models (SIMs) provide powerful generalizations of linear regression, where the target variable is assumed to be a (possibly unknown) 1-dimensional function of a linear predictor. In general, these problems entail non-convex estimation procedures, and, in practice, itera... | [
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"name": "Adam [\"Tauman\"] Kalai",
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118378015 | 1104.2089 | 2011-04-11 | Robust Optical Richness Estimation with Reduced Scatter | Reducing the scatter between cluster mass and optical richness is a key goal for cluster cosmology from photometric catalogs. We consider various modifications to the red-sequence matched filter richness estimator of Rozo et al. (2009), and evaluate their impact on the scatter in X-ray luminosity at fixed richness. Mos... | [
"astro-ph.CO"
] | null | [
"target.author.publication_history.key_reference"
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5380372 | 1104.1937 | 2011-04-11 | An algorithm for computing compatibly Frobenius split subvarieties | Let $R$ be a ring of prime characteristic $p$, and let $F^e_* R$ denote $R$ viewed as an $R$-module via the $e$th iterated Frobenius map. Given a surjective map $\phi : F^e_* R \to R$ (for example a Frobenius splitting), we exhibit an algorithm which produces all the $\phi$-compatible ideals. We also explore a variant ... | [
"math.AC",
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] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16157109 | 1104.1987 | 2011-04-11 | The Structure of Differential Invariants and Differential Cut Elimination | The biggest challenge in hybrid systems verification is the handling of differential equations. Because computable closed-form solutions only exist for very simple differential equations, proof certificates have been proposed for more scalable verification. Search procedures for these proof certificates are still rathe... | [
"cs.LO",
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"math.DS",
"math.LO"
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14352476 | 1104.1872 | 2011-04-11 | Convex and Network Flow Optimization for Structured Sparsity | We consider a class of learning problems regularized by a structured sparsity-inducing norm defined as the sum of l_2- or l_infinity-norms over groups of variables. Whereas much effort has been put in developing fast optimization techniques when the groups are disjoint or embedded in a hierarchy, we address here the ca... | [
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"name": "Rodolphe Jenatton",
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37226362 | 1104.1950 | 2011-04-11 | Stabilizing stick-slip friction | Even the most regular stick-slip frictional sliding is always stochastic, with irregularity in both the intervals between slip events and the sizes of the associated stress drops. Applying small-amplitude oscillations to the shear force, we show, experimentally and theoretically, that the stick-slip periods synchronize... | [
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{
"author_id": "r capozza_0",
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"name": "Shmuel [\"M.\"] Rubinstein",
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13570666 | 1104.2093 | 2011-04-11 | Fermi-LAT Observations of Two Gamma-Ray Emission Components from the Quiescent Sun | We report the detection of high-energy gamma rays from the quiescent Sun with the Large Area Telescope (LAT) on board the Fermi Gamma-Ray Space Telescope (Fermi) during the first 18 months of the mission. These observations correspond to the recent period of low solar activity when the emission induced by cosmic rays i... | [
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19009630 | 1104.2068 | 2011-04-11 | Graphene plasmonics: A platform for strong light-matter interaction | Graphene plasmons provide a suitable alternative to noble-metal plasmons because they exhibit much larger confinement and relatively long propagation distances, with the advantage of being highly tunable via electrostatic gating. We report strong light- matter interaction assisted by graphene plasmons, and in particula... | [
"cond-mat.mes-hall",
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5851561 | 1104.2086 | 2011-04-11 | A Universal Part-of-Speech Tagset | To facilitate future research in unsupervised induction of syntactic structure and to standardize best-practices, we propose a tagset that consists of twelve universal part-of-speech categories. In addition to the tagset, we develop a mapping from 25 different treebank tagsets to this universal set. As a result, when c... | [
"cs.CL"
] | null | [
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] | null | null | null |
118376619 | 1104.2066 | 2011-04-11 | Reformulating and Reconstructing Quantum Theory | We provide a reformulation of finite dimensional quantum theory in the circuit framework in terms of mathematical axioms, and a reconstruction of quantum theory from operational postulates. The mathematical axioms for quantum theory are the following: [Axiom 1] Operations correspond to operators. [Axiom 2] Every comple... | [
"quant-ph",
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"hep-th"
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7944797 | 1104.2278 | 2011-04-12 | "Ultimate state" of two-dimensional Rayleigh-Benard convection between free-slip fixed temperature boundaries | Rigorous upper limits on the vertical heat transport in two dimensional Rayleigh-Benard convection between stress-free isothermal boundaries are derived from the Boussinesq approximation of the Navier-Stokes equations. The Nusselt number Nu is bounded in terms of the Rayleigh number Ra according to $Nu \leq 0.2295 Ra^{... | [
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"author_id": "c doering_1",
"name": "Charles [\"R.\"] Doering",
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... | null |
42432102 | 1104.2321 | 2011-04-12 | Optimal Constraints on Local Primordial Non-Gaussianity from the Two-Point Statistics of Large-Scale Structure | One of the main signatures of primordial non-Gaussianity of the local type is a scale-dependent correction to the bias of large-scale structure tracers such as galaxies or clusters, whose amplitude depends on the bias of the tracers itself. The dominant source of noise in the power spectrum of the tracers is caused by ... | [
"astro-ph.CO"
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{
"author_id": "n hamaus_1",
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"name": "Uroš Seljak",
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"nu... | null |
9156116 | 1104.2116 | 2011-04-12 | Statistical Beamforming on the Grassmann Manifold for the Two-User Broadcast Channel | A Rayleigh fading spatially correlated broadcast setting with M = 2 antennas at the transmitter and two-users (each with a single antenna) is considered. It is assumed that the users have perfect channel information about their links whereas the transmitter has only statistical information of each user's link (covarian... | [
"cs.IT",
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"author_id": "s hanly_1",
"name": "Stephen [\"V.\"] Hanly",
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110792160 | 1104.2120 | 2011-04-12 | Optimal design of measurement network for neutronic activity field reconstruction by data assimilation | Using data assimilation framework, to merge information from model and measurement, an optimal reconstruction of the neutronic activity field can be determined for a nuclear reactor core. In this paper, we focus on solving the inverse problem of determining an optimal repartition of the measuring instruments within the... | [
"physics.data-an",
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"nucl-th"
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{
"author_id": "b bouriquet_1",
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{
"author_id": "j argaud_1",
"name": "Jean-Philippe Argaud",
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7851891 | 1104.2373 | 2011-04-12 | Hybrid Deterministic-Stochastic Methods for Data Fitting | Many structured data-fitting applications require the solution of an optimization problem involving a sum over a potentially large number of measurements. Incremental gradient algorithms offer inexpensive iterations by sampling a subset of the terms in the sum. These methods can make great progress initially, but often... | [
"cs.NA",
"cs.SY",
"math.OC",
"stat.ML"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
8120447 | 1104.2275 | 2011-04-12 | Approximate Tree Decompositions of Planar Graphs in Linear Time | Many algorithms have been developed for NP-hard problems on graphs with small treewidth $k$. For example, all problems that are expressable in linear extended monadic second order can be solved in linear time on graphs of bounded treewidth. It turns out that the bottleneck of many algorithms for NP-hard problems is the... | [
"cs.DS"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
119175233 | 1104.2101 | 2011-04-12 | Identifying the Origin of Longevity of Metastable Stau at the LHC | In the framework of the supersymmetric standard model, the lighter stau often becomes long-lived. Such longevity of the stau is realized in three well-motivated scenarios: (A) the stau is the next-to-lightest supersymmetric particle (NLSP) and the gravitino is the lightest supersymmetric particle (LSP), (B) the stau is... | [
"hep-ph"
] | null | [
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"author_id": "t ito_2",
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"name": "Kouhei Nakaji",
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92988810 | 1104.2325 | 2011-04-12 | New Optical Reddening Maps of the Large and Small Magellanic Clouds | We present new reddening maps of the SMC and LMC based on the data of the third phase of the Optical Gravitational Lensing Experiment (OGLE III). We have used two different methods to derive optical reddening maps. We adopt a theoretical mean unreddened colour for the red clump in the SMC and LMC, respectively. We subd... | [
"astro-ph.GA",
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] | null | [
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] | null | null | null |
119106544 | 1104.2320 | 2011-04-12 | Surface Layer Accretion in Conventional and Transitional Disks Driven by Far-Ultraviolet Ionization | Whether protoplanetary disks accrete at observationally significant rates by the magnetorotational instability (MRI) depends on how well ionized they are. Disk surface layers ionized by stellar X-rays are susceptible to charge neutralization by small condensates, ranging from ~0.01-micron-sized grains to angstrom-sized... | [
"astro-ph.EP",
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"author_id": "e chiang_1",
"name": "Eugene Chiang",
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15135470 | 1104.2132 | 2011-04-12 | On the tree-depth of Random Graphs | The tree-depth is a parameter introduced under several names as a measure of sparsity of a graph. We compute asymptotic values of the tree-depth of random graphs. For dense graphs, p>> 1/n, the tree-depth of a random graph G is a.a.s. td(G)=n-O(sqrt(n/p)). Random graphs with p=c/n, have a.a.s. linear tree-depth when c>... | [
"math.CO",
"cs.DM"
] | null | [
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51797508 | 1104.2314 | 2011-04-12 | Anderson localization of matter waves in tailored disordered potentials | We show that, in contrast to immediate intuition, Anderson localization of noninteracting particles induced by a disordered potential in free space can increase (i.e., the localization length can decrease) when the particle energy increases, for appropriately tailored disorder correlations. We predict the effect in one... | [
"cond-mat.quant-gas",
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"author_id": "a aspect_1",
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"... | null |
97862 | 1104.2198 | 2011-04-12 | Central limit theorems for additive functionals of ergodic Markov diffusions processes | We revisit functional central limit theorems for additive functionals of ergodic Markov diffusion processes. Translated in the language of partial differential equations of evolution, they appear as diffusion limits in the asymptotic analysis of Fokker-Planck type equations. We focus on the square integrable framework,... | [
"math.PR"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
15303049 | 1104.2094 | 2011-04-12 | Redshift Space Distortion of the 21cm Background from the Epoch of Reionization I: Methodology Re-examined | The peculiar velocity of the intergalactic gas responsible for the cosmic 21cm background from the epoch of reionization and beyond introduces an anisotropy in the three-dimensional power spectrum of brightness temperature fluctuations. Measurement of this anisotropy by future 21cm surveys is a promising tool for separ... | [
"astro-ph.CO",
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] | null | [
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] | null | null | null |
9685630 | 1104.2549 | 2011-04-13 | Dark Matter Results from 100 Live Days of XENON100 Data | We present results from the direct search for dark matter with the XENON100 detector, installed underground at the Laboratori Nazionali del Gran Sasso of INFN, Italy. XENON100 is a two-phase time projection chamber with a 62 kg liquid xenon target. Interaction vertex reconstruction in three dimensions with millimeter p... | [
"astro-ph.CO",
"hep-ex"
] | null | [
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] | null | null | null |
8198438 | 1104.2515 | 2011-04-13 | Close encounters in a pediatric ward: measuring face-to-face proximity and mixing patterns with wearable sensors | Nosocomial infections place a substantial burden on health care systems and represent a major issue in current public health, requiring notable efforts for its prevention. Understanding the dynamics of infection transmission in a hospital setting is essential for tailoring interventions and predicting the spread among ... | [
"q-bio.QM",
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] | null | [
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{
"author_id": "l isella_1",
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"author_id": "m romano_5",
"name": "Mariateresa Romano",
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16698476 | 1104.2527 | 2011-04-13 | Faster Information Dissemination in Dynamic Networks via Network Coding | We use network coding to improve the speed of distributed computation in the dynamic network model of Kuhn, Lynch and Oshman [STOC '10]. In this model an adversary adaptively chooses a new network topology in every round, making even basic distributed computations challenging. Kuhn et al. show that n nodes, each starti... | [
"cs.DS",
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] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
6140739 | 1104.2502 | 2011-04-13 | A Parallel Approximation Algorithm for Positive Semidefinite Programming | Positive semidefinite programs are an important subclass of semidefinite programs in which all matrices involved in the specification of the problem are positive semidefinite and all scalars involved are non-negative. We present a parallel algorithm, which given an instance of a positive semidefinite program of size N ... | [
"cs.CC",
"quant-ph"
] | null | [
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] | null | null | null |
3266036 | 1104.2599 | 2011-04-13 | Streaming Tree Transducers | Theory of tree transducers provides a foundation for understanding expressiveness and complexity of analysis problems for specification languages for transforming hierarchically structured data such as XML documents. We introduce streaming tree transducers as an analyzable, executable, and expressive model for transfor... | [
"cs.FL",
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] | null | [
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{
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"author_id": "r alur_2",
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"author_id": "l d'antoni_1",
"name": "Loris D'antoni",
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... | null |
1275668 | 1104.2532 | 2011-04-13 | Abnormal effective connectivity in migraine with aura under photic stimulation | Migraine patients with aura show a peculiar pattern of visual reactivity compared with those of migraine patients without aura: an increased effective connectivity, connected to a reduced synchronization among EEG channels, for frequencies in the beta band. The effective connectivity is evaluated in terms of the Grange... | [
"q-bio.NC",
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] | null | [
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{
"author_id": "s stramaglia_1",
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{
"author_id": "d marinazzo_1",
"name": "Daniele Marinazzo",
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16885356 | 1104.2643 | 2011-04-13 | On Approaching the Ultimate Limits of Photon-Efficient and Bandwidth-Efficient Optical Communication | It is well known that ideal free-space optical communication at the quantum limit can have unbounded photon information efficiency (PIE), measured in bits per photon. High PIE comes at a price of low dimensional information efficiency (DIE), measured in bits per spatio-temporal-polarization mode. If only temporal modes... | [
"quant-ph",
"physics.optics"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
1946680 | 1104.2541 | 2011-04-13 | Kernels for Global Constraints | Bessiere et al. (AAAI'08) showed that several intractable global constraints can be efficiently propagated when certain natural problem parameters are small. In particular, the complete propagation of a global constraint is fixed-parameter tractable in k - the number of holes in domains - whenever bound consistency can... | [
"cs.AI",
"cs.DS"
] | null | [
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{
"author_id": "s gaspers_1",
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{
"author_id": "s szeider_1",
"name": "Stefan Szeider",
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... | null |
791658 | 1104.2486 | 2011-04-13 | Dynamic Programming for Graphs on Surfaces | We provide a framework for the design and analysis of dynamic programming algorithms for surface-embedded graphs on n vertices and branchwidth at most k. Our technique applies to general families of problems where standard dynamic programming runs in 2^{O(k log k)} n steps. Our approach combines tools from topological ... | [
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] | null | [
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] | null | null | null |
119125558 | 1104.2612 | 2011-04-13 | An Affine-Invariant Sampler for Exoplanet Fitting and Discovery in Radial Velocity Data | Markov Chain Monte Carlo (MCMC) proves to be powerful for Bayesian inference and in particular for exoplanet radial velocity fitting because MCMC provides more statistical information and makes better use of data than common approaches like chi-square fitting. However, the non-linear density functions encountered in th... | [
"astro-ph.IM"
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{
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] | [
{
"author_id": "f hou_3",
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{
"author_id": "j goodman_8",
"name": "Jonathan [\"B.\"] Goodman",
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16393158 | 1104.2635 | 2011-04-13 | On the Number of ABC Solutions with Restricted Radical Sizes | We consider a variant of the ABC Conjecture, attempting to count the number of solutions to $A+B+C=0$, in relatively prime integers $A,B,C$ each of absolute value less than $N$ with $r(A)<|A|^a, r(B)<|B|^b, r(C)<|C|^c.$ The ABC Conjecture is equivalent to the statement that for $a+b+c<1$, the number of solutions is bou... | [
"math.NT"
] | null | [
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] | [] | [
{
"author_id": "d kane_1",
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}
] | null |
115534944 | 1104.2608 | 2011-04-13 | The Sloan Lens ACS Survey. XI. Beyond Hubble resolution: size, luminosity and stellar mass of compact lensed galaxies at intermediate redshift | We exploit the strong lensing effect to explore the properties of intrinsically faint and compact galaxies at intermediate redshift, at the highest possible resolution at optical wavelengths. Our sample consists of 46 strongly-lensed emission line galaxies discovered by the Sloan Lens ACS (SLACS) Survey. The galaxies h... | [
"astro-ph.CO"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16338581 | 1104.2504 | 2011-04-13 | A Discrete Adapted Hierarchical Basis Solver For Radial Basis Function Interpolation | In this paper we develop a discrete Hierarchical Basis (HB) to efficiently solve the Radial Basis Function (RBF) interpolation problem with variable polynomial order. The HB forms an orthogonal set and is adapted to the kernel seed function and the placement of the interpolation nodes. Moreover, this basis is orthogona... | [
"cs.NA",
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] | null | [
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] | null | null | null |
119190538 | 1104.2356 | 2011-04-13 | The Microlensing Properties of a Sample of 87 Lensed Quasars | Gravitational microlensing is a powerful tool for probing the physical properties of quasar accretion disks and properties of the lens galaxy such as its dark matter fraction and mean stellar mass. Unfortunately the number of lensed quasars ($\sim 90$) exceeds our monitoring capabilities. Thus, estimating their microle... | [
"astro-ph.CO"
] | null | [
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{
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{
"corpus_id": "119227698",
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{
"author_id": "a mosquera_1",
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{
"author_id": "c kochanek_1",
"name": "Christopher [\"S.\"] Kochanek",
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10989301 | 1104.2566 | 2011-04-13 | Load-Balancing Spatially Located Computations using Rectangular Partitions | Distributing spatially located heterogeneous workloads is an important problem in parallel scientific computing. We investigate the problem of partitioning such workloads (represented as a matrix of non-negative integers) into rectangles, such that the load of the most loaded rectangle (processor) is minimized. Since f... | [
"cs.DC"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
11089020 | 1104.2470 | 2011-04-13 | Effective radical parametrization of trigonal curves | Let $C$ be a non-hyperelliptic algebraic curve. It is known that its canonical image is the intersection of the quadrics that contain it, except when $C$ is trigonal (that is, it has a linear system of degree 3 and dimension 1) or isomorphic to a plane quintic (genus 6). In this context, we present a method to decide w... | [
"math.AG",
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{
"author_id": "j schicho_1",
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"author_id": "d sevilla_1",
"name": "David Sevilla",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
43687126 | 1104.2425 | 2011-04-13 | Observation of transverse polarization asymmetries of charged pion pairs in e+e- annihilation near sqrt s=10.58 GeV | The interference fragmentation function translates the fragmentation of a quark with a transverse projection of the spin into an azimuthal asymmetry of two final-state hadrons. In e+e- annihilation the product of two interference fragmentation functions is measured. We report nonzero asymmetries for pairs of charge-ord... | [
"hep-ex"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "a vossen_1",
"name": "A. Vossen",
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"num_papers": null,
"num_citations": null
},
{
"author_id": "r seidl_1",
"name": "Ralf Seidl",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_ci... | null |
55117285 | 1104.2544 | 2011-04-13 | Phase transition in the R\'enyi-Shannon entropy of Luttinger liquids | The R\'enyi-Shannon entropy associated to critical quantum spins chain with central charge $c=1$ is shown to have a phase transition at some value $n_c$ of the R\'enyi parameter $n$ which depends on the Luttinger parameter (or compactification radius R). Using a new replica-free formulation, the entropy is expressed as... | [
"cond-mat.str-el",
"cond-mat.stat-mech"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
119312348 | 1104.2554 | 2011-04-13 | Time-dependent Schroedinger equation in dimension $k+1$: explicit and rational solutions via GBDT and multinodes | A version of the binary Darboux transformation is constructed for non-stationary Schroedinger equation in dimension $k+1$, where $k$ is the number of space variables, $k \geq 1$. This is an iterated GBDT version. New families of non-singular and rational potentials and solutions are obtained. Some results are new for t... | [
"math.AP",
"math-ph",
"math.FA",
"math.MP"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
88518573 | 1104.2365 | 2011-04-13 | Instantaneous frequency and wave shape functions (I) | Although one can formulate an intuitive notion of instantaneous frequency, generalizing "frequency" as we understand it in e.g. the Fourier transform, a rigorous mathematical definition is lacking. In this paper, we consider a class of functions composed of waveforms that repeat nearly periodically, and for which the i... | [
"math.NA",
"math.ST",
"stat.TH"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
119205572 | 1104.2543 | 2011-04-13 | Taking Advantage of the COS Time-Tag Capability: Observations of Pulsating Hot DQ White Dwarfs and Discovery of a New One | We present an analysis of the ultraviolet light curves of five Hot DQ white dwarfs recently observed with the Cosmic Origins Spectrograph (COS) on board the Hubble Space Telescope (HST). These light curves were constructed by extracting the time-tag information from the FUV and NUV spectroscopic data. Single-color ligh... | [
"astro-ph.SR"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
119238800 | 1104.2853 | 2011-04-14 | Duality In Two-Dimensional (2,2) Supersymmetric Non-Abelian Gauge Theories | We study the low energy behaviour of N=(2,2) supersymmetric gauge theories in 1+1 dimensions, with orthogonal and symplectic gauge groups and matters in the fundamental representation. We observe supersymmetry breaking in super-Yang-Mills theory and in theories with small numbers of flavors. For larger numbers of flavo... | [
"hep-th"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
40182463 | 1104.2792 | 2011-04-14 | Internal heating driven convection at infinite Prandtl number | We derive an improved rigorous bound on the space and time averaged temperature $<T>$ of an infinite Prandtl number Boussinesq fluid contained between isothermal no-slip boundaries thermally driven by uniform internal heating. A novel approach is used wherein a singular stable stratification is introduced as a perturba... | [
"physics.flu-dyn",
"math-ph",
"math.MP"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "j whitehead_1",
"name": "Jared [\"P.\"] Whitehead",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "c doering_1",
"name": "Charles [\"R.\"] Doering",
"publication_history": null,
"h_index": null,
... | null |
53490516 | 1104.2933 | 2011-04-14 | The Cosmic Linear Anisotropy Solving System (CLASS) II: Approximation schemes | Boltzmann codes are used extensively by several groups for constraining cosmological parameters with Cosmic Microwave Background and Large Scale Structure data. This activity is computationally expensive, since a typical project requires from 10'000 to 100'000 Boltzmann code executions. The newly released code CLASS (C... | [
"astro-ph.CO"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
1593744 | 1104.2882 | 2011-04-14 | Minimum Weight Cycles and Triangles: Equivalences and Algorithms | We consider the fundamental algorithmic problem of finding a cycle of minimum weight in a weighted graph. In particular, we show that the minimum weight cycle problem in an undirected n-node graph with edge weights in {1,...,M} or in a directed n-node graph with edge weights in {-M,..., M} and no negative cycles can be... | [
"cs.DS"
] | null | [
"target.author.publication_history"
] | [
{
"corpus_id": "1065901",
"num_citations": null
}
] | [
{
"author_id": "l roditty_1",
"name": "Liam Roditty",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "v williams_1",
"name": "Virginia [\"Vassilevska\"] Williams",
"publication_history": null,
"h_index": null,
... | null |
3120538 | 1104.2788 | 2011-04-14 | Backdoors to Tractable Answer-Set Programming | Answer Set Programming (ASP) is an increasingly popular framework for declarative programming that admits the description of problems by means of rules and constraints that form a disjunctive logic program. In particular, many AI problems such as reasoning in a nonmonotonic setting can be directly formulated in ASP. Al... | [
"cs.CC",
"cs.AI"
] | null | [
"target.author.publication_history",
"target.author.publication_history.key_reference"
] | [] | [
{
"author_id": "j fichte_1",
"name": "Johannes [\"Klaus\"] Fichte",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "s szeider_1",
"name": "Stefan Szeider",
"publication_history": null,
"h_index": null,
"num_pa... | null |
9776115 | 1104.2909 | 2011-04-14 | Energy and Mean-Payoff Parity Markov Decision Processes | We consider Markov Decision Processes (MDPs) with mean-payoff parity and energy parity objectives. In system design, the parity objective is used to encode \omega-regular specifications, and the mean-payoff and energy objectives can be used to model quantitative resource constraints. The energy condition requires that ... | [
"cs.GT"
] | null | [
"target.author.publication_history.key_reference"
] | [
{
"corpus_id": "80966",
"num_citations": null
}
] | [
{
"author_id": "k chatterjee_3",
"name": "Krishnendu Chatterjee",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "l doyen_1",
"name": "Laurent Doyen",
"publication_history": null,
"h_index": null,
"num_papers"... | null |
15754831 | 1104.2805 | 2011-04-14 | Encoding and decoding V1 fMRI responses to natural images with sparse nonparametric models | Functional MRI (fMRI) has become the most common method for investigating the human brain. However, fMRI data present some complications for statistical analysis and modeling. One recently developed approach to these data focuses on estimation of computational encoding models that describe how stimuli are transformed i... | [
"stat.AP"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "v vu_6",
"name": "Vincent [\"Q.\"] Vu",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "p ravikumar_1",
"name": "Pradeep Ravikumar",
"publication_history": null,
"h_index": null,
"num_papers": ... | null |
16393667 | 1104.2808 | 2011-04-14 | Characterization and Greedy Learning of Interventional Markov Equivalence Classes of Directed Acyclic Graphs | The investigation of directed acyclic graphs (DAGs) encoding the same Markov property, that is the same conditional independence relations of multivariate observational distributions, has a long tradition; many algorithms exist for model selection and structure learning in Markov equivalence classes. In this paper, we ... | [
"stat.ME",
"cs.DM",
"math.ST",
"stat.TH"
] | null | [
"target.author.publication_history.key_reference",
"target.key_reference"
] | null | null | null |
18669291 | 1104.2901 | 2011-04-14 | A Spitzer Transmission Spectrum for the Exoplanet GJ 436b, Evidence for Stellar Variability, and Constraints on Dayside Flux Variations | In this paper we describe a uniform analysis of eight transits and eleven secondary eclipses of the extrasolar planet GJ 436b obtained in the 3.6, 4.5, and 8.0 micron bands using the IRAC instrument on the Spitzer Space Telescope between UT 2007 June 29 and UT 2009 Feb 4. We find that the best-fit transit depths for vi... | [
"astro-ph.EP"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
46122326 | 1104.2677 | 2011-04-14 | On determining the number of spikes in a high-dimensional spiked population model | In a spiked population model, the population covariance matrix has all its eigenvalues equal to units except for a few fixed eigenvalues (spikes). Determining the number of spikes is a fundamental problem which appears in many scientific fields, including signal processing (linear mixture model) or economics (factor mo... | [
"math.ST",
"stat.TH"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14151264 | 1104.2745 | 2011-04-14 | An Axis-Based Representation for Recognition | This paper presents a new axis-based shape representation scheme along with a matching framework to address the problem of generic shape recognition. The main idea is to define the relative spatial arrangement of local symmetry axes and their metric properties in a shape centered coordinate frame. The resulting descrip... | [
"cs.CV"
] | null | [
"target.author.publication_history.key_reference",
"target.key_reference"
] | null | null | null |
7857998 | 1104.2803 | 2011-04-14 | Sound and complete axiomatizations of coalgebraic language equivalence | Coalgebras provide a uniform framework to study dynamical systems, including several types of automata. In this paper, we make use of the coalgebraic view on systems to investigate, in a uniform way, under which conditions calculi that are sound and complete with respect to behavioral equivalence can be extended to a c... | [
"cs.LO",
"math.CT"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
1091569 | 1104.2762 | 2011-04-14 | Discovering a junction tree behind a Markov network by a greedy algorithm | In an earlier paper we introduced a special kind of k-width junction tree, called k-th order t-cherry junction tree in order to approximate a joint probability distribution. The approximation is the best if the Kullback-Leibler divergence between the true joint probability distribution and the approximating one is mini... | [
"math.PR",
"cs.DS"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
16582958 | 1104.3054 | 2011-04-14 | Pushing undecidability of the isolation problem for probabilistic automata | This short note aims at proving that the isolation problem is undecidable for probabilistic automata with only one probabilistic transition. This problem is known to be undecidable for general probabilistic automata, without restriction on the number of probabilistic transitions. In this note, we develop a simulation t... | [
"cs.FL"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "n fijalkow_1",
"name": "Nathanaël Fijalkow",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "h gimbert_1",
"name": "Hugo Gimbert",
"publication_history": null,
"h_index": null,
"num_papers": nu... | null |
1928137 | 1104.2751 | 2011-04-14 | Disconnected Skeleton: Shape at its Absolute Scale | We present a new skeletal representation along with a matching framework to address the deformable shape recognition problem. The disconnectedness arises as a result of excessive regularization that we use to describe a shape at an attainably coarse scale. Our motivation is to rely on the stable properties of the shape... | [
"cs.CV"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "c aslan_0",
"name": "Cagri Aslan",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "a erdem_1",
"name": "Aykut Erdem",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_... | null |
119220860 | 1104.2934 | 2011-04-14 | The Cosmic Linear Anisotropy Solving System (CLASS) III: Comparision with CAMB for LambdaCDM | By confronting the two independent Boltzmann codes CLASS and CAMB, we establish that for concordance cosmology and for a given recombination history, lensed CMB and matter power spectra can be computed by current codes with an accuracy of 0.01%. We list a few tiny changes in CAMB which are necessary in order to reach s... | [
"astro-ph.CO"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
14344078 | 1104.2768 | 2011-04-14 | Is the stochastic parabolicity condition dependent on $p$ and $q$? | In this paper we study well-posedness of a second order SPDE with multiplicative noise on the torus $\T =[0,2\pi]$. The equation is considered in $L^p(\O\times(0,T);L^q(\T))$ for $p,q\in (1, \infty)$. It is well-known that if the noise is of gradient type, one needs a stochastic parabolicity condition on the coefficien... | [
"math.PR",
"math.AP",
"math.FA"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
863793 | 1104.2784 | 2011-04-14 | Diversity Analysis of Symbol-by-Symbol Linear Equalizers | In frequency-selective channels linear receivers enjoy significantly-reduced complexity compared with maximum likelihood receivers at the cost of performance degradation which can be in the form of a loss of the inherent frequency diversity order or reduced coding gain. This paper demonstrates that the minimum mean-squ... | [
"cs.IT",
"math.IT"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "a tajer_1",
"name": "Ali Tajer",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "a nosratinia_1",
"name": "Aria Nosratinia",
"publication_history": null,
"h_index": null,
"num_papers": null,
... | null |
4561727 | 1104.2943 | 2011-04-14 | Atomistic study of the long-lived quantum coherences in the Fenna-Matthews-Olson complex | A remarkable amount of theoretical research has been carried out to elucidate the physical origins of the recently observed long-lived quantum coherence in the electronic energy transfer process in biological photosynthetic systems. Although successful in many respects, several widely used descriptions only include an ... | [
"quant-ph",
"physics.bio-ph",
"physics.chem-ph"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "s shim_3",
"name": "Sangwoo Shim",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "p rebentrost_1",
"name": "Patrick Rebentrost",
"publication_history": null,
"h_index": null,
"num_papers": nul... | null |
70287736 | 1104.2823 | 2011-04-14 | WASP-43b: The closest-orbiting hot Jupiter | We report the discovery of WASP-43b, a hot Jupiter transiting a K7V star every 0.81 d. At 0.6-Msun the host star has the lowest mass of any star hosting a hot Jupiter. It also shows a 15.6-d rotation period. The planet has a mass of 1.8 Mjup, a radius of 0.9 Rjup, and with a semi-major axis of only 0.014 AU has the sma... | [
"astro-ph.EP"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
7696221 | 1104.3055 | 2011-04-14 | Deciding the Value 1 Problem of Probabilistic Leaktight Automata | The value 1 problem is a decision problem for probabilistic automata over finite words: given a probabilistic automaton A, are there words accepted by A with probability arbitrarily close to 1? This problem was proved undecidable recently. We sharpen this result, showing that the undecidability result holds even if the... | [
"cs.FL",
"cs.GT"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "n fijalkow_1",
"name": "Nathanaël Fijalkow",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "h gimbert_1",
"name": "Hugo Gimbert",
"publication_history": null,
"h_index": null,
"num_papers": nu... | null |
8512097 | 1104.2842 | 2011-04-14 | Augmenting Tractable Fragments of Abstract Argumentation | We present a new and compelling approach to the efficient solution of important computational problems that arise in the context of abstract argumentation. Our approach makes known algorithms defined for restricted fragments generally applicable, at a computational cost that scales with the distance from the fragment. ... | [
"cs.AI",
"cs.CC"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "s ordyniak_1",
"name": "Sebastian Ordyniak",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "s szeider_1",
"name": "Stefan Szeider",
"publication_history": null,
"h_index": null,
"num_papers": ... | null |
118404488 | 1104.2932 | 2011-04-14 | The Cosmic Linear Anisotropy Solving System (CLASS) I: Overview | The Cosmic Linear Anisotropy Solving System (CLASS) is a new accurate Boltzmann code, designed to offer a more user-friendly and flexible coding environment to cosmologists. CLASS is very structured, easy to modify, and offers a rigorous way to control the accuracy of output quantities. It is also incidentally a bit fa... | [
"astro-ph.IM",
"astro-ph.CO"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
10779114 | 1104.2944 | 2011-04-14 | Global Computation in a Poorly Connected World: Fast Rumor Spreading with No Dependence on Conductance | In this paper, we study the question of how efficiently a collection of interconnected nodes can perform a global computation in the widely studied GOSSIP model of communication. In this model, nodes do not know the global topology of the network, and they may only initiate contact with a single neighbor in each round.... | [
"cs.DM",
"cs.DC",
"cs.SI",
"physics.soc-ph"
] | null | [
"target.author.publication_history"
] | [] | [
{
"author_id": "k censor-hillel_1",
"name": "Keren Censor-Hillel",
"publication_history": null,
"h_index": null,
"num_papers": null,
"num_citations": null
},
{
"author_id": "b haeupler_1",
"name": "Bernhard Haeupler",
"publication_history": null,
"h_index": null,
"num... | null |
8570280 | 1104.2748 | 2011-04-14 | Coordinate descent algorithms for nonconvex penalized regression, with applications to biological feature selection | A number of variable selection methods have been proposed involving nonconvex penalty functions. These methods, which include the smoothly clipped absolute deviation (SCAD) penalty and the minimax concave penalty (MCP), have been demonstrated to have attractive theoretical properties, but model fitting is not a straigh... | [
"stat.AP"
] | null | [
"target.author.publication_history.key_reference",
"target.key_reference"
] | null | null | null |
8056270 | 1104.3088 | 2011-04-15 | A search for light dark matter in XENON10 data | We report results of a search for light (<10 GeV) particle dark matter with the XENON10 detector. The event trigger was sensitive to a single electron, with the analysis threshold of 5 electrons corresponding to 1.4 keV nuclear recoil energy. Considering spin-independent dark matter-nucleon scattering, we exclude cross... | [
"astro-ph.CO",
"hep-ex",
"hep-ph"
] | null | [
"target.author.publication_history.key_reference"
] | null | null | null |
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