text null | inputs dict | prediction null | prediction_agent null | annotation list | annotation_agent null | multi_label bool 1
class | explanation null | id stringlengths 1 5 | metadata null | status stringclasses 2
values | event_timestamp null | metrics null |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
null | {
"abstract": " Using a (1+2)-dimensional boson-vortex duality between non-linear\nelectrodynamics and a two-component compressible Bose-Einstein condensate (BEC)\nwith spin-orbit (SO) coupling, we obtain generalised versions of the\nhydrodynamic continuity and Euler equations where the phase defect and\nnon-defect ... | null | null | [
"Physics"
] | null | true | null | 18501 | null | Validated | null | null |
null | {
"abstract": " A new coding technique, based on \\textit{fixed block-length} codes, is\nproposed for the problem of communicating a pair of correlated sources over a\n$2-$user interference channel. Its performance is analyzed to derive a new set\nof sufficient conditions. The latter is proven to be strictly less bi... | null | null | null | null | true | null | 18502 | null | Default | null | null |
null | {
"abstract": " Transport of excitations along proteins can be formulated in a quantum\nphysics context, based on the periodicity and vibrational modes of the\nstructures. Exact solutions are very challenging to obtain on classical\ncomputers, however, approximate solutions based on the Davydov ansatz have\ndemonstr... | null | null | [
"Physics"
] | null | true | null | 18503 | null | Validated | null | null |
null | {
"abstract": " Solubility of dyes in amphiphilic association structures of water, SDS and\npenthanol system (i.e. in the phases of microemulsions and liquid crystals) was\nattracted much interest due to its wide industrial and technological\napplications. This research was focused on understanding the solubility\nl... | null | null | [
"Physics"
] | null | true | null | 18504 | null | Validated | null | null |
null | {
"abstract": " Many model-based Visual Odometry (VO) algorithms have been proposed in the\npast decade, often restricted to the type of camera optics, or the underlying\nmotion manifold observed. We envision robots to be able to learn and perform\nthese tasks, in a minimally supervised setting, as they gain more ex... | null | null | null | null | true | null | 18505 | null | Default | null | null |
null | {
"abstract": " Prediction of popularity has profound impact for social media, since it\noffers opportunities to reveal individual preference and public attention from\nevolutionary social systems. Previous research, although achieves promising\nresults, neglects one distinctive characteristic of social data, i.e.,\... | null | null | null | null | true | null | 18506 | null | Default | null | null |
null | {
"abstract": " In the smart grid, smart meters, and numerous control and monitoring\napplications employ bidirectional wireless communication, where security is a\ncritical issue. In key management based encryption method for the smart grid,\nthe Trusted Third Party (TTP), and links between the smart meter and the ... | null | null | [
"Computer Science"
] | null | true | null | 18507 | null | Validated | null | null |
null | {
"abstract": " We consider the homogeneous equation ${\\mathcal A} u=0$, where ${\\mathcal A}$\nis a symmetric and coercive elliptic operator in $H^1(\\Omega)$ with $\\Omega$\nbounded domain in ${\\mathbb R}^d$. The boundary conditions involve fractional\npower $\\alpha$, $ 0 < \\alpha <1$, of the Steklov spectral ... | null | null | null | null | true | null | 18508 | null | Default | null | null |
null | {
"abstract": " Crowded environments modify the diffusion of macromolecules, generally\nslowing their movement and inducing transient anomalous subdiffusion. The\npresence of obstacles also modifies the kinetics and equilibrium behavior of\ntracers. While previous theoretical studies of particle diffusion have\ntypi... | null | null | null | null | true | null | 18509 | null | Default | null | null |
null | {
"abstract": " We study the effect of coupling a spin bath environment to a system which, at\nlow energies, can be modeled as a quantum Ising system. A field theoretic\nformalism incorporating both thermal and quantum fluctuations is developed to\nderive results for the thermodynamic properties and response functio... | null | null | null | null | true | null | 18510 | null | Default | null | null |
null | {
"abstract": " The quest for large and low frequency band gaps is one of the principal\nobjectives pursued in a number of engineering applications, ranging from noise\nabsorption to vibration control, to seismic wave abatement. For this purpose, a\nplethora of complex architectures (including multi-phase materials)... | null | null | null | null | true | null | 18511 | null | Default | null | null |
null | {
"abstract": " A search for instability of nucleons bound in $^{136}$Xe nuclei is reported\nwith 223 kg$\\cdot$yr exposure of $^{136}$Xe in the EXO-200 experiment. Lifetime\nlimits of 3.3$\\times 10^{23}$ and 1.9$\\times 10^{23}$ yrs are established for\nnucleon decay to $^{133}$Sb and $^{133}$Te, respectively. The... | null | null | null | null | true | null | 18512 | null | Default | null | null |
null | {
"abstract": " Massive stars like company. Here, we provide a brief overview of progresses\nmade over the last 5 years by a number of medium and large surveys. These\nresults provide new insights on the observed and intrinsic multiplicity\nproperties of main sequence massive stars and on the initial conditions for\... | null | null | [
"Physics"
] | null | true | null | 18513 | null | Validated | null | null |
null | {
"abstract": " We analyze the behavior of the eigenvalues of the following non local mixed\nproblem $\\left\\{ \\begin{array}{rcll} (-\\Delta)^{s} u &=& \\lambda_1(D) \\ u\n&\\inn\\Omega,\\\\ u&=&0&\\inn D,\\\\ \\mathcal{N}_{s}u&=&0&\\inn N. \\end{array}\\right $\nOur goal is to construct different sequences of pro... | null | null | null | null | true | null | 18514 | null | Default | null | null |
null | {
"abstract": " Using a formalism based on the two-body S-matrix we study two-dimensional\nBose and Fermi gases with both attractive and repulsive interactions.\nApproximate analytic expressions, valid at weak coupling and beyond, are\ndeveloped and applied to the Berezinskii-Kosterlitz-Thouless (BKT) transition.\nW... | null | null | null | null | true | null | 18515 | null | Default | null | null |
null | {
"abstract": " Sr$_2$RuO$_4$ is the best candidate for spin-triplet superconductivity, an\nunusual and elusive superconducting state of fundamental importance. In the\nlast three decades Sr$_2$RuO$_4$ has been very carefully studied and despite\nits apparent simplicity when compared with strongly correlated high-$T... | null | null | null | null | true | null | 18516 | null | Default | null | null |
null | {
"abstract": " We are concerned with the regularity of solutions of the Lighthill problem\nfor shock diffraction by a convex corned wedge, which can be formulated as a\nfree boundary problem. In this paper, we prove that there is no regular\nsolution that is subsonic up to the wedge corner for potential flow. This\... | null | null | null | null | true | null | 18517 | null | Default | null | null |
null | {
"abstract": " The European Space Agency (ESA) defines an Earth Observation (EO) Level 2\nproduct as a multispectral (MS) image corrected for geometric, atmospheric,\nadjacency and topographic effects, stacked with its scene classification map\n(SCM), whose legend includes quality layers such as cloud and cloud-sha... | null | null | null | null | true | null | 18518 | null | Default | null | null |
null | {
"abstract": " The Minimum Error Correction (MEC) approach is used as a metric for\nreconstruction of haplotypes from NGS reads. In this paper, we show that the\nMEC may encounter with imprecise reconstructed haplotypes for some NGS devices.\nSpecifically, using mathematical derivations, we evaluate this approach f... | null | null | null | null | true | null | 18519 | null | Default | null | null |
null | {
"abstract": " We present opinion recommendation, a novel task of jointly predicting a\ncustom review with a rating score that a certain user would give to a certain\nproduct or service, given existing reviews and rating scores to the product or\nservice by other users, and the reviews that the user has given to ot... | null | null | null | null | true | null | 18520 | null | Default | null | null |
null | {
"abstract": " We formulate an optimization problem for maximizing the data rate of a common\nmessage transmitted from nodes within an airborne network broadcast to a\ncentral station receiver while maintaining a set of intra-network rate demands.\nAssuming that the network has full-duplex links with multi-beam dir... | null | null | null | null | true | null | 18521 | null | Default | null | null |
null | {
"abstract": " We propose boundary conditions for the diffusion equation that maintain the\ninitial mean and the total mass of a discrete data sample in the density\nestimation process. A complete study of this framework with numerical\nexperiments using the finite element method is presented for the one\ndimension... | null | null | null | null | true | null | 18522 | null | Default | null | null |
null | {
"abstract": " We consider a stable Cox--Ingersoll--Ross process driven by a standard Wiener\nprocess and a spectrally positive strictly stable Lévy process, and we study\nasymptotic properties of the maximum likelihood estimator (MLE) for its growth\nrate based on continuous time observations. We distinguish three... | null | null | null | null | true | null | 18523 | null | Default | null | null |
null | {
"abstract": " This paper presents millimeter wave (mmWave) penetration loss measurements\nand analysis at 73 GHz using a wideband sliding correlator channel sounder in\nan indoor office environment. Penetration loss was measured using a carefully\ncontrolled measurement setup for many common indoor building materi... | null | null | [
"Computer Science"
] | null | true | null | 18524 | null | Validated | null | null |
null | {
"abstract": " The electron spectrometer, SPEDE, has been developed and will be employed in\nconjunction with the Miniball spectrometer at the HIE-ISOLDE facility, CERN.\nSPEDE allows for direct measurement of internal conversion electrons emitted\nin-flight, without employing magnetic fields to transport or moment... | null | null | null | null | true | null | 18525 | null | Default | null | null |
null | {
"abstract": " A control design approach is developed for a general class of uncertain\nstrict-feedback-like nonlinear systems with dynamic uncertain input\nnonlinearities with time delays. The system structure considered in this paper\nincludes a nominal uncertain strict-feedback-like subsystem, the input signal\n... | null | null | null | null | true | null | 18526 | null | Default | null | null |
null | {
"abstract": " We introduce a pipeline including multifractal detrended cross-correlation\nanalysis (MF-DXA) modified by either singular value decomposition or the\nadaptive method to examine the statistical properties of the pulsar timing\nresidual ($PTR$) induced by a gravitational wave (GW) signal. We propose a ... | null | null | null | null | true | null | 18527 | null | Default | null | null |
null | {
"abstract": " The goal of the OSIRIS-REx mission is to return a sample of asteroid material\nfrom Near-Earth Asteroid (101955) Bennu. The role of the navigation and flight\ndynamics team is critical for the spacecraft to execute a precisely planned\nsampling maneuver over a specifically-selected landing site. In p... | null | null | null | null | true | null | 18528 | null | Default | null | null |
null | {
"abstract": " We modify the standard relativistic dispersion relation in a way which breaks\nLorentz symmetry - the effect is predicted in a high-energy regime of some\nmodern theories of quantum gravity. We show that it is possible to realise this\nscenario within the framework of Rainbow Gravity which introduces... | null | null | [
"Physics"
] | null | true | null | 18529 | null | Validated | null | null |
null | {
"abstract": " We present an algorithm for construction step wavelets on local fields of\npositive characteristic.\n",
"title": "How to construct wavelets on local fields of positive characteristic"
} | null | null | null | null | true | null | 18530 | null | Default | null | null |
null | {
"abstract": " Fragmentation of filaments into dense cores is thought to be an important\nstep in forming stars. The bar-mode instability of spherically collapsing cores\nfound in previous linear analysis invokes a possibility of re-fragmentation of\nthe cores due to their ellipsoidal (prolate or oblate) deformatio... | null | null | null | null | true | null | 18531 | null | Default | null | null |
null | {
"abstract": " What transpires from recent research is that temperatures and radiative\nforcing seem to be characterized by a linear trend with two changes in the rate\nof growth. The first occurs in the early 60s and indicates a very large\nincrease in the rate of growth of both temperature and radiative forcing\n... | null | null | null | null | true | null | 18532 | null | Default | null | null |
null | {
"abstract": " This paper studies problems on locally stopping distributed consensus\nalgorithms over networks where each node updates its state by interacting with\nits neighbors and decides by itself whether certain level of agreement has been\nachieved among nodes. Since an individual node is unable to access th... | null | null | [
"Computer Science"
] | null | true | null | 18533 | null | Validated | null | null |
null | {
"abstract": " We present the characteristics and the performance of the new CCD camera\nsystem, SNUCAM-II (Seoul National University CAMera system II) that was\ninstalled on the Lee Sang Gak Telescope (LSGT) at the Siding Spring Observatory\nin 2016. SNUCAM-II consists of a deep depletion chip covering a wide wave... | null | null | null | null | true | null | 18534 | null | Default | null | null |
null | {
"abstract": " We consider a class of a nested optimization problems involving inner and\nouter objectives. We observe that by taking into explicit account the\noptimization dynamics for the inner objective it is possible to derive a\ngeneral framework that unifies gradient-based hyperparameter optimization and\nme... | null | null | null | null | true | null | 18535 | null | Default | null | null |
null | {
"abstract": " Designing a new drug is a lengthy and expensive process. As the space of\npotential molecules is very large (10^23-10^60), a common technique during drug\ndiscovery is to start from a molecule which already has some of the desired\nproperties. An interdisciplinary team of scientists generates hypothe... | null | null | null | null | true | null | 18536 | null | Default | null | null |
null | {
"abstract": " This paper deals with feature selection procedures for spatial point\nprocesses intensity estimation. We consider regularized versions of estimating\nequations based on Campbell theorem derived from two classical functions:\nPoisson likelihood and logistic regression likelihood. We provide general\nc... | null | null | [
"Mathematics",
"Statistics"
] | null | true | null | 18537 | null | Validated | null | null |
null | {
"abstract": " The origins of rapid dynamical slow down in glass forming liquids in the\ngrowth of static length scales, possibly associated with identifiable\nstructural ordering, is a much debated issue. Growth of medium range\ncrystalline order (MRCO) has been observed in various model systems to be\nassociated ... | null | null | [
"Physics"
] | null | true | null | 18538 | null | Validated | null | null |
null | {
"abstract": " Technological civilizations may rely upon large-scale photovoltaic arrays to\nharness energy from their host star. Photovoltaic materials, such as silicon,\npossess distinctive spectral features, including an \"artificial edge\" that is\ncharacteristically shifted in wavelength shortwards of the \"re... | null | null | null | null | true | null | 18539 | null | Default | null | null |
null | {
"abstract": " This paper addressed the issue of estimating the damage caused by a computer\nvirus. First, an individual-level delayed SIR model capturing the spreading\nprocess of a digital virus is derived. Second, the damage inflicted by the\nvirus is modeled as the sum of the economic losses and the cost for de... | null | null | null | null | true | null | 18540 | null | Default | null | null |
null | {
"abstract": " Non-availability of reliable and sustainable electric power is a major\nproblem in the developing world. Renewable energy sources like solar are not\nvery lucrative in the current stage due to various uncertainties like weather,\nstorage, land use among others. There also exists various other issues ... | null | null | null | null | true | null | 18541 | null | Default | null | null |
null | {
"abstract": " We express the coefficients of the Hirzebruch L-polynomials in terms of\ncertain alternating multiple zeta values. In particular, we show that every\nmonomial in the Pontryagin classes appears with a non-zero coefficient, with\nthe expected sign. Similar results hold for the polynomials associated to... | null | null | null | null | true | null | 18542 | null | Default | null | null |
null | {
"abstract": " Let {\\Xi} be a function relating to the Riemann zeta function with . In this\npaper, we construct a function containing and {\\Xi} , and prove that satisfies\na nonadjoint boundary value problem to a nonsingular differential equation if\nis any nontrivial zero of {\\Xi} . Inspecting properties of an... | null | null | null | null | true | null | 18543 | null | Default | null | null |
null | {
"abstract": " Background: Many researchers have studied the relationship between diet and\nhealth. There are papers showing an association between the consumption of\nsugar-sweetened beverages and Type 2 diabetes. Many meta-analyses use\nindividual studies that do not adjust for multiple testing or multiple modeli... | null | null | null | null | true | null | 18544 | null | Default | null | null |
null | {
"abstract": " We achieve an explicit construction of the lowest Landau level (LLL)\nprojected wave functions for composite fermions in the periodic (torus)\ngeometry. To this end, we first demonstrate how the vortex attachment of the\ncomposite fermion (CF) theory can be accomplished in the torus geometry to\nprod... | null | null | null | null | true | null | 18545 | null | Default | null | null |
null | {
"abstract": " The Linked Data principles provide a decentral approach for publishing\nstructured data in the RDF format on the Web. In contrast to structured data\npublished in relational databases where a key is often provided explicitly,\nfinding a set of properties that allows identifying a resource uniquely is... | null | null | null | null | true | null | 18546 | null | Default | null | null |
null | {
"abstract": " I apply the recently developed formalism of generalized quasiclassical theory\nto show that using hybrid superconducting systems with non-collinear strong\nferromagnets one can realize the Josephson junction between Berezinskii-type\nsuperconductors. The reported calculation reproduces main features ... | null | null | [
"Physics"
] | null | true | null | 18547 | null | Validated | null | null |
null | {
"abstract": " We study a multi-parametric family of quadratic algebras in four generators,\nwhich includes coordinate algebras of noncommutative four-planes and, as\nquotient algebras, noncommutative three spheres. Particular subfamilies\ncomprise Sklyanin algebras and Connes--Dubois-Violette planes. We determine\... | null | null | [
"Mathematics"
] | null | true | null | 18548 | null | Validated | null | null |
null | {
"abstract": " These are notes from introductory lectures at the graduate school\n\"Topological Quantum Groups\" in Będlewo (June 28--July 11, 2015). The notes\npresent the passage from Hopf algebras to compact quantum groups and sketch the\nnotion of discrete quantum groups viewed as duals of compact quantum group... | null | null | [
"Mathematics"
] | null | true | null | 18549 | null | Validated | null | null |
null | {
"abstract": " Firms should keep capital to offer sufficient protection against the risks\nthey are facing. In the insurance context methods have been developed to\ndetermine the minimum capital level required, but less so in the context of\nfirms with multiple business lines including allocation. The individual ca... | null | null | [
"Quantitative Finance"
] | null | true | null | 18550 | null | Validated | null | null |
null | {
"abstract": " Angle-resolved photoemission (ARPES) experiments on copper oxide\nsuperconductors revealed enigmatic kinks in electronic dispersions near 10 meV\npresumably due to phonons or impuritites. We used inelastic neutron scattering\nto measure phonon branches below 15 meV in a large single crystal sample of... | null | null | null | null | true | null | 18551 | null | Default | null | null |
null | {
"abstract": " We prove the theorem on the completeness of the root functions of the\nSchroedinger operator $L=-d^2/dx^2+p(x)$ on the semi-axis $\\mathbb R_+$ with a\ncomplex--valued potential $p(x)$. It is assumed that the potential $p = q \\pm\nir$ is such that the real functions $q$ and $r$ are subject the condi... | null | null | null | null | true | null | 18552 | null | Default | null | null |
null | {
"abstract": " We define web categories describing intertwiners for the orthogonal and\nsymplectic Lie algebras, and, in the quantized setup, for certain orthogonal\nand symplectic coideal subalgebras. They generalize the Brauer category, and\nallow us to prove quantum versions of some classical type\n$\\mathbf{B}\... | null | null | [
"Mathematics"
] | null | true | null | 18553 | null | Validated | null | null |
null | {
"abstract": " One version of the concept of structural controllability defined for\nsingle-input systems by Lin and subsequently generalized to multi-input systems\nby others, states that a parameterized matrix pair $(A, B)$ whose nonzero\nentries are distinct parameters, is structurally controllable if values can... | null | null | null | null | true | null | 18554 | null | Default | null | null |
null | {
"abstract": " We study the structure of martingale transports in finite dimensions. We\nconsider the family $\\mathcal{M}(\\mu,\\nu) $ of martingale measures on\n$\\mathbb{R}^N \\times \\mathbb{R}^N$ with given marginals $\\mu,\\nu$, and\nconstruct a family of relatively open convex sets $\\{C_x:x\\in \\mathbb{R}^... | null | null | null | null | true | null | 18555 | null | Default | null | null |
null | {
"abstract": " A branched covering surface-knot is a surface-knot in the form of a branched\ncovering over an oriented surface-knot $F$, where we include the case when the\ncovering has no branch points. A branched covering surface-knot is presented by\na graph called a chart on a surface diagram of $F$. We can sim... | null | null | null | null | true | null | 18556 | null | Default | null | null |
null | {
"abstract": " A well-known question in classical differential geometry and geometric\nanalysis asks for a description of possible boundaries of $K$-surfaces, which\nare smooth, compact hypersurfaces in $\\mathbb{R}^d$ having constant Gauss\ncurvature equal to $K \\geq 0$. This question generated a considerable amo... | null | null | null | null | true | null | 18557 | null | Default | null | null |
null | {
"abstract": " We attach to each $\\langle 0, \\vee \\rangle$-semilattice a graph\n$\\boldsymbol{G}_{\\boldsymbol{S}}$ whose vertices are join-irreducible elements\nof $\\boldsymbol{S}$ and whose edges correspond to the reflexive dependency\nrelation. We study properties of the graph $\\boldsymbol{G}_{\\boldsymbol{... | null | null | null | null | true | null | 18558 | null | Default | null | null |
null | {
"abstract": " A quasi-Gray code of dimension $n$ and length $\\ell$ over an alphabet\n$\\Sigma$ is a sequence of distinct words $w_1,w_2,\\dots,w_\\ell$ from $\\Sigma^n$\nsuch that any two consecutive words differ in at most $c$ coordinates, for some\nfixed constant $c>0$. In this paper we are interested in the re... | null | null | null | null | true | null | 18559 | null | Default | null | null |
null | {
"abstract": " Recent theoretical work has shown that the pre-main-sequence (PMS) evolution\nof stars is much more complex than previously envisioned. Instead of the\ntraditional steady, one-dimensional solution, accretion may be episodic and not\nnecessarily symmetrical, thereby affecting the energy deposited insi... | null | null | null | null | true | null | 18560 | null | Default | null | null |
null | {
"abstract": " We present a quantum-mechanical model for surface-assisted carrier excitation\nby optical fields in plasmonic nanostructures of arbitrary shape. We derive an\nexplicit expression, in terms of local fields inside the metal structure, for\nsurface absorbed power and surface scattering rate that determi... | null | null | null | null | true | null | 18561 | null | Default | null | null |
null | {
"abstract": " We explore the existence of global weak solutions to the Hookean dumbbell\nmodel, a system of nonlinear partial differential equations that arises from\nthe kinetic theory of dilute polymers, involving the unsteady incompressible\nNavier--Stokes equations in a bounded domain in two or three space dim... | null | null | null | null | true | null | 18562 | null | Default | null | null |
null | {
"abstract": " We resolve a number of long-standing open problems in online graph coloring.\nMore specifically, we develop tight lower bounds on the performance of online\nalgorithms for fundamental graph classes. An important contribution is that our\nbounds also hold for randomized online algorithms, for which ha... | null | null | null | null | true | null | 18563 | null | Default | null | null |
null | {
"abstract": " We performed an empirical comparison of ICA and PCA algorithms by applying\nthem on two simulated noisy time series with varying distribution parameters\nand level of noise. In general, ICA shows better results than PCA because it\ntakes into account higher moments of data distribution. On the other ... | null | null | null | null | true | null | 18564 | null | Default | null | null |
null | {
"abstract": " The band structure of a Si inverse diamond structure whose lattice point\nshape was vacant regular octahedrons was calculated using plane wave expansion\nmethod and a complete photonic band gap was theoretically confirmed at around\n0.4 THz. It is said that three-dimensional photonic crystals have no... | null | null | null | null | true | null | 18565 | null | Default | null | null |
null | {
"abstract": " In the last decade, digital footprints have been used to cluster population\nactivity into functional areas of cities.\nHowever, a key aspect has been overlooked: we experience our cities not only\nby performing activities at specific destinations, but also by moving from one\nplace to another.\nIn t... | null | null | null | null | true | null | 18566 | null | Default | null | null |
null | {
"abstract": " We argue that Time-Sensitive Networking (TSN) will become the de facto\nstandard for real-time communications in robotics. We present a review and\nclassification of the different communication standards which are relevant for\nthe field and introduce the typical problems with traditional switched Et... | null | null | null | null | true | null | 18567 | null | Default | null | null |
null | {
"abstract": " Sparse Subspace Clustering (SSC) is a state-of-the-art method for clustering\nhigh-dimensional data points lying in a union of low-dimensional subspaces.\nHowever, while $\\ell_1$ optimization-based SSC algorithms suffer from high\ncomputational complexity, other variants of SSC, such as Orthogonal M... | null | null | null | null | true | null | 18568 | null | Default | null | null |
null | {
"abstract": " Measurements of AC losses in a HTS-tape placed in between of two bulk\nmagnetic shields of high permeability were performed by applying calorimetric\ntechniques for various asymmetrical shielding arrangements. The experiment was\nsupported by analytical calculations and finite-element simulations of ... | null | null | null | null | true | null | 18569 | null | Default | null | null |
null | {
"abstract": " We examine the performance of efficient and AIPW estimators under two-phase\nsampling when the complete-data model is nearly correctly specified, in the\nsense that the misspecification is not reliably detectable from the data by any\npossible diagnostic or test. Asymptotic results for these nearly t... | null | null | null | null | true | null | 18570 | null | Default | null | null |
null | {
"abstract": " We propose a new A* CCG parsing model in which the probability of a tree is\ndecomposed into factors of CCG categories and its syntactic dependencies both\ndefined on bi-directional LSTMs. Our factored model allows the precomputation\nof all probabilities and runs very efficiently, while modeling sen... | null | null | [
"Computer Science"
] | null | true | null | 18571 | null | Validated | null | null |
null | {
"abstract": " We have developed polynomial-time algorithms to generate terms of the\ncogrowth series for groups $\\mathbb{Z}\\wr \\mathbb{Z},$ the lamplighter group,\n$(\\mathbb{Z}\\wr \\mathbb{Z})\\wr \\mathbb{Z}$ and the Navas-Brin group $B.$ We\nhave also given an improved algorithm for the coefficients of Thom... | null | null | null | null | true | null | 18572 | null | Default | null | null |
null | {
"abstract": " The assumption that action and perception can be investigated independently\nis entrenched in theories, models and experimental approaches across the brain\nand mind sciences. In cognitive science, this has been a central point of\ncontention between computationalist and 4Es (enactive, embodied, exte... | null | null | null | null | true | null | 18573 | null | Default | null | null |
null | {
"abstract": " In this article, we develop a clique-based method for social network\nclustering. We introduce a new index to evaluate the quality of clustering\nresults, and propose an efficient algorithm based on recursive bipartition to\nmaximize an objective function of the proposed index. The optimization probl... | null | null | null | null | true | null | 18574 | null | Default | null | null |
null | {
"abstract": " We extend the formalism of Matrix Product States (MPS) to describe\none-dimensional gapped systems of fermions with both unitary and anti-unitary\nsymmetries. Additionally, systems with orientation-reversing spatial symmetries\nare considered. The short-ranged entangled phases of such systems are\ncl... | null | null | null | null | true | null | 18575 | null | Default | null | null |
null | {
"abstract": " On their roller coaster ride through turbulence, tracer particles sample the\nfluctuations of the underlying fields in space and time. Quantitatively\nrelating particle and field statistics remains a fundamental challenge in a\nlarge variety of turbulent flows. We quantify how tracer particles sample... | null | null | null | null | true | null | 18576 | null | Default | null | null |
null | {
"abstract": " We study a static game played by a finite number of agents, in which agents\nare assigned independent and identically distributed random types and each\nagent minimizes its objective function by choosing from a set of admissible\nactions that depends on its type. The game is anonymous in the sense th... | null | null | [
"Computer Science",
"Mathematics"
] | null | true | null | 18577 | null | Validated | null | null |
null | {
"abstract": " We study bivariate stochastic recurrence equations (SREs) motivated by\napplications to GARCH(1,1) processes. If coefficient matrices of SREs have\nstrictly positive entries, then the Kesten result applies and it gives\nsolutions with regularly varying tails. Moreover, the tail indices are the same\n... | null | null | [
"Mathematics",
"Statistics"
] | null | true | null | 18578 | null | Validated | null | null |
null | {
"abstract": " We present a unified classical treatment of partially constrained elastic\nrods. Partial constraints often entail singularities in both shapes and\nreactions. Our approach encompasses both sleeve and adhesion problems, and\nprovides simple and unambiguous derivations of counterintuitive results in th... | null | null | null | null | true | null | 18579 | null | Default | null | null |
null | {
"abstract": " The main goal of modeling human conversation is to create agents which can\ninteract with people in both open-ended and goal-oriented scenarios. End-to-end\ntrained neural dialog systems are an important line of research for such\ngeneralized dialog models as they do not resort to any situation-speci... | null | null | [
"Computer Science"
] | null | true | null | 18580 | null | Validated | null | null |
null | {
"abstract": " Principal Component Analysis (PCA) is a very successful dimensionality\nreduction technique, widely used in predictive modeling. A key factor in its\nwidespread use in this domain is the fact that the projection of a dataset onto\nits first $K$ principal components minimizes the sum of squared errors... | null | null | null | null | true | null | 18581 | null | Default | null | null |
null | {
"abstract": " In this work a design is proposed for an active, permanent magnet based,\nself-propelled magnetic bearing i.e. levitating motor having the following\nfeatures : (a) simple winding structure, (b) high load supporting capacity, (c)\nno eccentricity sensors, (d) stable confinement in all translational\n... | null | null | null | null | true | null | 18582 | null | Default | null | null |
null | {
"abstract": " How do we learn an object detector that is invariant to occlusions and\ndeformations? Our current solution is to use a data-driven strategy -- collect\nlarge-scale datasets which have object instances under different conditions.\nThe hope is that the final classifier can use these examples to learn\n... | null | null | [
"Computer Science"
] | null | true | null | 18583 | null | Validated | null | null |
null | {
"abstract": " Linear arrays of trapped and laser cooled atomic ions are a versatile\nplatform for studying emergent phenomena in strongly-interacting many-body\nsystems. Effective spins are encoded in long-lived electronic levels of each\nion and made to interact through laser mediated optical dipole forces. The\n... | null | null | null | null | true | null | 18584 | null | Default | null | null |
null | {
"abstract": " In this work, we revisit the problem of uniformity testing of discrete\nprobability distributions. A fundamental problem in distribution testing,\ntesting uniformity over a known domain has been addressed over a significant\nline of works, and is by now fully understood.\nThe complexity of deciding w... | null | null | null | null | true | null | 18585 | null | Default | null | null |
null | {
"abstract": " Refraction deflects photons that pass through atmospheres, which affects\ntransit light curves. Refraction thus provides an avenue to probe physical\nproperties of exoplanet atmospheres and to constrain the presence of clouds and\nhazes. In addition, an effective surface can be imposed by refraction,... | null | null | null | null | true | null | 18586 | null | Default | null | null |
null | {
"abstract": " We describe a multi-phased Wizard-of-Oz approach to collecting human-robot\ndialogue in a collaborative search and navigation task. The data is being used\nto train an initial automated robot dialogue system to support collaborative\nexploration tasks. In the first phase, a wizard freely typed robot ... | null | null | null | null | true | null | 18587 | null | Default | null | null |
null | {
"abstract": " Argument component detection (ACD) is an important sub-task in argumentation\nmining. ACD aims at detecting and classifying different argument components in\nnatural language texts. Historical annotations (HAs) are important features the\nhuman annotators consider when they manually perform the ACD t... | null | null | null | null | true | null | 18588 | null | Default | null | null |
null | {
"abstract": " We present VUNet, a novel view(VU) synthesis method for mobile robots in\ndynamic environments, and its application to the estimation of future\ntraversability. Our method predicts future images for given virtual robot\nvelocity commands using only RGB images at previous and current time steps. The\n... | null | null | null | null | true | null | 18589 | null | Default | null | null |
null | {
"abstract": " We introduce a new class of priors for Bayesian hypothesis testing, which we\nname \"cake priors\". These priors circumvent Bartlett's paradox (also called the\nJeffreys-Lindley paradox); the problem associated with the use of diffuse\npriors leading to nonsensical statistical inferences. Cake priors... | null | null | null | null | true | null | 18590 | null | Default | null | null |
null | {
"abstract": " In this paper, a novel multitaper modified group delay function-based\nrepresentation for speech signals is proposed. With a set of phoneme-based\nexperiments, it is shown that the proposed method performs better that an\nexisting multitaper magnitude (MT-MAG) estimation technique, in terms of\nvaria... | null | null | null | null | true | null | 18591 | null | Default | null | null |
null | {
"abstract": " This paper studies deterministic consensus networks with discrete-time\ndynamics under persistent flows and non-reciprocal agent interactions. An arc\ndescribing the interaction strength between two agents is said to be persistent\nif its weight function has an infinite $l_1$ norm. We discuss two bal... | null | null | [
"Computer Science"
] | null | true | null | 18592 | null | Validated | null | null |
null | {
"abstract": " We investigate possible links between the large-scale and small-scale\nfeatures of solar wind fluctuations across the frequency break separating fluid\nand kinetic regimes. The aim is to correlate the magnetic field fluctuations\npolarization at dissipative scales with the particular state of turbule... | null | null | null | null | true | null | 18593 | null | Default | null | null |
null | {
"abstract": " We consider the \"searching for a trail in a maze\" composite hypothesis\ntesting problem, in which one attempts to detect an anomalous directed path in\na lattice 2D box of side n based on observations on the nodes of the box. Under\nthe signal hypothesis, one observes independent Gaussian variables... | null | null | null | null | true | null | 18594 | null | Default | null | null |
null | {
"abstract": " The main aim of this article is to give a necessary and sufficient condition\nfor a real Bott manifold to admit a spin structure and further give a\ncombinatorial characterization for the spin structure in terms of the\nassociated acyclic digraph.\n",
"title": "On the topology of real Bott manifold... | null | null | [
"Mathematics"
] | null | true | null | 18595 | null | Validated | null | null |
null | {
"abstract": " We consider relative error low rank approximation of $tensors$ with respect\nto the Frobenius norm: given an order-$q$ tensor $A \\in\n\\mathbb{R}^{\\prod_{i=1}^q n_i}$, output a rank-$k$ tensor $B$ for which\n$\\|A-B\\|_F^2 \\leq (1+\\epsilon)$OPT, where OPT $= \\inf_{\\textrm{rank-}k~A'}\n\\|A-A'\\... | null | null | null | null | true | null | 18596 | null | Default | null | null |
null | {
"abstract": " Boolean matrix factorisation aims to decompose a binary data matrix into an\napproximate Boolean product of two low rank, binary matrices: one containing\nmeaningful patterns, the other quantifying how the observations can be\nexpressed as a combination of these patterns. We introduce the OrMachine, ... | null | null | [
"Computer Science",
"Statistics"
] | null | true | null | 18597 | null | Validated | null | null |
null | {
"abstract": " Using a negative gradient flow approach, we generalize and unify some\nexistence theorems for the problem of prescribing $Q$-curvature first by Baird,\nFardoun, and Regbaoui (Calc. Var. 27 75-104) for $4$-manifolds with a possible\nsign-changing curvature candidate then by Brendle (Ann. Math. 158 323... | null | null | [
"Mathematics"
] | null | true | null | 18598 | null | Validated | null | null |
null | {
"abstract": " We show that every countable group H with solvable word problem (=computable\ngroup) can be subnormally embedded into a 2-generated group G which also has\nsolvable word problem. Moreover, the membership problem for H < G is also\nsolvable. We also give estimates of time and space complexity of the w... | null | null | [
"Mathematics"
] | null | true | null | 18599 | null | Validated | null | null |
null | {
"abstract": " Topological defects unavoidably form at symmetry breaking phase transitions\nin the early Universe. To probe the parameter space of theoretical models and\nset tighter experimental constraints (exploiting the recent advances in\nastrophysical observations), one requires more and more demanding simula... | null | null | null | null | true | null | 18600 | null | Default | null | null |
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