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": " We introduce a spectrum of monotone coarse invariants for metric measure\nspaces called Poincaré profiles. The two extremes of this spectrum\ndetermine the growth of the space, and the separation profile as defined by\nBenjamini--Schramm--Timár. In this paper we focus on properties of the\nPoincaré p... | null | null | null | null | true | null | 19401 | null | Default | null | null |
null | {
"abstract": " Coexistence of a new-type antiferromagnetic (AFM) state, the so-called\nhedgehog spin-vortex crystal (SVC), and superconductivity (SC) is evidenced by\n$^{75}$As nuclear magnetic resonance study on single-crystalline\nCaK(Fe$_{0.951}$Ni$_{0.049}$)$_4$As$_4$. The hedgehog SVC order is clearly\ndemonst... | null | null | null | null | true | null | 19402 | null | Default | null | null |
null | {
"abstract": " Grigni and Hung~\\cite{GH12} conjectured that H-minor-free graphs have\n$(1+\\epsilon)$-spanners that are light, that is, of weight $g(|H|,\\epsilon)$\ntimes the weight of the minimum spanning tree for some function $g$. This\nconjecture implies the {\\em efficient} polynomial-time approximation sche... | null | null | null | null | true | null | 19403 | null | Default | null | null |
null | {
"abstract": " Mexico City tracks ground-level ozone levels to assess compliance with\nnational ambient air quality standards and to prevent environmental health\nemergencies. Ozone levels show distinct daily patterns, within the city, and\nover the course of the year. To model these data, we use covariance models ... | null | null | null | null | true | null | 19404 | null | Default | null | null |
null | {
"abstract": " The elastic scattering cross sections for a slow electron by C2 and H2\nmolecules have been calculated within the framework of the non-overlapping\natomic potential model. For the amplitudes of the multiple electron scattering\nby a target the wave function of the molecular continuum is represented a... | null | null | null | null | true | null | 19405 | null | Default | null | null |
null | {
"abstract": " Predicting fine-grained interests of users with temporal behavior is\nimportant to personalization and information filtering applications. However,\nexisting interest prediction methods are incapable of capturing the subtle\ndegreed user interests towards particular items, and the internal time-varyi... | null | null | [
"Computer Science",
"Statistics"
] | null | true | null | 19406 | null | Validated | null | null |
null | {
"abstract": " Quantitative extraction of high-dimensional mineable data from medical images\nis a process known as radiomics. Radiomics is foreseen as an essential\nprognostic tool for cancer risk assessment and the quantification of\nintratumoural heterogeneity. In this work, 1615 radiomic features (quantifying\n... | null | null | null | null | true | null | 19407 | null | Default | null | null |
null | {
"abstract": " Recently, two new indicators (Equalized Mean-based Normalized Proportion\nCited, EMNPC; Mean-based Normalized Proportion Cited, MNPC) were proposed which\nare intended for sparse scientometrics data. The indicators compare the\nproportion of mentioned papers (e.g. on Facebook) of a unit (e.g., a rese... | null | null | [
"Computer Science"
] | null | true | null | 19408 | null | Validated | null | null |
null | {
"abstract": " We show that Willwacher's cyclic formality theorem can be extended to\npreserve natural Gravity operations on cyclic multivector fields and cyclic\nmultidifferential operators. We express this in terms of a homotopy Gravity\nquasi-isomorphism with explicit local formulas. For this, we develop operadi... | null | null | null | null | true | null | 19409 | null | Default | null | null |
null | {
"abstract": " Process Control Systems (PCSs) are the operating core of Critical\nInfrastructures (CIs). As such, anomaly detection has been an active research\nfield to ensure CI normal operation. Previous approaches have leveraged network\nlevel data for anomaly detection, or have disregarded the existence of pro... | null | null | null | null | true | null | 19410 | null | Default | null | null |
null | {
"abstract": " For the quantum kinetic system modelling the Bose-Einstein Condensate that\naccounts for interactions between condensate and excited atoms, we use the\nChapman-Enskog expansion to derive its hydrodynamic approximations, include\nboth Euler and Navier-Stokes approximations. The hydrodynamic approximat... | null | null | null | null | true | null | 19411 | null | Default | null | null |
null | {
"abstract": " Over the past few years, the futures market has been successfully developing\nin the North-West region. Futures markets are one of the most effective and\nliquid-visible trading mechanisms. A large number of buyers are forced to\ncompete with each other and raise their prices. A large number of selle... | null | null | null | null | true | null | 19412 | null | Default | null | null |
null | {
"abstract": " Deep neural networks are playing an important role in state-of-the-art visual\nrecognition. To represent high-level visual concepts, modern networks are\nequipped with large convolutional layers, which use a large number of filters\nand contribute significantly to model complexity. For example, more ... | null | null | null | null | true | null | 19413 | null | Default | null | null |
null | {
"abstract": " The public transports provide an ideal means to enable contagious diseases\ntransmission. This paper introduces a novel idea to detect co-location of\npeople in such environment using just the ubiquitous geomagnetic field sensor\non the smart phone. Essentially, given that all passengers must share t... | null | null | null | null | true | null | 19414 | null | Default | null | null |
null | {
"abstract": " Let $\\mathcal{P}_r$ denote an almost-prime with at most $r$ prime factors,\ncounted according to multiplicity. In this paper, it is proved that, for\n$12\\leqslant b\\leqslant 35$ and for every sufficiently large odd integer $N$,\nthe equation \\begin{equation*}\nN=x^2+p_1^3+p_2^3+p_3^3+p_4^3+p_5^4+... | null | null | null | null | true | null | 19415 | null | Default | null | null |
null | {
"abstract": " We use recent results by Bainbridge-Chen-Gendron-Grushevsky-Moeller on\ncompactifications of strata of abelian differentials to give a comprehensive\nsolution to the realizability problem for effective tropical canonical divisors\nin equicharacteristic zero. Given a pair $(\\Gamma, D)$ consisting of ... | null | null | [
"Mathematics"
] | null | true | null | 19416 | null | Validated | null | null |
null | {
"abstract": " Interference arises when an individual's potential outcome depends on the\nindividual treatment level, but also on the treatment level of others. A common\nassumption in the causal inference literature in the presence of interference\nis partial interference, implying that the population can be parti... | null | null | null | null | true | null | 19417 | null | Default | null | null |
null | {
"abstract": " We present a unifying framework to solve several computer vision problems\nwith event cameras: motion, depth and optical flow estimation. The main idea of\nour framework is to find the point trajectories on the image plane that are\nbest aligned with the event data by maximizing an objective function... | null | null | null | null | true | null | 19418 | null | Default | null | null |
null | {
"abstract": " Machine learning models are notoriously difficult to interpret and debug.\nThis is particularly true of neural networks. In this work, we introduce\nautomated software testing techniques for neural networks that are well-suited\nto discovering errors which occur only for rare inputs. Specifically, we... | null | null | null | null | true | null | 19419 | null | Default | null | null |
null | {
"abstract": " Inferring interactions between processes promises deeper insight into\nmechanisms underlying network phenomena. Renormalised partial directed\ncoherence (rPDC) is a frequency-domain representation of the concept of Granger\ncausality while directed partial correlation (DPC) is an alternative approach... | null | null | null | null | true | null | 19420 | null | Default | null | null |
null | {
"abstract": " The Alvarez-Macovski method [Alvarez, R. E and Macovski, A.,\n\"Energy-selective reconstructions in X-ray computerized tomography\", Phys. Med.\nBiol. (1976), 733--44] requires the inversion of the transformation from the\nline integrals of the basis set coefficients to measurements with multiple\nx-... | null | null | null | null | true | null | 19421 | null | Default | null | null |
null | {
"abstract": " Using our results about Lorentzian Kac--Moody algebras and arithmetic mirror\nsymmetry, we give six series of examples of lattice-polarized K3 surfaces with\nautomorphic discriminant.\n",
"title": "Examples of lattice-polarized K3 surfaces with automorphic discriminant, and Lorentzian Kac--Moody al... | null | null | null | null | true | null | 19422 | null | Default | null | null |
null | {
"abstract": " We study the elementary characteristics of turbulence in a quantum ferrofluid\nthrough the context of a dipolar Bose gas condensing from a highly\nnon-equilibrium thermal state. Our simulations reveal that the dipolar\ninteractions drive the emergence of polarized turbulence and density\ncorrugations... | null | null | null | null | true | null | 19423 | null | Default | null | null |
null | {
"abstract": " An extensive empirical literature documents a generally negative correlation,\nnamed the \"leverage effect,\" between asset returns and changes of volatility.\nIt is more challenging to establish such a return-volatility relationship for\njumps in high-frequency data. We propose new nonparametric met... | null | null | [
"Mathematics",
"Statistics"
] | null | true | null | 19424 | null | Validated | null | null |
null | {
"abstract": " Motivated by expansion in Cayley graphs, we show that there exist infinitely\nmany groups $G$ with a nontrivial irreducible unitary representation whose\naverage over every set of $o(\\log\\log|G|)$ elements of $G$ has operator norm $1\n- o(1)$. This answers a question of Lovett, Moore, and Russell, ... | null | null | [
"Mathematics"
] | null | true | null | 19425 | null | Validated | null | null |
null | {
"abstract": " We introduce a class of normal complex spaces having only mild sin-gularities\n(close to quotient singularities) for which we generalize the notion of a\n(analytic) fundamental class for an analytic cycle and also the notion of a\nrelative fundamental class for an analytic family of cycles. We also g... | null | null | null | null | true | null | 19426 | null | Default | null | null |
null | {
"abstract": " With the rapid increase of compound databases available in medicinal and\nmaterial science, there is a growing need for learning representations of\nmolecules in a semi-supervised manner. In this paper, we propose an\nunsupervised hierarchical feature extraction algorithm for molecules (or more\ngene... | null | null | null | null | true | null | 19427 | null | Default | null | null |
null | {
"abstract": " We study the sample covariance matrix for real-valued data with general\npopulation covariance, as well as MANOVA-type covariance estimators in variance\ncomponents models under null hypotheses of global sphericity. In the limit as\nmatrix dimensions increase proportionally, the asymptotic spectra of... | null | null | null | null | true | null | 19428 | null | Default | null | null |
null | {
"abstract": " Lung nodule classification is a class imbalanced problem because nodules are\nfound with much lower frequency than non-nodules. In the class imbalanced\nproblem, conventional classifiers tend to be overwhelmed by the majority class\nand ignore the minority class. We therefore propose cascaded convolu... | null | null | [
"Computer Science"
] | null | true | null | 19429 | null | Validated | null | null |
null | {
"abstract": " We introduce and examine a collection of unusual electromagnetic\ndisturbances. Each of these is an exact, monochromatic solution of Maxwell's\nequations in free space with looped electric and magnetic field lines of finite\nextent and a localised appearance in all three spatial dimensions. Included ... | null | null | null | null | true | null | 19430 | null | Default | null | null |
null | {
"abstract": " Skorobogatov constructed a bielliptic surface which is a counterexample to\nthe Hasse principle not explained by the Brauer-Manin obstruction. We show that\nthis surface has a $0$-cycle of degree 1, as predicted by a conjecture of\nColliot-Thélène.\n",
"title": "Zero-cycles of degree one on Skorobo... | null | null | null | null | true | null | 19431 | null | Default | null | null |
null | {
"abstract": " We define \"Locally Nameless Permutation Types\", which fuse permutation types\nas used in Nominal Isabelle with the locally nameless representation. We show\nthat this combination is particularly useful when formalizing programming\nlanguages where bound names may become free during execution (\"ext... | null | null | [
"Computer Science"
] | null | true | null | 19432 | null | Validated | null | null |
null | {
"abstract": " We study dimension-free $L^p$ inequalities for $r$-variations of the\nHardy--Littlewood averaging operators defined over symmetric convex bodies in\n$\\mathbb R^d$.\n",
"title": "On dimension-free variational inequalities for averaging operators in $\\mathbb R^d$"
} | null | null | null | null | true | null | 19433 | null | Default | null | null |
null | {
"abstract": " The one-particle density matrix of the one-dimensional Tonks-Girardeau gas\nwith inhomogeneous density profile is calculated, thanks to a recent\nobservation that relates this system to a two-dimensional conformal field\ntheory in curved space. The result is asymptotically exact in the limit of\nlarg... | null | null | null | null | true | null | 19434 | null | Default | null | null |
null | {
"abstract": " We propose a 2D generalization to the $M$-band case of the dual-tree\ndecomposition structure (initially proposed by N. Kingsbury and further\ninvestigated by I. Selesnick) based on a Hilbert pair of wavelets. We\nparticularly address (\\textit{i}) the construction of the dual basis and\n(\\textit{ii... | null | null | null | null | true | null | 19435 | null | Default | null | null |
null | {
"abstract": " We introduce the Nonlinear Cauchy-Riemann equations as Bäcklund\ntransformations for several nonlinear and linear partial differential\nequations. From these equations we treat in details the Laplace and the\nLiouville equations by deriving general solution for the nonlinear Liouville\nequation. By M... | null | null | null | null | true | null | 19436 | null | Default | null | null |
null | {
"abstract": " Deep Neural Networks have been shown to succeed at a range of natural\nlanguage tasks such as machine translation and text summarization. While tasks\non source code (ie, formal languages) have been considered recently, most work\nin this area does not attempt to capitalize on the unique opportunitie... | null | null | null | null | true | null | 19437 | null | Default | null | null |
null | {
"abstract": " Participants enrolled into randomized controlled trials (RCTs) often do not\nreflect real-world populations. Previous research in how best to translate RCT\nresults to target populations has focused on weighting RCT data to look like\nthe target data. Simulation work, however, has suggested that an o... | null | null | null | null | true | null | 19438 | null | Default | null | null |
null | {
"abstract": " Effects of subgrid-scale gravity waves (GWs) on the diurnal migrating tides\nare investigated from the mesosphere to the upper thermosphere for September\nequinox conditions, using a general circulation model coupled with the extended\nspectral nonlinear GW parameterization of Yiğit et al (2008). Sim... | null | null | null | null | true | null | 19439 | null | Default | null | null |
null | {
"abstract": " Cricket is a game played between two teams which consists of eleven players\neach. Nowadays cricket game is becoming more and more popular in Bangladesh and\nother South Asian Countries. Before a match people are very enthusiastic about\nteam squads and \"Which players are playing today?\", \"How wel... | null | null | null | null | true | null | 19440 | null | Default | null | null |
null | {
"abstract": " We study basic geometric properties of some group analogue of affine Springer\nfibers and compare with the classical Lie algebra affine Springer fibers. The\nmain purpose is to formulate a conjecture that relates the number of\nirreducible components of such varieties for a reductive group $G$ to cer... | null | null | null | null | true | null | 19441 | null | Default | null | null |
null | {
"abstract": " Isogeometric analysis (IGA) is used to simulate a permanent magnet\nsynchronous machine. IGA uses non-uniform rational B-splines to parametrise the\ndomain and to approximate the solution space, thus allowing for the exact\ndescription of the geometries even on the coarsest level of mesh refinement.\... | null | null | null | null | true | null | 19442 | null | Default | null | null |
null | {
"abstract": " In this paper, we study behavior of bidders in an experimental launch of a\nnew advertising auction platform by Zillow, as Zillow switched from negotiated\ncontracts to using auctions in several geographically isolated markets. A\nunique feature of this experiment is that the bidders in this market a... | null | null | null | null | true | null | 19443 | null | Default | null | null |
null | {
"abstract": " The internet has become a central medium through which `networked publics'\nexpress their opinions and engage in debate. Offensive comments and personal\nattacks can inhibit participation in these spaces. Automated content moderation\naims to overcome this problem using machine learning classifiers t... | null | null | [
"Computer Science"
] | null | true | null | 19444 | null | Validated | null | null |
null | {
"abstract": " Representation learning is at the heart of what makes deep learning\neffective. In this work, we introduce a new framework for representation\nlearning that we call \"Holographic Neural Architectures\" (HNAs). In the same\nway that an observer can experience the 3D structure of a holographed object b... | null | null | null | null | true | null | 19445 | null | Default | null | null |
null | {
"abstract": " Topological Data Analysis (tda) is a recent and fast growing eld providing a\nset of new topological and geometric tools to infer relevant features for\npossibly complex data. This paper is a brief introduction, through a few\nselected topics, to basic fundamental and practical aspects of tda for non... | null | null | [
"Computer Science",
"Mathematics",
"Statistics"
] | null | true | null | 19446 | null | Validated | null | null |
null | {
"abstract": " The resemblance between the methods used in quantum-many body physics and in\nmachine learning has drawn considerable attention. In particular, tensor\nnetworks (TNs) and deep learning architectures bear striking similarities to\nthe extent that TNs can be used for machine learning. Previous results ... | null | null | null | null | true | null | 19447 | null | Default | null | null |
null | {
"abstract": " We study how to effectively leverage expert feedback to learn sequential\ndecision-making policies. We focus on problems with sparse rewards and long\ntime horizons, which typically pose significant challenges in reinforcement\nlearning. We propose an algorithmic framework, called hierarchical guidan... | null | null | null | null | true | null | 19448 | null | Default | null | null |
null | {
"abstract": " We investigate the effects of social interactions in task al- location using\nEvolutionary Game Theory (EGT). We propose a simple task-allocation game and\nstudy how different learning mechanisms can give rise to specialised and non-\nspecialised colonies under different ecological conditions. By com... | null | null | null | null | true | null | 19449 | null | Default | null | null |
null | {
"abstract": " A powerful data transformation method named guided projections is proposed\ncreating new possibilities to reveal the group structure of high-dimensional\ndata in the presence of noise variables. Utilising projections onto a space\nspanned by a selection of a small number of observations allows measur... | null | null | null | null | true | null | 19450 | null | Default | null | null |
null | {
"abstract": " Cascading failures are a critical vulnerability of complex information or\ninfrastructure networks. Here we investigate the properties of load-based\ncascading failures in real and synthetic spatially-embedded network structures,\nand propose mitigation strategies to reduce the severity of damages ca... | null | null | [
"Computer Science",
"Physics"
] | null | true | null | 19451 | null | Validated | null | null |
null | {
"abstract": " Despite its extremely weak intrinsic spin-orbit coupling (SOC), graphene has\nbeen shown to acquire considerable SOC by proximity coupling with exfoliated\ntransition metal dichalcogenides (TMDs). Here we demonstrate strong induced\nRashba SOC in graphene that is proximity coupled to a monolayer TMD ... | null | null | [
"Physics"
] | null | true | null | 19452 | null | Validated | null | null |
null | {
"abstract": " We present a blind multiframe image-deconvolution method based on robust\nstatistics. The usual shortcomings of iterative optimization of the likelihood\nfunction are alleviated by minimizing the M-scale of the residuals, which\nachieves more uniform convergence across the image. We focus on the\ndec... | null | null | [
"Computer Science",
"Physics"
] | null | true | null | 19453 | null | Validated | null | null |
null | {
"abstract": " We consider the framework of aggregative games, in which the cost function of\neach agent depends on his own strategy and on the average population strategy.\nAs first contribution, we investigate the relations between the concepts of\nNash and Wardrop equilibrium. By exploiting a characterization of... | null | null | null | null | true | null | 19454 | null | Default | null | null |
null | {
"abstract": " Condensed matter systems that simultaneously exhibit superconductivity and\nferromagnetism are rare due the antagonistic relationship between conventional\nspin-singlet superconductivity and ferromagnetic order. In materials in which\nsuperconductivity and magnetic order is known to coexist (such as ... | null | null | null | null | true | null | 19455 | null | Default | null | null |
null | {
"abstract": " The paper presents the application of Variational Autoencoders (VAE) for data\ndimensionality reduction and explorative analysis of mass spectrometry imaging\ndata (MSI). The results confirm that VAEs are capable of detecting the patterns\nassociated with the different tissue sub-types with performan... | null | null | null | null | true | null | 19456 | null | Default | null | null |
null | {
"abstract": " In this paper, we propose a new algorithm for learning general\nlatent-variable probabilistic graphical models using the techniques of\npredictive state representation, instrumental variable regression, and\nreproducing-kernel Hilbert space embeddings of distributions. Under this new\nlearning framew... | null | null | null | null | true | null | 19457 | null | Default | null | null |
null | {
"abstract": " The answer is Yes! We indeed find that interacting dark energy can alleviate\nthe current tension on the value of the Hubble constant $H_0$ between the\nCosmic Microwave Background anisotropies constraints obtained from the Planck\nsatellite and the recent direct measurements reported by Riess et al.... | null | null | null | null | true | null | 19458 | null | Default | null | null |
null | {
"abstract": " Dual Fabry-Perot cavity based optical refractometry (DFPC-OR) has a high\npotential for assessments of gas density. However, drifts of the FP cavity\noften limit its performance. We show that by the use of two narrow-linewidth\nfiber lasers locked to two high finesse cavities and Allan-Werle plots th... | null | null | null | null | true | null | 19459 | null | Default | null | null |
null | {
"abstract": " We introduce the Self-Annotated Reddit Corpus (SARC), a large corpus for\nsarcasm research and for training and evaluating systems for sarcasm detection.\nThe corpus has 1.3 million sarcastic statements -- 10 times more than any\nprevious dataset -- and many times more instances of non-sarcastic stat... | null | null | null | null | true | null | 19460 | null | Default | null | null |
null | {
"abstract": " We use a model of aerosol microphysics to investigate the impact of\nhigh-altitude photochemical aerosols on the transmission spectra and\natmospheric properties of close-in exoplanets, such as HD209458b and HD189733b.\nThe results depend strongly on the temperature profiles in the middle and upper\n... | null | null | null | null | true | null | 19461 | null | Default | null | null |
null | {
"abstract": " Opinion formation in the population has attracted extensive research\ninterest. Various models have been introduced and studied, including the ones\nwith individuals' free will allowing them to change their opinions. Such\nmodels, however, have not taken into account the fact that individuals with\nd... | null | null | null | null | true | null | 19462 | null | Default | null | null |
null | {
"abstract": " Given data over variables $(X_1,...,X_m, Y)$ we consider the problem of\nfinding out whether $X$ jointly causes $Y$ or whether they are all confounded\nby an unobserved latent variable $Z$. To do so, we take an\ninformation-theoretic approach based on Kolmogorov complexity. In a nutshell,\nwe follow ... | null | null | null | null | true | null | 19463 | null | Default | null | null |
null | {
"abstract": " We study the evolution of the eccentricity and inclination of protoplanetary\nembryos and low-mass protoplanets (from a fraction of an Earth mass to a few\nEarth masses) embedded in a protoplanetary disc, by means of three dimensional\nhydrodynamics calculations with radiative transfer in the diffusi... | null | null | null | null | true | null | 19464 | null | Default | null | null |
null | {
"abstract": " We discuss various forms of definitions in mathematics and describe rules\ngoverning them.\n",
"title": "Definitions in mathematics"
} | null | null | null | null | true | null | 19465 | null | Default | null | null |
null | {
"abstract": " Fix any field $K$ of characteristic $p$ such that $[K:K^p]$ is finite. We\ndiscuss excellence for Noetherian domains whose fraction field is $K$, showing\nfor example, that $R$ is excellent if and only if the Frobenius map is finite\non $R$. Furthermore, we show $R$ is excellent if and only if it adm... | null | null | null | null | true | null | 19466 | null | Default | null | null |
null | {
"abstract": " We consider the minimax estimation problem of a discrete distribution with\nsupport size $k$ under locally differential privacy constraints. A\nprivatization scheme is applied to each raw sample independently, and we need\nto estimate the distribution of the raw samples from the privatized samples. A... | null | null | null | null | true | null | 19467 | null | Default | null | null |
null | {
"abstract": " The effect of the Coulomb repulsion of holes on the Cooper instability in an\nensemble of spin-polaron quasiparticles has been analyzed, taking into account\nthe peculiarities of the crystallographic structure of the CuO$_2$ plane, which\nare associated with the presence of two oxygen ions and one co... | null | null | null | null | true | null | 19468 | null | Default | null | null |
null | {
"abstract": " Multiplayer Online Battle Arena (MOBA) games have received increasing\nworldwide popularity recently. In such games, players compete in teams against\neach other by controlling selected game avatars, each of which is designed with\ndifferent strengths and weaknesses. Intuitively, putting together gam... | null | null | null | null | true | null | 19469 | null | Default | null | null |
null | {
"abstract": " Tendon-driven hand orthoses have advantages over exoskeletons with respect to\nwearability and safety because of their low-profile design and ability to fit a\nrange of patients without requiring custom joint alignment. However, no\nexisting study on a wearable tendon-driven hand orthosis for stroke ... | null | null | null | null | true | null | 19470 | null | Default | null | null |
null | {
"abstract": " For years security machine learning research has promised to obviate the need\nfor signature based detection by automatically learning to detect indicators of\nattack. Unfortunately, this vision hasn't come to fruition: in fact, developing\nand maintaining today's security machine learning systems ca... | null | null | null | null | true | null | 19471 | null | Default | null | null |
null | {
"abstract": " Software reusability has become much interesting because of increased quality\nand reduce cost. A good process of software reuse leads to enhance the\nreliability, productivity, quality and the reduction of time and cost. Current\nreuse techniques focuses on the reuse of software artifact which groun... | null | null | null | null | true | null | 19472 | null | Default | null | null |
null | {
"abstract": " We consider classical Merton problem of terminal wealth maximization in\nfinite horizon. We assume that the drift of the stock is following\nOrnstein-Uhlenbeck process and the volatility of it is following GARCH(1)\nprocess. In particular, both mean and volatility are unbounded. We assume that\nthere... | null | null | [
"Quantitative Finance"
] | null | true | null | 19473 | null | Validated | null | null |
null | {
"abstract": " The lack of efficiency in urban diffusion is a debated issue, important for\nbiologists, urban specialists, planners and statisticians, both in developed\nand new developing countries. Many approaches have been considered to measure\nurban sprawl, i.e. chaotic urban expansion; such idea of chaos is h... | null | null | null | null | true | null | 19474 | null | Default | null | null |
null | {
"abstract": " We derive a new Bayesian Information Criterion (BIC) by formulating the\nproblem of estimating the number of clusters in an observed data set as\nmaximization of the posterior probability of the candidate models. Given that\nsome mild assumptions are satisfied, we provide a general BIC expression for... | null | null | null | null | true | null | 19475 | null | Default | null | null |
null | {
"abstract": " Combinatorial interaction testing is an important software testing technique\nthat has seen lots of recent interest. It can reduce the number of test cases\nneeded by considering interactions between combinations of input parameters.\nEmpirical evidence shows that it effectively detects faults, in pa... | null | null | null | null | true | null | 19476 | null | Default | null | null |
null | {
"abstract": " We consider the habitability of Earth-analogs around stars of different\nmasses, which is regulated by the stellar lifetime, stellar wind-induced\natmospheric erosion, and biologically active ultraviolet (UV) irradiance. By\nestimating the timescales associated with each of these processes, we show t... | null | null | null | null | true | null | 19477 | null | Default | null | null |
null | {
"abstract": " Unsupervised learning is about capturing dependencies between variables and\nis driven by the contrast between the probable vs. improbable configurations of\nthese variables, often either via a generative model that only samples probable\nones or with an energy function (unnormalized log-density) tha... | null | null | [
"Computer Science",
"Statistics"
] | null | true | null | 19478 | null | Validated | null | null |
null | {
"abstract": " Convolutional neural networks (CNNs) have shown promising results on several\nsegmentation tasks in magnetic resonance (MR) images. However, the accuracy of\nCNNs may degrade severely when segmenting images acquired with different\nscanners and/or protocols as compared to the training data, thus limi... | null | null | null | null | true | null | 19479 | null | Default | null | null |
null | {
"abstract": " In this paper, we address the rigid body pose stabilization problem using\ndual quaternion formalism. We propose a hybrid control strategy to design a\nswitching control law with hysteresis in such a way that the global asymptotic\nstability of the closed-loop system is guaranteed and such that the g... | null | null | null | null | true | null | 19480 | null | Default | null | null |
null | {
"abstract": " In this paper we propose definitions and examples of categorical enhancements\nof the data involved in the $2d$-$4d$ wall-crossing formulas which generalize\nboth Cecotti-Vafa and Kontsevich-Soibelman motivic wall-crossing formulas.\n",
"title": "On 2d-4d motivic wall-crossing formulas"
} | null | null | [
"Mathematics"
] | null | true | null | 19481 | null | Validated | null | null |
null | {
"abstract": " We study the relationship between performance and practice by analyzing the\nactivity of many players of a casual online game. We find significant\nheterogeneity in the improvement of player performance, given by score, and\naddress this by dividing players into similar skill levels and segmenting ea... | null | null | null | null | true | null | 19482 | null | Default | null | null |
null | {
"abstract": " Beyond traditional security methods, unmanned aerial vehicles (UAVs) have\nbecome an important surveillance tool used in security domains to collect the\nrequired annotated data. However, collecting annotated data from videos taken\nby UAVs efficiently, and using these data to build datasets that can... | null | null | null | null | true | null | 19483 | null | Default | null | null |
null | {
"abstract": " In this paper, we extend two classical results about the density of subgraphs\nof hypercubes to subgraphs $G$ of Cartesian products $G_1\\times\\cdots\\times\nG_m$ of arbitrary connected graphs. Namely, we show that\n$\\frac{|E(G)|}{|V(G)|}\\le \\lceil 2\\max\\{\n\\text{dens}(G_1),\\ldots,\\text{dens... | null | null | null | null | true | null | 19484 | null | Default | null | null |
null | {
"abstract": " In this paper, we use replica analysis to determine the investment strategy\nthat can maximize the net present value for portfolios containing multiple\ndevelopment projects. Replica analysis was developed in statistical mechanical\ninformatics and econophysics to evaluate disordered systems, and her... | null | null | null | null | true | null | 19485 | null | Default | null | null |
null | {
"abstract": " We discuss the local properties of weak solutions to the equation $-\\Delta u\n+ b\\cdot\\nabla u=0$. The corresponding theory is well-known in the case $b\\in\nL_n$, where $n$ is the dimension of the space. Our main interest is focused on\nthe case $b\\in L_2$. In this case the structure assumption ... | null | null | null | null | true | null | 19486 | null | Default | null | null |
null | {
"abstract": " The real vector space of non-oriented graphs is known to carry a differential\ngraded Lie algebra structure. Cocycles in the Kontsevich graph complex,\nexpressed using formal sums of graphs on $n$ vertices and $2n-2$ edges, induce\n-- under the orientation mapping -- infinitesimal symmetries of class... | null | null | [
"Mathematics"
] | null | true | null | 19487 | null | Validated | null | null |
null | {
"abstract": " In order to address the need for an affordable reduced gravity test platform,\nthis work focuses on the analysis and implementation of atmospheric\nacceleration tracking with an autonomous aerial vehicle. As proof of concept,\nthe vehicle is designed with the objective of flying accurate reduced-grav... | null | null | null | null | true | null | 19488 | null | Default | null | null |
null | {
"abstract": " Texture classification is a problem that has various applications such as\nremote sensing and forest species recognition. Solutions tend to be custom fit\nto the dataset used but fails to generalize. The Convolutional Neural Network\n(CNN) in combination with Support Vector Machine (SVM) form a robus... | null | null | null | null | true | null | 19489 | null | Default | null | null |
null | {
"abstract": " Contingent Convertible bonds (CoCos) are debt instruments that convert into\nequity or are written down in times of distress. Existing pricing models assume\nconversion triggers based on market prices and on the assumption that markets\ncan always observe all relevant firm information. But all Cocos ... | null | null | null | null | true | null | 19490 | null | Default | null | null |
null | {
"abstract": " E-generalization computes common generalizations of given ground terms w.r.t.\na given equational background theory E. In 2005 [arXiv:1403.8118], we had\npresented a computation approach based on standard regular tree grammar\nalgorithms, and a Prolog prototype implementation. In this report, we pres... | null | null | null | null | true | null | 19491 | null | Default | null | null |
null | {
"abstract": " We study quartic double fivefolds from the perspective of Fano manifolds of\nCalabi-Yau type and that of exceptional quaternionic representations. We first\nprove that the generic quartic double fivefold can be represented, in a finite\nnumber of ways, as a double cover of P^5 ramified along a linear... | null | null | null | null | true | null | 19492 | null | Default | null | null |
null | {
"abstract": " Thermal atmospheric tides can torque telluric planets away from spin-orbit\nsynchronous rotation, as observed in the case of Venus. They thus participate\nto determine the possible climates and general circulations of the atmospheres\nof these planets. In this work, we write the equations governing t... | null | null | null | null | true | null | 19493 | null | Default | null | null |
null | {
"abstract": " Obtaining enough labeled data to robustly train complex discriminative models\nis a major bottleneck in the machine learning pipeline. A popular solution is\ncombining multiple sources of weak supervision using generative models. The\nstructure of these models affects training label quality, but is d... | null | null | [
"Computer Science",
"Statistics"
] | null | true | null | 19494 | null | Validated | null | null |
null | {
"abstract": " We provide an integral formula for the Maslov index of a pair $(E,F)$ over a\nsurface $\\Sigma$, where $E\\rightarrow\\Sigma$ is a complex vector bundle and\n$F\\subset E_{|\\partial\\Sigma}$ is a totally real subbundle. As in Chern-Weil\ntheory, this formula is written in terms of the curvature of $... | null | null | [
"Mathematics"
] | null | true | null | 19495 | null | Validated | null | null |
null | {
"abstract": " As modern precision cosmological measurements continue to show agreement with\nthe broad features of the standard $\\Lambda$-Cold Dark Matter ($\\Lambda$CDM)\ncosmological model, we are increasingly motivated to look for small departures\nfrom the standard model's predictions which might not be detec... | null | null | null | null | true | null | 19496 | null | Default | null | null |
null | {
"abstract": " Morava $E$-theory $E$ is an $E_\\infty$-ring with an action of the Morava\nstabilizer group $\\Gamma$. We study the derived stack $\\operatorname{Spf}\nE/\\Gamma$. Descent-theoretic techniques allow us to deduce a theorem of\nHopkins-Mahowald-Sadofsky on the $K(n)$-local Picard group, as well as a re... | null | null | null | null | true | null | 19497 | null | Default | null | null |
null | {
"abstract": " We consider numerical schemes for root finding of noisy responses through\ngeneralizing the Probabilistic Bisection Algorithm (PBA) to the more practical\ncontext where the sampling distribution is unknown and location-dependent. As\nin standard PBA, we rely on a knowledge state for the approximate p... | null | null | null | null | true | null | 19498 | null | Default | null | null |
null | {
"abstract": " Inspired by the recent evolution of deep neural networks (DNNs) in machine\nlearning, we explore their application to PL-related topics. This paper is the\nfirst step towards this goal; we propose a proof-synthesis method for the\nnegation-free propositional logic in which we use a DNN to obtain a gu... | null | null | null | null | true | null | 19499 | null | Default | null | null |
null | {
"abstract": " The hyperbolic Pascal triangle ${\\cal HPT}_{4,q}$ $(q\\ge5)$ is a new\nmathematical construction, which is a geometrical generalization of Pascal's\narithmetical triangle. In the present study we show that a natural pattern of\nrows of ${\\cal HPT}_{4,5}$ is almost the same as the sequence consistin... | null | null | [
"Computer Science"
] | null | true | null | 19500 | null | Validated | null | null |
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