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we report on the calculation of the neutrinoless double - beta decay nuclear matrix element for 76ge within the framework of the realistic shell model. the effective shell - model hamiltonian and the two - body transition operator describing the decay are derived by way of many - body perturbation theory. particular at... | arxiv:1911.12117 |
evalrs aims to bring together practitioners from industry and academia to foster a debate on rounded evaluation of recommender systems, with a focus on real - world impact across a multitude of deployment scenarios. recommender systems are often evaluated only through accuracy metrics, which fall short of fully charact... | arxiv:2304.07145 |
a flag is a sequence of nested subspaces. flags are ubiquitous in numerical analysis, arising in finite elements, multigrid, spectral, and pseudospectral methods for numerical pde ; they arise in the form of krylov subspaces in matrix computations, and as multiresolution analysis in wavelets constructions. they are com... | arxiv:1907.00949 |
we propose proximal backpropagation ( proxprop ) as a novel algorithm that takes implicit instead of explicit gradient steps to update the network parameters during neural network training. our algorithm is motivated by the step size limitation of explicit gradient descent, which poses an impediment for optimization. p... | arxiv:1706.04638 |
gas - phase chemistry at extreme conditions ( low densities and temperatures ) is difficult, so the presence of interstellar grains is especially important for the synthesis of molecules that cannot form in the gas phase. interstellar grains are advocated to enhance the encounter rate of the reactive species on their s... | arxiv:2312.06416 |
we present results from fitting $ p $ - mode spectra derived from 7 - d segments of sun - as - a - star helioseismic observations from the birmingham solar oscillations network covering 32 yr. the results show a clear dependence of the mode frequencies on solar activity, and the frequency dependence of the sensitivity ... | arxiv:2501.08190 |
quantum discord, and a number of related indicators, are currently raising a relentless interest as a novel paradigm of non - classical correlations beyond entanglement. beside merely fundamental aspects, various works have shown that discord is a valuable - - so far largely unexplored - - resource in quantum informati... | arxiv:1306.1142 |
we develop a discrete boltzmann - type model that uses dynamics in phase space to describe the behavior of traffic flows. firstly, we model the traffic flow at mesoscopic scale using dynamics in phase space, which is considered as an evolution model in a graph, and we demonstrate the existence of phase transition pheno... | arxiv:2311.14235 |
we prove that any c ^ { 1 + } transformation, possibly with a ( non - flat ) critical or singular region, admits an invariant probability measure absolutely continuous with respect to any expanding measure whose jacobian satisfies a mild distortion condition. this is an extension to arbitrary dimension of a famous theo... | arxiv:0811.2545 |
the porous pla foams potential for tissue engineering usage are prepared by a modified solvent casting / particulate leaching method with different crystallinity. since in typical method the porogens are solved in the solution and flow with the polymers during the casting and the crystallinity behavior of pla chains in... | arxiv:1404.3930 |
we present the herschel bright sources ( herbs ) sample, a sample of bright, high - redshift herschel sources detected in the 616. 4 square degree h - atlas survey. the herbs sample contains 209 galaxies, selected with a 500 { \ mu } m flux density greater than 80 mjy and an estimated redshift greater than 2. the sampl... | arxiv:1709.01514 |
we consider the problem of inferring the input and hidden variables of a stochastic multi - layer neural network from an observation of the output. the hidden variables in each layer are represented as matrices. this problem applies to signal recovery via deep generative prior models, multi - task and mixed regression ... | arxiv:2001.09396 |
the discovery of materials that simultaneously host different phases of matter has often initially confounded, but ultimately enhanced, our basic understanding of the coexisting types of order. the associated intellectual challenges, together with the promise of greater versatility for potential applications, have made... | arxiv:1505.03621 |
the wmap experiment has revealed an excess of microwave emission from the region around the center of our galaxy. it has been suggested that this signal, known as the ` ` wmap haze ' ', could be synchrotron emission from relativistic electrons and positrons generated in dark matter annihilations. in this letter, we rev... | arxiv:0705.3655 |
we extend to finite temperature the fidelity approach to quantum phase transitions ( qpts ). this is done by resorting to the notion of mixed - state fidelity that allows one to compare two density matrices corresponding to two different thermal states. by exploiting the same concept we also propose a finite - temperat... | arxiv:quant-ph/0612008 |
we interpret the " explicit formulas " in the sense of analytic number theory for the zeta function of an elliptic curve over a finite field as a transversal index theorem on a 3 - dimensional laminated space. | arxiv:math/0204194 |
by considering the fundamental equation $ x = y - y ^ 2 = z - z ^ 3 $, somos conjectured that the hankel determinants for the generating series $ y ( z ) $ are the somos - 4 numbers. we prove this conjecture by using the quadratic transformation for hankel determinants of sulanke and xin. | arxiv:0712.0933 |
a 3d scene graph represents a compact scene model, storing information about the objects and the semantic relationships between them, making its use promising for robotic tasks. when interacting with a user, an embodied intelligent agent should be capable of responding to various queries about the scene formulated in n... | arxiv:2412.18450 |
we present an original method to estimate the conductivity of a single molecule anchored to nanometric - sized metallic electrodes, using a mechanically controlled break junction ( mcbj ) operated at room temperature in liquid. we record the conductance through the metal / molecules / metal nanocontact while keeping th... | arxiv:1706.09818 |
we consider a counter - adversarial sequential decision - making problem where an agent computes its private belief ( posterior distribution ) of the current state of the world, by filtering private information. according to its private belief, the agent performs an action, which is observed by an adversarial agent. we... | arxiv:2004.04119 |
machine learning ( ml ) models have become increasingly valuable in weather forecasting, providing forecasts that not only lower computational costs but often match or exceed the accuracy of traditional numerical weather prediction ( nwp ) models. despite their potential, ml models typically suffer from limitations suc... | arxiv:2409.07188 |
we present a theoretical description and numerical simulations of the superconducting transition in hybrid structures including strong spin - orbit interactions. the spin - orbit coupling is taken to be of rashba type for concreteness, and we allow for an arbitrary magnitude of the spin - orbit strength as well as an a... | arxiv:1710.03228 |
recent experimental progress in magnetic atoms and polar molecules has created the prospect of simulating dipolar hubbard models with off - site interactions. when applied to real - space cylindrical optical lattices, these anisotropic dipole - dipole interactions acquire a tunable spatially - dependent component while... | arxiv:2110.13540 |
we carry out adm splitting in the lagrangian formulation and establish a procedure in which ( almost ) all of the unphysical components of the metric are removed by using the 4d diffeomorphism and the measure - zero 3d symmetry. the procedure introduces a constraint that corresponds to the hamiltonian constraint of the... | arxiv:1404.5066 |
we investigate whether gaia can specify the binary fractions of massive stellar populations in the galactic disk through astrometric microlensing. furthermore, we study if some information about their mass distributions can be inferred via this method. in this regard, we simulate the binary astrometric microlensing eve... | arxiv:1504.02932 |
falls have become more frequent in recent years, which has been harmful for senior citizens. therefore detecting falls have become important and several data sets and machine learning model have been introduced related to fall detection. in this project report, a human fall detection method is proposed using a multi mo... | arxiv:2302.00224 |
we developed a mathematical model to describe the transmission of new coronavirus in the s \ ~ ao paulo state, brazil. the model divided a community in subpopulations comprised by young and elder persons, in order to take into account higher risk of fatality among elder persons with severe covid - 19. from data collect... | arxiv:2004.05715 |
we demonstrate the coherent transport of thermal energy in superlattices by introducing a microscopic definition of the phonon coherence length. we demonstrate how to distinguish a coherent transport regime from diffuse interface scattering and discuss how these can be specifically controlled by several physical parame... | arxiv:1311.5045 |
we propose two setups for realizing a chiral quantum network, where two - level systems representing the nodes interact via directional emission into discrete waveguides, as introduced in t. ramos et al. [ phys. rev. a 93, 062104 ( 2016 ) ]. the first implementation realizes a spin waveguide via rydberg states in a cha... | arxiv:1603.09097 |
##2 in preparation of their merger into te pukenga = = = nigeria = = = virtually, every state in nigeria has a polytechnic university operated by either the federal or state government. in rivers state for example, there are two state - owned polytechnic universities ; kenule beeson saro - wiwa polytechnic, bori city a... | https://en.wikipedia.org/wiki/Institute_of_technology |
risk management in dynamic decision problems is a primary concern in many fields, including financial investment, autonomous driving, and healthcare. the mean - variance function is one of the most widely used objective functions in risk management due to its simplicity and interpretability. existing algorithms for mea... | arxiv:1809.02292 |
objective : despite numerous studies proposed for audio restoration in the literature, most of them focus on an isolated restoration problem such as denoising or dereverberation, ignoring other artifacts. moreover, assuming a noisy or reverberant environment with limited number of fixed signal - to - distortion ratio (... | arxiv:2212.14618 |
while diffusion models excel at generating high - quality samples, their latent variables typically lack semantic meaning and are not suitable for representation learning. here, we propose infodiffusion, an algorithm that augments diffusion models with low - dimensional latent variables that capture high - level factor... | arxiv:2306.08757 |
the accurate estimation of human activity in cities is one of the first steps towards understanding the structure of the urban environment. human activities are highly granular and dynamic in spatial and temporal dimensions. estimating confidence is crucial for decision - making in numerous applications such as urban m... | arxiv:2501.06316 |
there are four puzzling questions about by the magnitudes of neutrino mixings and mass splittings. a brief sketch is given of the various kinds of models of neutrino masses and how they answer these questions. special attention is given to so - called " lopsided " models. | arxiv:hep-ph/0206085 |
this paper deals with the positive mass theorem and the existence of isoperimetric sets on $ 3 $ - manifolds endowed with continuous complete metrics having nonnegative scalar curvature in a suitable weak sense. we prove that if the manifold has an end that is $ c ^ 0 $ - locally asymptotically flat, and the metric is ... | arxiv:2403.15972 |
while low mass, star forming galaxies are often considered as the primary driver of reionization, their actual contribution to the cosmic ultraviolet background is still uncertain, mostly because the escape fraction of ionizing photons is only poorly constrained. theoretical studies have shown that efficient supernova ... | arxiv:1712.05804 |
it is hard for us humans to recognize things in nature until we have invented them ourselves. for image - forming optics, nature has made virtually every kind of lens humans have devised. but what about lensless " imaging "? recently, we showed that a bare array of sensors on a curved substrate could achieve resolution... | arxiv:physics/0703096 |
bitcoin is the most successful cryptocurrency so far. this is mainly due to its novel consensus algorithm, which is based on proof - of - work combined with a cryptographically - protected data structure and a rewarding scheme that incentivizes nodes to participate. however, despite its unprecedented success bitcoin su... | arxiv:1905.09655 |
we analyze the thermodynamical behavior of black holes in closed finite boxes. first the black hole mass evolution is analyzed in an initially empty box. using the conservation of the energy and the hawking evaporation flux, we deduce a minimal volume above which one black hole can loss all of its mass to the box, a re... | arxiv:gr-qc/0302079 |
the purpose of this paper is to study more general real - valued functions of two variables than just metrics on a set x. we concentrate mainly on the classes of distances and almost distances. we also introduce the notion of a bridge on the disjoint union of two sets and show that it induces a symmetric distance on th... | arxiv:2503.13622 |
we analyze a sample of $ z $ - dropout galaxies in the candels goods south and uds fields that have been targeted by a dedicated spectroscopic campaign aimed at detecting their ly $ \ alpha $ line. deep irac observations at 3. 6 and 4. 5 $ \ mu $ m are used to determine the strength of optical emission lines affecting ... | arxiv:1703.08986 |
we study salt - induced charge overcompensation and charge inversion of flexible polyelectrolytes via computer simulations and demonstrate the importance of ion excluded volume. reentrant condensation takes place when the ion size is comparable to monomer size, and happens in a middle region of salt concentration. in a... | arxiv:0804.3201 |
the principle of local gauge invariance is applied to fractional wave equations and the interaction term is determined up to order $ o ( \ bar { g } ) $ in the coupling constant $ \ bar { g } $. as a first application, based on the riemann - liouville fractional derivative definition, the fractional zeeman effect is us... | arxiv:0708.2262 |
consider two - type linear - fractional branching processes in varying environments with asymptotically constant mean matrices. let $ \ nu $ be the extinction time. under certain conditions, we show that both $ p ( \ nu = n ) $ and $ p ( \ nu > n ) $ are asymptotically the same as some functions of the products of spec... | arxiv:2007.07840 |
this paper deals with the following types of problems : assume a banach space $ x $ has some property ( p ). can it be embedded into some banach space $ z $ with a finite dimensional decomposition having property ( p ), or more generally, having a property related to ( p )? secondly, given a class of banach spaces, doe... | arxiv:math/0701324 |
motivated by the need to localise faults along electrical power lines, this paper adopts a frequency - domain approach to parameter estimation for an infinite - dimensional linear dynamical system with one spatial variable. since the time of the fault is unknown, and voltages and currents are measured at only one end o... | arxiv:2310.13359 |
although the fluctuation - dissipation framework is a first step to get a quantum model for electrical noise, the merging of displacement and conduction currents into the sole current of a series notion like the resistance r ( f ) does not help in it this task. used to handle these currents as orthogonal components in ... | arxiv:1709.06940 |
the homomorphic image of a congruence is always a tolerance ( relation ) but, within a given variety, a tolerance is not necessarily obtained this way. by a maltsev - like condition, we characterize varieties whose tolerances are homomorphic images of their congruences ( timc ). as corollaries, we prove that the variet... | arxiv:1204.2228 |
we develop an algorithm for computing the weight distribution of a linear $ [ n, k ] $ code over a finite field $ \ mathbb { f } _ q $. we represent the codes by their characteristic vector with respect to a given generator matrix and a special type of a generator matrix of the k - dimensional simplex code. this charac... | arxiv:1809.07090 |
the solar atmosphere displays a sharp temperature gradient, starting from spicules in the chromosphere at $ 2 \ times 10 ^ 4 $ k, outward into the corona exceeding $ 10 ^ 6 $ k. plasma turbulence produced by the transverse motion of magnetic fields anchored in the photosphere is likely the energy source producing this ... | arxiv:2501.00676 |
the useful life of electrochemical energy storage ( ees ) is a critical factor to ees planning, operation, and economic assessment. today, systems commonly assume a physical end - of - life criterion, retiring ees when the remaining capacity reaches a threshold below which the ees is of little use because of functional... | arxiv:1811.08486 |
when we have a morphism f : p ^ n - > p ^ n, then we have an inequality \ frac { 1 } { \ deg f } h ( f ( p ) ) + c > h ( p ) which provides a good upper bound of $ h ( p ) $. however, if $ f $ is a rational map, then \ frac { 1 } { \ deg f } h ( f ( p ) ) + c cannot be an upper bound of h ( p ). in this paper, we will ... | arxiv:1002.3357 |
operator inference learns low - dimensional dynamical - system models with polynomial nonlinear terms from trajectories of high - dimensional physical systems ( non - intrusive model reduction ). this work focuses on the large class of physical systems that can be well described by models with quadratic nonlinear terms... | arxiv:2107.02597 |
in this work we map tunnel conductance curves with nanometric spatial resolution, tracking polaronic quasiparticle excitations when cooling across the insulator - to - metal transition in la0. 7ca0. 3mno3 films. in the insulating phase the spectral signature of polarons, a depletion of conductance at low bias flanked b... | arxiv:cond-mat/0703460 |
the current study explores the novel potential of traversable wormhole solutions within the framework of finsler geometry, incorporating conformal symmetry alongside traceless fluid dynamics. using the conformal killing vector approach, we have discussed the wormholes based on traceless fluid within the intriguing fram... | arxiv:2403.03931 |
we consider a natural, yet seemingly not much studied, extremal problem in bipartite graphs. a bi - hole of size $ t $ in a bipartite graph $ g $ is a copy of $ k _ { t, t } $ in the bipartite complement of $ g $. let $ f ( n, \ delta ) $ be the largest $ k $ for which every $ n \ times n $ bipartite graph with maximum... | arxiv:2002.10930 |
interstitial defects are inevitably present in doped semiconductors that enable modern - day electronic, optoelectronic or thermoelectric technologies. understanding of stability of interstitials and their bonding mechanisms in the silicon lattice was accomplished only recently with the advent of first - principles mod... | arxiv:1806.00217 |
we calculate the contribution to the muon anomalous magnetic moment hadronic vacuum polarization from { the } connected diagrams of up and down quarks, omitting electromagnetism. we employ qcd gauge - field configurations with dynamical $ u $, $ d $, $ s $, and $ c $ quarks and the physical pion mass, and analyze five ... | arxiv:1902.04223 |
to address the issue of engineering professional excellence in the country. the board has been given the responsibility of regulating the activities and conduct of practicing engineers in the united republic of tanzania in accordance with the functions and powers conferred upon it by the act. according to tanzania laws... | https://en.wikipedia.org/wiki/Engineering_education |
the path - integral formulation of the statistical mechanics of quantum many - body systems is described, with the purpose of introducing practicaltechniques for the simulation of solids. monte carlo and molecular dynamics methods for distinguishable quantum particles are presented, with particular attention to the iso... | arxiv:1403.2280 |
octans is one of the most distant ( $ d \ sim150 $ pc ) young stellar associations of the solar neighbourhood. its age is still poorly constrained in the literature and requires further investigation. we take advantage of the state - of - the - art astrometry delivered by the third data release of the gaia space missio... | arxiv:2406.12686 |
the plasma contributing to emission from the sun between the cool chromosphere ( $ \ le 10 ^ 4 $ k ) and hot corona ( $ \ ge 10 ^ 6 $ k ) has been subjected to many different interpretations. here we look at the magnetic structure of this transition region ( tr ) plasma, based upon the implications of clasp2 data of an... | arxiv:2104.07753 |
as an edge intelligence algorithm for multi - device collaborative training, federated learning ( fl ) can reduce the communication burden but increase the computing load of wireless devices. in contrast, split learning ( sl ) can reduce the computing load of devices by using model splitting and assignment, but increas... | arxiv:2209.02428 |
the prolongation g ^ { ( k ) } of a linear lie algebra g \ subset gl ( v ) plays an important role in the study of symmetries of g - structures. cartan and kobayashi - nagano have given a complete classification of irreducible linear lie algebras g \ subset gl ( v ) with non - zero prolongations. if g is the lie algebr... | arxiv:1011.4751 |
the self - assembly of functionalized ( patchy ) particles with directional interactions into target structures is still a challenge, despite the significant experimental advances on their synthesis. the self - assembly pathways are typically characterized by high energy barriers that hinder the access to stable ( equi... | arxiv:1710.02373 |
recently, j. d. lawson encouraged the domain theory community to consider the scientific program of developing domain theory in the wider context of $ t _ 0 $ spaces instead of restricting to posets. in this paper, we respond to this calling with an attempt to formulate a topological version of the scott convergence th... | arxiv:1710.03115 |
friction is central to the motion of active ( self - propelled ) objects such as bacteria, animals, and robots. while in a viscous fluid friction is described by stokes ' s law, objects in contact with other solid bodies are often governed by more complex empirical friction laws. here, we study active particles subject... | arxiv:2404.06615 |
having ruled out the possibility that stellar objects are the main contributor of the dark matter embedding galaxies, microlensing experiments cannot exclude the hypothesis that a significant fraction of the milky way dark halo might be made of machos with masses in the range $ 0. 5 - 0. 8 \ msun $. ancient white dwarf... | arxiv:astro-ph/0403543 |
the $ c \! p $ asymmetry and branching fraction of the ckm - suppressed decay $ b ^ + \! \ to j \ mskip - 3mu / \ mskip - 2mu \ psi \, \ pi ^ + $ are precisely measured relative to the favoured decay $ b ^ + \! \ to j \ mskip - 3mu / \ mskip - 2mu \ psi \, k ^ + $, using a sample of proton - proton collision data corre... | arxiv:2411.12178 |
in this article, we introduce a universal simulator covering all regimes of matter wave light - pulse elastic scattering. applied to atom interferometry as a study case, this simulator solves the atom - light diffraction problem in the elastic case i. e. when the internal state of the atoms remains unchanged. taking th... | arxiv:2002.05148 |
near - future data from esa ' s gaia mission will provide precise, full phase - space information for hundreds of millions of stars out to heliocentric distances of ~ 10 kpc. this " horizon " for full phase - space measurements is imposed by the gaia parallax errors degrading to worse than 10 %, and could be significan... | arxiv:1308.2670 |
antimatter nuclei in cosmic rays ( cr ) represent a promising discovery channel for the indirect search of dark matter. we present astrophysical background calculations of cr antideuteron ( $ \ overline { d } $ ) and antihelium ( $ \ overline { he } $ ). these particles are produced by high - energy collisions of cr pr... | arxiv:1712.03177 |
in a multilingual country like india where 12 different official scripts are in use, automatic identification of handwritten script facilitates many important applications such as automatic transcription of multilingual documents, searching for documents on the web / digital archives containing a particular script and ... | arxiv:2009.07433 |
this paper investigates the synthesis of quantum networks built to realize ternary switching circuits in the absence of ancilla bits. the results we established are twofold. the first shows that ternary swap, ternary not and ternary toffoli gates are universal for the realization of arbitrary $ n \ times n $ ternary qu... | arxiv:quant-ph/0509192 |
the design for an inductive superconducting quantum interference proximity transistor with enhanced performance, the l - squipt, is presented and analyzed. the interferometer is based on a double - loop structure, where each ring comprises a superconductor - normal metal - superconductor mesoscopic josephson weak - lin... | arxiv:2203.03948 |
this volume contains a selection of the papers presented at termgraph 2018, the tenth edition of the international workshop on computing with terms and graphs. graphs, and graph transformation systems, are used in many areas within computer science : to represent data structures and algorithms, to define computation mo... | arxiv:1902.01510 |
the fixed - template constraint satisfaction problem ( csp ) can be seen as the problem of deciding whether a given primitive positive first - order sentence is true in a fixed structure ( also called model ). we study a class of problems that generalizes the csp simultaneously in two directions : we fix a set $ \ math... | arxiv:2205.04787 |
##taka ) and divination ( samhita ). this tripartite division is seen in varahamihira ' s 6th century compilation — pancasiddhantika ( literally panca, " five, " siddhanta, " conclusion of deliberation ", dated 575 ce ) — of five earlier works, surya siddhanta, romaka siddhanta, paulisa siddhanta, vasishtha siddhanta a... | https://en.wikipedia.org/wiki/Indian_mathematics |
is there a constant $ r _ 0 $ such that, in any invariant tree network linking rate - $ 1 $ poisson points in the plane, the mean within - network distance between points at euclidean distance $ r $ is infinite for $ r > r _ 0 $? we prove a slightly weaker result. this is a continuum analog of a result of benjamini et ... | arxiv:2103.00669 |
we present a theory which describes a recently introduced model of an evolving, adaptive system in which agents compete to be in the minority. the agents themselves are able to evolve their strategies over time in an attempt to improve their performance. the present theory explicitly demonstrates the self - interaction... | arxiv:cond-mat/0003379 |
we introduce a proximal version of dual coordinate ascent method. we demonstrate how the derived algorithmic framework can be used for numerous regularized loss minimization problems, including $ \ ell _ 1 $ regularization and structured output svm. the convergence rates we obtain match, and sometimes improve, state - ... | arxiv:1211.2717 |
in the article correct method for the kinetic boltzmann equation asymptotic solution is formulated, the hilbert ' s and enskog ' s methods are discussed. the equations system of multicomponent non - equilibrium gas dynamics is derived, that corresponds to the first order in the approximate ( asymptotic ) method for sol... | arxiv:1303.6275 |
many quantum mechanical experiments can be viewed as multi - round interactive protocols between known quantum circuits and an unknown quantum process. fully quantum " coherent " access to the unknown process is known to provide an advantage in many discrimination tasks compared to when only incoherent access is permit... | arxiv:2105.08707 |
there appears to be a longtime, very slowly evolving state in dense simple fluids which, for high enough density, approaches a glassy nonergodic state. the nature of the nonergodic state can be characterized by the associated static equilibrium state. in particular, systems driven by smoluchowski or newtonian dynamics ... | arxiv:1304.6631 |
we present an application of the faraday effect to produce a narrow band atomic filter in an alkali metal vapor. in our experiment two raman beams separated in frequency by the ground state hyperfine splitting in 87rb are produced using an eom and then filtered using the faraday effect in an isotopically pure 85rb ther... | arxiv:0904.4142 |
the affine weyl group acts on the cohomology ( with compact support ) of affine springer fibers ( local springer theory ) and of parabolic hitchin fibers ( global springer theory ). in this paper, we show that in both situations, the action of the center of the group algebra of the affine weyl group ( the spherical par... | arxiv:1106.2259 |
the discovery of deep spectral features in the x - ray spectrum of 1e1207. 4 - 5209 has pushed this isolated neutron star ( ins ) out of the chorus line, since no other ins has shown significant features in its x - ray continuum. on august 2002, xmm - newton devoted a two - orbit too observation to this target with the... | arxiv:astro-ph/0310177 |
we consider the operator $ - \ delta + b \ cdot \ nabla $ with $ b : \ mathbb r ^ d \ rightarrow \ mathbb r ^ d $ ( $ d \ geq 3 $ ) in the class of form - bounded vector fields ( containing vector fields having critical - order singularities ), and characterize quantitative dependence of the $ \ mathcal w ^ { 1 + \ fra... | arxiv:1807.07597 |
the middle binomial coefficients can be interpreted as numbers of motzkin paths which have no horizontal steps at positive heights. assigning suitable weights gives some nice polynomial extensions. we determine the hankel determinants and their generating functions for the middle binomial coefficients and derive many c... | arxiv:2111.14492 |
the study of spherical - deformed ground - - state phase transitions in finite nuclei as a function of n and z is hindered by the discrete values of the nucleon number. a resolution of the integer nucleon number problem, and evidence relating to phase transitions in finite nuclei, are discussed from the experimental po... | arxiv:nucl-ex/9905002 |
recent work suggests that representations learned by adversarially robust networks are more human perceptually - aligned than non - robust networks via image manipulations. despite appearing closer to human visual perception, it is unclear if the constraints in robust dnn representations match biological constraints fo... | arxiv:2202.00838 |
the study of spectral properties of natural geometric elliptic partial differential operators acting on smooth sections of vector bundles over riemannian manifolds is a central theme in global analysis, differential geometry and mathematical physics. instead of studying the spectrum of a differential operator $ l $ dir... | arxiv:2301.08728 |
it has been established on many occasions that the set of quotients of prime numbers is dense in the set of positive real numbers. more recently, it has been proved that the set of quotients of primes in the gaussian integers is dense in the complex plane. in this article, we not only extend this result to any imaginar... | arxiv:1607.08319 |
current transfer learning methods are mainly based on finetuning a pretrained model with target - domain data. motivated by the techniques from adversarial machine learning ( ml ) that are capable of manipulating the model prediction via data perturbations, in this paper we propose a novel approach, black - box adversa... | arxiv:2007.08714 |
the control of the soviet armed forces and of the soviet economy on the basis of a network of computing centers. kitov ' s proposal was rejected, as later was the 1962 ogas economy management network project. in 1960, the commercial airline reservation system semi - automatic business research environment ( sabre ) wen... | https://en.wikipedia.org/wiki/Computer_network |
a general approach for bayesian filtering of multi - object systems is studied, with particular emphasis on the model where each object generates observations independently of other objects. the approach is based on variational calculus applied to generating functionals, using the general version of faa di bruno ' s fo... | arxiv:1202.0949 |
in this paper we investigate the connections between ramsey properties of fraisse classes k and the universal minimal flow m ( g _ k ) of the automorphism group g _ k of their fraisse limits. as an extension of a result of kechris, pestov and todorcevic we show that if the class k has finite ramsey degree for embedding... | arxiv:1401.7766 |
the mechanism to produce the numerous galactic - centre filaments ( gcf ) that vertically penetrate the galactic plane without clear evidence of connection to the disc remains a mystery. here we show that the gcfs are explained by relics of supernova remnants ( rsnr ) driven by hundreds of supernovae ( sne ) exploded i... | arxiv:2210.17219 |
metasurfaces have been extensively engineered to produce a wide range of optical phenomena, allowing unprecedented control over the propagation of light. however, they are generally designed as single - purpose devices without a modifiable post - fabrication optical response, which can be a limitation to real - world a... | arxiv:2206.02235 |
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