text stringlengths 1 3.65k | source stringlengths 15 79 |
|---|---|
we develop a methodology to identify finite - time lagrangian structures from data and models using an extension of the koopman operator - theoretic methods developed for velocity fields with simple ( periodic, quasi - periodic ) time - dependence. to achieve this, the notion of the finite time ergodic ( fiter ) partit... | arxiv:1606.07382 |
we propose a scheme for generation of arbitrary coherent superposition of vortex states in bose - einstein condensates ( bec ) using the orbital angular momentum ( oam ) states of light. we devise a scheme to generate coherent superpositions of two counter - rotating oam states of light using known experimental techniq... | arxiv:quant-ph/0504130 |
in this paper, we compare two variances of maxima of $ n $ standard gaussian random variables. one is a sequence of $ n $ i. i. d. standard gaussians, and the other one is $ n $ standard gaussians with covariances $ \ sigma _ { 1, 2 } = \ rho \ in ( 0, 1 ) $ and $ \ sigma _ { i, j } = 0 $, for other $ i \ neq j $. it t... | arxiv:2110.11641 |
a recent calculation of the multi - higgs boson production in scalar theories with spontaneous symmetry breaking has demonstrated the fast growth of the cross section with the higgs multiplicity at sufficiently large energies, called " higgsplosion ". it was argued that " higgsplosion " solves the higgs hierarchy and f... | arxiv:1808.05641 |
the spectrum of the output pulses from the figure - 9 laser typically exhibits more distortion than the spectra from mode - locked lasers based on other saturable absorbers and the spectrum of its intracavity pulses. here, we demonstrate two figure - 9 lasers with repetition rates of 190. 6 mhz and 92. 4 mhz and introd... | arxiv:2410.20656 |
evaluating the importance of a network node is a crucial task in network science and graph data mining. h - index is a popular centrality measure for this task, however, there is still a lack of its interpretation from a rigorous statistical aspect. here we show the statistical nature of h - index from the perspective ... | arxiv:2206.00381 |
we address the persistent monitoring problem in two - dimensional mission spaces where the objective is to control the trajectories of multiple cooperating agents to minimize an uncertainty metric. in a one - dimensional mission space, we have shown that the optimal solution is for each agent to move at maximal speed a... | arxiv:1308.0345 |
we analyze the replica - symmetry - breaking construction in the sherrington - kirkpatrick model of a spin glass. we present a general scheme for deriving an exact asymptotic behavior near the critical temperature of the solution with an arbitrary number of discrete hierarchies of the broken replica symmetry. we show t... | arxiv:cond-mat/0512450 |
antibodies have become an important class of therapeutic agents to treat human diseases. to accelerate therapeutic antibody discovery, computational methods, especially machine learning, have attracted considerable interest for predicting specific interactions between antibody candidates and target antigens such as vir... | arxiv:2306.03329 |
there are many studies about twisted alexander invariants for knots and links, but calculations of twisted alexander invariants for spatial graphs, handlebody - knots, and surface - links have not been demonstrated well. in this paper, we give some remarks to calculate the twisted alexander ideals for spatial graphs, h... | arxiv:1503.07969 |
we report on numerical studies of rg decimations in su ( 2 ) gauge theory. we study in particular a class of plaquette actions involving sums of group representations. we measure a number of observables representative of different length scales in order to investigate the transformation of the system under different ch... | arxiv:hep-lat/0609047 |
a lorentz non - invariant higher derivative effective action in flat spacetime, characterised by a constant vector, can be made invariant under infinitesimal lorentz transformations by restricting the allowed field configurations. these restricted fields are defined as functions of the background vector in such a way t... | arxiv:1206.1695 |
a rigorous formulation of the dynamics of a signal processing scheme aimed at dense signal scanning without any loss in accuracy is introduced and analyzed. related methods proposed in the recent past lack a satisfactory analysis of whether they actually fulfill any exactness constraints. this is improved through an ex... | arxiv:1508.06904 |
random perturbations applied in tandem to an ensemble of oscillating objects can synchronize their motion. we study multiple copies of an arbitrary dynamical system in a stable limit cycle, described via a standard phase reduction picture. the copies differ only in their arbitrary phases $ \ phi $. weak, randomly - tim... | arxiv:2108.13172 |
a discriminative deep forest ( disdf ) as a metric learning algorithm is proposed in the paper. it is based on the deep forest or gcforest proposed by zhou and feng and can be viewed as a gcforest modification. the case of the fully supervised learning is studied when the class labels of individual training examples ar... | arxiv:1705.09620 |
homicide mortality is a worldwide concern and has occupied the agenda of researchers and public managers. in brazil, homicide is the third leading cause of death in the general population and the first in the 15 - 39 age group. in south america, brazil has the third highest homicide mortality, behind venezuela and colo... | arxiv:1811.06366 |
trefftz methods are finite element - type schemes whose test and trial functions are ( locally ) solutions of the targeted differential equation. they are particularly popular for time - harmonic wave problems, as their trial spaces contain oscillating basis functions and may achieve better approximation properties tha... | arxiv:1506.04521 |
machine learning ( ml ) has found widespread application over a broad range of important tasks. to enhance ml performance, researchers have investigated computational architectures whose physical implementations promise compactness, high - speed execution, physical robustness, and low energy cost. here, we experimental... | arxiv:2204.07036 |
the sturm - - liouville problem $ - y ' ' - \ lambda \ rho y = 0 $, $ y ( 0 ) = y ( 1 ) = 0 $, where $ \ rho $ is a generalized derivative of self - similar function $ p \ in l _ 2 [ 0, 1 ] $ with spectral degree d = 0, is studied. asymptotic formulas for eigenvalues are obtained. | arxiv:0709.0424 |
single - photon detectors, like avalanche photo diodes ( apds ), have a great importance in many fields like quantum key distribution, laser ranging, florescence microscopy, etc. afterpulsing is a typical non ideal behavior of apds, operated in geiger mode, which adversely affects any application which measures the num... | arxiv:1701.03783 |
outermost occupied electron shells of chemical elements can have symmetries resembling that of monopoles, dipoles, quadrupoles and octupoles corresponding to filled s -, p -, d - and forbitals. theoretically, elements with hexadecapolar outer shells could also exist, but none of the known elements have filled g - orbit... | arxiv:1612.06502 |
we non - perturbatively determine the renormalization constant and the improvement coefficients relating the renormalized current and subtracted quark mass in o ( a ) improved two - flavour lattice qcd. we employ the schr \ " odinger functional scheme and fix the physical extent of the box by working at a constant valu... | arxiv:1004.3978 |
language support for differentially - private programming is both crucial and delicate. while elaborate program logics can be very expressive, type - system based approaches using linear types tend to be more lightweight and amenable to automatic checking and inference, and in particular in the presence of higher - ord... | arxiv:2010.11342 |
floquet dynamical quantum phase transitions ( fdqpts ) are signified by recurrent nonanalytic behaviors of observables in time. in this work, we introduce a quench - free and generic approach to engineer and control fdqpts for both pure and mixed floquet states. by applying time - periodic modulations with two commensu... | arxiv:2206.03147 |
we present a class of positive discrete random variables extending the conway - - maxwell - poisson distribution. this class emerges in a natural way from an application in queueing theory and contains distributions exhibiting quite different features. some of these distributions are characterized by the presence of be... | arxiv:2404.04180 |
typical convolutional neural networks ( convnets ) depend heavily on large amounts of image data and resort to an iterative optimization algorithm ( e. g., sgd or adam ) to learn network parameters, which makes training very time - and resource - intensive. in this paper, we propose a new training paradigm and formulat... | arxiv:2310.11862 |
' if i cannot build it, i do not understand it. ' so said nobel laureate richard feynman, and by his metric, we understand a bit about physics, less about chemistry, and almost nothing about biology. when we fully understand a phenomenon, we can specify its entire sequence of events, causes, and effects so completely t... | arxiv:1704.03855 |
big data technology is described. big data is a popular term used to describe the exponential growth and availability of data, both structured and unstructured. there is constructed dataspace architecture. dataspace has focused solely - and passionately - on providing unparalleled expertise in business intelligence and... | arxiv:1905.01307 |
data show that \ tau _ { b ^ { \ pm } } \ sim \ tau _ { b ^ 0 }, but \ tau _ { d ^ { \ pm } } \ sim 2 \ tau _ { d ^ 0 }. the naive interpretation which attributes \ tau _ { d ^ { \ pm } } \ sim 2 \ tau _ { d ^ 0 } to a destructive interference between two quark diagrams for d ^ { \ pm } decays, definitely fails in the ... | arxiv:hep-ph/9805277 |
an algebraic structure for one - dimensional quantum walks is introduced. this structure characterizes, in some sense, one - dimensional quantum walks. a natural computation using this algebraic structure leads us to obtain an effective formula for the characteristic function of the transition probability. then, the we... | arxiv:1210.0631 |
we aim to give a pedagogic and essentially self - contained presentation of the construction of various stochastic objects appearing in the dynamical $ \ phi ^ 4 _ 3 $ model. the construction presented here is based on the use of paraproducts. the emphasis is on describing the stochastic objects themselves rather than ... | arxiv:1610.08897 |
emoji are a contemporary and extremely popular way to enhance electronic communication. without rigid semantics attached to them, emoji symbols take on different meanings based on the context of a message. thus, like the word sense disambiguation task in natural language processing, machines also need to disambiguate t... | arxiv:1610.07710 |
the equations of motion of four - dimensional conformal gravity, whose lagrangian is the square of the weyl tensor, require that the bach tensor $ e _ { \ mu \ nu } = ( \ nabla ^ \ rho \ nabla ^ \ sigma + \ ft12 r ^ { \ rho \ sigma } ) c _ { \ mu \ rho \ nu \ sigma } $ vanishes. since $ e _ { \ mu \ nu } $ is zero for ... | arxiv:1303.5781 |
it is usually asserted that physical hamiltonians for fermions must contain an even number of fermion operators. this is indeed true in electronic structure theory. however, when the jordan - wigner transformation is used to map physical spin hamiltonians to hamiltonians of spinless fermions, terms which contain an odd... | arxiv:2311.11553 |
formation and disruption of dark - matter cusps are reviewed. accumulation of baryons at the center of a halo can displace the dark matter, converting singular density cusps into low - density cores. the displaced mass can be of order 10 m _ b with m _ b the mass of the infalling population. if m _ b is identified with... | arxiv:astro-ph/0205140 |
in superconductors, the search for special vortex states such as giant vortices focuses on laterally confined or nanopatterned thin superconducting films, disks, rings, or polygons. we examine the possibility to realize giant vortex states and states with non - uniform vorticity on a superconducting spherical nanoshell... | arxiv:0709.0463 |
accurately estimating scene lighting is critical for applications such as mixed reality. existing works estimate illumination by generating illumination maps or regressing illumination parameters. however, the method of generating illumination maps has poor generalization performance and parametric models such as spher... | arxiv:2404.12768 |
in this era, significant transformations in industries and tool utilization are driven by ai / large language models ( llms ) and advancements in machine learning. there ' s a growing emphasis on machine learning operations ( mlops ) for managing and deploying these ai models. concurrently, the imperative for richer sm... | arxiv:2502.17604 |
in the financial sector, a reliable forecast the future financial performance of a company is of great importance for investors ' investment decisions. in this paper we compare long - term short - term memory ( lstm ) networks to temporal convolution network ( tcns ) in the prediction of future earnings per share ( eps... | arxiv:2006.03132 |
in order to control computational complexity, neural machine translation ( nmt ) systems convert all rare words outside the vocabulary into a single unk symbol. previous solution ( luong et al., 2015 ) resorts to use multiple numbered unks to learn the correspondence between source and target rare words. however, testi... | arxiv:1607.01856 |
nonholonomic mechanical systems encompass a large class of practically interesting robotic structures, such as wheeled mobile robots, space manipulators, and multi - fingered robot hands. however, few results exist on the cooperative control of such systems in a generic, distributed approach. in this work we extend a r... | arxiv:2106.13338 |
this review highlights current ( and future ) hot topics in astrophysics where atomic or molecular input data are ( or will be ) essential, with special emphasis on topics relating to nucleosynthesis and cosmochemistry. we first discuss issues ( like the abundances of oxygen and iron in the sun, and that of lithium in ... | arxiv:astro-ph/0312486 |
context. the stardust flyby mission to jupiter - family comet ( jfc ) 81p / wild 2 ( hereafter, 81p ) captured its dense quasicircular depressions. nevertheless, the formation mechanism remains a subject of ongoing debate. aims. we aimed to study how cometary activity contributed to the formation and enlargement of the... | arxiv:2412.11548 |
the universality class of the avalanche behavior in plastically deforming crystalline and amorphous systems has been commonly discussed, despite the fact that the microscopic defect character in each of these systems is different. in contrast to amorphous systems, crystalline flow stress increases dramatically at high ... | arxiv:1810.11964 |
human lives are increasingly influenced by algorithms, which therefore need to meet higher standards not only in accuracy but also with respect to explainability. this is especially true for high - stakes areas such as real estate valuation. unfortunately, the methods applied there often exhibit a trade - off between a... | arxiv:2110.05116 |
we show that in euclidean 3 - space any closed curve $ \ gamma $ which contains the unit sphere within its convex hull has length $ l \ geq4 \ pi $, and characterize the case of equality. this result generalizes the authors ' recent solution to a conjecture of zalgaller. furthermore, for the analogous problem in $ n $ ... | arxiv:2209.05988 |
measurements of explosive nucleosynthesis yields in core - collapse supernovae provide tests for explosion models. we investigate constraints on explosive conditions derivable from measured amounts of nickel and iron after radioactive decays using nucleosynthesis networks with parameterized thermodynamic trajectories. ... | arxiv:1505.05323 |
present status of the neutrino magnetic moment solutions of the solar neutrino problem is reviewed. in particular, we discuss a possibility of reconciling different degrees of suppression and time variation of the signal ( or lack of such a variation ) observed in different solar neutrino experiments. it is shown that ... | arxiv:hep-ph/9405293 |
we present some generalizations of the well - known correspondence, found by r. exel, between partial actions of a group $ g $ on a set $ x $ and semigroup homomorphism of $ s ( g ) $ on the semigroup $ i ( x ) $ of partial bijections of $ x, $ being $ s ( g ) $ an inverse monoid introduced by exel. we show that any un... | arxiv:2112.01289 |
discriminative translation models utilizing source context have been shown to help statistical machine translation performance. we propose a novel extension of this work using target context information. surprisingly, we show that this model can be efficiently integrated directly in the decoding process. our approach s... | arxiv:1607.01149 |
the article studies topological games that arise in the study of the continuity of operations in groups with topology, such as paratopological and semitopological groups. these games are modifications of the banach - - mazur game. given a two - player game $ g ( x ) $ of the banach - - mazur type, we define $ \ gamma ^... | arxiv:2203.02937 |
extended plus ( epf ) closure and rank 1 ( r1f ) closure are two closure operations introduced by raymond c. heitmann for rings of mixed characteristic. recently, he and linquan ma proved that epf closure satisfies the usual colon - capturing property under mild conditions. in this paper, we extend their result and pro... | arxiv:2010.12564 |
solar energetic particles ( seps ) are an essential source of space radiation, which are hazards for humans in space, spacecraft, and technology in general. in this paper we propose a deep learning method, specifically a bidirectional long short - term memory ( bilstm ) network, to predict if an active region ( ar ) wo... | arxiv:2203.14393 |
toeplitz matrices have entries that are constant along diagonals. they model directed transport, are at the heart of correlation function calculations of the two - dimensional ising model, and have applications in quantum information science. we derive their eigenvalues and eigenvectors when the symbol is singular fish... | arxiv:1604.08295 |
the observation of the nature and world represents the main source of human knowledge on the basis of our reason. at the present it is also the use of precise measurement approaches, which may contribute significantly to the knowledge of the world but cannot substitute fully the knowledge of the whole reality obtained ... | arxiv:0710.3225 |
the quantum heat engines have drawn much attention due to miniaturization of devices recently. we study the dynamics of the quantum otto heat engine using the driven - dissipative schr \ " { o } dinger equation. starting from different initial states, we simulate the time evolutions of the internal energy, power and he... | arxiv:2010.04856 |
we study the ground state and low - lying excitations of the s = 1 / 2 xxz antiferromagnet on the kagome lattice at magnetization one third of the saturation. an exponential number of non - magnetic states is found below a magnetic gap. the non - magnetic excitations also have a gap above the ground state, but it is mu... | arxiv:cond-mat/0412608 |
this paper presents a vowel - based dialect identification system for meeteilon. for this work, a vowel dataset is created by using meeteilon speech corpora available at linguistic data consortium for indian languages ( ldc - il ). spectral features such as formant frequencies ( f1, f1 and f3 ) and prosodic features su... | arxiv:2107.13419 |
the minos experiment is a long - baseline neutrino experiment designed to study neutrino behaviour, in particular the phenomenon of neutrino oscillations. minos sends the numi neutrino beam through two detectors, a near detector 1 km downstream from the beam source at fermilab, and a far detector 735 km away in the sou... | arxiv:1201.3645 |
recent advances in experimental techniques allow one to create a quantum point contact between two fermi superfluids in cold atomic gases with a tunable transmission coefficient. in this letter we propose that three distinct behaviors of charge transports between two fermi superfluids can be realized in this single set... | arxiv:1712.07125 |
in computer science, information science and systems engineering, ontology engineering is a field which studies the methods and methodologies for building ontologies, which encompasses a representation, formal naming and definition of the categories, properties and relations between the concepts, data and entities of a... | https://en.wikipedia.org/wiki/Ontology_engineering |
collective insights from a group of experts have always proven to outperform an individual ' s best diagnostic for clinical tasks. for the task of medical image segmentation, existing research on ai - based alternatives focuses more on developing models that can imitate the best individual rather than harnessing the po... | arxiv:2304.04745 |
for better or for worse, rankings of institutions, such as universities, schools and hospitals, play an important role today in conveying information about relative performance. they inform policy decisions and budgets, and are often reported in the media. while overall rankings can vary markedly over relatively short ... | arxiv:1011.2354 |
background / introduction : integrating cognitive radio ( cr ) with traditional wireless networks is helping solve the problem of spectrum scarcity in an efficient manner. the opportunistic and dynamic spectrum access features of cr provide the functionality to its unlicensed users to utilize the underutilized spectrum... | arxiv:2111.02011 |
regularizing the input gradient has shown to be effective in promoting the robustness of neural networks. the regularization of the input ' s hessian is therefore a natural next step. a key challenge here is the computational complexity. computing the hessian of inputs is computationally infeasible. in this paper we pr... | arxiv:2009.06571 |
a set $ d \ subseteq v $ of a graph $ g = ( v, e ) $ is called a neighborhood total dominating set of $ g $ if $ d $ is a dominating set and the subgraph of $ g $ induced by the open neighborhood of $ d $ has no isolated vertex. given a graph $ g $, \ textsc { min - ntds } is the problem of finding a neighborhood total... | arxiv:1910.06423 |
the promising field of organic electronics has ushered in a new era of biosensing technology, offering a promising frontier for applications in both medical diagnostics and environmental monitoring. this review paper provides a comprehensive overview of the remarkable progress and potential of organic electronics in bi... | arxiv:2309.15999 |
a polynomial deformation of the kowalewski top is considered. this deformation includes as a degeneration a new integrable case for the kirchhoff equations found recently by one of the authors. a $ 5 \ times 5 $ matrix lax pair for the deformed kowalewski top is proposed. also deformations of the two - field kowalewski... | arxiv:nlin/0111035 |
basic atmospheric properties such as albedo and heat redistribution between day and nightside have been inferred for a number of planets using observations of secondary eclipses and thermal phase curves. optical phase curves have not yet been used to constrain these atmospheric properties consistently. we re - model pr... | arxiv:1512.04908 |
verification of concurrent systems with thousands of multiple threads and transactions is a challenging problem not just for simulation or emulation but also for formal. to get designs to work correctly and provide optimal ppa the designers often use complex optimizations requiring sharing of multiple resources amongst... | arxiv:1606.02347 |
we present a review of the state - of - the - art of our understanding of the intrinsic charm and bottom content of the nucleon. we discuss theoretical calculations, constraints from global analyses, and collider observables sensitive to the intrinsic heavy quark distributions. a particular emphasis is put on the poten... | arxiv:1504.06287 |
recent advancements in generative adversarial networks ( gans ) have enabled photorealistic image generation with high quality. however, the malicious use of such generated media has raised concerns regarding visual misinformation. although deepfake detection research has demonstrated high accuracy, it is vulnerable to... | arxiv:2404.00114 |
we consider a system of three helium - 4 atoms, which is so far the simplest realistic three - body system exhibiting the efimov effect, in order to analyse deviations from the universal efimov three - body spectrum. we first calculate the bound states using a realistic two - body potential, and then analyse how they c... | arxiv:1109.5807 |
benefiting from expanding cloud infrastructure, deep neural networks ( dnns ) today have increasingly high performance when trained in the cloud. researchers spend months of effort competing for an extra few percentage points of model accuracy. however, when these models are actually deployed on edge devices in practic... | arxiv:2111.04779 |
thermodynamic uncertainty relations reveal a fundamental trade - off between the precision of a trajectory observable and entropy production, where the uncertainty in the observable is quantified by its variance. in the context of information theory, uncertainty is often evaluated in terms of shannon entropy, but it re... | arxiv:2502.06174 |
this contribution investigates the properties of a category of orbits around enceladus. in a previous investigation, a set of heteroclinic connections were designed between halo orbits around the equilibrium points l1 and l2 of the circular restricted three - body problem with saturn and enceladus as primaries. the geo... | arxiv:2004.04708 |
deep metric learning ( dml ) is a prominent field in machine learning with extensive practical applications that concentrate on learning visual similarities. it is known that inputs such as adversarial examples ( axs ), which follow a distribution different from that of clean data, result in false predictions from dml ... | arxiv:2211.16253 |
this paper elucidates the connection between stationary symmetric alpha - stable processes with 0 < alpha < 2 and nonsingular flows on measure spaces by describing a new and unique decomposition of stationary stable processes into those corresponding to positive flows and those corresponding to null flows. we show that... | arxiv:math/0412419 |
we prove the existence of nowhere continuous bijections that satisfy the costas property, as well as ( countably and uncountably ) infinite golomb rulers. we define and prove the existence of real and rational costas clouds, namely nowhere continuous costas injections whose graphs are everywhere dense in a region of th... | arxiv:0810.0933 |
on geometrically finite negatively curved surfaces, we give necessary and sufficient conditions for a one - sided horocycle $ ( h ^ s u ) _ { s \ ge 0 } $ to be dense in the nonwandering set of the geodesic flow. we prove that all dense one - sided orbits $ ( h ^ su ) _ { s \ ge 0 } $ are equidistributed, extending res... | arxiv:0909.3929 |
we calculate masses of the technipions in the walking technicolor model with the anomalous dimension gamma _ m = 1, based on a holographic model which has a naturally light technidilaton phi as a composite higgs with mass m _ phi simeq 125 gev. the one - family model ( with 4 weak - doublets ) is taken as a concrete ex... | arxiv:1403.0467 |
in this work, we systematically study the mass spectra and strong decays of $ 1p $ and $ 2s $ charmed and charmed - strange baryons in the framework of nonrelativistic constituent quark models. with the light quark cluster - heavy quark picture, the masses are simply calculated by a potential model. the strong decays a... | arxiv:1609.07967 |
under the environment of big data streams, it is a common situation where the variable set of a model may change according to the condition of data streams. in this paper, we propose a homogenization strategy to represent the heterogenous models that are gradually updated in the process of data streams. with the homoge... | arxiv:2106.12370 |
the wear volume is known to keep increasing during frictional processes, and archard notably proposed a model to describe the probability of wear particle formation upon asperity collision in a two - body contact configuration. while this model is largely adopted in the investigations of wear, the presence of wear debr... | arxiv:2003.05812 |
with the development of big corpora of various periods, it becomes crucial to standardise linguistic annotation ( e. g. lemmas, pos tags, morphological annotation ) to increase the interoperability of the data produced, despite diachronic variations. in the present paper, we describe both methodologically ( by proposin... | arxiv:2011.11074 |
conversational and task - oriented dialogue systems aim to interact with the user using natural responses through multi - modal interfaces, such as text or speech. these desired responses are in the form of full - length natural answers generated over facts retrieved from a knowledge source. while the task of generatin... | arxiv:2006.05163 |
we investigate the potential reach of a search for a long - lived / prompt dark vector boson $ z _ d $, also called dark $ z $, and a prompt dark higgs boson $ h _ d $ through exotic decays of the observed higgs boson $ h $ into either $ z _ dz _ d $, $ h _ dh _ d $, or $ zz _ d $ with $ z $ being the hypercharge gauge... | arxiv:2211.12573 |
complex dynamical systems driven by the unravelling of information can be modelled effectively by treating the underlying flow of information as the model input. complicated dynamical behaviour of the system is then derived as an output. such an information - based approach is in sharp contrast to the conventional math... | arxiv:1904.12614 |
we propose a time - independent method for finding a correlated ground state of an extended time - dependent hartree - fock theory, known as the time - dependent density - matrix theory ( tddm ). the correlated ground state is used to formulate the small amplitude limit of tddm ( stddm ) which is a version of extended ... | arxiv:nucl-th/0311016 |
in the group testing problem, the objective is to learn a subset k of some much larger domain n, using the shortest - possible sequence of queries q. a feedback to a query provides some information about the intersection between the query and subset k. several specific feedbacks have been studied in the literature, oft... | arxiv:2112.01340 |
the spectrum of $ \ bar q q $ mesons in a model where the only interaction is a linear coulomb - like instantaneous confining potential is studied. the single - quark green function as well as the dynamical chiral symmetry breaking are obtained from the schwinger - dyson ( gap ) equation. given the dressed quark propag... | arxiv:hep-ph/0701039 |
we derive expressions for the cross section of the multiparton interactions based on the analysis of the relevant feynman diagrams. we express the cross sections through the double ( triple,... ) generalized parton distributions ( gpds ). in the mean field approximation for the double gpds the answer is expressed throu... | arxiv:1709.00334 |
we address a particular set of extended su - schrieffer - heeger models with $ 2n $ sites in the unit cell [ ssh ( $ 2n $ ) ], that we designate by sine - cosine models [ sc $ ( n ) $ ], with hopping terms defined as a sequence of $ n $ sine - cosine pairs of the form $ \ { \ sin ( \ theta _ j ), \ cos ( \ theta _ j ) ... | arxiv:2102.00887 |
this paper analyzes the smart charging system for dealing with issues related to large parking garages, and analyzes the relevant technical standards of intelligent charging piles application and comprehensive transportation hubs. it mainly includes the number, area and charging method of the charging piles installed i... | arxiv:2012.00185 |
given the task of positioning a ball - like object to a goal region beyond direct reach, humans can often throw, slide, or rebound objects against the wall to attain the goal. however, enabling robots to reason similarly is non - trivial. existing methods for physical reasoning are data - hungry and struggle with compl... | arxiv:2406.00001 |
an array of quantum wires is a natural starting point in realizing two - dimensional topological phases. we study a system of weakly coupled quantum wires with rashba spin - orbit coupling, proximity coupled to a conventional s - wave superconductor. a variety of topological phases are found in this model. these phases... | arxiv:1401.2671 |
a foundational theory of compositional categorical rewriting theory is presented, based on a collection of fibration - like properties that collectively induce and intrinsically structure the large collection of lemmata used in the proofs of theorems such as concurrency and associativity. the resulting highly generic p... | arxiv:2204.07175 |
here, we describe a diversity - oriented synthetic strategy for microporous polymer membranes from which we identified those whose fves serve as solid solvation cages for lithium ions. lead candidate membranes featuring such ion solvation cages exhibited both higher ionic conductivity and higher cation transference num... | arxiv:1912.11920 |
hoping to stimulate new research in individual animal identification from images, we propose to formulate the problem as the human - machine continual curation of images and animal identities. this is an open world recognition problem, where most new animals enter the system after its algorithms are initially trained a... | arxiv:2106.10377 |
two - pole structures refer to the fact that two dynamically generated states are located close to each other between two coupled channels and have a mass difference smaller than the sum of their widths. thus, the two poles overlap in the invariant mass distribution of their decay products, creating the impression that... | arxiv:2312.17287 |
Subsets and Splits
No community queries yet
The top public SQL queries from the community will appear here once available.