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we construct $ ( 2, 3 ) $ - generators for the finite $ 8 $ - dimensional orthogonal groups, proving the following results : the groups $ \ omega _ 8 ^ + ( q ) $ and $ p \ omega _ 8 ^ + ( q ) $ are $ ( 2, 3 ) $ - generated if and only if $ q \ geq 4 $ ; the groups $ \ omega _ 8 ^ - ( q ) $ and $ p \ omega _ 8 ^ - ( q )... | arxiv:2201.00367 |
a new conceptual approach for examining the origin of cosmic rays is developed by considering the characteristics of particle trajectory distributions in four - dimensional euclidean space - time. transformation of an isotropic distribution into a velocity distribution in ordinary three - dimensional space results in a... | arxiv:physics/0108049 |
we show that the computational model based on local fermionic modes in place of qubits does not satisfy local tomography and monogamy of entanglement, and has mixed states with maximal entanglement of formation. these features directly follow from the parity conservation corresponding to the parity superselection rule.... | arxiv:1307.7902 |
we apply the statistical measure of complexity introduced by lopez - ruiz, mancini and calbet to neutron stars structure. neutron stars is a classical example where the gravitational field and quantum behavior are combined and produce a macroscopic dense object. actually, we continue the recent application of sanudo an... | arxiv:0905.4364 |
we examine the majorization properties of general thermal - like mixed states depending on a set of parameters. sufficient conditions which ensure the increase in mixedness, and hence of any associated entropic form, when these parameters are varied, are identified. we then discuss those exhibiting a power law distribu... | arxiv:0906.1216 |
cross - domain recommendation ( cdr ) extends conventional recommender systems by leveraging user - item interactions from dense domains to mitigate data sparsity and the cold start problem. while cdr offers substantial potential for enhancing recommendation performance, most existing cdr methods suffer from sensitivit... | arxiv:2407.12374 |
we describe a formalism, using groupoids, for the study of rewriting for presentations of inverse monoids, that is based on the squier complex construction for monoid presentations. we introduce the class of pseudoregular groupoids, an example of which now arises as the fundamental groupoid of our version of the squier... | arxiv:1904.13135 |
in conversational recommendation systems ( crs ), a user can provide feedback on recommended items at each interaction turn, leading the crs towards more desirable recommendations. currently, different types of crs offer various possibilities for feedback, i. e., natural language feedback, or answering clarifying quest... | arxiv:2401.05783 |
we present and analyze a joint source - channel coding strategy for the transmission of a gaussian source across a gaussian channel in n channel uses per source symbol. among all such strategies, our scheme has the following properties : i ) the resulting mean - squared error scales optimally with the signal - to - noi... | arxiv:0904.1281 |
photons, by nature, typically do not exhibit interactions with each other. creating photon - photon interactions holds immense importance in both fundamental physics and quantum technologies. currently, such interactions have only been achieved indirectly as mediated by atomic - like quantum emitters with resonant phot... | arxiv:2304.11676 |
the ability to generate particles from the quantum vacuum is one of the most profound consequences of heisenberg ' s uncertainty principle. although the significance of vacuum fluctuations can be seen throughout physics, the experimental realization of vacuum amplification effects has until now been limited to a few ca... | arxiv:1103.0835 |
the corona factorization property of a c * - algebra, originally defined to study extensions of c * - algebras, has turned out to say something important about intrinsic structural properties of the c * - algebra. we show in this paper that a \ sigma - unital c * - algebra a of real rank zero has the corona factorizati... | arxiv:0904.0541 |
the weak $ ( 1, 1 ) $ boundedness of the littlewood - - paley - - stein square function for the dunkl heat flow is proved via estimates on the dunkl heat kernel of integral type and the caldr \ ' { o } n - - zygmund decomposition, which is the continuity of the recently work [ arxiv : 2003. 11843 ] where the dimension ... | arxiv:2101.04056 |
in this paper, we generalize the residual entanglement to the case of multipartite states in arbitrary dimensions by making use of a new method. through the introduction of a special entanglement measure, the residual entanglement of mixed states takes on a form that is more elegant than that in ref. [ 7 ] ( phys. rev.... | arxiv:quant-ph/0501079 |
trade imbalances significantly alter the welfare implications of tariffs. using an illustrative model, we show that trade deficits enhance a country ' s ability to alter its terms of trade, and thereby benefit from tariffs. greater trade deficits imply higher optimal, or welfare maximizing, tariffs. we compute optimal ... | arxiv:2411.15092 |
we present the theory of a density matrix renormalization group ( dmrg ) algorithm which can solve for both the ground and excited states of non - hermitian transcorrelated hamiltonians, and show applications in \ emph { ab initio } molecular systems. transcorrelation ( tc ) accelerates the basis set convergence rate b... | arxiv:2211.00173 |
we show the skills of a data - driven low - dimensional linear model in predicting the spatio - temporal evolution of turbulent rayleigh - b \ ' enard convection. the model is based on dynamic mode decomposition with delay - embedding, which provides a data - driven finite - dimensional approximation to the system ' s ... | arxiv:1812.09438 |
we determine the conditions for maximally supersymmetric ads _ 5 vacua of five - dimensional gauged n = 2 supergravity coupled to vector -, tensor - and hypermultiplets charged under an arbitrary gauge group. in particular, we show that the unbroken gauge group of the ads _ 5 vacua has to contain an u ( 1 ) _ r - facto... | arxiv:1601.00482 |
we study the existence of geometrically controlled branched covering maps from $ \ mathbb r ^ 3 $ to open $ 3 $ - manifolds or to decomposition spaces $ \ mathbb s ^ 3 / g $, and from $ \ mathbb s ^ 3 / g $ to $ \ mathbb s ^ 3 $. | arxiv:1310.8595 |
we show that a positive proportion of all gaps between consecutive primes are small gaps. we provide several quantitative results, some unconditional and some conditional, in this flavour. | arxiv:1103.5886 |
as the world ' s largest radio telescope, the square kilometer array ( ska ) will provide radio interferometric data with unprecedented detail. image reconstruction algorithms for radio interferometry are challenged to scale well with terabyte image sizes never seen before. in this work, we investigate one such 3d imag... | arxiv:1703.03608 |
ieee 802. 15. 4 takes a center stage in iot as low - rate wireless personal area networks ( lr - wpans ). the standard specifies offset quadrature phase shift keying physical layer ( o - qpsk phy ) with half - sine pulse shaping which can be either analyzed under the class of m - ary psk signals ( qpsk signal with offs... | arxiv:1611.03482 |
collaborative filtering ( cf ) aims to build a model from users ' past behaviors and / or similar decisions made by other users, and use the model to recommend items for users. despite of the success of previous collaborative filtering approaches, they are all based on the assumption that there are sufficient rating sc... | arxiv:1703.04854 |
the 20th - century engineering feat that most improved the quality of human life, the electric power system, now faces discipline - spanning challenges that threaten that distinction. so multilayered and complex that they resemble ecosystems, power grids face risks from their interdependent cyber, physical, social and ... | arxiv:1307.7305 |
we present a theoretical and experimental analysis of the transverse monopole mode of a fast rotating bose - einstein condensate. the condensate ' s rotation frequency is similar to the trapping frequency and the effective confinement is only ensured by a weak quartic potential. we show that the non - harmonic characte... | arxiv:cond-mat/0311099 |
compressive sensing ( cs ) exploits the surprising fact that the information contained in a sparse signal can be preserved in a small number of compressive, often random linear measurements of that signal. strong theoretical guarantees have been established concerning the embedding of a sparse signal family under a ran... | arxiv:1306.4748 |
the superradiant phase transition ( spt ) has been widely studied in cavity quantum electrodynamics ( cqed ). however, this spt is still subject of ongoing debates due to the no - go theorem induced by the so - called $ { \ bf a } ^ 2 $ term ( at ). we propose a hybrid quantum system, consisting of a single - mode cavi... | arxiv:2302.07163 |
in this paper we apply computer - aided theorem discovery technique to discover theorems about strongly equivalent logic programs under the answer set semantics. our discovered theorems capture new classes of strongly equivalent logic programs that can lead to new program simplification rules that preserve strong equiv... | arxiv:1110.2738 |
we classify 1 - dimensional connected dually flat manifolds $ m $ that are toric in the sense of [ molitor, arxiv : 2109. 04839 ], and show that the corresponding torifications are complex space forms. special emphasis is put on the case where m is an exponential family defined over a finite set. | arxiv:2309.12123 |
ferromagnetic - ferroelectric nanocomposites are of interest for realizing strong strain mediated coupling between electric and magnetic subsystems due to high surface area - to - volume ratio. this report is on the synthesis of nickel ferrite ( nfo ) - barium titanate ( bto ) core - shell nano - fibers, magnetic field... | arxiv:1708.05231 |
this paper presents results from the sesar er3 domino project. three mechanisms are assessed at the ecac - wide level : 4d trajectory adjustments ( a combination of actively waiting for connecting passengers and dynamic cost indexing ), flight prioritisation ( enabling atfm slot swapping at arrival regulations ), and f... | arxiv:2209.09541 |
we propose a phenomenological qcd sum rule with an explicit diquark field to investigate the essential ingredients inside the hadrons. introducing the mass ( m _ \ phi ) and the condensate ( \ phi ^ 2 ) for the diquark field as parameters in the model, we find that the sum rule works well for lambda, lambda _ c and lam... | arxiv:1103.0826 |
we prove that the $ ( 2, 1 ) $ - cable of the figure - eight knot is not smoothly slice by showing that its branched double cover bounds no equivariant homology ball. | arxiv:2207.14187 |
strong reflection principles with the reflection cardinal $ \ leq \ aleph _ 1 $ or $ < 2 ^ { \ aleph _ 0 } $ imply that the size of the continuum is either $ \ aleph _ 1 $ or $ \ aleph _ 2 $ or very large. thus, the stipulation, that a strong reflection principle should hold, seems to support the trichotomy on the poss... | arxiv:2009.01609 |
in this paper, to remedy this deficiency, we propose a linear attention mechanism which is approximate to dot - product attention with much less memory and computational costs. the efficient design makes the incorporation between attention mechanisms and neural networks more flexible and versatile. experiments conducte... | arxiv:2007.14902 |
we present a new numerical algorithm for the solution of coupled collisional and collisionless systems, based on the block structured adaptive mesh and time refinement strategy ( amr ). we describe the issues associated with the discretization of the system equations and the synchronization of the numerical solution on... | arxiv:astro-ph/0608156 |
let $ g \ geq 3 $ be fixed and odd, and for large $ q $ let $ \ chi $ be a primitive dirichlet character modulo $ q $ of order $ g $. conditionally on grh we improve the existing upper bounds in the p \ ' { o } lya - vinogradov inequality for $ \ chi $, showing that $ $ m ( \ chi ) : = \ max _ { t \ geq 1 } \ left | \ ... | arxiv:2505.07651 |
multivariate spatio - temporal data arise more and more frequently in a wide range of applications ; however, there are relatively few general statistical methods that can readily use that incorporate spatial, temporal and variable dependencies simultaneously. in this paper, we propose a new approach to represent non -... | arxiv:1710.06351 |
although integrable spin chains only host ballistically propagating particles they can still feature diffusive spin transport. this diffusive spin transport originates from quasiparticle charge fluctuations inherited from the initial state ' s magnetization gaussian fluctuations. we show that ensembles of initial state... | arxiv:2306.04682 |
we present a review of the leading theoretical approaches in the field of cuprate high temperature superconductivity. we start out by defining the problem and ask the question : whether an overarching theory possible ( which is capable of explaining not only the mechanism of unconventional superconductivity but also a ... | arxiv:2006.06335 |
with 741 kg of teo2 crystals and an excellent energy resolution of 5 kev ( 0. 2 % ) at the region of interest, the cuore ( cryogenic underground observatory for rare events ) experiment aims at searching for neutrinoless double beta decay of 130te with unprecedented sensitivity. expected to start data taking in 2015, c... | arxiv:1502.02576 |
physics - informed neural networks ( pinns ) have gained significant attention for solving forward and inverse problems related to partial differential equations ( pdes ). while advancements in loss functions and network architectures have improved pinn accuracy, the impact of collocation point sampling on their perfor... | arxiv:2501.07700 |
this paper is devoted to the numerical analysis of the hermite spectral method proposed in [ 14 ], which provides, in the semi - classical limit, an asymptotic preserving approximation of the von neumann equation. more precisely, it relies on the use of so - called weyl ' s variables to effectively address the stiffnes... | arxiv:2504.18177 |
measure space, $ \ tau : x \ to x $ an invertible measure - preserving transformation, and suppose that $ f \ in l ^ 1 ( x ) $ such that for any sequence $ ( t _ n ) $ of integers there exists a constant $ c _ 1 > 0 $ such that $ $ \ mu \ left \ { x : \ sup _ { n \ geq 1 } \ left | \ sum _ { i \ in \ mathcal { b } _ n ... | arxiv:2009.05822 |
we prove that a prime knot k is not determined by its p - fold cyclic branched cover for at most two odd primes p. moreover, we show that for a given odd prime p, the p - fold cyclic branched cover of a prime knot k is the p - fold cyclic branched cover of at most one more knot k ' non equivalent to k. to prove the mai... | arxiv:math/0702783 |
abstract contextuality is a property of systems of random variables. the identity of a random variable in a system is determined by its joint distribution with all other random variables in the same context. when context changes, a variable measuring some property is instantly replaced by another random variable measur... | arxiv:2104.12495 |
the kepler mission revealed a plethora of stellar variability in the light curves of many stars, some associated with magnetic activity or stellar oscillations. in this work, we analyse the periodic signal in 162 intermediate - mass stars, interpreted as rossby modes and rotational modulation - the so - called \ textit... | arxiv:2301.04974 |
one of the most intriguing open questions of today ' s astrophysics is the one concerning the location and the mechanisms for the production of mev, gev, and tev gamma - rays in agn jets. m87 is a privileged laboratory for a detailed study of the properties of jets, owing to its proximity, its massive black hole, and i... | arxiv:1006.3243 |
the persistent current in three - dimensional mesoscopic rings is investigated numerically. the model is tight - binding one with random site - energies and interaction between electrons. the self - consistent hartree - fock approximation is adopted for the interaction between electrons, and models with up to $ 6 \ tim... | arxiv:cond-mat/9501105 |
the minerva collaboration operated a scaled - down replica of the solid scintillator tracking and sampling calorimeter regions of the minerva detector in a hadron test beam at the fermilab test beam facility. this article reports measurements with samples of protons, pions, and electrons from 0. 35 to 2. 0 gev / c mome... | arxiv:1501.06431 |
we establish, for the first time, a connection between stochastic games and multiparameter eigenvalue problems, using the theory developed by shapley and snow ( 1950 ). this connection provides new results, new proofs, and new tools for studying stochastic games. | arxiv:1810.08798 |
an augmented design in a square array can be derived from a smaller row - column design ( the contraction ). such a contraction has also previously been used to generate a two - replicate resolvable incomplete block design. we demonstrate a parallel between these two uses of the contraction and thereby establish a rece... | arxiv:2501.08448 |
this review outlines concepts of mathematical statistics, elements of probability theory, hypothesis tests and point estimation for use in the analysis of modern astronomical data. least squares, maximum likelihood, and bayesian approaches to statistical inference are treated. resampling methods, particularly the boots... | arxiv:1205.2064 |
digital image forensics plays a crucial role in image authentication and manipulation localization. despite the progress powered by deep neural networks, existing forgery localization methodologies exhibit limitations when deployed to unseen datasets and perturbed images ( i. e., lack of generalization and robustness t... | arxiv:2310.00234 |
a growing issue in the modern cyberspace world is the direct identification of malicious activity over network connections. the boom of the machine learning industry in the past few years has led to the increasing usage of machine learning technologies, which are especially prevalent in the network intrusion detection ... | arxiv:1810.01945 |
we study experimentally and numerically the dynamics of colloidal beads confined by a harmonic potential in a bath of swimming e. coli bacteria. the resulting dynamics is well approximated by a langevin equation for an overdamped oscillator driven by the combination of a white thermal noise and an exponentially correla... | arxiv:1409.3929 |
in this paper, we study two challenging and less - touched problems in single image dehazing, namely, how to make deep learning achieve image dehazing without training on the ground - truth clean image ( unsupervised ) and a image collection ( untrained ). an unsupervised neural network will avoid the intensive labor c... | arxiv:2006.16829 |
we show, that for a morphism of schemes from x to y, that is a finite modification in finitely many closed points, a cohomological brauer class on y is represented by an azumaya algebra if its pullback to x is represented by an azumaya algebra. part of the proof uses an extension of a result by ferrand, on pinching of ... | arxiv:2207.06344 |
exploratory analysis of a text corpus is essential for assessing data quality and developing meaningful hypotheses. text analysis relies on understanding documents through structured attributes spanning various granularities of the documents such as words, phrases, sentences, topics, or clusters. however, current text ... | arxiv:2504.16898 |
we critically reexamine the precision tests of the standard model by coupling the current world average value of $ m _ w $ with the recent lep electroweak data with the aid of a modified zfitter program to include the dominant two - loop and qcd - ew mixed terms. the results show a clear evidence of nonvanishing electr... | arxiv:hep-ph/9503478 |
actively q - switched lasers are widely used tools which are required to produce stable output pulse energies for many applications. in this paper, a model - based control concept for actively q - switched lasers is presented which stabilises their nonlinear pulse - to - pulse dynamics and rejects stochastic disturbanc... | arxiv:2304.07075 |
directed by naoko yamada and focuses on both the politics and devastation of the genpei war, a cataclysmic civil war in the 12th century that divided japan, and the personal lives and tragedies of the women of both warring clans who are caught up in the conflict. the series premiered on september 15, 2021 in north amer... | https://en.wikipedia.org/wiki/Science_Saru |
we introduce the notion of a symmetric basis of a vector space equipped with a quadratic form, and provide a sufficient and necessary condition for the existence to such a basis. symmetric bases are then used to study cayley graphs of certain extraspecial 2 - groups of order 2 ^ { 2r + 1 } ( r \ geq 1 ), which are furt... | arxiv:1805.06371 |
the precise determination of global properties of galaxy clusters, and their scaling relations, is a task of prime importance for the use of clusters as cosmological probes. we performed a detailed xmm - newton study of 14 x - ray luminous reflex survey clusters at z ~ 0. 3. we found that the properties of the galaxy c... | arxiv:astro-ph/0502197 |
let $ g $ be a simple graph of order $ n $ and $ \ mu _ { 1 }, \ mu _ { 2 }, \ ldots, \ mu _ { n } $ be the roots of its matching polynomial. the matching energy is defined as the sum $ \ sum ^ { n } _ { i = 1 } | \ mu _ { i } | $, which was introduced by gutman and wagner in 2012. in this paper, the graphs with the fi... | arxiv:1704.02068 |
tuning - free diffusion - based models have demonstrated significant potential in the realm of image personalization and customization. however, despite this notable progress, current models continue to grapple with several complex challenges in producing style - consistent image generation. firstly, the concept of sty... | arxiv:2404.02733 |
a proposal is made for reducing the solution of the n - particle lippmann - schwinger equation to that of smaller sets of particles. this consists of first writing the n - particle equation in terms of all possible $ n / 2 $ - particle lippmann - schwinger equations. ( if n is odd this needs a minor modification. ) the... | arxiv:nucl-th/0005053 |
several high energy, > 100 gev, neutrino telescopes are currently operating or under construction. their main motivation is the extension of the horizon of neutrino astronomy to cosmological scales. we show that general, model independent, arguments imply that ~ 1 gton detectors are required to detect cosmic high energ... | arxiv:astro-ph/0211358 |
using the quantum covariant poisson bracket ( qcpb ) theory, we can accomplish much more compatible explanations of the quantum mechanics supported by the g - dynamics. we further study the generalized quantum harmonic oscillator equipped with the g - dynamics of type i, such as geometric creation and annihilation oper... | arxiv:2005.11141 |
let $ \ m $ be a hyperfinite finite von nemann algebra and $ ( \ m _ k ) _ { k \ geq 1 } $ be an increasing filtration of finite dimensional von neumann subalgebras of $ \ m $. we investigate abstract fractional integrals associated to the filtration $ ( \ m _ k ) _ { k \ geq 1 } $. for a finite noncommutative martinga... | arxiv:1501.06016 |
2 ^ k - 1 } \ log e + r $. | arxiv:2201.02514 |
this paper proposes an approach for improving performance of unimodal models with multimodal training. our approach involves a multi - branch architecture that incorporates unimodal models with a multimodal transformer - based branch. by co - training these branches, the stronger multimodal branch can transfer its know... | arxiv:2311.10170 |
this paper attempts to undertake the study of segmentation image techniques by using five threshold methods as mean method, p - tile method, histogram dependent technique ( hdt ), edge maximization technique ( emt ) and visual technique and they are compared with one another so as to choose the best technique for thres... | arxiv:1005.4020 |
navigation in cluttered underwater environments is challenging, especially when there are constraints on communication and self - localisation. part of the fully distributed underwater navigation problem has been resolved by introducing multi - agent robot teams [ 1 ], however when the environment becomes cluttered, th... | arxiv:2403.10759 |
equilibrated fluid - solid - growth ( fsge ) is a fast, open source, three - dimensional ( 3d ) computational platform for simulating interactions between instantaneous hemodynamics and long - term vessel wall adaptation through mechanobiologically equilibrated growth and remodeling ( g & r ). such models can capture e... | arxiv:2404.13523 |
high - power femtosecond laser radiation during the propagation in air ( and other transparent media ) experiences multiple filamentation. filamentation is a unique nonlinear optical phenomenon, which is accompanied by a wealth of nonlinear optical effects such as formation of extended plasma channels in the beam wake,... | arxiv:2306.15678 |
we found a broad absorption line ( bal ) outflow in the vlt / uves spectrum of the quasar sdss j235702. 54 - 004824. 0, in which we identified four subcomponents. we measured the column densities of the ions in one of the subcomponents ( $ v $ = - 1600 km s $ ^ { - 1 } $ ), which include o i and fe ii. we found the kin... | arxiv:2209.06924 |
we apply malliavin calculus to the $ \ phi ^ 4 _ 3 $ equation on the torus and prove existence of densities for the solution of the equation evaluated at regular enough test functions. we work in the framework of regularity structures and rely on besov - type spaces of modelled distributions in order to prove malliavin... | arxiv:1711.08332 |
determining the low - energy eigenspectra of quantum many - body systems is a long - standing challenge in physics. in this work, we solve this problem by introducing two novel algorithms to determine low - energy eigenstates based on a compact matrix product state ( mps ) representation of the multiple targeted eigens... | arxiv:2305.15868 |
lennard - jones clusters, while an easy system, have a significant number of non equivalent configurations that increases rapidly with the number of atoms in the cluster. here, we aim at determining the cluster partition function ; we use the nested sampling algorithm, which transforms the multidimensional integral int... | arxiv:2501.11370 |
air - ground robots ( agrs ) are widely used in surveillance and disaster response due to their exceptional mobility and versatility ( i. e., flying and driving ). current agr navigation systems perform well in static occlusion - prone environments ( e. g., indoors ) by using 3d semantic occupancy networks to predict o... | arxiv:2408.10618 |
we theoretically investigate a supersymmetric collective mode called goldstino in a bose - fermi mixture. the explicit supersymmetry breaking, which is unavoidable in cold atom experiments, is considered. we derive the gell - mann - - oakes - renner ( gor ) relation for the goldstino, which gives the relation between t... | arxiv:2001.08507 |
inferring 3d structures from sparse, unposed observations is challenging due to its unconstrained nature. recent methods propose to predict implicit representations directly from unposed inputs in a data - driven manner, achieving promising results. however, these methods do not utilize geometric priors and cannot hall... | arxiv:2412.08412 |
the main goal of this paper is to design a market operator ( mo ) and a distribution network operator ( dno ) for a network of microgrids in consideration of multiple objectives. this is a high - level design and only those microgrids with nondispatchable renewable energy sources are considered. for a power grid in the... | arxiv:1705.02123 |
image quality assessment is critical to control and maintain the perceived quality of visual content. both subjective and objective evaluations can be utilised, however, subjective image quality assessment is currently considered the most reliable approach. databases containing distorted images and mean opinion scores ... | arxiv:1912.07192 |
this article is concerned with random holomorphic polynomials and their generalizations to algebraic and symplectic geometry. a natural algebro - geometric generalization studied in our prior work involves random holomorphic sections $ h ^ 0 ( m, l ^ n ) $ of the powers of any positive line bundle $ l \ to m $ over any... | arxiv:math-ph/0002039 |
achieving self - consistent simultaneous interpretations of pions and kaons as bound states of quark and antiquark and as the ( almost ) massless boson states related, according to goldstone ' s theorem, to the dynamical ( and explicit ) breakdown of the chiral symmetries of qcd still represents a major challenge. appl... | arxiv:1709.02130 |
hamiltonian monte carlo ( hmc ) is an efficient and effective means of sampling posterior distributions on euclidean space, which has been extended to manifolds with boundary. however, some applications require an extension to more general spaces. for example, phylogenetic ( evolutionary ) trees are defined in terms of... | arxiv:1702.07814 |
the detection of telecom fraud faces significant challenges due to the lack of high - quality multimodal training data that integrates audio signals with reasoning - oriented textual analysis. to address this gap, we present teleantifraud - 28k, the first open - source audio - text slow - thinking dataset specifically ... | arxiv:2503.24115 |
we formulate and study a general time - varying multi - agent system where players repeatedly compete under incomplete information. our work is motivated by scenarios commonly observed in online advertising and retail marketplaces, where agents and platform designers optimize algorithmic decision - making in dynamic co... | arxiv:2501.11897 |
particles trapped at a fluid - fluid interface by capillary forces can form a monolayer that jams and buckles when subject to uni - axial compression. here we investigate experimentally the buckling mechanics of monolayers of millimeter - sized rigid plates trapped at a planar fluid - fluid interface subject to uni - a... | arxiv:2307.01087 |
this paper is concerned with the form and dynamics of shock - acoustic waves ( saw ) generated during rocket launchings. we have developed a method for determining saw parameters ( including angular characteristics of the wave vector, and the saw phase velocity, as well as the direction towards the source ) using gps -... | arxiv:physics/0007043 |
we have fabricated a spin - polarized tunneling device based on half metallic manganites incorporating $ ba _ { 2 } lanbo _ { 6 } $ as insulating barrier. an anomalous bias dependence of tunnel magnetoresistance ( tmr ) has been observed, the first of its kind in a symmetric electrode tunnel junction with single insula... | arxiv:cond-mat/0407295 |
about 20 percent of all nearby early - type galaxies ( $ m _ { \ star } \ gtrsim 6 \ times 10 ^ { 9 } $ m $ _ { \ odot } $ ) outside the virgo cluster are surrounded by a disc or ring of low - column - density neutral hydrogen ( hi ) gas with typical radii of tens of kpc, much larger than the stellar body. in order to ... | arxiv:1609.03179 |
we show that short - range resonating - valence - bond correlations and long - range order can coexist in the ground state ( gs ) of a frustrated spin system. our study comprises a comprehensive investigation of the quantum magnetism on the structurally disorder - free single crystal of cu $ _ 2 $ ( oh ) $ _ 3 $ no $ _... | arxiv:2208.00382 |
person re - identification ( re - id ) aims to match identities across non - overlapping camera views. researchers have proposed many supervised re - id models which require quantities of cross - view pairwise labelled data. this limits their scalabilities to many applications where a large amount of data from multiple... | arxiv:1901.10177 |
delay - and - sum ( das ) algorithms are widely used for beamforming in linear array photoacoustic imaging systems and are characterized by fast execution. however, these algorithms suffer from various drawbacks like low resolution, low contrast, high sidelobe artifacts and lack of visual coherence. more recently, adap... | arxiv:2011.08414 |
we study fractional laplace motion ( flm ) obtained from subordination of fractional brownian motion to a gamma process, in the presence of an external drift that acts on the composite process or of an internal drift acting solely on the parental process. we derive the statistical properties of this flm process and fin... | arxiv:2412.14674 |
quantum key distribution ( qkd ) allows two parties to establish a shared secret key that is secure against all - powerful adversaries. one such protocol named b92 is quite appealing due to its simplicity but is highly sensitive to channel noise. in this work, we investigate a high - dimensional variant of an extended ... | arxiv:2106.11460 |
we present the experimental and numerical studies of a 2d sheared amorphous material constituted of bidisperse photo - elastic disks. we analyze the statistics of avalanches during shear including the local and global fluctuations in energy and changes in particle positions and orientations. we find scale free distribu... | arxiv:1709.01012 |
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