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superfluid 3he - a displays the largest variety in vortex structure among the presently known coherent quantum systems. the experimentally verified information comes mostly from nmr measurements on the rotating fluid, from which the order - parameter texture can often be worked out. the various vortex structures differ... | arxiv:cond-mat/0009397 |
the following problem is considered : if $ h $ is a semiregular abelian subgroup of a transitive permutation group $ g $ acting on a finite set $ x $, find conditions for ( non ) existence of $ g $ - invariant partitions of $ x $. conditions presented in this paper are derived by studying spectral properties of associa... | arxiv:math/0701686 |
we introduce and study a new optimization problem called hyper vertex cover. this problem is a generalization of the standard vertex cover to hypergraphs : one seeks a configuration of particles with minimal density such that every hyperedge of the hypergraph contains at least one particle. it can also be used in impor... | arxiv:0707.0189 |
spatial correlation in areal unit count data is typically modelled by a set of random effects that are assigned a conditional autoregressive ( car ) prior distribution. the spatial correlation structure implied by this model depends on a binary neighbourhood matrix, where two random effects are assumed to be partially ... | arxiv:2010.10893 |
we present variational approximations of boundary value problems for curvature flow ( curve shortening flow ) and elastic flow ( curve straightening flow ) in two - dimensional riemannian manifolds that are conformally flat. for the evolving open curves we propose natural boundary conditions that respect the appropriat... | arxiv:2012.02707 |
this paper investigates the potential privacy risks associated with forecasting models, with specific emphasis on their application in the context of smart grids. while machine learning and deep learning algorithms offer valuable utility, concerns arise regarding their exposure of sensitive information. previous studie... | arxiv:2309.01523 |
grid environment is a service oriented infrastructure in which many heterogeneous resources participate to provide the high performance computation. one of the bug issues in the grid environment is the vagueness and uncertainty between advertised resources and requested resources. furthermore, in an environment such as... | arxiv:0909.1397 |
we provide a complete characterization for uniqueness of equilibria in unconstrained polymatrix games. we show that while uniqueness is natural for coordination and general polymatrix games, zero - sum games require that the dimension of the combined strategy space is even. therefore, non - uniqueness is common in zero... | arxiv:2410.16548 |
the exact solution for dynamic of conform - flat space homogeneous since dynamic equation is given. conform mode of space metric changing in global time theory has negative energy density. swap of energy to this mode from another ones lead to increasing of universe homogeneity although probability of this swap from loc... | arxiv:gr-qc/0610109 |
in the gauge invariant formulation of u ( 1 ) chiral lattice gauge theories based on the ginsparg - wilson relation, the gauge field dependence of the fermion measure is determined through the so - called measure term. we derive a closed formula of the measure term on the finite volume lattice. the wilson line degrees ... | arxiv:0709.3656 |
we investigate the ground - state phase diagram for the ferromagnetic kondo lattice model on a triangular lattice by a variational calculation for various spin orderings up to a four - site unit cell. we find that a noncoplanar four - sublattice ordering with a finite scalar spin chirality emerges at and around 1 / 4 f... | arxiv:1006.4235 |
to develop an increase in societal interest in the fundamental sciences of particle physics and particularly for maintaining the support structures needed to succeed in experiments that take several decades to develop and complete, requires strong educational back - grounding at all levels of the instructional system a... | arxiv:2203.10953 |
a triangular lattice with onsite coulomb interaction $ u $ present only on one sub - lattice, is periodically driven by electromagnetic field with a frequency $ \ omega \ gg ( t, ~ u ) $ at half filling. in this high frequency limit, the electromagnetic vector potential, with an amplitude $ a $, modifies the bare hoppi... | arxiv:1912.00936 |
string dynamics in a curved space - time is studied on the basis of an action functional including a small parameter of rescaled tension $ \ epsilon = \ gamma / \ alpha ^ { \ prime } $, where $ \ gamma $ is a metric parametrizing constant. a rescaled slow worldsheet time $ t = \ epsilon \ tau $ is introduced, and gener... | arxiv:hep-th/9806054 |
in an effort to mitigate the harms of large language models ( llms ), learning from human feedback ( lhf ) has been used to steer llms towards outputs that are intended to be both less harmful and more helpful. despite the widespread adoption of lhf in practice, the quality of this feedback and its effectiveness as a s... | arxiv:2411.08243 |
this paper examines the saturation of pressure signals during various handwriting tasks, including drawings, cursive text, capital words text, and signature, under different levels of fatigue. experimental results demonstrate a significant rise in the proportion of saturated samples following strenuous exercise in task... | arxiv:2411.04128 |
we propose an algebraic geometric stability criterion for a polarised variety to admit an extremal kaehler metric. this generalises conjectures by yau, tian and donaldson which relate to the case of kaehler - einstein and constant scalar curvature metrics. we give a result in geometric invariant theory that motivates t... | arxiv:math/0410401 |
artificial text detection ( atd ) is becoming increasingly important with the rise of advanced large language models ( llms ). despite numerous efforts, no single algorithm performs consistently well across different types of unseen text or guarantees effective generalization to new llms. interpretability plays a cruci... | arxiv:2503.03601 |
we present a comprehensive analysis of photon production at rhic and the lhc, proposing radiative hadronization as an additional photon source in high - energy heavy - ion collisions. for thermal photon, we perform relativistic viscous hydrodynamic calculation with event - by - event fluctuations. | arxiv:2208.06168 |
a recent paper by hui et al. ( ref. [ 1 ], sci. adv. 10, eadp5805 ( 2024 ) ) claims the demonstration of ' attosecond electron microscopy and diffraction ' with laser - gated electron pulses. in this comment, we point out a series of physical and technical inconsistencies of the experiment and results. beyond failing t... | arxiv:2411.14518 |
capabilities to solve a complex geometric problem through the socratic method. he develops a proof which is, for all intents and purposes, very euclidean in nature and speaks to the concept of incommensurability. the usage primarily comes from translations of euclid ' s elements, in which two line segments a and b are ... | https://en.wikipedia.org/wiki/Commensurability_(mathematics) |
a surprising exact result for the einstein field equations is that if pressure - free matter is moving in a shear - free way, then it must be either expansion - free or rotation - free. it has been suggested this result is also true for any barotropic perfect fluid, but a proof has remained elusive. we consider the cas... | arxiv:1107.5410 |
assessing the quality of an ensemble of noisy entangled states is a central task in quantum information processing. usually this is done by measuring and hence destroying multiple copies, from which state tomography or fidelity estimation can be employed to characterize states. here we propose several methods to direct... | arxiv:2209.06849 |
using the leading vector method, we show that any vector $ h \ in ( c ^ 2 ) ^ { \ otimes l } $ can be decomposed as a sum of at most ( and at least in the generic case ) $ 2 ^ l - l $ product vectors using local bitwise unitary transformations. the method is based on representing the vectors by chains of appropriate si... | arxiv:quant-ph/0010104 |
we establish the theory of critical transport in amorphous chern insulators and show that it lies beyond the current paradigm of topological criticality epitomized by the quantum hall transitions. we consider models of chern insulators on percolation - type random lattices where the average density determines the stati... | arxiv:2006.05886 |
our paper explores a discrete - time risk model with time - varying premiums, investigating two types of correlated claims : main claims and by - claims. settlement of the by - claims can be delayed for one time period, representing real - world insurance practices. we examine two premium principles based on reported a... | arxiv:2408.00003 |
the new characteristics of ai technology have brought new challenges to the research and development of ai systems. ai technology has benefited humans, but if improperly developed, it will harm humans. at present, there is no systematic interdisciplinary approach to effectively deal with these new challenges. this pape... | arxiv:2112.01920 |
since the early months of 2020, non - pharmaceutical interventions ( npis ) - - implemented at varying levels of severity and based on widely - divergent perspectives of risk tolerance - - have been the primary means to control sars - cov - 2 transmission. we seek to identify how risk tolerance and vaccination rates im... | arxiv:2109.06025 |
most existing work on event extraction has focused on sentence - level texts and presumes the identification of a trigger - span - - a word or phrase in the input that evokes the occurrence of an event of interest. event arguments are then extracted with respect to the trigger. indeed, triggers are treated as integral ... | arxiv:2411.08708 |
we present a new class of component - wise numerical schemes that are in the family of relaxation formulations, originally introduced by [ s. jin and z. p. xin, comm. pure appl. math., 48 ( 1995 ), pp. 235 - 277 ]. the relaxation framework enables the construction of schemes that are free of nonlinear riemann solvers a... | arxiv:1312.5886 |
we study inhomogeneous solutions of a 3 + 1 - dimensional einstein - maxwell - scalar theory. our results provide a holographic model of superconductivity in the presence of a charge density wave sourced by a modulated chemical potential. we find that below a critical temperature superconducting stripes develop. we sho... | arxiv:1010.1775 |
this paper presents u - net based breast cancer metastases detection and classification in lymph nodes, as well as patient - level classification based on metastases detection. the whole pipeline can be divided into five steps : preprocessing and data argumentation, patch - based segmentation, post processing, slide - ... | arxiv:1909.04141 |
we study large random dissections of polygons. we consider random dissections of a regular polygon with $ n $ sides, which are chosen according to boltzmann weights in the domain of attraction of a stable law of index $ \ theta \ in ( 1, 2 ] $. as $ n $ goes to infinity, we prove that these random dissections converge ... | arxiv:1106.0271 |
explainability is a critical factor in enhancing the trustworthiness and acceptance of artificial intelligence ( ai ) in healthcare, where decisions directly impact patient outcomes. despite advancements in ai interpretability, clear guidelines on when and to what extent explanations are required in medical application... | arxiv:2406.00216 |
the cosmic microwave background is characterized by temperature and linear polarization fields. dipole modulation in the temperature field has been extensively studied in the context of hemispherical power asymmetry. in this article, we show that a dipole modulation, and in general, any kind of modulation isn ' t allow... | arxiv:1806.06325 |
power system operation is of vital importance and must be developed far beyond today ' s practice to meet future needs. almost all european countries are facing an abrupt and very important increase of renewables with intrinsically varying yields which are difficult to predict. in addition, an increase of new types of ... | arxiv:2404.15796 |
we propose the lie - algebraic interpretation of poly - analytic functions in $ l _ 2 ( \ c, d \ mu ) $, with the gaussian measure $ d \ mu $, based on a flag structure formed by the representation spaces of the $ \ mathfrak { sl } ( 2 ) $ - algebra realized by differential operators in $ z $ and $ \ bar z $. following... | arxiv:2103.12771 |
coronavirus disease 2019 ( covid - 19 ) is an infectious disease with first symptoms similar to the flu. covid - 19 appeared first in china and very quickly spreads to the rest of the world, causing then the 2019 - 20 coronavirus pandemic. in many cases, this disease causes pneumonia. since pulmonary infections can be ... | arxiv:2004.03399 |
a bosonic laplacian is a conformally invariant second order differential operator acting on smooth functions defined on domains in euclidean space and taking values in higher order irreducible representations of the special orthogonal group. in this paper, we firstly introduce the motivation for study of the generalize... | arxiv:2005.14529 |
designing and optimizing ion optical systems is often a complex and difficult task, which requires the use of computational tools to iterate and converge towards the desired characteristics and performances of the system. very often these tools are not well adapted for exploring the numerous degrees of freedom, renderi... | arxiv:1109.6389 |
temporal fluctuations in the hadamard walk on circles are studied. a temporal standard deviation of probability that a quantum random walker is positive at a given site is introduced to manifest striking differences between quantum and classical random walks. an analytical expression of the temporal standard deviation ... | arxiv:quant-ph/0309204 |
let $ b _ y $ denote the unit ball of a normed linear space $ y $. a symmetric, bounded, closed, convex set $ a $ in a finite dimensional normed linear space $ x $ is called a { \ it sufficient enlargement } for $ x $ if, for an arbitrary isometric embedding of $ x $ into a banach space $ y $, there exists a linear pro... | arxiv:1103.0997 |
let $ k $ denote a field and let $ v $ denote a vector space over $ k $ with finite positive dimension. we consider an ordered pair of linear transformations $ a : v \ to v $ and $ a ^ * : v \ to v $ that satisfy conditions ( i ), ( ii ) below. ( i ) there exists a basis for $ v $ with respect to which the matrix repre... | arxiv:math/0307063 |
local randomisation is a preprocessing procedure in which one of the legitimate parties of a quantum key distribution ( qkd ) scheme adds noise to their version of the key and was found by kraus et al. [ phys. rev. lett. 95, 080501 ( 2005 ) ] to improve the security of certain qkd protocols. in this article, the improv... | arxiv:1405.5625 |
in this paper we show, in terms of fisher information and approximate entropy, that the two strong impulsive khz electromagnetic ( em ) bursts recorder prior to the athens eq ( 7 september 1999, magnitude 5. 9 ) present compatibility to the radar interferometry data and the seismic data analysis, which indicate that tw... | arxiv:1112.5742 |
a twistor construction of the hierarchy associated with the hyper - k \ " ahler equations on a metric ( the anti - self - dual einstein vacuum equations, asdve, in four dimensions ) is given. the recursion operator r is constructed and used to build an infinite - dimensional symmetry algebra and in particular higher fl... | arxiv:math/0001008 |
methods for global navigation satellite system fault detection using euclidean distance matrices have been presented recently in the literature. published methods define a test statistic in terms of eigenvalues of a certain matrix, but the distribution of the test statistic was not known, which presented a barrier to p... | arxiv:2405.10049 |
recently, optimization has become an emerging tool for neuroscientists to study neural code. in the visual system, neurons respond to images with graded and noisy responses. image patterns eliciting highest responses are diagnostic of the coding content of the neuron. to find these patterns, we have used black - box op... | arxiv:2204.06765 |
a model for quantum tunnelling of a cluster comprising a identical particles, coupled by oscillator - type potential, through short - range repulsive potential barriers is introduced for the first time in the new symmetrized - coordinate representation and studied within the s - wave approximation. the symbolic - numer... | arxiv:1306.4155 |
for robotics applications where there is a limited number of ( typically ego - centric ) views, parametric representations such as neural radiance fields ( nerfs ) generalize better than non - parametric ones such as gaussian splatting ( gs ) to views that are very different from those in the training data ; gs however... | arxiv:2405.09717 |
modern machine learning tasks often involve massive datasets and models, necessitating distributed optimization algorithms with reduced communication overhead. communication compression, where clients transmit compressed updates to a central server, has emerged as a key technique to mitigate communication bottlenecks. ... | arxiv:2503.08427 |
we consider a simple model for the diffusion of heavy quarks in a hot bath, modeling the latter by an ensemble of oscillators distributed accorded to either a thermal distribution or to an out - of - equilibrium distribution with a saturation scale. within this model it is easy to introduce memory effects by changing t... | arxiv:1903.11302 |
in this paper, we introduce a new approach to constructing unbiased estimators when computing expectations of path functionals associated with stochastic differential equations ( sdes ). our randomization idea is closely related to multi - level monte carlo and provides a simple mechanism for constructing a finite vari... | arxiv:1207.2452 |
nasopharyngeal carcinoma ( npc ) is a leading form of head - and - neck ( han ) cancer in the arctic, china, southeast asia, and the middle east / north africa. accurate segmentation of organs - at - risk ( oar ) from computed tomography ( ct ) images with uncertainty information is critical for effective planning of r... | arxiv:2102.01897 |
we study the statistics of large - separation gravitational lens systems produced by non - spherical halos in the cold dark matter ( cdm ) model. specifically, we examine how the triaxiality of cdm halos affects the overall lensing probabilities and the relative numbers of different image configurations ( double, quadr... | arxiv:astro-ph/0403633 |
more than half a century after first being proposed by sir nevill mott, the deceptively simple question of whether the interaction - driven electronic metal - insulator transition may be continuous remains enigmatic. recent experiments on two - dimensional materials suggest that when the insulator is a quantum spin liq... | arxiv:1403.4258 |
pion production is a significant component of the signal in accelerator - based neutrino experiments. over the last years, the miniboone, t2k and minerva collaborations have reported a substantial amount of data on ( anti ) neutrino - induced pion production on the nucleus. however, a comprehensive and consistent descr... | arxiv:1803.03163 |
in the disk - corona model, the x - ray spectrum of a stellar - mass black hole in an x - ray binary is characterized by three components : a thermal component from a thin and cold accretion disk, a comptonized component from a hot corona, and a reflection component produced by illumination of the cold disk by the hot ... | arxiv:2406.01226 |
low - profile patterned plasmonic surfaces are synergized with a broad class of silicon microstructures to greatly enhance near - field nanoscale imaging, sensing, and energy harvesting coupled with far - field free - space detection. this concept has a clear impact on several key areas of interest for the mems communi... | arxiv:1705.00573 |
in this paper we prove novel lower bounds for the ginzburg - landau energy with or without magnetic field. these bounds rely on an improvement of the " vortex balls construction " estimates by extracting a new positive term in the energy lower bounds. this extra term can be conveniently estimated through a lorentz spac... | arxiv:0705.1094 |
the work deals with one of the topics of collective motion. in the frame of nuclear fluid dynamics, a model which portrays the nuclear matter as a quantum elastic body, the torus - like motions and their associated energies are computed using the thirteen moment approximation. the spin - dependent collective excitation... | arxiv:nucl-th/9803051 |
we consider a signal composed of several periods of a periodic function, of which we observe a noisy reparametrisation. the phase estimation problem consists of finding that reparametrisation, and, in particular, the number of observed periods. existing methods are well - suited to the setting where the periodic functi... | arxiv:2205.14390 |
copositive optimization is a special case of convex conic programming, and it consists of optimizing a linear function over the cone of all completely positive matrices under linear constraints. copositive optimization provides powerful relaxations of np - hard quadratic problems or combinatorial problems, but there ar... | arxiv:2107.01538 |
we find classical open string solutions in the $ ads _ 5 \ times s ^ 5 / \ zop _ 2 $ orientifold with angular momenta along the five - sphere. the energy of these solutions has an expansion in integral powers of $ \ lambda $ with sigma - model corrections suppressed by inverse powers of $ j $ - the total angular moment... | arxiv:hep-th/0312091 |
we propose the concept of adaptable processes as a way of overcoming the limitations that process calculi have for describing patterns of dynamic process evolution. such patterns rely on direct ways of controlling the behavior and location of running processes, and so they are at the heart of the adaptation capabilitie... | arxiv:1210.6379 |
in this paper, a new approach has been presented to design sub - optimal state feedback regulators over networked control systems ( ncs ) with random packet losses. the optimal regulator gains, producing guaranteed stability are designed with the nominal discrete time model of a plant using lyapunov technique which pro... | arxiv:1306.3684 |
cytoskeletal networks of biopolymers are cross - linked by a variety of proteins. experiments have shown that dynamic cross - linking with physiological linker proteins leads to complex stress relaxation and enables network flow at long times. we present a model for the mechanical properties of transient networks. by a... | arxiv:1006.3940 |
we present a class of models in which the top quark, by mixing with new physics at a higher energy scale, is naturally heavier than the other standard model particles. we take this new physics to be extended color. our models contain new particles with masses between 100 gev and 1 tev, some of which may be just within ... | arxiv:hep-ph/9203205 |
over the past years, the ever - growing trend on data storage demand, more specifically for " cold " data ( rarely accessed data ), has motivated research for alternative systems of data storage. because of its biochemical characteristics, synthetic dna molecules are now considered as serious candidates for this new ki... | arxiv:2203.09981 |
using the invariant theory of arc spaces, we find minimal strong generating sets for certain cosets of affine vertex algebras inside free field algebras that are related to classical howe duality. these results have several applications. first, for any vertex algebra $ \ mathcal v $, we have a surjective homomorphism o... | arxiv:2109.09050 |
it has been found that the gluon density inside the proton grows rapidly at small momentum fractions. quantum chromodynamics ( qcd ) predicts that this growth can be regulated by nonlinear effects, ultimately leading to gluon saturation. within the color glass condensate framework, nonlinear qcd effects are predicted t... | arxiv:2503.08447 |
topological surface states of three - dimensional topological insulator nanoribbons and their distinct magnetoconductance properties are promising for topoelectronic applications and topological quantum computation. a crucial building block for nanoribbon - based circuits are three - terminal junctions. while the trans... | arxiv:2012.15118 |
we present a study of variable stars in globular cluster ngc 6401. the cluster is only $ 5. 3 \ degr $ away from the galactic centre and suffers from strong differential reddening. the photometric precision afforded us by difference image analysis resulted in improved sensitivity to variability in formerly inaccessible... | arxiv:1610.09911 |
gaia data release 2 includes observational data for 14, 099 pre - selected asteroids. from the sparsely sampled g band photometry, we derive lower - limit lightcurve amplitudes for 11, 665 main belt asteroids in order to provide constraints on the distribution of shapes in the asteroid main belt. assuming a triaxial sh... | arxiv:1808.08988 |
ultra - compact dwarf galaxies ( ucds ) were serendipitously discovered by spectroscopic surveys in the fornax cluster twenty years ago. nowadays, it is commonly accepted that many bright ucds are the nuclei of galaxies that have been stripped. however, this conclusion might be driven by biased samples of ucds in high ... | arxiv:2104.00004 |
long term radio monitoring of the broad absorption line quasar, mrk \, 231, at 17. 6 ~ ghz detected a strong flare in 2015. this triggered four epochs of very long baseline array ( vlba ) observations from 8. 4 ghz to 43 ghz as well as three epochs of x - ray observations with nustar and two with xmm over a 15 week per... | arxiv:1701.03190 |
we report about the search for short - term variability in the high - energy gamma - ray energy band of three flat - spectrum radio quasars ( 3c 454. 3, 3c 273, pks b1222 + 216 ), whose flux at e > 100 mev exceeded the value of 10 ^ - 5 ph cm ^ - 2 s ^ - 1 for at least one day. although, the statistics was not yet suff... | arxiv:1101.1085 |
with text analysis tools becoming increasingly sophisticated over the last decade, researchers now face a decision of whether to use state - of - the - art models that provide high performance but that can be highly opaque in their operations and computationally intensive to run. the alternative, frequently, is to rely... | arxiv:2411.00964 |
several european countries have suspended the inoculation of the astrazeneca vaccine out of suspicion of causing deep vein thrombosis. in this letter we report some fermi estimates performed using a stochastic model aimed at making a risk - benefit analysis of the interruption of the delivery of the astrazeneca vaccine... | arxiv:2103.14904 |
we analyze an open many - body system that is strongly coupled at its boundaries to interacting quantum baths. we show that the two - body interactions inside the baths induce emergent phenomena in the spin transport. the system and baths are modeled as independent spin chains resulting in a global non - homogeneous xx... | arxiv:1706.08272 |
the phase convention independent measure of cp violation for three generations of leptons is evaluated at different energy scales. unlike in the quark sector, this quantity does not vary much between the weak and the grand unification scales. the behavior of the measure of cp violation in the standard model is found to... | arxiv:hep-ph/0011195 |
the effect of impurities on the isotope coefficient is studied theoretically in the framework of abrikosov - gor ' kov approach generalized to account for both potential and spin - flip scattering in anisotropic superconductors. an expression for the isotope coefficient as a function of the critical temperature is obta... | arxiv:cond-mat/0106300 |
it has now become possible to observe appreciable numbers of hadronically produced lepton pairs in mass ranges where the contributions of the photon and $ z ^ 0 $ are comparable. consequently, in the reaction $ p \ bar p \ to \ ell ^ - \ ell ^ + + \ ldots $, substantial forward - backward asymmetries can be seen. these... | arxiv:hep-ph/9512299 |
we consider the discretized model of a driven string with an anharmonic elastic energy, in a two dimensional random potential, as introduced by rosso and krauth. using finite size scaling, we numerically compute the roughness of the string in a uniform applied force at the critical depinning threshold. by considering a... | arxiv:cond-mat/0309234 |
supersymmetry is spontaneously broken when the field theory stress - energy tensor has a non - zero vacuum expectation value. in local supersymmetric field theories the massless gravitino and goldstino combine via the super - higgs mechanism to a massive gravitino. we study this mechanism in four - dimensional fluids, ... | arxiv:1310.5002 |
gravitational waves from neutron - star and black - hole binaries carry valuable information on their physical properties and probe physics inaccessible to the laboratory. although development of black - hole gravitational - wave templates in the past decade has been revolutionary, the corresponding work for double neu... | arxiv:1410.7777 |
we theoretically analyze the influence of chemical disorder on magnetic anisotropy in ge _ { 1 - x } mn _ { x } te semiconductor layers known to exhibit carrier - induced ferromagnetism and ferroelectric distortion of rhombohedral crystal lattice. using dft method we determine the local changes in the crystal structure... | arxiv:1507.00762 |
we investigate the total decay rate of the ( ground state ) $ b _ c $ meson within the framework of the relativistic constituent quark model formulated on the light - front ( lf ). the exclusive semileptonic ( sl ) and nonleptonic ( nl ) beauty and charm decays of the $ b _ c $ meson are described through vector and ax... | arxiv:hep-ph/9809249 |
we consider the task of learning mappings from sequential data to real - valued responses. we present and evaluate an approach to learning a type of hidden markov model ( hmm ) for regression. the learning process involves inferring the structure and parameters of a conventional hmm, while simultaneously learning a reg... | arxiv:1206.3275 |
generative pre - trained transformers ( gpts ), particularly large language models ( llms ) like chatgpt, have proven effective in content generation and productivity enhancement. however, legal risks associated with these tools lead to adoption variance and concealment of ai use within organizations. this study examin... | arxiv:2504.01566 |
i discuss some aspects of the universality of soft gluon dynamics in semileptonic and radiative decays at the threshold region. | arxiv:hep-ph/0607053 |
in this paper we introduce a new family of wavelets, named chebyshev wavelets, which are derived from conventional first and second kind chebyshev polynomials. properties of chebyshev filter banks are investigated, including orthogonality and perfect reconstruction conditions. chebyshev wavelets have compact support, t... | arxiv:1411.2389 |
using the unruh - dewitt detector, it is shown that a universal and continuous lorentz transformaion of temperature cannot exist for black - body radiation. since any valid lorentz transformation of temperature must be able to deal with black - body radiation, it is concluded that a universal and continuous temperature... | arxiv:physics/9610016 |
we study the deterministic query complexity of boolean functions on slices of the hypercube. the $ k ^ { th } $ slice $ \ binom { [ n ] } { k } $ of the hypercube $ \ { 0, 1 \ } ^ n $ is the set of all $ n $ - bit strings with hamming weight $ k $. we show that there exists a function on the balanced slice $ \ binom { ... | arxiv:2211.16402 |
we discuss a variation of takagi curves based, however, more on algebraic than geometric principles. namely, we construct functions of loops in a special binary representation. the graph of these functions usually has chaotic and fractal forms, sometimes recall mountain landscapes. nevertheless, the values in a dense s... | arxiv:2105.13292 |
based on our previous qcd sum rule studies on hidden - charm pentaquark states, we discuss possible interpretations of the $ p _ c ( 4312 ) $, $ p _ c ( 4440 ) $, and $ p _ c ( 4457 ) $, which were recently observed by lhcb. our results suggest that the $ p _ c ( 4312 ) $ can be well interpreted as the $ [ \ sigma _ c ... | arxiv:1903.11001 |
android is a java based operating system which runs on the linux kernel. it is lightweight and full featured. android applications are developed using java and can be ported to new platform easily thereby fostering huge number of useful mobile applications. this paper describes about a sos application being developed a... | arxiv:1311.5133 |
we study the pseudoscalar glueball candidates in a chiral effective lagrangian model proposed by ' t hooft, motived by taking into account the instanton effects, which can describe not only the chiral symmetry breaking, but also the solution of $ u _ a ( 1 ) $. we study the parameter space allowed by constraints from v... | arxiv:0903.5032 |
the variational problem for the functional $ f = \ frac12 \ | \ phi ^ * \ omega \ | _ { l ^ 2 } ^ 2 $ is considered, where $ \ phi : ( m, g ) \ to ( n, \ omega ) $ maps a riemannian manifold to a symplectic manifold. this functional arises in theoretical physics as the strong coupling limit of the faddeev - hopf energy... | arxiv:0804.4385 |
very recently girardeau and minguzzi [ arxiv : 0807. 3366v2, phys. rev. a 79, 033610 ( 2009 ) ] have studied an impurity in a one - dimensional gas of hard - core bosons. in particular they deal with the general case where the mass of the impurity is different from the mass of the bosons and the impurity - boson intera... | arxiv:1002.4366 |
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