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we offer philosophical motivations for a method we call virtual world cognitive science ( vw cogsci ), in which researchers use virtual embodied agents that are embedded in virtual worlds to explore questions in the field of cognitive science. we focus on questions about mental and linguistic representation and the way... | arxiv:2405.08304 |
we present an analytical computation of the asymptotic temporal behavior of the information geometric complexity ( igc ) of finite - dimensional gaussian statistical manifolds in the presence of microcorrelations ( correlations between microvariables ). we observe a power law decay of the igc at a rate determined by th... | arxiv:1005.2292 |
we have predicted the difference in inclusive cross sections on pseudorapidity in $ { \ rm d } \ sigma ^ { p \ bar { p } } / { \ rm d } \ eta $ and $ { \ rm d } \ sigma ^ { pp } / { \ rm d } \ eta $ interactions at $ \ sqrt { s } = 900 $ ~ gev. their ratio $ r = \ left ( { \ rm d } \ sigma ^ { p \ bar { p } } / { \ rm ... | arxiv:1010.5258 |
in bhatt and roy ' s minimal directed spanning tree ( mdst ) construction for a random partially ordered set of points in the unit square, all edges must respect the ` ` coordinatewise ' ' partial order and there must be a directed path from each vertex to a minimal element. we study the asymptotic behaviour of the tot... | arxiv:math/0409201 |
the cosmological case for a next generation radio observatory, the square kilometer array, is discussed and reviewed. an instrument like the ska would be able to measure galaxy redshifts of normal late - type galaxies, via the 21 cm line of hi, out to redshifts of $ \ sim 3 $. not only would such very deep redshift sur... | arxiv:astro-ph/9602096 |
we investigate a family of distributions having a property of stability - under - addition, provided that the number $ \ nu $ of added - up random variables in the random sum is also a random variable. we call the corresponding property a \, $ \ nu $ - stability and investigate the situation with the semigroup generate... | arxiv:1008.3150 |
this paper reports progress in the development of comb magnet technology with star wires. a two - layer dipole magnet with 60 mm clear bore has been recently fabricated and tested in liquid nitrogen. the purpose of the test was to determine what kind of critical current degradation occurs in the process of winding the ... | arxiv:2307.12954 |
fashion analysis refers to the process of examining and evaluating trends, styles, and elements within the fashion industry to understand and interpret its current state, generating fashion reports. it is traditionally performed by fashion professionals based on their expertise and experience, which requires high labou... | arxiv:2403.06660 |
the field of oscillation physics is about to make an enormous leap forward in statistical precision : first through the minos experiment in the coming year, and later through the nova and t2k experiments. because of the relatively poor understanding of neutrino interactions in the energy ranges of these experiments, th... | arxiv:hep-ex/0410005 |
we construct an action selector on aspherical symplectic manifolds that are closed or convex. such selectors have been constructed by matthias schwarz using floer homology. the construction we present here is simpler and uses only gromov compactness. | arxiv:1902.00731 |
we consider a one dimensional l \ ' evy bridge x _ b of length n and index 0 < \ alpha < 2, i. e. a l \ ' evy random walk constrained to start and end at the origin after n time steps, x _ b ( 0 ) = x _ b ( n ) = 0. we compute the distribution p _ b ( a, n ) of the area a = \ sum _ { m = 1 } ^ n x _ b ( m ) under such ... | arxiv:1004.5046 |
in hindustani classical music, the tabla plays an important role as a rhythmic backbone and accompaniment. in applications like computer - based music analysis, learning singing, and learning musical instruments, tabla stroke transcription, $ t \ bar { a } la $ identification, and generation are crucial. this paper pro... | arxiv:2407.20935 |
we examine theoretically the spreading of a viscous liquid drop over a thin film of uniform thickness, assuming the liquid ' s viscosity is regulated by the concentration of a solute that is carried passively by the spreading flow. the solute is assumed to be initially heterogeneous, having a spatial distribution with ... | arxiv:1608.05220 |
this paper investigates the use of large language models ( llms ) for extracting sample lists of polymer nanocomposites ( pncs ) from full - length materials science research papers. the challenge lies in the complex nature of pnc samples, which have numerous attributes scattered throughout the text. the complexity of ... | arxiv:2403.00260 |
we explore lattice structures on integer binary relations ( i. e. binary relations on the set $ \ { 1, 2, \ dots, n \ } $ for a fixed integer $ n $ ) and on integer posets ( i. e. partial orders on the set $ \ { 1, 2, \ dots, n \ } $ for a fixed integer $ n $ ). we first observe that the weak order on the symmetric gro... | arxiv:1701.07995 |
bottomonium production in heavy ion collisions is modified compared with any simple extrapolation from elementary collisions. this modification is most likely caused by the presence of a deconfined system of quarks and gluons for times of several fm / c. in such a medium, bottomonium can be destroyed, but the constitue... | arxiv:1606.08421 |
machine learning ( ml ) algorithms are vital for supporting clinical decision - making in biomedical informatics. however, their predictive performance can vary across demographic groups, often due to the underrepresentation of historically marginalized populations in training datasets. the investigation reveals widesp... | arxiv:2412.19495 |
we clarify the links between the graded specht construction of modules over cyclotomic hecke algebras and the rsk construction for quiver hecke algebras of type a, that was recently imported from the setting of representations of p - adic groups. for that goal we develop a theory of crystal derivative operators on quiv... | arxiv:2110.11381 |
domain generalization aims at learning a universal model that performs well on unseen target domains, incorporating knowledge from multiple source domains. in this research, we consider the scenario where different domain shifts occur among conditional distributions of different classes across domains. when labeled sam... | arxiv:2207.04913 |
we construct a new framework to calculate the enhancement of axion masses and concomitant effects on axion - meson mixing arising from small size instantons ( ssis ), which originate in models featuring an extended color gauge symmetry. the framework is based on an explicit evaluation of ' t hooft determinantal operato... | arxiv:2207.08740 |
we study the effects of inertia in dense suspensions of polar swimmers. the hydrodynamic velocity field and the polar order parameter field describe the dynamics of the suspension. we show that a dimensionless parameter $ r $ ( ratio of the swimmer self - advection speed to the active stress invasion speed ) controls t... | arxiv:2305.15197 |
transverse momentum spectra of pi ^ { + / - } at midrapidity are measured at high p _ t in p + p and p + pb collisions at 158 gev / nucleon beam energy by the na49 experiment. this study is complementary to our previous results on the same spectra from pb + pb collisions. the nuclear modification factors r _ { a + a / ... | arxiv:nucl-ex/0702044 |
when an aqueous drop contacts an immiscible oil film, it displays complex interfacial dynamics. upon contact the oil spreads onto the drop ' s liquid - air interface, first forming a curvature that drives an apparent drop spreading motion and later fully engulfing the drop. we study this flow using both 3 - phase latti... | arxiv:2208.13676 |
a new generalized formulation of the spectral condition is proposed for quantum fields with highly singular infrared behavior whose vacuum correlation functions are well defined only under smearing with analytic test functions in momentum space. the euclidean formulation of qft developed by osterwalder and schrader is ... | arxiv:math-ph/0205024 |
in traditional federated learning approaches like fedavg, the global model underperforms when faced with data heterogeneity. personalized federated learning ( pfl ) enables clients to train personalized models to fit their local data distribution better. however, we surprisingly find that the feature extractor in fedav... | arxiv:2407.16139 |
the homotopy type of the complement of a complex coordinate subspace arrangement is studied by fathoming out the connection between its topological and combinatorial structures. a family of arrangements for which the complement is homotopy equivalent to a wedge of spheres is described. one consequence is an application... | arxiv:math/0601279 |
the k x - ray spectra of different targets ( cu, zn, and ge ) induced by 3 to 5 mev / u si projectile ions have been measured to determine the k - shell ionization cross - section. a significant difference is observed between the measurements and theoretical estimates, with the latter being about 50 % below the experim... | arxiv:2103.08299 |
we study pairs of mutually orthogonal normal matrices with respect to tropical multiplication. minimal orthogonal pairs are characterized. the diameter and girth of three graphs arising from the orthogonality equivalence relation are computed. | arxiv:2009.13218 |
single component nonrelativistic dissipative fluids are treated independently of reference frames and flow - frames. first the basic fields and their balances, then the related thermodynamic relations and the entropy production are calculated and the linear constitutive relations are given. the usual basic fields of ma... | arxiv:1508.00121 |
stalactic, taiga, sylvester and baxter monoids arise from the combinatorics of tableaux by identifying words over a fixed ordered alphabet whenever they produce the same tableau via some insertion algorithm. in this paper, three sufficient conditions under which semigroups are finitely based are given. by applying thes... | arxiv:2107.00892 |
% to 14. 10 %, and chongqing chengan foundation, a state - owned foundation, is the third - largest shareholder, with its ownership stake decreasing from 13. 55 % to 11. 17 %. in august 2024, avatr announced an investment in huawei ' s subsidiary, yinwang ( shenzhen yinwang intelligent technology co., ltd. ), acquiring... | https://en.wikipedia.org/wiki/Avatr_Technology |
we study the boundary cft under supertranslation in terms of the ads / cft correspondence. in particular, we probe the soft hair btz background by several open string configurations as follows. the ryu - takayanaki formula of holographic entanglement remains intact under supertranslation. the u - shape string probe ind... | arxiv:2206.15262 |
the transition between strong and weak allee effects in prey provides a simple regime shift in ecology. a deteriorating environment changes weak allee effects into strong ones. in this paper, we study the interplay between the functional response of holling type iv and both strong and weak allee effects. the model inve... | arxiv:2007.06806 |
we show that there are well separated families of quantum expanders with asymptotically the maximal cardinality allowed by a known upper bound. this has applications to the " growth " of certain operator spaces : it implies asymptotically sharp estimates for the growth of the multiplicity of $ m _ n $ - spaces needed t... | arxiv:1209.2059 |
a phase $ \ delta \ phi $ between amplitudes for $ b ^ 0 \ to k ^ { * 0 } \ pi ^ 0 $ and $ b ^ 0 \ to k ^ { * + } \ pi ^ - $ plays a crucial role in a method for constraining cabibbo - kobayashi - maskawa ( ckm ) parameters. we present a general argument for destructive interference between amplitudes for $ b ^ 0 \ to ... | arxiv:1003.5090 |
we have computed the number of polarization modes of gravitational waves propagating in the minkowski background in $ f ( r ) $ gravity. this is three of two from transverse - traceless tensor modes and one from a massive trace mode, which confirms the results found in the literature. there is no massless breathing mod... | arxiv:1608.01764 |
accurate galaxy cluster mass measurements from the gravitational lensing of the cosmic microwave background temperature maps depend on mitigating potential biases from the cluster ' s own thermal sunyaev - zel ' dovich ( sz ) effect signal. quadratic lensing estimators use a pair of maps to extract the lensing signal :... | arxiv:1905.07943 |
the near - sun kinematics of coronal mass ejections ( cmes ) determine the severity and arrival time of associated geomagnetic storms. we investigate the relationship between the deprojected speed and kinetic energy of cmes and magnetic measures of their solar sources, reconnection flux of associated eruptive events an... | arxiv:1808.04144 |
in this article, i investigate the use of bayesian updating rules applied to modeling social agents in the case of continuos opinions models. given another agent statement about the continuous value of a variable $ x $, we will see that interesting dynamics emerge when an agent assigns a likelihood to that value that i... | arxiv:0807.4972 |
we establish inequalities for assessing the distance between the distribution of a ( possibly multidimensional ) functional of a poisson random measure and that of a gaussian element. our bounds only involve add - one cost operators at the order one - that we evaluate and compare at two different scales - and are speci... | arxiv:2010.13362 |
we present results from a study of short term variability in 19 archival observations by xmm - newton of 16 ultraluminous x - ray sources ( ulxs ). eight observations ( six sources ) showed intrinsic variability with power spectra in the form of either a power law or broken power law - like continuum and in some cases ... | arxiv:0905.1265 |
in compressed sensing a sparse vector is approximately retrieved from an under - determined equation system $ ax = b $. exact retrieval would mean solving a large combinatorial problem which is well known to be np - hard. for $ b $ of the form $ ax _ 0 + \ epsilon $ where $ x _ 0 $ and $ \ epsilon $ is noise, the ` ora... | arxiv:1806.05283 |
in this study, we investigate the performance of few - shot classification models across different domains, specifically natural images and histopathological images. we first train several few - shot classification models on natural images and evaluate their performance on histopathological images. subsequently, we tra... | arxiv:2410.09176 |
we construct some new cohomology theories for topological groups and lie groups and study some of its basic properties. for example, we introduce a cohomology theory based on measurable cochains which are continuous in a neighbourhood of identity. we show that if g and a are locally compact and second countable, then t... | arxiv:1009.4519 |
the existence of chaotic behavior for the geodesics of the test particles orbiting compact objects is a subject of much current research. some years ago, gu \ ' eron and letelier [ phys. rev. e \ textbf { 66 }, 046611 ( 2002 ) ] reported the existence of chaotic behavior for the geodesics of the test particles orbiting... | arxiv:gr-qc/0701065 |
we study the higgs - boson decays h0 - > b \ bar { b }, h0 - > \ gamma \ gamma and h0 - > \ gamma z within the framework of the two higgs doublet model ( thdm ) in the context of the decoupling regime, together with tree level unitarity constraints. we show that when the light cp - even higgs boson of the thdm mimics t... | arxiv:hep-ph/0307391 |
communication constraints can significantly impact robots ' ability to share information, coordinate their movements, and synchronize their actions, thus limiting coordination in multi - robot exploration ( mre ) applications. in this work, we address these challenges by modeling the mre application as a dec - pomdp an... | arxiv:2309.13494 |
we carry out a systematic study of the thermal conductivity of four single - layer transition metal dichalcogenides, mx $ _ 2 $ ( m = mo, w ; x = s, se ) from first - principles by solving the boltzmann transport equation ( bte ). we compare three different theoretical frameworks to solve the bte beyond the relaxation ... | arxiv:1903.11920 |
in this thesis, we investigate various possibilities of weakly interacting massive particle ( wimp ) dark matter ( dm ) and their implications. these possibilities are important because they challenge the viability of wimp dm in light of tight constraints from experiments such as direct detection. we begin by analyzing... | arxiv:2403.00313 |
we obtain a complete classification of all finite - dimensional irreducible modules over classical map superalgebras, provide formulas for their ( super ) characters and a description of their extension groups. furthermore, we describe the block decomposition of the category of finite - dimensional modules for such map... | arxiv:2105.06994 |
a walk $ w $ in edge - colored graphs is called properly colored ( pc ) if every pair of consecutive edges in $ w $ is of different color. we introduce and study five types of pc acyclicity in edge - colored graphs such that graphs of pc acyclicity of type $ i $ is a proper superset of graphs of acyclicity of type $ i ... | arxiv:1601.01824 |
positioning has recently received considerable attention as a key enabler in emerging applications such as extended reality, unmanned aerial vehicles and smart environments. these applications require both data communication and high - precision positioning, and thus they are particularly well - suited to be offered in... | arxiv:2403.11417 |
in spectroscopy of charged particles, narrow peaks may appear in initially smooth continuous spectra if magnetic transport of the particles is involved. as such unexpected peaks may be misinterpreted as new physics, their generation is investigated for various experimental configurations. | arxiv:1508.02880 |
a few years ago we predicted theoretically that in systems with nesting of the fermi surface the spin - valley half - metal has lower energy than the spin density wave state. in this paper we suggest a possible way to distinguish these phases experimentally. we calculate dynamical spin susceptibility tensor for both st... | arxiv:2002.05504 |
higher - order abstract gsos is a recent extension of turi and plotkin ' s framework of mathematical operational semantics to higher - order languages. the fundamental well - behavedness property of all specifications within the framework is that coalgebraic strong ( bi ) similarity on their operational model is a cong... | arxiv:2302.08200 |
kernel methods play a critical role in many machine learning algorithms. they are useful in manifold learning, classification, clustering and other data analysis tasks. setting the kernel ' s scale parameter, also referred to as the kernel ' s bandwidth, highly affects the performance of the task in hand. we propose to... | arxiv:1707.01093 |
we give a short survey of the rationality problem for quasi - monomial actions which includes noether ' s problem and the rationality problem for algebraic tori, and report some results on rationality problem in three recent papers hoshi, kang and kitayama [ hkki ], hoshi, kang and kunyavskii [ hkku ] and hoshi and yam... | arxiv:1411.2790 |
model spectra of neutron star atmospheres are nowadays widely used to fit the observed thermal x - ray spectra of neutron stars. this fitting is the key element in the method of the neutronstar radius determination. here, we present the basic assumptions used for the neutron star atmosphere modeling as well as the main... | arxiv:1510.06962 |
we give the infinite - dimensional representation for the elliptic $ k $ - operator satisfying the boundary yang - baxter equation. by restricting the functional space to finite - dimensional space, we construct the elliptic $ k $ - matrix associated to belavin ' s completely $ \ mathbb { z } $ - symmetric $ r $ - matr... | arxiv:hep-th/9507123 |
plasma in low earth orbit can damage electronic components and potentially jeopardise the scientific missions in space. predicting the accumulated damage and understanding the components ' radiation tolerance are important to mission planning. in this manuscript we report on the observed radiation tolerance of single p... | arxiv:1501.03595 |
topological materials can host edge and corner states that are protected from disorder and material imperfections. in particular, the topological edge states of mechanical structures present unmatched opportunities for achieving robust responses in wave guiding, sensing, computation, and filtering. however, determining... | arxiv:2304.04832 |
a theoretical study was conducted of the size dependence of the blocking temperature of a system of interacting core / shell nanoparticles. a method for estimating the blocking temperature of interacting core / shell nanoparticles is presented, which allows to be calculated more correctly than using the neel relation. ... | arxiv:2003.05612 |
= a ) { \ displaystyle \ forall a ( a = a ) } substitution property : sometimes referred to as leibniz ' s law, generally states that if two things are equal, then any property of one must be a property of the other. it can be stated formally as : for every a and b, and any formula ( x ), { \ displaystyle \ phi ( x ), ... | https://en.wikipedia.org/wiki/Equality_(mathematics) |
we show why the threshold for primordial black hole formation is universal ( independent from the shape of the perturbation ) when expressed in terms of the volume averaged compaction function. the proof is rooted in the self - similarity of the gravitational collapse phenomenon at criticality. | arxiv:2405.05208 |
, arrange and promote music on her own rock and roll music label was cordell jackson ( 1923 – 2004 ). trina shoemaker is a mixer, record producer and sound engineer who became the first woman to win the grammy award for best engineered album in 1998 for her work on the globe sessions. gail davies was the first female p... | https://en.wikipedia.org/wiki/Audio_engineer |
we present initial limit datalog, a new extensible class of constrained horn clauses for which the satisfiability problem is decidable. the class may be viewed as a generalisation to higher - order logic ( with a simple restriction on types ) of the first - order language limit datalog $ _ z $ ( a fragment of datalog m... | arxiv:2104.14175 |
motivation : a major challenge in the development of machine learning based methods in computational biology is that data may not be accurately labeled due to the time and resources required for experimentally annotating properties of proteins and dna sequences. standard supervised learning algorithms assume accurate i... | arxiv:1711.04913 |
a theoretical investigation has been carried out to examine the ion - acoustic shock waves ( iashws ) in a magnetized degenerate quantum plasma system containing inertialess ultra - relativistically degenerate electrons, and inertial non - relativistic positively charged heavy and light ions. the burgers ' equation is ... | arxiv:2103.15863 |
the axion monodromy model involves a canonical scalar field that is governed by a linear potential with superimposed modulations. the modulations in the potential are responsible for a resonant behavior which gives rise to persisting oscillations in the scalar and, to a smaller extent, in the tensor power spectra. inte... | arxiv:1605.05292 |
people express their opinions and emotions freely in social media posts and online reviews that contain valuable feedback for multiple stakeholders such as businesses and political campaigns. manually extracting opinions and emotions from large volumes of such posts is an impossible task. therefore, automated processin... | arxiv:1907.07653 |
the higher order kirchhoff type equation $ $ \ int _ { \ mathbb { r } ^ { 2m } } ( | \ nabla ^ m u | ^ 2 + \ sum _ { \ gamma = 0 } ^ { m - 1 } a _ { \ gamma } ( x ) | \ nabla ^ { \ gamma } u | ^ 2 ) dx \ left ( ( - \ delta ) ^ m u + \ sum _ { \ gamma = 0 } ^ { m - 1 } ( - 1 ) ^ \ gamma \ nabla ^ \ gamma \ cdot ( a _ \ ... | arxiv:1507.05280 |
recent lhc results concerning full jet - quenching in pbpb collisions have been presented in terms of a jet asymmetry parameter, measuring the imbalance between the transverse momenta of leading and subleading jets. we examine the potential sensitivity of this distribution to fluctuations from the heavy - ion backgroun... | arxiv:1101.2878 |
in a recent paper [ j. - c. pain, opt. spectrosc. $ { \ bf 218 } $, 1105 - 1109 ( 2020 ) ], we discussed the link between expectation values of powers of $ r $ and clebsch - gordan coefficients. in this short note we provide additional information, reminding that such a connection is a direct consequence of group theor... | arxiv:2101.07872 |
convective core overshooting has a strong influence on the evolution of stars of moderate and high mass. studies of double - lined eclipsing binaries and stellar oscillations have renewed interest in the possible dependence of overshooting on stellar mass, which has been poorly constrained by observations so far. here ... | arxiv:1710.08417 |
we discuss characteristic features of su ( 3 ) partial dynamical symmetry in relation to nuclear spectroscopy and compare with previous broken - su ( 3 ) calculations for ^ { 168 } er. | arxiv:nucl-th/9911028 |
experimental results concerning the dynamical fission of quasiprojectiles in semiperipheral collisions for the system 80 kr + 48 ca at 35 mev / nucleon are presented. data have been collected with four blocks of the fazia setup in the first physics experiment of the fazia collaboration. the degree of isospin equilibrat... | arxiv:2010.00447 |
we show that the spin liquid phase of the half - filled hubbard model on the triangular lattice can be described by a pure spin model. this is based on a high - order strong coupling expansion ( up to order 12 ) using perturbative continuous unitary transformations. the resulting spin model is consistent with a transit... | arxiv:1006.5649 |
the multifractal ( mf ) distribution of the electrostatic potential near any conformally invariant fractal boundary, like a critical o ( n ) loop or a $ q $ - state potts cluster, is solved in two dimensions. the dimension $ \ hat f ( \ theta ) $ of the boundary set with local wedge angle $ \ theta $ is $ \ hat f ( \ t... | arxiv:cond-mat/9908314 |
we report magneto - transport measurements on a superconducting molybdenum - germanium ( moge ) film of thickness $ d $ = 50 nm in parallel magnetic fields and show evidence of a transition from a meissner state to a resistive state of spontaneous perpendicular vortices generated by thermal fluctuations above a certain... | arxiv:1510.03259 |
the effect of a magnetic field on mott - hubbard systems is investigated by studying the half - filled hubbard model in the limit of infinite dimensions. a first - order metamagnetic transition between the strongly correlated metal and the mott insulator is found for a critical value of the applied field. the field and... | arxiv:cond-mat/9403016 |
this paper presents ` ` stim ", a fast simulator for quantum stabilizer circuits. the paper explains how stim works and compares it to existing tools. with no foreknowledge, stim can analyze a distance 100 surface code circuit ( 20 thousand qubits, 8 million gates, 1 million measurements ) in 15 seconds and then begin ... | arxiv:2103.02202 |
great achievements have been made in alloying of two - dimensional ( 2d ) semiconducting transition metal dichalcogenides ( tmds ), which can allow tunable band gaps for practical applications in optoelectronic devices. however, telluride - based tmds alloys were less studied due to the difficulties of sample synthesis... | arxiv:1904.10218 |
there has been much recent interest in the satisfiability of random boolean formulas. a random k - sat formula is the conjunction of m random clauses, each of which is the disjunction of k literals ( a variable or its negation ). it is known that when the number of variables n is large, there is a sharp transition from... | arxiv:math/0005136 |
the data release dr2 of gaia mission was of great help in precise determination of fundamental parameters of close visual binary and multiple systems ( cvbmss ), especially masses of their components, which are crucial parameters in understating formation and and evolution of stars and galaxies. this article presents t... | arxiv:2111.11675 |
human action recognition in videos is a critical task with significant implications for numerous applications, including surveillance, sports analytics, and healthcare. the challenge lies in creating models that are both precise in their recognition capabilities and efficient enough for practical use. this study conduc... | arxiv:2403.06810 |
we extend loeper ' s $ l ^ 2 $ - estimate relating the electric fields to the densities for the vlasov - poisson system to $ l ^ p $, with $ 1 < p < + \ infty $, based on the helmholtz - weyl decomposition. this allows us to generalize both the classical loeper ' s $ 2 $ - wasserstein stability estimate and the recent ... | arxiv:2212.09293 |
we analyse the functional derivative of the cosmic - shear power spectrum $ c _ \ ell ^ \ gamma $ with respect to the cosmic expansion function. our interest in doing so is two - fold : ( i ) in view of attempts to detect minor changes of the cosmic expansion function which may be due to a possibly time - dependent dar... | arxiv:2011.03202 |
ideal fluid dynamics is studied as a relativistic field theory with particular importance on its hamiltonian structure. the schwinger condition, whose integrated version yields the stress tensor conservation, is explicitly verified both in equal - time and light - cone coordinate systems. we also consider the hamiltoni... | arxiv:1409.7175 |
the inner 10 pc of our galaxy contains many counterpart candidates of the very high energy ( vhe ; > 100 gev ) gamma - ray point source hess j1745 - 290. within the point spread function of the h. e. s. s. measurement, at least three objects are capable of accelerating particles to very high energies and beyond, and of... | arxiv:0911.1912 |
in this paper, we generalizing the main result in liu [ 10 ] to weak hopf coquasigroups case. we first define and study group - cograded weak hopf quasigroups, which generalize both group - cograded hopf quasigroups and weak hopf group - coalgebras. then we introduce the notion of p - yetter - drinfeld weak quasimodule... | arxiv:2212.00363 |
we study the dynamic wetting of a self - propelled viscous droplet using the time - dependent lubrication equation on a conical - shaped substrate for different cone radii, cone angles and slip lengths. the droplet velocity is found to increase with the cone angle and the slip length, but decrease with the cone radius.... | arxiv:2008.03058 |
in this essay i will give a strictly subjective selection of different types of zeta functions. instead of providing a complete list, i will rather try to give the central concepts and ideas underlying the theory. this article is going to appear in the collected works of erich k \ " ahler. | arxiv:math/0210060 |
we studied the spherical collapse model in the flat $ \ lambda $ cdm cosmology and provided exact and analytical formulaes for the calculation of the two important parameters in the application of press - schechter theory, the critical density contrast and the ratio of cluster / background densities at the virializatio... | arxiv:astro-ph/0412628 |
we present a theoretical prediction for the photon spectrum in radiative upsilon decay. parts of the spectrum have already been understood, but an understanding of the endpoint region has remained elusive. in this paper we provide the missing piece, and resolve a controversy in the literature. we treat the endpoint reg... | arxiv:hep-ph/0212094 |
image forensics research has recently witnessed a lot of advancements towards developing computational models capable of accurately detecting natural images captured by cameras and gan generated images. however, it is also important to ensure whether these computational models are fair enough and do not produce biased ... | arxiv:2310.12076 |
low - light conditions have an adverse impact on machine cognition, limiting the performance of computer vision systems in real life. since low - light data is limited and difficult to annotate, we focus on image processing to enhance low - light images and improve the performance of any downstream task model, instead ... | arxiv:2412.07693 |
in order to solve the fluid - structure interaction problem of newtonian fluid, a fluid - structure interaction approach is proposed based on non - ordinary state - based peridynamics ( nosb - pd ) and updated lagrangian particle hydrodynamics ( ulph ), to simulate the fluid - structure interaction problem in which lar... | arxiv:2312.05016 |
the ` ` trans - planckian ' ' challenge in cosmology appears when we trace the present physical wavelengths of fluctuations backwards in time. they become smaller and smaller until crossing the planck scale where conventional qft is challenged, so that unknown ultraviolet physics may be traced in the observable cosmolo... | arxiv:0706.0980 |
we report on a systematic characterization of microbulk micromegas readouts in high - pressure ar + 1 % ic4h10 and ne + 2 % ic4h10 mixtures. experimental data on gain, electron transmission and energy resolution are presented for a wide range of drift and amplification voltages and pressures from 1 bar to 10 bar for ar... | arxiv:2204.08199 |
the top flavour - changing neutral couplings can be large in extended models with vector - like quarks. in the next decade ( s ) the cern large hadron collider will allow to measure ( bound ) them with a precision of few per cent. | arxiv:hep-ph/9911399 |
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