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an overview on several mathematics modules in the transition period of introducing a new curriculum for the foundation programme in engineering at the university of nottingham malaysia campus is discussed in this paper. in order to progress to undergraduate programmes in engineering, previously the students must comple... | arxiv:1503.08921 |
we consider a fluid dynamo model generated by the flow on both sides of a moving layer. the magnetic permeability of the layer is larger than that of the flow. we show that there exists an optimum value of magnetic permeability for which the critical magnetic reynolds number for dynamo onset is smaller than for a nonma... | arxiv:1411.0449 |
we build a germ of singular foliation in dimension two with analytical class of separatrix and holonomy representations prescribed. thanks to this construction, we study the link between moduli of a foliation and moduli of its separatrix. | arxiv:math/0605755 |
using a sample of $ 58 \ times 10 ^ 6 $ $ j / \ psi $ events collected with the besii detector, radiative decays $ j / \ psi \ to \ gamma \ gamma v $, where $ v = \ rho $ or $ \ phi $, are studied. a resonance around 1420 mev / c $ ^ 2 $ ( x ( 1424 ) ) is observed in the $ \ gamma \ rho $ mass spectrum. its mass and wi... | arxiv:hep-ex/0403008 |
deriving atmospheric parameters of a large sample of stars is of vital importance to understand the formation and evolution of the milky way. photometric surveys, especially those with near - ultraviolet filters, can offer accurate measurements of stellar parameters, with the precision comparable to that from low / med... | arxiv:2401.05948 |
the content of the present thesis is based on the papers [ arxiv : 1510. 07886 [ hep - th ] ] [ arxiv : 1505. 02287 [ hep - th ] ] [ arxiv : 1401. 6303 [ hep - th ] ] [ arxiv : 1309. 1402 [ hep - th ] ] [ arxiv : 1305. 4155 [ hep - th ] ] [ arxiv : 1212. 1003 [ hep - th ] ] [ arxiv : 1210. 4734 [ hep - th ] ] and is de... | arxiv:1709.00078 |
we explore the task of improving persona consistency of dialogue agents. recent models tackling consistency often train with additional natural language inference ( nli ) labels or attach trained extra modules to the generative agent for maintaining consistency. however, such additional labels and training can be deman... | arxiv:2004.05816 |
in this paper, we give a topological version of scott convergence theorem for locally hypercompact spaces. we introduce the notion of $ \ mathcal { s } ^ * _ x $ - convergence on a $ t _ 0 $ topological space $ x $, and define the notion of finitely approximated spaces. monotone determined spaces are natural topologica... | arxiv:2209.13253 |
we provide evidence that plastic depinning falls into the same class of phenomena as the random organization which was recently studied in periodically driven particle systems [ l. corte et al., nature phys. 4, 420 ( 2008 ) ]. in the plastic flow system, the pinned regime corresponds to the quiescent state and the movi... | arxiv:0812.3425 |
the shock model has successfully explained the observed behaviors of afterglows from long gamma - ray bursts ( grbs ). here we use it to investigate the so - called early afterglows from short grbs, which arises from blast waves that are not decelerated considerably by their surrounding medium. we consider a nearby med... | arxiv:astro-ph/0307388 |
identifying new viral threats, and developing long term defences against current and future computer viruses, requires an understanding of their behaviour, structure and capabilities. this paper aims to advance this understanding by further developing the abstract theory of computer viruses. a method of providing abstr... | arxiv:1912.06510 |
a short overview is presented of current issues concerning the production and evolution of li, be and b in the milky way. it is argued that the currently popular idea that galactic cosmic rays are accelerated inside metal - rich superbubbles ( which leads ` ` naturally ' ' to the production of primary be and b, as obse... | arxiv:astro-ph/0411569 |
sparse regression has recently emerged as an attractive approach for discovering models of spatiotemporally complex dynamics directly from data. in many instances, such models are in the form of nonlinear partial differential equations ( pdes ) ; hence sparse regression typically requires evaluation of various partial ... | arxiv:1911.03365 |
one of the critical challenges in infrastructural constructions is designing and planning operations and their related resources. the complex interlinked composition of different factors and variables affecting resource productivity has made simulation a powerful approach for operational planning. the construction sect... | arxiv:2204.05659 |
we focus on the topology and dynamics of minimal sets and levi - flats in surfaces of general type. our method relies on the ergodic theory of riemann surfaces laminations : we use harmonic measures and lyapunov exponents. our first result establishes that minimal sets have large hausdorff dimension when a leaf is simp... | arxiv:1203.6244 |
a parameterized effective hamiltonian approach is used to investigate ktao $ _ 3 $. we find that the experimentally observed anomalous dielectric response of this incipient ferroelectric is well reproduced by this approach, once quantum effects are accounted for. quantum fluctuations suppress the paraelectric - - to - ... | arxiv:cond-mat/0401318 |
it is well known that for a first order system of linear difference equations with rational function coefficients, a solution that is holomorphic in some left half plane can be analytically continued to a meromorphic solution in the whole complex plane. the poles stem from the singularities of the rational function coe... | arxiv:1802.01150 |
charged excitons, or x $ ^ { \ pm } $ - trions, in monolayer transition metal dichalcogenides have binding energies of several tens of mev. together with the neutral exciton x $ ^ 0 $ they dominate the emission spectrum at low and elevated temperatures. we use charge tunable devices based on wse $ _ 2 $ monolayers enca... | arxiv:1705.02110 |
the manga project has obtained ifu data for several thousand nearby galaxies, including barred galaxies. with the two dimensional spectral and kinematic information provided by ifus, we can measure the pattern speed of a barred galaxy, which determines the bar dynamics. we apply the non - parametric method proposed by ... | arxiv:1810.03257 |
we present a unified approach for determining and proving obstructions to small - time local controllability of scalar - input control systems. our approach views obstructions to controllability as resulting from interpolation inequalities between the functionals associated with the formal lie brackets of the system. u... | arxiv:2205.14114 |
this work presents a bunched of promising technologies to treat blind people : the bionic eyes. the strategy is to combine a retina implant with software capable to interpret the information received. along this line of thinking, projects such as retinal prosthetic strategy with the capacity to restore normal vision fr... | arxiv:2203.17200 |
despite recent progress, laminar - turbulent coexistence in transitional planar wall - bounded shear flows is still not well understood. contrasting with the processes by which chaotic flow inside turbulent patches is sustained at the local ( minimal flow unit ) scale, the mechanisms controlling the obliqueness of lami... | arxiv:1712.05333 |
given a finitely presented group $ g $, hopf ' s formula expresses the second integral homology of $ g $ in terms of generators and relators. we give an algorithm that exploits hopf ' s formula to estimate $ h _ 2 ( g ; k ) $, with coefficients in a finite field k, and give examples using $ g = sl _ 2 $ over specific r... | arxiv:0901.2610 |
let $ x $ be a compact riemann surface of genus $ g \ geq 3 $ and let $ \ mathcal { m } _ { \ mathrm { par } } $ be the moduli space of semistable parabolic bundles over $ x $. let $ \ mathcal { m } _ { \ mathrm { parh } } $ denote the moduli space of semistable parabolic higgs bundles over $ x $. in this article, we s... | arxiv:2211.14418 |
advanced gravitational wave detectors, currently under construction, are expected to directly observe gravitational wave signals of astrophysical origin. the einstein telescope, a third - generation gravitational wave detector, has been proposed in order to fully open up the emerging field of gravitational wave astrono... | arxiv:1012.0908 |
recently a bps alice string has been found in a $ u ( 1 ) \ times su ( 2 ) $ gauge theory coupled with a charged complex adjoint scalar field arxiv : 1703. 08971. it is a half bps state preserving a half of supercharges when embedded into a supersymmetric gauge theory. in this paper, we study zero modes of a bps alice ... | arxiv:1706.10212 |
we propose the automata - based multiparty protocols framework ( amp ) for top - down protocol development. the framework features a new very general formalism for global protocol specifications called protocol state machines ( psms ), communicating state machines ( csms ) as specifications for local participants, and ... | arxiv:2501.16977 |
we consider asymtotically anti - de sitter spacetimes in general dimensions. we review the origin of infrared divergences in the on - shell gravitational action, and the construction of the renormalized on - shell action by the addition of boundary counterterms. in odd dimensions, the renormalized on - shell action is ... | arxiv:hep-th/0010138 |
tunneling spectroscopy measurements are often used to probe the energy spectrum of andreev bound states ( abss ) in semiconductor - superconductor hybrids. recently, this spectroscopy technique has been incorporated into planar josephson junctions ( jjs ) formed in two - dimensional electron gases, a potential platform... | arxiv:2207.06933 |
experimental data from the reaction of an 8. 0 gev / c pi - beam incident on a 197au target have been analyzed in order to investigate the integrated breakup time scale for hot residues. alpha - particle energy spectra and particle angular distributions supported by a momentum tensor analysis suggest that at large exci... | arxiv:nucl-ex/0009012 |
biometric systems have to address many requirements, such as large population coverage, demographic diversity, varied deployment environment, as well as practical aspects like performance and spoofing attacks. traditional unimodal biometric systems do not fully meet the aforementioned requirements making them vulnerabl... | arxiv:1805.10666 |
discrete - time hidden markov models ( hmms ) have become an immensely popular tool for inferring latent animal behaviors from telemetry data. here we introduce an open - source r package, momentuhmm, that addresses many of the deficiencies in existing hmm software. features include : 1 ) data pre - processing and visu... | arxiv:1710.03786 |
we develop a technique for removing stellar variability in the light curves of $ \ delta $ - scuti and similar stars. our technique, which we name the linear algorithm for significance reduction ( lasr ), subtracts oscillations from a time series by minimizing their statistical significance in frequency space. we demon... | arxiv:1804.03653 |
the von neumann entropy plays a vital role in quantum information theory. the von neumann entropy determines, e. g., the capacities of quantum channels. also, entropies of composite quantum systems are important for future quantum networks, and their characterization is related to the quantum marginal problem. furtherm... | arxiv:1810.12845 |
in this report we examine topics relating to previous single j shell model results. a common thread in the two problems is that they both involve the isospin variable in an important way. | arxiv:nucl-th/0406039 |
to study population dynamics, ecologists and wildlife biologists use relative abundance data, which are often subject to temporal preferential sampling. temporal preferential sampling occurs when sampling effort varies across time. to account for preferential sampling, we specify a bayesian hierarchical abundance model... | arxiv:2212.05180 |
in this paper we present an approach towards the comprehensive analysis of the non - integrability of differential equations in the form $ \ ddot x = f ( x, t ) $ which is analogous to hamiltonian systems with 1 + 1 / 2 degree of freedom. in particular, we analyze the non - integrability of some important families of d... | arxiv:0808.3028 |
we consider a three dimensional system consisting of a large number of small spherical particles, which move due to gravity or with laminar shear and which merge when they cross. a size ratio criterion may be applied to restrict merging to similar sized particles ( locality of interactions ) or particles dissimilar in ... | arxiv:0809.1246 |
we study g - graded artinian algebras having poincar \ ' e duality and their lefschetz properties. we prove the equivalence between the toric setup and the g - graded one, and a hessian criterion in the g - graded setup. we provide an application to toric geometry. | arxiv:2407.17811 |
multibody dynamics simulations have become widely used tools for vehicle systems analysis and design. as this approach evolves, it becomes able to provide additional information for various types of analyses. one very important direction is the optimization of multibody systems. sensitivity analysis of multibody system... | arxiv:1405.5197 |
we study the conditions for convective instability in rotating, non - magnetic proto - - neutron stars. the criteria that determine stability of nascent neutron stars are analogous to the solberg - - hoiland conditions but including the presence of lepton gradients. our results show that, for standard angular velocity ... | arxiv:astro-ph/0403021 |
in this paper, we consider the wave equation with both a viscous kelvin - voigt and frictional damping as a model of viscoelasticity in which we incorporate an internal control with a moving support. we prove the null controllability when the control region, driven by the flow of an ode, covers all the domain. the proo... | arxiv:1303.3452 |
recent studies of femncocr - based high entropy alloys have demonstrated uncommon deformation behaviors such as transformation - induced plasticity, which were largely believed to be restricted to select families of steels. coupled with the potential for entropy stabilization of high symmetry phases at high temperature... | arxiv:2103.05567 |
forecasting future events is a fundamental challenge for temporal knowledge graphs ( tkg ). as in real life predicting a mean function is most of the time not sufficient, but the question remains how confident can we be about our prediction? thus, in this work, we will introduce a novel graph neural network architectur... | arxiv:2301.04977 |
in response to the increasing use of interactive artificial intelligence, the demand for the capacity to handle complex questions has increased. multi - hop question generation aims to generate complex questions that requires multi - step reasoning over several documents. previous studies have predominantly utilized en... | arxiv:2404.00571 |
we present rijhk imaging of seven radio galaxies from the 7c redshift survey ( 7crs ) which lack strong emission lines and we use these data to investigate their spectral energy distributions ( seds ) with models which constrain their redshifts. six of these seven galaxies have extremely red colours ( r - k > 5. 5 ) an... | arxiv:astro-ph/0011082 |
ultracold quantum gases of equal spin fermions with short range interactions are often considered free even in the presence of strongly binding spin - up - spin - down pairs. we describe a large class of many - particle schr \ " odinger operators with short - range pair interactions, where this approximation can be jus... | arxiv:2201.04362 |
in this paper the low energy limit of the bess model is studied in a systematic way. the method consists in eliminating the heavy vector field, by use of its classical equations of motion, in the infinite mass limit. after the elimination of the heavy degrees of freedom we get additional terms to the standard model lag... | arxiv:hep-ph/9410377 |
we study the transport properties of setups with one and two mesoscopic rings threaded by ac magnetic fluxes of the form \ phi ( t ) = \ phi ^ { dc } + \ phi ^ { ac } cos ( \ omega _ 0 t + \ delta ) and connected to two different particle reservoirs. we analyze the conditions to generate a pumped dc current in the adia... | arxiv:1211.5525 |
in the late 1970 ' s, the axion was proposed as a solution to the strong cp problem, i. e. the puzzle why the strong interactions conserve parity p and the product cp of charge conjugation and parity in spite of the fact that the standard model of elementary particles as a whole violates those symmetries. the original ... | arxiv:2003.02206 |
we report a detailed and systematic numerical study of wave propagation through a coherently amplifying random one - dimensional medium. the coherent amplification is modeled by introducing a uniform imaginary part in the site energies of the disordered single - band tight binding hamiltonian. several distinct length s... | arxiv:cond-mat/9712250 |
deep learning networks generally use non - biological learning methods. by contrast, networks based on more biologically plausible learning, such as hebbian learning, show comparatively poor performance and difficulties of implementation. here we show that hebbian learning in hierarchical, convolutional neural networks... | arxiv:2107.01729 |
microelectronic morphogenesis is the creation and maintenance of complex functional structures by microelectronic information within shape - changing materials. only recently has in - built information technology begun to be used to reshape materials and their functions in three dimensions to form smart microdevices an... | arxiv:2306.17288 |
feature matters. how to train a deep network to acquire discriminative features across categories and polymerized features within classes has always been at the core of many computer vision tasks, specially for large - scale recognition systems where test identities are unseen during training and the number of classes ... | arxiv:1710.00870 |
i very briefly describe the latest generation near infrared ( 1 - 2. 5 micron ) instruments which are available on, or under development for ` large ' ( d > = 3. 5 m ) telescopes. most of the imagers under construction are limited to relatively small fields, while the spectrometers aim at quite high resolving powers. t... | arxiv:astro-ph/9909108 |
when computing systems can tolerate the effects of errors or erasures in their communicated data values, they can trade this tolerance for improved resource efficiency. one method for enabling this tradeoff in the i / o subsystems of computing systems, is to use channel codes that reduce the power needed to send bits o... | arxiv:1804.02317 |
the familiar generating functionals in quantum field theory fail to be true measures and, so they make the sense only in the framework of the perturbation theory. in our approach, generating functionals are defined strictly as the fourier transforms of gaussian measures in nuclear spaces of multimomentum canonical vari... | arxiv:hep-th/9404001 |
a model for pulsars with polar - cap magnetic flux density b antiparallel with rotational spin is described. it recognizes the significance of two elementary processes, proton production in electromagnetic showers and photoelectric transitions in ions accelerated through the blackbody radiation field, which must be pre... | arxiv:1302.5260 |
sharp features in the primordial power spectrum are a powerful window into the inflationary epoch. to date, the cosmic microwave background ( cmb ) has offered the most sensitive avenue to search for these signatures. in this paper, we demonstrate the power of large - scale structure observations to surpass the cmb as ... | arxiv:1906.08758 |
( abridged ) we present results from an analysis of the x - ray properties of the ngc 383 galaxy group based on rosat pspc and hri data. x - ray emission can be traced out to ~ 1 mpc, the estimated virial radius of the system. we determine a total mass of 6x10 ^ { 13 } m _ sun for the group inside this radius with a ga... | arxiv:astro-ph/9902192 |
we study outer lipschitz geometry of real semialgebraic or, more general, definable in a polynomially bounded o - minimal structure over the reals, surface germs. in particular, any definable h \ " older triangle is either lipschitz normally embedded or contains some " abnormal " arcs. we show that abnormal arcs consti... | arxiv:2101.02302 |
a covariant - tensor method for $ su ( 2 ) _ { q } $ is described. this tensor method is used to calculate q - deformed clebsch - gordan coefficients. the connection with covariant oscillators and irreducible tensor operators is established. this approach can be extended to other quantum groups. | arxiv:hep-th/9304073 |
the shear - transformation - zone ( stz ) theory of plastic deformation predicts that sufficiently soft, non - crystalline solids are linearly unstable against forming periodic arrays of microstructural shear bands. a limited nonlinear analysis indicates that this instability may be the mechanism responsible for strain... | arxiv:cond-mat/0102033 |
goupil is a software library designed for the monte carlo transport of low - energy gamma - rays, such as those emitted from radioactive isotopes. the library is distributed as a python module. it implements a dedicated backward sampling algorithm that is highly effective for transporting photons in low density media. ... | arxiv:2412.02414 |
the strong atomistic spin orbit coupling of holes makes single - shot spin readout measurements difficult because it reduces the spin lifetimes. by integrating the charge sensor into a high bandwidth radio - frequency reflectometry setup we were able to demonstrate single - shot readout of a germanium quantum dot hole ... | arxiv:1803.01775 |
we prove a liouville type theorem for arbitrarily growing positive viscosity supersolutions of fully nonlinear uniformly elliptic equations in halfspaces. precisely, let $ m ^ - _ { \ lambda, \ lambda } $ be the pucci ' s inf - operator, defined as the infimum of all linear uniformly elliptic operators with ellipticity... | arxiv:1111.1083 |
in this paper we study the localization of a derived category of a graded gentle algebra by a subcategory generated by a spherical band object. this object corresponds to a simple closed curve under the equivalence between the perfect derived category of the graded gentle algebra and the partially wrapped fukaya catego... | arxiv:2407.04374 |
global navigation satellite systems ( gnss ) - based positioning plays a crucial role in various applications, including navigation, transportation, logistics, mapping, and emergency services. traditional gnss positioning methods are model - based and they utilize satellite geometry and the known properties of satellit... | arxiv:2406.16873 |
we study in the present article the kardar - parisi - zhang ( kpz ) equation $ $ \ partial _ t h ( t, x ) = \ nu \ delta h ( t, x ) + \ lambda | \ nabla h ( t, x ) | ^ 2 + \ sqrt { d } \, \ eta ( t, x ), \ qquad ( t, x ) \ in \ mathbb { r } _ + \ times \ mathbb { r } ^ d $ $ in $ d \ ge 3 $ dimensions in the perturbati... | arxiv:1702.03122 |
in this study, we explore the explainability of neural networks in agriculture and forestry, specifically in fertilizer treatment classification and wood identification. the opaque nature of these models, often considered ' black boxes ', is addressed through an extensive evaluation of state - of - the - art attributio... | arxiv:2402.11670 |
a paper, entitled " well - posedness and optimal decay rates for the viscoelastic kirchhoff equation " was published in 2016, in the journal boletim da sociedade paranaense de matematica. the main results of that paper are stated in theorem 1. 3. section 2 is devoted to stability estimates for the solutions of the gale... | arxiv:2203.17050 |
the memorization capacity of neural networks with a given architecture has been thoroughly studied in many works. specifically, it is well - known that memorizing $ n $ samples can be done using a network of constant width, independent of $ n $. however, the required constructions are often quite delicate. in this pape... | arxiv:2502.11162 |
teleportation of an epr pair using triplet in state of the horne - greenberger - zeilinger form to two receivers is considered. it needs a three - particle basis for joint measurement. by contrast the one qubit teleportation the required basis is not maximally entangled. it consists of the states corresponding to the m... | arxiv:quant-ph/9906110 |
long distance quantum communication is one of the prime goals in the field of quantum information science. with information encoded in the quantum state of photons, existing telecommunication fiber networks can be effectively used as a transport medium. to achieve this goal, a source of robust entangled single photon p... | arxiv:1305.2081 |
latent autoregressive models are useful time series models for the analysis of infectious disease data. evaluation of the likelihood function of latent autoregressive models is intractable and its approximation through simulation - based methods appears as a standard practice. although simulation methods may make the i... | arxiv:1805.10865 |
the dependence of the lyapunov exponent on the closeness parameter, $ \ epsilon $, in tangent bifurcation systems is investigated. we study and illustrate two averaging procedures for defining lyapunov exponents in such systems. first, we develop theoretical expressions for an isolated tangency channel in which the lya... | arxiv:chao-dyn/9810031 |
the growing popular awareness of personal privacy raises the following quandary : what is the new paradigm for collecting and protecting the data produced by ever - increasing sensor devices. most previous studies on co - design of data aggregation and privacy preservation assume that a trusted fusion center adheres to... | arxiv:2405.20914 |
the structure and vibrational density of states ( vdos ) of polymer glasses are investigated using numerical simulations based on the classical kremer - grest bead - spring model. we focus on the roles of chain length and bending stiffness, the latter being set by imposing three - body angular potentials along chain ba... | arxiv:1801.04130 |
in this work, we introduce a novel, end - to - end trainable cnn - based architecture to deliver high quality results for grasp detection suitable for a parallel - plate gripper, and semantic segmentation. utilizing this, we propose a novel refinement module that takes advantage of previously calculated grasp detection... | arxiv:2107.05287 |
the tribonacci sequence is a well - known example of third order recurrence sequence, which belongs to a particular class of recursive sequences. in this article, other generalized tribonacci sequence is introduced and defined by $ h _ { n + 2 } = h _ { n + 1 } + h _ { n } + h _ { n - 1 } \ \ ( n \ geq 1 ) $, where $ h... | arxiv:1807.03340 |
recent advances in high - fidelity semantic image editing heavily rely on the presumably disentangled latent spaces of the state - of - the - art generative models, such as stylegan. specifically, recent works show that it is possible to achieve decent controllability of attributes in face images via linear shifts alon... | arxiv:2111.14825 |
recent work [ j. s. lundeen et al. nature, 474, 188 ( 2011 ) ] directly measured the wavefunction by weakly measuring a variable followed by a normal ( i. e. ` strong ' ) measurement of the complementary variable. we generalize this method to mixed states by considering the weak measurement of the product of the two ob... | arxiv:1110.0727 |
the amount of surgical data, recorded during video - monitored surgeries, has extremely increased. this paper aims at improving existing solutions for the automated analysis of cataract surgeries in real time. through the analysis of a video recording the operating table, it is possible to know which instruments exit o... | arxiv:1609.05619 |
privacy - preserving deep neural network ( dnn ) inference is a necessity in different regulated industries such as healthcare, finance and retail. recently, homomorphic encryption ( he ) has been used as a method to enable analytics while addressing privacy concerns. he enables secure predictions over encrypted data. ... | arxiv:2111.03362 |
complex systems are hard to define. nevertheless they are more and more frequently encountered. examples include a worldwide airline traffic management system, a global telecommunication or energy infrastructure or even the whole legacy portfolio accumulated for more than thirty years in a large insurance company. ther... | arxiv:1409.6591 |
##stitutive models describing the behavior of soil. in 1960, alec skempton carried out an extensive review of the available formulations and experimental data in the literature about the effective stress validity in soil, concrete, and rock in order to reject some of these expressions, as well as clarify what expressio... | https://en.wikipedia.org/wiki/Geotechnical_engineering |
the j - pet detector, which consists of inexpensive plastic scintillators, has demonstrated its potential in the study of fundamental physics. in recent years, a prototype with 192 plastic scintillators arranged in 3 layers has been optimized for the study of positronium decays. this allows performing precision tests o... | arxiv:2301.02832 |
we present a mean - field approach to simulating merging processes of two spherical collisionless stellar systems. this approach is realized with a self - consistent field ( scf ) method in which the full spatial dependence of the density and potential of a system is expanded in a set of basis functions for solving poi... | arxiv:1903.03138 |
motivated by the searching for $ bb \ bar { b } \ bar { b } $ states at lhc recently, we calculate the ground - state energies of $ bb \ bar { b } \ bar { b } $ states with quantum numbers $ ij ^ p = 00 ^ +, 01 ^ +, 02 ^ + $ in a nonrelativistic chiral quark model using the gaussian expansion method. in our calculation... | arxiv:1902.00008 |
this article aims to provide a novel formalization of the concept of computational irreducibility in terms of the exactness of functorial correspondence between a category of data structures and elementary computations and a corresponding category of ( 1 - dimensional ) cobordisms. we proceed to demonstrate that, by eq... | arxiv:2301.04690 |
this paper presents a new optical integrated sensing and communication ( o - isac ) framework tailored for cost - effective light - emitting diode ( led ) for enhanced internet of things ( iot ) applications. unlike prior research on isac, which predominantly focused on radio frequency ( rf ) band, o - isac capitalizes... | arxiv:2305.04395 |
reward modeling in large language models is susceptible to reward hacking, causing models to latch onto superficial features such as the tendency to generate lists or unnecessarily long responses. in reinforcement learning from human feedback ( rlhf ) and more generally during post - training flawed reward signals ofte... | arxiv:2410.21545 |
we give a recursion for the multivariate rogers - szeg \ " o polynomials, along with another recursive functional equation, and apply them to compute special values. we also consider the sum of all $ q $ - multinomial coefficients of some fixed degree and length, and give a recursion for this sum which follows from the... | arxiv:1011.0984 |
we study proton - antiproton annihilation into $ \ lambda _ c \ bar { \ lambda } _ c $ pairs within the generalized parton picture. our starting point is the double handbag diagram which is shown to factorize into soft generalized parton distributions for the $ p \ to \ lambda _ c $ ( and $ \ bar { p } \ to \ bar { \ l... | arxiv:0811.2661 |
we consider domain walls ( dw ' s ) between single - mode and bimodal states that occur in coupled nonlinear diffusion ( nld ), real ginzburg - landau ( rgl ), and complex ginzburg - landau ( cgl ) equations with a spatially dependent coupling coefficient. group - velocity terms are added to the nld and rgl equations, ... | arxiv:patt-sol/9609003 |
we present the general regular warped solution with 4d minkowski spacetime in six - dimensional gauged supergravity. in this framework, we can easily embed multiple conical branes into the warped geometry by choosing an undetermined holomorphic function. as an example, for the holomorphic function with many zeroes, we ... | arxiv:hep-th/0510026 |
we address the hypothesis that high velocity clouds correspond to the " missing " dwarf galaxies of the local group predicted by cosmological simulations. to this end, we present optical and near - infrared photometry of five additional high velocity clouds, one of which produces lyman series absorption on the sight li... | arxiv:astro-ph/0610748 |
we study the motion of an overdamped colloidal particle in a time - dependent non - harmonic potential. we demonstrate the first law - like balance between applied work, exchanged heat, and internal energy on the level of a single trajectory. the observed distribution of applied work is distinctly non - gaussian in goo... | arxiv:cond-mat/0512461 |
hexagonal boron nitride ( hbn ), having an in - plane hexagonal structure in the sp2 arrangement of atoms, proclaims structural similarity with graphene with only a small lattice mismatch. despite having nearly identical atomic arrangements and exhibiting almost identical properties, the electronic structures of the tw... | arxiv:2305.01362 |
the star formation efficiency ( sfe ) measures the proportion of molecular gas converted into stars, while the star formation rate ( sfr ) indicates the rate at which gas is transformed into stars. here we propose such a model in the framework of a global radial collapse of molecular clouds, where the collapse velocity... | arxiv:2408.16299 |
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