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the national electrical manufacturers association ' s ( nema ) nu 4 - 2008 standard specifies methodology for evaluating the performance of small - animal pet scanners. the standard ' s goal is to enable comparison of different pet scanners over a wide range of technologies and geometries used. in this work, we discuss... | arxiv:1910.12070 |
seven - manifolds of g _ 2 holonomy provide a bridge between m - theory and string theory, via kaluza - klein reduction to calabi - yau six - manifolds. we find first - order equations for a new family of g _ 2 metrics d _ 7, with s ^ 3 \ times s ^ 3 principal orbits. these are related at weak string coupling to the re... | arxiv:hep-th/0112098 |
chaotic systems such as the gravitational n - body problem are ubiquitous in astronomy. machine learning ( ml ) is increasingly deployed to predict the evolution of such systems, e. g. with the goal of speeding up simulations. strategies such as active learning ( al ) are a natural choice to optimize ml training. here ... | arxiv:2311.18010 |
the equilibrium properties of polymer droplets on a soft deformable surface are investigated by molecular dynamics simulations of a bead - spring model. the surface consists of a polymer brush with irreversibly end - tethered linear homopolymer chains onto a flat solid substrate. we tune the softness of the surface by ... | arxiv:1107.2898 |
these systems. the growing field of gene therapy also relies on bioprocessing techniques to produce viral vectors, which are used to deliver therapeutic genes to patients. this involves scaling up processes from laboratory to industrial scale while maintaining safety and regulatory compliance. as the demand for biophar... | https://en.wikipedia.org/wiki/Biochemical_engineering |
we view disentanglement learning as discovering an underlying structure that equivariantly reflects the factorized variations shown in data. traditionally, such a structure is fixed to be a vector space with data variations represented by translations along individual latent dimensions. we argue this simple structure i... | arxiv:2106.03375 |
we characterize the limiting distributions of random variables of the form $ p _ n \ left ( ( x _ i ) _ { i \ ge 1 } \ right ) $, where : ( i ) $ ( p _ n ) _ { n \ ge 1 } $ is a sequence of multivariate polynomials, each potentially involving countably many variables ; ( ii ) there exists a constant $ d \ ge 1 $ such t... | arxiv:2412.06749 |
we consider folded spinning strings in ads _ 5xs ^ 5 ( with one spin component s in ads _ 5 and j in s ^ 5 ) corresponding to the tr ( d ^ s z ^ j ) operators in the sl ( 2 ) sector of the n = 4 sym theory in the special scaling limit in which both the string mass m ~ \ sqrt \ lambda \ ln s and j are sent to infinity w... | arxiv:0712.2479 |
context. ultracompact x - ray binaries ( ucxbs ) typically consist of a white dwarf donor and a neutron star or black hole accretor. the evolution of ucxbs and very low mass ratio binaries in general is poorly understood. aims. we investigate the evolution of ucxbs in order to learn for which mass ratios and accretor t... | arxiv:1111.5978 |
widely popular transformer - based nlp models such as bert and turing - nlg have enormous capacity trending to billions of parameters. current execution methods demand brute - force resources such as hbm devices and high speed interconnectivity for data parallelism. in this paper, we introduce a new relay - style execu... | arxiv:2002.05645 |
infinite - dimensional lie superalgebras, particularly borcherds - kac - moody ( bkm ) superalgebras, play a fundamental role in mathematical physics, number theory, and representation theory. in this paper, we study the root multiplicities of bkm superalgebras via their denominator identities, deriving explicit combin... | arxiv:2503.11230 |
we consider bernoulli percolation on transitive graphs of polynomial growth. in the subcritical regime ( $ p < p _ c $ ), it is well known that the connection probabilities decay exponentially fast. in the present paper, we study the supercritical phase ( $ p > p _ c $ ) and prove the exponential decay of the truncated... | arxiv:2107.06326 |
in this paper, we investigate the computability of thermodynamic invariants at zero temperature for one - dimensional subshifts of finite type. in particular, we prove that the residual entropy ( i. e., the joint ground state entropy ) is an upper semi - computable function on the space of continuous potentials, but it... | arxiv:1809.00147 |
the production of electron - positron pairs from vacuum by counterpropagating laser beams of linear polarization is calculated. in contrast to the usual approximate approach, the spatial dependence and magnetic component of the laser field are taken into account. we show that the latter strongly affects the creation pr... | arxiv:0810.4047 |
we discuss the timescales for alignment of black hole and accretion disc spins in the context of binary systems. we show that for black holes that are formed with substantial angular momentum, the alignment timescales are likely to be at least a substantial fraction of the systems ' lifetimes. this result explains the ... | arxiv:astro-ph/0209105 |
the increasing inclusion of machine learning ( ml ) models in safety critical systems like autonomous cars have led to the development of multiple model - based ml testing techniques. one common denominator of these testing techniques is their assumption that training programs are adequate and bug - free. these techniq... | arxiv:1909.02562 |
we present the results of a massive variability search based on a photometric survey of a six square degree region along the galactic plane at ( $ l = 305 ^ \ circ $, $ b = - 0. 8 ^ \ circ $ ) and ( $ l = 330 ^ \ circ $, $ b = - 2. 5 ^ \ circ $ ). this survey was performed in the framework of the eros ii ( exp \ ' erie... | arxiv:astro-ph/0204246 |
many marine invertebrates have larval stages covered in linear arrays of beating cilia, which propel the animal while simultaneously entraining planktonic prey. these bands are strongly conserved across taxa spanning four major superphyla, and they are responsible for the unusual morphologies of many invertebrate larva... | arxiv:1611.01173 |
we develop a fast and accurate calculation method for ionization degrees in protoplanetary and circumplanetary disks including dust grains. we apply our method to calculate the ionization degree of circumplanetary disks. it is important to understand the structure and evolution of protoplanetary / circumplanetary disks... | arxiv:1106.3528 |
the group of affine transformations with rational coefficients, $ aff ( q ) $, acts naturally on the real line, but also on the $ p $ - adic fields. the aim of this note is to show that all these actions are necessary and sufficient to represent bounded $ \ mu $ - harmonic functions for a probability measure $ \ mu $ o... | arxiv:math/0403197 |
we consider the downlink of a two - layer heterogeneous network, comprising macro cells ( mcs ) and small cells ( scs ). the existing literature generally assumes independent placements of the access points ( aps ) in different layers ; in contrast, we analyze a dependent placement where sc aps are placed at locations ... | arxiv:1609.06395 |
we employ the hyper central approach to study the masses and magnetic moments of the baryons constituting single charm and beauty quark. the confinement potential is assumed in the hyper central co - ordinates of the coulomb plus power potential form. | arxiv:0710.3828 |
edge computing that leverages cloud resources to the proximity of user devices is seen as the future infrastructure for distributed applications. however, developing and deploying edge applications, that rely on cellular networks, is burdensome. such network infrastructures are often based on proprietary components, ea... | arxiv:1905.03883 |
recently, the mobile industry has experienced an extreme increment in number of its users. the gsm network with the greatest worldwide number of users succumbs to several security vulnerabilities. although some of its security problems are addressed in its upper generations, there are still many operators using 2g syst... | arxiv:1002.3175 |
when do mucus films plug lung airways? using reduced - order simulations of a large ensemble of randomly perturbed films, we show that the answer is not determined by just the film ' s volume. while very thin films always stay open and very thick films always plug, we find a range of intermediate films for which pluggi... | arxiv:2504.01656 |
graph - based causal discovery methods aim to capture conditional independencies consistent with the observed data and differentiate causal relationships from indirect or induced ones. successful construction of graphical models of data depends on the assumption of causal sufficiency : that is, that all confounding var... | arxiv:2101.02332 |
- dropouts ). | arxiv:1007.5396 |
robotic blimps, as lighter - than - air aerial systems, offer prolonged duration and enhanced safety in human - robot interactions due to their buoyant lift. however, robust flight against environmental airflow disturbances remains a significant challenge, limiting the broader application of these robots. drawing inspi... | arxiv:2406.10810 |
the nuclear k - shell electron - capture ( ec ) and positron ( beta + ) decay constants, lambda _ ( ec ) and lambda _ ( beta ^ + ) of h - like 140pr58 + and he - like 140pr57 + ions, measured recently in the esr ion storage ring at gsi, were calculated using standard weak interaction theory. the calculated ratios r = l... | arxiv:0711.3184 |
a new magnetic, eclipsing cataclysmic variable is identified as the counterpart of the x - ray source rx j0719. 2 + 6557 detected during the rosat all - sky survey. the relative phasing of photometric and spectroscopic periods indicates a self - eclipsing system. doppler tomography points to the heated surface of the s... | arxiv:astro-ph/9609166 |
recently, the advancement of self - supervised learning techniques, like masked autoencoders ( mae ), has greatly influenced visual representation learning for images and videos. nevertheless, it is worth noting that the predominant approaches in existing masked image / video modeling rely excessively on resource - int... | arxiv:2402.19082 |
we prove that for all $ n \ in \ mathbb { n } $, there exists a constant $ c _ { n } $ such that for all $ d \ in \ mathbb { n } $, for every row contraction $ t $ consisting of $ d $ commuting $ n \ times n $ matrices and every polynomial $ p $, the following inequality holds : \ [ \ | p ( t ) \ | \ le c _ { n } \ sup... | arxiv:2109.08550 |
decays of radionuclides throughout the earth ' s interior produce geothermal heat, but also are a source of antineutrinos. the ( angle - integrated ) geoneutrino flux places an integral constraint on the terrestrial radionuclide distribution. in this paper, we calculate the angular distribution of geoneutrinos, which o... | arxiv:hep-ph/0406001 |
propagating, directionally dependent, polarized spin - currents are created in an anisotropic planar semiconductor microcavity, via rayleigh scattering of optically injected polaritons in the optical spin hall regime. the influence of anisotropy results in the suppression or enhancement of the pseudospin precession of ... | arxiv:0906.0746 |
we introduce the preliminary exploration of aniballoons, a novel form of chat balloon animations aimed at enriching nonverbal affective expression in text - based communications. aniballoons were designed using extracted motion patterns from affective animations and mapped to six commonly communicated emotions. an eval... | arxiv:2307.11356 |
the stochastic heavy ball momentum ( shbm ) method has gained considerable popularity as a scalable approach for solving large - scale optimization problems. however, one limitation of this method is its reliance on prior knowledge of certain problem parameters, such as singular values of a matrix. in this paper, we pr... | arxiv:2305.05482 |
this paper describes the system developed by the ustc - nelslip team for semeval - 2023 task 2 multilingual complex named entity recognition ( multiconer ii ). a method named statistical construction and dual adaptation of gazetteer ( scdag ) is proposed for multilingual complex ner. the method first utilizes a statist... | arxiv:2305.02517 |
a lattice in the euclidean space is standard if it has a basis consisting vectors whose norms equal to the length in its successive minima. in this paper, it is shown that with the $ l ^ 2 $ norm all lattices of dimension $ n $ are standard if and only if $ n \ leqslant 4 $. it is also proved that with an arbitrary nor... | arxiv:1703.08765 |
we give a self - contained and enriched review about topology properties in the rapidly growing field of topological states of matter ( tsm ). this review is mainly focus on the beautiful interplay of topology mathematics and condensed matter physics that issuing tsm. fiber bundle theory is a powerful concept to descri... | arxiv:1309.2056 |
the statistical method used in the analyses of measurements of neutrino oscillation mixing angle $ \ theta _ { 13 } $ by the daya bay collaboration is based on variational minimization of a $ \ chi ^ 2 $ function defined in terms of quantities of interest and pull factors which are introduced to deal with effects of sy... | arxiv:1801.04051 |
we calculate the static polarizability of multilayer graphene and study the effect of stacking arrangement, carrier density, and onsite energy difference on graphene screening properties. at low densities, the energy spectrum of multilayer graphene is described by a set of chiral two - dimensional electron systems and ... | arxiv:1202.2132 |
it is folklore that a power bounded operator on a sequentially complete locally convex space generates a uniformly continuous $ c _ 0 $ - semigroup which is given by the corresponding power series representation. recently, doma \ ' nski asked if in this result the assumption of being power bounded can be relaxed. we em... | arxiv:1506.08451 |
robust estimators for linear regression require non - convex objective functions to shield against adverse affects of outliers. this non - convexity brings challenges, particularly when combined with penalization in high - dimensional settings. selecting hyper - parameters for the penalty based on a finite sample is a ... | arxiv:2409.12890 |
we have measured the persistent current in individual normal metal rings over a wide range of magnetic fields. from this data, we extract the first six cumulants of the single - ring persistent current distribution. our results are consistent with the theoretical prediction that this distribution should be nearly gauss... | arxiv:1204.3821 |
by using the abstract version of struwe ' s monotonicity - trick we prove the existence of a positive solution to the problem ( - \ delta ) ^ s u + k u = f ( x, u ) in r ^ n u \ in h ^ s ( r ^ n ), k > 0 where f ( x, t ) : r ^ n \ times r \ rightarrow r is a caratheodory function, 1 - periodic in x and does not satisfy... | arxiv:1601.06281 |
we analyze a new gravitational lens, oac - gl j1223 - 1239, serendipitously found in a deep i - band image of the hubble space telescope ( hst ) advanced camera for surveys ( acs ). the lens is a l _ *, edge - on s0 galaxy at z = 0. 4656. the gravitational arc has a radius of 0. 42 arcsec. we have determined the total ... | arxiv:0809.4125 |
the rapidly developing research field of organic analogue sensors aims to replace traditional semiconductors with naturally occurring materials. photosensors, or photodetectors, change their electrical properties in response to the light levels they are exposed to. organic photosensors can be functionalised to respond ... | arxiv:2003.07825 |
the occurrence of a neutron resonance energy is a common feature of unconventional superconductors. in turn, the low - temperature incommensurate sharp peaks observed in the inelastic neutron scattering of la $ _ { 2 - x } $ sr $ _ x $ cuo $ _ 4 $ ( lsco ) correspond to four rods symmetrically distributed around $ [ \ ... | arxiv:1005.0601 |
statistical parametric mapping ( spm ) is an integrated set of methods for testing hypotheses about the brain ' s structure and function, using data from imaging devices. these methods are implemented in an open source software package, spm, which has been in continuous development for more than 30 years by an internat... | arxiv:2501.12081 |
the prompt gamma - ray bursts ' ( grbs ) efficiency is an important clue on the emission mechanism producing the $ \ gamma $ - rays. previous estimates of the kinetic energy of the blast waves, based on the x - ray afterglow luminosity $ l _ x $, suggested that this efficiency is large, with values above 90 \ % in some... | arxiv:1606.00311 |
we consider nonparametric functional regression when both predictors and responses are functions. more specifically, we let $ ( x _ 1, y _ 1 ),..., ( x _ n, y _ n ) $ be random elements in $ \ mathcal { f } \ times \ mathcal { h } $ where $ \ mathcal { f } $ is a semi - metric space and $ \ mathcal { h } $ is a separab... | arxiv:1111.6230 |
pull request ( pr ) is the main method for code contributions from the external contributors in github. pr review is an essential part of open source software developments to maintain the quality of software. matching a new pr for an appropriate integrator will make the pr reviewing more effective. however, pr and inte... | arxiv:1710.10421 |
the relationship between star formation and infrared emission in galaxies will be investigated. if galaxies were simple objects and young stars were completely covered with dust, then all the absorbed light of the young stars would be re - emitted in the infrared and from the infrared emission of galaxies we would infe... | arxiv:astro-ph/0501373 |
aims. to derive the mass profiles of the different luminous and dark components in clusters. methods. the cluster mass profile is determined by using the jeans equation applied to the projected phase - space distribution of about 3000 galaxies members of 59 nearby clusters from the eso nearby abell cluster survey. the ... | arxiv:astro-ph/0511309 |
transport chain, which is a series of four protein complexes that transfer electrons from one complex to another, thereby releasing energy from nadh and fadh2 that is coupled to the pumping of protons ( hydrogen ions ) across the inner mitochondrial membrane ( chemiosmosis ), which generates a proton motive force. ener... | https://en.wikipedia.org/wiki/Biology |
spiking - neural - networks ( snns ) are promising at edge devices since the event - driven operations of snns provides significantly lower power compared to analog - neural - networks ( anns ). although it is difficult to efficiently train snns, many techniques to convert trained anns to snns have been developed. howe... | arxiv:2008.04509 |
in this paper we study the low dimensional cohomology groups of hom - lie algebras and their relation with derivations, abelian extensions and crossed modules. on one hand, we introduce the notion of $ \ alpha $ - abelian extensions and we obtain a five term exact sequence in cohomology. on the other hand, we introduce... | arxiv:1802.04061 |
the cosmological constant if considered as a fundamental constant, provides an information treatment for gravitation problems, both cosmological and of black holes. the efficiency of that approach is shown via gedanken experiments for the information behavior of the horizons for schwarzschild - de sitter and kerr - de ... | arxiv:2103.14555 |
we present the characterization of 8 - 12 ghz whispering gallery mode resonators machined in high - quality sapphire crystals elaborated with different growth techniques. these microwave resonators are intended to constitute the reference frequency of ultra - stable cryogenic sapphire oscillators. we conducted systemat... | arxiv:1504.02711 |
we consider mass correction effects on the polar angular distribution of a baryon - - antibaryon pair created in the chain decay process $ e ^ - e ^ + \ to j / \ psi \ to b \ bar b $, generalizing a previous analysis of carimalo. we show the relevance of the features of the baryon distribution amplitudes and estimate t... | arxiv:hep-ph/9412205 |
using tidal disruption of globular clusters by the galactic center, we put limits on the total mass ever enclosed into orbits of observed globular clusters. under the assumption that the rate of mass loss from the galaxy is steady, we then deduce a bound on this rate. in particular this bound can be used to constrain t... | arxiv:astro-ph/0405201 |
we consider $ p $ - blocks with abelian defect groups and in the first part prove a relationship between its loewy length and that for blocks of normal subgroups of index $ p $. using this, we show that if $ b $ is a $ 2 $ - block of a finite group with abelian defect group $ d \ cong c _ { 2 ^ { a _ 1 } } \ times \ cd... | arxiv:1607.08795 |
this paper presents the theoretical basis of the fireball / blast wave model, and some implications of recent results on grb source models and cosmic - ray production from grbs. batse observations of the prompt gamma - ray luminous phase, and beppo - sax and long wavelength afterglow observations of grbs are briefly su... | arxiv:astro-ph/0202254 |
we demonstrate that a first order isotropic - to - nematic phase transition in liquid crystals can be succesfully modeled within the generalized landau - de gennes theory by selecting an appropriate combination of elastic constants. the numerical simulations of the model established in this paper qualitatively reproduc... | arxiv:1902.06342 |
this paper is mainly concerned with the solutions to both forward and backward mean - field stochastic partial differential equation and the corresponding optimal control problem for mean - field stochastic partial differential equation. we first prove the continuous dependence theorems of forward and backward mean - f... | arxiv:1610.02486 |
in mathematics, a submersion is a differentiable map between differentiable manifolds whose differential is everywhere surjective. it is a basic concept in differential topology, dual to that of an immersion. = = definition = = let m and n be differentiable manifolds, and let f : m → n { \ displaystyle f \ colon m \ to... | https://en.wikipedia.org/wiki/Submersion_(mathematics) |
we present a unified description of the vector meson and dilepton production in elementary and in heavy ion reactions. the production of vector mesons ( $ \ rho, \ omega $ ) is described via the excitation of nuclear resonances ( $ r $ ). the theoretical framework is an extended vector meson dominance model ( evmd ). t... | arxiv:nucl-th/0305015 |
compared with contact - based fingerprint acquisition techniques, contactless acquisition has the advantages of less skin distortion, larger fingerprint area, and hygienic acquisition. however, perspective distortion is a challenge in contactless fingerprint recognition, which changes ridge orientation, frequency, and ... | arxiv:2205.00967 |
3d single object tracking is a key issue for robotics. in this paper, we propose a transformer module called point - track - transformer ( ptt ) for point cloud - based 3d single object tracking. ptt module contains three blocks for feature embedding, position encoding, and self - attention feature computation. feature... | arxiv:2108.06455 |
we consider the geodesic flow for a rank one non - positive curvature closed manifold. we prove an asymptotic version of the central limit theorem for families of measures constructed from regular closed geodesics converging to the bowen - margulis - knieper measure of maximal entropy. the technique expands on ideas of... | arxiv:2008.08537 |
dynamical nature of the josephson vortex ( jv ) system in bi $ _ 2 $ sr $ _ 2 $ cacu $ _ 2 $ o $ _ { 8 + \ delta } $ ( bi2212 ) has been investigated in the presence of the c - axis current with magnetic field alignments very close to the $ ab $ - plane. as a function of magnetic fields, the c - axis jv flux flow resis... | arxiv:cond-mat/0503498 |
in this note we describe a unique linear embedding of a prime fano 4 - fold f of genus 10 into the grassmannian g ( 3, 6 ). we use this to construct some moduli spaces of bundles on linear sections of f. in particular the moduli space of bundles with mukai vector ( 3, l, 3 ) on a generic polarized k3 surface ( s, l ) o... | arxiv:1005.5528 |
with its very wide energy band ( 0. 1 - 100 kev ), bepposax has played a fundamental role in the blazar field, allowing in particular a better study of the highest synchrotron peaked objects. here we summarize the results of an observational program performed with the aim to find and study more extreme bl lac sources. ... | arxiv:astro-ph/0206482 |
we consider a decision aggregation problem with two experts who each make a binary recommendation after observing a private signal about an unknown binary world state. an agent, who does not know the joint information structure between signals and states, sees the experts ' recommendations and aims to match the action ... | arxiv:2311.14094 |
we compute the leading order hadronic vacuum polarization ( lo - hvp ) contribution to the anomalous magnetic moment of the muon, $ ( g _ \ mu - 2 ) $, using lattice qcd. calculations are performed with four flavors of 4 - stout - improved staggered quarks, at physical quark masses and at six values of the lattice spac... | arxiv:2002.12347 |
galaxy morphology in atomic hydrogen ( hi ) and in the ultra - violet ( uv ) are closely linked. this has motivated their combined use to quantify morphology over the full h i disk for both h i and uv imaging. we apply galaxy morphometrics : concentration, asymmetry, gini, m20 and multimode - intensity - deviation stat... | arxiv:2302.07963 |
in this work we construct a unified model of dark energy and dark matter. this is done with the following three elements : a gravitating scalar field, phi with a non - conventional kinetic term, as in the string theory tachyon ; an arbitrary potential, v ( phi ) ; two measures - - a metric measure ( sqrt { - g } ) and ... | arxiv:1205.1056 |
we derive a combinatorial sufficient condition for a partial correlation hypersurface in the parameter space of a directed gaussian graphical model to be nonsingular, and speculate on whether this condition can be used in algorithms for learning the graph. since the condition is fulfilled in the case of a complete dag ... | arxiv:1806.00320 |
we study certain top intersection products on the hilbert scheme of points on a nonsingular surface relative to an effective smooth divisor. we find a formula relating these numbers to the corresponding intersection numbers on the non - relative hilbert schemes. in particular, we obtain a relative version of the explic... | arxiv:1504.01107 |
can we teach a robot to recognize and make predictions for activities that it has never seen before? we tackle this problem by learning models for video from text. this paper presents a hierarchical model that generalizes instructional knowledge from large - scale text corpora and transfers the knowledge to video. give... | arxiv:2106.03158 |
three isostructural cyano - bridged heptanuclear complexes, [ { cuii ( saldmen ) ( h2o ) } 6 { miii ( cn ) 6 } ] ( clo4 ) 3 $ \ cdotp $ 8h2o ( m = feiii 2 ; coiii, 3 ; criii 4 ), have been obtained by reacting the binuclear copper ( ii ) complex, [ cu2 ( saldmen ) 2 ( mu - h2o ) ( h2o ) 2 ] ( clo4 ) 2 $ \ cdotp $ 2h2o ... | arxiv:1006.0389 |
careful first - principles density functional calculations reveal the importance of hexagonal versus cubic stacking of closed packed planes of pd as far as local magnetic properties are concerned. we find that, contrary to the stable face centered cubic phase, which is paramagnetic, the hexagonal close - packed phase o... | arxiv:cond-mat/0601658 |
we propose an extension of wenzel - kramers - brillouin ( wkb ) approximation for solving the schr \ " odinger equation. a set of coupled differential equations is obtained by considering an ansatz of the wave function with an auxiliary condition on gauging its first derivative. it is shown that the alternating perturb... | arxiv:2207.00935 |
pervasive pre - riesz spaces are defined by means of vector lattice covers. to avoid the computation of a vector lattice cover, we give two distinct intrinsic characterizations of pervasive pre - riesz spaces. we introduce weakly pervasive pre - riesz spaces and observe that this property can be easily checked in examp... | arxiv:1803.07454 |
we study the possibility of probing the scale of left - right symmetry breaking in the context of left - right symmetric models ( lrsm ). in lrsm, the right handed fermions transform as doublets under a newly introduced $ su ( 2 ) _ r $ gauge symmetry. this, along with a discrete parity symmetry $ \ mathcal { p } $ ens... | arxiv:2205.12220 |
the ( signed ) projective cubes, as a special class of graphs closely related to the hypercubes, are on the crossroad of geometry, algebra, discrete mathematics and linear algebra. defined as cayley graphs on binary groups, they represent basic linear dependencies. capturing the four - color theorem as a homomorphism t... | arxiv:2406.10814 |
digital imaging has been steadily improving over the past decades and we are moving towards a wide use of multi - and hyperspectral cameras. a key component of such imaging systems are color filter arrays, which define the spectrum of light detected by each camera pixel. hence, it is essential to develop a variable, ro... | arxiv:2004.06423 |
target - specific peptides, such as conotoxins, exhibit exceptional binding affinity and selectivity toward ion channels and receptors. however, their therapeutic potential remains underutilized due to the limited diversity of natural variants and the labor - intensive nature of traditional optimization strategies. her... | arxiv:2505.02887 |
we present a large scale exact diagonalization study of the one dimensional spin $ 1 / 2 $ heisenberg model in a random magnetic field. in order to access properties at varying energy densities across the entire spectrum for system sizes up to $ l = 22 $ spins, we use a spectral transformation which can be applied in a... | arxiv:1411.0660 |
this paper has been withdrawn by the authors due to an unlikely results. | arxiv:0807.4352 |
dataset licensing is currently an issue in the development of machine learning systems. and in the development of machine learning systems, the most widely used are publicly available datasets. however, since the images in the publicly available dataset are mainly obtained from the internet, some images are not commerc... | arxiv:2303.13735 |
we study the thermodynamic behavior of static and spherically symmetric hairy black holes in massive gravity. in this case, the black hole is surrounded in a spherical cavity with a fixed temperature on the surface. it is observed that these black holes have a phase transition similar to the liquid - gas phase transiti... | arxiv:1409.6839 |
the interstellar medium is observed in a hierarchical fractal structure over several orders of magnitude in scale. aiming to understand the origin of this structure, we carry out numerical simulations of molecular cloud fragmentation, taking into account self - gravity, dissipation and energy input. self - gravity is c... | arxiv:astro-ph/0007119 |
long - term pain conditions after surgery and patients ' responses to pain relief medications are not yet fully understood. while recent studies developed an index for nociception level of patients under general anesthesia, based on multiple physiological parameters, it remains unclear whether and how dynamics of these... | arxiv:2109.00888 |
time series modeling for predictive purpose has been an active research area of machine learning for many years. however, no sufficiently comprehensive and meanwhile substantive survey was offered so far. this survey strives to meet this need. a unified presentation has been adopted for entire parts of this compilation... | arxiv:2104.00164 |
the gamma distribution arises frequently in bayesian models, but there is not an easy - to - use conjugate prior for the shape parameter of a gamma. this inconvenience is usually dealt with by using either metropolis - hastings moves, rejection sampling methods, or numerical integration. however, in models with a large... | arxiv:1802.01610 |
agriculture, vital for global sustenance, necessitates innovative solutions due to a lack of organized domain experts, particularly in developing countries where many farmers are impoverished and cannot afford expert consulting. initiatives like farmers helpline play a crucial role in such countries, yet challenges suc... | arxiv:2407.04721 |
learning from demonstration ( lfd ) algorithms enable humans to teach new skills to robots through demonstrations. the learned skills can be robustly reproduced from the identical or near boundary conditions ( e. g., initial point ). however, when generalizing a learned skill over boundary conditions with higher varian... | arxiv:2110.14817 |
this paper aims to study the functional renormalization group for quantum $ ( 2 + p ) $ - spin dynamics of a $ n $ - vector $ \ textbf { x } \ in \ mathbb { r } ^ n $. by fixing the gauge symmetry in the construction of the frg, that breaks the $ o ( n ) $ - symmetry and deriving the corresponding non - trivial ward id... | arxiv:2411.11089 |
in recent years modelling crowd and evacuation dynamics has become very important, with increasing huge numbers of people gathering around the world for many reasons and events. the fact that our global population grows dramatically every year and the current public transport systems are able to transport large amounts... | arxiv:1501.06496 |
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