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we introduce a class of half lightlike submanifolds of almost contact b - metric manifolds and prove that such submanifolds are semi - riemannian with respect to the associated b - metric. object of investigations are also minimal of the considered submanifolds and a non - trivial example for them is given. | arxiv:2003.06605 |
this paper presents an application of partial contraction analysis to the study of global synchronization in discrete chaotic systems. explicit sufficient conditions on the coupling strength of networks of discrete oscillators are derived. numerical examples and applications to simple systems are presented. previous re... | arxiv:nlin/0609064 |
we establish an $ h $ - principle for exact lagrangian immersions with transverse self - intersections and the minimal, or near - minimal number of double points. one corollary of our result is that any orientable closed 3 - manifold admits an exact lagrangian immersion into standard symplectic 6 - space $ \ r ^ 6 _ \ ... | arxiv:1303.0588 |
to train a deep neural network to mimic the outcomes of processing sequences, a version of conditional generalized adversarial network ( cgan ) can be used. it has been observed by others that cgan can help to improve the results even for deterministic sequences, where only one output is associated with the processing ... | arxiv:2011.00835 |
we relate the mather invariant of diffeomorphisms of the ( closed ) interval to their asymptotic distortion. for maps with only parabolic fixed points, we show that the former is trivial if and only if the latter vanishes. as a consequence, we obtain that such a diffeomorphism of the interval with no fixed point in the... | arxiv:1912.09305 |
we consider a continuous path of bounded symmetric fredholm bilinear forms with arbitrary endpoints on a real hilbert space, and we prove a formula that gives the spectral flow of the path in terms of the spectral flow of the restriction to a finite codimensional closed subspace. we also discuss the case of restriction... | arxiv:0801.4102 |
this work devotes to investigate the dynamical emergence of black hole shadow from gravitational lensing in dynamical spacetime by using the collapsing boson star. two characterized scenarios are adopted with or without considering the time delay of light propagation. as the boson star evolves, new einstein rings emerg... | arxiv:2503.14159 |
we study the liquid - gas phase transition of stellar matter with the inclusion of the finite - size effect from surface and coulomb energies. the equilibrium conditions for two coexisting phases are determined by minimizing the total free energy including the surface and coulomb contributions, which are different from... | arxiv:1602.06409 |
diffusive transport of particles or, more generally, small objects is a ubiquitous feature of physical and chemical reaction systems. in configurations containing confining walls or constrictions transport is controlled both by the fluctuation statistics of the jittering objects and the phase space available to their d... | arxiv:0808.2345 |
optical fiber links have demonstrated their ability to transfer the ultra - stable clock signals. in this paper we propose and demonstrate a new scheme to transfer both time and radio frequency with the same wavelength based on coherent demodulation technique. time signal is encoded as a binary phase - shift keying ( b... | arxiv:1909.03197 |
we analyze a modification of the richards growth model by introducing a time - dependent perturbation in the growth rate. this modification becomes effective at a special switching time, which represents the first - crossing - time of the richards growth curve through a given constant boundary. the relevant features of... | arxiv:2410.22860 |
in csl ' 99 roversi pointed out that the turing machine encoding of girard ' s seminal paper " light linear logic " has a flaw. moreover he presented a working version of the encoding in light affine logic, but not in light linear logic. in this paper we present a working version of the encoding in light linear logic. ... | arxiv:cs/0410034 |
we present a new paradigm for understanding optical absorption and hot electron dynamics experiments in graphene. our analysis pivots on assigning proper importance to phonon assisted indirect processes and bleaching of direct processes. we show indirect processes figure in the excess absorption in the uv region. exper... | arxiv:1704.07500 |
quadrupedal robots have emerged as versatile agents capable of locomoting and manipulating in complex environments. traditional designs typically rely on the robot ' s inherent body parts or incorporate top - mounted arms for manipulation tasks. however, these configurations may limit the robot ' s operational dexterit... | arxiv:2403.18197 |
we present spectroscopy and orbital periods porb of four relatively little - studied cataclysmic variable stars. the stars and their periods are : af cam, porb = 0. 324 ( 1 ) d ( the daily cycle count is slightly ambiguous ) ; v2069 cyg ( = rx j2123. 7 + 4217 ), 0. 311683 ( 2 ) d ; pg 0935 + 075, 0. 1868 ( 3 ) d ; and ... | arxiv:astro-ph/0105499 |
motivated by recent data analyses in biomedical imaging studies, we consider a class of image - on - scalar regression models for imaging responses and scalar predictors. we propose using flexible multivariate splines over triangulations to handle the irregular domain of the objects of interest on the images, as well a... | arxiv:2106.01431 |
the magnetic state of the single - component molecular compound, [ cu ( tmdt ) $ _ { 2 } $ ], is investigated by means of $ ^ { 1 } $ h - nmr. an abrupt spectral broadening below 13 k and a sharp peak in nuclear spin - lattice relaxation rate, $ t _ { 1 } ^ { - 1 } $, at 13 k are observed as clear manifestations of a s... | arxiv:1202.2691 |
this work proposes a machine - learning framework for constructing statistical models of errors incurred by approximate solutions to parameterized systems of nonlinear equations. these approximate solutions may arise from early termination of an iterative method, a lower - fidelity model, or a projection - based reduce... | arxiv:1808.02097 |
this paper explores minimum bayes risk ( mbr ) decoding for self - improvement in machine translation ( mt ), particularly for domain adaptation and low - resource languages. we implement the self - improvement process by fine - tuning the model on its mbr - decoded forward translations. by employing comet as the mbr u... | arxiv:2405.11937 |
we evaluate the fermion propagator in parity - conserving qed _ 3 with n flavours, in the context of an ir domain approximation. this provides results which are non - perturbative in the loopwise expansion sense. we include fermion - loop effects, and show that they are relevant to the chiral symmetry breaking phenomen... | arxiv:hep-th/0303226 |
the classic lorenz equations were originally derived from the two - dimensional rayleigh - b \ ' enard convection system considering an idealised case with the lowest order of harmonics. although the low - order lorenz equations have traditionally served as a minimal model for chaotic and intermittent atmospheric motio... | arxiv:2109.04187 |
in this paper, we perform the polar analysis of the spinorial fields, starting from the regular cases and up to the singular cases : we will give for the first time the polar form of the spinorial field equations for the singular cases constituted by the flag - dipole spinor fields. comments on the role of further spin... | arxiv:2004.14155 |
##ismometer in 132 ce which provided instant alert to authorities in the capital luoyang that an earthquake had occurred in a location indicated by a specific cardinal or ordinal direction. although no tremors could be felt in the capital when zhang told the court that an earthquake had just occurred in the northwest, ... | https://en.wikipedia.org/wiki/History_of_science |
the $ w $ boson mass $ m _ w $ in the gut inspired $ so ( 5 ) \ times u ( 1 ) \ times su ( 3 ) $ gauge - higgs unification in the randall - sundrum ( rs ) warped space is evaluated. the muon decay $ \ mu ^ - \ rightarrow e ^ - \ bar { \ nu } _ e \ nu _ \ mu $ proceeds by the exchange of not only the zero mode of the $ ... | arxiv:2310.03276 |
structural and physical properties determined by measurements on large single crystals of the anisotropic ferromagnet mnbi are reported. the findings support the importance of magneto - elastic effects in this material. x - ray diffraction reveals a structural phase transition at the spin reorientation temperature $ t ... | arxiv:1411.2448 |
signature verification is a critical task in many applications, including forensic science, legal judgments, and financial markets. however, current signature verification systems are often difficult to explain, which can limit their acceptance in these applications. in this paper, we propose a novel explainable offlin... | arxiv:2405.12695 |
while neural end - to - end text - to - speech ( tts ) is superior to conventional statistical methods in many ways, the exposure bias problem in the autoregressive models remains an issue to be resolved. the exposure bias problem arises from the mismatch between the training and inference process, that results in unpr... | arxiv:1911.02839 |
recently, there has been an increasing concern about the privacy issue raised by using personally identifiable information in machine learning. however, previous portrait matting methods were all based on identifiable portrait images. to fill the gap, we present p3m - 10k in this paper, which is the first large - scale... | arxiv:2104.14222 |
observables in quantum mechanics are represented by self - adjoint operators on hilbert space. such ubiquitous, well - known, and very foundational fact, however, is traditionally subtle to be explained in typical first classes in quantum mechanics, as well as to senior physicists who have grown up with the lesson that... | arxiv:2012.14490 |
the generalized quark - antiquark potential of n = 4 supersymmetric yang - mills theory on s ^ 3 x r calculates the potential between a pair of heavy charged particles separated by an arbitrary angle on s ^ 3 and also an angle in flavor space. it can be calculated by a wilson loop following a prescribed path and coupli... | arxiv:1203.1617 |
the most general electrically and magnetically charged rotating black hole solutions of 5 dimensional \ kk \ theory are given in an explicit form. various classical quantities associated with the black holes are derived. in particular, one finds the very surprising result that the gyromagnetic and gyroelectric ratios c... | arxiv:hep-th/9505038 |
we investigate the radial number density profile and the abundance distribution of faint satellites around central galaxies in the low redshift universe using the cfht legacy survey. we consider three samples of central galaxies with magnitudes of m _ r = - 21, - 22, and - 23 selected from the sloan digital sky survey ... | arxiv:1209.5930 |
accretion physics studies the process of gravitational capture of ambient matter by massive stars. the background processes are very challenging to observe and measure due to the extreme conditions in these systems. numerical simulations play a crucial role in accretion physics because they provide the only practical m... | arxiv:2409.14224 |
we introduce a simple class of distribution networks which withstand damage by being repairable instead of redundant. we prove a lower bound for the expected cost of repair, and show that for networks on the square and triangular lattice, this bound is achievable and results in a network with exactly three levels of st... | arxiv:1405.2185 |
. all observation involves both perception and cognition. that is, one does not make an observation passively, but rather is actively engaged in distinguishing the phenomenon being observed from surrounding sensory data. therefore, observations are affected by one ' s underlying understanding of the way in which the wo... | https://en.wikipedia.org/wiki/Philosophy_of_science |
the attenuation of ultrasound waves in photoacoustic and thermoacoustic imaging presents an important drawback in the applicability of these modalities. this issue has been addressed previously in the applied and theoretical literature, and some advances have been made on the topic. in particular, stability inequalitie... | arxiv:2101.08615 |
in this paper we study the semi - stable reduction of $ p $ and $ p ^ 2 $ - cyclic covers of curves in equal characteristic $ p > 0 $. the main tool we use is the classical artin - schreier - witt theory for $ p ^ n $ - cyclic covers in characteristic $ p $. although the results of this paper concern only the cases of ... | arxiv:math/0405529 |
efficient key management for automotive networks ( can ) is a critical element, governing the adoption of security in the next generation of vehicles. a recent promising approach for dynamic key agreement between groups of nodes, plug - and - secure for can, has been demonstrated to be information theoretically secure ... | arxiv:1810.07305 |
this short paper proposes to use the statistical analysis of the correlation between dct coefficients to design a new synchronization strategy that can be used for cost - based steganographic schemes in the jpeg domain. first, an analysis is performed on the covariance matrix of dct coefficients of neighboring blocks a... | arxiv:2003.10082 |
in this article, we describe a function fitting method that has potential applications in machine learning and also prove relevant theorems. the described function fitting method is a convex minimization problem and can be solved using a gradient descent algorithm. we also provide qualitative analysis on fitness to dat... | arxiv:1811.01336 |
we present first results from multi unit spectroscopic explorer ( muse ) observations at the very large telescope in the muse ultra deep field ( mudf ), a $ \ approx 1. 2 \ times 1. 4 $ arcmin $ ^ 2 $ region for which we are collecting $ \ approx $ 200 hours of integral field spectroscopy. the $ \ approx 40 $ - hour ob... | arxiv:1903.00483 |
we conjecture a formula for the schur index of four - dimensional $ \ mathcal { n } = 2 $ theories coupled to $ ( 2, 2 ) $ surface defects in terms of the $ 2d $ - $ 4d $ bps spectrum in the coulomb phase of the theory. the key ingredient in our conjecture is a refined $ 2d $ - $ 4d $ wall - crossing invariant, which w... | arxiv:1703.02525 |
the dynamical density fluctuations around qcd critical point ( cp ) are analyzed using relativistic dissipative fluid dynamics, and we show that the sound mode around the qcd cp is strongly attenuated whereas the thermal fluctuation stands out there. we speculate that if possible suppression or disappearance of a mach ... | arxiv:0907.3388 |
we consider the problem of optimizing expensive black - box functions over discrete spaces ( e. g., sets, sequences, graphs ). the key challenge is to select a sequence of combinatorial structures to evaluate, in order to identify high - performing structures as quickly as possible. our main contribution is to introduc... | arxiv:2012.07320 |
this paper generalizes former works of derksen, weyman and zelevinsky about quivers with potentials. we consider semisimple finite - dimensional algebras $ e $ over a field $ f $, such that $ e \ otimes _ { f } e ^ { op } $ is semisimple. we assume that $ e $ contains a certain type of $ f $ - basis which is a generali... | arxiv:1506.05880 |
we discuss the influence on spin - fluctuation pairing theory of orbital selective strong correlation effects in fe - based superconductors, particularly fe chalcogenide systems. we propose that a key ingredient for an improved itinerant pairing theory is orbital selectivity, i. e., incorporating the reduced coherence ... | arxiv:1611.02643 |
given two non - empty subsets $ w, w ' \ subseteq g $ in an arbitrary abelian group $ g $, $ w ' $ is said to be an additive complement to $ w $ if $ w + w ' = g $ and it is minimal if no proper subset of $ w ' $ is a complement to $ w $. the notion was introduced by nathanson and previous work by him, chen - - yang, k... | arxiv:1902.01363 |
we examine the consequences of lorentz violation during slow - roll inflation. we consider a canonical scalar inflaton coupled, through its potential, to the divergence of a fixed - norm timelike vector field, or " aether. " the vector is described by einstein - aether theory, a vector - tensor model of gravitational l... | arxiv:1309.4778 |
we investigate the evolution of high redshift seed black hole masses at late times and their observational signatures. the massive black hole seeds studied here form at extremely high redshifts from the direct collapse of pre - galactic gas discs. populating dark matter halos with seeds formed in this way, we follow th... | arxiv:0709.0529 |
numerous phenomenological nuclear models have been proposed to describe specific observables within different regions of the nuclear chart. however, developing a unified model that describes the complex behavior of all nuclei remains an open challenge. here, we explore whether novel symbolic machine learning ( ml ) can... | arxiv:2404.11477 |
we consider the nearest - neighbor spacing distributions of mixed random matrix ensembles interpolating between different symmetry classes, or between integrable and non - integrable systems. we derive analytical formulas for the spacing distributions of 2x2 or 4x4 matrices and show numerically that they provide very g... | arxiv:1202.3925 |
in this letter we explore the potential of probing new light force - carriers, with spin - independent couplings to the electron and the neutron, using precision isotope shift spectroscopy. we develop a formalism to interpret linear king plots as bounds on new physics with minimal theory inputs. we focus only on boundi... | arxiv:1704.05068 |
the qcd axion solves the strong cp problem and represents an attractive particle candidate for cold dark matter ( cdm ). however, quantum fluctuations of the axion field during inflation easily result in large cdm isocurvature perturbations that are in conflict with observations of the cosmic microwave background ( cmb... | arxiv:1806.06056 |
we prove that the symmetric group $ s _ n $ is the smallest non - cyclic quotient of the braid group $ b _ n $ for $ n = 5, 6 $ and that the alternating group $ a _ n $ is the smallest non - trivial quotient of the commutator subgroup $ b _ n ' $ for $ n = 5, 6, 7, 8 $. we also give an improved lower bound on the order... | arxiv:2009.10139 |
let $ t ( f ) = f * k $, where $ k $ is a product kernel or a flag kernel on a direct product of graded lie groups $ g = g _ 1 \ times \ cdots \ times g _ { \ nu } $. suppose $ t $ is invertible on $ l ^ 2 ( g ) $. we prove that its inverse is given by $ t ^ { - 1 } ( g ) = g * l $, where $ l $ is a product kernel or a... | arxiv:2305.00914 |
let $ m $ be a compact connected oriented $ n - 1 $ dimensional manifold without boundary. in this work, shape space is the orbifold of unparametrized immersions from $ m $ to $ \ mathbb r ^ n $. the results of \ cite { michor118 }, where mean curvature weighted metrics were studied, suggest incorporating gau { \ ss } ... | arxiv:1102.0678 |
observations suggested that the occurrence rate of hot jupiters ( hjs ) in open clusters is largely consistent with the field ( $ \ sim1 \ % $ ) but in the binary - rich cluster m67, the rate is $ \ sim5 \ % $. how does the cluster environment boost hj formation via the high - eccentricity tidal migration initiated by ... | arxiv:2306.15966 |
this paper studies eight families of infinite series involving hyperbolic functions. under some conditions, these series are linear combinations of derivatives of eisenstein series. the paper gives a systematic method for computing the values of these series at cm points. the approach utilizes complex multiplication th... | arxiv:2312.16929 |
in this paper we study intertwining functors ( radon transforms ) for twisted d - modules on partial flag varieties and their relation to the representations of semisimple lie algebras. we show that certain intertwining functors give equivalences of derived categories of twisted d - modules. this is a generalization of... | arxiv:1701.02655 |
the functional equation f ( p ( z ) ) = g ( q ( z ) ) is studied, where p, q are polynomials and f, g are trancendental meromorphic functions in c. we find all the pairs p, q for which there exist nonconstant f, g satisfying our equation and there exist no rational f, g with this property. in fact, a more general probl... | arxiv:math/9606217 |
over a hundred rocky planets orbiting sun - like stars in very short orbital periods ( < 1 day ) have been discovered by the kepler mission. these planets, known as ultra - short - period ( usp ) planets, are unlikely to have attained their orbits in situ. instead, they must have migrated in. here we propose that these... | arxiv:1804.05065 |
in this paper, we study the mach reflection phenomenon in inviscid flows using a higher order discontinuous galerkin method and overset grids. we use the shock capturing procedure proposed in siva prasad kochi et al. using overset grids to capture the discontinuities occurring in the supersonic flow over a wedge accura... | arxiv:2301.04309 |
phylodynamics is an area of population genetics that uses genetic sequence data to estimate past population dynamics. modern state - of - the - art bayesian nonparametric methods for recovering population size trajectories of unknown form use either change - point models or gaussian process priors. change - point model... | arxiv:1808.04401 |
the region near the galactic center may have experienced recurrent episodes of injection of energy in excess of $ \ sim $ 10 $ ^ { 55 } $ ergs due to repeated starbursts involving more than $ \ sim $ 10 $ ^ 4 $ supernovae. this hypothesis can be tested by measurements of $ \ gamma $ - ray lines produced by the decay of... | arxiv:astro-ph/9709029 |
we demonstrate a 10 - ghz bandwidth digitizer with 7 - effective bits of resolution and 52db sfdr, using photonic time stretch technique. to the best of our knowledge, this is the highest resolution analog - to - digital converter ( adc ) of the same bandwidth, with at least an order of magnitude higher snr than previo... | arxiv:0807.0349 |
we study the electroweak phase transition in an effective 3 - dimensional theory for a higgs mass of about 70 gev by monte carlo simulations. the transition temperature and jumps of order parameters are obtained and extrapolated to the continuum using multi - histogram techniques and finite size analysis. | arxiv:hep-lat/9607062 |
we characterize 1 - complemented subspaces of finite codimension in strictly monotone one - $ p $ - convex, $ 2 < p < \ infty, $ sequence spaces. next we describe, up to isometric isomorphism, all possible types of 1 - unconditional structures in sequence spaces with few surjective isometries. we also give a new exampl... | arxiv:math/9403207 |
electricity production currently generates approximately 25 % of greenhouse gas emissions in the usa. thus, increasing the amount of renewable energy is a key step to carbon neutrality. however, integrating a large amount of fluctuating renewable generation is a significant challenge for power grid operating and planni... | arxiv:2105.08753 |
when a quantum emitter ( qe ) is placed in close proximity to a plasmonic metal nanoparticle ( mnp ) within an external optical field, a dipole - dipole coupling arises, resulting in a highly tunable hybrid nanosystem that surpasses the optical manipulation capabilities of the individual components. these hybrid system... | arxiv:2412.07085 |
understanding how perception and action deal with sensorimotor conflicts, such as the rubber - hand illusion ( rhi ), is essential to understand how the body adapts to uncertain situations. recent results in humans have shown that the rhi not only produces a change in the perceived arm location, but also causes involun... | arxiv:2008.07408 |
the common features in the raman data of high temperature superconductors : ( the cuprates, bismathates, alkali doped fullerides and some organic superconductors ), are analyzed. it was shown that qualitative understanding of the data can be achieved in terms of non - fermi liquid models for their normal state, with ap... | arxiv:cond-mat/9602111 |
in recent years, network models have gained prominence for their ability to capture complex associations. in statistical omics, networks can be used to model and study the functional relationships between genes, proteins, and other types of omics data. if a gaussian graphical model is assumed, a gene association networ... | arxiv:2306.03212 |
in this paper, we introduce a subclass of close - to - convex functions defined in the open unit disk. we obtain the inclusion relationships, coefficient estimates and fekete - szego inequality. the results presented here would provide extension of those given in earlier works. | arxiv:1606.00099 |
we report the results of a search for flavor - changing neutral current, lepton - flavor, and lepton - number violating decays of the 3 and 4 - body decay modes of d0 ( and its antiparticle ) containing muons and electrons. using data from fermilab charm hadroproduction experiment e791, we examine modes with two lepton... | arxiv:hep-ex/0011077 |
optically excited electron - hole pairs, driven by a strong terahertz ( thz ) field, create high - sidebands in the optical spectrum. the sideband spectrum exhibits a ' plateau ' up to a cutoff of 3. 17up, where up is the ponderomotive energy. this cutoff is determined, semi - classically, from the maximum kinetic ener... | arxiv:1311.6237 |
we used the internal conversion ( $ e _ 0 $ transition ) of germanium - 72 to indirectly measure the low energy nuclear recoils of germanium. together with a reliable monte carlo package, in which we implement the internal conversion process, the data was compared to the lindhard ( $ k $ = 0. 159 ) and barker - mei mod... | arxiv:1304.6773 |
we construct a large family of exact solutions to the hyperbolic system of 3 equations of ideal granular hydrodynamics in several dimensions for arbitrary adiabatic index $ \ gamma $. in dependence of initial conditions these solutions can keep smoothness for all times or develop singularity. in particular, in the 2d c... | arxiv:1302.1301 |
we consider the galerkin method for approximating the spectrum of an operator $ t + a $ where $ t $ is semi - bounded self - adjoint and $ a $ satisfies a relative compactness condition. we show that the method is reliable in all regions where it is reliable for the unperturbed problem - which always contains $ \ mathb... | arxiv:1309.0232 |
be viewed as an ever - changing iterative process rather than a fixed set of steps. most research begins with a general statement of the problem, or rather, the purpose for engaging in the study. the literature review identifies flaws or holes in previous research which provides justification for the study. often, a li... | https://en.wikipedia.org/wiki/Research |
a turbulent flow is maintained by an external supply of kinetic energy, which is eventually dissipated into heat at steep velocity gradients. the scale at which energy is supplied greatly differs from the scale at which energy is dissipated, the more so as the turbulent intensity ( the reynolds number ) is larger. the ... | arxiv:1506.08734 |
sparse regression algorithms have been proposed as the appropriate framework to model the governing equations of a system from data, without needing prior knowledge of the underlying physics. in this work, we use sparse regression to build an accurate and explainable model of the stellar mass of central galaxies given ... | arxiv:2101.02986 |
we present dependent javascript ( djs ), a statically - typed dialect of the imperative, object - oriented, dynamic language. djs supports the particularly challenging features such as run - time type - tests, higher - order functions, extensible objects, prototype inheritance, and arrays through a combination of neste... | arxiv:1112.4106 |
charm and beauty are heavy quarks with observed masses of 1. 28 gev / $ \ textit { c } ^ 2 $ and 4. 18 gev / $ \ textit { c } ^ 2 $ respectively. they are produced in initial hard scattering processes. due to their small formation time ( $ \ delta t \ sim0. 1 fm / \ textit { c } $ ) as compared to the formation time of... | arxiv:2108.09965 |
we investigate the relevance of kinematically identified bulges, discs and their role relative to galaxy quenching. we utilize an analysis of the sdss - manga survey conducted with the gpu - based code bang which simultaneously models galaxy photometry and kinematics to decompose galaxies into their structural componen... | arxiv:2403.09812 |
we propose a novel multibody dynamics simulation framework that can efficiently deal with large - dimensionality and complementarity multi - contact conditions. typical contact simulation approaches perform contact impulse - level fixed - point iteration ( il - fpi ), which has high time - complexity from large - size ... | arxiv:2201.09212 |
we consider the hamiltonian and lagrangian embedding of a first - order, massive spin - one, gauge non - invariant theory involving anti - symmetric tensor field. we apply the bfv - brst generalised canonical approach to convert the model to a first class system and construct nil - potent bfv - brst charge and an unita... | arxiv:hep-th/0104107 |
traditional neural networks assume vectorial inputs as the network is arranged as layers of single line of computing units called neurons. this special structure requires the non - vectorial inputs such as matrices to be converted into vectors. this process can be problematic. firstly, the spatial information among ele... | arxiv:1601.03805 |
we review some recent experimental and theoretical work on the correlation among hadrons produced at intermediate $ p _ t $ at rhic. the topics include : forward and backward asymmetry with and without trigger at mid - rapidity, associated - particle distribution on the near side, the $ \ omega $ puzzle and its solutio... | arxiv:nucl-th/0701051 |
an attempt had been made to get algebraic structure of 2d complex harmonic oscillator. | arxiv:1107.3301 |
a recently discovered classical - quantum correspondence ( cqc ) maps certain quantum problems to corresponding classical problems. we illustrate the cqc for a quantum scalar field in the gravitational background of a collapsing spherical shell. by truncating the problem to a small set of variables, we show how the cqc... | arxiv:1803.08919 |
a pervasive design issue of ai systems is their explainability - - how to provide appropriate information to help users understand the ai. the technical field of explainable ai ( xai ) has produced a rich toolbox of techniques. designers are now tasked with the challenges of how to select the most suitable xai techniqu... | arxiv:2104.03483 |
a highly - asymmetric " psi ' ' factory " may be the best approach for studying d0 anti - d0 mixing. | arxiv:hep-ex/0111043 |
speaker anonymization is the task of modifying a speech recording such that the original speaker cannot be identified anymore. since the first voice privacy challenge in 2020, along with the release of a framework, the popularity of this research topic is continually increasing. however, the comparison and combination ... | arxiv:2309.08049 |
this work deals with two types of feynman integrals in perturbative quantum field theory : the 2 - loop 2 - point kite, with 5 arbitrary internal masses, and its completion by a sixth propagator, to give a 3 - loop tetrahedral tadpole, with 6 arbitrary masses. these general - mass cases cover broken and unbroken gauge ... | arxiv:2212.01962 |
whole brain segmentation using deep learning ( dl ) is a very challenging task since the number of anatomical labels is very high compared to the number of available training images. to address this problem, previous dl methods proposed to use a global convolution neural network ( cnn ) or few independent cnns. in this... | arxiv:1906.01862 |
a droplet can deform a soft substrate due to capillary forces when they are in contact. we study the static deformation of a soft solid layer coated on a rigid cylindrical fiber when an axisymmetric barrel - shaped droplet is embracing it. we find that the elastic deformation increases with decreasing rigid fiber radiu... | arxiv:2307.13140 |
thor is the first open - source general circulation model ( gcm ) developed from scratch to study the atmospheres and climates of exoplanets, free from earth - or solar system - centric tunings. it solves the general non - hydrostatic euler equations ( instead of the primitive equations ) on a sphere using the icosahed... | arxiv:1911.13158 |
we determine the polarization of the bulk $ ^ { 13 } $ c nuclear spin system in diamond produced by interaction with optically oriented nitrogen - vacancy ( nv - ) defect centers. $ ^ { 13 } $ c nuclei are polarized into the higher energy zeeman state with a bulk - average polarization up to 5. 2 %, although local pola... | arxiv:0911.1098 |
we give a systematic account of the exterior algebra of forms on q - minkowski space, introducing the q - exterior derivative, q - hodge star operator, q - coderivative, q - laplace - beltrami operator and the q - lie - derivative. with these tools at hand, we then give a detailed exposition of the q - d ' alembert and... | arxiv:hep-th/9404054 |
we propose a three - stage 6 dof object detection method called dpodv2 ( dense pose object detector ) that relies on dense correspondences. we combine a 2d object detector with a dense correspondence estimation network and a multi - view pose refinement method to estimate a full 6 dof pose. unlike other deep learning m... | arxiv:2207.02805 |
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