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we present and compare projected distributions of mass, galaxies, and the intracluster medium ( icm ) for a sample of merging clusters of galaxies based on the joint weak - lensing, optical photometric, and x - ray analysis. our sample comprises seven nearby abell clusters, for which we have conducted systematic, deep ... | arxiv:astro-ph/0702649 |
we consider complex fermi curves of electric and magnetic periodic fields. these are analytic curves in c ^ 2 that arise from the study of the eigenvalue problem for periodic schroedinger operators. we characterize a certain class of these curves in the region of c ^ 2 where at least one of the coordinates has " large ... | arxiv:1003.0586 |
we discuss dark energy models which might describe effectively the actual acceleration of the universe. more precisely, for a 4 - dimensional friedmann - lema \ ^ { \ i } tre - robertson - walker ( flrw ) universe we consider two situations : first of them, we model dark energy by phantom energy described by a perfect ... | arxiv:astro-ph/0404540 |
we generalize in positive characteristics some results of bien and brion on log homogeneous compactifications of a homogeneous space under the action of a connected reductive group. we also construct an explicit smooth log homogeneous compactification of the general linear group by successive blow - ups starting from a... | arxiv:1403.4337 |
we employ a high - resolution dissipationless n - body simulation of a galaxy cluster to investigate the impact of subhalo selection on the resulting velocity distributions. applying a lower limit on the present bound mass of subhalos leads to high subhalo velocity dispersions compared to the diffuse dark matter ( posi... | arxiv:astro-ph/0602197 |
the next generation of long baseline neutrino experiments will aim at determining the value of the unknown mixing angle, theta _ { 13 }, the type of neutrino mass hierarchy and the presence of cp - violation in the lepton sector. beta - beams and electron capture experiments have been studied as viable candidates for l... | arxiv:0902.4903 |
in 1984, ' t hooft famously used a brickwall ( aka stretched horizon ) to compute black hole entropy up to a numerical pre - factor. this calculation is sometimes interpreted as due to the entanglement of the modes across the horizon, but more operationally, it is simply an indirect count of the semi - classical modes ... | arxiv:2312.14109 |
hess j0632 + 057 is a gamma - ray binary composed of a compact object and a be star, with an orbital period of about 315 days. the actual nature of its non - thermal emission, spanning from radio to very - high - energy ( vhe, > 100 gev ) gamma - rays, is currently unknown. in this contribution we will present the resu... | arxiv:1908.03083 |
in a privacy - focused era, federated learning ( fl ) has emerged as a promising machine learning technique. however, most existing fl studies assume that the data distribution remains nearly fixed over time, while real - world scenarios often involve dynamic and continual changes. to equip fl systems with continual mo... | arxiv:2312.13500 |
colonoscopy plays a crucial role in the diagnosis and prognosis of various gastrointestinal diseases. due to the challenges of collecting large - scale high - quality ground truth annotations for colonoscopy images, and more generally medical images, we explore using self - supervised features from vision transformers ... | arxiv:2312.12599 |
the old chinese puzzle tangram gives rise to serious mathematical problems when one asks for all tangram figures that satisfy particular geometric properties. all $ 13 $ convex tangram figures are known since 1942. they include the only triangular and all six quadrangular tangram figures. the families of all $ n $ - go... | arxiv:2006.09698 |
in this note we provide a simple explanation of the recent finding of anisotropy in electromagnetic ( em ) propagation claimed by nodland and ralston ( astro - ph / 9704196 ). we consider, as a possible origin of such effect, the effective coupling between em fields and some tiny background torsion field. the coupling ... | arxiv:astro-ph/9706044 |
information geometric causal inference ( igci ) is a new approach to distinguish between cause and effect for two variables. it is based on an independence assumption between input distribution and causal mechanism that can be phrased in terms of orthogonality in information space. we describe two intuitive reinterpret... | arxiv:1402.2499 |
paralleling a previous paper, we examine single - and many - body states of relativistic electrons in an intense, rotating magnetic dipole field. single - body orbitals are derived semiclassically and then applied to the many - body case via the thomas - fermi approximation. the many - body case is reminiscent of the q... | arxiv:astro-ph/9707196 |
sound field reproduction methods based on numerical optimization, which aim to minimize the error between synthesized and desired sound fields, are useful in many practical scenarios because of their flexibility in the array geometry of loudspeakers. however, the reproduction performance of these methods in a practical... | arxiv:2111.11045 |
we consider simple loopless finite undirected graphs. such a graph is called strongly regular with parameter set ( v, k, l, m ), for short a srg ( v, k, l, m ), iff it has exactly v vertices, each of them has exactly k neighbours, and the number of common neighbours of any two different vertices is l if they are neighb... | arxiv:1409.3520 |
we evaluate the impact of one - loop electroweak corrections to the spin - independent dark matter ( dm ) scattering cross - section with nucleons ( $ \ sigma _ { \ rm si } $ ), in models with a so - called blind spot for direct detection, where the leading - order prediction for the relevant dm coupling to the higgs b... | arxiv:1810.04679 |
fog computing allows applications to address their latency and privacy requirements while coping with bandwidth limitations of internet service providers ( isps ). existing research on fog systems has so far mostly taken a very high - level view on the actual fog infrastructure. in this position paper, we identify and ... | arxiv:2201.03462 |
we aim at giving a rigorous proof of the state - ments on the smoothness and the dimension of severi varieties wherethere are gaps in the proofs in some standard literature. the method isa mixture of algebraic and analytic methods. | arxiv:1912.05089 |
we present a multi - wavelength ( x - ray, $ \ gamma $ - ray, optical and radio ) study of hd 194816, a late o - type x - ray detected spectroscopic binary. x - ray spectra are analyzed and the x - ray photon arrival times are checked for pulsation. in addition, newly obtained optical spectroscopic monitoring data on h... | arxiv:1209.2592 |
we introduce immanant varieties, associated to simple characters of a finite group. they include well - studied classes of varieties, as segre embeddings, grassmannians and certain other classes of chow varieties. for a one - dimensional character $ \ chi $, we define $ \ chi $ - matroids by a maximality property. for ... | arxiv:2211.11634 |
in a recent comment on the paper " dark matter as a weyl geometric effect ", by burikham et al., phys. rev. d 107, 064008 ( 2023 ), posted on arxiv. org as eprint arxiv : 2306. 11926, it was claimed that the exact solution found in the above mentioned paper by burikham et al. " is wrong ". in this reply to the comment ... | arxiv:2310.13423 |
a scenario is presented, based on renormalization group ( linear perturbation ) ideas, which can explain the self - similarity and scaling observed in a numerical study of gravitational collapse of radiation fluid. in particular, it is shown that the critical exponent $ \ beta $ and the largest lyapunov exponent $ { \ ... | arxiv:gr-qc/9503007 |
we present a detection scheme which using imperfect detectors, and imperfect quantum copying machines ( which entangle the copies ), allows one to extract more information from an incoming signal, than with the imperfect detectors alone. | arxiv:quant-ph/9911103 |
in this proceedings contribution, i briefly summarize various aspects that are important in the discussions of new physics searches with novel scalar states, at current and future colliders. in particular, i give a brief glance on the status of two higgs doublet models, and discuss multi - scalar production as well as ... | arxiv:2504.13014 |
the thermoelectric thomson effect, predicted in the 1850s by william thomson, produces volumetric heating / cooling in a conductor due to the concerted action of the seebeck and peltier effects. recently, transverse thermoelectrics studies on the nernst and ettingshausen effects have progressed rapidly to enable versat... | arxiv:2501.05857 |
thus, field extensions can be split into ones of the form e ( s ) / e ( purely transcendental extensions ) and algebraic extensions. = = = closure operations = = = a field is algebraically closed if it does not have any strictly bigger algebraic extensions or, equivalently, if any polynomial equation fn xn + fn−1xn−1 +... | https://en.wikipedia.org/wiki/Field_(mathematics) |
we present near - infrared spectroscopy of the sporadically active asteroid ( 6478 ) gault collected on the 3 m nasa / infrared telescope facility observatory in late 2019 march / early april. long - exposure imaging with the 0. 5 m neemo t05 telescope and previously published data simultaneously monitored the asteroid... | arxiv:1907.10077 |
a tight correlation between the radio and x - ray emission in the hard state of black hole x - ray binaries ( bhxrbs ) indicates an intrinsic disc - jet connection in stellar black hole accretion systems, though the detailed physics processes at work are still quite unclear. a hot accretion flow is suggested to match t... | arxiv:2407.14856 |
the paper erroneously assumed that the normal carriers giving rise to the backflow could be either electrons or holes. | arxiv:1609.06299 |
in the cores of some galaxy clusters the hot intracluster plasma is dense enough that it should cool radiatively in the cluster ' s lifetime, leading to continuous " cooling flows " of gas sinking towards the cluster center, yet no such cooling flow has been observed. the low observed star formation rates and cool gas ... | arxiv:1208.2962 |
the group is interesting as the first example of split rank 2 semisimple group, all the irreducible unitary representations of which are known. we make a precise realization of the discrete series representations ( in section 2 ) by using the orbit method and geometric quantization, a computation of their traces ( sect... | arxiv:1407.6912 |
we present the main features in the evolution of the gas pressure in star forming regions, from the formation of the parental cloud to the moment when the region is pressurized by interacting stellar winds. the main processes for cloud destruction and the self - limiting properties of star formation are described. the ... | arxiv:astro-ph/9609054 |
this paper gives a complete primary decomposition of the first, that is, the smallest, mayr - meyer ideal, its radical, and the intersection of its minimal components. the particular membership problem which makes the mayr - meyer ideals ' complexity doubly exponential in the number of variables is here examined also f... | arxiv:math/0209154 |
randomising networks using a naive ` accept - all ' edge - swap algorithm is generally biased. building on recent results for nondirected graphs, we construct an ergodic detailed balance markov chain with non - trivial acceptance probabilities for directed graphs, which converges to a strictly uniform measure and is ba... | arxiv:1112.4677 |
we consider a dirichlet problem for the poisson equation in a periodically perforated domain. the geometry of the domain is controlled by two parameters : a real number $ \ epsilon > 0 $ proportional to the radius of the holes and a map $ \ phi $, which models the shape of the holes. so, if $ g $ denotes the dirichlet ... | arxiv:2211.11631 |
we study the colored resonance production at the lhc in a most general approach. we classify the possible colored resonances based on group theory decomposition, and construct their effective interactions with light partons. the production cross section from annihilation of valence quarks or gluons may be on the order ... | arxiv:1010.4309 |
we present the possibility of spin - dependent kapitza - dirac scattering based on a two - photon interaction only. the interaction scheme is inspired from a compton scattering process, for which we explicitly show the mathematical correspondence to the spin - dynamics of an electron diffraction process in a standing l... | arxiv:2001.10177 |
we present the results of 37 nights of ccd unfiltered photometry of nova v2574 oph ( 2004 ) from 2004 and 2005. we find two periods of 0. 14164 d ( ~ 3. 40 h ) and 0. 14773 d ( ~ 3. 55 h ) in the 2005 data. the 2004 data show variability on a similar timescale, but no coherent periodicity was found. we suggest that the... | arxiv:astro-ph/0512483 |
we continue our investigation of $ e $ - operators, in particular their connection with $ g $ - operators ; these differential operators are fundamental in understanding the diophantine properties of siegel ' s $ e $ and $ g $ - functions. we study in detail microsolutions ( in kashiwara ' s sense ) of fuchsian differe... | arxiv:1506.03574 |
recently a dynamical selection mechanism for vacua based on search optimization was proposed in the context of false - vacuum eternal inflation on the landscape. the search algorithm, defined by local vacuum transitions, is optimal in regions of the landscape where the dynamics are tuned at criticality, with de sitter ... | arxiv:2003.12594 |
we present deep spectroscopic and imaging data of the host galaxies of mrk 1014, iras 07598 + 6508, and mrk 231. these objects form part of both the qso and the ultraluminous infrared galaxy ( ulig ) families, and may represent a transition stage in an evolutionary scenario. our imaging shows that all three objects hav... | arxiv:astro-ph/0007002 |
we consider the renormalization group ( rg ) improved inflaton potential in unitarized higgs inflation where the original higgs inflation is unitarized by the addition of a real singlet scalar of sigma - model type. the sigma field coupling to the higgs, which is introduced to reproduce a large non - minimal coupling o... | arxiv:1301.1787 |
differentiable rendering techniques have recently shown promising results for free - viewpoint video synthesis of characters. however, such methods, either gaussian splatting or neural implicit rendering, typically necessitate per - subject optimization which does not meet the requirement of real - time rendering in an... | arxiv:2411.11363 |
there is a fundamental trade - off between the communication cost and latency in information aggregation. aggregating multiple communication messages over time can alleviate overhead and improve energy efficiency on one hand, but inevitably incurs information delay on the other hand. in the presence of uncertain future... | arxiv:1601.03147 |
coded distributed computation has become common practice for performing gradient descent on large datasets to mitigate stragglers and other faults. this paper proposes a novel algorithm that encodes the partial derivatives themselves and furthermore optimizes the codes by performing lossy compression on the derivative ... | arxiv:2201.12990 |
large language models ( llms ) have shown remarkable progress in code generation, but their generated code often suffers from inefficiency, resulting in longer execution times and higher memory consumption. to address this issue, we propose \ textbf { effilearner }, a self - optimization framework that utilizes executi... | arxiv:2405.15189 |
quantum detector properties of the quantum point contact ( qpc ) are analyzed for arbitrary electron transparency and coupling strength to the measured system and are shown to be determined by the electron counting statistics. conditions of the quantum - limited operation of the qpc detector which prevent information l... | arxiv:cond-mat/0505647 |
quaternionic analysis offers a function theory focused on the concept of $ \ psi - $ hyperholomorphic functions defined as null solutions of the $ \ psi - $ fueter operator, where $ \ psi $ is an arbitrary orthogonal base ( called structural set ) of $ \ mathbb h ^ 4 $. the main goal of the present paper is to extend t... | arxiv:2111.05089 |
in this work, we propose a novel preconditioned krylov subspace method for solving an optimal control problem of wave equations, after explicitly identifying the asymptotic spectral distribution of the involved sequence of linear coefficient matrices from the optimal control problem. namely, we first show that the all ... | arxiv:2307.12850 |
the paper attempts to validate the effectiveness of tree classifiers to classify tabla strokes especially the ones which are overlapping in nature. it uses decision tree, id3 and random forest as classifiers. a custom made data sets of 650 samples of 13 different tabla strokes were used for experimental purpose. 31 dif... | arxiv:1801.01712 |
code comments are important in software development because they directly influence software maintainability and overall quality. bad practices of code comments lead to code comment smells, negatively impacting software maintenance. recent research has been conducted on classifying inline code comment smells, yet autom... | arxiv:2504.18956 |
we develop a practical approach to semidefinite programming ( sdp ) that includes the von neumann entropy, or an appropriate variant, as a regularization term. in particular we solve the dual of the regularized program, demonstrating how a carefully chosen randomized trace estimator can be used to estimate dual gradien... | arxiv:2303.12133 |
we present a dual isotope magneto optical trap produced using a single diode laser. we generate all the optical frequencies needed for trapping both species using a fiber intensity modulator. all the optical frequencies are amplified simultaneously using a tapered amplifier. the independent control of each frequency is... | arxiv:1304.3702 |
rice has been one of the staple foods that contribute significantly to human food supplies. numerous rice varieties have been cultivated, imported, and exported worldwide. different rice varieties could be mixed during rice production and trading. rice impurities could damage the trust between rice importers and export... | arxiv:1805.11491 |
agricultural domains are being transformed by recent advances in ai and computer vision that support quantitative visual evaluation. using aerial and ground imaging over a time series, we develop a framework for characterizing the ripening process of cranberry crops, a crucial component for precision agriculture tasks ... | arxiv:2412.09739 |
we investigate the idea of a " general boundary " formulation of quantum field theory in the context of the euclidean free scalar field. we propose a precise definition for an evolution kernel that propagates the field through arbitrary spacetime regions. we show that this kernel satisfies an evolution equation which g... | arxiv:hep-th/0310246 |
we present an extension of quantum field theory to the case when the spacetime topology fluctuates ( spacetime foam ). in this extension the number of bosonic fields becomes a variable and the ground state is characterized by a finite particle number density. it is shown that when the number of fields remains a constan... | arxiv:hep-th/0012001 |
this paper presents mir - bft, a robust byzantine fault - tolerant ( bft ) total order broadcast protocol aimed at maximizing throughput on wide - area networks ( wans ), targeting deployments in decentralized networks, such as permissioned and proof - of - stake permissionless blockchain systems. mir - bft is the firs... | arxiv:1906.05552 |
in this paper, we present a transformer - based architecture, namely tf - grasp, for robotic grasp detection. the developed tf - grasp framework has two elaborate designs making it well suitable for visual grasping tasks. the first key design is that we adopt the local window attention to capture local contextual infor... | arxiv:2202.11911 |
we investigate electronic transport in twisted bilayer graphene ( tblg ) under variable temperatures ( $ t $ ), carrier densities ( $ n $ ), and transverse magnetic fields, focusing on samples with small - twist - angles ( $ \ theta $ ). these samples show prominent signatures associated with the van hove singularities... | arxiv:1805.01454 |
we present the first analytical superposition of a charged black hole with an annular disk of extremal dust. in order to obtain the solutions, we first solve the einstein - maxwell field equations for sources that represent disk - like configurations of matter in confomastatic spacetimes by assuming a functional depend... | arxiv:1009.1005 |
in this paper we will make the computation of the onsager - machlup functional of an inhomogeneous uniformly elliptic diffusion process. this functional will have formally the same picture as in the homogeneous case, the only difference come from the infinitesimal variation of the volume. for example in the ricci flow ... | arxiv:1104.2678 |
eddy current separation ( ecs ) is a process used throughout the scrap recycling industry for separating nonferrous metals from nonmetallic fluff. to date, however, the physical theory of ecs has generally been limited to empirical approximations and numerical simulations. we therefore introduce a simplified, two - dim... | arxiv:1804.02435 |
let $ \ lambda _ { 2 } ( g ) $ be the second smallest normalized laplacian eigenvalue of a graph $ g $. in this paper, we determine all unicyclic graphs of order $ n \ geq21 $ with $ \ lambda _ { 2 } ( g ) \ geq 1 - \ frac { \ sqrt { 6 } } { 3 } $. moreover, the unicyclic graphs with $ \ lambda _ { 2 } ( g ) = 1 - \ fr... | arxiv:1806.00513 |
a theory of a pseudogap phase of high - temperature superconductors where current carriers are translation invariant bipolarons is developed. a temperature t * of a transition from a pseudogap phase to a normal one is calculated. for the temperature of a transition to the pseudogap phase, the isotope coefficient is fou... | arxiv:2102.08762 |
iceberg of a promising number of such objects that will be uncovered in the upcoming full j - pas survey and deep ifu observations with 8 - 10m telescopes will be essential for constraining the underlying physical mechanism that is responsible for the double - cored morphology. | arxiv:2207.00196 |
the non - relativistic cross section from rayleigh scattering by hydrogen atoms in the ground state is calculated over a wide range of photon energies ( $ < 0. 8 $ kev ). evaluations are performed in terms of the real and imaginary components of the atomic polarizability. the sum over intermediate states that character... | arxiv:2208.02111 |
we introduce a universal framework for characterizing the statistical efficiency of a statistical estimation problem with differential privacy guarantees. our framework, which we call high - dimensional propose - test - release ( hptr ), builds upon three crucial components : the exponential mechanism, robust statistic... | arxiv:2111.06578 |
methodology is proposed to uncover structural breaks in functional data that is " fully functional " in the sense that it does not rely on dimension reduction techniques. a thorough asymptotic theory is developed for a fully functional break detection procedure as well as for a break date estimator, assuming a fixed br... | arxiv:1511.04020 |
van der waals heterostructures built by vertically stacked transition metal dichalcogenides ( tmds ) exhibit a rich energy landscape including interlayer and intervalley excitons. recent experiments demonstrated an ultrafast charge transfer in tmd heterostructures. however, the nature of the charge transfer process has... | arxiv:2209.03779 |
this paper is a survey on the lickorish type construction of some kind of closed manifolds over simple convex polytopes. inspired by lickorish ' s theorem, we propose a method to describe certain families of manifolds over simple convex polytopes with torus action. under this construction, many classical classification... | arxiv:1902.06895 |
we obtain a determinant expression for the tree - level structure constant of three non - extremal single - trace operators in the su ( 2 ) sector of planar n = 4 supersymmetric yang - mills theory. | arxiv:1111.4663 |
we show that hives chosen at random with independent gue boundary conditions on two sides, weighted by a vandermonde factor depending on the third side ( which is necessary in the context of the randomized horn problem ), when normalized so that the eigenvalues at the edge are asymptotically constant, converge in proba... | arxiv:2502.06414 |
x - ray emission and absorption features are of great importance in our understanding the nature and environment of gamma - ray bursts ( grbs ). so far, iron emission lines have been detected in at least four grb afterglows. in this paper, the observational properties and physical constraints on materials surrounding g... | arxiv:astro-ph/0407626 |
$ kepler $ revealed that roughly one - third of sun - like stars host planets orbiting within 100 days and between the size of earth and neptune. how do these planets form, what are they made of, and do they represent a continuous population or multiple populations? to help address these questions, we began the magella... | arxiv:2011.11560 |
non - baryonic, or " dark, " matter is believed to be a major component of the total mass budget of the universe. we review the candidates for particle dark matter and discuss the prospects for direct detection ( via interaction of dark matter particles with laboratory detectors ) and indirect detection ( via observati... | arxiv:astro-ph/0504422 |
sparse - group lasso ( sgl ) has been shown to be a powerful regression technique for simultaneously discovering group and within - group sparse patterns by using a combination of the $ \ ell _ 1 $ and $ \ ell _ 2 $ norms. however, in large - scale applications, the complexity of the regularizers entails great computat... | arxiv:1410.4210 |
socioeconomic inequalities in cities are embedded in space and result in neighborhood effects, whose harmful consequences have proved very hard to counterbalance efficiently by planning policies alone. considering redistribution of money flows as a first step toward improved spatial equity, we study a bottom - up appro... | arxiv:1604.08394 |
the low - energy two neutrino - two photon interactions in the presence of homogeneous magnetic field are studied. the cross sections in external magnetic field are shown to be larger than in vacuum by factor $ \ sim ( m _ w / m _ e ) ^ 4 ( b / b _ c ) ^ 2 $. the energy - loss rate due to the process $ \ gamma \ gamma ... | arxiv:hep-ph/9709420 |
let $ g _ 1 $ be a semisimple real lie group and $ g _ 2 $ another locally compact second countable unimodular group. we prove that $ g _ 1 \ times g _ 2 $ has fixed price one if $ g _ 1 $ has higher rank, or if $ g _ 1 $ has rank one and $ g _ 2 $ is a $ p $ - adic split reductive group of rank at least one. as an app... | arxiv:2307.11728 |
consider the time - periodic viscous incompressible fluid flow past a body with non - zero velocity at infinity. this article gives sufficient conditions such that weak solutions to this problem are smooth. since time - periodic solutions do not have finite kinetic energy in general, the well - known regularity results... | arxiv:2212.00429 |
the effect of matter enhanced neutrino oscillations on atmosheric neutrinos is investigated systematically in the framework of one mass dominant model of three neutrinos. the resonance conditions of neutrino crossing the earth are determined by the three parameters, namely, the zenith angle, $ { \ delta m ^ 2 / e } $, ... | arxiv:hep-ph/0005008 |
in this paper we continue the study on intrinsic harnack inequality for non - homogeneous parabolic equations in non - divergence form initiated by the first author in [ 1 ]. we establish a forward - in - time intrinsic harnack inequality, which in particular implies the h \ " older continuity of the solutions. we also... | arxiv:2405.03283 |
containerization is a virtualization technique that allows one to create and run executables consistently on any infrastructure. compared to virtual machines, containers are lighter since they do not bundle a ( guest ) operating system but they share its kernel, and they only include the files, libraries, and dependenc... | arxiv:2303.04080 |
in undulatory mechanics the rest mass of a particle is associated to a rest periodicity known as compton periodicity. in carbon nanotubes the compton periodicity is determined geometrically, through dimensional reduction, by the circumference of the curled - up dimension, or by similar spatial constraints to the charge... | arxiv:1403.7037 |
sr _ 2cu _ 3o _ 4cl _ 2 is an antiferromagnet consisting of weakly coupled cuo planes which comprise two weakly interacting antiferromagnetic subsystems, i and ii, which order at respective temperatures t _ i \ approx 390k and t _ { ii } \ approx 40k. except asymptotically near the ordering temperature, these systems a... | arxiv:cond-mat/0009315 |
the polarisation conversion of a linear polarised electromagnetic wave incident onto a two - dimensional ( 2d ) electron system at an angle is theoretically studied. we consider the 2d system located at the interface between two dielectric media with different dielectric constants. an external dc magnetic field is assu... | arxiv:cond-mat/0101072 |
diffusion probabilistic models ( dpms ) have exhibited excellent performance for high - fidelity image generation while suffering from inefficient sampling. recent works accelerate the sampling procedure by proposing fast ode solvers that leverage the specific ode form of dpms. however, they highly rely on specific par... | arxiv:2310.13268 |
we study max - plus convexity in an archimedean riesz space $ e $ with an order unit $ \ un $ ; the definition of max - plus convex sets is algebraic and we do not assume that $ e $ has an { \ it a priori } given topological structure. to the given unit $ \ un $ one can associate two equivalent norms $ \ norm \ cdot \ ... | arxiv:1905.00946 |
we study quantum mechanical tunneling using complex solutions of the classical field equations. simple visualization techniques allow us to unify and generalize previous treatments, and straightforwardly show the connection to the standard approach using euclidean instanton solutions. we demonstrate that the negative m... | arxiv:1605.02751 |
jefferson lab experiment e08 - 007 measured the proton elastic form factor ratio $ \ mu _ pg _ e / g _ m $ in the range of $ q ^ 2 = 0. 3 - 0. 7 ( \ mathrm { gev } / c ) ^ 2 $ by recoil polarimetry. data were taken in 2008 at the thomas jefferson national accelerator facility in virginia, usa. a 1. 2 gev polarized elec... | arxiv:1108.4441 |
( abridged ) we present the results of studying the spectral and photometric variability of the luminous blue variable star v532 in m33. the photometric variations are traced from 1960 to 2010, spectral variations - from 1992 to 2009. the star has revealed an absolute maximum of visual brightness ( 1992 - 1994, high / ... | arxiv:1105.0123 |
retinal vessel segmentation is critical for diagnosing ocular conditions, yet current deep learning methods are limited by modality - specific challenges and significant distribution shifts across imaging devices, resolutions, and anatomical regions. in this paper, we propose grinadapt, a novel framework for source - f... | arxiv:2503.05991 |
in visual recognition tasks, such as image classification, unsupervised learning exploits cheap unlabeled data and can help to solve these tasks more efficiently. we show that the recursive autoconvolution operator, adopted from physics, boosts existing unsupervised methods by learning more discriminative filters. we t... | arxiv:1606.00611 |
ensuring safety for autonomous robots operating in dynamic environments can be challenging due to factors such as unmodeled dynamics, noisy sensor measurements, and partial observability. to account for these limitations, it is common to maintain a belief distribution over the true state. this belief could be a non - p... | arxiv:2504.04097 |
in this paper, we give the general expressions for a special series of tree amplitudes of the yang - mills theory. this series of amplitudes have two adjacent massless spin - 1 particles with extra - dimensional momenta and any number of positive helicity gluons. with special helicity choices, we use the spinor helicit... | arxiv:1610.05013 |
a comprehensive census of galactic open cluster properties places unique constraints on the galactic disc structure and evolution. in this framework we investigate the evolutionary status of three poorly - studied open clusters, berkeley 31, berkeley 23 and king 8, all located in the galactic anti - centre direction. t... | arxiv:1105.4440 |
a bounded linear operator $ a $ on a hilbert space $ \ mathcal { h } $ is posinormal if there exists a positive operator $ p $ such that $ aa ^ { * } = a ^ { * } pa $. we show that if $ a $ is posinormal with closed range, then $ a ^ n $ is posinormal and has closed range for all integers $ n \ ge 1 $. because the coll... | arxiv:2203.01473 |
i re - examine a recent work by g. landi and g. e. landi. [ arxiv : 1808. 06708 [ physics. ins - det ] ], in which the authors claim that the resolution of a tracker ca vary linearly with the number of detection layers, $ n $, that is, faster than the commonly known $ \ sqrt { n } $ variation, for a tracker of fixed le... | arxiv:2010.03451 |
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