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covid - 19 spread across the globe at an immense rate has left healthcare systems incapacitated to diagnose and test patients at the needed rate. studies have shown promising results for detection of covid - 19 from viral bacterial pneumonia in chest x - rays. automation of covid - 19 testing using medical images can s... | arxiv:2010.06418 |
in this work, we consider achievable secrecy rates for symmetric $ k $ - user ( $ k \ ge 3 $ ) interference channels with confidential messages. we find that nested lattice codes and layered coding are useful in providing secrecy for these channels. achievable secrecy rates are derived for very strong interference. in ... | arxiv:0905.2643 |
this work aims to develop an integrated control strategy for brushless direct current motors for a wide range of applications in robotics systems. the controller is suited for both high torque - low speed and high - speed control of the motors. hardware validation is done by developing a custom bldc drive system, and t... | arxiv:2404.17367 |
we prove an analytic generalization of koll \ ' ar ' s vanishing theorem, which contains the nadel vanishing theorem as a special case. | arxiv:1607.04684 |
the question has been solved whether bell ' s inequalities cover all possible kinds of hidden - variable theories. it has been shown that the given nequalities can be hardly derived when the changing space position of photon - pair source together with the microscopic space structure of measuring devices are taken into... | arxiv:quant-ph/9808005 |
in this paper, we systematically investigate both the synfire propagation and firing rate propagation in feedforward neuronal network coupled in an all - to - all fashion. in contrast to most earlier work, where only reliable synaptic connections are considered, we mainly examine the effects of unreliable synapses on b... | arxiv:1111.4526 |
as the interferometers detecting gravitational waves are upgraded, improving their sensitivity, the probability of observing strong lensing increases. once a detection is made, it will be critical to gain as much information as possible about the lensing object from these observations. in this work, we present a method... | arxiv:2307.07852 |
we present analytic calculations of the electromagnetic torques acting on a magnetic neutron star rotating in vacuum, including near - zone torques associated with the inertia of dipole and quadrupole magnetic fields. we incorporate these torques into the rotational dynamics of a rigid - body neutron star, and show tha... | arxiv:1503.01486 |
we show that the feng - xiong lower bound of $ 1 / 2 $ for the box dimension of $ \ alpha \ beta $ - sets is tight. we also study how much of an $ \ alpha \ beta $ - orbit ` ` carries the dimension ' ' : deleting an arbitararily small positive density set of times can cause the box dimension to drop to zero, but the as... | arxiv:2410.19640 |
weighted shifts on directed trees are a decade old generalisation of classical shift operators in the sequence space $ \ ell ^ 2 $. in this paper we introduce the joint backward extension property ( jbep ) for classes of weighted shifts on directed trees. if a class satisfies jbep, the existence of a common backward ex... | arxiv:2209.09829 |
while non - parametric models, such as neural networks, are sufficient in the load forecasting, separate estimates of fixed and shiftable loads are beneficial to a wide range of applications such as distribution system operational planning, load scheduling, energy trading, and utility demand response programs. a semi -... | arxiv:2011.03519 |
different versions of the notion of a state have been formulated for various so - called quantum structures. in this paper, we investigate the interplay among states on synaptic algebras and on its sub - structures. a synaptic algebra is a generalization of the partially ordered jordan algebra of all bounded self - adj... | arxiv:1606.08229 |
the local ( v < 1200kms ) and the cosmic expansion field out to 30000kms - 1 are characterized by ho = 58. while the random error is small ( + - 2 ), it may still be affected by systematic errors as large as 10 %. the local expansion is outlined by cepheids and by cepheid - calibrated tf distances of a complete sample ... | arxiv:astro-ph/0208178 |
this paper connects nonpositive sectional curvature of a riemannian manifold with the displacement convexity of the variance functional on the space $ p ( m ) $ of probability measures over $ m $. we show that $ m $ has nonpositive sectional curvature and has trivial topology ( i. e, is homeomorphic to $ \ mathbf { r }... | arxiv:1503.06460 |
theory of quasiparticle spectra and the de haas - van alphen ( dhva ) oscillation in type - ii superconductors are developed based on the bogoliubov - de gennes equations for vortex - lattice states. as the pair potential grows through the superconducting transition, each degenerate landau level in the normal state spl... | arxiv:cond-mat/0208012 |
current course recommender systems primarily leverage learner - course interactions, course content, learner preferences, and supplementary course details like instructor, institution, ratings, and reviews, to make their recommendation. however, these systems often overlook a critical aspect : the evolving skill demand... | arxiv:2404.10876 |
we consider a lattice regularization for an ill - posed diffusion equation with trilinear constitutive law and study the dynamics of phase interfaces in the parabolic scaling limit. our main result guarantees for a certain class of single - interface initial data that the lattice solutions satisfy asymptotically a free... | arxiv:1610.05447 |
this paper is devoted to study the optimal portfolio problem. harry markowitz ' s ph. d. thesis prepared the ground for the mathematical theory of finance. in modern portfolio theory, we typically find asset returns that are modeled by a random variable with an elliptical distribution and the notion of portfolio risk i... | arxiv:1406.7040 |
electronic hanbury brown twiss correlations are discussed for geometries in which transport is along adiabatically guided edge channels. we briefly discuss partition noise experiments and discuss the effect of inelastic scattering and dephasing on current correlations. we then consider a two - source hanbury brown twis... | arxiv:cond-mat/0404123 |
we investigate the distinction between color - and flavor - branes, that is usually made in the context of gauge / string duality with backreacting flavors. our remarks are based on a series of examples concerning the role of source terms in relatively simple supergravity backgrounds that allow for a well - controlled ... | arxiv:1007.1201 |
5g technology allows heterogeneous services to share the wireless spectrum within the same radio access network. in this context, spectrum slicing of the shared radio resources is a critical task to guarantee the performance of each service. we analyze a downlink communication serving two types of traffic : enhanced mo... | arxiv:2110.14544 |
let f be a totally real number field. using a recent geometric approach developed by andreatta and iovita we construct several variables p - adic families of finite slope quaternionic automorphic forms over f. it is achieved by interpolating the modular sheaves defined over some auxiliary unitary shimura curves. second... | arxiv:1908.00091 |
stimulated by recent suggestion of cosmic axion spin precession experiment with eu contained compound we develop a new method for accurate calculation of schiff moments of even - odd deformed nuclei. the method is essentially based on experimental data on magnetic moments and e1, e3 - amplitudes in the given even - odd... | arxiv:2307.04299 |
we study the electrical double layer at the interface between a protein crystal and a salt solution or a dilute solution of protein, and estimate the double layer ' s contribution to the interfacial tension of this interface. this contribution is negative and decreases in magnitude with increasing salt concentration. w... | arxiv:cond-mat/0206067 |
i review the topic of relic neutrino asymmetry generation through active - sterile neutrino and antineutrino oscillations in the early universe. applications to ( i ) the suppression of sterile neutrino production, and ( ii ) the primordial helium abundance are briefly presented. | arxiv:hep-ph/0006347 |
this paper analyzes the convergence and generalization of training a one - hidden - layer neural network when the input features follow the gaussian mixture model consisting of a finite number of gaussian distributions. assuming the labels are generated from a teacher model with an unknown ground truth weight, the lear... | arxiv:2207.03615 |
in this paper, we apply the sorting network theory to construct an analog rank order filter. we present a voltage mode cmos two - input sorting element and arrange these to form a rank order filter. the resulting circuit is simpleand is a high - speed, high - precision design. although the transistor count is moderatel... | arxiv:1101.0318 |
in this paper, we study a conjecture of gao and wang concerning a proposed formula $ k _ 1 ^ * ( g ) $ for the maximal cross number $ k _ 1 ( g ) $ taken over all unique factorization indexed multisets over a given finite abelian group $ g $. as a corollary of our first main result, we verify the conjecture for abelian... | arxiv:1301.1401 |
so far, cosmic ray air showers have been detected using scintillation counter arrays on the ground widely. and also air cherenkov detection method, which is limited its observation period in moonless nights, has been adopted. the detection method of radio emission from cosmic ray air showers is not new, but rather old ... | arxiv:1907.08617 |
quasicrystals represent a category of rarely structured solids that challenge traditional periodicity in crystal materials. recent advancements in the synthesis of two - dimensional ( 2d ) van der waals materials have paved the way for exploring the unique physical properties of these systems. here, we report on the sy... | arxiv:2406.07068 |
we reanalyze b - > d pi and b - > k j / psi data to extract a set of parameters which give the relevant hadronic matrix elements in terms of factorized amplitudes. various sources of theoretical uncertainties are studied, in particular those depending on the model adopted for the form factors. we find that the fit to t... | arxiv:hep-ph/9810271 |
kernel $ k $ - means clustering can correctly identify and extract a far more varied collection of cluster structures than the linear $ k $ - means clustering algorithm. however, kernel $ k $ - means clustering is computationally expensive when the non - linear feature map is high - dimensional and there are many input... | arxiv:1706.02803 |
in this note, we investigate some regularity aspects for solutions of degenerate complex monge - amp \ ` ere equations ( dcmae ) on singular spaces. first, we study the dirichlet problem for dcmae on singular stein spaces, showing a general continuity result. a consequence of our results is that k \ " ahler - einstein ... | arxiv:2012.02018 |
radial velocities of 40 intracluster planetary nebulae ( icpne ) in the virgo cluster were obtained with the new multi - fiber flames spectrograph on ut2 at vlt. for the first time, the lambda 4959 aa line of the [ oiii ] doublet is seen in a large fraction ( 50 % ) of icpne spectra, and a large fraction of the photome... | arxiv:astro-ph/0502421 |
we consider strong relative property $ ( t ) $ for pairs $ ( \ ga, g ) $ where $ \ ga $ acts on $ g $. if $ n $ is a connected lie group and $ \ ga $ is a group of automorphisms of $ n $, we choose a finite index subgroup $ \ ga ^ 0 $ of $ \ ga $ and obtain that $ ( \ ga, [ \ ga ^ 0, n ] ) $ has strong relative propert... | arxiv:1111.5148 |
the recent embrace of machine learning ( ml ) in the development of autonomous weapons systems ( aws ) creates serious risks to geopolitical stability and the free exchange of ideas in ai research. this topic has received comparatively little attention of late compared to risks stemming from superintelligent artificial... | arxiv:2405.01859 |
we re - examine the zero temperature phase diagram of the two - leg hubbard ladder in the small $ u $ limit, both analytically and using density - matrix renormalization group ( dmrg ). we find a ubiquitous luther - emery phase, but with a crossover in behavior at a characteristic interaction strength, $ u ^ \ star $ ;... | arxiv:2007.00661 |
we present the results of both global cylindrical disc simulations and local shearing box simulations of protoplanets interacting with a disc undergoing mhd turbulence with zero net flux magnetic fields. we investigate the nature of the disc response and conditions for gap formation. this issue is an important one for ... | arxiv:astro-ph/0308351 |
the eclipsing binary cm dra contains nearly identical red dwarfs of spectral class dm4. 5. their masses and radii have been reported with unprecedentedly small statistical errors. when compared with standard stellar models of appropriate age ( \ approx4 gyr ), the empirical results indicate that both components are lar... | arxiv:1106.1452 |
summary. a simple derivation of finite schmidt decomposition of pure states describing finite dimensional systems interacting with the infinite dimensional ones is presented. in particular, maximally entangled pure states in such systems are being characterized. the concept of mixed - pure states has been introduced an... | arxiv:1803.09541 |
in the context of ghost - free infinite derivative gravity, we consider the single graviton exchange between two spinless particles, a spinless particle and a photon, or between a spinless particle and a spin - 1 / 2 particle. to this end, we compute the gravitational potential for the three aforementioned cases and de... | arxiv:2402.18694 |
in this paper, a new descriptor selection method for selecting an optimal combination of important descriptors of sulfonamide derivatives data, named self tuned reweighted sampling ( strs ), is developed. descriptors are defined as the descriptors with large absolute coefficients in a multivariate linear regression mod... | arxiv:1402.5360 |
we suggest the possibility to disentangle anisotropic flow, flow fluctuation, and nonflow using two -, four -, and six - particle azimuthal moments assuming gaussian fluctuations. we show that such disentanglement is possible when the flow fluctuations are large, comparable to the average flow magnitude. when fluctuati... | arxiv:1101.4646 |
center. another part of tech square, the privately owned centergy one complex, contains the technology square research building ( tsrb ), holding faculty and graduate student offices for the college of computing and the school of electrical and computer engineering, as well as the gvu center, a multidisciplinary techno... | https://en.wikipedia.org/wiki/Georgia_Tech |
state of the art models in intent induction require annotated datasets. however, annotating dialogues is time - consuming, laborious and expensive. in this work, we propose a completely unsupervised framework for intent induction within a dialogue. in addition, we show how pre - processing the dialogue corpora can impr... | arxiv:2307.15410 |
we explore a fermionic dark matter model with a possible extension of standard model ( sm ) of particle physics into two higgs doublet model. higgs doublets couple to the singlet fermionic dark matter ( fdm ) through a non renormalisable coupling providing a new physics scale. we explore the viability of such dark matt... | arxiv:1311.0126 |
despite recent advances in audio content - based music emotion recognition, a question that remains to be explored is whether an algorithm can reliably discern emotional or expressive qualities between different performances of the same piece. in the present work, we analyze several sets of features on their effectiven... | arxiv:2107.13231 |
the ever - growing power consumption of wireless communication systems necessitates more energy - efficient algorithms. this paper introduces spikacom ( { spik } ing { a } daptive { com } munication ), a neuromorphic computing - based framework for power - intensive wireless communication tasks. spikacom leverages brai... | arxiv:2502.17168 |
spin - orbit coupled bose - einstein condensates ( becs ) provide a powerful tool to investigate interesting gauge - field related phenomena. we study the ground state properties of such a system and show that it can be mapped to the well - known dicke model in quantum optics, which describes the interactions between a... | arxiv:1405.2132 |
moscab equipment, a geyser - concept bubble - chamber originally thought for the search of dark matter in the form of wimps, is employed for the detection of fast neutrons. once the background - free operating conditions are determined such that the detector is sensitive only to neutrons, which occurs when the neutron ... | arxiv:2106.13654 |
to go beyond quantum optics in free - space setups, atom - light interfaces with structured photonic environments are often employed to realize unconventional quantum electrodynamics ( qed ) phenomena. however, when employed as quantum buses, those long - distance nanostructures are limited by fabrication disorders. in... | arxiv:2304.10710 |
a model of correlated random networks is examined, i. e. networks with correlations between the degrees of neighboring nodes. these nodes do not necessarily have to be direct neighbors, the maximum range of the correlations can be arbitrarily chosen. two different methods for the creation of such networks are presented... | arxiv:cond-mat/0509389 |
in new higgs inflation the higgs kinetic terms are non - minimally coupled to the einstein tensor, allowing the higgs field to play the role of the inflaton. the new interaction is non - renormalizable, and the model only describes physics below some cutoff scale. even if the unknown uv physics does not affect the tree... | arxiv:1711.08761 |
in automated pronunciation assessment, recent emphasis progressively lies on evaluating multiple aspects to provide enriched feedback. however, acquiring multi - aspect - score labeled data for non - native language learners ' speech poses challenges ; moreover, it often leads to score - imbalanced distributions. in th... | arxiv:2406.15723 |
larger space densities $ \ sim3 \ times 10 ^ { - 5 } $ mpc $ ^ { - 3 } $, higher duty cycles $ 50 - 100 \ % $, contributing more to the csfrd, and potentially dominating the high - mass galaxy stellar mass function. | arxiv:1905.11996 |
we consider determinantal point processes on the $ d $ - dimensional unit sphere $ \ mathbb s ^ d $. these are finite point processes exhibiting repulsiveness and with moment properties determined by a certain determinant whose entries are specified by a so - called kernel which we assume is a complex covariance functi... | arxiv:1607.03675 |
recently lhcb experimental group find an exotic state $ t ^ + _ { cc } $ from the process $ p \ bar { p } \ to d ^ 0d ^ 0 \ pi ^ + + x $. a key question is if it is just a molecule or may have confined tetraquark ingredient. to investigate this, different methods are taken, including two channel ( $ d ^ { * + } d ^ 0 $... | arxiv:2307.12069 |
the inclusive production of doubly heavy baryons $ \ xi _ { cc } $ and $ \ xi _ { bb } $ at $ \ gamma \ gamma $ collider is investigated. it is found that the contribution from the heavy quark pair $ qq $ in color triplet and color sextet are important. | arxiv:hep-ph/0701212 |
the strong coupling between elementary excitations of the electromagnetic field ( photons ) and quantized mechanical vibrations ( phonons ) produces hybrid quasi - particle states, known as phonon - polaritons. their typical signature is the avoided crossing between the eigenfrequencies of the coupled system, as paradi... | arxiv:2012.15265 |
previous work on voter control, which refers to situations where a chair seeks to change the outcome of an election by deleting, adding, or partitioning voters, takes for granted that the chair knows all the voters ' preferences and that all votes are cast simultaneously. however, elections are often held sequentially ... | arxiv:1203.0411 |
we consider a vector bundle $ e $ over a compact riemannian manifold $ m $ = $ m ^ { n } $, $ n \ geq 4 $, and $ a $ is a yang - mills connection with $ l ^ { \ frac { n } { 2 } } $ curvature $ f _ { a } $ on $ e $. then we prove a mean value inequality for the density $ | f _ { a } | ^ { \ frac { n } { 2 } } $. this i... | arxiv:1502.03198 |
we consider a network of randomly coupled rate - based neurons influenced by external and internal noise. we derive a second - order stochastic mean - field model for the network dynamics and use it to analyze the stability and bifurcations in the thermodynamic limit, as well as to study the fluctuations due to the fin... | arxiv:1512.03561 |
erd \ " os proved in 1946 that if a set $ e \ subset \ mathbb { r } ^ n $ is closed and non - empty, then the set, called ambiguous locus or medial axis, of points in $ \ mathbb { r } ^ n $ with the property that the nearest point in $ e $ is not unique, can be covered by countably many surfaces, each of finite $ ( n -... | arxiv:2011.14508 |
we study ultra - violet completions for d = 6 four - fermion operators in the standard model effective field theory ( smeft ), focusing on models that contain cold dark matter candidates. via a diagrammatic method, we generate systematically lists of possible uv completions, with the aim of providing sets of models, wh... | arxiv:2302.03485 |
learning with noisy labels ( lnl ) has become an appealing topic, as imperfectly annotated data are relatively cheaper to obtain. recent state - of - the - art approaches employ specific selection mechanisms to separate clean and noisy samples and then apply semi - supervised learning ( ssl ) techniques for improved pe... | arxiv:2207.10276 |
altermagnetism is an emerging series of unconventional magnetic materials characterized by time - reversal symmetry breaking and spin - split bands in the momentum space with zero net magnetization. metallic altermagnets offer unique advantages for exploring applications in spintronics as conductive metals allows for s... | arxiv:2502.03165 |
determination of the neutrino mass hierarchy using a reactor neutrino experiment at $ \ sim $ 60 km is analyzed. such a measurement is challenging due to the finite detector resolution, the absolute energy scale calibration, as well as the degeneracies caused by current experimental uncertainty of $ | \ delta m ^ 2 _ {... | arxiv:1208.1551 |
in - bulk processing of materials by laser radiation has largely evolved over the last decades and still opensup new scientific and industrial potentials. the development of any in - bulk processing application relieson the knowledge of laser propagation and especially the volumetric field distribution near the focus. ... | arxiv:2102.13414 |
an explicit relativistic light - front quark model is presented which gives the momentum transfer dependent form factors of weak hadronic currents among heavy pseudoscalar and vector mesons in the whole accessible kinematic region $ 0 \ leq q ^ 2 \ leq q ^ 2 _ { max } $. for the numerical investigations of the $ b \ to... | arxiv:hep-ph/9701388 |
we study maurer - cartan moduli spaces of dg algebras and associated dg categories and show that, while not quasi - isomorphism invariants, they are invariants of strong homotopy type, a natural notion that has not been studied before. we prove, in several different contexts, schlessinger - stasheff type theorems compa... | arxiv:1802.02549 |
this is an informal discussion on one of the basic problems in the theory of empirical processes, addressed in our preprint " combinatorics of random processes and sections of convex bodies ", which is available at arxiv and from our web pages. | arxiv:math/0404193 |
we examine the coupling of electromagnetic waves incident normal to a thin silver film that forms an oscillatory grating embedded between two otherwise uniform, semi - infinite half spaces. two grating structures are considered, in one of which the mid point of the ag film remains fixed whereas the thickness varies sin... | arxiv:0808.1941 |
large language models ( llms ) increasingly serve as knowledge interfaces, yet systematically assessing their reliability with conflicting information remains difficult. we propose an rdf - based framework to assess multilingual llm quality, focusing on knowledge conflicts. our approach captures model responses across ... | arxiv:2504.21605 |
we prove that random groups in the gromov density model at any density $ d $ have with overwhelming probability no non - trivial left - orderable quotients. in particular, random groups at densities $ d < \ frac { 1 } { 2 } $ are not left - orderable. | arxiv:1409.1289 |
the contact of water with semiconductors typically changes its surface electronic structure by oxidation or corrosion processes. a detailed knowledge - or even control of - the surface structure is highly desirable, as it impacts the performance of opto - electronic devices from gas - sensing to energy conversion appli... | arxiv:1710.08194 |
the plebanski - demianski metric is commonly thought to describe the most general type d black hole in general relativity ( possibly coupled with maxwell electromagnetism ), but in the form we know at the moment, it fails to include the elusive accelerating spacetimes with gravitomagnetic mass without angular momentum.... | arxiv:2404.06551 |
this review explores the dynamics and the low - energy excitation spectra of bose - einstein condensates ( becs ) of interacting bosons in external potential traps putting particular emphasis on the emerging many - body effects beyond mean - field descriptions. to do so, methods have to be used that, in principle, can ... | arxiv:2101.11615 |
text classification has been one of the earliest problems in nlp. over time the scope of application areas has broadened and the difficulty of dealing with new areas ( e. g., noisy social media content ) has increased. the problem - solving strategy switched from classical machine learning to deep learning algorithms. ... | arxiv:2011.04446 |
in theories with a warped extra dimension, composite fermions, as e. g. the right - handed top quark, can be very strongly coupled to kaluza - klein ( kk ) fields. in particular, the kk gluons in the presence of such composite fields become very broad resonances, thus remarkably modifying their experimental signatures.... | arxiv:2102.11241 |
we consider the vlasov - poisson system with initial data a small, radial, absolutely continuous perturbation of a point charge. we show that the solution is global and disperses to infinity via a modified scattering along trajectories of the linearized flow. this is done by an exact integration of the linearized equat... | arxiv:2008.08013 |
understanding the properties of hypernuclei is crucial for constraining the nature of hyperon - nucleon ( $ y \ text { - } n $ ) interactions, which plays a key role in determining the inner structure of compact stars. the lightest hypernuclei and antihypernuclei are the hypertriton ( $ ^ 3 _ \ lambda \ text { h } $ ),... | arxiv:2405.12015 |
financial engineering is a multidisciplinary field involving financial theory, methods of engineering, tools of mathematics and the practice of programming. it has also been defined as the application of technical methods, especially from mathematical finance and computational finance, in the practice of finance. finan... | https://en.wikipedia.org/wiki/Financial_engineering |
astri ( " astrofisica con specchi a tecnologia replicante italiana " ) is a flagship project of the italian ministry of education, university and research. within this framework, inaf is currently developing a wide field of view ( 9. 6 degrees in diameter ) end - to - end prototype of the cta small - size telescope ( s... | arxiv:1303.2024 |
air - intake opening, fuel injection and auto - ignition. after sustaining hypersonic combustion for 20 seconds, cruise vehicle achieved velocity of nearly 2 km / s ( mach 5. 9 ). a ship was also deployed in the bay of bengal to study the missile trajectory. the missile ' s scramjet engine performed in a " text book ma... | https://en.wikipedia.org/wiki/Hypersonic_Technology_Demonstrator_Vehicle |
for a fixed prime p, the p - class tower f ( p, infinity, k ) of a number field k is considered to be known if a pro - p presentation of the galois group h = gal ( f ( p, infinity, k ) / k ) is given. in the last few years, it turned out that the artin pattern ap ( k ) = ( tau ( k ), kappa ( k ) ) consisting of targets... | arxiv:1605.09617 |
cybercrime investigators face numerous challenges when policing online crimes. firstly, the methods and processes they use when dealing with traditional crimes do not necessarily apply in the cyber - world. additionally, cyber criminals are usually technologically - aware and constantly adapting and developing new tool... | arxiv:1902.06961 |
we present deep 350 - and 1200 - micron imaging of the region around 4c41. 17 - - one of the most distant ( z = 3. 792 ) and luminous known radio galaxies - - obtained with the submillimeter high angular resolution camera ( sharc - ii ) and the max planck millimeter bolometer array ( mambo ). the radio galaxy is robust... | arxiv:0707.4482 |
to understand the underlying degrees of freedom, near horizon symmetry analysis of a black has gain significant interest in the recent past. in this paper we generalized those analysis first by taking into account a generic null surface carrying $ u ( 1 ) $ electromagnetic charge. with the appropriate boundary conditio... | arxiv:1802.07108 |
we study the furstenberg - entropy realization problem for stationary actions. it is shown that for finitely supported probability measures on free groups, any a - priori possible entropy value can be realized as the entropy of an ergodic stationary action. this generalizes results of bowen. the stationary actions we c... | arxiv:1701.08350 |
we consider the $ m $ - dimensional modified helmholtz equation and establish two relations between its solutions in a bounded domain and harmonic functions. both relations essentially rely on properties of the newtonian potential. some other characteristics of these solutions are also obtained. | arxiv:2207.11729 |
by using the york canonical basis of adm tetrad gravity, in a formulation using radar 4 - coordinates for the parametrization of the 3 + 1 splitting of the space - time, it is possible to write the 4 - riemann tensor of a globally hyperbolic, asymptotically minkowskian space - time as a hamiltonian tensor, whose compon... | arxiv:1401.1370 |
the na62 experiment at cern collected a large sample of charged kaon decays with a highly efficient trigger for decays into electrons in 2007. the kaon beam represents a source of tagged neutral pion decays in vacuum. a measurement of the electromagnetic transition form factor slope of the neutral pion in the time - li... | arxiv:1611.04972 |
in this paper we have analyzed the production of pair charmonium mesons in the reactions $ e ^ + e ^ - \ to j / \ psi \ chi _ { c0 }, e ^ + e ^ - \ to \ psi ( 2s ) \ chi _ { c0 } $ at energy $ \ sqrt s = 10. 6 $ gev in the framework of the light cone formalism. in comparison with nrqcd the numerical results for the cro... | arxiv:hep-ph/0602047 |
this study focuses on the impact of digital finance on households. while digital finance has brought financial inclusion, it has also increased the risk of households falling into a debt trap. we provide evidence that supports this notion and explain the channel through which digital finance increases the likelihood of... | arxiv:2201.09221 |
the gillespie algorithm is commonly used to simulate and analyze complex chemical reaction networks. here, we leverage recent breakthroughs in deep learning to develop a fully differentiable variant of the gillespie algorithm. the differentiable gillespie algorithm ( dga ) approximates discontinuous operations in the e... | arxiv:2407.04865 |
novae are the observational manifestations of thermonuclear runaways on the surface of accreting white dwarfs ( wds ). although novae are an ubiquitous phenomenon, their properties at low metallicity are not well understood. using the publicly - available stellar evolution code modules for experiments in stellar astrop... | arxiv:1909.07643 |
a significant amount of work is invested in human - machine teaming ( hmt ) across multiple fields. accurately and effectively measuring system performance of an hmt is crucial for moving the design of these systems forward. metrics are the enabling tools to devise a benchmark in any system and serve as an evaluation p... | arxiv:2008.04855 |
let $ ( \ { 1, 2, \ ldots, n \ }, d ) $ be a metric space. we analyze the expected value and the variance of $ \ sum _ { i = 1 } ^ { \ lfloor n / 2 \ rfloor } \, d ( { \ boldsymbol { \ pi } } ( 2i - 1 ), { \ boldsymbol { \ pi } } ( 2i ) ) $ for a uniformly random permutation $ { \ boldsymbol { \ pi } } $ of $ \ { 1, 2,... | arxiv:1703.08433 |
three - dimensional van der waals ferromagnet fe $ _ 3 $ gete $ _ 2 $ ( fgt ) is regarded as a candidate for the magnetic topological nodal line semimetal. we investigate lateral electron transport between two 3 ~ $ \ mu $ m spaced superconducting in leads beneath a thick three - dimensional fgt exfoliated flake. at lo... | arxiv:2108.13761 |
using a proposal of maldacena one describes the large n limit of gauge theories in terms of supergravity solutions on anti - de sitter space. from this point of view we discuss a possible scenario for quark confinement in gauge theory by describing hadrons as strongly curved universes. in particular an interpretation o... | arxiv:hep-th/9803174 |
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