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in isospin symmetric and asymmetric nuclear matter we study the structure functions connected with the zero sound excitations. in the simple model with landau - migdal quasiparticle interactions the density response $ \ pi ^ r ( \ omega, k ) $ of the nuclear matter to the small isovector external field $ v _ 0 ( \ omeg... | arxiv:2004.04971 |
the exponential scaling of the wave function is a fundamental property of quantum systems with far reaching implications in our ability to process quantum information. a problem where these are particularly relevant is quantum state tomography. state tomography, whose objective is to obtain a full description of a quan... | arxiv:1705.00345 |
death ligand mediated apoptotic activation is a mode of programmed cell death that is widely used in cellular and physiological situations. interest in studying death ligand induced apoptosis has increased due to the promising role of recombinant soluble forms of death ligands ( mainly recombinant trail ) in anti - can... | arxiv:1501.07854 |
we analyze the neutralino - nucleus elastic cross - section in the mssm, including contributions from cp - violating phases, using the four - fermi neutralino - quark interaction. over a wide range of the mssm parameter space we show the variations in the cross - sections due to these phases. we further concentrate on ... | arxiv:hep-ph/9908311 |
this is a review of the issue of randomness in quantum mechanics, with special emphasis on its ambiguity ; for example, randomness has different antipodal relationships to determinism, computability, and compressibility. following a ( wittgensteinian ) philosophical discussion of randomness in general, i argue that det... | arxiv:1908.07068 |
in this letter, we investigate bondi - like accretion flows with zero or low specific angular momentum by performing 3d general relativistic magnetohydrodynamic simulations. in order to check if relativistic jets can be launched magnetically from such flows, we insert a large - scale poloidal magnetic field into the ac... | arxiv:2211.12726 |
in mobile internet ecosystem, mobile users ( mus ) purchase wireless data services from internet service provider ( isp ) to access to internet and acquire the interested content services ( e. g., online game ) from content provider ( cp ). the popularity of intelligent functions ( e. g., ai and 3d modeling ) increases... | arxiv:2009.07475 |
discrepancy between fo and ci. using the lowest bnp moment, we also obtain from the vector ( v ) component of $ \ tau $ - decay the mean : $ \ alpha _ s ( m _ \ tau ) \ vert _ { \ tau, v } = 0. 3219 ( 52 ) ( 91 ) _ { syst } $ giving : $ \ alpha _ s ( m _ z ) \ vert _ { \ tau, v } = 0. 1187 ( 13 ) ( 3 ) _ { evol } $. th... | arxiv:2402.13983 |
we present fast and highly parallelized versions of shor ' s algorithm. with a sizable quantum computer it would then be possible to factor numbers with millions of digits. the main algorithm presented here uses fft - based fast integer multiplication. the quick reader can just read the introduction and the ` ` results... | arxiv:quant-ph/9806084 |
compressive sensing involves the inversion of a mapping $ sd \ in \ mathbb { r } ^ { m \ times n } $, where $ m < n $, $ s $ is a sensing matrix, and $ d $ is a sparisfying dictionary. the restricted isometry property is a powerful sufficient condition for the inversion that guarantees the recovery of high - dimensiona... | arxiv:2207.05381 |
time series modeling, a crucial area in science, often encounters challenges when training machine learning ( ml ) models like recurrent neural networks ( rnns ) using the conventional mini - batch training strategy that assumes independent and identically distributed ( iid ) samples and initializes rnns with zero hidd... | arxiv:2309.16882 |
based on powerful large language models ( llms ), recent generative multimodal large language models ( mllms ) have gained prominence as a pivotal research area, exhibiting remarkable capability for both comprehension and generation. in this work, we address the evaluation of generative comprehension in mllms as a prel... | arxiv:2307.16125 |
let $ g $ be a permutation group of degree $ n $ and let $ s ( g ) $ denote the number of set - orbits of $ g $. we determine $ \ inf ( \ frac { \ log _ 2 s ( g ) } n ) $ over all groups $ g $ that satisfy certain restrictions on composition factors ( i. e. $ alt ( k ), k > 4 $ cannot be obtained as a quotient of a sub... | arxiv:1410.0420 |
we consider a six - dimensional axisymmetric einstein - maxwell model of warped braneworlds. the bulk is bounded by two branes, one of which is a conical 3 - brane and the other is a 4 - brane wrapped around the axis of symmetry. the latter brane is assumed to be our universe. if the tension of the 3 - brane is fine - ... | arxiv:0707.0894 |
in cloud databases, cloud computation over sensitive data uploaded by clients inevitably causes concern about data security and privacy. even when encryption primitives and trusted computing environments are integrated into query processing to safeguard the actual contents of the data, access patterns of algorithms can... | arxiv:2501.04216 |
self - consistent field theory ( scft ) has proven to be a powerful tool for modeling equilibrium microstructures of soft materials, particularly for multiblock polymers. a very successful approach to numerically solving the scft set of equations is based on using a spectral approach. while widely successful, this appr... | arxiv:1607.02819 |
in this paper we give non - trivial applications of the thermodynamic formalism to the theory of distribution functions of gibbs measures ( devil ' s staircases ) supported on limit sets of finitely generated conformal iterated function systems in $ \ r $. for a large class of these gibbs states we determine the hausdo... | arxiv:0711.4698 |
we show that the complex $ \ cal pt $ - symmetric periodic potential $ v ( x ) = - ( { \ rm i } \ xi \ sin 2x + n ) ^ 2 $, where $ \ xi $ is real and $ n $ is a positive integer, is quasi - exactly solvable. for odd values of $ n \ ge 3 $, it may lead to exceptional points depending upon the strength of the coupling pa... | arxiv:0710.1802 |
gerbert of aurillac was pope sylvester ii form 999 to 1003. his history is presented in order to understand his outstanding contribution in the establishment of quadrivium sciences ( arithmetics, music, geometry and astronomy ) in the curricula studiorum of cathedral schools and therefore of forthcoming universitates s... | arxiv:1211.2777 |
in this paper, we construct $ 2n - 1 $ locally indistinguishable orthogonal product states in $ \ mathbb { c } ^ n \ otimes \ mathbb { c } ^ { 4 } ~ ( n > 4 ) $ and $ \ mathbb { c } ^ n \ otimes \ mathbb { c } ^ { 5 } ~ ( n \ geq 5 ) $ respectively. moreover, a set of locally indistinguishable orthogonal product states... | arxiv:1908.03434 |
microscopic swimming particles, which dissipate energy to execute persistent directed motion, are a classic example of a non - equilibrium system. we investigate the non - interacting ornstein - - uhlenbeck particle ( oup ), which is propelled through a viscous medium by a force which is correlated over a finite time. ... | arxiv:1705.01631 |
with the anticipated redefinition of the international system of units ( si ) the base units will be linked to fundamental constants of nature [ 1 ]. as for the electrical base unit " ampere ", it will be linked to the elementary charge e, requiring a corresponding quantum standard [ 2, 3 ]. many concepts for such a st... | arxiv:1312.5669 |
in this paper we propose a model to learn multimodal multilingual representations for matching images and sentences in different languages, with the aim of advancing multilingual versions of image search and image understanding. our model learns a common representation for images and their descriptions in two different... | arxiv:1707.07601 |
in this paper, we utilize stochastic optimization to reduce the space complexity of convex composite optimization with a nuclear norm regularizer, where the variable is a matrix of size $ m \ times n $. by constructing a low - rank estimate of the gradient, we propose an iterative algorithm based on stochastic proximal... | arxiv:1511.01664 |
grooves were etched in a conductive layer of a conductive, transparent glass, and a nanoporous tio2 film was deposited on both the conductive and nonconductive area. the width of the grooves was 100 $ \ mu $ m and 150 $ \ mu $ m. a transparent tio2 film was dye - sensitized, covered with an electrolyte, and sandwiched ... | arxiv:0803.1745 |
in the livestock sector, the fragmented data landscape across isolated systems presents a significant challenge, necessitating interoperability and integration. in this article, we introduce the livestock event information sharing architecture ( leisa ), a novel architecture designed to facilitate the sharing of livest... | arxiv:2501.14781 |
we present an algorithm for reliably and systematically proving the existence of spectral gaps in hamiltonians with quasicrystalline order, based on numerical calculations on finite domains. we apply this algorithm to prove that the hofstadter model on the ammann - beenker tiling of the plane has spectral gaps at certa... | arxiv:2205.10622 |
we investigate phenomenological models of star formation and supernova feedback in n - body / sph simulations of galaxy formation. first, we compare different prescriptions in the literature for turning cold gas into stars neglecting feedback effects. we find that most prescriptions give broadly similar results : the r... | arxiv:astro-ph/0106462 |
we construct an error - detected block, assisted by the quantum - dot spins in double - sided optical microcavities. with this block, we propose three error - detected schemes for the deterministic generation, the complete analysis, and the complete nondestructive analysis of hyperentangled bell states in both the pola... | arxiv:1611.03352 |
at a fixed frequency, a general wave field in an open optical waveguide is a sum of finite number of guided modes and an integral of radiation modes. most studies on open lossless dielectric waveguides are concerned with regular guided modes which are confined around the waveguide core, have a real propagation constant... | arxiv:2106.11462 |
we present x - ray, broad band optical and low frequency radio observations of the bright type iip supernova sn 2004et. the \ cxo observed the supernova at three epochs, and the optical coverage spans a period of $ \ sim $ 470 days since explosion. the x - ray emission softens with time, and we characterise the x - ray... | arxiv:0707.3485 |
we have analyzed about 100 voltage - dependent differential resistance dv / di ( v ) curves of metallic point contacts between c - axis oriented mgb $ _ 2 $ thin film and ag, which exhibit clear andreev reflection features connected with the superconducting gap. about one half of the curves show the presence of a secon... | arxiv:cond-mat/0112452 |
we report a bimodality in the azimuthal angle ( $ \ phi $ ) distribution of gas around galaxies traced by ovi absorption. we present the mean $ \ phi $ probability distribution function of 29 hst - imaged ovi absorbing ( ew > 0. 1a ) and 24 ~ non - absorbing ( ew < 0. 1a ) isolated galaxies ( 0. 08 < z < 0. 67 ) within... | arxiv:1511.03275 |
in this paper a novel family of codes for modified spectral - amplitude - coding optical code division multiple access ( sac - ocdma ) is introduced. the proposed codes exist for more number of processing gains comparing to the previously reported codes. in the network using these codes, the number of users can be exte... | arxiv:1009.4638 |
it is known that if any function acting from precompact metric space to itself increases the distance between some pair of points then it must decrease distance between some other pair of points. we show that this is not the case for quasi - metric spaces. after that, we present some sufficient conditions under which t... | arxiv:2207.11513 |
this paper presents a cooperative framework for fireworks algorithm ( coffwa ). a detailed analysis of existing fireworks algorithm ( fwa ) and its recently developed variants has revealed that ( i ) the selection strategy lead to the contribution of the firework with the best fitness ( core firework ) for the optimiza... | arxiv:1505.00075 |
we develop a new nonlinear method to model structure formation in general relativity from a generalization of the relativistic lagrangian perturbation schemes, controlled by szekeres ( and ltb ) exact solutions. the overall approach can be interpreted as the evolution of a deformation field on an inhomogeneous referenc... | arxiv:2210.04004 |
we study the onset of bulk avalanches and boundary outflow in the bak tang wiesenfeld ( btw ) model and in the stochastic btw models by computer simulation. we also study the dependency of these two onset times on system sizes. we observe that these two onset times follow simple power - law dependency on system sizes. ... | arxiv:2009.04516 |
we consider model order reduction for a free boundary problem of an osmotic cell that is parameterized by material parameters as well as the initial shape of the cell. our approach is based on an arbitrary - lagrangian - eulerian description of the model that is discretized by a mass - conservative finite element schem... | arxiv:1805.01812 |
in a thermodynamic process with measurement and feedback, the second law of thermodynamics is no longer valid. in its place, various second - law - like inequalities have been advanced that each incorporate a distinct additional term accounting for the information gathered through measurement. we quantitatively compare... | arxiv:1409.5351 |
prefab, sabmark, oxbench, irmbase, and balibase in order to cross reference target protein sequences with known sequences. multiple sequence alignment techniques are listed below. this method begins by performing pair wise alignment of sequences using k - tuple or needleman – wunsch methods. these methods calculate a m... | https://en.wikipedia.org/wiki/Protein_engineering |
i review the properties of pulsators located on the upper main sequence in the hr diagram and discuss asteroseismic inferences on the internal structure of stars of spectral type a and b. special attention is given to the problem of uncertainties in stellar opacities in modelling. | arxiv:1206.2147 |
this paper introduces semantic frame forecast, a task that predicts the semantic frames that will occur in the next 10, 100, or even 1, 000 sentences in a running story. prior work focused on predicting the immediate future of a story, such as one to a few sentences ahead. however, when novelists write long stories, ge... | arxiv:2104.05604 |
we introduce new correlation consistent effective core potentials ( ccecps ) for the elements i, te, bi, ag, au, pd, ir, mo, and w with $ 4d $, $ 5d $, $ 6s $ and $ 6p $ valence spaces. these ccecps are given as a sum of spin - orbit averaged relativistic effective potential ( arep ) and effective spin - orbit ( so ) t... | arxiv:2202.04747 |
early warning signals ( ewss ) are vital for implementing preventive measures before a disease turns into a pandemic. while new diseases exhibit unique behaviors, they often share fundamental characteristics from a dynamical systems perspective. moreover, measurements during disease outbreaks are often corrupted by dif... | arxiv:2501.07764 |
nuclear magnetic resonance ( nmr ), electron paramagnetic resonance ( epr ), magnetization measurements and electronic structure calculations in vomoo4 are presented. it is found that vomoo4 is a frustrated two - dimensional antiferromagnet on a square lattice with competing exchange interactions along the side j1 and ... | arxiv:cond-mat/0205092 |
although homomorphic encryption can be incorporated into neural network layers for securing machine learning tasks, such as confidential inference over encrypted data samples and encrypted local models in federated learning, the computational overhead has been an achilles heel. this paper proposes a caching protocol, n... | arxiv:2212.11475 |
non - independent and identically distributed ( non - iid ) data is a key challenge in federated learning ( fl ), which usually hampers the optimization convergence and the performance of fl. existing data augmentation methods based on federated generative models or raw data sharing strategies for solving the non - iid... | arxiv:2211.13116 |
the pomeron dynamics is investigated via deep inelastic scattering ( dis ) at small x in the framework of holographic quantum chromodynamics. the small x dis process is assumed to be described by the graviton exchange between external vector current and hadron in the ads space. our calculations for $ f _ 2 ^ p $, $ f _... | arxiv:1209.1337 |
the internet of things ( iot ) and distributed ledger technology ( dlt ) have significantly changed our daily lives. due to their distributed operational environment and naturally decentralized applications, the convergence of these two technologies indicates a more lavish arrangement for the future. this article devel... | arxiv:2208.10120 |
as the deployment of artificial intelligence ( ai ) is changing many fields and industries, there are concerns about ai systems making decisions and recommendations without adequately considering various ethical aspects, such as accountability, reliability, transparency, explainability, contestability, privacy, and fai... | arxiv:2205.04358 |
we have observed the twin - jet radio galaxy 3c296 with chandra. x - ray emission is detected from the nucleus, from the inner parts of the radio jet, and from a small - scale thermal environment around the jet deceleration region. as we have found in previous observations of other twin - jet radio galaxies, the x - ra... | arxiv:astro-ph/0412599 |
we study h - structures associated to su - rank 1 measurable structures. we prove that the su - rank of the expansion is continuous and that it is uniformly definable in terms of the parameters of the formulas. we also introduce notions of dimension and measure for definable sets in the expansion and prove they are uni... | arxiv:2009.07331 |
multi - agent debate has proven effective in improving large language models quality for reasoning and factuality tasks. while various role - playing strategies in multi - agent debates have been explored, in terms of the communication among agents, existing approaches adopt a brute force algorithm - - each agent can c... | arxiv:2406.11776 |
we report a spin - coating - based approach for forming a percolatively connected graphene oxide ( go ) nanosieve on sio $ _ 2 $ - patterned sapphire substrates, where the addition of tetrabutylammonium ( tba ) to the go solution significantly improves the uniformity of flake coverage and modulates gan nucleation behav... | arxiv:2505.04454 |
let $ x $ be a finite connected simplicial complex, and let $ \ delta $ be a perversity ( i. e., some function from integers to integers ). one can consider two categories : ( 1 ) the category of perverse sheaves cohomologically constructible with respect to the triangulation, and ( 2 ) the category of sheaves constant... | arxiv:math/9910150 |
for the description of thermally activated dynamics in systems of classical magnetic moments numerical methods are desirable. we consider a simple model for isolated magnetic particles in a uniform field with an oblique angle to the easy axis of the particles. for this model, a comparison of the monte carlo method with... | arxiv:cond-mat/9906089 |
gas - liquid - solid multiphase systems are ubiquitous in engineering applications, e. g. inkjet printing, spray drying and coating. developing a numerical framework for modelling these multiphase systems is of great significance. an improved, resolved cfd - dem framework is developed to model the multiphase free surfa... | arxiv:2307.09313 |
in this paper, we propose a neural motion planner ( nmp ) for learning to drive autonomously in complex urban scenarios that include traffic - light handling, yielding, and interactions with multiple road - users. towards this goal, we design a holistic model that takes as input raw lidar data and a hd map and produces... | arxiv:2101.06679 |
background : incidence of adverse outcome events rises as patients with advanced illness approach end - of - life. exposures that tend to occur near end - of - life, e. g., use of wheelchair, oxygen therapy and palliative care, may therefore be found associated with the incidence of the adverse outcomes. we propose a s... | arxiv:2407.02178 |
vector auto - regressive ( var ) models capture lead - lag temporal dynamics of multivariate time series data. they have been widely used in macroeconomics, financial econometrics, neuroscience and functional genomics. in many applications, the data exhibit structural changes in their autoregressive dynamics, which cor... | arxiv:2105.11007 |
we report a serendipitous detection of rapid, large amplitude flux density variations in the highly core - dominated, flat - spectrum radio quasar 1156 + 295 during an observing session at the very long baseline array ( vlba ). the source was observed as a part of the mojave survey programme with the vlba at 15 ghz on ... | arxiv:0809.0451 |
we propose that the cold dark matter ( cdm ) is composed entirely of quark matter, arising from a cosmic quark - hadron transition. we denote this phase as " quasibaryonic ", distinct from the usual baryons. we show that compact gravitational lenses, with masses around 0. 5 ( m _ { \ odot } ), could have evolved out of... | arxiv:astro-ph/0206349 |
if we live in the vicinity of the hypothesized great attractor, the age of the universe as inferred from the local expansion rate can be off by three per cent. we study the effect that living inside or near a massive overdensity has on cosmological parameters induced from observations of supernovae, the hubble paramete... | arxiv:1203.4567 |
the general position problem in graphs is to find the maximum number of vertices that can be selected such that no three vertices lie on a common shortest path. the mutual - visibility problem in graphs is to find the maximum number of vertices that can be selected such that every pair of vertices in the collection has... | arxiv:2403.05120 |
here, we present the outcomes from the second large language model ( llm ) hackathon for applications in materials science and chemistry, which engaged participants across global hybrid locations, resulting in 34 team submissions. the submissions spanned seven key application areas and demonstrated the diverse utility ... | arxiv:2411.15221 |
clio ( cryogenic laser interferometer observatory ) is a japanese gravitational wave detector project. one of the main purposes of clio is to demonstrate thermal - noise suppression by cooling mirrors for a future japanese project, lcgt ( large - scale cryogenic gravitational telescope ). the clio site is in kamioka mi... | arxiv:0805.2384 |
a quantum microcanonical postulate is proposed as a basis for the equilibrium properties of small quantum systems. expressions for the corresponding density of states are derived, and are used to establish the existence of phase transitions for finite quantum systems. a grand microcanonical ensemble is introduced, whic... | arxiv:quant-ph/0612120 |
we consider committee election of $ k \ geq 2 $ ( out of $ m \ geq k + 1 $ ) candidates, where the voters and the candidates are associated with locations on the real line. each voter ' s cardinal preferences over candidates correspond to her distance to the candidate locations, and each voter ' s cardinal preferences ... | arxiv:2408.11755 |
the piezoelectric response is a measure of the sensitivity of a material ' s polarization to stress or its strain to an applied field. using in - operando x - ray bragg coherent diffraction imaging, we observe that topological vortices are the source of a five - fold enhancement of the piezoelectric response near the v... | arxiv:2305.13096 |
we report co - induced lifting of the hexagonal surface reconstruction on au ( 001 ). using in - situ surface x - ray scattering, we determined a pressure - temperature phase diagram for the reconstruction and measured the dynamical evolution of the surface structure in real time. our observations provide evidence that... | arxiv:0801.3265 |
the conventional wisdom, dating back to 2012, is that the mass distribution of galactic double neutron stars is well - fit by a gaussian distribution with a mean of $ 1. 33 m _ \ odot $ and a width of $ 0. 09 m _ \ odot $. with the recent discovery of new galactic double neutron stars and gw170817, the first neutron st... | arxiv:1902.03300 |
we discuss the possibility to indirectly test first order phase transitions of hidden sectors. we study the interesting example of a { \ it dark standard model } with a deformed parameter space in the higgs potential. a dark electroweak phase transition can be limited from next future experiments like elisa and decigo. | arxiv:1607.08057 |
if $ { \ cal h } = ( v, { \ cal e } ) $ is a hypergraph, its edge intersection hypergraph $ ei ( { \ cal h } ) = ( v, { \ cal e } ^ { ei } ) $ has the edge set $ { \ cal e } ^ { ei } = \ { e _ 1 \ cap e _ 2 \ | \ e _ 1, e _ 2 \ in { \ cal e } \ \ wedge \ e _ 1 \ neq e _ 2 \ \ wedge \ | e _ 1 \ cap e _ 2 | \ geq 2 \ } $... | arxiv:2211.06245 |
route planning for navigation under partial observability plays a crucial role in modern robotics and autonomous driving. existing route planning approaches can be categorized into two main classes : traditional autoregressive and diffusion - based methods. the former often fails due to its myopic nature, while the lat... | arxiv:2404.02176 |
the fluctuation theorem and the jarzynski equality are examined in the light of recent experimental tests. for a particle dragged through a solvent, it is shown that $ q, $ the heat exchanged with the reservoir, obeys the asymptotic fluctuation theorem but not the jarzynski equality, due to slowly decaying tails in its... | arxiv:cond-mat/0307148 |
massive black hole ( mbh ) binaries, formed as a result of galaxy mergers, are expected to harden by dynamical friction and three - body stellar scatterings, until emission of gravitational waves ( gws ) leads to their final coalescence. according to recent simulations, mbh binaries can efficiently harden via stellar e... | arxiv:1710.04658 |
in this article, density functional theory ( dft ) and natural bond orbital ( nbo ) calculations are performed to understand experimental observations of dissociative electron attachment ( dea ) to so $ _ 2 $. the molecular structure, fundamental vibrational frequencies with their corresponding intensities and molecula... | arxiv:1807.02286 |
in this paper we give a definition of ( centric ) mackey functor over a fusion system which generalizes the notion of mackey functor over a group. in this context we prove that, given some conditions on a related ring, the centric burnside ring over a fusion system ( as defined by diaz and libman ) acts on any centric ... | arxiv:2208.07125 |
we show that for compact orientable hyperbolic orbisurfaces, the laplace spectrum determines the length spectrum as well as the number of singular points of a given order. the converse also holds, giving a full generalization of huber ' s theorem to the setting of compact orientable hyperbolic orbisurfaces. | arxiv:math/0504571 |
we discuss the question of finding conditions on a derived equivalence between two smooth projective varieties $ x $ and $ y $ that imply that $ x $ and $ y $ are birational. the types of conditions we consider are in the spirit of finding categorical analogous of classical torelli theorems. we study, in particular, a ... | arxiv:2001.05995 |
we introduce an orientation - preserving landmark - based distance for continuous curves, which can be viewed as an alternative to the \ frechet or dynamic time warping distances. this measure retains many of the properties of those measures, and we prove some relations, but can be interpreted as a euclidean distance i... | arxiv:2007.15924 |
the triander program is an interactive software package for nucleotide sequence visualization. the program was developed using the freeware pascal rad ide lazarus, and its source code and binaries compiled for windows are freely accessible at http : / / www. icbge. org. ua / eng / triander. triander can produce four ty... | arxiv:1504.04866 |
many scientific problems require to process data in the form of geometric graphs. unlike generic graph data, geometric graphs exhibit symmetries of translations, rotations, and / or reflections. researchers have leveraged such inductive bias and developed geometrically equivariant graph neural networks ( gnns ) to bett... | arxiv:2202.07230 |
the fast variability of energetic tev photons from the center of m87 has been detected, offering a new clue to estimate spins of supermassive black holes ( smbhs ). we extend the study of wang et al. ( 2008 ) by including all of general relativistic effects. we numerically solve the full set of relativistic hydrodynami... | arxiv:0904.2335 |
we analyze the off - shell scattering amplitudes in the framework of the light - front perturbation theory. it is shown that the previously derived recursion relation between tree level off - shell amplitudes in this formalism actually resums whole classes of graphs into a wilson line. more precisely, we establish a co... | arxiv:1503.02066 |
we present a set of global, self - consistent n - body / sph simulations of the dynamic evolution of galactic discs with gas and including magnetic fields. we have implemented a description to follow the evolution of magnetic fields with the ideal induction equation in the sph part of the vine code. results from a dire... | arxiv:0905.0351 |
value at risk and expected shortfall are increasingly popular tail risk measures in the financial risk management field. both academia and financial institutions are working to improve tail risk forecasts in order to meet the requirements of the basel capital accord ; it states that one purpose of risk management and m... | arxiv:2202.10918 |
mobile eye - tracking systems have been available for about a decade now and are becoming increasingly popular in different fields of application, including marketing, sociology, usability studies and linguistics. while the user - friendliness and ergonomics of the hardware are developing at a rapid pace, the software ... | arxiv:2007.04671 |
we study thermalization in many - body quantum systems locally coupled to an external bath. it is shown that quantum chaotic systems do thermalize, that is, they exhibit relaxation to an invariant ergodic state which, in the bulk, is well approximated by the grand canonical state. moreover, the resulting ergodic state ... | arxiv:0910.1075 |
in this paper, we show how to construct a factor graph from a network code. this provides a systematic framework for decoding using message passing algorithms. the proposed message passing decoder exploits knowledge of the underlying communications network topology to simplify decoding. for uniquely decodeable linear n... | arxiv:0902.0417 |
the new financial european regulations such as psd2 are changing the retail banking services. noticeably, the monitoring of the personal expenses is now opened to other institutions than retail banks. nonetheless, the retail banks are looking to leverage the user - device authentication on the mobile banking applicatio... | arxiv:1905.10363 |
in the study of non - equilibrium polariton condensates it is usually assumed that the dispersion relation of polaritons is parabolic in nature. we show that considering the true non - parabolic kinetic energy of polaritons leads to significant changes in the behaviour of the condensate due to the curvature of the disp... | arxiv:1606.02130 |
investigation of the effects of a contact surgery construction and of invariance of contact homology reveals a rich new field of inquiry at the intersection of dynamical systems and contact geometry. we produce contact 3 - flows not topologically orbit - equivalent to any algebraic flow, including examples on many hype... | arxiv:1910.14357 |
we introduce the notion of a cylindrical bialgebra, which is a quasitriangular bialgebra $ h $ endowed with a universal k - matrix, i. e., a universal solution of a generalized reflection equation, yielding an action of cylindrical braid groups on tensor products of its representations. we prove that new examples of su... | arxiv:2007.09218 |
we try to improve the thomas - fermi model for the total energy and electron density of atoms and molecules by directly modifying the euler equation for the electron density, which we argue is less affected by nonlocal corrections. here we consider the simplest such modification by adding a linear gradient term to the ... | arxiv:cond-mat/0312238 |
a graph embedding is an emerging approach that can represent a graph structure with a fixed - length low - dimensional vector. node2vec is a well - known algorithm to obtain such a graph embedding by sampling neighboring nodes on a given graph with a random walk technique. however, the original node2vec algorithm typic... | arxiv:2312.15138 |
we present an experimental study of the collective dipole oscillation of a spin - orbit coupled bose - einstein condensate in a harmonic trap. dynamics of the center - of - mass dipole oscillation is studied in a broad parameter region, as a function of spin - orbit coupling parameters as well as oscillation amplitude.... | arxiv:1201.6018 |
this is the second part of integrability analysis of cosmological models with scalar fields. here, we study systems with conformal coupling, and show that apart from four cases, where explicit first integrals are known, the generic system is not integrable. we also comment on some chaotic properties of the system, and ... | arxiv:gr-qc/0703031 |
we present new near - infrared vlti / gravity interferometric spectra that spatially resolve the broad br $ \ gamma $ emission line in the nucleus of the active galaxy iras 09149 - 6206. we use these data to measure the size of the broad line region ( blr ) and estimate the mass of the central black hole. using an impr... | arxiv:2009.08463 |
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