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in topology there is a theorem of atiyah, concerning k - theory of classifying space of connected compact lie group. we consider an algebraic analogue of this theorem. we prove that for a split reductive algebraic group g over a field there is an isomorphism between k - theory of etale classifying space of group g and ... | arxiv:1111.4685 |
we calculate the microstates free entropy dimension of natural generators in an amalgamated free product of certain von neumann algebras, with amalgamation over a hyperfinite subalgebra. in particular, some ` exotic ' popa algebra generators of free group factors are shown to have the expected free entropy dimension. w... | arxiv:math/0609080 |
we review recent results on string coupling selection rules for heterotic orbifolds, derived using conformal field theory. such rules are the first step towards understanding the viability of the recently obtained compactifications with potentially realistic particle spectra. they arise from the properties of the world... | arxiv:1401.6162 |
a maximal green sequence introduced by b. keller is a certain sequence of quiver mutations at green vertices. t. br \ " ustle, g. dupont and m. p \ ' erotin showed that for an acyclic quiver, maximal green sequences are realized as maximal paths in the hasse quiver of the poset of support tilting modules. they also con... | arxiv:1507.02852 |
unmanned aerial vehicles ( uavs ) provide a novel means of extracting road and traffic information from video data. in particular, by analyzing objects in a video frame, uavs can detect traffic characteristics and road incidents. leveraging the mobility and detection capabilities of uavs, we investigate a navigation al... | arxiv:1807.11660 |
when a real fluid is expelled quickly from a tube, it forms a jet separated from the surrounding fluid by a thin, turbulent layer. on the other hand, when the same fluid is sucked into the tube, it comes in from all directions, forming a sink - like flow. we show that, even for the ideal flow described by the time - re... | arxiv:1301.3915 |
we introduce " cp trajectory diagram in bi - probability space " as a powerful tool for pictorial representation of the genuine cp and the matter effects in neutrino oscillations. existence of the correlated ambiguity in a determination of cp violating phase \ delta and the sign of \ delta m ^ 2 _ { 13 } is uncovered. ... | arxiv:hep-ph/0111130 |
we prove that certain riemannian manifolds can be isometrically embedded inside calabi - yau manifolds. for example we prove that given any real - analytic one parameter family of riemannian metrics $ g _ t $ on a 3 - dimensional manifold $ y $ with volume form independent of $ t $ and with a real - analytic family of ... | arxiv:math/0503494 |
we use computer simulations and a simple free energy model to study the response of a bilayer membrane to the application of a negative ( compressive ) mechanical tension. such a tension destabilizes the long wavelength undulation modes of giant vesicles, but it can be sustained when small membranes and vesicles are co... | arxiv:1503.02818 |
in this paper, we investigate the existence and uniqueness of solutions for a fractional boundary value problem supplemented with nonlocal riemann - liouville fractional integral and caputo fractional derivative boundary conditions. our results are based on some known tools of fixed point theory. finally, some illustra... | arxiv:1805.06015 |
in this paper we investigate the approximation of continuous functions on the wasserstein space by smooth functions, with smoothness meant in the sense of lions differentiability. in particular, in the case of a lipschitz function we are able to construct a sequence of infinitely differentiable functions having the sam... | arxiv:2303.15160 |
we use 2hex smeared gauge configurations generated with an $ \ mathrm { n } _ \ mathrm { f } \ mathrm { = 2 + 1 } $ clover improved wilson action to investigate $ \ pi \ pi $ scattering in the $ \ rho $ channel. the range of lattice spacings ( 0. 054 to 0. 12 fm ) and space - like extents ( 32 and 48 ) allows us to ext... | arxiv:1410.8447 |
we introduce a new approach to studying spherical spin glass dynamics based on differential inequalities for one - time observables. using this approach, we obtain an approximate phase diagram for the evolution of the energy $ h $ and its gradient under langevin dynamics for spherical $ p $ - spin models. we then deriv... | arxiv:1808.00929 |
the protocols for the control and readout of nitrogen vacancy ( nv ) centres electron spins in diamond offer an advanced platform for quantum computation, metrology and sensing. these protocols are based on the optical readout of photons emitted from nv centres, which process is limited by the yield of photons collecti... | arxiv:1502.07551 |
in this paper, we study degenerate almost complex surfaces in the semi - riemannian nearly k \ " ahler $ \ mathrm { sl } _ 2 \ mathbb { r } \ times \ mathrm { sl } _ 2 \ mathbb { r } $. the geometry of these surfaces depends on the almost product structure of the ambient space and one can distinguish two distinct cases... | arxiv:2307.12766 |
simultaneous transport and magnetization studies in bi2sr2cacu2o8 crystals at elevated currents reveal large discrepancies, including finite resistivity at temperatures of 40k below the magnetic irreversibility line. this resistivity, measured at the top surface, is non - monotonic in temperature and extremely non - li... | arxiv:cond-mat/0003143 |
large language models ( llms ) have issues with document question answering ( qa ) in situations where the document is unable to fit in the small context length of an llm. to overcome this issue, most existing works focus on retrieving the relevant context from the document, representing them as plain text. however, do... | arxiv:2309.08872 |
the celebrated theorem of chung, graham, and wilson on quasirandom graphs implies that if the 4 - cycle and edge counts in a graph $ g $ are both close to their typical number in $ \ mathbb { g } ( n, 1 / 2 ), $ then this also holds for the counts of subgraphs isomorphic to $ h $ for any $ h $ of constant size. we aim ... | arxiv:2504.17202 |
the release of differentially private streaming data has been extensively studied, yet striking a good balance between privacy and utility on temporally correlated data in the stream remains an open problem. existing works focus on enhancing privacy when applying differential privacy to correlated data, highlighting th... | arxiv:2306.13293 |
a superpermutation is a sequence that contains every permutation of $ n $ distinct symbols as a contiguous substring. for instance, a valid example for three symbols is a sequence that contains all six permutations. this paper introduces a new algorithm that constructs such sequences more efficiently than existing recu... | arxiv:2505.09628 |
solutions as $ \ alpha _ { 1 }, \ alpha _ { 2 } \ rightarrow 0 $. the first solution will disappear and the second solution will converge to the normalized solution of system ( 1. 1 ) with $ \ alpha _ { 1 } = \ alpha _ { 2 } = 0 $, which has been studied by t. bartsch, l. jeanjean and n. soave ( j. math. pures appl. 20... | arxiv:2108.10317 |
in this paper we give a meaning to the nonlinear characteristic cauchy problem for the wave equation in base form by replacing it by a family of non - characteristic problems in an appropriate algebra of generalized functions. we prove existence of a solution and we precise how it depends on the choice made. we also ch... | arxiv:0811.2256 |
we study the modifications of synchrotron radiation of charges in a storage ring as they are cooled. the pair correlation lengths between the charges are manifest in the synchrotron radiation and coherence effects exist for wavelengths longer than the coherence lengths between the charges. therefore the synchrotron rad... | arxiv:physics/9811007 |
measuring the intensity of events is crucial for monitoring and tracking armed conflict. advances in automated event extraction have yielded massive data sets of " who did what to whom " micro - records that enable data - driven approaches to monitoring conflict. the goldstein scale is a widely - used expert - based me... | arxiv:2210.03971 |
an approach for a poincar \ ' e covariant description of nuclear structure and of lepton scattering off nuclei is proposed within the relativistic hamiltonian dynamics in the light - front form. indeed a high level of accuracy is needed for a comparison with the increasingly precise present and future experimental data... | arxiv:2004.05877 |
bluemuse is an integral field spectrograph in an early development stage for the eso vlt. for our design of the data reduction software for this instrument, we are first reviewing capabilities and issues of the pipeline of the existing muse instrument. muse has been in operation at the vlt since 2014 and led to discove... | arxiv:2209.06022 |
f - harmonic maps were first introduced and studied by lichnerowicz in \ cite { li } ( see also section 10. 20 in eells - lemaire ' s report \ cite { el } ). in this paper, we study a subclass of f - harmonic maps called f - harmonic morphisms which pull back local harmonic functions to local f - harmonic functions. we... | arxiv:1103.5687 |
monte carlo sampling is a powerful toolbox of algorithmic techniques widely used for a number of applications wherein some noisy quantity, or summary statistic thereof, is sought to be estimated. in this paper, we survey the literature for implementing monte carlo procedures using quantum circuits, focusing on the pote... | arxiv:2303.04945 |
capsule networks ( capsnets ) have recently gotten attention as a novel neural architecture. this paper presents the sequential routing framework which we believe is the first method to adapt a capsnet - only structure to sequence - to - sequence recognition. input sequences are capsulized then sliced by a window size.... | arxiv:2007.11747 |
adiabatic quantum computing ( aqc ) is an attractive paradigm for solving hard integer polynomial optimization problems. available hardware restricts the hamiltonians to be of a structure that allows only pairwise interactions. this requires that the original optimization problem to be first converted - - from its poly... | arxiv:1810.01440 |
the morphology of graphene formed on the ( 000 - 1 ) surface ( the c - face ) and the ( 0001 ) surface ( the si - face ) of sic, by annealing in ultra - high vacuum or in an argon environment, is studied by atomic force microscopy and low - energy electron microscopy. the graphene forms due to preferential sublimation ... | arxiv:1011.2510 |
the enhancement of gilbert damping observed for ni80fe20 ( py ) films in contact with the non - magnetic metals cu, pd, ta and pt, is quantitatively reproduced using first - principles scattering theory. the " spin - pumping " theory that qualitatively explains its dependence on the py thickness is generalized to inclu... | arxiv:1406.6225 |
we construct hopf algebras whose elements are representations of combinatorial automorphism groups, by generalising a theorem of zelevinsky on hopf algebras of representations of wreath products. as an application we attach symmetric functions to representations of graph automorphism groups, generalising and refining s... | arxiv:2004.04599 |
concerns for the resilience of cyber - physical systems ( cps ) s in critical infrastructure are growing. cps integrate sensing, computation, control, and networking into physical objects and mission - critical services, connecting traditional infrastructure to internet technologies. while this integration increases se... | arxiv:2302.05402 |
in this work we propose an action to describe diffusion limited chemical reactions belonging to various classes of universality. this action is treated through thompson ' s approach and can encompass both cases where we have segregation as in the $ a + b \ to 0 $ reaction, as well the simplest one, namely the $ a + a \... | arxiv:hep-ph/0004254 |
we present a study of photon - photon scattering for $ w _ { \ gamma \ gamma } < 5 $ gev. we extend earlier calculations of this cross section for $ w _ { \ gamma \ gamma } > $ 5 gev into the low mass range where photoproduction of the pseudoscalar mesons $ \ eta $ ( 548 ), $ \ eta ^ { ' } ( 958 ) $ and other mesonic r... | arxiv:1910.02690 |
the process $ e ^ + e ^ - \ to h t \ bar t $ can be used at the next linear collider to measure the higgs - top yukawa coupling. in this paper, we compute $ 2 \ to 8 $ processes of the form $ e ^ + e ^ - \ to b \ bar b b \ bar b w ^ + w ^ - \ to b \ bar b b \ bar b \ ell ^ \ pm \ nu _ \ ell q \ bar q ' $, accounting fo... | arxiv:hep-ph/9902214 |
we present the computation of higgs boson production in association with a jet at the lhc including qcd corrections up to nnlo. the calculation includes the subsequent decay of the higgs boson into four leptons, allowing for the full reconstruction of the final - state kinematics. in anticipation of improved lhc measur... | arxiv:1912.03560 |
recently, sequential recommendation has been adapted to the llm paradigm to enjoy the power of llms. llm - based methods usually formulate recommendation information into natural language and the model is trained to predict the next item in an auto - regressive manner. despite their notable success, the substantial com... | arxiv:2402.09543 |
in this paper, we investigate some electrically charged magnetic solutions of the su ( 2 ) yang - mills - higgs field theory in the net zero topological charge sector. we only examine the case when the higgs field vanishes at two points along the z - axis and when the higgs field vanishes along a ring with the z - axis... | arxiv:1102.4058 |
we define a $ \ mathbb { z } _ 2 $ - valued topological and gauge invariant associated to any 1 - dimensional, translation - invariant topological insulator which satisfies either particle - hole symmetry or chiral symmetry. the invariant can be computed from the berry phase associated to a suitable basis of bloch func... | arxiv:2303.08464 |
it is well known that the temperature dependence of the effective magnetocrystalline anisotropy energy obeys the $ l ( l + 1 ) / 2 $ power law of magnetization in the callen - callen theory. therefore, according to the callen - callen theory, the magnetocrystalline anisotropy energy is assumed to be zero at the critica... | arxiv:2112.08154 |
we develop a general theory describing the thermodynamical behavior of open quantum systems coupled to thermal baths beyond perturbation theory. our approach is based on the exact time - local quantum master equation for the reduced open system states, and on a principle of minimal dissipation. this principle leads to ... | arxiv:2109.11893 |
in cold atomic systems, fast and high - resolution microscopy of individual atoms is crucial, since it can provide direct information on the dynamics and correlations of the system. here, we demonstrate nanosecond - scale two - dimensional stroboscopic pictures of a single trapped ion beyond the optical diffraction lim... | arxiv:2104.10026 |
in this paper, we propose a method to solve a bi - objective variant of the well - studied traveling thief problem ( ttp ). the ttp is a multi - component problem that combines two classic combinatorial problems : traveling salesman problem ( tsp ) and knapsack problem ( kp ). we address the bi - ttp, a bi - objective ... | arxiv:2002.04303 |
new exceptional ( i. e. non - repeating ) prime number multiplets are given and formulated in terms of arithmetic progressions, along with laws governing them. accompanying repeating prime number multiplets are pointed out. prime number multiplets with less regular distances are studied. | arxiv:1105.4092 |
time series modeling and analysis has become critical in various domains. conventional methods such as rnns and transformers, while effective for discrete - time and regularly sampled data, face significant challenges in capturing the continuous dynamics and irregular sampling patterns inherent in real - world scenario... | arxiv:2502.09885 |
off - policy evaluation methods are important in recommendation systems and search engines, where data collected under an existing logging policy is used to estimate the performance of a new proposed policy. a common approach to this problem is weighting, where data is weighted by a density ratio between the probabilit... | arxiv:2203.02807 |
in recent years, muscle synergies have been pro - posed for proportional myoelectric control. synergies were extracted using matrix factorisation techniques ( mainly non - negative matrix factorisation, nmf ), which requires identification of synergies to tasks or movements. in addition, nmf methods were viable only wi... | arxiv:2007.01944 |
underlying domain. recently, an automated method was introduced for engineering ontologies in life sciences such as gene ontology ( go ), one of the most successful and widely used biomedical ontology. based on information theory, it restructures ontologies so that the levels represent the desired specificity of the co... | https://en.wikipedia.org/wiki/Ontology_engineering |
for orthogonal polynomials defined by compact jacobi matrix with exponential decay of the coefficients, precise properties of orthogonality measure is determined. this allows showing uniform boundedness of partial sums of orthogonal expansions with respect to $ l ^ \ infty $ norm, which generalize analogous results obt... | arxiv:math/0509241 |
given two random variables taking values in a bounded interval, we study whether one dominates the other in higher - order stochastic dominance depends on the reference interval in the model setting. we obtain two results. first, the stochastic dominance relations get strictly stronger when the reference interval shrin... | arxiv:2411.15401 |
with the increasing maturity and expansion of the cryptocurrency market, understanding and predicting its price fluctuations has become an important issue in the field of financial engineering. this article introduces an innovative genetic algorithm - generated alpha sentiment ( gas ) blending ensemble model specifical... | arxiv:2411.03035 |
consideration of the model of the relativistic particle with curvature and torsion in the three - dimensional space - time shows that the squaring of the primary constraints entails a wrong result. the complete set of the hamiltonian constraints arising here correspond to another model with an action similar but not id... | arxiv:hep-th/9309021 |
we present the discovery of grb 020405 made with the inter - planetary network ( ipn ). with a duration of 60 s, the burst appears to be a typical long duration event. we observed the 75 - square acrminute ipn error region with the mount stromlo observatory ' s 50 - inch robotic telescope and discovered a transient sou... | arxiv:astro-ph/0208008 |
for varieties given by an equation n _ { k / k } ( \ xi ) = p ( t ), where n _ { k / k } is the norm form attached to a field extension k / k and p ( t ) in k [ t ] is a polynomial, three topics have been investigated : ( 1 ) computation of the unramified brauer group of such varieties over arbitrary fields ; ( 2 ) rat... | arxiv:1202.4115 |
in the paper, we proposed the dantzig selector based on the $ \ ell _ { 1 } - \ alpha \ ell _ { 2 } $ ~ $ ( 0 < \ alpha \ leq1 ) $ minimization for the signal recovery. in the dantzig selector, the constraint $ \ | { \ bf a } ^ { \ top } ( { \ bf b } - { \ bf a } { \ bf x } ) \ | _ \ infty \ leq \ eta $ for some small ... | arxiv:2105.14229 |
wide band gap oxides are promising host materials for spin defect qubits, offering unique advantages such as a dilute nuclear spin environment. zinc oxide ( zno ), in particular, can achieve exceptional high purity, which enables long spin coherence time. in this work, we theoretically search for deep - level point def... | arxiv:2502.00551 |
optical implementations of neural networks ( onns ) herald the next - generation high - speed and energy - efficient deep learning computing by harnessing the technical advantages of large bandwidth and high parallelism of optics. however, due to the problems of incomplete numerical domain, limited hardware scale, or i... | arxiv:2105.12122 |
the fourier transform is one of the most important linear transformations used in science and engineering. cooley and tukey ' s fast fourier transform ( fft ) from 1964 is a method for computing this transformation in time $ o ( n \ log n ) $. from a lower bound perspective, relatively little is known. ailon shows in 2... | arxiv:1907.07471 |
the goal of the present paper is to deliberate certain types of metric such as $ * $ - $ \ eta $ - ricci - yamabe soliton on $ \ alpha $ - cosymplectic manifolds with respect to quarter - symmetric metric connection. further, we have proved some curvature properties of $ \ alpha $ - cosymplectic manifolds admitting qua... | arxiv:2109.04700 |
the continued evolution of cmos technology demands materials and architectures that emphasize low power consumption, particularly for computations involving large scale data processing and multivariable optimization. ferroelectric materials offer promising solutions through enabling dual - purpose memory units capable ... | arxiv:2504.07271 |
let $ \ mathfrak { g } $ be a simple classical lie algebra over $ \ mathbb { c } $ and $ g $ be the adjoint group. consider a nilpotent element $ e \ in \ mathfrak { g } $, and the adjoint orbit $ \ mathbb { o } = ge $. the formal slices to the codimension $ 2 $ orbits in the closure $ \ overline { \ mathbb { o } } \ s... | arxiv:2003.09356 |
it is generally assumed that ionization in slow collisions of light atomic particles, whose constituents ( electrons and nuclei ) move with velocities orders of magnitude smaller than the speed of light, is driven solely by the coulomb force. here we show, however, that the breit interaction - - a relativistic correcti... | arxiv:2309.09280 |
we investigate, in the context of a real massless scalar field in $ 1 + 1 $ dimensions, models of partially reflecting mirrors simulated by dirac $ \ delta - \ delta ^ { \ prime } $ point interactions. in the literature, these models do not exhibit full transparency at high frequencies. in order to provide a more reali... | arxiv:1607.06321 |
based on the amplitude behavior of quantum rabi oscillation driven by a coherent field we show that there exists an upper bound to the number of logical operation performed on any single qubit within one error - correction period of a quantum computation. we introduce a parameter to depict the maximum of this number an... | arxiv:0712.3197 |
vine copulas are flexible dependence models using bivariate copulas as building blocks. if the parameters of the bivariate copulas in the vine copula depend on covariates, one obtains a conditional vine copula. we propose an extension for the estimation of continuous conditional vine copulas, where the parameters of co... | arxiv:2406.13500 |
in this paper, we study clifford - wolf translations of finsler spaces. we first give a characterization of clifford - wolf translations of finsler spaces in terms of killing vector fields. in particular, we show that there is a natural correspondence between clifford - wolf translations and the killing vector fields o... | arxiv:1201.3714 |
the advent of increasingly precise gyroscopes has played a key role in the technological development of navigation systems. ring - laser and fibre - optic gyroscopes, for example, are widely used in modern inertial guidance systems and rely on the interference of unentangled photons to measure mechanical rotation. the ... | arxiv:1003.3587 |
computing tasks may often be posed as optimization problems. the objective functions for real - world scenarios are often nonconvex and / or nondifferentiable. state - of - the - art methods for solving these problems typically only guarantee convergence to local minima. this work presents hamilton - jacobi - based mor... | arxiv:2202.11014 |
to - end packet transit delay or the number of packets switched in an hour. the design of high - performance systems uses analytical or simulation modeling, whereas the delivery of high - performance implementation involves thorough performance testing. performance engineering relies heavily on statistics, queueing the... | https://en.wikipedia.org/wiki/Systems_engineering |
electrode - electrolyte interfaces are crucial for electrochemical energy conversion and storage. at these interfaces, the liquid electrolytes form electrical double layers ( edls ). however, despite more than a century of active research, the fundamental structure of edls remains elusive to date. experimental characte... | arxiv:2409.10008 |
total variation ( tv ) regularization is popular in image restoration and reconstruction due to its ability to preserve image edges. to date, most research activities on tv models concentrate on image restoration from blurry and noisy observations, while discussions on image reconstruction from random projections are r... | arxiv:1001.1774 |
micro - aerial vehicles ( mavs ) have the advantage of moving freely in 3d space. however, creating compact and sparse map representations that can be efficiently used for planning for such robots is still an open problem. in this paper, we take maps built from noisy sensor data and construct a sparse graph containing ... | arxiv:1803.04345 |
we study the sound perturbation of a rotating acoustic black hole in the presence of a disclination. the radial part of the massless klein - gordon equation is written into a heun form, and its analytical solution is obtained. these solutions have an explicit dependence on the parameter of the disclination. we obtain t... | arxiv:1607.02750 |
the aim of this paper is to study a problem raised by n. c. phillips concerning the existence of takai duality for $ l ^ p $ operator crossed products $ f ^ { p } ( g, a, \ alpha ) $, where $ g $ is a locally compact abelian group, $ a $ is an $ l ^ { p } $ operator algebra and $ \ alpha $ is an isometric action of $ g... | arxiv:2212.00408 |
a continuously measured quantum system with multiple jump channels gives rise to a stochastic process described by random jump times and random emitted symbols, representing each jump channel. while much is known about the waiting time distributions, very little is known about the statistics of the emitted symbols. in ... | arxiv:2305.07957 |
we introduce a new version $ kk ^ { \ rm alg } $ of bivariant $ k $ - theory that is defined on the category of all locally convex algebras. a motivating example is the weyl algebra $ w $, i. e. the algebra generated by two elements satisfying the heisenberg commutation relation, with the fine locally convex topology. ... | arxiv:math/0401295 |
this project outlines the complete development of a variable star classification algorithm methodology. with the advent of big - data in astronomy, professional astronomers are left with the problem of how to manage large amounts of data, and how this deluge of information can be studied in order to improve our underst... | arxiv:2008.13775 |
existing methods for distillation do not efficiently utilize the training data. this work presents a novel approach to perform distillation using only a subset of the training data, making it more data - efficient. for this purpose, the training of the teacher model is modified to include self - regulation wherein a sa... | arxiv:2102.07125 |
in this paper, we propose a density estimation algorithm called \ textit { gradient boosting histogram transform } ( gbht ), where we adopt the \ textit { negative log likelihood } as the loss function to make the boosting procedure available for the unsupervised tasks. from a learning theory viewpoint, we first prove ... | arxiv:2106.05738 |
we discuss the origin of two classes of germinal centers that have been observed during humoral immune responses : some germinal centers develop very well and give rise to a large number of high affinity antibody producing plasma cells. other germinal center reaction are very weak and the output production is practical... | arxiv:physics/0209009 |
we present recent results aiming at assessing the coverage properties of bayesian and frequentist inference methods, as applied to the reconstruction of supersymmetric parameters from simulated lhc data. we discuss the statistical challenges of the reconstruction procedure, and highlight the algorithmic difficulties of... | arxiv:1105.5244 |
bh176 is an old metal - rich star cluster. it is spatially and kinematically consistent with belonging to the monoceros ring. it is larger in size and more distant from the galactic plane than typical open clusters, and it does not belong to the galactic bulge. our aim is to determine the origin of this unique object b... | arxiv:1408.1629 |
a superconducting chip containing a regular array of flux qubits, tunable interqubit inductive couplers, an xy - addressable readout system, on - chip programmable magnetic memory, and a sparse network of analog control lines has been studied. the architecture of the chip and the infrastructure used to control it were ... | arxiv:1004.1628 |
the solution of an extended riemann problem is used to provide the internal boundary conditions at a junction when simulating one - dimensional flow through an open channel network. the proposed approach, compared to classic junction models, does not require the tuning of semi - empirical coefficients and it is theoret... | arxiv:1912.06573 |
electrical control of spin polarization is very desirable in spintronics, since electric field can be easily applied locally in contrast with magnetic field. here, we propose a new concept of bipolar magnetic semiconductor ( bms ) in which completely spin - polarized currents with reversible spin polarization can be cr... | arxiv:1208.1355 |
generative diffusion models are becoming one of the most popular prior in image restoration ( ir ) tasks due to their remarkable ability to generate realistic natural images. despite achieving satisfactory results, ir methods based on diffusion models present several limitations. first of all, most non - blind approach... | arxiv:2501.14014 |
we present a novel approach to mitigate buffer overflow attack using variable record table ( vrt ). dedicated memory space is used to automatically record base and bound information of variables extracted during runtime. we instrument frame pointer and function ( s ) related registers to decode variable memory space in... | arxiv:1909.07821 |
we summarise the main features of vincia ' s antenna - based treatment of qcd initial - and final - state showers, which includes iterated tree - level matrix - element corrections and automated evaluations of perturbative shower uncertainties. the latter are computed on the fly and are cast as a set of alternative wei... | arxiv:1609.07205 |
microscopic spin interactions on a deformed kagom \ ' { e } lattice of volborthite are investigated through magnetoelastic couplings. a negative longitudinal magnetostriction $ \ delta l < 0 $ in the $ b $ axis is observed, which depends on the magnetization $ m $ with a peculiar relation of $ \ delta l / l \ propto m ... | arxiv:1903.04934 |
continual graph learning ( cgl ) studies the problem of learning from an infinite stream of graph data, consolidating historical knowledge, and generalizing it to the future task. at once, only current graph data are available. although some recent attempts have been made to handle this task, we still face two potentia... | arxiv:2308.08259 |
the force estimation problem in quantum metrology with an arbitrary non - markovian gaussian bath is considered. no assumptions are made on the bath spectrum and coupling strength with the probe. considering the natural global unitary evolution of both bath and probe and assuming initial global gaussian states we are a... | arxiv:1604.08849 |
as research on action recognition matures, the focus is shifting away from categorizing basic task - oriented actions using hand - segmented video datasets to understanding complex goal - oriented daily human activities in real - world settings. temporally structured models would seem obvious to tackle this set of prob... | arxiv:1508.06073 |
ab initio pseudopotentials are a linchpin of modern molecular and condensed matter electronic structure calculations. in this work, we employ multi - objective optimization to maximize pseudopotential softness while maintaining high accuracy and transferability. to accomplish this, we develop a formulation in which sof... | arxiv:2209.09806 |
the pluto - charon ( pc ) pair is usually thought of as a binary in the dual synchronous state, which is the endpoint of its tidal evolution. the discovery of the small circumbinary moons, styx, nix, kerberos, and hydra, placed close to the mean motions resonances ( mmrs ) 3 / 1, 4 / 1, 5 / 1, and 6 / 1 with charon, re... | arxiv:2112.11972 |
recently, we saw the emergence of consensus - based database systems that promise resilience against failures, strong data provenance, and federated data management. typically, these fully - replicated systems are operated on top of a primary - backup consensus protocol, which limits the throughput of these systems to ... | arxiv:1911.00837 |
detection transformer ( detr ) and its variants ( detrs ) have been successfully applied to crowded pedestrian detection, which achieved promising performance. however, we find that, in different degrees of crowded scenes, the number of detrs ' queries must be adjusted manually, otherwise, the performance would degrade... | arxiv:2310.15725 |
we present the first measurement of the black hole ( bh ) mass function for broad - line active galaxies in the local universe. using the ~ 9000 broad - line active galaxies from the fourth data release of the sloan digital sky survey, we construct a broad - line luminosity function that agrees very well with the local... | arxiv:0705.0020 |
the question of self - adjoint realizations of sign - indefinite second order differential operators is discussed in terms of a model problem. operators of the type $ - \ frac { d } { dx } \ sgn ( x ) \ frac { d } { dx } $ are generalized to finite, not necessarily compact, metric graphs. all self - adjoint realization... | arxiv:1211.4144 |
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