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in this work, we consider an extension of the symmetric teleparallel equivalent of general relativity ( stegr ), namely, $ f ( \ mathbb { q } ) $ gravity, by including a boundary term $ \ mathbb { b } _ q $, where $ \ mathbb { q } $ is the non - metricity scalar. more specifically, we explore static and spherically sym... | arxiv:2402.02534 |
a user who does not have a quantum computer but wants to perform quantum computations may delegate his computation to a quantum cloud server. in order that the delegation works, it must be assured that no evil server can obtain any important information on the computation. the blind protocol was proposed as a way for t... | arxiv:2106.05537 |
the voluminous nature of geospatial temporal data from physical monitors and simulation models poses challenges to efficient data access, often resulting in cumbersome temporal selection experiences in web - based data portals. thus, selecting a subset of time steps for prioritized visualization and pre - loading is hi... | arxiv:2403.03449 |
telescopes like herschel and the atacama large millimeter / submillimeter array ( alma ) are creating new opportunities to study sources in the far infrared ( fir ), a wavelength region dominated by cold dust emission. probing cold dust in active galaxies allows for study of the star formation history of active galacti... | arxiv:1101.3536 |
the spontaneous excitation of a two - level atom held static outside a four dimensional schwarzschild black hole and in interaction with a massless scalar field in the boulware, unruh and hartle - hawking vacuum is investigated and the contributions of the vacuum fluctuations and radiation reaction to the rate of chang... | arxiv:0707.2613 |
in the context of shark - nir ( system for coronagraphy with high order adaptive optics in z and h band ), we present the development of shins, the shark - nir instrument control software, in particular focusing on the changes introduced during the assembly, integration, and test ( ait ) phase. shark - nir observing se... | arxiv:2501.08010 |
we report the results of neutron measurements carried out during the application of ultrasounds to a solution containing only stable elements like iron and chlorine, without any other radioactive source of any kind. these measurements, carried out by cr39 detectors and a boron trifouride electronic detector, evidenced ... | arxiv:0812.1272 |
we consider a 2 - dimensional bloch - - landau - - pauli hamiltonian for a spinful electron in a constant magnetic field subject to a periodic background potential. assuming that the $ z $ - component of the spin operator is conserved, we compute the linear response of the associated spin density of states to a small c... | arxiv:2002.02419 |
the geometric phase in the dynamics of a spin qubit driven by transverse microwave ( mw ) and longitudinal radiofrequency ( rf ) fields is studied. the phase acquired by the qubit during the full period of the " slow " rf field manifests in the shift of rabi frequency \ omega _ { 1 } of a spin qubit in the mw field. we... | arxiv:1406.4000 |
market makers play an essential role in financial markets. a successful market maker should control inventory and adverse selection risks and provide liquidity to the market. as an important methodology in control problems, reinforcement learning enjoys the advantage of data - driven and less rigid assumptions, receivi... | arxiv:2205.08936 |
the melting - like transition in potasium clusters k _ n, with n = 20, 55, 92 and 142, is studied by using an orbital - free density - functional constant - energy molecular dynamics simulation method, and compared to previous theoretical results on the melting - like transition in sodium clusters of the same sizes. me... | arxiv:physics/0005053 |
we study the problem of building a visual concept library for visual recognition. building effective visual concept libraries is challenging, as manual definition is labor - intensive, while relying solely on llms for concept generation can result in concepts that lack discriminative power or fail to account for the co... | arxiv:2504.00185 |
the authors previously introduced a diffeomorphism - invariant definition of a homogeneous and isotropic sector of loop quantum gravity, along with a program to embed loop quantum cosmology into it. the present paper works out that program in detail for the simpler, but still physically non - trivial, case where the ta... | arxiv:2102.03901 |
effetive field theory is believed to provide a useful framework for describing low - energy nuclear phenomena in a model - independent fashion. i give here a brief account of the basic features of this approach, some of its latest developments, and examples of actual calculations carried out in this framework. | arxiv:nucl-th/0308055 |
in many real world networks agents are initially unsure of each other ' s qualities and must learn about each other over time via repeated interactions. this paper is the first to provide a methodology for studying the dynamics of such networks, taking into account that agents differ from each other, that they begin wi... | arxiv:1507.04065 |
we obtain an entire liouville type theorem to the classical semilinear subcritical elliptic equation on heisenberg group. a pointwise estimate near the isolated singularity was also proved. the soul of the proofs is an a priori integral estimate, which deduced from a generalized formula of that found by jerison and lee... | arxiv:2011.07749 |
indoor localization has gained significant attention in recent years due to its various applications in smart homes, industrial automation, and healthcare, especially since more people rely on their wireless devices for location - based services. deep learning - based solutions have shown promising results in accuratel... | arxiv:2305.13453 |
information - theoretical restrictions on the information transfer in quantum measurements are studied. they are derived for the measurement of system s by detector d, registrated and processed by information system o. the formalism of inference maps in hilbert space is used for it ; it permit to calculate o restricted... | arxiv:quant-ph/0610215 |
retrieval - augmented generation ( rag ) empowers large language models to access external and private corpus, enabling factually consistent responses in specific domains. by exploiting the inherent structure of the corpus, graph - based rag methods further enrich this process by building a knowledge graph index and le... | arxiv:2504.11544 |
we investigate statistical and individual astrophysical properties of active galactic nuclei ( agns ), such as parsec - scale flux density, core dominance, angular and linear sizes, maximum observed brightness temperatures of vlbi core components, spectral index distributions for core and jet components, and evolution ... | arxiv:1205.5559 |
though widely used in image classification, convolutional neural networks ( cnns ) are prone to noise interruptions, i. e. the cnn output can be drastically changed by small image noise. to improve the noise robustness, we try to integrate cnns with wavelet by replacing the common down - sampling ( max - pooling, strid... | arxiv:2107.13335 |
conventional training of deep neural networks requires a large number of the annotated image which is a laborious and time - consuming task, particularly for rare objects. few - shot object detection ( fsod ) methods offer a remedy by realizing robust object detection using only a few training samples per class. an une... | arxiv:2303.10422 |
engineering experimentally to knock out a gene or genes responsible for a specific trait, or to add genes such as gfp that report when a gene of interest is being expressed. these technologies enable the biotechnological use of whole plants or plant cell cultures grown in bioreactors to synthesise pesticides, antibioti... | https://en.wikipedia.org/wiki/Botany |
in this work we propose approaches to effectively transfer knowledge from weakly labeled web audio data. we first describe a convolutional neural network ( cnn ) based framework for sound event detection and classification using weakly labeled audio data. our model trains efficiently from audios of variable lengths ; h... | arxiv:1711.01369 |
over the years, scene understanding has attracted a growing interest in computer vision, providing the semantic and physical scene information necessary for robots to complete some particular tasks autonomously. in 3d scenes, rich spatial geometric and topological information are often ignored by rgb - based approaches... | arxiv:2404.13842 |
identifying driver genes is crucial for understanding oncogenesis and developing targeted cancer therapies. driver discovery methods using protein or pathway networks rely on traditional network science measures, focusing on nodes, edges, or community metrics. these methods can overlook the high - dimensional interacti... | arxiv:2409.19115 |
quantum transport of charge or energy in networks with discrete sites is central to diverse quantum technologies, from molecular electronics to light harvesting and quantum opto - mechanical metamaterials. a one dimensional network can be viewed as waveguide. we show that if such waveguide is hybridised with a control ... | arxiv:2402.07454 |
we show that a wide range of spin clusters with antiferromagnetic intracluster exchange interaction allows one to define a qubit. for these spin cluster qubits, initialization, quantum gate operation, and readout are possible using the same techniques as for single spins. quantum gate operation for the spin cluster qub... | arxiv:cond-mat/0304296 |
galaxy - galaxy strong gravitational lenses have become a popular probe of dark matter ( dm ) by providing a window into structure formation on the smallest scales. in particular, the convergence power spectrum of subhalos within lensing galaxies has been suggested as a promising observable to study dm. however, the di... | arxiv:2006.07383 |
in this paper, for the first time, analytical expressions for determination of the wavelength of defect modes ( dms ) in one - dimensional ( 1d ) photonic crystals ( pcs ) with two defect layers ( dls ) were obtained from the condition of zero reflection. analytical formulas on the conditions for the merging of two dms... | arxiv:2408.04397 |
this paper presents an efficient method for extracting the second - order sensitivities from a system of implicit nonlinear equations on upcoming graphical processing units ( gpu ) dominated computer systems. we design a custom automatic differentiation ( autodiff ) backend that targets highly parallel architectures by... | arxiv:2201.00241 |
electronic state calculations using quantum computers are mostly based on second quantization, which is suitable for qubit representation. another way to describe electronic states on a quantum computer is first quantization, which is expected to achieve smaller scaling with respect to the number of basis functions tha... | arxiv:2306.08434 |
we evaluate renormalization factors of the domain - wall fermion system with various improved gauge actions at one loop level. the renormalization factors are calculated for quark wave function, quark mass, bilinear quark operators, three - and four - quark operators in modified minimal subtraction ( ms - bar ) scheme ... | arxiv:hep-lat/0206013 |
thermoacoustic instabilities in can - annular combustors of stationary gas turbines lead to unstable bloch modes which appear as rotating acoustic pressure waves along the turbine annulus. the multi - scale, multiphysical nature of the full problem makes a detailed analysis challenging. in this work, we derive a low - ... | arxiv:2102.08489 |
a method is described for the reconstruction of the amplitude and phase of the object exit wave function by phase - plate transmission electron microscopy. the proposed method can be considered as in - line holography and requires three images, taken with different phase shifts between undiffracted and diffracted elect... | arxiv:1009.4615 |
the effect of isotope shifts of nuclear magnetic resonance ( nmr ) frequency in xenon isotopes 129xe and 131xe polarized by optically - oriented alkali metal atoms is not only of fundamental interest, but also of practical significance since it is the main factor limiting the accuracy of a whole class of prospective na... | arxiv:1906.06556 |
machine learning ( ml ) algorithms have made a tremendous impact in the field of medical imaging. while medical imaging datasets have been growing in size, a challenge for supervised ml algorithms that is frequently mentioned is the lack of annotated data. as a result, various methods which can learn with less / other ... | arxiv:1804.06353 |
distance metric learning can be viewed as one of the fundamental interests in pattern recognition and machine learning, which plays a pivotal role in the performance of many learning methods. one of the effective methods in learning such a metric is to learn it from a set of labeled training samples. the issue of data ... | arxiv:1902.03453 |
the reliability and transmission distance are generally limited for the wireless communications due to the severe channel fading. as an effective way to resist the channel fading, cooperative relaying is usually adopted in wireless networks where neighbouring nodes act as relays to help the transmission between the sou... | arxiv:1705.06477 |
the fundamental challenge of planning for multi - step manipulation is to find effective and plausible action sequences that lead to the task goal. we present cascaded variational inference ( cavin ) planner, a model - based method that hierarchically generates plans by sampling from latent spaces. to facilitate planni... | arxiv:1910.13395 |
considering the increasing size of available data, the need for statistical methods that control the finite sample bias is growing. this is mainly due to the frequent settings where the number of variables is large and allowed to increase with the sample size bringing standard inferential procedures to incur significan... | arxiv:1810.04443 |
we investigate properties of bafe2as2 ( 122 ) single crystals upon gold doping, which is the transition metal with the highest atomic weight. the au substitution into the feas - planes of 122 crystal structure ( au - 122 ) is only possible up to a small amount of ~ 3 %. we find that 5d is more effective in reducing mag... | arxiv:1506.08749 |
modern deep neural networks have now reached human - level performance across a variety of tasks. however, unlike humans they lack the ability to explain their decisions by showing where and telling what concepts guided them. in this work, we present a unified framework for transforming any vision neural network into a... | arxiv:2502.20134 |
intramolecular spin alignment in pi - conjugated molecules is studied theoretically in a model of a peierls - hubbard chain coupled with two localized spins. by means of the exact diagonalization technique, we demonstrate that a spin singlet ( s = 0 ) to quartet ( s = 3 / 2 ) transition can be induced by electronic dop... | arxiv:cond-mat/0304431 |
we introduce a new and efficient numerical method for multicriterion optimal control and single criterion optimal control under integral constraints. the approach is based on extending the state space to include information on a " budget " remaining to satisfy each constraint ; the augmented hamilton - jacobi - bellman... | arxiv:0901.3977 |
mass - stationarity means that the origin is at a typical location in the mass of a random measure. it is an intrinsic characterisation of palm versions with respect to stationary random measures. stationarity is the special case when the random measure is lebesgue measure. the paper presents constructions of stationar... | arxiv:1405.7566 |
we demonstrate that the problem of amplitude estimation, a core subroutine used in many quantum algorithms, can be mapped directly to a problem in signal processing called direction of arrival ( doa ) estimation. the doa task is to determine the direction of arrival of an incoming wave with the fewest possible measurem... | arxiv:2405.14697 |
micromobility vehicles are gaining popularity due to their portable nature, and their ability to serve short distance urban commutes better than traditional modes of transportation. most of these vehicles, offered by various micromobility service providers around the world, are shareable and can be rented ( by - the - ... | arxiv:2001.01387 |
we have discovered two low - ionization broad absorption line quasars in programs to obtain optical spectra for radio - selected quasar candidates from the vla first survey ( becker, white, & helfand 1995 ). both belong to the extremely rare class of bal qsos that exhibit narrow absorption lines from metastable excited... | arxiv:astro-ph/9702012 |
reliable estimations of ephemeris errors are fundamental for the follow - up of corot candidates. an equation for the precision of minimum times, originally developed for eclipsing binaries, has been optimized for corot photometry and been used to calculate such errors. it may indicate expected timing precisions for tr... | arxiv:1206.1212 |
strong gravitational lensing is regarded as the most precise technique to measure the mass in the inner region of galaxies or galaxy clusters. in particular, the mass within one einstein radius can be determined with an accuracy of order of a few percent or better, depending on the image configuration. for other radii,... | arxiv:1606.04321 |
while over the last century or more considerable effort has been put into the problem of finding approximate solutions for wave equations in general, and quantum mechanical problems in particular, it appears that as yet relatively little work seems to have been put into the complementary problem of establishing rigouro... | arxiv:0801.0610 |
in 1975 pippenger and golumbic proved that any graph on $ n $ vertices admits at most $ 2e ( n / k ) ^ k $ induced $ k $ - cycles. this bound is larger by a multiplicative factor of $ 2e $ than the simple lower bound obtained by a blow - up construction. pippenger and golumbic conjectured that the latter lower bound is... | arxiv:1702.07342 |
lifecycle assessment of wind turbines is essential to improve their design and to optimum maintenance plans for preventing failures during the design life. a critical element of wind turbines is the composite blade due to uncertain cyclic wind loads with relatively high frequency and amplitude in offshore environments.... | arxiv:2404.10021 |
during inflation primordial quantum fluctuations of the spacetime metric become classical and there is a spontaneous cpt violation by the spin connection coupling terms of the metric with fermions. the energy levels of the left and the right chirality neutrinos is split which gives rise to a net lepton asymmetry at equ... | arxiv:hep-ph/0204257 |
in recent work, harman and snowden introduced a notion of measure on a fra \ " iss \ ' e class $ \ mathfrak { f } $, and showed how such measures lead to interesting tensor categories. constructing and classifying measures is a difficult problem, and so far only a handful of cases have been worked out. in this paper, w... | arxiv:2407.19131 |
future gravitational wave observations are potentially sensitive to new physics corrections to the higgs potential once the first - order electroweak phase transition arises. we study the smeft dimension - six operator effects on the higgs potential, where three types of effects are taken into account : ( i ) smeft tre... | arxiv:2210.11241 |
the textbook proofs of commoner ' s theorem characterizing liveness in free - choice petri nets are given in contexts of technical notions and claims that make the proofs look a bit long. the aim of this note is to give a concise self - contained proof. | arxiv:2401.12067 |
a general constructive procedure is presented for analyzing magnetic instabilities in two - dimensional materials, in terms of [ predominantly ] double nesting, and applied to hartree - fock hf + rpa and gutzwiller approximation ga + rpa calculations of the hubbard model. applied to the cuprates, it is found that compe... | arxiv:1207.5539 |
building conversational agents that can have natural and knowledge - grounded interactions with humans requires understanding user utterances. entity linking ( el ) is an effective and widely used method for understanding natural language text and connecting it to external knowledge. it is, however, shown that existing... | arxiv:2206.07836 |
we present observations of a 4 squared degree area toward the gemini cloud obtained using j = 1 - 0 transitions of $ ^ { 12 } $ co, $ ^ { 13 } $ co and c $ ^ { 18 } $ o. no c $ ^ { 18 } $ o emission was detected. this region is composed of 36 core candidates of $ ^ { 13 } $ co. these core candidates have a characterist... | arxiv:1506.08034 |
it has been known since the beginning of this century that isomonodromic problems - - - typically the painlev \ ' e transcendents - - - in a suitable asymptotic region look like a kind of ` ` modulation ' ' of isospectral problem. this connection between isomonodromic and isospectral problems is reconsidered here in th... | arxiv:solv-int/9704004 |
mason and skinner recently constructed a chiral infinite tension limit of the ramond - neveu - schwarz superstring which was shown to compute the cachazo - he - yuan formulae for tree - level d = 10 yang - mills amplitudes and the ns - ns sector of tree - level d = 10 supergravity amplitudes. in this letter, their chir... | arxiv:1311.4156 |
creativity is one of the driving forces of human kind as it allows to break current understanding to envision new ideas, which may revolutionize entire fields of knowledge. scientific research offers a challenging environment where to learn a model for the creative process. in fact, scientific research is a creative ac... | arxiv:2003.04996 |
spin - polarized scanning tunneling microscopy ( sp - stm ) measures tunnel magnetoresistance ( tmr ) with atomic resolution. while various methods for achieving sp probes have been developed, each is limited with respect to fabrication, performance, and allowed operating conditions. in this study, we present the fabri... | arxiv:1807.00364 |
kn \ " orr has constructed an ideal, in the center of the p - modular group algebra of a finite group g, whose dimension is the number of p - blocks of defect zero in g / q ; here p is a prime and q is a normal p - subgroup of g. we generalize his construction to symmetric algebras. | arxiv:2309.15538 |
the paper is devoted to the derivation of a combined system of motion equations for solid and fluid in isotropic tight oil / gas sandstone media through volume averaging theorems ( vat ). based on the features of the media, four physical assumptions are proposed as the foundation for our derivation. more precisely, vol... | arxiv:1801.05115 |
we construct stationary ricci - flat inter - universe lorentzian wormhole solutions in all d \ ge 5 dimensions that connect two flat asymptotic spacetimes. such a solution can be viewed as the gravity dual of a string tachyon state whose linear momentum is larger than its tension. we focus our analysis on the d = 5 wor... | arxiv:0806.3111 |
emphasises that the state should play as small role as possible ( if any role ) in the regulation of economic activity between two transacting parties. friedrich hayek and ludwig von mises are the two most prominent representatives of the austrian school. post - keynesian economics concentrates on macroeconomic rigidit... | https://en.wikipedia.org/wiki/Economics |
it is shown that a fixed measurement setting, e. g., a measurement in the computational basis, can detect all entangled states by preparing multipartite quantum states, called network states. we present network states for both cases to construct decomposable entanglement witnesses ( ews ) equivalent to the partial tran... | arxiv:2303.16368 |
self - supervised learning ( ssl ) is a powerful tool that allows learning of underlying representations from unlabeled data. transformer based models such as wav2vec 2. 0 and hubert are leading the field in the speech domain. generally these models are fine - tuned on a small amount of labeled data for a downstream ta... | arxiv:2202.03218 |
statistical depth, a useful tool to measure the center - outward rank of multivariate and functional data, is still under - explored in temporal point processes. recent studies on point process depth proposed a weighted product of two terms - one indicates the depth of the cardinality of the process, and the other char... | arxiv:2203.04454 |
this thesis is devoted to the study of quantum mechanical effects that arise in systems of reduced dimensionality. specifically, we investigate coherence and correlation effects in quantum transport models. in the first part, we present a theory of markovian and non - markovian current correlations in nanoscopic conduc... | arxiv:1202.3161 |
observations of the ly - alpha forest at z ~ 3 reveal an average metallicity z ~ 0. 01 z _ solar. the high - redshift supernovae that polluted the igm also accelerated relativistic electrons. since the energy density of the cmb scales as ( 1 + z ) ^ 4, at high redshift these electrons cool via inverse compton scatterin... | arxiv:astro-ph/0005262 |
predicting the number of defects in a project is critical for project test managers to allocate budget, resources, and schedule for testing, support and maintenance efforts. software defect prediction models predict the number of defects in given projects after training the model with historical defect related informat... | arxiv:2306.08655 |
we discuss weber ' s formula which gives the quotient of two thetanullwerte for a plane smooth quartic in terms of the bitangents. in particular, we show how it can easily be derived from the riemann - jacobi formula. | arxiv:1503.01012 |
formation. the use of thiolated polymers ( thiomers ) as scaffold material for tissue engineering was initially introduced at the 4th central european symposium on pharmaceutical technology in vienna 2001. as thiomers are biocompatible, exhibit cellular mimicking properties and efficiently support proliferation and dif... | https://en.wikipedia.org/wiki/Tissue_engineering |
single - atom catalysts ( sacs ) with metal - nitrogen - carbon ( m - n - c ) structures are widely recognized as promising candidates in oxygen reduction reactions ( orr ). according to the classical sabatier principle, optimal 3d metal catalysts, such as fe / co - n - c, achieve superior catalytic performance due to ... | arxiv:2402.05405 |
we consider ideals involving the maximal minors of a polynomial matrix. for example, those arising in the computation of the critical values of a polynomial restricted to a variety for polynomial optimisation. gr \ " obner bases are a classical tool for solving polynomial systems. for practical computations, this consi... | arxiv:2203.10021 |
we describe the quantum phase transition in the $ n $ - state chiral clock model in spatial dimension $ d = 1 $. with couplings chosen to preserve time - reversal and spatial inversion symmetries, such a model is in the universality class of recent experimental studies of the ordering of pumped rydberg states in a one ... | arxiv:1808.07056 |
we continue a previous paper to show that mel ' nikov ' s first order formula for part of the separatrix splitting of a pendulum under fast quasi periodic forcing holds, in special examples, as an asymptotic formula in the forcing rapidity. | arxiv:chao-dyn/9804043 |
we present a new radiative transfer method ( sph - m1rt ) that is coupled dynamically with smoothed particle hydrodynamics ( sph ). we implement it in the ( task - based parallel ) swift galaxy simulation code but it can be straightforwardly implemented in other sph codes. our moment - based method simultaneously solve... | arxiv:2102.08404 |
the nasa double asteroid redirection test ( dart ) mission performed a kinetic impact on asteroid dimorphos, the satellite of the binary asteroid ( 65803 ) didymos, at 23 : 14 utc on september 26, 2022 as a planetary defense test. dart was the first hypervelocity impact experiment on an asteroid at size and velocity sc... | arxiv:2303.03464 |
the real sphere $ s ^ { n - 1 } _ \ mathbb r $ appears as increasing union, over $ d \ in \ { 1,..., n \ } $, of its " polygonal " versions $ s ^ { n - 1, d - 1 } _ \ mathbb r = \ { x \ in s ^ { n - 1 } _ \ mathbb r | x _ { i _ 0 }... x _ { i _ d } = 0, \ forall i _ 0,..., i _ d \ { \ rm distinct } \ } $. motivated by ... | arxiv:1501.05229 |
a bose - einstein condensate is dispersively coupled to a single mode of an ultra - high finesse optical cavity. the system is governed by strong interactions between the atomic motion and the light field even at the level of single quanta. while coherently pumping the cavity mode the condensate is subject to the cavit... | arxiv:0811.3967 |
analysis of the charged multiplicity in proton - proton inelastic interactions at the lhc energies in the setting of dual parton model is presented. data from the cms experiment and the data simulated at different energies in various pseudo - rapidity windows using the event generator pythia8are analysed and compared w... | arxiv:2208.04520 |
powerful, highly collimated jets, surrounded by bipolar molecular outflows, are commonly observed near young stellar objects ( ysos ). in the usual theoretical picture of star formation, a jet is ejected from a magnetized accretion disk, with a molecular outflow being driven either by the jet or by a wider wind coming ... | arxiv:astro-ph/0203090 |
we used low resolution spectroscopy from vlt / fors1, and high resolution spectra from vlt / uves, to estimate the physical conditions in the ors, using nebular analysis for emission lines such as [ o ii ], [ o iii ], [ n ii ], and [ s ii ]. we also measured the velocity at two positions of the ors to test a geometrica... | arxiv:1008.3387 |
let r be the free algebra on x and y modulo the relations x ^ 5 = yxy and y ^ 2 = xyx endowed with the grading deg x = 1 and deg y = 2. let b _ 3 denote the blow up of the projective plane at three non - colliear points. the main result in this paper is that the category of quasi - coherent sheaves on b _ 3 is equivale... | arxiv:0906.2481 |
incremental improvements in accuracy of convolutional neural networks are usually achieved through use of deeper and more complex models trained on larger datasets. however, enlarging dataset and models increases the computation and storage costs and cannot be done indefinitely. in this work, we seek to improve the ide... | arxiv:1807.08312 |
we present estimates of brightness temperature for 5 galactic masers in star - forming regions detected at space baselines. very compact features with angular sizes of about 23 - 60 micro arcsec were detected in these regions with corresponding linear sizes of about 4 - 10 million km. brightness temperatures range from... | arxiv:1802.05120 |
a set of universal relations between various properties of any few - body or many - body system consisting of fermions with two spin states and a large but finite scattering length have been derived by shina tan. we derive generalizations of the tan relations for a two - channel model for fermions near a feshbach reson... | arxiv:0806.2277 |
after nearly a century of specialized applications in optics, remote sensing, and acoustics, the near - field ( nf ) electromagnetic propagation zone is experiencing a resurgence in research interest. this renewed attention is fueled by the emergence of promising applications in various fields such as wireless communic... | arxiv:2408.11434 |
in this paper, we present a physically informed neural network representation of the effective interactions associated with coupled - cluster downfolding models to describe chemical systems and processes. the neural network representation not only allows us to evaluate the effective interactions efficiently for various... | arxiv:2501.15792 |
the aim of cosmological simulations is to reproduce the properties of the observed universe, serving as tools to test structure and galaxy formation models. constrained simulations of our local cosmological region up to a few hundred mpc / h, the local universe, are designed to reproduce the actual cosmic web of struct... | arxiv:2305.05694 |
instruction tuning has emerged as a critical paradigm for improving the capabilities and alignment of large language models ( llms ). however, existing iterative model - aware data selection methods incur significant computational overhead, as they rely on repeatedly performing full - dataset model inference to estimat... | arxiv:2505.07437 |
dispersal is a well recognized driver of ecological and evolutionary dynamics, and simultaneously an evolving trait. dispersal evolution has traditionally been studied in single - species metapopulations so that it remains unclear how dispersal evolves in spatially structured communities and food webs. since most natur... | arxiv:2312.00166 |
the microhertz frequency band of gravitational waves probes the merger of supermassive black holes as well as many other gravitational wave phenomena. however, space - interferometry methods that use test masses would require substantial development of test - mass isolation systems to detect anticipated astrophysical e... | arxiv:2411.15072 |
this paper is motivated by relations between association and independence of random variables. it is well - known that for real random variables independence implies association in the sense of esary, proschan and walkup, while for random vectors this simple relationship breaks. we modify the notion of association in s... | arxiv:1009.3743 |
in part iii of this study, we apply the price dynamical model with big buyers and big sellers developed in part i of this paper to the daily closing prices of the top 20 banking and real estate stocks listed in the hong kong stock exchange. the basic idea is to estimate the strength parameters of the big buyers and the... | arxiv:1401.1892 |
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