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we propose a new, nonparametric method for multivariate regression subject to convexity or concavity constraints on the response function. convexity constraints are common in economics, statistics, operations research, financial engineering and optimization, but there is currently no multivariate method that is computa... | arxiv:1105.1924 |
large scale computer simulations are used to elucidate a longstanding controversy regarding the existence, or otherwise, of spin waves in paramagnetic bcc iron. spin dynamics simulations of the dynamic structure factor of a heisenberg model of fe with first principles interactions reveal that well defined peaks persist... | arxiv:cond-mat/0501713 |
we examine the current state of neutralino dark matter and consider how the lep constraints on the minimal supersymmetric standard model parameters are squeezing the available dark matter regions. we also show how cosmological constraints augment bounds coming from collider searches to further constrain the mssm parame... | arxiv:hep-ph/9807481 |
optical trapping has proven to be a valuable experimental technique for precisely controlling small dielectric objects. however, due to their very nature, conventional optical traps are diffraction limited and require high intensities to confine the dielectric objects. in this work, we propose a novel optical trap base... | arxiv:2304.09522 |
we present results from modeling of quasi - simultaneous broad band ( radio through x - ray ) observations of the galactic stellar black hole ( bh ) transient x - ray binary ( xrb ) systems xte j1118 + 480 and gx 339 - 4 using an irradiated disc + compact jet model. in addition to quantifying the physical properties of... | arxiv:0904.2128 |
entropy bounds render quantum corrections to the cosmological constant $ \ lambda $ finite. under certain assumptions, the natural value of $ \ lambda $ is of order the observed dark energy density $ \ sim 10 ^ { - 10 } { \ rm ev } ^ 4 $, thereby resolving the cosmological constant problem. we note that the dark energy... | arxiv:hep-th/0403052 |
image captioning is the generation of natural language descriptions of images which have increased immense popularity in the recent past. with this different deep - learning techniques are devised for the development of factual and stylized image captioning models. previous models focused more on the generation of fact... | arxiv:2412.11836 |
non - analyticities in the logarithm of the loschmidt echo, known as dynamical quantum phase transitions [ dqpts ], are a recently introduced attempt to classify the myriad of possible phenomena which can occur in far from equilibrium closed quantum systems. in this work, we analytically investigate the loschmidt echo ... | arxiv:2103.03754 |
gelfand - na \ u { i } mark theorem supplies a one to one correspondence between commutative $ c ^ * $ - algebras and locally compact hausdorff spaces. so any noncommutative $ c ^ * $ - algebra can be regarded as a generalization of a topological space. generalizations of several topological invariants may be defined b... | arxiv:1411.2505 |
the polar codes are proven to be capacity - achieving and are shown to have equivalent or even better finite - length performance than the turbo / ldpc codes under some improved decoding algorithms over the additive white gaussian noise ( awgn ) channels. polar coding is based on the so - called channel polarization ph... | arxiv:1312.1799 |
we analyse the sample of pulsar proper motions, taking detailed account of the selection effects of the original surveys. we treat censored data using survival statistics. from a comparison of our results with monte carlo simulations, we find that the mean birth speed of a pulsar is 250 - 300 km / s, rather than the 45... | arxiv:astro-ph/9708071 |
we study a cosmological model of gravity coupled to three, self - interacting scalar fields, one of them with negative kinetic term. the theory has cosmological solutions described by three - dimensional quadratic autonomous equations, leading to strange attractors. the associated chaotic cosmologies exhibit highly flu... | arxiv:2204.06018 |
a planetary system consists of a host star and one or more planets, arranged into a particular configuration. here, we consider what information belongs to the configuration, or ordering, of 4286 kepler planets in their 3277 planetary systems. first, we train a neural network model to predict the radius and period of a... | arxiv:2105.09966 |
deformations of spacelike hypersurfaces in space - time play an important role in discussions of general covariance and slicing independence in gravitational theories. in a canonical formulation, they provide the geometrical meaning of gauge transformations generated by the diffeomorphism and hamiltonian constraints. h... | arxiv:2410.18807 |
formalism of differential forms is developed for a variety of quantum and noncommutative situations. | arxiv:quant-ph/9807092 |
globular clusters ( gcs ) are established emitters of high - energy ( he, 100 mev < e < 100 gev ) \ gamma - ray radiation which could originate from the cumulative emission of the numerous millisecond pulsars ( mspsrs ) in the clusters ' cores or from inverse compton ( ic ) scattering of relativistic leptons accelerate... | arxiv:1307.4555 |
we make a first step towards a classification of simple generalized harish - chandra modules which are not harish - chandra modules or weight modules of finite type. for an arbitrary algebraic reductive pair of complex lie algebras $ ( \ g, \ k ) $, we construct, via cohomological induction, the fundamental series $ f ... | arxiv:math/0409285 |
- 04 - 30 ). surface science : foundations of catalysis and nanoscience ( 3 ed. ). wiley. isbn 978 - 1119990352. attard, gary ; barnes, colin ( january 1998 ). surfaces. oxford chemistry primers. isbn 978 - 0198556862. = = external links = = " ram rao materials and surface science ", a video from the vega science trust... | https://en.wikipedia.org/wiki/Surface_science |
humor is a defining characteristic of human beings. our goal is to develop methods that automatically detect humorous statements and rank them on a continuous scale. in this paper we report on results using a language model approach, and outline our plans for using methods from deep learning. | arxiv:1705.10272 |
entangled - photon coincidence imaging is a method to nonlocally image an object by transmitting a pair of entangled photons through the object and a reference optical system, respectively. the image of the object can be extracted from the coincidence rate of these two photons. from a classical perspective, the image i... | arxiv:quant-ph/0408135 |
disaggregation regression has become an important tool in spatial disease mapping for making fine - scale predictions of disease risk from aggregated response data. by including high resolution covariate information and modelling the data generating process on a fine scale, it is hoped that these models can accurately ... | arxiv:2005.03604 |
continuous - time series is essential for different modern application areas, e. g. healthcare, automobile, energy, finance, internet of things ( iot ) and other related areas. different application needs to process as well as analyse a massive amount of data in time series structure in order to determine the data - dr... | arxiv:2409.09106 |
in this paper, we present a model for semantic memory that allows machines to collect information and experiences to become more proficient with time. post semantic analysis of the sensory and other related data, the processed information is stored in the knowledge graph which is then used to comprehend the work instru... | arxiv:2101.01099 |
we introduce the concept and a default implementation of guided reasoning. a multi - agent system is a guided reasoning system iff one agent ( the guide ) primarily interacts with other agents in order to improve reasoning quality. we describe logikon ' s default implementation of guided reasoning in non - technical te... | arxiv:2408.16331 |
a simple supersymmetric so ( 10 ) gut in five dimensions is considered. the fifth dimension is compactified on the $ s ^ 1 / ( z _ 2 \ times z _ 2 ^ \ prime ) $ orbifold possessing two inequivalent fixed points. in our setup, all matter and higgs multiplets reside on one brane ( ps brane ) where the original so ( 10 ) ... | arxiv:0803.1758 |
pretrained large language models ( llms ) are able to solve a wide variety of tasks through transfer learning. various explainability methods have been developed to investigate their decision making process. tracin ( pruthi et al., 2020 ) is one such gradient - based method which explains model inferences based on the ... | arxiv:2302.06598 |
studying human - robot interaction over time can provide insights into what really happens when a robot becomes part of people ' s everyday lives. " in the wild " studies inform the design of social robots, such as for the service industry, to enable them to remain engaging and useful beyond the novelty effect and init... | arxiv:2309.02942 |
meta - gradient reinforcement learning ( rl ) allows agents to self - tune their hyper - parameters in an online fashion during training. in this paper, we identify a bias in the meta - gradient of current meta - gradient rl approaches. this bias comes from using the critic that is trained using the meta - learned disc... | arxiv:2211.10550 |
the variables, terms, or objects of interest so that persons other than the definer can measure or test them independently ) ( see also : reproducibility ). failure to make reasonable use of the principle of parsimony, i. e., failing to seek an explanation that requires the fewest possible additional assumptions when m... | https://en.wikipedia.org/wiki/Pseudoscience |
3d representation disentanglement aims to identify, decompose, and manipulate the underlying explanatory factors of 3d data, which helps ai fundamentally understand our 3d world. this task is currently under - explored and poses great challenges : ( i ) the 3d representations are complex and in general contains much mo... | arxiv:2304.11342 |
we address the problem of efficiently compressing video for conferencing - type applications. we build on recent approaches based on image animation, which can achieve good reconstruction quality at very low bitrate by representing face motions with a compact set of sparse keypoints. however, these methods encode video... | arxiv:2307.04187 |
for many applications one wishes to decide whether a certain set of numbers originates from an equiprobability distribution or whether they are unequally distributed. distributions of relative frequencies may deviate significantly from the corresponding probability distributions due to finite sample effects. hence, it ... | arxiv:q-bio/0401041 |
artificial intelligence is a central topic in the computer science curriculum. from the year 2011 a project - based learning methodology based on computer games has been designed and implemented into the intelligence artificial course at the university of the bio - bio. the project aims to develop software - controlled... | arxiv:1711.09744 |
the phenix experiment has conducted searches for the qcd critical point with measurements of multiplicity fluctuations, transverse momentum fluctuations, event - by - event kaon - to - pion ratios, elliptic flow, and correlations. measurements have been made in several collision systems as a function of centrality and ... | arxiv:0909.2587 |
using wilson ' s numerical renormalization group ( nrg ) technique we compute zero - bias conductance and various correlation functions of a double quantum dot ( dqd ) system. we present different regimes within a phase diagram of the dqd system. by introducing a negative hubbard u on one of the quantum dots, we simula... | arxiv:0705.4537 |
in this paper, we construct a hierarchy of hybrid numerical methods for multi - scale kinetic equations based on moment realizability matrices, a concept introduced by levermore, morokoff and nadiga. following such a criterion, one can consider hybrid scheme where the hydrodynamic part is given either by the compressib... | arxiv:1402.6304 |
we investigate the emergence of anti - ferromagnetic ordering and its effect on the helical edge states in a quantum spin hall insulator, in the presence of strong coulomb interaction. using dynamical mean - field theory, we show that the breakdown of lattice translational symmetry favours the formation of magnetic ord... | arxiv:1805.03999 |
we present a simple formalism to interpret two galaxy statistics, the uv luminosity function and two - point correlation functions for star - forming galaxies at z ~ 4, 5, 6 in the context of lcdm cosmology. both statistics are the result of how star formation takes place in dm halos, and thus are used to constrain how... | arxiv:0808.1727 |
a new isomeric $ ( 4 ^ - ) $ state at 285. 5 ( 32 ) kev in $ ^ { 162 } $ tb was reported by r. orford et al. [ phys. rev. c 102, 011303 ( r ) ( 2020 ) ] based on a penning - trap mass measurement. here we show that this result is not compatible with existing experimental data. the state identified as $ ^ { 162 } $ tb $... | arxiv:2405.04563 |
random forests are widely claimed to capture interactions well. however, some simple examples suggest that they perform poorly in the presence of certain pure interactions that the conventional cart criterion struggles to capture during tree construction. we argue that simple alternative partitioning schemes used in th... | arxiv:2406.15500 |
we investigate consensus formation and the asymptotic consensus times in stylized individual - or agent - based models, in which global agreement is achieved through pairwise negotiations with or without a bias. considering a class of individual - based models on finite complete graphs, we introduce a coarse - graining... | arxiv:1103.4659 |
it is routinely assumed that galaxy rotation curves are equal to their circular velocity curves ( modulo some corrections ) such that they are good dynamical mass tracers. we take a visualisation - driven approach to exploring the limits of the validity of this assumption for a sample of $ 33 $ low - mass galaxies ( $ ... | arxiv:2301.05242 |
one of the main drawbacks of standard cosmology, known as the horizon problem, was until now thought to be only solvable in an inflationary scenario. a delayed big - bang in an inhomogeneous universe is shown to solve this problem while leaving unimpaired the main successful features of the standard model. | arxiv:astro-ph/9809134 |
and is the earliest example of the format still used in mathematics today, that of definition, axiom, theorem, and proof. although most of the contents of the elements were already known, euclid arranged them into a single, coherent logical framework. the elements was known to all educated people in the west up through... | https://en.wikipedia.org/wiki/History_of_mathematics |
we present the first symmetry inheritance analysis of fields nonminimally coupled to gravity. in this work we are focused on the real scalar field $ \ phi $ with nonminimal coupling of the form $ \ xi \ phi ^ 2 r $. possible cases of the symmetry noninheriting fields are constrained by the properties of the ricci tenso... | arxiv:1709.07456 |
motivated by the recent cdf measurement of the $ w $ - boson mass, we study string - based particle physics models which can accommodate this deviation from the standard model. we consider an f - theory gut in which the visible sector is realized on intersecting 7 - branes, and extra sector states arise from a probe d3... | arxiv:2204.05302 |
as part of a long term effort to understand pre - main sequence li burning, we have obtained high resolution spectroscopic observations of 14 late type stars ( g0 - - m1 ) in the young open cluster ic ~ 4665. most of the stars have \ ha filled - in and \ li absorption, as expected for their young age. from the equivale... | arxiv:astro-ph/9605038 |
in mathematics, a function from a set x to a set y assigns to each element of x exactly one element of y. the set x is called the domain of the function and the set y is called the codomain of the function. functions were originally the idealization of how a varying quantity depends on another quantity. for example, th... | https://en.wikipedia.org/wiki/Function_(mathematics) |
an accurate prediction of watch time has been of vital importance to enhance user engagement in video recommender systems. to achieve this, there are four properties that a watch time prediction framework should satisfy : first, despite its continuous value, watch time is also an ordinal variable and the relative order... | arxiv:2306.03392 |
we study the hardy type inequalities in the framework of equalities. we present equalities which immediately imply hardy type inequalities by dropping the remainder term. simultaneously we give a characterization of the class of functions which makes the remainder term vanish. a point of our observation is to apply an ... | arxiv:1611.03580 |
in 1977, erd \ h { o } s and hajnal made the conjecture that, for every graph $ h $, there exists $ c > 0 $ such that every $ h $ - free graph $ g $ has a clique or stable set of size at least $ | g | ^ c $ ; and they proved that this is true with $ | g | ^ c $ replaced by $ 2 ^ { c \ sqrt { \ log | g | } } $. until no... | arxiv:2301.10147 |
deviations from the blackbody spectral energy distribution of the cmb are a precise probe of physical processes active both in the early universe ( such as those connected to particle decays and inflation ) and at later times ( e. g. reionization and astrophysical emissions ). limited progress has been made in the char... | arxiv:2206.02762 |
a protocol by ishai et al. \ ( focs 2006 ) showing how to implement distributed $ n $ - party summation from secure shuffling has regained relevance in the context of the recently proposed \ emph { shuffle model } of differential privacy, as it allows to attain the accuracy levels of the curator model at a moderate com... | arxiv:1909.11225 |
we investigate a field theoretical approach to the jordan - brans - dicke ( jbd ) theory extended with a particular potential term on a cosmological background by starting with the motivation that the higgs field and the scale factor of the universe are related. based on this relation, it is possible to come up with ma... | arxiv:2101.10854 |
we study the feasibility of detecting noncommutative ( nc ) qed through neutral higgs boson ( h ) pair production at linear colliders ( lc ). this is based on the assumption that h interacts directly with photon in ncqed as suggested by symmetry considerations and strongly hinted by our previous study on \ pi ^ 0 - pho... | arxiv:hep-ph/0105090 |
to make a more accurate diagnosis of covid - 19, we propose a straightforward yet effective model. firstly, we analyse the characteristics of 3d ct scans and remove the non - lung parts, facilitating the model to focus on lesion - related areas and reducing computational cost. we use resnest50 as the strong feature ext... | arxiv:2403.11953 |
topological protection ensures stability of information and particle transport against perturbations. we explore experimentally and computationally the topologically protected transport of magnetic colloids above spatially inhomogeneous magnetic patterns, revealing that transport complexity can be encoded in both the d... | arxiv:2311.12165 |
the \ emph { canonical structures of the plane } are those that result, up to isomorphism, from the rings that have the form $ \ mathds { r } [ x ] / ( ax ^ 2 + bx + c ) $ with $ a \ neq 0 $. that ring is isomorphic to $ \ mathds { r } [ \ theta ] $, where $ \ theta $ is the equivalence class of x, which satisfies $ \ ... | arxiv:0707.0700 |
families of dark solitons exist in superfluid fermi gases. the energy - velocity dispersion and number of depleted particles completely determines the dynamics of dark solitons on a slowly - varying background density. for the unitary fermi gas we determine these relations from general scaling arguments and conservatio... | arxiv:1011.5337 |
this work studies the problem of high - dimensional data ( referred to as tensors ) completion from partially observed samplings. we consider that a tensor is a superposition of multiple low - rank components. in particular, each component can be represented as multilinear connections over several latent factors and na... | arxiv:2109.04022 |
we survey results concerning behavior of positivity of line bundles and possible vanishing theorems in positive characteristic. we also try to describe variation of positivity in mixed characteristic. these problems are very much related to behavior of strong semistability of vector bundles, which is another main topic... | arxiv:1301.4450 |
we discuss how to resolve generic skew - symmetric and generic symmetric determinantal singularities. the key ingredients are ( skew - ) symmetry preserving matrix operations in order to deduce an inductive argument. | arxiv:2308.01460 |
we extend the nonconforming trefftz virtual element method introduced in arxiv : 1805. 05634 to the case of the fluid - fluid interface problem, that is, a helmholtz problem with piecewise constant wave number. with respect to the original approach, we address two additional issues : firstly, we define the coupling of ... | arxiv:1811.01645 |
a distance oracle is a compact representation of the shortest distance matrix of a graph. it can be queried to approximate shortest paths between any pair of vertices. any distance oracle that returns paths of worst - case stretch ( 2k - 1 ) must require space $ \ omega ( n ^ { 1 + 1 / k } ) $ for graphs of n nodes. th... | arxiv:1201.2703 |
in the present paper we consider a general family of two dimensional wave equations which represents a great variety of linear and nonlinear equations within the framework of the transformations of equivalence groups. we have investigated the existence problem of point transformations that lead mappings between linear ... | arxiv:1811.07224 |
separating overlapped nuclei is a major challenge in histopathology image analysis. recently published approaches have achieved promising overall performance on nuclei segmentation ; however, their performance on separating overlapped nuclei is quite limited. to address the issue, we propose a novel multitask learning ... | arxiv:2109.15283 |
let f be a germ of holomorphic self - map of c ^ 2 at the origin o tangent to the identity, and with o as a non - dicritical isolated fixed point. a parabolic curve for f is a holomorphic f - invariant curve, with o on the boundary, attracted by o under the action of f. it has been shown that if the characteristic dire... | arxiv:math/0501537 |
frequency - domain unsteady lifting - line theory is better developed than its time - domain counterpart. to take advantage of this, this paper transforms time - domain kinematics to the frequency domain, performs a convolution and then returns the results back to the time - domain. it demonstrates how well - developed... | arxiv:2105.05679 |
quantum key distribution has made continuous progress over the last 20 years and is now commercially available. however, the secret key rates ( skr ) are still limited to a few mbps. here, we present a custom multipixel superconducting nanowire single - photon detectors and fast acquisition and real - time key distilla... | arxiv:2210.16126 |
with the aim of generating new constraints on the ozi suppressed couplings of chiral perturbation theory a set of six equations of the roy and steiner type for the $ s $ - and $ p $ - waves of the $ \ pi k $ scattering amplitudes is derived. the range of validity and the multiplicity of the solutions are discussed. pre... | arxiv:hep-ph/0310283 |
how do stars that are more massive than the sun form, and thus how is the stellar initial mass function ( imf ) established? such intermediate - and high - mass stars may be born from relatively massive pre - stellar gas cores, which are more massive than the thermal jeans mass. the turbulent core accretion model invok... | arxiv:1303.4343 |
we confirm and characterize the exoplanetary systems kepler - 445 and kepler - 446 : two mid - m dwarf stars, each with multiple, small, short - period transiting planets. kepler - 445 is a metal - rich ( [ fe / h ] = + 0. 25 $ \ pm $ 0. 10 ) m4 dwarf with three transiting planets, and kepler - 446 is a metal - poor ( ... | arxiv:1501.01305 |
we report a fully inclusive measurement of the flavour changing neutral current decay b - > s gamma in the energy range 1. 8 gev < e * < 2. 8 gev, covering 95 % of the total spectrum. using 140 fb ^ - 1 we obtain bf ( b - > s gamma ) = 3. 55 + / - 0. 32 + 0. 30 - 0. 31 + 0. 11 - 0. 07, where the errors are statistical,... | arxiv:hep-ex/0403004 |
nuclear physics can be applied in various ways to the study of neutron stars. this thesis reports on one such application, where the relativistic mean - field approximation has been employed to calculate the equations of state of matter in the neutron star interior. in particular the equations of state of nuclear and n... | arxiv:0806.0747 |
rovibrational energies, wave functions, and raman transition moments are reported for the lowest - energy states of the h $ _ 3 ^ + $ molecular ion including the magnetic couplings of the proton spins and molecular rotation in the presence of a weak external magnetic field. the rovibrational - hyperfine - zeeman hamilt... | arxiv:2410.19963 |
0 } } } + { \ frac { dl } { l _ { 1 } } } + { \ frac { dl } { l _ { 2 } } } + \ cdots = \ sum _ { i } { \ frac { dl } { l _ { i } } } } then, we can express the value as l 0 l i d l l d x = ln ( l i l 0 ) = ln ( 1 + ε e ) { \ displaystyle \ int _ { l _ { 0 } } ^ { l _ { i } } { \ frac { dl } { l } } \, dx = \ ln \ left... | https://en.wikipedia.org/wiki/Deformation_(engineering) |
in this paper, we construct a consistent non - parametric test for testing the equality of population medians for different samples when the observations in each sample are independent and identically distributed. this test can be further used to test the equality of unknown location parameters for different samples. t... | arxiv:2501.05136 |
free quantum field theories on curved backgrounds are discussed via three explicit examples : the real scalar field, the dirac field and the proca field. the first step consists of outlining the main properties of globally hyperbolic spacetimes, that is the class of manifolds on which the classical dynamics of all phys... | arxiv:1505.04298 |
we use homological perturbation machinery specific for the algebra category [ p. real. homological perturbation theory and associativity. homology, homotopy and applications vol. 2, n. 5 ( 2000 ) 51 - 88 ] to give an algorithm for computing the differential structure of a small 1 - - homological model for commutative d... | arxiv:math/0110331 |
the contextual multi - armed bandit ( mab ) is a widely used framework for problems requiring sequential decision - making under uncertainty, such as recommendation systems. in applications involving a large number of users, the performance of contextual mab can be significantly improved by facilitating collaboration a... | arxiv:2502.02079 |
accurate forecasting of renewable generation is crucial to facilitate the integration of res into the power system. focusing on pv units, forecasting methods can be divided into two main categories : physics - based and data - based strategies, with ai - based models providing state - of - the - art performance. howeve... | arxiv:2306.10356 |
nonequilibrium systems with large - scale fluctuations of a suitable system parameter are often effectively described by a superposition of two statistics, a superstatistics. here we illustrate this concept by analysing experimental data of fluctuations in atmospheric wind velocity differences at florence airport. | arxiv:cond-mat/0508257 |
designing verilog modules requires meticulous attention to correctness, efficiency, and adherence to design specifications. however, manually writing verilog code remains a complex and time - consuming task that demands both expert knowledge and iterative refinement. leveraging recent advancements in large language mod... | arxiv:2503.16514 |
an infinite game on the set of real numbers appeared in matthew baker ' s work [ math. mag. 80 ( 2007 ), no. 5, pp. 377 - - 380 ] in which he asks whether it can help characterize countable subsets of the reals. this question is in a similar spirit to how the banach - mazur game characterizes meager sets in an arbitrar... | arxiv:2408.14624 |
quantum considerations have led many theorists to believe that classical black hole physics is modified not just deep inside black holes but at { \ it horizon scales }, or even further outward. the near - horizon regime has just begun to be observationally probed for astrophysical black holes - - both by ligo, and by t... | arxiv:1605.05341 |
we present keck / deimos spectroscopy of resolved stars in the m31 satellites and xxviii & and xxix. we show that these are likely self - bound galaxies based on 18 and 24 members in and xxviii & and xxix, respectively. and xxviii has a systemic velocity of - 331. 1 + / - 1. 8 km / s and velocity dispersion of 4. 9 + /... | arxiv:1302.0848 |
the compositional dependence of the lowest direct and indirect band gaps in $ \ text { ge } _ { 1 - y } \ text { sn } _ { y } $ has been determined from room - temperature photoluminescence measurements. this technique is particularly attractive for a comparison of the two transitions because distinct features in the s... | arxiv:1406.0448 |
the role lattice qcd can play in $ b $ physics is surveyed. we include results for the decay constant, and discuss upcoming calculations of semileptonic form factors and neutral - meson mixing. together with experimental measurements, these calculations can determine the unitarity triangle. plenary talk presented at th... | arxiv:hep-ph/9310220 |
we provide a characterisation of the continuous - time markov models where the markov matrices from the model can be parameterised directly in terms of the associated rate matrices ( generators ). that is, each markov matrix can be expressed as the sum of the identity matrix and a rate matrix from the model. we show th... | arxiv:2105.03558 |
we investigate the effect of pauli non - locality in the heavy - ion optical potential on sub - barrier fusion reactions. the s \ ~ { a } o paulo potential, which takes into account the pauli non - locality and has been widely used in analyzing elastic scattering, has also recently been applied to heavy - ion fusion. h... | arxiv:0705.0771 |
heusler alloys based magnetic tunnel junctions can potentially provide high magnetoresistance, small damping and fast switching. here junctions with co2feal as a ferromagnetic electrode are fabricated by room temperature sputtering on si / sio2 substrates. the doping of boron in co2feal is found to have a large positiv... | arxiv:2211.12448 |
the author has recently introduced an abstract algebraic framework of analogical proportions within the general setting of universal algebra. this paper studies analogical proportions in the boolean domain consisting of two elements 0 and 1 within his framework. it turns out that our notion of boolean proportions coinc... | arxiv:2109.00388 |
we propose a roadmap for leveraging the tremendous opportunities the internet of things ( iot ) has to offer. we argue that the combination of the recent advances in service computing and iot technology provide a unique framework for innovations not yet envisaged, as well as the emergence of yet - to - be - developed i... | arxiv:2103.03043 |
lexical simplification ( ls ) aims to replace complex words in a given sentence with their simpler alternatives of equivalent meaning, to simplify the sentence. recently unsupervised lexical simplification approaches only rely on the complex word itself regardless of the given sentence to generate candidate substitutio... | arxiv:2006.14939 |
in this paper, we take a first step towards answering the question of how to design fair machine learning algorithms that are robust to adversarial attacks. using a minimax framework, we aim to design an adversarially robust fair regression model that achieves optimal performance in the presence of an attacker who is a... | arxiv:2211.04449 |
like the rsk correspondence for symmetric groups, garfinkle defined a domino correspondence for type $ \ mathrm { b } $ and $ \ mathrm { d } $ coxeter groups. similar to the knuth relations, taskin and pietraho give the plactic relations for the domino correspondence and bonnaf \ ' e use them to classify the cells for ... | arxiv:2312.14043 |
the time dependent schr \ " odinger equation for an electron passing through a semiconductor quantum ring of nonzero width is solved in the presence of a perpendicular homogenous magnetic field. we study the effects of the lorentz force on the aharonov - bohm oscillations. within the range of incident momentum for whic... | arxiv:cond-mat/0503268 |
mars today has no active volcanism and its atmosphere is oxidizing, dominated by the photochemistry of co2 and h2o. using a one - dimensional photochemical model, we consider whether plausible volcanic gas fluxes could have switched the redox - state of the past martian atmosphere to reducing conditions. in our model, ... | arxiv:2103.13012 |
dynamic and multimodal features are two important properties and widely existed in many real - world optimization problems. the former illustrates that the objectives and / or constraints of the problems change over time, while the latter means there is more than one optimal solution ( sometimes including the accepted ... | arxiv:2201.00523 |
we use accurate estimates of aluminium abundance provided as part of the apogee data release 17 and gaia early data release 3 astrometry to select a highly pure sample of stars with metallicity $ - 1. 5 \ lesssim { \ rm [ fe / h ] } \ lesssim 0. 5 $ born in - situ in the milky way proper. we show that the low - metalli... | arxiv:2203.04980 |
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