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to meet the requirements of real - world applications, it is essential to control generations of large language models ( llms ). prior research has tried to introduce reinforcement learning ( rl ) into controllable text generation while most existing methods suffer from overfitting issues ( finetuning - based methods )... | arxiv:2403.11558 |
we construct explicit canonical transformations producing non - abelian duals in principal chiral models with arbitrary group g. some comments concerning the extension to more general $ \ sigma $ - models, like wzw models, are given. | arxiv:hep-th/9503045 |
in this article, we will show the global wellposedness and scattering of the cubic defocusing nonlinear schr \ " odinger equation on waveguide $ \ mathbb { r } ^ 2 \ times \ mathbb { t } $ in $ h ^ 1 $. we first establish the linear profile decomposition in $ h ^ { 1 } ( \ mathbb { r } ^ 2 \ times \ mathbb { t } ) $ mo... | arxiv:1705.00954 |
due to noisy actuation and external disturbances, tuning controllers for high - speed flight is very challenging. in this paper, we ask the following questions : how sensitive are controllers to tuning when tracking high - speed maneuvers? what algorithms can we use to automatically tune them? to answer the first quest... | arxiv:2103.10698 |
using the app coronagraph of vlt / naco we searched for planetary mass companions around hd115892 and hd172555 in the thermal infrared at 4 micron. both objects harbor unusually luminous debris disks for their age and it has been suggested that small dust grains were produced recently in transient events ( e. g., a col... | arxiv:1106.4528 |
minimax optimization has been central in addressing various applications in machine learning, game theory, and control theory. prior literature has thus far mainly focused on studying such problems in the continuous domain, e. g., convex - concave minimax optimization is now understood to a significant extent. neverthe... | arxiv:2111.01262 |
we present and discuss a method to identify substructures in combined angular - redshift samples of galaxies within clusters. the method relies on the use of discrete wavelet transform ( hereafter dwt ) and has already been applied to the analysis of the coma cluster ( gambera et al. 1997 ). the main new ingredient of ... | arxiv:astro-ph/9908066 |
the present work is devoted to the study of faint be stars observed by corot in the fourth long run ( lra02 ). the astrophysical parameters were determined from the spectra observed with the vlt / flames instruments at eso. spectra were fitted with models of stellar atmospheres using our girfit package. spectra in the ... | arxiv:2307.06968 |
we build the wrapped fukaya category w ( e ) for any monotone symplectic manifold, convex at infinity. we define the open - closed and closed open - string maps. we study their algebraic properties and prove that the string maps are compatible with the eigenvalue splitting of w ( e ). we extend abouzaid ' s generation ... | arxiv:1201.5880 |
in an accompanying publication, the meerkat pulsar timing array ( mpta ) collaboration reports tentative evidence for the presence of a stochastic gravitational - wave background, following observations of similar signals from the european and indian pulsar timing arrays, nanograv, the parkes pulsar timing array and th... | arxiv:2412.01214 |
we propose in this paper a new paradigm for facial video compression. we leverage the generative capacity of gans such as stylegan to represent and compress a video, including intra and inter compression. each frame is inverted in the latent space of stylegan, from which the optimal compression is learned. to do so, a ... | arxiv:2207.04324 |
the long - lived electronic spin of the nitrogen - vacancy ( nv ) center in diamond is a promising quantum sensor for detecting nanoscopic magnetic and electric fields in a variety of experimental conditions. nevertheless, an outstanding challenge in improving measurement sensitivity is the poor signal - to - noise rat... | arxiv:2306.02966 |
anyons are quasiparticles with fractional statistics, bridging between fermions and bosons. we propose an experimental setup to measure the statistical angle of topological anyons emitted from a quantum point contact ( qpc ) source. the setup involves an droplet along a fractional quantum hall liquid edge, formed by de... | arxiv:2503.17008 |
the effects of the axial anomaly are suppressed at high temperatures due to screening effects in the quark - gluon plasma. if the suppression is nearly complete close to the chiral transition temperature, this can have consequences for the nature of the phase transition. the use of a chiral action such as domain wall f... | arxiv:1112.0364 |
a spectroscopic survey of previously - unstudied luyten half second proper motion stars has resulted in the discoveries of two new cool magnetic white dwarfs. one ( lhs 2273 ) is a routine da star, t = 6, 500k, with zeeman - split h alpha and h beta, for which a simple model suggests a polar field strength of 18. 5 mg ... | arxiv:astro-ph/0012274 |
we present stellar age determinations for 4661 red giant branch stars in the apo - k2 catalog, derived using mass estimates from k2 asteroseismology from the k2 galactic archaeology program and elemental abundances from the apache point galactic evolution experiment survey. our sample includes 17 of the 19 fields obser... | arxiv:2403.16250 |
low - scale supersymmetry breaking in string motivated theories implies the presence of o ( 100 ) tev scale moduli, which generically lead to a significant modification of the history of the universe prior to big bang nucleosynthesis. such an approach implies a non - thermal origin for dark matter resulting from scalar... | arxiv:1108.5178 |
identification of boosted, hadronically - decaying top quarks is a problem of central importance for physics goals of the large hadron collider. we present a theoretical analysis of top quark tagging, establishing zeroth - order, minimal assumptions that should be satisfied by any purported top - tagged jet, like exist... | arxiv:2411.00104 |
we present deep 1. 2 millimeter photometry of 37 stars in the young ( 5 myr ) upper scorpius ob association, sensitive to ~ 4 x 10 ^ - 3 mjup of cool millimeter dust. disks around four low - and solar - mass stars are detected, as well as one debris disk around an intermediate mass star, with dust masses ranging from 3... | arxiv:1111.0101 |
we introduce a novel methodology for establishing the presence of standing accretion shock instabilities ( sasi ) in the dynamics of a core collapse supernova from the observed neutrino event rate at water - or ice - based neutrino detectors. the methodology uses a likelihood ratio in the frequency domain as a test - s... | arxiv:1911.10656 |
in this work, we explore links between natural homology and persistent homology for the classification of directed spaces. the former is an algebraic invariant of directed spaces, a semantic model of concurrent programs. the latter was developed in the context of topological data analysis, in which topological properti... | arxiv:2305.03357 |
in this paper we propose a wavelet - based methodology for estimation and variable selection in partially linear models. the inference is conducted in the wavelet domain, which provides a sparse and localized decomposition appropriate for nonparametric components with various degrees of smoothness. a hierarchical bayes... | arxiv:1609.07233 |
let $ s _ k $ be the space of holomorphic cusp forms of weight $ k $ with respect to $ sl _ 2 ( \ mathbb { z } ) $. let $ f \ in s _ k $ be a normalized hecke eigenform, $ l _ f ( s ) $ the $ l $ - function attached to the form $ f $. in this paper we consider the distribution of zeros of $ l _ f ( s ) $ in the strip $... | arxiv:1310.0765 |
we study efficient importance sampling techniques for particle filtering ( pf ) when either ( a ) the observation likelihood ( ol ) is frequently multimodal or heavy - tailed, or ( b ) the state space dimension is large or both. when the ol is multimodal, but the state transition pdf ( stp ) is narrow enough, the optim... | arxiv:0805.0053 |
a theory of nonlinear signal propagation in multi - span wavelength division multiplexed coherent transmission systems that employ the semiconductor optical amplifier as in - line amplifiers is presented for the first time. the rigorous derivation, based on time - domain first - order perturbation theory, is developed ... | arxiv:1711.06108 |
alzheimer ' s disease and frontotemporal dementia are common forms of neurodegenerative dementia. behavioral alterations and cognitive impairments are found in the clinical courses of both diseases and their differential diagnosis is sometimes difficult for physicians. therefore, an accurate tool dedicated to this diag... | arxiv:2211.14096 |
abstract end - to - end text - to - speech ( tts ) systems has proved its great success in the presence of a large amount of high - quality training data recorded in anechoic room with high - quality microphone. another approach is to use available source of found data like radio broadcast news. we aim to optimize the ... | arxiv:2004.09607 |
we report a measurement of dressed - spin effects of polarized 3he atoms from a cold atomic source traversing a region of constant magnetic field b0 and a transverse oscillatory dressing field bd cos ( omega * t ). the observed effects are compared with a numerical simulation using the bloch equation as well as a calcu... | arxiv:nucl-ex/0703029 |
– 182. ) the gay science public domain audiobook at librivox | https://en.wikipedia.org/wiki/The_Gay_Science |
we show that in any harmonic space, the eigenvalue spectra of the laplace operator on small geodesic spheres around a given point determine the norm $ | \ nabla r | $ of the covariant derivative of the riemannian curvature tensor in that point. in particular, the spectra of small geodesic spheres in a harmonic space de... | arxiv:1001.1611 |
high - energy proton - and deuteron - nucleus collisions provide an excellent tool for studying a wide array of physics effects, including modifications of parton distribution functions in nuclei, gluon saturation, and color neutralization and hadronization in a nuclear environment, among others. all of these effects a... | arxiv:1310.4793 |
in this paper we present an architecture that enables the redesign of large - scale quantum circuits on quantum hardware based on the entangling quantum generative adversarial network ( eq - gan ). specifically, by prepending a random quantum circuit module to the standard eq - gan framework, we extend its capability f... | arxiv:2412.20893 |
we propose a scheme of multipartite entanglement distillation driven by a complementary pair of stabilizer measurements, to distill directly a wider range of states beyond the stabilizer code states ( such as the greenberger - horne - zeilinger states ). we make our idea explicit by constructing a recurrence protocol f... | arxiv:quant-ph/0506092 |
galaxy - scale strong lenses in galaxy clusters provide a unique tool to investigate their inner mass distribution and the sub - halo density profiles in the low - mass regime, which can be compared with the predictions from cosmological simulations. we search for galaxy - galaxy strong - lensing systems in hst multi -... | arxiv:2303.00769 |
the recent fit of cosmological parameters by the dark energy spectroscopic instrument ( desi ) collaboration will have a significant impact on our understanding of the universe. given its importance, we conduct several consistency checks and draw conclusions from the fit. specifically, we focus on the following key iss... | arxiv:2409.19577 |
neutrinos are the only particles in the standard model of particle physics that have only been observed with left handed chirality to date. if right handed neutrinos exist, they would not only explain the observed neutrino oscillations, but could also be responsible for several phenomena in cosmology, including the bar... | arxiv:1510.07883 |
in this paper, we present a simple model of scale - free networks that incorporates both preferential & random attachment and anti - preferential & random deletion at each time step. we derive the degree distribution analytically and show that it follows a power law with the degree exponent in the range of ( 2, infinit... | arxiv:physics/0409061 |
new bivariate griffiths polynomials of $ q $ - racah type are introduced and characterized. they generalize the polynomials orthogonal on the multinomial distribution introduced by r. griffiths fifty years ago. they also correspond to a $ q $ - deformation of the griffiths polynomials of racah type introduced previousl... | arxiv:2407.17016 |
we present preliminary results of grating observations of yy mensae and v824 arae by chandra and xmm - newton. spectral features are presented in the context of the emission measure distributions, the coronal abundances, and plasma electron densities. in particular, we observe a coronal n / c enhancement in yy men beli... | arxiv:astro-ph/0310032 |
we construct an example of blow - up in a flow of min - plus linear operators arising as solution operators for a hamilton - jacobi equation with a hamiltonian of the form | p | ^ alpha + u ( x, t ), where alpha > 1 and the potential u ( x, t ) is uniformly bounded together with its gradient. the construction is based ... | arxiv:math/0312395 |
vine copulas ( or pair - copula constructions ) have become an important tool for high - dimensional dependence modeling. typically, so called simplified vine copula models are estimated where bivariate conditional copulas are approximated by bivariate unconditional copulas. we present the first non - parametric estima... | arxiv:1603.01424 |
this work summarises some of the attempts to explain the phenomenon of dark energy as an effective description of complex gravitational physics and the proper interpretation of observations. cosmological backreaction has been shown to be relevant for observational ( precision ) cosmology, nevertheless no convincing exp... | arxiv:1003.3026 |
trajectory analysis is essential in many applications. in this paper, we address the problem of representing motion trajectories in a highly informative way, and consequently utilize it for analyzing trajectories. our approach first leverages the complete information from given trajectories to construct a thermal trans... | arxiv:1609.03058 |
we give two proofs that the 3 - torus is not weakly d - congruent to the connected sum of three s ^ 1xs ^ 2 ' s, if d > 2. we study how cohomology ring structure relates to weak congruence. we give an example of three 3 - - manifolds which are weakly 5 - congruent but are not 5 - congruent. | arxiv:0711.2673 |
nickel ( ii ) oxide, nio, a wide band gap mott insulator characterized by strong coulomb repulsion between d - electrons and displaying antiferromagnetic order at room temperature, has gained attention in recent years as a very promising candidate for applications in a broad set of areas, including chemistry and metall... | arxiv:2402.01437 |
we provide an abstract variational existence and uniqueness result for multi - valued, monotone, non - coercive stochastic evolution inclusions in hilbert spaces with general additive and wiener multiplicative noise. as examples we discuss certain singular diffusion equations such as the stochastic 1 - laplacian evolut... | arxiv:1112.5672 |
. 3 mb $ and $ 74. 7 \ pm 1. 7 mb $ respectively, and with atlas values $ 71. 3 \ pm 0. 9 mb $ and $ 71. 7 \ pm 0. 7mb $ respectively. the predictions at $ 546 gev $ and $ 1800 gev $ also agree with $ \ bar { p } p $ experimental results of abe et al \ cite { abe } at $ 546 gev $ and $ 1800 gev $. the model yields for ... | arxiv:1602.03627 |
we investigate the medium modification of a partonic jet shower traversing in a hot quark - gluon plasma. we derive and solve a differential equation that governs the evolution of the radiated gluon spectrum as the jet propagates through the medium. energy contained inside the jet cone is lost by dissipation through el... | arxiv:1012.5280 |
we propose a novel benchmark environment for safe reinforcement learning focusing on aquatic navigation. aquatic navigation is an extremely challenging task due to the non - stationary environment and the uncertainties of the robotic platform, hence it is crucial to consider the safety aspect of the problem, by analyzi... | arxiv:2112.10593 |
inflationary era of our universe can be characterized as semi - classical because it can be described in the context of four - dimensional einsteins ' s gravity involving quantum corrections. these string motivated corrections originate from quantum theories of gravity such as superstring theories and include higher gr... | arxiv:2107.09457 |
the sudden widespread menace created by the present global pandemic covid - 19 has had an unprecedented effect on our lives. man - kind is going through humongous fear and dependence on social media like never before. fear inevitably leads to panic, speculations, and the spread of misinformation. many governments have ... | arxiv:2010.06906 |
we propose a model with a compensating scalar field whose back reaction to the cosmological curvature cancels possible vacuum energy density down to the terms of the order of the time dependent critical energy density. thus the model simultaneously solves the mystery of the compensation of vacuum energy with the accura... | arxiv:astro-ph/0307442 |
the structural and elastic properties of orthorhombic black phosphorus have been investigated using first - principles calculations based on density functional theory. the structural parameters have been calculated using the local density approximation ( lda ), the generalized gradient approximation ( gga ), and with s... | arxiv:1211.3512 |
} $, does an $ ( e, e ) $ - crossword exist ( of any size )? " | arxiv:1411.5437 |
we present star ' s measurement of the $ e ^ { + } e ^ { - } $ continuum as a function of centrality, invariant mass, and transverse momentum for u + u collisions at $ \ sqrt { s _ { nn } } $ = 193 gev. also reported are the acceptance - corrected $ e ^ { + } e ^ { - } $ invariant mass spectra for minimum - bias au + a... | arxiv:1612.05484 |
origin - destination integer multicommodity flow problems differ from classic multicommodity models in that each commodity has one source and one sink, and each commodity must be routed along a single path. a new invisible - hand heuristic that mimics economic markets ' behavior is presented and tested on large - scale... | arxiv:2007.06693 |
lyric - to - melody generation is an important task in songwriting, and is also quite challenging due to its unique characteristics : the generated melodies should not only follow good musical patterns, but also align with features in lyrics such as rhythms and structures. these characteristics cannot be well handled b... | arxiv:2208.05697 |
in large - scale uav swarms, dynamically executing machine learning tasks can pose significant challenges due to network volatility and the heterogeneous resource constraints of each uav. traditional approaches often rely on centralized orchestration to partition tasks among nodes. however, these methods struggle with ... | arxiv:2503.16146 |
polarized color photography provides both visual textures and object surficial information in one single snapshot. however, the use of the directional polarizing filter array causes extremely lower photon count and snr compared to conventional color imaging. thus, the feature essentially leads to unpleasant noisy image... | arxiv:2207.00215 |
we present galaxai - a versatile machine learning toolbox for efficient and interpretable end - to - end analysis of spacecraft telemetry data. galaxai employs various machine learning algorithms for multivariate time series analyses, classification, regression and structured output prediction, capable of handling high... | arxiv:2108.01407 |
spin waves, the collective excitations of the magnetic order parameter, and magnons, the associated quasiparticles, are envisioned as possible data carriers in future wave - based computing architectures. on the road towards spin - wave computing, the development of a diode - like device capable of transmitting spin wa... | arxiv:1912.09735 |
the metal - hydride - based topochemical reduction process has produced novel thermodynamically unstable phases across various transition metal oxide series with unusual crystal structures and non - trivial ground states. here, by such an oxygen ( de - ) intercalation method we synthesis a novel samarium nickelate with... | arxiv:2308.02855 |
many risk - sensitive applications require machine learning ( ml ) models to be interpretable. attempts to obtain interpretable models typically rely on tuning, by trial - and - error, hyper - parameters of model complexity that are only loosely related to interpretability. we show that it is instead possible to take a... | arxiv:2004.11170 |
the advantages of angular differential imaging ( adi ) has been previously untested in imaging the host galaxies of damped lyman alpha ( dla ) systems. in this pilot study, we present the first application of adi to directly imaging the host galaxy of the dla seen towards the quasar j1431 + 3952. k - band imaging of th... | arxiv:1609.00384 |
it is proven that any spherically symmetric spacetime that possesses a compact cauchy surface $ \ sigma $ and that satisfies the dominant - energy and non - negative - pressures conditions must have a finite lifetime in the sense that all timelike curves in such a spacetime must have a length no greater than $ 10 \ max... | arxiv:gr-qc/9409011 |
let $ l $ be an $ n $ - component link ( $ n > 1 $ ) with pairwise nonzero linking numbers in a rational homology $ 3 $ - sphere $ y $. assume the link complement $ x : = y \ setminus \ nu ( l ) $ has nondegenerate thurston norm. in this paper, we study when a thurston norm - minimizing surface $ s $ properly embedded ... | arxiv:1906.08458 |
we present a model - independent anatomy of the $ \ delta f = 2 $ transitions $ k ^ 0 - \ bar k ^ 0 $, $ b _ { s, d } - \ bar b _ { s, d } $ and $ d ^ 0 - \ bar d ^ 0 $ in the context of the standard model effective field theory ( smeft ). we present two master formulae for the mixing amplitude $ \ big [ m _ { 12 } \ b... | arxiv:2009.07276 |
after an introduction to the sequential version of form and the mechanisms behind it we report on the status of our ongoing project of its parallelization. an analysis of the parallel platforms used is given and the structure of a parallel prototype of form is explained. | arxiv:hep-ph/9906426 |
we address the discrepancy between the rosenbluth and polarization transfer data for the electromagnetic form factors of the nucleon. assuming that the effect of two - photon corrections on the polarization transfer data is negligible, we obtain a model - independent estimate of the two - photon correction delta ^ ( 2 ... | arxiv:0705.3385 |
noncommutative field theories on moyal spaces can be conveniently handled within a framework of noncommutative geometry. several renormalisable matter field theories that are now identified are briefly reviewed. the construction of renormalisable gauge theories on these noncommutative moyal spaces, which remains so far... | arxiv:0708.2471 |
we analyze the relation between the lagrangian and hamiltonian brst symmetry generators for a recently proposed two - dimensional symmetry. in particular it is shown that this symmetry may be obtained from a canonical transformation in the ghost sector in a gauge independent way. | arxiv:hep-th/0005203 |
we present a brief summary of recent results concerning the unambiguous definition and experimental extraction of the gauge - invariant and process - independent neutrino charge radius. | arxiv:hep-ph/0210312 |
embedding learning is an important technique in deep recommendation models to map categorical features to dense vectors. however, the embedding tables often demand an extremely large number of parameters, which become the storage and efficiency bottlenecks. distributed training solutions have been adopted to partition ... | arxiv:2208.06399 |
we study the codimension - two bifurcations exhibited by a recently - developed sir - type mathematical model for the spread of covid - 19, as its two main parameters - - the susceptible individuals ' cautiousness level and the hospitals ' bed - occupancy rate - - vary over their domains. we use auto to generate the mo... | arxiv:2307.08892 |
recently, a perturbative model of non - linear fiber propagation in uncompensated optical transmission systems has been proposed, called gn - model [ 1 ]. here, an extended and more detailed version of the gn - model derivation [ 1 ] is reported, providing deeper insight into the model. some straightforward generalizat... | arxiv:1209.0394 |
multi - agent reinforcement learning ( marl ) methods often suffer from high sample complexity, limiting their use in real - world problems where data is sparse or expensive to collect. although latent - variable world models have been employed to address this issue by generating abundant synthetic data for marl traini... | arxiv:2304.06011 |
this paper presents the tracking approach for deriving detectably recoverable ( and thus also durable ) implementations of many widely - used concurrent data structures. such data structures, satisfying detectable recovery, are appealing for emerging systems featuring byte - addressable non - volatile main memory ( nvr... | arxiv:1905.13600 |
a network control system ( ncs ) consists of control components that interact with the plant over a shared network. the system dynamics of a ncs could be subject to noise arising from randomness in the times at which the data is transmitted over the network, corruption of the transmitted data by the communication netwo... | arxiv:1704.00236 |
we consider the production of a vector boson ( $ z $, $ w ^ \ pm $ or $ \ gamma ^ * $ ) at next - to - next - to - leading order in the strong coupling constant $ \ alpha _ { \ rm s } $. we impose a transverse - momentum cutoff, $ q _ { \ rm t } ^ { \ rm cut } $, on the vector boson produced in the $ qg $ - initiated c... | arxiv:2012.10538 |
fifth generation ( 5g ) technology is an emerging and fast adopting technology which is being utilized in most of the novel applications that require highly reliable low - latency communications. it has the capability to provide greater coverage, better access, and best suited for high density networks. having all thes... | arxiv:2207.10510 |
in this paper, we develop a theory about the relationship between invariant and equivariant maps with regard to a group $ g $. we then leverage this theory in the context of deep neural networks with group symmetries in order to obtain novel insight into their mechanisms. more precisely, we establish a one - to - one r... | arxiv:2409.16922 |
the leading and the subleading landau singularities in affine toda field theories are examined in some detail. formulae describing the subleading simple pole structure of box diagrams are given explicitly. this leads to a new and nontrivial test of the conjectured exact s - matrices for these theories. we show that to ... | arxiv:hep-th/9207025 |
although existing techniques have proposed automated approaches to alleviate the path explosion problem of symbolic execution, users still need to optimize symbolic execution by applying various searching strategies carefully. as existing approaches mainly support only coarse - grained global searching strategies, they... | arxiv:2304.07204 |
the substrate temperature required for synthesis of graphene in an arc discharge plasma was studied. it was shown that an increase of copper substrate temperature up to the melting point leads to an increase in the amount of graphene production and the quality of graphene sheets. favorable range of substrate temperatur... | arxiv:1503.04083 |
the paper investigates the fundamental convergence properties of sharpness - aware minimization ( sam ), a recently proposed gradient - based optimization method [ foret et al., 2021 ] that significantly improves the generalization of deep neural networks. the convergence properties, including the stationarity of accum... | arxiv:2401.08060 |
data - driven tools are increasingly used to make consequential decisions. they have begun to advise employers on which job applicants to interview, judges on which defendants to grant bail, lenders on which homeowners to give loans, and more. in such settings, different data - driven rules result in different decision... | arxiv:2212.13995 |
we consider visual domains in which a class label specifies the content of an image, and class - irrelevant properties that differentiate instances constitute the style. we present a domain - independent method that permits the open - ended recombination of style of one image with the content of another. open ended sim... | arxiv:1810.00110 |
using high frame - rate ultrasound and high sensitivity motion tracking, we recently showed that shear waves sent to the ex vivo porcine brain develop into shear shock waves with destructive local accelerations inside the brain which may be a key mechanism behind deep traumatic brain injuries. direct measurement of bra... | arxiv:2104.11911 |
grading system where the highest grade of a typical class can be as low as 60 % ( c - ). there are studies that suggest a direct correlation between reduced social mobility and differences unique to the chilean higher education system. = = see also = = british undergraduate degree classification british degree abbrevia... | https://en.wikipedia.org/wiki/Bachelor_of_Science |
the primary results of most observations of cosmic microwave background ( cmb ) anisotropy are estimates of the angular power spectrum averaged through some broad band, called band - powers. these estimates are in turn what are used to produce constraints on cosmological parameters due to all cmb observations. essentia... | arxiv:astro-ph/9902046 |
self - organized criticality can be translated into the language of absorbing state phase transitions. most models for which this analogy is established have been investigated for their absorbing state characteristics. in this article, we transform the self - organized critical oslo model into an absorbing state oslo m... | arxiv:cond-mat/0405454 |
we extend the notion of rauzy induction of interval exchange transformations to the case of toral $ \ mathbb { z } ^ 2 $ - rotation, i. e., $ \ mathbb { z } ^ 2 $ - action defined by rotations on a 2 - torus. if $ \ mathcal { x } _ { \ mathcal { p }, r } $ denotes the symbolic dynamical system corresponding to a partit... | arxiv:1906.01104 |
recent theoretical developments to calculate cross sections of hadronic objects in the high energy limit are summarised and experimental attempts to establish the need for new qcd effects connected with a resummation of small hadron momentum fractions x are reviewed. the relation between small - $ x $ parton dynamics a... | arxiv:hep-ph/0111232 |
six $ c $ - even states, denoted as $ x $, with quantum numbers $ j ^ { pc } = 0 ^ { - + } $, $ 1 ^ { \ pm + } $, or $ 2 ^ { \ pm + } $, are searched for via the $ e ^ + e ^ - \ to \ gamma d _ { s } ^ { \ pm } d _ { s } ^ { * \ mp } $ process using $ ( 1667. 39 \ pm8. 84 ) ~ \ mathrm { pb } ^ { - 1 } $ of $ e ^ + e ^ -... | arxiv:2404.02033 |
. ion, electron pulsed arc, spark, friction and induction. [ ref : r. chattopadhyay : advanced thermally assisted surface engineering processes, springer, new york, usa, 2004 ] it is estimated that loss due to wear and corrosion in the us is approximately $ 500 billion. in the us, there are around 9524 establishments (... | https://en.wikipedia.org/wiki/Surface_engineering |
we propose a novel design of a laboratory search for axions based on photon regeneration with superconducting rf cavities. our particular setup uses a toroid as a region of confined static magnetic field, while production and detection cavities are positioned in regions of vanishing external field. this permits cavity ... | arxiv:1904.07245 |
in jet quenching, a hard qcd parton, before fragmenting into a jet of hadrons, deposits a fraction of its energy in the medium, leading to suppressed production of high - $ p _ t $ hadrons. assuming that the deposited energy quickly thermalizes, we simulate the subsequent hydrodynamic evolution of the qgp fluid. explic... | arxiv:0705.1059 |
existence of stationary solutions to the coagulation - fragmentation equation is shown when the coagulation kernel $ k $ and the overall fragmentation rate $ a $ are given by $ k ( x, y ) = x ^ \ alpha y ^ \ beta + x ^ \ beta y ^ \ alpha $ and $ a ( x ) = x ^ \ gamma $, respectively, with $ 0 \ le \ alpha \ le \ beta \... | arxiv:1904.01868 |
in the present paper we begin studies on the large time asymptotic behavior for solutions of the cauchy problem for the novikov - - veselov equation ( an analog of kdv in 2 + 1 dimensions ) at positive energy. in addition, we are focused on a family of reflectionless ( transparent ) potentials parameterized by a functi... | arxiv:1010.2897 |
shack hartmann wavefront sensor is a two dimensional array of lenslets which is used to detect the incoming phase distorted wavefront through local tilt measurements made by recording the spot pattern near the focal plane. wavefront reconstruction is performed in two stages - ( a ) image centroiding to calculate local ... | arxiv:0910.3386 |
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