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##ians, monetarists, new classical and new keynesian economists, a synthesis emerged by the 2000s, often given the name the new neoclassical synthesis. it integrated the rational expectations and optimizing framework of the new classical theory with a new keynesian role for nominal rigidities and other market imperfect... | https://en.wikipedia.org/wiki/Economics |
the analysis of the output from a large scale computer simulation experiment can pose a challenging problem in terms of size and computation. we consider output in the form of simulated crop yields from the environmental policy integrated climate ( epic ) model, which requires a large number of inputs such as fertilise... | arxiv:2109.10208 |
thermal energy storage ( tes ) is increasingly recognized as an essential component of efficient combined heat and power ( chp ), concentrated solar power ( csp ), heating ventilation and air conditioning ( hvac ), and refrigeration as it reduces peak demand while helping to manage intermittent availability of energy (... | arxiv:2009.10712 |
topic models are valuable for understanding extensive document collections, but they don ' t always identify the most relevant topics. classical probabilistic and anchor - based topic models offer interactive versions that allow users to guide the models towards more pertinent topics. however, such interactive features... | arxiv:2311.09438 |
automated detection and segmentation of pulmonary nodules on lung computed tomography ( ct ) scans can facilitate early lung cancer diagnosis. existing supervised approaches for automated nodule segmentation on ct scans require voxel - based annotations for training, which are labor - and time - consuming to obtain. in... | arxiv:1707.01086 |
in his previous papers ( math. res. letters 7 ( 2000 ), 123 - - 13 ; math. res. letters 8 ( 2001 ), 429 - - 435 ; moscow math. j. 2 ( 2002 ), issue 2, 403 - 431 ) the author proved that in characteristic $ \ ne 2 $ the jacobian $ j ( c ) $ of a hyperelliptic curve $ c : y ^ 2 = f ( x ) $ has only trivial endomorphisms ... | arxiv:math/0301177 |
we develop a cluster dynamical mean field theory of the periodic anderson model in three dimensions, taking a cluster of two sites as a basic reference frame. the mean field theory displays the basic features of the doniach phase diagram : a paramagnetic fermi liquid state, an antiferromagnetic state and a transition b... | arxiv:cond-mat/0702559 |
distributed control systems require high reliability and availability guarantees despite often being deployed at the edge of network infrastructure. edge computing resources are less secure and less reliable than centralized resources in data centers. replication and consensus protocols improve robustness to network fa... | arxiv:2402.12577 |
a common issue when analyzing real - world complex systems is that the interactions between the elements often change over time : this makes it difficult to find optimal models that describe this evolution and that can be estimated from data, particularly when the driving mechanisms are not known. here we offer a new p... | arxiv:2007.15545 |
in this paper we define an intrinsic notion of principal for the hypoelliptic calculus on heisenberg manifolds. more precisely, the principal symbol of a \ psivdo appears as a homogeneous section over the linear dual of the tangent lie algebra bundle of the manifold. this definition is an important step towards using g... | arxiv:math/0504048 |
security proof of practical quantum key distribution ( qkd ) has attracted a lot of attentions in recent years. most of real - life qkd implementations are based on phase - coding bb84 protocol, which usually uses unbalanced mach - zehnder interferometer ( umzi ) as the information coder and decoder. however, the long ... | arxiv:0911.2938 |
we give a combinatorial characterization of the identities holding in the semiring of all upper triangular boolean $ n \ times n $ - matrices and apply the characterization to computational complexity of identity checking, finite axiomatizability of equational theories, and algebraic descriptions of certain classes of ... | arxiv:2412.16113 |
we construct a physics - agnostic approach to the neutron star ( ns ) equation of state ( eos ) based on a sound speed model, which connects both low - density information from nuclear theory and high - density constraints from perturbative qcd ( pqcd ). using this approach, we study the impact of pqcd calculations on ... | arxiv:2204.14039 |
we investigate the prospects for indirect detection of right - handed sneutrino dark matter at the icecube neutrino telescope in a $ u ( 1 ) _ { b - l } $ extension of the mssm. the capture and annihilation of sneutrinos inside the sun reach equilibrium, and the flux of produced neutrinos is governed by the sneutrino -... | arxiv:0907.1486 |
we consider the relativistic scattering of unequal - mass scalar particles through graviton exchange in the small - angle high - energy regime. we show the self - consistency of expansion around the eikonal limit and compute the scattering amplitude up to the next - to - leading power correction of the light particle e... | arxiv:1308.5204 |
topological invariants are conventionally known to be responsible for protection of extended states against disorder. a prominent example is the presence of topologically protected extended - states in two - dimensional ( 2d ) quantum hall systems as well as on the surface of three - dimensional ( 3d ) topological insu... | arxiv:1212.5598 |
the problem of the low - energy highly - anharmonic quantum dynamics of isolated impurities in solids is addressed by using path - integral monte carlo simulations. interstitial oxygen in silicon is studied as a prototypical example showing such a behavior. the assignment of a " geometry " to the defect is discussed. d... | arxiv:cond-mat/9607115 |
3d sensing for monocular in - the - wild images, e. g., depth estimation and 3d object detection, has become increasingly important. however, the unknown intrinsic parameter hinders their development and deployment. previous methods for the monocular camera calibration rely on specific 3d objects or strong geometry pri... | arxiv:2306.10988 |
in this paper, we consider two systems of type rao - nakra sandwich beam in the whole line r with a frictional damping or an infinite memory acting on the euler - bernoulli equation. when the speeds of propagation of the two wave equations are equal, we show that the solutions do not converge to zero when time goes to ... | arxiv:2201.05881 |
the solution of systems of linear ( ized ) equations lies at the heart of many problems in scientific computing. in particular for systems of large dimension, iterative methods are a primary approach. stationary iterative methods are generally based on a matrix splitting, whereas for polynomial iterative methods such a... | arxiv:2412.01554 |
it has been an open problem to identify classes of gibbs measures less regular then h \ " older continuous on the full shift which are closed under factor maps. in this article we show that in fact all of the classical uniqueness regimes ( bowen, walters, and h \ " older ) from thermodynamic formalism are closed under ... | arxiv:1905.03803 |
we study the analytic behaviour of adelic versions of igusa integrals given by integer polynomials defining elliptic curves. by applying results on the meromorphic continuation of symmetric power l - functions and the sato - tate conjectures we prove that these global igusa zeta functions have some meromorphic continua... | arxiv:1509.04835 |
let f be a transcendental entire function in the eremenko - lyubich class b. we give a lower bound for the hausdorff dimension of the julia set of f that depends on the growth of f. this estimate is best possible and is obtained by proving a more general result concerning the size of the escaping set of a function with... | arxiv:0807.2363 |
using g - structure language, a systematic, iterative formalism for computing neccessary and sufficient conditions for the existence of n arbitrary linearly independent killing spinors is presented. the key organisational tool is the common isotropy group of the killing spinors. the formalism is illustrated for configu... | arxiv:hep-th/0408203 |
linear nonautonomous / random parabolic partial differential equations are considered under the dirichlet, neumann or robin boundary conditions, where both the zero order coefficients in the equation and the coefficients in the boundary conditions are allowed to depend on time. the theory of the principal spectrum / pr... | arxiv:1708.06533 |
critical fluctuations of some order parameter describing a fluid generates long - range forces between boundaries. here, we discuss fluctuation - induced forces associated to a disordered landau - ginzburg model defined in a $ d $ - dimensional slab geometry $ \ mathbb r ^ { d - 1 } \ times [ 0, l ] $. in the model the... | arxiv:2201.07400 |
by applying the basic concept of the density matrix in an open quantum system and modification of quantum mechanics, we derive kossakowski - lindblad equation and different properties of this equation are reviewed. next, a pedagogical approach is used to present ramsey ' s trick for linear modification of the quantum m... | arxiv:1808.10244 |
we present revel, a partially neural reinforcement learning ( rl ) framework for provably safe exploration in continuous state and action spaces. a key challenge for provably safe deep rl is that repeatedly verifying neural networks within a learning loop is computationally infeasible. we address this challenge using t... | arxiv:2009.12612 |
based on high quality observations of multiplet v1 of oii and the nlte atomic computations of oii we study the density and temperature of a sample of hii regions. we find that the signature for oxygen rich clumps of high density and low temperature is absent in all objects of our sample : one extragalactic and eight ga... | arxiv:1310.0089 |
various string theory realizations of three - dimensional gauge theories relate them to gravitational instantons, nahm equations and monopoles. we use this correspondence to model self - dual gravitational instantons of $ d _ k $ - type as moduli spaces of singular monopoles, find their twistor spaces and metrics. | arxiv:hep-th/9807237 |
quantum measurements affect the state of the observed systems via back - action. while projective measurements extract maximal classical information, they drastically alter the system. in contrast, weak measurements balance information extraction with the degree of disturbance. considering the prevalent use of projecti... | arxiv:2411.03979 |
in this paper, we prove a sanov - type large deviation principle for the sequence of empirical measures of vectors chosen uniformly at random from an orlicz ball. from this level - $ 2 $ large deviation result, in a combination with gibbs conditioning, entropy maximization and an orlicz version of the poincar \ ' e - m... | arxiv:2111.04691 |
the notion of ` pseudo algebraically closed ( pac ) extensions ' is a generalization of the classical notion of pac fields. it was originally motivated by hilbert ' s tenth problem, and recently had new applications. in this work we develop a basic machinery to study pac extensions. this machinery is based on a general... | arxiv:0806.3851 |
hirota ' s bilinear method ( " direct method " ) has been very effective in constructing soliton solutions to many integrable equations. the construction of one - and two - soliton solutions is possible even for non - integrable bilinear equations, but the existence of a generic three - soliton solution imposes severe ... | arxiv:1210.4708 |
we report on some recent progress in understanding heterotic flux compactifications, from a worldsheet perspective mainly. we consider local models consisting in torus fibration over warped eguchi - hanson space and non - k \ " ahler resolved conifold geometries. we analyze the supergravity solutions and define a doubl... | arxiv:1109.1534 |
in the loop approach to quantum gravity the spectra of operators corresponding to such geometrical quantities as length, area and volume become quantized. however, the size of arising quanta of geometry in planck units is not fixed by the theory itself : a free parameter, sometimes referred to as immirzi parameter, is ... | arxiv:gr-qc/9902015 |
we study the effects of fermiophobic scalar / pseudo - scalar oblique corrections on bound state energy levels in muonic atoms. to make the treatment sufficiently general we will consider unparticle scalars / pseudo - scalars which couple only to photons. we derive the relevant vacuum polarization functions and comment... | arxiv:0906.4379 |
the task of generating natural images from 3d scenes has been a long standing goal in computer graphics. on the other hand, recent developments in deep neural networks allow for trainable models that can produce natural - looking images with little or no knowledge about the scene structure. while the generated images o... | arxiv:1809.04696 |
in this paper, we prove two improved versions of the finiteness principle for nonnegative $ c ^ 2 ( \ mathbb { r } ^ 2 ) $ interpolation, previously proven by fefferman, israel, and luli. the first version sharpens the finiteness constant to $ 64 $, and the second version carries better computational practicality. alon... | arxiv:1901.09876 |
based on a combined charge and vector spin transport theory capable of imaging noncollinear magnetic textures on surfaces with spin - polarized scanning tunneling microscopy ( sp - stm ), the high - resolution tunneling electron charge and coupled spin transport properties of a variety of n \ ' eel - and bloch - type s... | arxiv:1804.09096 |
a graph $ g $ is antimagic if there exists a bijection $ f $ from $ e ( g ) $ to $ \ left \ { 1, 2, \ dots, | e ( g ) | \ right \ } $ such that the vertex sums for all vertices of $ g $ are distinct, where the vertex sum is defined as the sum of the labels of all incident edges. hartsfield and ringel conjectured that e... | arxiv:2308.11663 |
data assimilation of observational data into full atmospheric states is essential for weather forecast model initialization. recently, methods for deep generative data assimilation have been proposed which allow for using new input data without retraining the model. they could also dramatically accelerate the costly da... | arxiv:2406.16947 |
the need to estimate a particular quantile of a distribution is an important problem which frequently arises in many computer vision and signal processing applications. for example, our work was motivated by the requirements of many semi - automatic surveillance analytics systems which detect abnormalities in close - c... | arxiv:1411.2250 |
we present a bayesian formulation for deep speaker embedding, wherein the xi - vector is the bayesian counterpart of the x - vector, taking into account the uncertainty estimate. on the technology front, we offer a simple and straightforward extension to the now widely used x - vector. it consists of an auxiliary neura... | arxiv:2108.05679 |
in this paper we study the problem of half - duplex active eavesdropping in fast fading channels. the active eavesdropper is a more powerful adversary than the classical eavesdropper. it can choose between two functional modes : eavesdropping the transmission between the legitimate parties ( ex mode ), and jamming it (... | arxiv:1002.1313 |
born - again planetary nebulae ( pne ) allow investigating stellar evolution, dust production, and nebular shocks in human timescales. here we present an analysis of multi - epoch optical spectroscopic observations of the born - again pn a 58 around v605 aql, which experienced a very late thermal pulse ( vltp ) about a... | arxiv:2206.10203 |
we analyze the results of recent measurements of galactic cosmic ray ( gcrs ) energy spectra and the spectra of nonthermal emission from supernova remnants ( snrs ) in order to determine their consistency with gcr origin in snrs. it is shown that the measured primary and secondary cr nuclei energy spectra as well as th... | arxiv:1412.7800 |
in recent years, deep neural networks ( dnns ) have gained remarkable achievement in computer vision tasks, and the success of dnns often depends greatly on the richness of data. however, the acquisition process of data and high - quality ground truth requires a lot of manpower and money. in the long, tedious process o... | arxiv:2404.04159 |
we explore theoretically the novel superfluidity of harmonically - trapped polarized ultracold fermionic atoms in a two - dimensional ( 2d ) optical lattice by solving the bogoliubov - de gennes equations. the pairing amplitude is found to oscillate along the radial direction at low particle density and along the angul... | arxiv:0710.5484 |
for a two - dimensional canonical system $ y ' ( t ) = zjh ( t ) y ( t ) $ on the half - line $ ( 0, \ infty ) $ whose hamiltonian $ h $ is a. e. positive semidefinite, denote by $ q _ h $ its weyl coefficient. de branges ' inverse spectral theorem states that the assignment $ h \ mapsto q _ h $ is a bijection between ... | arxiv:2201.01522 |
origin of magnetic fields, its structure and effects on dynamical processes in stars to galaxies are not well understood. lack of a direct probe has hampered its study. the first phase of square kilometre array ( ska - i ), will have more than an order of magnitude higher sensitivity than existing radio telescopes. in ... | arxiv:1611.06966 |
##cey enrolled the next year and in 1965 became the university ' s first african american graduate. georgia tech became the first university in the deep south to desegregate without a court order. in the 1967 – 68 academic year 28 students out of 7, 526 were black. in 1968, william peace became the first black instruct... | https://en.wikipedia.org/wiki/Georgia_Tech |
j { \ ' o } nsson and tarski ' s notion of the perfect extension of a boolean algebra with operators has evolved into an extensive theory of canonical extensions of lattice - based algebras. after reviewing this evolution we make two contributions. first it is shown that the failure of a variety of algebras to be close... | arxiv:1709.09798 |
in the last decade, the order polytope of the zigzag poset has been thoroughly studied. a related poset, called \ emph { crown poset }, obtained by adding an extra relation between the endpoints of an even zigzag poset, is not so well understood. in this paper, we study the order polytopes of crown posets. we provide e... | arxiv:2504.05123 |
we consider the quantization of the midi - superspace associated with a class of spacetimes with toroidal isometries, but without the compact spatial hypersurfaces of the well - known gowdy models. by a symmetry reduction, the phase space for the system at the classical level can be identified with that of a free massl... | arxiv:gr-qc/9801107 |
we discuss repulsive casimir forces between dielectric materials with non trivial magnetic susceptibility. it is shown that considerations based on naive pair - wise summation of van der waals and casimir polder forces may not only give an incorrect estimate of the magnitude of the total casimir force, but even the wro... | arxiv:quant-ph/0202114 |
autonomous quantum thermal machines do not require an external coherent drive or work input to perform the desired tasks, which makes them a promising candidate for thermal management in quantum systems. here, we propose an autonomous quantum thermal machine in which two uncoupled macroscopic mechanical resonators or m... | arxiv:2203.06632 |
the two - higgs doublet model ( 2hdm ) is one of the most popular and natural extensions of the higgs sector ; but it has two potential fine - tuning problems, related to the electroweak ( ew ) breaking and the requirement of alignment with the sm higgs boson. we have quantified the fine - tunings obtaining analytical ... | arxiv:2202.09103 |
we investigate the effects of an external magnetic helicity production on the evolution of the cosmic axion field. it is shown that a helicity larger than ( few \ times 10 ^ { - 15 } g ) ^ 2 mpc, if produced at temperatures above a few gev, is in contradiction with the existence of the axion, since it would produce too... | arxiv:astro-ph/0512458 |
multi - messenger astronomy is a vast and expanding field as electromagnetic observations ( em ) are no longer the only way of exploring the universe. due to the new messengers, astrophysical events with both gravitational waves ( gws ) and em emission are no longer a dream of the astronomical community. a breakthrough... | arxiv:2206.14014 |
we give algebraic characterizations of the properties of autonomy and of controllability of behaviours of spatially invariant dynamical systems, consisting of distributional solutions, that are periodic in the spatial variables, to a system pf partial differential equations corresponding to a polynomial matrix m in ( c... | arxiv:1208.6496 |
electronics engineers are just as varied as the types of work they do. electronics engineers may be found in the pristine laboratory environment of a fabrication plant, the offices of a consulting firm or in a research laboratory. during their working life, electronics engineers may find themselves supervising a wide r... | https://en.wikipedia.org/wiki/Electronic_engineering |
spatiotemporal coordination of chromatin and subnuclear compartments is crucial for cells. numerous enzymes act inside nucleus \ textemdash some of those transiently link and pass two chromatin segments. here we study how such an active perturbation affects fluctuating dynamics of an inclusion in the chromatic medium. ... | arxiv:2305.05521 |
lsi + 61 303 is one of the few x - ray binaries with be star companion from which both radio and high - energy gamma - ray emission have been observed. we present xmm - newton and integral observations which reveal variability of the x - ray spectral index of the system. the x - ray spectrum is hard ( photon index ~ 1.... | arxiv:astro-ph/0606070 |
we have prepared the oxyhydrate na03rho206h2o by extracting na + cations from narho2 and intercalating water molecules using an aqueous solution of na2s2o8. synchrotron x - ray powder diffraction, thermogravimetric analysis ( tga ), and energy - dispersive x - ray analysis ( edx ) reveal that a non - stoichiometric na0... | arxiv:cond-mat/0504007 |
developing upon the ideas of ref. \ ref { 6 }, it is shown how the theory of classical $ w $ algebras can be formulated on a higher genus riemann surface in the spirit of krichever and novikov. the basic geometric object is the drinfeld - - sokolov principal bundle $ l $ associated to a simple complex lie group $ g $ e... | arxiv:hep-th/9403036 |
the steady growth of graph data from social networks has resulted in wide - spread research in finding solutions to the influence maximization problem. in this paper, we propose a holistic solution to the influence maximization ( im ) problem. ( 1 ) we introduce an opinion - cum - interaction ( oi ) model that closely ... | arxiv:1602.03110 |
the optical manipulation of nanoparticles on superlubricity surfaces is investigated. the research revealed that, due to the near - zero static friction and extremely low dynamic friction at superlubricity interfaces, the maximum intensity for controlling the optical field can be less than 100 w / cm $ ^ 2 $, which is ... | arxiv:2401.03486 |
in this paper, we present photometry for young star clusters in m31, which are selected from caldwell et al. these star clusters have been observed as part of the beijing - - arizona - - taiwan - - connecticut ( batc ) multicolor sky survey from 1995 february to 2008 march. the batc images including these star clusters... | arxiv:1208.6419 |
a subshift with linear block complexity has at most countably many ergodic measures, and we continue of the study of the relation between such complexity and the invariant measures. by constructing minimal subshifts whose block complexity is arbitrarily close to linear but has uncountably many ergodic measures, we show... | arxiv:1902.08645 |
the k = 3 read - rezayi ( rr ) parafermion quantum hall state hosts non - abelian excitations which provide a platform for the universal topological quantum computation. although the rr state may be realized at the filling factor \ nu = 12 / 5 in gaas - based two - dimensional electron systems, the corresponding quantu... | arxiv:1201.6598 |
in the cosmological context, for the standard model to be valid up to the scale of inflation, the top quark yukawa coupling $ y _ t $ should not exceed the critical value $ y _ t ^ { crit } $, coinciding with good precision ( about 0. 02 % ) with the requirement of the stability of the electroweak vacuum. so, the exact... | arxiv:1411.1923 |
in this paper, we study the problem of text - to - image person re - identification ( tireid ), which aims to find images of the same identity described by a text sentence from a pool of candidate images. benefiting from vision - language pre - training, such as clip ( contrastive language - image pretraining ), the ti... | arxiv:2409.09427 |
it was recently suggested that the error with respect to experimental data in nuclear mass calculations is due to the presence of chaotic motion. the theory was tested by analyzing the typical error size. a more sensitive quantity, the correlations of the mass error between neighboring nuclei, is studied here. the resu... | arxiv:nucl-th/0602041 |
it is shown how to take advantage of the frequent occurrence of double - strand breaks in the genome of prokaryotic cells, in order to reduce their high efficient reproductive capability. the analysis examines the physical status of the free ends of each break and considers how this status can interfere with an externa... | arxiv:1505.08014 |
facility location games provide an abstract model of mechanism design. in such games, a mechanism takes a profile of $ n $ single - peaked preferences over an interval as an input and determines the location of a facility on the interval. in this paper, we restrict our attention to distance - based single - peaked pref... | arxiv:2410.12884 |
_ { y }, } that is, if f has a right inverse. the axiom of choice is needed, because, if f is surjective, one defines g by g ( y ) = x, { \ displaystyle g ( y ) = x, } where x { \ displaystyle x } is an arbitrarily chosen element of f − 1 ( y ). { \ displaystyle f ^ { - 1 } ( y ). } the function f is bijective ( or is ... | https://en.wikipedia.org/wiki/Function_(mathematics) |
aligning large language models ( llm ) to address subjectivity and nuanced preference levels requires adequate flexibility and control, which can be a resource - intensive and time - consuming procedure. existing training - time alignment methods require full re - training when a change is needed and inference - time o... | arxiv:2410.19206 |
the linear canonical transformations of geometric optics on two - dimensional screens form the group $ sp ( 4, r ) $, whose maximal compact subgroup is the fourier group $ u ( 2 ) _ f $ ; this includes isotropic and anisotropic fourier transforms, screen rotations and gyrations in the phase space of ray positions and o... | arxiv:1106.0093 |
we study the scattering equations recently proposed by cachazo, he and yuan in the special kinematics where their solutions can be identified with the zeros of the jacobi polynomials. this allows for a non - trivial two parameter family of kinematics. we present explicit and compact formulae for the n - gluon and n - g... | arxiv:1312.7743 |
we present the design of a low - power 4 - bit 1gs / s folding - flash adc with a folding factor of two. the design of a new unbalanced double - tail dynamic comparator affords an ultra - low power operation and a high dynamic range. unlike the conventional approaches, this design uses a fully matched input stage, an u... | arxiv:1612.04855 |
agriculture faces critical challenges from population growth, resource scarcity, and climate change, driving a shift toward advanced, technology - integrated farming. mechanization has transformed agriculture, enhancing sustainability and crop productivity. now, technologies like artificial intelligence ( ai ), robotic... | arxiv:2404.06341 |
time - crystals are nonequilibrium many - body phases in which the state of the system dynamically approaches a limit cycle. while these phases are recently in the focus of intensive research, it is still far from clear whether they can host quantum correlations. in fact, mostly classical correlations have been observe... | arxiv:2303.07725 |
while finite automata have minimal dfas as a simple and natural normal form, deterministic omega - automata do not currently have anything similar. one reason for this is that a normal form for omega - regular languages has to speak about more than acceptance - for example, to have a normal form for a parity language, ... | arxiv:2207.11000 |
entringer, jackson, and schatz conjectured in 1974 that every infinite cubefree binary word contains arbitrarily long squares. in this paper we show this conjecture is false : there exist infinite cubefree binary words avoiding all squares xx with | x | > = 4, and the number 4 is best possible. however, the entringer -... | arxiv:math/0302303 |
we construct a new family of distance - biregular graphs related to hyperovals and a new sporadic example of a distance - biregular graph related to mathon ' s perp system. the infinite family can be explained using 2 - y - homogeneity, while the sporadic example belongs to a generalization of a construction by delorme... | arxiv:2504.21488 |
the berezinskii - kosterlitz - thouless ( bkt ) mechanism describes the breakdown of superfluidity in a two - dimensional bose gas or a two - dimensional gas of paired fermions. in the latter case, a population imbalance between the two pairing partners in the fermi mixture is known to influence pairing characteristics... | arxiv:0903.1931 |
parametric down - conversion is a widely exploited technique in optics to produce entangled states of photons for quantum information processing and quantum sensing. in the microwave domain, devices based on josephson junctions, such as josephson parametric amplifiers ( jpas ) and voltage - biased josephson junctions, ... | arxiv:2308.02109 |
we present two different paradoxes related to the length contraction in special relativity and explain their resolution. | arxiv:1203.5333 |
the metro as a form of public transportation is an important urban infrastructure that takes a large population from place a to b every day. to achieve that, it is primarily designed for extreme functionality and efficiency. however, in terms of experiential aesthetics, the metro is seldom people s favourite place. whe... | arxiv:2210.00724 |
we examine the dependence of the deformation obtained by bending quasi - fuchsian structures on the bending lamination. we show that when we consider bending quasi - fuchsian structures on a closed surface, the conditions obtained by epstein and marden to relate weak convergence of arbitrary laminations to the converge... | arxiv:math/9810195 |
stochastic gradient descent ( sgd ) type optimization schemes are fundamental ingredients in a large number of machine learning based algorithms. in particular, sgd type optimization schemes are frequently employed in applications involving natural language processing, object and face recognition, fraud detection, comp... | arxiv:2007.02723 |
we investigate the scalar resonances in the processes of $ d ^ { 0 } \ rightarrow \ pi ^ { 0 } \ pi ^ { 0 } \ pi ^ { 0 }, \ pi ^ { 0 } \ pi ^ { 0 } \ eta, \ pi ^ { 0 } \ eta \ eta $ decays based on the chiral unitary approach for the final state interaction. we start from singly cabibbo - suppressed production diagrams... | arxiv:2110.05359 |
the atom - photon entanglement of dressed atom and its spontaneous emission in a double - lambda closed - loop atomic system is studied in multi - photon resonance condition. it is shown that, even in the absence of quantum interference due to the spontaneous emission, the von neumann entropy is phase - sensitive and i... | arxiv:1407.4090 |
given any deep fully connected neural network, initialized with random gaussian parameters, we bound from above the quadratic wasserstein distance between its output distribution and a suitable gaussian process. our explicit inequalities indicate how the hidden and output layers sizes affect the gaussian behaviour of t... | arxiv:2203.07379 |
the problem of predicting the upper cut - off of the cosmic ray spectrum is re - examined. some aspects of extremely high energy interactions and their implications for the interpretation of giant air showers are also discussed. | arxiv:astro-ph/9812445 |
we study the use of hypermodels to represent epistemic uncertainty and guide exploration. this generalizes and extends the use of ensembles to approximate thompson sampling. the computational cost of training an ensemble grows with its size, and as such, prior work has typically been limited to ensembles with tens of e... | arxiv:2006.07464 |
we consider the influence on the surface critical behaviour of a quantum ising chain of quenched random surface perturbations decaying as a power of the distance from the surface ( random hilhorst - van leeuwen models ). we study, analytically and numerically, the multiscaling behaviour of the surface magnetization and... | arxiv:cond-mat/0110403 |
in an idealized system where four current channels interact in a two - dimensional periodic setting, we follow the detailed evolution of current sheets ( css ) forming in between the channels, as a result of a large - scale merging. a central x - point collapses and a gradually extending cs marks the site of continuous... | arxiv:2108.13508 |
the partition function of rational conformal field theories ( cfts ) on riemann surfaces is expected to satisfy odes of gauss - manin type. we investigate the case of hyperelliptic surfaces and derive the ode system for the $ ( 2, 5 ) $ minimal model. | arxiv:1705.07627 |
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