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Prompted by the realisation that the statistical entropy of an ideal gas in the micro-canonical ensemble should not fluctuate or change over time, the meaning of the H-theorem is re-interpreted from the perspective of information theory in…

综合物理 · 物理学 2013-01-09 David Sands , Jeremy Dunning-Davies

We make use of Shannon entropy ($S$) and Fisher information ($I$) to study the response of atomic density profiles of a spin-orbit coupled Bose-Einstein condensate to changes in the wave number ($\kappa_L$) of the Raman laser that couples…

量子气体 · 物理学 2021-12-28 Golam Ali Sekh , Benoy Talukdar , Supriya Chatterjee , Basir Ahamed Khan

We consider ultracold Bose gases in quasi-random potentials and quantify localization of matter waves by means of Shannon information entropy. We explicitly examine the role of quasi-random potentials in producing localized states in the…

量子气体 · 物理学 2019-02-05 Kajal Krishna Dey , Sudipta Das , Golam Ali Sekh

We investigate the profound relation between the equations of biological evolution and quantum mechanics by writing a biologically inspired equation for the stochastic dynamics of an ensemble of particles. Interesting behavior is observed…

统计力学 · 物理学 2015-05-20 Ginestra Bianconi , Christoph Rahmede

We discuss a partition-valued stochastic process in the logarithmic sector of critical cosmological topologically massive gravity. By applying results obtained in our previous works, we first show that the logarithmic sector can be modelled…

高能物理 - 理论 · 物理学 2024-11-05 Yannick Mvondo-She

We live in the information age. Claude Shannon, as the father of the information age, gave us a theory of communications that quantified an "amount of information," but, as he pointed out, "no concept of information itself was defined."…

信息论 · 计算机科学 2021-12-06 David Ellerman

The organization of high-dimensional probability spaces is a fundamental problem at the intersection of statistical physics and information theory. Here, we analyze the distributions populating level surfaces of the probability simplex…

Motivated by the fundamental problem of measuring species diversity, this paper introduces the concept of a cluster structure to define an exchangeable cluster probability function that governs the joint distribution of a random count and…

统计方法学 · 统计学 2014-10-14 Mingyuan Zhou , Stephen G Walker

This paper investigates what can be inferred about an arbitrary continuous probability distribution from a finite sample of $N$ observations drawn from it. The central finding is that the $N$ sorted sample points partition the real line…

机器学习 · 统计学 2025-07-30 Urban Eriksson

The close analogy between cluster percolation and string proliferation in the context of critical phenomena is studied. Like clusters in percolation theory, closed strings, which can be either finite-temperature worldlines or topological…

凝聚态物理 · 物理学 2011-07-19 Adriaan M. J. Schakel

The phenomenon of Bose-Einstein condensation is investigated in the context of the Color-Glass-Condensate description of the initial state of ultrarelativistic heavy-ion collisions. For the first time, in this paper we study the influence…

高能物理 - 唯象学 · 物理学 2019-11-20 Richard Lenkiewicz , Alex Meistrenko , Hendrik van Hees , Kai Zhou , Zhe Xu , Carsten Greiner

Using the tomographic probability distribution (symplectic tomogram) describing the quantum state (instead of the wave function or density matrix) and properties of recently introduced tomographic entropy associated with the probability…

量子物理 · 物理学 2009-11-13 Sergio De Nicola , Renato Fedele , Margarita A. Man'ko , Vladimir I. Man'ko

For a system of identical Bose particles sitting on integer energy levels, we give sharp estimates for the convergence of the sequence of occupation numbers to the Bose-Einstein distribution and for the Bose condensation effect.

概率论 · 数学 2008-12-31 V. P. Maslov , V. E. Nazaikinskii

Breakdown of Stokes-Einstein relation in supercooled liquids is believed to be one of the hallmarks of glass transition. The phenomena is studied in depth over many years to understand the microscopic mechanism without much success.…

统计力学 · 物理学 2016-08-03 Bhanu Prasad Bhowmik , Rajsekhar Das , Smarajit Karmakar

The position- and momentum-space information entropies of the electron distributions of atomic clusters are calculated using a Woods-Saxon single particle potential. The same entropies are also calculated for nuclear distributions according…

量子物理 · 物理学 2009-10-31 S. E. Massen , C. P. Panos

Shannon entropy and Fisher information functionals are known to quantify certain information-theoretic properties of continuous probability distributions of various origins. We carry out a systematic study of these functionals, while…

量子物理 · 物理学 2007-05-23 Piotr Garbaczewski

Several groups have recently investigated the flow of information in high-energy collisions, from the entanglement entropy of the proton yielding classical Shannon entropy of its parton distribution functions (pdfs), through jet splitting…

高能物理 - 唯象学 · 物理学 2023-08-11 Guillermo Benito-Calviño , Javier García-Olivares , Felipe J. Llanes-Estrada

We propose a unifying picture where the notion of generalized entropy is related to information theory by means of a group-theoretical approach. The group structure comes from the requirement that an entropy be well defined with respect to…

统计力学 · 物理学 2016-04-13 Gabriele Sicuro , Piergiulio Tempesta

We studied a rotating Bose-Einstein condensate confined in ring trap configurations that can be produced starting with a bubble trap confinement, approximated by a Mexican hat and shifted harmonic oscillator potentials. Using a variational…

量子气体 · 物理学 2024-06-18 Guilherme Tomishiyo , Lucas Madeira , Mônica A. Caracanhas

This paper compares the results of applying a recently developed method of stochastic uncertainty quantification designed for fluid dynamics to the Born-Infeld model of nonlinear electromagnetism. The similarities in the results are…

数学物理 · 物理学 2019-01-15 Darryl D. Holm