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One-to-one reversible automata are introduced. Their applicability to a modelling of the quantum mechanical measurement process is discussed.

量子物理 · 物理学 2009-04-16 Karl Svozil

Artificial neural networks that learn to perform Principal Component Analysis (PCA) and related tasks using strictly local learning rules have been previously derived based on the principle of similarity matching: similar pairs of inputs…

统计计算 · 统计学 2018-11-06 Victor Minden , Cengiz Pehlevan , Dmitri B. Chklovskii

Until very recently, the asymptotic occurrence of intrinsic anomalous scaling has been expected to require concomitant effects for kinetically rough interfaces, like quenched disorder or morphological instabilities. However, counterexamples…

统计力学 · 物理学 2024-05-15 E. Rodriguez-Fernandez , S. N. Santalla , M. Castro , R. Cuerno

The question of how irreversibility can emerge as a generic phenomena when the underlying mechanical theory is reversible has been a long-standing fundamental problem for both classical and quantum mechanics. We describe a mechanism for the…

量子物理 · 物理学 2013-09-20 Cozmin Ududec , Nathan Wiebe , Joseph Emerson

A brief review on the dynamical systems approach to nonequilibrium statistical mechanics and chaotic dynamics

统计力学 · 物理学 2008-02-11 Giovanni Gallavotti

We investigate the dynamical fixed points of the zero temperature Glauber dynamics in Ising-like models. The stability analysis of the fixed points in the mean field calculation shows the existence of an exponent that depends on the…

统计力学 · 物理学 2021-09-22 Reshmi Roy , Parongama Sen

We provide and critically analyze a framework to learn critical behavior in classical partition functions through the application of non-parametric methods to data sets of thermal configurations. We illustrate our approach in phase…

This paper studies equality-constrained composite minimization problems. This class of problems, capturing regularization terms and inequality constraints, naturally arises in a wide range of engineering and machine learning applications.…

最优化与控制 · 数学 2026-04-13 Veronica Centorrino , Francesca Rossi , Francesco Bullo , Giovanni Russo

We present a comparative study of the fate of an Ising ferromagnet on the square lattice with periodic boundary conditions evolving under three different zero-temperature dynamics. The first one is Glauber dynamics, the two other dynamics…

统计力学 · 物理学 2019-07-01 Claude Godrèche , Michel Pleimling

We investigate the large-time scaling regimes arising from a variety of metastable structures in a chain of Ising spins with both first- and second-neighbor couplings while subject to a Kawasaki dynamics. Depending on the ratio and sign of…

统计力学 · 物理学 2016-04-19 F. A. Gómez Albarracín , H. D. Rosales , M. D. Grynberg

The conditions under which stochastic systems of infinitely many interacting particles can maintain sufficient spatial order to move coherently along a time-periodic orbit, thereby breaking the time-translation invariance of the underlying…

概率论 · 数学 2026-02-26 Jonas Köppl

Dynamical control of excitable biological systems is often complicated by the difficult and unreliable task of pre-control identification of unstable periodic orbits (UPOs). Here we show that, for both chaotic and nonchaotic systems, UPOs…

chao-dyn · 物理学 2007-05-23 David J. Christini , Daniel T. Kaplan

We develop a linear systems theory that coincides with the existing theories for continuous and discrete dynamical systems, but that also extends to linear systems defined on nonuniform time domains. The approach here is based on…

最优化与控制 · 数学 2009-03-03 John M. Davis , Ian A. Gravagne , Billy J. Jackson , Robert J. Marks

Via Monte Carlo simulations we study nonequilibrium dynamics in the nearest-neighbor Ising model, following quenches to points inside the ordered region of the phase diagram. With the broad objective of quantifying the nonequilibrium…

统计力学 · 物理学 2020-06-24 Koyel Das , Nalina Vadakkayil , Subir K. Das

We show that the derivative of the (measure) transfer operator with respect to the parameter of the map is a divergence. Then, for physical measures of discrete-time hyperbolic chaotic systems, we derive an equivariant divergence formula…

数值分析 · 数学 2023-08-09 Angxiu Ni , Yao Tong

The problem of reconstructing nonlinear and complex dynamical systems from measured data or time series is central to many scientific disciplines including physical, biological, computer, and social sciences, as well as engineering and…

数据分析、统计与概率 · 物理学 2017-05-01 Wenxu Wang , Ying-Cheng Lai , Celso Grebogi

Interacting-Particle Reaction Dynamics (iPRD) simulates the spatiotemporal evolution of particles that experience interaction forces and can react with one another. The combination of interaction forces and reactions enable a wide range of…

化学物理 · 物理学 2018-07-20 Christoph Fröhner , Frank Noé

Position based dynamics is a powerful technique for simulating a variety of materials. Its primary strength is its robustness when run with limited computational budget. We develop a novel approach to address problems with PBD for…

图形学 · 计算机科学 2023-06-16 Yizhou Chen , Yushan Han , Jingyu Chen , Joseph Teran

We consider the problem of predicting the spin states in a kinetic Ising model when spin trajectories are observed for only a finite fraction of sites. In a Bayesian setting, where the probabilistic model of the spin dynamics is assumed to…

无序系统与神经网络 · 物理学 2015-06-19 Ludovica Bachschmid Romano , Manfred Opper

In this work we focused on the kinetics of a one-dimensional Ising system (1DIS) with constant nearest-neighbor interaction (NNI). The exact solution of both thermodynamics and kinetics of this system under quasi-chemical approximation…

生物物理 · 物理学 2013-06-12 Kuo Kan Liang