A Geometric Formulation of Occam's Razor for Inference of Parametric DistributionsI define a natural measure of the complexity of a parametric distribution relative to a given true distribution called the razor of a model family. The Minimum Description Length principle…Vijay Balasubramanian·Jan 8, 1996SaveLearn
Comment on "White-Noise-Induced Transport in Periodic Structures"In the paper by J.Łuczka et al. ( Europhys. Lett., 31 (1995) 431), the authors reported by rigorous calculation that an additive Poissonian white shot noise can induce a macroscopic…Tsuyoshi Hondou, Yasuji Sawada·Dec 22, 1995SaveLearn
Scaling and universality in binary fragmenting with inhibitionWe investigate a new model of binary fragmentation with inhibition, driven by the white noise. In a broad range of fragmentation probabilities, the power-law spatiotemporal correlations are found to…Robert Botet, Marek Ploszajczak·Dec 13, 1995SaveLearn
Dynamical Model for Virus SpreadThe steady state properties of the mean density population of infected cells in a viral spread is simulated by a general forest fire like cellular automaton model with two distinct populations of…G. Camelo-Neto, S. Coutinho·Nov 29, 1995SaveLearn
Reconstruction of a first-order phase transition from computer simulations of individual phases and subphasesWe present a new method for investigating first-order phase transitions using Monte Carlo simulations. It relies on the multiple-histogram method and uses solely histograms of individual phases. In…Martin Ebeling, Walter Nadler·Nov 23, 1995SaveLearn
Octonionic binocular mobilevision. An overviewThis paper is a compact overview of the heuristic approach to the recently elaborated octonionic binocular mobilevision.Denis V. Juriev·Nov 16, 1995SaveLearn
Spatial Inhomogeneity and Thermodynamic ChaosWe present a coherent approach to the competition between thermodynamic states in spatially inhomogeneous systems, such as the Edwards-Anderson spin glass with a fixed coupling realization. This…C. M. Newman, D. L. Stein·Nov 9, 1995SaveLearn
Avalanche Dynamics in Evolution, Growth, and Depinning ModelsThe dynamics of complex systems in nature often occurs in terms of punctuations, or avalanches, rather than following a smooth, gradual path. A comprehensive theory of avalanche dynamics in models of…M. Paczuski, S. Maslov, P. Bak·Oct 20, 1995SaveLearn
Mean Switching Frequency Locking in Stochastic Bistable Systems Driven by Periodical ForceThe nonlinear response of noisy bistable systems driven by strong amplitude periodical force is investigated by physical experiment. The new phenomenon of locking of the mean switching frequency…Boris Shulgin, Alexander Neiman, Vadim Anishchenko·Oct 18, 1995SaveLearn
Self-organization, ergodicity breaking, phase transition and synchronization in two-dimensional traffic-flow modelAnalytical investigation is made on the two-dimensional traffic-flow model with alternative movement and exclude-volume effect between right and up arrows [Phys. Rev. A 46 R6124 (1992)].…Yu Shi·Oct 5, 1995SaveLearn
Exact Results of the Bit-String Model for Catastrophic SenescenceWe succeeded in obtaining exact results of the bit-string model of biological aging for populations whose individuals breed only once. These results are in excellent agreement with those obtained…T. J. P. Penna, S. Moss de Oliveira·Sep 29, 1995SaveLearn
Scalings of Pitches in MusicWe investigate correlations among pitches in several songs and pieces of piano music by mapping them to one-dimensional walks. Two kinds of correlations are studied, one is related to the real values…Yu Shi·Sep 10, 1995SaveLearn
Non-Mean-Field Behavior of Realistic Spin GlassesWe provide rigorous proofs which show that the main features of the Parisi solution of the Sherrington-Kirkpatrick spin glass are not valid for more realistic spin glass models in any dimension and…C. M. Newman, D. L. Stein·Aug 25, 1995SaveLearn
Reproducible noise in a macroscopic system: magnetic avalanches in PerminvarA study of magnetic avalanches in Perminvar, an Fe-Ni-Co alloy, shows that some avalanches are almost exactly reproducible from one magnetic field cycle to the next, while others show significant…J. S. Urbach, R. C. Madison, J. T. Markert·Aug 17, 1995SaveLearn
Ergodic Properties of the Spin - Boson SystemWe investigate the dynamics of a 2-level atom (or spin-1/2) coupled to a mass-less bosonic field at positive temperature. We prove that, at small coupling, the combined quantum system approaches…V. Jaksic, C. -A. Pillet·Aug 17, 1995SaveLearn
Analytic Investigations of Random Search Strategies for Parameter OptimizationSeveral standard processes for searching minima of potential functions, such as thermodynamical strategies (simulated annealing) and biologically motivated selfreproduction strategies, are reduced to…Torsten Asselmeyer, Werner Ebeling·Aug 10, 1995SaveLearn
Smoothing representation of fitness landscapes - the genotype-phenotype map of evolutionWe investigate an simple evolutionary game of sequences and demonstrate on this example the structure of fitness landscapes in discrete problems. We show the smoothing action of the…Torsten Asselmeyer, Werner Ebeling, Helge Rose·Aug 10, 1995SaveLearn
A model for evolution and extinctionWe present a model for evolution and extinction in large ecosystems. The model incorporates the effects of interactions between species and the influences of abiotic environmental factors. We study…Bruce W. Roberts, M. E. J. Newman·Aug 8, 1995SaveLearn
Molecular dynamics of arbitrarily shaped granular particlesWe propose a new model for the description of complex granular particles and their interaction in molecular dynamics simulations of granular material in two dimensions. The grains are composed of…Thorsten Poeschel, Volkhard Buchholtz·Aug 2, 1995SaveLearn
Onsager reciprocity relations without microscopic reversibilityIn this paper we show that Onsager--Machlup time reversal properties of thermodynamic fluctuations and Onsager reciprocity relations for transport coefficients can hold also if the microscopic…D. Gabrielli, G. Jona-Lasinio, C. Landim·Aug 2, 1995SaveLearn
Evolving Neural Networks with Iterative Learning Scheme for Associative MemoryA locally iterative learning (LIL) rule is adapted to a model of the associative memory based on the evolving recurrent-type neural networks composed of growing neurons. There exist extremely…Sh. Fujita, H. Nishimura·Aug 2, 1995SaveLearn
Dynamic Entropies, Long--Range Correlations and Fluctuations in Complex Linear StructuresWe investigate symbolic sequences and in particular information carriers as e.g. books and DNA--strings. First the higher order Shannon entropies are calculated, a characteristic root law is…Werner Ebeling, Alexander Neiman, Thorsten Pöschel·Jul 28, 1995SaveLearn
Kolmogorov turbulence in a random-force-driven Burgers equation: anomalous scaling and probability density functionsHigh-resolution numerical experiments, described in this work, show that velocity fluctuations governed by the one-dimensional Burgers equation driven by a white-in-time random noise with the…Alexei Chekhlov, Victor Yakhot·Jul 25, 1995SaveLearn
Long Range Anticorrelations and Non-Gaussian Behavior of a Leaky FaucetWe find that intervals between successive drops from a leaky faucet display scale-invariant, long-range anticorrelations characterized by the same exponents of heart beat-to-beat intervals of healthy…T. J. P. Penna, P. M. C. de Oliveira, J. C. Sartorelli et al.·Jul 25, 1995SaveLearn
Mutation Accumulation and the Catastrophic Senescence of Pacific SalmonThe bit-string model of biological aging is used to simulate the catastrophic senescence of Pacific Salmon. We have shown that reproduction occuring only once and at a fixed age is the only…T. J. P. Penna, S. Moss de Oliveira, Dietrich Stauffer·Jul 25, 1995SaveLearn