Results 81 to 90 of about 4,980,537 (374)

Random Attractors for Stochastic Three-Component Reversible Gray-Scott System on Infinite Lattices

open access: yesDiscrete Dynamics in Nature and Society, 2012
We prove the existence of a compact random attractor for the random dynamical system generated by stochastic three-component reversible Gray-Scott system with a multiplicative white noise on infinite lattices.
Anhui Gu, Zhaojuan Wang, Shengfan Zhou
doaj   +1 more source

Random uniform exponential attractors for non-autonomous stochastic Schrödinger lattice systems in weighted space

open access: yesAIMS Mathematics, 2023
We mainly study the existence of random uniform exponential attractors for non-autonomous stochastic Schrödinger lattice system with multiplicative white noise and quasi-periodic forces in weighted spaces.
Rou Lin, Min Zhao, Jinlu Zhang
doaj   +1 more source

Motion of inertial particles in Gaussian fields driven by an infinite-dimensional fractional Brownian motion [PDF]

open access: yes, 2012
We study the motion of an inertial particle in a fractional Gaussian random field. The motion of the particle is described by Newton's second law, where the force is proportional to the difference between a background fluid velocity and the particle ...
Schöchtel, Georg
core   +1 more source

Regulatory Dynamics on Random Networks: Asymptotic Periodicity and Modularity

open access: yes, 2008
We study the dynamics of discrete-time regulatory networks on random digraphs. For this we define ensembles of deterministic orbits of random regulatory networks, and introduce some statistical indicators related to the long-term dynamics of the system ...
A Cros   +10 more
core   +4 more sources

Attractors and time averages for random maps

open access: yesAnnales de l'Institut Henri Poincaré C, Analyse non linéaire, 2000
Considering random noise in finite dimensional parameterized families of diffeomorphisms of a compact finite dimensional boundaryless manifold M , we show the existence of time averages for almost every orbit of each point of M ...
openaire   +5 more sources

Cell‐free DNA aneuploidy score as a dynamic early response marker in prostate cancer

open access: yesMolecular Oncology, EarlyView.
mFast‐SeqS‐based genome‐wide aneuploidy scores are concordant with aneuploidy scores obtained by whole genome sequencing from tumor tissue and can predict response to ARSI treatment at baseline and, at an early time point, to ARSI and taxanes. This assay can be easily performed at low cost and requires little input of cfDNA. Cell‐free circulating tumor
Khrystany T. Isebia   +17 more
wiley   +1 more source

Existence of Random Attractors for a p-Laplacian-Type Equation with Additive Noise

open access: yesAbstract and Applied Analysis, 2011
We first establish the existence and uniqueness of a solution for a stochastic p-Laplacian-type equation with additive white noise and show that the unique solution generates a stochastic dynamical system. By using the Dirichlet forms of Laplacian and an
Wenqiang Zhao, Yangrong Li
doaj   +1 more source

A large‐scale retrospective study in metastatic breast cancer patients using circulating tumour DNA and machine learning to predict treatment outcome and progression‐free survival

open access: yesMolecular Oncology, EarlyView.
There is an unmet need in metastatic breast cancer patients to monitor therapy response in real time. In this study, we show how a noninvasive and affordable strategy based on sequencing of plasma samples with longitudinal tracking of tumour fraction paired with a statistical model provides valuable information on treatment response in advance of the ...
Emma J. Beddowes   +20 more
wiley   +1 more source

Asymptotic Behavior of Stochastic Partly Dissipative Lattice Systems in Weighted Spaces

open access: yesInternational Journal of Differential Equations, 2011
We study stochastic partly dissipative lattice systems with random coupled coefficients and multiplicative/additive white noise in a weighted space of infinite sequences.
Xiaoying Han
doaj   +1 more source

Recurrent network of perceptrons with three state synapsesachieves competitive classification on real inputs

open access: yesFrontiers in Computational Neuroscience, 2012
We describe an attractor network of binary perceptrons receiving inputs from a retinotopicvisual feature layer. Each class is represented by a random subpopulation of the attractor layer,which is turned on in a supervised manner during learning of the ...
Yali eAmit, Jacob eWalker
doaj   +1 more source

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