Results 41 to 50 of about 798,401 (286)

Stochastic Matrix Product States [PDF]

open access: yes, 2010
The concept of stochastic matrix product states is introduced and a natural form for the states is derived. This allows to define the analogue of Schmidt coefficients for steady states of non-equilibrium stochastic processes. We discuss a new measure for
A. Winter   +3 more
core   +2 more sources

Almost Global Stochastic Stability [PDF]

open access: yes, 2005
We develop a method to prove almost global stability of stochastic differential equations in the sense that almost every initial point (with respect to the Lebesgue measure) is asymptotically attracted to the origin with unit probability.
Arnold L., Ramon van Handel
core   +5 more sources

Multifractal characterization of stochastic resonance

open access: yes, 2000
We use a multifractal formalism to study the effect of stochastic resonance in a noisy bistable system driven by various input signals. To characterize the response of a stochastic bistable system we introduce a new measure based on the calculation of a ...
A. Arnéodo   +47 more
core   +1 more source

Some Results on Measures of Interaction between Paired Risks

open access: yesRisks, 2018
Co-risk measures and risk contribution measures have been introduced to evaluate the degree of interaction between paired risks in actuarial risk management.
Rui Fang, Xiaohu Li
doaj   +1 more source

Formulation of scale transformation in a stochastic data assimilation framework [PDF]

open access: yesNonlinear Processes in Geophysics, 2017
Understanding the errors caused by spatial-scale transformation in Earth observations and simulations requires a rigorous definition of scale. These errors are also an important component of representativeness errors in data assimilation.
F. Liu, F. Liu, X. Li, X. Li, X. Li
doaj   +1 more source

Inviscid limit of stochastic damped 2D Navier-Stokes equations

open access: yes, 2012
We consider the inviscid limit of the stochastic damped 2D Navier- Stokes equations. We prove that, when the viscosity vanishes, the stationary solution of the stochastic damped Navier-Stokes equations converges to a stationary solution of the stochastic
Bessaih, H., Ferrario, B.
core   +1 more source

Stochastic Quantization for the fractional Edwards Measure

open access: yes, 2016
We prove the existence of a diffusion process whose invariant measure is the fractional polymer or Edwards measure for fractional Brownian motion in dimension $d\in\mathbb{N}$ with Hurst parameter $H\in(0,1)$ fulfilling $dH < 1$.
Bock, Wolfgang   +2 more
core   +1 more source

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Measures of distinguishability between stochastic processes [PDF]

open access: yesPhysical Review E, 2020
Quantifying how distinguishable two stochastic processes are lies at the heart of many fields, such as machine learning and quantitative finance. While several measures have been proposed for this task, none have universal applicability and ease of use.
Yang, Chengran   +3 more
openaire   +5 more sources

Organizing the interface—Plasma membrane architecture and receptor dynamics in virus‐cell interactions

open access: yesFEBS Letters, EarlyView.
Plasma membranes contain dynamic nanoscale domains that organize lipids and receptors. Because viruses operate at similar scales, this architecture shapes early infection steps, including attachment, receptor engagement, and entry. Using influenza A virus and HIV‐1 as examples, we highlight how receptor nanoclusters, multivalent glycan interactions ...
Jan Schlegel, Christian Sieben
wiley   +1 more source

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