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Stochastic resonance in electrical circuits. I. Conventional stochastic resonance [PDF]

open access: yesIEEE Transactions on Circuits and Systems II: Analog and Digital Signal Processing, 1999
For pt.I see ibid., vol.46, no.9, pp.1205-14 (1999). Stochastic resonance (SR), in which a periodic signal in a nonlinear system can be amplified by added noise, is discussed. The application of circuit modeling techniques to the conventional form of SR, which occurs in static bistable potentials, was considered in a companion paper.
Luchinsky DG   +3 more
core   +11 more sources

Stochastic resonance: from climate to biology [PDF]

open access: yesNonlinear Processes in Geophysics, 2010
In this lecture, I will review some basic aspects of the mechanism of stochastic resonance, first introduced as a possible mechanism to explain long term climatic variation.
R. Benzi
doaj   +3 more sources

Phase Shifts in Stochastic Resonance [PDF]

open access: yesPhysical Review Letters, 1992
The response of an overdamped bistable system to a periodic force is investigated using linear-response theory and by analog electronic experiment. It is shown, both theoretically and experimentally that a phase lag phi exists between the force and the response, and that |phi| passes through a maximum when the noise intensity is tuned through the range
DYKMAN MI   +3 more
core   +8 more sources

Enhanced vibrational energy harvesting using non-linear stochastic resonance [PDF]

open access: yes, 2008
Stochastic resonance has seen wide application in the physical sciences as a tool to understand weak signal amplification by noise. However, this apparently counter- intuitive phenomenon does not appear to have been exploited as a tool to enhance ...
D. G. Gorman A   +11 more
core   +5 more sources

Nonconventional stochastic resonance [PDF]

open access: yesJournal of Statistical Physics, 1993
It is argued, on the basis of linear response theory (LRT), that new types of stochastic resonance (SR) are to be anticipated in diverse systems, quite different from the one most commonly studied to date, which has a static double-well potential and is driven by a net force equal to the sum of periodic and stochastic terms.
DYKMAN MI   +5 more
openaire   +2 more sources

Synchronization of Chaos in Neural Systems

open access: yesFrontiers in Applied Mathematics and Statistics, 2020
Multiple non-linear systems demonstrate the phenomenon where fluctuations enhance the synchronization and periodic behaviors of the system. In the phenomenon induced by stochastic additive noise, stochastic resonance, noise enhances the synchronization ...
Sou Nobukawa, Haruhiko Nishimura
doaj   +1 more source

Stochastic resonance in perspective [PDF]

open access: yesIl Nuovo Cimento D, 1995
We outline the historical development of stochastic resonance (SR), a phenomenon in which the signal and/or the signal-to-noise ratio in a nonlinear system increase with increasing intensity of noise. We discuss basic theoretical ideas explaining and describing SR, and we review some revealing experimental data that place SR within the wider context of
DYKMAN MI   +5 more
openaire   +1 more source

Stochastic resonance in a dipole [PDF]

open access: yesPhysical Review E, 1996
We show that the dipole, a system usually proposed to model relaxation phenomena, exhibits a maximum in the signal-to-noise ratio at a non-zero noise level, thus indicating the appearance of stochastic resonance. The phenomenon occurs in two different situations, i.e.
Vilar, J. M. G. (José M. G.), 1972-   +2 more
openaire   +4 more sources

Gray Image Denoising Based on Array Stochastic Resonance and Improved Whale Optimization Algorithm

open access: yesApplied Sciences, 2022
Aiming at the poor effect of traditional denoising algorithms on image enhancement with strong noise, an image denoising algorithm based on improved whale optimization algorithm and parameter adaptive array stochastic resonance is proposed in the paper ...
Weichao Huang   +3 more
doaj   +1 more source

Stochastic resonance in electrical circuits—II: Nonconventional stochastic resonance. [PDF]

open access: yes, 1999
Stochastic resonance (SR), in which a periodic signal in a nonlinear system can be amplified by added noise, is discussed. The application of circuit modeling techniques to the conventional form of SR, which occurs in static bistable potentials, was ...
Luchinsky, D. G.   +3 more
core   +3 more sources

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