Articles with "stochastic resonance" as a keyword



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Extended analysis of stochastic resonance in a modular neuronal network at different scales

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Published in 2019 at "Nonlinear Dynamics"

DOI: 10.1007/s11071-019-05246-5

Abstract: Based on the firing dynamics at three different levels of microscale, mesoscale and macroscale, this study presents an extended analysis of stochastic resonance in a modular neuronal network in the spatially correlated white noise environment.… read more here.

Keywords: network; extended analysis; resonance; stochastic resonance ... See more keywords
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Inverse stochastic resonance in Hodgkin–Huxley neural system driven by Gaussian and non-Gaussian colored noises

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Published in 2020 at "Nonlinear Dynamics"

DOI: 10.1007/s11071-020-05492-y

Abstract: Inverse stochastic resonance (ISR) is the phenomenon of the response of neuron to noise, which is opposite to the conventional stochastic resonance. In this paper, the ISR phenomena induced by Gaussian and non-Gaussian colored noises… read more here.

Keywords: phenomenon; isr; stochastic resonance; non gaussian ... See more keywords
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Optimal information transfer and stochastic resonance in collective decision making

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Published in 2017 at "Swarm Intelligence"

DOI: 10.1007/s11721-017-0136-7

Abstract: Self-organised collective decision making is one of the core components of swarm intelligence, and numerous swarm algorithms that are widely used in optimisation and optimal control have been inspired by the biological mechanisms driving it.… read more here.

Keywords: decision; information; stochastic resonance; collective decision ... See more keywords
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Phenomenon of stochastic resonance for an underdamped monostable system with multiplicative and additive noise

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Published in 2021 at "Indian Journal of Physics"

DOI: 10.1007/s12648-021-02010-7

Abstract: The stochastic resonance (SR) phenomenon for an underdamped monostable system with multiplicative and additive noise is investigated. The expression for the stationary probability density is obtained under the condition of the detailed balance and weak… read more here.

Keywords: system; monostable system; noise; multiplicative additive ... See more keywords
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Stochastic resonance with reinforcement learning for underwater acoustic communication signal

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Published in 2021 at "Applied Acoustics"

DOI: 10.1016/j.apacoust.2020.107688

Abstract: Abstract In the underwater acoustic communication (UAC), the receive signal is submerged in the heavy noise which make it hard to be detected. Stochastic resonance (SR) utilizes noise instead of eliminating it to improve the… read more here.

Keywords: system; stochastic resonance; reinforcement learning; acoustic communication ... See more keywords
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Stochastic resonance in an asymmetric tristable system driven by correlated noises

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Published in 2020 at "Applied Mathematical Modelling"

DOI: 10.1016/j.apm.2019.07.053

Abstract: Abstract The phenomenon of stochastic resonance is studied in an asymmetric tristable model driven by a periodic forcing and correlated multiplicative non-Gaussian noise and additive Gaussian white noise. Analytical expressions for the spectral amplification, together… read more here.

Keywords: correlated noises; tristable system; asymmetric tristable; noise ... See more keywords
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Stochastic resonance characteristic analysis of new potential function under Levy noise and bearing fault detection

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Published in 2018 at "Chinese Journal of Physics"

DOI: 10.1016/j.cjph.2018.02.004

Abstract: Abstract Based on the output saturation of classcial bistable stochastic resonance (CBSR), a new type of piecewise nonlinear bistable stochastic resonance (PNBSR) system is constructed. The mean signal-to-noise ratio gain is regarded as an index… read more here.

Keywords: system; resonance; stochastic resonance; output ... See more keywords
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A novel parameter-induced adaptive stochastic resonance system based on composite multi-stable potential model

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Published in 2019 at "Chinese Journal of Physics"

DOI: 10.1016/j.cjph.2019.02.031

Abstract: Abstract Stochastic resonance (SR) is used widely as a weak signal detection method by using noise in many fields. In order to improve the weak signal processing capability of SR, a novel composite multi-stable model… read more here.

Keywords: system; multi stable; model; composite multi ... See more keywords
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Defect detection in pipe structures using stochastic resonance of Duffing oscillator and ultrasonic guided waves

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Published in 2020 at "International Journal of Pressure Vessels and Piping"

DOI: 10.1016/j.ijpvp.2020.104168

Abstract: Abstract Ultrasonic guided wave based non-destructive testing is an effective method to inspect defects in long-distance pipe structures. This paper proposes a novel defect detection approach for the pipes using stochastic resonance of Duffing oscillator… read more here.

Keywords: defect detection; detection; stochastic resonance; duffing oscillator ... See more keywords
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Stochastic resonance in an underdamped system with FitzHug-Nagumo potential for weak signal detection

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Published in 2017 at "Journal of Sound and Vibration"

DOI: 10.1016/j.jsv.2017.08.043

Abstract: Abstract Vibration signals are widely used for bearing fault detection and diagnosis. When signals are acquired in the field, usually, the faulty periodic signal is weak and is concealed by noise. Various de-noising methods have… read more here.

Keywords: detection; fitzhug nagumo; stochastic resonance; signal ... See more keywords
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Parameter matched stochastic resonance with damping for passive sonar detection

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Published in 2019 at "Journal of Sound and Vibration"

DOI: 10.1016/j.jsv.2019.06.021

Abstract: Abstract Stochastic resonance (SR) has been proven effective for weak signal detection under low signal-to-noise ratio (SNR) conditions. In this paper, a parameter matched stochastic resonance (PMSR) method is proposed to enhance the detection and… read more here.

Keywords: stochastic resonance; matched stochastic; parameter matched; detection ... See more keywords