Divergent Signal-to-Noise Ratio and Stochastic Resonance in Monostable Systems.
Divergent Signal-to-Noise Ratio and Stochastic Resonance in Monostable Systems.
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DOI:
10.1103/physrevlett.77.2863
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发表时间:
1996-09
影响因子:
8.6
通讯作者:
Vilar;Rubí
中科院分区:
文献类型:
--
作者:
Vilar;Rubí
We present a class of systems for which the signal-to-noise ratio always increases when increasing the noise and diverges at infinite noise level. This new phenomenon is a direct consequence of the existence of a scaling law for the signal-to-noise ratio and implies the appearance of stochastic resonance in some monostable systems. We outline applications of our results to a wide variety of systems pertaining to different scientific areas. Two particular examples are discussed in detail. [S0031-9007(96)01331-2]