APERIODIC STOCHASTIC RESONANCE IN EXCITABLE SYSTEMS

被引:434
作者
COLLINS, JJ [1 ]
CHOW, CC [1 ]
IMHOFF, TT [1 ]
机构
[1] BOSTON UNIV, DEPT BIOMED ENGN, BOSTON, MA 02215 USA
关键词
D O I
10.1103/PhysRevE.52.R3321
中图分类号
O35 [流体力学]; O53 [等离子体物理学];
学科分类号
070204 ; 080103 ; 080704 ;
摘要
Stochastic resonance (SR) is a phenomenon wherein the response of a nonlinear system to a weak periodic input signal is optimized by the presence of a particular level of noise. Here we present a method and theory for characterizing SR-type behavior in excitable systems with aperiodic inputs. These developments demonstrate that noise can serve to enhance the response of a nonlinear system to a weak input signal, regardless of whether the signal is periodic or aperiodic.
引用
收藏
页码:R3321 / R3324
页数:4
相关论文
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