Stability in Cohen-Grossberg-type bidirectional associative memory neural networks with time-varying delays

被引:238
作者
Cao, Jinde [1 ]
Song, Qiankun
机构
[1] SE Univ, Dept Math, Nanjing 210096, Peoples R China
[2] Chongqing Jiaotong Univ, Dept Math, Chongqing 400074, Peoples R China
关键词
D O I
10.1088/0951-7715/19/7/008
中图分类号
O29 [应用数学];
学科分类号
070104 ;
摘要
In this paper, the exponential stability problem is investigated for a class of Cohen-Grossberg-type bidirectional associative memory neural networks with time-varying delays. By using the analysis method, inequality technique and the properties of an M-matrix, several novel sufficient conditions ensuring the existence, uniqueness and global exponential stability of the equilibrium point are derived. Moreover, the exponential convergence rate is estimated. The obtained results are less restrictive than those given in the earlier literature, and the boundedness and differentiability of the activation functions and differentiability of the time-varying delays are removed. Two examples with their simulations are given to show the effectiveness of the obtained results.
引用
收藏
页码:1601 / 1617
页数:17
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