1. A New Method of Lyapunov Functionals for Delayed Cellular Neural Networks.
- Author
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Xuemei Li, Lihong Huang, and Jianhong Wu
- Subjects
ARTIFICIAL neural networks ,LYAPUNOV functions ,LYAPUNOV stability ,DIFFERENTIAL equations ,ARTIFICIAL intelligence ,NONLINEAR systems - Abstract
Lyapunov functionals and Lyapunov functions coupled with the Razumildiin technique are still the most popular tools in studying the stability of large-scale retarded nonlinear systems. However, it is generally difficult to construct Lyapunov functionals or functions that satisfy the strong conditions required in the classical stability theory. In this paper, we show that for some delay differential systems such as additive neural networks with delays, we can weaken the condition that the Lyapunov functional or function is positive definite, by using the equivalence between the state stability and the output stability. We apply our general theory to obtain some new stability conditions for cellular neural network models. It is represented that it is easy to construct Lyapunov functionals or functions satisfied conditions of our theorems. [ABSTRACT FROM AUTHOR]
- Published
- 2004
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