College of Computer;
Nanjing University of Posts and Telecommunications;
Nanjing 210046;
China;
Institute of Computer Technology;
Nanjing University of Posts and Telecommunications;
Nanjing 210046;
China;
College of Science;
Nanjing University of Posts and Telecommunications;
Nanjing 21004-6;
China;
Associative memory; asymptotical stability; convergence; neural network;