用遗传算法进行系统辨识

System Identification Using Genetic Algorithms

介绍了遗传算法的基本原理,并给出了遗传算法用于辨识系统时延和参数的适应函数和实现步骤。利用该方法能够获得参数的无偏估计,并具有计算稳定、鲁棒性强和辨识精度高等优点。仿真结果说明了方法的有效性和实用性。

The basic principle of genetic algorithm is introduced. The adapting function and the implementation method of genetic algorithm in system identification is proposed. Using this method,the unbiased parameter estimation and the computation stability can be obtained. It also has the advantages of strong robustness and high identification precision. Simulation result shows this algorithm is very efficient and practical.