信号处理中的旋转不变子空间法，主要为数据分析和统计，感应双馈发电机系统的仿真，多抽样率信号处理，通过反复训练模板能有较高的识别率。- Signal Processing ESPRIT method, Mainly for data analysis and statistics, Simulation of doubly fed induction generator system, Multirate signal processing, Through repeated training QvZepFHlate have higher recognition rate.