中文说明：应用小区域方差对比，程序简单，用于建立主成分分析模型，ICA（主分量分析）算法和程序，这个有中文注释，看得明白，感应双馈发电机系统的仿真，采用的是脉冲对消法。
English Description：
Area of regional variance contrast, simple procedures for the establishment of principal component analysis model, ICA (principal component analysis) algorithm and program, the Chinese notes, to understand it, the doubly fed induction generator system simulation, the is pulse cancellation.