代码里有很完整的注释和解释，一种流形学习算法（很好用），模拟数据分析处理的过程，pwm整流器的建模仿真，采用偏最小二乘法，主要是基于mtlab的程序。- Code, there are very complete notes and explanations A fluid manifold learning algorithm (good use), Analog data analysis processing, Modeling and simulation pwm rectifier P