时间序列数据分析中的梅林变换工具，快速扩展随机生成树算法，调试通过可以使用，多姿态，多角度，有不同光照,重要参数的提取，pwm整流器的建模仿真，采用了小波去噪的思想，相参脉冲串复调制信号。- Time series data analysis Mellin transform tool, Rapid expansion of random spanning tree algorithm, Debugging can be used, Much posture, multi-angle, have different light, Extract important parameters, Modeling and simulation pwm rectifier Using wavelet denoising thought, Complex modulation coherent pulse train signal.