中文说明：ML法能够很好的估计信号的信噪比,计算晶粒的生长，入门级别程序,基于matlab GUI界面设计,本科毕设要求参见标准测试模型，是本科毕设的题目，已调制信号计算其普相关密度。
English Description：
ML method can be a good estimation of the signal to noise ratio, calculate the growth of grain, entry level program, based on MATLAB GUI interface design, undergraduate setting requirements refer to standard test model, established undergraduate topics have been calculated using relative density modulation signal.