数字语音处理，包括参数法求频谱和直接法，还有加汉明窗的帧提取，并求清音和浊音-Digital speech processing, including parametric and direct method of spectrum requirements, as well as Jia Hanming window frame extraction, and seek voiceless and voiced

MeanShift is a non-parametric method in order to estimate the PDF of a distribution.