fourier

说明：  基于短时能量 短时过零率 自相关函数的语音清浊分类算法(Zero based on short-term rate of short-term energy autocorrelation function of speech voicing classification algorithm)

小波图像分析 小波图像分析 小波图像分析 小波图像分析 小波图像分析 小波图像分析 小波图像分析 小波图像分析 小波图像分析 小波图像分析(wavelet image analysis wavelet image analysis wavelet image analysis Image Analysis Wavelet image analysis wavelet image analysis wavelet image analysis wavelet image analysis wavelet image analysis wavelet image analysis Image Wavelet analysis of image analysis wavelet image analysis wavelet image analysis wavelet image analysis wavelet image analysis Image Analysis)

数字信号处理清华大学出版社第二版 课本matlab源码(Digital Signal Processing, Tsinghua University Press, second edition of the textbook matlab source)

Harris角点检测算法，应用于图像的形状检索(Harris corner detection algorithm applied to the shape of the image retrieval)

用于搜寻rayleigh波在多层介质中频散的解的求根函数。用matlab开发的。(this program developed for seeking the groupvelocity and phasevelocity according the period and the initial velocity。)

水准测量的点位精度和平差后的点的坐标。可以利用该程序得到误差椭圆。(Leveling point precision of peace after the coordinates of the points difference. The program can be obtained using the error ellipse.)

说明：  小孔成像，映射一个简单的圆柱体，可以精确计算投影信息(Pinhole imaging, mapping a simple cylinder, projection information can be accurately calculated)

通过Matlab程序，将word文档中词义相近的词语聚类，并分析计算聚类后不同类别词语的频数。(By Matlab procedures, the word document clustering words of similar meaning, and to analyze the frequency of different types of words after computing clusters.)

this is a good file for GME study

沪深300股指期货程序化策略MATLAB实现(A Program strategy of Shanghai and Shenzhen 300 stock index futures coded by matlab)