pca-提取主成分，降维，压缩图像数据量，简化下一步的处理； 小波检测—该程序通过小波系数的提取、重构检测出图像的边缘； 其它的均为图像分割的代码，包含形态学分水岭的一些算法，与Ostu等算法。-pca-extraction of principal components, reduce dimensions, compress image data, to simplify further processing Wavelet detection- the program b

code source compression image using Haar wavelet By Arash Fattahi, Omid Aladini {r_ash,omid}@cs.sharif.edu To compress an image use this command in MATLAB: haar_compression(FILE_NAME,COMP_LEVEL,MOSAIC_SIZE) example: haar_compres