传统的水印嵌入程序,是基于离散小波变换的算法程序，对防止盗版等有极大的意义-Traditional watermark embedding procedure is based on discrete wavelet transform algorithm to prevent piracy have great significance

lle（局部线性嵌入）算法的源代码，适合进行人脸识别等，可降维。-lle (LLE) algorithm source code, suitable for face recognition, can reduce the dimension.