中文说明：
利用fastICA算法实现了两幅图像的分离。内附源图像文件（两种）。同时还利用峰值信噪比PSNR和性能指标PI实现了对分离效果的评价。原创代码。
English Description：
The fast ICA algorithm is used to separate the two images. Source image files (two types) are included. At the same time, PSNR and PI are used to evaluate the separation effect. Original code.