关于soft matting的MATLAB代码-A closed form solution to Natural Image Matting A. Levin D. Lischinski and Y. Weiss

The missing code with resources on http://www.alphamatting.com, matlab implementation for [1] A. Levin D. Lischinski and Y. Weiss. A Closed Form Solution to Natural Image Matting.

按照这个要求，对前面进行取样得到数据进行处理，并记录下使上式最小的那一对组合，就初步确定了最佳的取样点。 其实，这个时候我们也就可以初步获得处理后的α值了，比如对于我们前面所说的Trimap，其原始图像及经过sample和gather处理后的结果如下图：(We are interested in a general alpha matting approach for the simultaneous extraction of multiple image layers; ea