偏微分方法进行图像修复（TV模型）的程序， 基于Roe 迎风格式-Restore an degraded Image (noising and blurring) by TV method. The numerical implementation is based on Roe upwind schema

这是一种通过检测图像的边界来对图像进行分割的算法，测地活动轮廓模型，迎风格式-This is an algorithm that segment an image by detecting the edge of the image, geodesic active contour model， up wind format