中文说明：资源描述这是一个基于水平集的方法提取图像边缘，可以用于提取超声心动图左心室，人脸识别等方面，同时也可以作为图像处理初学者的参考文件，编程语言为MATLAB。
English Description：
Application backgroundThis is a level set based method to extract the edge of the image, can be used to extract the left ventricle, face recognition and other aspects, but also can be used as a reference for beginners of image processing, programming language is MATLAB.