Lip image analysis has attracted much interest in recent years because some important speech information is contained in the shape and movement of the lip. To extract such information from the lip images, accurate and robust lip region segmen

用matlab提取图像的骨架 参看边缘检测技术、闭合边界技术和轮廓提取方面的资料 用canny算子检测得到的边界图见附图，还需要进行边界的修补然后提取轮廓 根据你的要求再自己加些东西进去吧 -Matlab was used to extract the skeleton of the image See the edge detection technology, a closed boundary contour extraction and information tec