Shape context 是一种基于特征的识别算子，其高性能的识别效果使只得到了广泛的应用，这些是学习Shape context 必须要看的一些资料已经自己的一些学习总计希望能有所收获-Shape context is a feature-based recognition operator, its high-performance results so that only the recognition has been widely used, these are learning Shape context must be to look at some of the information has been a total of some of their own study hopes to have a harvest