目前比较流行的稀疏分解重构程序，可以用在人脸识别、字典构造等方面。-Currently popular sparse decomposition and reconstruction process, can be used in face recognition, dictionary structure and so on.

压缩感知 L1范数最小化算法正交匹配追踪法重构信号-compressive sensing L1-norm OMP signal reconstruction