压缩感知程序，利用CS对一维信号进行完美重构，适合稀疏信号-Compressed sensing applications, the use of CS for one-dimensional signal is perfect reconstruction, suitable for sparse signal

这个文件用PCD算法解决压缩感知（构造一个冗余字典用于图像的修复）(Using PCD algorithm to solve compressed sensing (constructing a redundant dictionary for image restoration).)

压缩感知，确定性测量矩阵构造，matlab语言编程(Compressed sensing, construction of deterministic measurement matrix)