压缩感知与图像重建，详细介绍了KSVD、OMP、IRLS 、 Dantzig Selector 、MP 等算法的原理，并在MATLAB平台上编程实现。(Compressed sensing and image reconstruction, the principle of KSVD, OMP, IRLS, Dantzig Selector, MP and other algorithms are introduced in detail, and it is programmed on MAT