中文说明：
压缩感知：3维压缩感知重构算法，采用最速下降法和梯度投影原理,逐步逼近最优解。是本人精心编写调试好的，请放心使用。
English Description：
Compression perception: 3 d compression perception reconstruction algorithm, using the steepest descent method and gradient projection principle, increasingly close to the optimal solution.Is I elaborate debugging good, please be assured that use.