中文说明：这里是常用的压缩感知理论中观测矩阵代码，像随机高斯测量矩阵，随机贝努力测量矩阵，部分哈达玛测量矩阵，部分傅里叶测量矩阵，托普利兹测量矩阵，循环测量矩阵。重构算法：有CoSaMP重构算法，OMP重构算法，StOMP重构算法，BP重构算法，SP重构算法等。
English Description：
Here are the commonly used observation matrix codes in compressed sensing theory, such as random Gaussian measurement matrix, random Bayes measurement matrix, partial Hadamard measurement matrix, partial Fourier measurement matrix, toplitz measurement matrix and cyclic measurement matrix. Reconstruction algorithm: CoSaMP reconstruction algorithm, OMP reconstruction algorithm, stomp reconstruction algorithm, BP reconstruction algorithm, SP reconstruction algorithm, etc.