中文说明：对自然图像分块，然后分别利用离散小波变换、离散余弦变缓、轮廓波变换、双树离散小波变换来进行压缩感知重构。
English Description：
The natural image is divided into blocks. Then, based on discrete wavelet transform and discrete cosine slow, contour wavelet transform, dual tree discrete wavelet transform to compressed sensing reconstruction.