基于MATLAB的小波包滤波降躁程序,可用于信号处理方面-based on MATLAB wavelet packet filtering down impatient procedures can be used for signal processing

关于小波分解中的低频图像，实现低通滤波消噪小波软硬阈值去噪的程序-About low-frequency image of wavelet decomposition, realize low-pass filtering de-noising of wavelet soft threshold denoising process