中文说明：
小波变换去噪，软阈值和硬阈值，以及自己的设计的阈值函数来去噪，毕业设计全套。很全面的资料，绝对最全面的资料，我保证。
English Description：
Wavelet transform denoising, soft threshold and hard threshold, as well as their own designed threshold function to denoise, a complete set of graduation design. Very comprehensive information, absolutely the most comprehensive information, I promise