提升小波的分解重构，与阈值降噪程序源码码，适合MEMS陀螺降噪。 可直接使用。 -Lifting wavelet decomposition and reconstruction, with the threshold noise reduction program source code, suitable for MEMS gyroscope noise reduction. Can be used directly.

用小波工具箱函数实现小波包的分解与重构，非常适合与机械故障特征提取。-Wavelet packet decomposition and reconstruction, and is ideal for mechanical fault feature extraction using wavelet toolbox functions.

一维小波包在matlab分解六层分解，与重构，可得高低频。与原高低频对比。- One dimensional wavelet packet decomposition in the MATLAB decomposition of the six layer, and the reconstruction can be HISTEP low frequency. Contrast with the original high and low frequency.