这个程序可以实现对振动等信号的滤波及特征提取，可以应用于实际。-This program can achieve the vibration signal filtering and feature extraction

小波包和BP神经网络在齿轮箱故障诊断中的应用，本文对齿 轮箱振动信号应用小波包分解提取故障特征向量，进一步用特征向量训练前向传播BP人工神经网络。-xiaobobao、BP、gearbox fault detection

连续相位调制信号(CPM)产生，小波包分析提取振动信号中的特征频率，MIT人工智能实验室的目标识别的源码。- Continuous phase modulation signal (CPM) to produce, Wavelet packet analysis to extract vibration signal characteristic frequency, MIT Artificial Intelligence Laboratory identification of the tar

分数阶傅里叶变换计算方面,基于小波变换的数字水印算法matlab代码，小波包分析提取振动信号中的特征频率。- Fractional Fourier transform computing, Based on wavelet transform digital watermarking algorithm matlab code, Wavelet packet analysis to extract vibration signal characteristic frequency.