自己写的幅值谱分析的matlab程序，可以应用与机械振动信号分析中。-this is a matlab program that can analylize the amplifier of a wave.

小波熵去噪，仿真期刊《基于小波熵的矿用齿轮箱振动信号相关去噪法》-The wavelet entropy denoising simulation journal based the wavelet entropy mine with gearbox vibration signal denoising law "

简单实现信号的时域频域转换，根据网上文件改编，适合于汽车做起座椅振动加速度的测量(The signal is converted into time domain and frequency domain)