matlab做的，关于滚动轴承振动信号故障诊断很重要的数据库，做机器学习的朋友可以看看啊！-Matlab do, on the rolling bearing vibration signal fault diagnosis is very important , machine learning friends can see ah!

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.

数据模型归一化，模态振动，基于分段非线性权重值的Pso算法，在MATLAB中求图像纹理特征。- Normalized data model, modal vibration, Based on piecewise nonlinear weight value Pso algorithm, In the MATLAB image texture feature.

Matlab实现界面友好，数据模型归一化，模态振动，用于建立主成分分析模型。- Matlab to achieve user-friendly, Normalized data model, modal vibration, Principal component analysis model for establishing.