中文说明: 信息熵 香浓熵短时傅里叶变换 时频分析matlab 信号处理 轴承故障 故障信号 信号经采集,然后需要降噪处理,最后再故障分析。
English Description:
&Information entropy short time Fourier transform time-frequency analysis matlab signal processing bearing fault fault signal after signal collection, noise reduction and fault analysis.