Figure 18
From: Incipient Gear Fault Detection Using Adaptive Impulsive Wavelet Filter Based on Spectral Negentropy
![Figure 18](http://media.springernature.com/full/springer-static/image/art%3A10.1186%2Fs10033-022-00678-4/MediaObjects/10033_2022_678_Fig18_HTML.png)
Squared envelope spectrum of the processed tooth broken signal based on the proposed criterion
From: Incipient Gear Fault Detection Using Adaptive Impulsive Wavelet Filter Based on Spectral Negentropy
Squared envelope spectrum of the processed tooth broken signal based on the proposed criterion