A 1.5D Spectral Kurtosis-Guided TQWT Method and Its Application in Bearing Fault Detection

<div>(a) Optimal subband selection process of the 1.5D spectral kurtosis-guided TQWT method, (b) time-domain waveform of the optimal subband, and (c) 1.5D spectrum of (b).</div>

Shock and Vibration

fig16

Figure 16

Figure 16: A 1.5D Spectral Kurtosis-Guided TQWT Method and Its Application in Bearing Fault Detection 