Research Article
A 1.5D Spectral Kurtosis-Guided TQWT Method and Its Application in Bearing Fault Detection
Figure 4
Time-domain waveform of simulated signals. (a) Periodic impulse components , (b) nonperiodic transient impulse components , (c) modulation harmonic components , (d) noise components , and (e) composite signal of four components .
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