Enhanced Orthogonal Matching Pursuit Algorithm and Its Application in Mechanical Equipment Fault Diagnosis

Figure 5

Simulated signal analysis results from the EOMP method: (a) waveform and FFT spectrum of the simulated signal , (b) waveform and FFT spectrum of the simulated signal , (c) waveform and FFT spectrum of the simulated signal , (d) waveform and FFT spectrum of the extracted signal , and (e) waveform and FFT spectrum of the extracted signal .

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