A New Modelling and Feature Extraction Method Based on Complex Network and Its Application in Machine Fault Diagnosis

<div>16D subnetwork average degree. (a) Feature of rolling element fault. (b) Feature of inner ring fault. (c) Feature of outer ring fault. (d) Feature of normal.</div>

Shock and Vibration

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Figure 7

Figure 7: A New Modelling and Feature Extraction Method Based on Complex Network and Its Application in Machine Fault Diagnosis 