Complexity / 2020 / Article / Fig 1

Research Article

Fast Spectral Correlation Based on Sparse Representation Self-Learning Dictionary and Its Application in Fault Diagnosis of Rotating Machinery

Figure 1

Outer race fault simulation signal of rolling element bearing: (a) simulation signal without noise; (b) simulation signal with strong background noise; (c) EDS of the signal as shown in Figure 1(b).

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