Complexity / 2020 / Article / Fig 4

Research Article

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

Figure 4

FSC image and EES of the reconstructed signal: (a) FSC image of the reconstructed signal by using the learned atoms as shown in Figure 3; (b) EES image of the reconstructed signal by using the obtained FSC image as shown in Figure 4(a).
(a)
(b)

Article of the Year Award: Outstanding research contributions of 2020, as selected by our Chief Editors. Read the winning articles.