Bearing Fault Diagnosis Method Based on Multidomain Heterogeneous Information Entropy Fusion and Model Self-Optimisation

Figure 22

Comparison of diagnostic performances of some models. (a) Diagnostic convergence curves of four deep learning methods (based on CWRU dataset). (b) Diagnostic convergence curves of four deep learning methods (mased on IMS dataset). (c) Classification results of SVM in shallow learning algorithm (based on CWRU dataset). (d) Classification results of SVM in shallow learning algorithm (based on IMS dataset).

(a)

(b)

(c)

(d)