Comprehensive Evaluation Model of Bearing Transportation Protection Effect of Bogie Traction Motor under Data Imbalance

Figure 19

Cluster effect of the optimal subsets under different measures.

(a) The best subcluster class effect of the third single measure

(b) The best subcluster class effect of the sixth single measure

(c) The best subcluster class effect of the 7 single measure

(d) Best subcluster class effect for the 10 single measure

(e) Clustering effect of the optimal characteristic subset with optimal multiple measures