Fig. 1. Convergence analysis of four clustering algorithms. (a) FCM; (b) K-means; (c) DPC; (d) JW-FCM

Fig. 2. Clustering results of four clustering algorithms on Spiral data set. (a) FCM; (b) K-means; (c) DPC; (d) JW-FCM

Fig. 3. Clustering results of four clustering algorithms on S1 data set. (a) FCM; (b) K-means; (c) DPC; (d) JW-FCM

Fig. 4. Clustering results of four clustering algorithms on ISquare2 data set. (a) FCM; (b) K-means; (c) DPC; (d) JW-FCM

Fig. 5. Comparison of ACC indicators

Fig. 6. Comparison of ARI indicators

Fig. 7. Robustness comparison on Wine data set

Fig. 8. Robustness comparison on Thyroid data set

Fig. 9. Robustness comparison on D31 data set

Fig. 10. Robustness comparison on S1 data set

Fig. 11. Robustness comparison on Isquare2 data set

Fig. 12. Robustness comparison on Spiral data set