Research Article
A Folded Concave Penalty Regularized Subspace Clustering Method to Integrate Affinity and Clustering
| Methods | SSC | LRR | LRSC | KSSC | SSC-OMP | EDSC | S3C | SSRSC | TLRR | KTRR | Our method |
| CA (%) | | | | | | | | | | | | | | | 78.05 | 64.7 | 63.1 | 74.4 | 73.5 | 78.7 | 60.6 | 79.6 | 68.4 | 80.8 | | 81.8 | | 84.4 | 67.0 | 65.3 | 79.8 | 79.6 | 84.8 | 62.7 | 81.4 | 71.7 | 84.9 | | 85.9 | | 86.8 | 70.3 | 68.0 | 82.8 | 84.8 | 88.4 | 65.8 | 83.2 | 74.5 | 88.8 | | 90.3 |
| NMI | | | | | | | | | | | | | | | 0.7284 | 0.6148 | 0.6094 | 0.7034 | 0.7056 | 0.7493 | 0.4333 | 0.7302 | 0.6183 | 0.7500 | | 0.7508 | | 0.7603 | 0.6394 | 0.6339 | 0.7544 | 0.7306 | 0.7684 | 0.4354 | 0.7495 | 0.6443 | 0.7745 | | 0.7865 | | 0.7734 | 0.6549 | 0.6407 | 0.7596 | 0.7385 | 0.7693 | 0.4426 | 0.7528 | 0.6487 | 0.7946 | | 0.7905 |
| Purity | | | | | | | | | | | | | | | 0.7339 | 0.6594 | 0.6283 | 0.7084 | 0.6948 | 0.7648 | 0.5245 | 0.7257 | 0.6384 | 0.7747 | | 0.7806 | | 0.7644 | 0.6645 | 0.6366 | 0.7585 | 0.7058 | 0.7743 | 0.5433 | 0.7504 | 0.6748 | 0.7947 | | 0.8019 | | 0.7796 | 0.6765 | 0.6444 | 0.7658 | 0.7399 | 0.8085 | 0.5574 | 0.7653 | 0.6737 | 0.8095 | | 0.8145 |
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