Research Article
Regularized Embedded Multiple Kernel Dimensionality Reduction for Mine Signal Processing
Table 3
NMI of different dimensionality reduction algorithms for the clustering task.
| Datasets | MKL-TR | MKL-SRTR | MKL-DR | MKL-EGE |
| Ionosphere | 0.1336 | 0.1422 | 0.1292 | 0.1829 | Sonar | 0.0045 | 0.0004 | 0.0004 | 0.0047 | USPS | 0.5725 | 0.6069 | 0.5451 | 0.5771 | Isolet | 0.9474 | 0.9332 | 0.9237 | 0.9612 | MINIST | 0.7287 | 0.7342 | 0.7083 | 0.7957 | Yale | 0.5414 | 0.5989 | 0.5212 | 0.6305 | PIE | 0.0390 | 0.0629 | 0.0351 | 0.1426 | ORL | 0.7813 | 0.7753 | 0.7588 | 0.8061 | COIL-20 | 0.7095 | 0.6995 | 0.6859 | 0.7034 | 20NG (comp) | 0.3224 | 0.3173 | 0.3094 | 0.5536 | 20NG (rec) | 0.7797 | 0.7497 | 0.7241 | 0.8502 | 20NG (sci) | 0.7468 | 0.7372 | 0.6205 | 0.8147 | 20NG (talk) | 0.3954 | 0.3489 | 0.3328 | 0.5829 |
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