Research Article
Regularized Embedded Multiple Kernel Dimensionality Reduction for Mine Signal Processing
Table 4
RI of different dimensionality reduction algorithms for the clustering task.
| Datasets | MKL-TR | MKL-SRTR | MKL-DR | MKL-EGE |
| Ionosphere | 0.5740 | 0.5762 | 0.5853 | 0.6034 | Sonar | 0.5023 | 0.5000 | 0.5000 | 0.5019 | USPS | 0.8690 | 0.8869 | 0.8619 | 0.8720 | Isolet | 0.9454 | 0.9497 | 0.9340 | 0.9668 | MINIST | 0.8822 | 0.8871 | 0.8870 | 0.9087 | Yale | 0.8942 | 0.9028 | 0.9009 | 0.9215 | PIE | 0.6338 | 0.6492 | 0.6335 | 0.6953 | ORL | 0.9536 | 0.9505 | 0.9517 | 0.9798 | COIL-20 | 0.8945 | 0.8929 | 0.8945 | 0.9075 | 20NG (comp) | 0.6883 | 0.6646 | 0.6648 | 0.7897 | 20NG (rec) | 0.9249 | 0.9183 | 0.9172 | 0.9662 | 20NG (sci) | 0.9072 | 0.9193 | 0.8157 | 0.9316 | 20NG (talk) | 0.5655 | 0.6636 | 0.6210 | 0.7239 |
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