Research Article
Multiple Kernel Dimensionality Reduction via Ratio-Trace and Marginal Fisher Analysis
Table 1
Description of benchmark datasets.
| Datasets | Dimensions | # of samples | # of classes |
| Ionosphere | 33 | 351 | 2 | Sonar | 60 | 208 | 2 | USPS | 256 | 3000 | 10 | Isolet | 617 | 900 | 3 | MINIST | 784 | 600 | 3 | Yale | 1024 | 165 | 15 | PIE | 1024 | 680 | 4 | ORL | 1024 | 400 | 40 | COIL-20 | 1024 | 1440 | 20 |
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