Research Article
Similarity Measure Learning in Closed-Form Solution for Image Classification
Table 2
Classification performance comparison on the Yale database.
| Method | 2 Train | 3 Train | 4 Train | 5 Train | 6 Train | 7 Train | Error | d | Error | d | Error | d | Error | d | Error | d | Error | d |
| PCA | | 29 | | 44 | | 58 | | 74 | | 32 | | 30 | RS-2DPCA | | 17 | | 17 | | 17 | | 17 | | 17 | | 17 | LDA | | 10 | | 14 | | 14 | | 14 | | 14 | | 14 | LPP | | 14 | | 14 | | 19 | | 23 | | 24 | | 21 | MFA | | 18 | | 23 | | 27 | | 20 | | 19 | | 25 | CDA | | 19 | | 22 | | 23 | | 18 | | 26 | | 19 | CEA | | 21 | | 25 | | 18 | | 19 | | 20 | | 18 | ISM-GE | | 19 | | 20 | | 19 | | 20 | | 22 | | 19 | MSE | | 23 | | 24 | | 22 | | 21 | | 24 | | 22 | CSML | 40.3 ± 6.8 | 14 | 29.4 ± 5.6 | 19 | 22.7 ± 6.1 | 13 | 17.8 ± 4.7 | 20 | 13.4 ± 4.2 | 19 | 11.7 ± 5.2 | 15 | KCSML | 37.4 ± 7.1 | 18 | 28.7 ± 6.3 | 24 | 23.1 ± 7.5 | 21 | 15.9 ± 6.0 | 26 | 10.2 ± 5.4 | 21 | 9.6 ± 6.1 | 27 |
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