Table 5. SVM Precision(P), Recall(R) and F-measure(F) on top 20 features using 5-fold CV on different data sets.
GF-CSFS (Pineda-Bautista, Carrasco-Ochoa & Martınez-Trinidad, 2011) framework is compared against our SMBA-CSFS. FS: Fisher Score, mRMR: Minimum-Redundancy-Maximum-Relevance, MI: Mutual Information, RFS: Robust Feature Selector, EN: Elastic Net, BSL: all features. The best results are highlighted in bold. The number in parentheses is the number of features when the performance is achieved.
| ALLAML | LEUKEMIA | CLL_SUB_111 | GLIOMA | LUNG_C | LUNG_D | DLBCL | CARCINOM | GCM(14) | |||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| P | R | F | P | R | F | P | R | F | P | R | F | P | R | F | P | R | F | P | R | F | P | R | F | P | R | F | |
| Fisher | 0.96(15) | 0.96(14) | 0.96 | 0.97(2) | 0.97(2) | 0.97 | 0.84(4) | 0.84(4) | 0.84 | 0.76(8) | 0.75(8) | 0.75 | 0.96(18) | 0.96(18) | 0.96 | 0.97(16) | 0.97(16) | 0.97 | 1.0(17) | 1.0(17) | 1.0 | 0.95(13) | 0.95(13) | 0.95 | 0.93(18) | 0.93(18) | 0.93 |
| Relief | 0.98(16) | 0.98(16) | 0.98 | 0.97(8) | 0.97(8) | 0.97 | 0.82(5) | 0.82(5) | 0.82 | 0.72(19) | 0.7(15) | 0.71 | 0.95(19) | 0.95(19) | 0.95 | 0.96(9) | 0.95(9) | 0.95 | 1.0(10) | 1.0(10) | 1.0 | 0.96(17) | 0.96(17) | 0.96 | 0.91(20) | 0.91(20) | 0.91 |
| mRMR | 0.69(8) | 0.69(8) | 0.69 | 0.97(13) | 0.97(4) | 0.97 | 0.84(15) | 0.84(15) | 0.84 | 0.77(20) | 0.77(20) | 0.77 | 0.97(18) | 0.97(18) | 0.97 | 0.97(17) | 0.97(17) | 0.97 | 1.0(11) | 1.0(11) | 1.0 | 0.97(15) | 0.97(15) | 0.97 | 0.91(20) | 0.91(20) | 0.91 |
| MI | 0.99(17) | 0.99(17) | 0.99 | 0.98(2) | 0.98(17) | 0.98 | 0.8(13) | 0.8(13) | 0.8 | 0.75(3) | 0.75(3) | 0.75 | 0.94(18) | 0.94(18) | 0.94 | 0.97(11) | 0.97(11) | 0.97 | 1.0(12) | 1.0(12) | 1.0 | 0.97(17) | 0.97(16) | 0.97 | 0.91(19) | 0.91(19) | 0.91 |
| ls_l21 | 0.82(18) | 0.78(18) | 0.8 | 0.92(17) | 0.91(17) | 0.91 | 0.7(14) | 0.69(14) | 0.69 | 0.67(20) | 0.67(20) | 0.67 | 0.96(20) | 0.96(20) | 0.96 | 0.9(16) | 0.9(16) | 0.9 | 0.91(19) | 0.91(19) | 0.91 | 0.77(18) | 0.77(18) | 0.77 | 0.83(19) | 0.83(19) | 0.83 |
| ll_l21 | 0.91(19) | 0.9(19) | 0.9 | 0.87(14) | 0.86(14) | 0.86 | 0.76(20) | 0.76(20) | 0.76 | 0.73(19) | 0.73(19) | 0.73 | 0.96(16) | 0.96(16) | 0.96 | 0.91(18) | 0.9(18) | 0.9 | 0.97(17) | 0.97(17) | 0.97 | 0.85(20) | 0.85(20) | 0.85 | 0.78(20) | 0.78(20) | 0.78 |
| RFS | 0.87(14) | 0.85(14) | 0.86 | 0.96(19) | 0.96(19) | 0.96 | 0.68(12) | 0.69(12) | 0.68 | 0.69(20) | 0.67(20) | 0.68 | 0.95(20) | 0.95(20) | 0.95 | 0.93(19) | 0.91(19) | 0.92 | 0.94(20) | 0.93(20) | 0.93 | 0.85(19) | 0.85(19) | 0.85 | 0.79(20) | 0.79(20) | 0.79 |
| LASSO | 0.87(16) | 0.87(16) | 0.87 | 0.72(16) | 0.71(16) | 0.71 | 0.78(18) | 0.78(18) | 0.78 | 0.8(18) | 0.78(18) | 0.79 | 0.94(17) | 0.94(17) | 0.94 | 0.89(20) | 0.88(20) | 0.88 | 0.97(19) | 0.97(19) | 0.97 | 0.84(20) | 0.85(20) | 0.84 | 0.73(20) | 0.73(20) | 0.73 |
| EN | 0.87(16) | 0.87(16) | 0.87 | 0.72(16) | 0.71(16) | 0.71 | 0.78(18) | 0.78(18) | 0.78 | 0.8(18) | 0.78(18) | 0.79 | 0.94(17) | 0.94(17) | 0.94 | 0.89(20) | 0.88(20) | 0.88 | 0.97(19) | 0.97(19) | 0.97 | 0.84(20) | 0.85(20) | 0.84 | 0.73(20) | 0.73(20) | 0.73 |
| SMBA-CSFS | 0.83(16) | 0.83(16) | 0.83 | 0.86(20) | 0.86(20) | 0.86 | 0.67(20) | 0.68(20) | 0.67 | 0.8(20) | 0.77(20) | 0.78 | 0.98(15) | 0.98(15) | 0.98 | 0.99(19) | 0.99(19) | 0.99 | 1.0(20) | 1.0(20) | 1.0 | 0.99(20) | 0.98(20) | 0.98 | 0.97(20) | 0.97(20) | 0.97 |
| BSL | 1 | 1 | 1 | 1 | 1 | 1 | 0.74 | 0.74 | 0.74 | 0.92 | 0.92 | 0.92 | 0.93 | 0.93 | 0.93 | 0.8 | 0.8 | 0.8 | 1 | 1 | 1 | 0.98 | 0.98 | 0.98 | 1 | 1 | 1 |