Table 3 Comparison of maximum recognition accuracies on gene-expression databases using up to 100 top ranked features obtained by different feature-selection methods and a nearest neighbor classifier
MRMR [53] | Information gain [54] | Presented | |||||
|---|---|---|---|---|---|---|---|
Database | Total number of features | Accuracy (%) | Selected number of features | Accuracy (%) | Selected number of features | Accuracy (%) | Selected number of features |
CLL-SUB-111 | 11340 | 64.5±6.7 | 32 | 64.2±8.0 | 34 | 74.9±2.6 | 1 |
SMK-CAN-187 | 19993 | 65.1±4.3 | 41 | 65.1±3.8 | 29 | 71.2±1.7 | 1 |
GLI-85 | 22283 | 83.4±4.5 | 67 | 84.2±5.0 | 87 | 88.3±2.9 | 3 |
GLA-BRA-180 | 4915 | 64.8±3.4 | 45 | 65.6±4.5 | 27 | 68.4±5.1 | 37 |
TOX-171 | 5748 | 66.2±5.1 | 100 | 65.5±5.0 | 92 | 69.6±4.4 | 89 |