Table 2 Estimated error rates (ATE) and standard deviations for an increasing number of features on colon cancer data (average over 50 experiments), for each of the ranking methods.
# genes | E-RFE | RFE | SQRT-RFE | CC | TT |
|---|---|---|---|---|---|
10 | 20.9 ± 10.0 | 22.0 ± 11.0 | 19.5 ± 9.8 | 20.4 ± 10.6 | 21.3 ± 9.4 |
20 | 19.9 ± 8.9 | 20.0 ± 9.1 | 19.3 ± 9.5 | 20.8 ± 9.6 | 19.2 ± 10.5 |
50 | 18.5 ± 8.5 | 18.4 ± 9.0 | 17.2 ± 8.1 | 20.7 ± 8.1 | 21.2 ± 9.3 |
100 | 16.8 ± 7.8 | 17.3 ± 8.1 | 17.2 ± 8.2 | 21.5 ± 9.6 | 22.0 ± 10.5 |
300 | 17.2 ± 8.2 | 17.6 ± 8.1 | 17.6 ± 8.2 | 19.7 ± 10.2 | 19.9 ± 9.5 |
500 | 17.9 ± 7.9 | 17.9 ± 7.9 | 17.5 ± 7.4 | 17.7 ± 8.3 | 17.5 ± 8.6 |
1000 | 16.9 ± 7.5 | 16.9 ± 7.4 | 16.8 ± 7.3 | 17.1 ± 7.5 | 17.5 ± 7.6 |
2000 | All features: 16.0 ± 7.5 |  |  |  |  |