Table 1. The results of simulation 1.
| Size | ARRB1(%) | ECE2(%) | COPA(%) | SMAD4(%) | C-Stat (SE)% | Rand (SE)% | |
|---|---|---|---|---|---|---|---|
| Forward-AC | 28.7 | 66 | 16 | 46 | 0 | 69.71(4.11) | 34.68(5.56) |
| Forward-SCC | 52.2 | 64 | 22 | 4 | 84 | 74.95(6.61) | 28.02(2.26) |
| Backward-AC | 49.5 | 0 | 16 | 40 | 0 | 66.99(3.10) | 23.20(2.67) |
| Backward-SCC | 60.4 | 0 | 44 | 76 | 54 | 62.65(5.55) | 15.87(5.04) |
| Cox-filter: AC | 59.2 | 100 | 4 | 0 | 0 | 54.09(7.09) | 35.89(2.46) |
| Cox-filter: SCC | 74.1 | 0 | 0 | 0 | 86 | 54.44(10.05) | 26.47(2.80) |
| Cox-TGDR: AC | 8.2 | 100 | 0 | 36 | 0 | 69.09(2.66) | 32.13(3.33) |
| Cox-TGDR:SCC | 3.8 | 100 | 0 | 4 | 0 | 53.34(7.79) | 42.16(8.59) |
| LASSO: AC | 37.8 | 100 | 94 | 0 | 2 | 76.00(2.20) | 22.65(0.92) |
| LASSO: SCC | 4.0 | 0 | 0 | 0 | 92 | 54.03(4.67) | 34.05(7.75) |
Note: Size: the average number of selected genes over 50 replicates. Under each gene symbol, its frequencies of being selected over 50 replicates by different algorithms are presented. Forward: forward Cox-filter selection; Backward: backward Cox-filter selection.