Research Article
Informative Gene Selection and Direct Classification of Tumor Based on Chi-Square Test of Pairwise Gene Interactions
Table 4
Independent test accuracy and informative gene number used indifferent models (in parentheses) for multiclass gene-expression datasets.
| Model | Leuk1 | Lung1 | Leuk2 | SRBCT | Breast | Lung2 | DLBCL | Leuk3 | Cancers | GCM | Aver ± std |
| HC-TSP* | 97.06 | 71.88 | 80 | 95 | 66.67 | 83.58 | 83.33 | 77.68 | 74.32 | 52.17 | 78.17 ± 13.17 |
() |
() |
() |
(6) |
(8) |
(8) |
(10) |
(12) |
(20) |
(26) |
(10.2) |
| HC-K-TSP* | 97.06 | 78.13 | 100 | 100 | 66.67 | 94.03 | 83.33 | 82.14 | 82.43 | 67.39 | 85.12 ± 12.42 |
(36) |
(20) |
(24) |
(30) |
(24) |
(28) |
(46) |
(64) |
(128) |
(134) |
(53.4) |
| DT* | 85.29 | 78.13 | 80 | 75 | 73.33 | 88.06 | 86.67 | 75.89 | 68.92 | 52.17 | 76.35 ± 10.49 |
() |
() |
() |
() |
() |
(5) |
(5) |
(16) |
(10) |
(18) |
(6.9) |
| PAM* | 97.06 | 78.13 | 93.33 | 95 | 93.33 | 100 | 90 | 93.75 | 87.84 | 56.52 | 88.5 ± 12.71 |
(44) |
(13) |
(62) |
(285) |
(4,822) |
(614) |
(3,949) |
(3,338) |
(2,008) |
(1,253) |
(1,638.8) |
| mRMR-SVM | 76.47 | 78.13 | 100.00 | 75.00 | 96.67 | 95.52 | 96.67 | 91.96 | 71.62 | 45.65 | 82.77 ± 16.85 |
(7) |
(13) |
(19) |
(9) |
(97) |
(120) |
(16) |
(119) |
(89) |
(57) |
(54.6) |
| SVM-RFE-SVM | 85.29 | 78.13 | 93.33 | 95.00 | 90.00 | 88.06 | 90.00 | 91.07 | 93.24 | 63.04 | 86.72 ± 9.62 |
(5) |
(9) |
(8) |
() |
(7) |
(9) |
(13) |
(35) |
(29) |
(199) |
(31.7) |
| TSG | 97.06 | 81.25 | 100 | 100 | 86.67 | 95.52 | 93.33 | 91.07 | 79.73 | 67.39 | 89.20 ± 10.5 |
(6) |
(20) |
(44) |
(13) |
(63) |
(60) |
(16) |
(95) |
(81) |
(112) |
(51) |
| -IRG-DC | 97.06 | 84.38 | 100 | 100 | 90 | 97.01 | 93.33 | 93.75 | 85.14 | 67.39 | 90.81 ± 9.91 |
(29) |
(23) |
(20) |
(23) |
(31) |
(52) |
(37) |
(46) |
(47) |
(64) |
(37.2) |
|
|
Results reported in [28].
|