Table 1.
Selected feature subsets and classification performance.
| GSO | mRMR | SIMBA | RFaccuracy |
|---|---|---|---|
| duration | min freq (meanentire) | duration | duration |
| peak freq (stddeventire) | duration | quart 50 (start) | peak freq (stddeventire) |
| max freq (stddeventire) | quart 25 (meanentire) | peak freq (stddeventire) | max freq (stddeventire) |
| quart 50 (stddeventire) | bandw (start) | peaktopeak | quart 50 (stddeventire) |
| min freq (stddeventire) | peak freq (end) | max freq (stddeventire) | min freq (stddeventire) |
| quart 50 (minentire) | peak freq (stddeventire) | peak freq (start) | quart 50 (minentire) |
| quart 25 (mean) | peak freq (start) | peak freq (end) | quart 25 (mean) |
| max freq (minentire) | peak freq (centre) | quart 75 (start) | max freq (minentire) |
| quart 50 (start) | min freq (start) | entropy (mean) | quart 50 (start) |
| peak freq (start) | fundamental (max) | bandw (stddeventire) | peak freq (start) |
| peak freq (minentire) | quart 25 (mean) | entropy (maxentire) | peak freq (minentire) |
| min freq (minentire) | entropy (centre) | bandw (maxentire) | min freq (minentire) |
| max freq (start) | quart 75 (end) | quart 25 (meanentire) | max freq (start) |
| quart 25 (meanentire) | max freq (stddeventire) | peak ampl (end) | quart 25 (meanentire) |
| quart 75 (stddeventire) | quart 25 (end) | min freq (mean) | quart 75 (stddeventire) |
| 82.0 ± 8.3 | 87.4 ± 6.3 | 88.0 ± 6.4 | 84.2 ± 7.4 |