|
Performance test results comparing SVM results with known classification in test set (data selected from PubMed during five consecutive weeks from Feb 22, 2007 to March 28, 2007) |
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| Test Parameters |
22-Feb-07 |
1-Mar-07 |
8-Mar-07 |
15-Mar-07 |
22-Mar-07 |
ROC area (95% CI) |
p value |
|
|
|
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| One Way |
Recall |
0.946 |
0.968 |
0.951 |
0.965 |
0.951 |
0.967 |
|
| Precision |
0.345 |
0.297 |
0.265 |
0.298 |
0.265 |
(0.958–0.975) |
||
| Specificity |
0.981 |
0.981 |
0.980 |
0.981 |
0.980 |
|||
|
|
< 0.0001 |
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| Two Way |
Recall |
0.946 |
0.992 |
0.967 |
0.977 |
0.993 |
0.982 |
|
| Precision |
0.345 |
0.311 |
0.291 |
0.323 |
0.336 |
(0.976 – 0.987) |
||
| Specificity |
0.981 |
0.982 |
0.982 |
0.983 |
0.984 |
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|
One-way: key words with z scores greater than 1.96 were selected as featured key words. Two-way: key words with z scores greater than 1.96 or less than -1.96 were selected as featured key words. AUC: area under the curve. CI: confident interval | ||||||||
Yu et al. BMC Bioinformatics 2008 9:205 doi:10.1186/1471-2105-9-205 |
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