Table 2 |
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|
Cross validation statistics. |
||||
|
Statistic |
PG07 |
Radiology |
AIDSBio |
Control |
|
|
||||
|
# Relevant |
1663 |
67 |
10727 |
10000 |
|
# Irrelevant |
99986 |
100000 |
99927 |
99955 |
|
Prevalence |
0.01636 |
0.00067 |
0.09702 |
0.09095 |
|
|
||||
|
ROC Area |
0.9754 |
0.9923 |
0.9913 |
0.4975 |
|
ROC Std Error |
0.0020 |
0.0047 |
0.0004 |
0.0030 |
|
Averaged Precision |
0.693 |
0.711 |
0.924 |
0.090 |
|
Break-Even |
0.652 |
0.642 |
0.884 |
0.089 |
|
|
||||
|
Summary of the cross validation training sets and performance metrics. Prevalence is the fraction of the data that is relevant, and break-even is point where cross validation precision equals recall. |
||||
|
Poulter et al. BMC Bioinformatics 2008 9:108 doi:10.1186/1471-2105-9-108 |
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