Table 4.
Ranking performance of four retrieval methods.
| Precision@10 (%) | Recall@10 (%) | Mean average precision (%) | |
|---|---|---|---|
| Free text | 64.0 | 33.16 | 37.25 |
| PMC | 44.0 | 23.15 | 22.64 |
| NBC | 40.0 | 18.24 | 33.44 |
| ExNBC | 52.0 | 23.44 | 34.55 |
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