Table 3 Performance Comparison with Baselines on 2006 Collection.
From: Learning to rank diversified results for biomedical information retrieval from multiple features
MAP | Aspect | Passage | Document |
|---|---|---|---|
BM25 | 0.1972 | 0.0362 | 0.3449 |
DirKL | 0.1591 | 0.0360 | 0.3566 |
gLTR | 0.2292 | 0.0369 | 0.3547 |
LTR | 0.2400 (+4.7%) | 0.0416 (+12.7%) | 0.3910 (+10.23%) |