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Table 5 MAP@10 and MAP@20 for 2nd-round and 3rd--round search when k takes different values

From: Integrating unified medical language system and association mining techniques into relevance feedback for biomedical literature search

 

k = 10

k = 20

k = 30

k = 40

k = 50

MAP@10

2nd

0.807

0.827

0.842

0.813

0.806

3rd

0.816

0.840

0.866

0.824

0.812

MAP@20

2nd

0.703

0.708

0.728

0.715

0.703

3rd

0.717

0.719

0.731

0.721

0.716