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Table 7 Q.E. using MetaMap thesaurus

From: Improving biomedical information retrieval by linear combinations of different query expansion techniques

MAP

DOC.

PASS.

ASP.

PASS2.

Baseline (Indri)

0.2571

0.0634

0.2008

0.0847

M.Q.E. T.N. = 3

0.1611

0.0391

0.1419

0.0555

Unordered

0.1554

0.0393

0.1332

0.0542

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BMC Bioinformatics

ISSN: 1471-2105

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