Mu, X.; Lu, K.; Ryu, H.: Explicitly integrating MeSH thesaurus help into health information retrieval systems : an empirical user study (2014)
0.00
0.0034658874 = product of:
0.01386355 = sum of:
0.01386355 = weight(_text_:und in 3703) [ClassicSimilarity], result of:
0.01386355 = score(doc=3703,freq=2.0), product of:
0.1131508 = queryWeight, product of:
2.217899 = idf(docFreq=13141, maxDocs=44421)
0.05101711 = queryNorm
0.12252277 = fieldWeight in 3703, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.217899 = idf(docFreq=13141, maxDocs=44421)
0.0390625 = fieldNorm(doc=3703)
0.25 = coord(1/4)
- Theme
- Konzeption und Anwendung des Prinzips Thesaurus
