Liu, Y.-H.; Wacholder, N.: Evaluating the impact of MeSH (Medical Subject Headings) terms on different types of searchers (2017)
0.01
0.0099652 = product of:
0.0398608 = sum of:
0.0398608 = weight(_text_:subject in 5096) [ClassicSimilarity], result of:
0.0398608 = score(doc=5096,freq=2.0), product of:
0.16812018 = queryWeight, product of:
3.576596 = idf(docFreq=3361, maxDocs=44218)
0.04700564 = queryNorm
0.23709705 = fieldWeight in 5096, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.576596 = idf(docFreq=3361, maxDocs=44218)
0.046875 = fieldNorm(doc=5096)
0.25 = coord(1/4)
