Chamis, A.Y.: Vocabulary control and search strategies in online searching (1991)
0.02
0.017893143 = product of:
0.053679425 = sum of:
0.053679425 = weight(_text_:search in 820) [ClassicSimilarity], result of:
0.053679425 = score(doc=820,freq=2.0), product of:
0.1747324 = queryWeight, product of:
3.475677 = idf(docFreq=3718, maxDocs=44218)
0.05027291 = queryNorm
0.30720934 = fieldWeight in 820, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.475677 = idf(docFreq=3718, maxDocs=44218)
0.0625 = fieldNorm(doc=820)
0.33333334 = coord(1/3)