Garfield, E.; Sager, N.: Mechanical indexing, structural linguistics and information retrieval (1993)
0.02
0.021161474 = product of:
0.0846459 = sum of:
0.066795126 = weight(_text_:retrieval in 5900) [ClassicSimilarity], result of:
0.066795126 = score(doc=5900,freq=2.0), product of:
0.124912694 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.041294612 = queryNorm
0.5347345 = fieldWeight in 5900, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.125 = fieldNorm(doc=5900)
0.017850775 = weight(_text_:of in 5900) [ClassicSimilarity], result of:
0.017850775 = score(doc=5900,freq=2.0), product of:
0.06457475 = queryWeight, product of:
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.041294612 = queryNorm
0.27643585 = fieldWeight in 5900, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.5637573 = idf(docFreq=25162, maxDocs=44218)
0.125 = fieldNorm(doc=5900)
0.25 = coord(2/8)
- Source
- Journal of information science. 19(1993) no.2, S.164-165
