Dunlop, M.D.; Rijsbergen, C.J. van: Hypermedia and free text retrieval (1993)
0.06
0.060155332 = product of:
0.24062133 = sum of:
0.24062133 = weight(_text_:van in 4709) [ClassicSimilarity], result of:
0.24062133 = score(doc=4709,freq=2.0), product of:
0.24408463 = queryWeight, product of:
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.043769516 = queryNorm
0.98581105 = fieldWeight in 4709, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
5.5765896 = idf(docFreq=454, maxDocs=44218)
0.125 = fieldNorm(doc=4709)
0.25 = coord(1/4)