Bills, L.G.; Helgerson, L.W.: User interfaces for CD-ROM PACs (1988)
0.13
0.12648559 = product of:
0.25297117 = sum of:
0.25297117 = product of:
0.50594234 = sum of:
0.50594234 = weight(_text_:l.g in 4214) [ClassicSimilarity], result of:
0.50594234 = score(doc=4214,freq=2.0), product of:
0.35153574 = queryWeight, product of:
8.14154 = idf(docFreq=34, maxDocs=44218)
0.04317804 = queryNorm
1.4392345 = fieldWeight in 4214, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
8.14154 = idf(docFreq=34, maxDocs=44218)
0.125 = fieldNorm(doc=4214)
0.5 = coord(1/2)
0.5 = coord(1/2)