Brandriff, R.K.; Lynch, C.A.: ¬The evolution of the user interface in the MELVYL online catalog: 1980-1985 (1985)
0.06
0.06076681 = product of:
0.12153362 = sum of:
0.12153362 = product of:
0.24306723 = sum of:
0.24306723 = weight(_text_:c.a in 7912) [ClassicSimilarity], result of:
0.24306723 = score(doc=7912,freq=2.0), product of:
0.28470513 = queryWeight, product of:
6.439392 = idf(docFreq=191, maxDocs=44218)
0.044213045 = queryNorm
0.8537508 = fieldWeight in 7912, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
6.439392 = idf(docFreq=191, maxDocs=44218)
0.09375 = fieldNorm(doc=7912)
0.5 = coord(1/2)
0.5 = coord(1/2)