Larson, R.R.: Evaluating public access on-line catalogs : phase 1: development and testing of data collection and analysis tools. Final report to the Council on Library Resources (1981)
0.09
0.08819968 = product of:
0.17639937 = sum of:
0.17639937 = product of:
0.35279873 = sum of:
0.35279873 = weight(_text_:r.r in 7680) [ClassicSimilarity], result of:
0.35279873 = score(doc=7680,freq=2.0), product of:
0.31592482 = queryWeight, product of:
7.2195506 = idf(docFreq=87, maxDocs=44218)
0.043759625 = queryNorm
1.1167173 = fieldWeight in 7680, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
7.2195506 = idf(docFreq=87, maxDocs=44218)
0.109375 = fieldNorm(doc=7680)
0.5 = coord(1/2)
0.5 = coord(1/2)
