House, D.E.: Reference efficiency or reference deficiency (1974)
0.01
0.0130574135 = product of:
0.03917224 = sum of:
0.03917224 = product of:
0.07834448 = sum of:
0.07834448 = weight(_text_:library in 4613) [ClassicSimilarity], result of:
0.07834448 = score(doc=4613,freq=2.0), product of:
0.13484047 = queryWeight, product of:
2.6293786 = idf(docFreq=8668, maxDocs=44218)
0.051282257 = queryNorm
0.58101606 = fieldWeight in 4613, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.6293786 = idf(docFreq=8668, maxDocs=44218)
0.15625 = fieldNorm(doc=4613)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
- Source
- Library Association record. (1974), S.222-223