Tenopir, C.: Searching by controlled vocabulary or free text (1987)
0.01
0.01051925 = product of:
0.03155775 = sum of:
0.03155775 = product of:
0.094673246 = sum of:
0.094673246 = weight(_text_:29 in 1350) [ClassicSimilarity], result of:
0.094673246 = score(doc=1350,freq=2.0), product of:
0.1522457 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.043280054 = queryNorm
0.6218451 = fieldWeight in 1350, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.125 = fieldNorm(doc=1350)
0.33333334 = coord(1/3)
0.33333334 = coord(1/3)
- Source
- Library journal. 112(1987) Nov.15, S.58-29