Van Orden, R.: Content-enriched access to electronic information : summaries of selected research (1991)
0.00
0.0027963533 = product of:
0.008389059 = sum of:
0.008389059 = weight(_text_:s in 2195) [ClassicSimilarity], result of:
0.008389059 = score(doc=2195,freq=2.0), product of:
0.043647945 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.04014573 = queryNorm
0.19219826 = fieldWeight in 2195, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.125 = fieldNorm(doc=2195)
0.33333334 = coord(1/3)
- Source
- Library hi tech. 9(1991), no.31, S.27-32