Lancaster, F.W.: Vocabulary control for information retrieval (1986)
0.02
0.022407314 = product of:
0.044814628 = sum of:
0.044814628 = sum of:
0.0039401366 = weight(_text_:s in 217) [ClassicSimilarity], result of:
0.0039401366 = score(doc=217,freq=2.0), product of:
0.04100075 = queryWeight, product of:
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.03771094 = queryNorm
0.09609913 = fieldWeight in 217, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.0872376 = idf(docFreq=40523, maxDocs=44218)
0.0625 = fieldNorm(doc=217)
0.040874492 = weight(_text_:22 in 217) [ClassicSimilarity], result of:
0.040874492 = score(doc=217,freq=2.0), product of:
0.13205728 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03771094 = queryNorm
0.30952093 = fieldWeight in 217, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0625 = fieldNorm(doc=217)
0.5 = coord(1/2)
- Date
- 22. 4.2007 10:07:51
- Pages
- XVII,270 S
