Sharp, J.R.: Some fundamentals of information retrieval (1965)
0.01
0.013924356 = product of:
0.097470485 = sum of:
0.02455687 = weight(_text_:information in 3894) [ClassicSimilarity], result of:
0.02455687 = score(doc=3894,freq=2.0), product of:
0.052754723 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.030051488 = queryNorm
0.46549138 = fieldWeight in 3894, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.1875 = fieldNorm(doc=3894)
0.07291362 = weight(_text_:retrieval in 3894) [ClassicSimilarity], result of:
0.07291362 = score(doc=3894,freq=2.0), product of:
0.0909032 = queryWeight, product of:
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.030051488 = queryNorm
0.80210173 = fieldWeight in 3894, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.024915 = idf(docFreq=5836, maxDocs=44218)
0.1875 = fieldNorm(doc=3894)
0.14285715 = coord(2/14)