Fugmann, R.; Kusemann, G.; Winter, H.J.: ¬The supply of information an chemical reactions in the IDC system (1979)
0.01
0.010065834 = product of:
0.025164586 = sum of:
0.009535614 = weight(_text_:a in 1648) [ClassicSimilarity], result of:
0.009535614 = score(doc=1648,freq=2.0), product of:
0.053464882 = queryWeight, product of:
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.046368346 = queryNorm
0.17835285 = fieldWeight in 1648, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.153047 = idf(docFreq=37942, maxDocs=44218)
0.109375 = fieldNorm(doc=1648)
0.015628971 = product of:
0.031257942 = sum of:
0.031257942 = weight(_text_:information in 1648) [ClassicSimilarity], result of:
0.031257942 = score(doc=1648,freq=4.0), product of:
0.08139861 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.046368346 = queryNorm
0.3840108 = fieldWeight in 1648, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.109375 = fieldNorm(doc=1648)
0.5 = coord(1/2)
0.4 = coord(2/5)
- Source
- Information storage and retrieval. 15(1979), S.303-323
- Type
- a