-
Bookstein, A.; Swanson, D.R.: Probabilistic models for automatic indexing (1974)
0.10
0.099911906 = product of:
0.19982381 = sum of:
0.19982381 = product of:
0.39964762 = sum of:
0.39964762 = weight(_text_:d.r in 5466) [ClassicSimilarity], result of:
0.39964762 = score(doc=5466,freq=2.0), product of:
0.31460336 = queryWeight, product of:
7.1860275 = idf(docFreq=90, maxDocs=44218)
0.043779872 = queryNorm
1.2703222 = fieldWeight in 5466, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
7.1860275 = idf(docFreq=90, maxDocs=44218)
0.125 = fieldNorm(doc=5466)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Bookstein, A.; Swanson, D.R.: ¬A decision theoretic foundation for indexing (1975)
0.04
0.04371146 = product of:
0.08742292 = sum of:
0.08742292 = product of:
0.17484584 = sum of:
0.17484584 = weight(_text_:d.r in 76) [ClassicSimilarity], result of:
0.17484584 = score(doc=76,freq=2.0), product of:
0.31460336 = queryWeight, product of:
7.1860275 = idf(docFreq=90, maxDocs=44218)
0.043779872 = queryNorm
0.555766 = fieldWeight in 76, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
7.1860275 = idf(docFreq=90, maxDocs=44218)
0.0546875 = fieldNorm(doc=76)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Swanson, D.R.; Smalheiser, N.R.; Bookstein, A.: Information discovery from complementary literatures : categorizing viruses as potential weapons (2001)
0.03
0.031222472 = product of:
0.062444944 = sum of:
0.062444944 = product of:
0.12488989 = sum of:
0.12488989 = weight(_text_:d.r in 6513) [ClassicSimilarity], result of:
0.12488989 = score(doc=6513,freq=2.0), product of:
0.31460336 = queryWeight, product of:
7.1860275 = idf(docFreq=90, maxDocs=44218)
0.043779872 = queryNorm
0.3969757 = fieldWeight in 6513, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
7.1860275 = idf(docFreq=90, maxDocs=44218)
0.0390625 = fieldNorm(doc=6513)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Bookstein, A.: Informetric distributions : I. Unified overview (1990)
0.02
0.02076049 = product of:
0.04152098 = sum of:
0.04152098 = product of:
0.08304196 = sum of:
0.08304196 = weight(_text_:22 in 6902) [ClassicSimilarity], result of:
0.08304196 = score(doc=6902,freq=2.0), product of:
0.15330966 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.043779872 = queryNorm
0.5416616 = fieldWeight in 6902, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.109375 = fieldNorm(doc=6902)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 22. 7.2006 18:55:29
-
Bookstein, A.: Informetric distributions : II. Resilience to ambiguity (1990)
0.02
0.02076049 = product of:
0.04152098 = sum of:
0.04152098 = product of:
0.08304196 = sum of:
0.08304196 = weight(_text_:22 in 4689) [ClassicSimilarity], result of:
0.08304196 = score(doc=4689,freq=2.0), product of:
0.15330966 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.043779872 = queryNorm
0.5416616 = fieldWeight in 4689, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.109375 = fieldNorm(doc=4689)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 22. 7.2006 18:55:55