-
Srinivasan, P.: Query expansion and MEDLINE (1996)
0.00
0.0013395658 = product of:
0.008037395 = sum of:
0.008037395 = product of:
0.040186975 = sum of:
0.040186975 = weight(_text_:28 in 8453) [ClassicSimilarity], result of:
0.040186975 = score(doc=8453,freq=2.0), product of:
0.1269208 = queryWeight, product of:
3.5822632 = idf(docFreq=3342, maxDocs=44218)
0.03543034 = queryNorm
0.31663033 = fieldWeight in 8453, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5822632 = idf(docFreq=3342, maxDocs=44218)
0.0625 = fieldNorm(doc=8453)
0.2 = coord(1/5)
0.16666667 = coord(1/6)
- Date
- 30. 3.2001 13:52:28
-
Chang, C.-H.; Hsu, C.-C.: Integrating query expansion and conceptual relevance feedback for personalized Web information retrieval (1998)
0.00
0.0011200751 = product of:
0.0067204507 = sum of:
0.0067204507 = product of:
0.033602253 = sum of:
0.033602253 = weight(_text_:22 in 1319) [ClassicSimilarity], result of:
0.033602253 = score(doc=1319,freq=2.0), product of:
0.12407101 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03543034 = queryNorm
0.2708308 = fieldWeight in 1319, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0546875 = fieldNorm(doc=1319)
0.2 = coord(1/5)
0.16666667 = coord(1/6)
- Date
- 1. 8.1996 22:08:06
-
Chen, H.; Zhang, Y.; Houston, A.L.: Semantic indexing and searching using a Hopfield net (1998)
0.00
0.0010046745 = product of:
0.0060280464 = sum of:
0.0060280464 = product of:
0.030140232 = sum of:
0.030140232 = weight(_text_:28 in 5704) [ClassicSimilarity], result of:
0.030140232 = score(doc=5704,freq=2.0), product of:
0.1269208 = queryWeight, product of:
3.5822632 = idf(docFreq=3342, maxDocs=44218)
0.03543034 = queryNorm
0.23747274 = fieldWeight in 5704, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5822632 = idf(docFreq=3342, maxDocs=44218)
0.046875 = fieldNorm(doc=5704)
0.2 = coord(1/5)
0.16666667 = coord(1/6)
- Date
- 31. 3.2001 9:47:28
-
Kwok, K.L.: ¬A network approach to probabilistic information retrieval (1995)
0.00
9.6877915E-4 = product of:
0.0058126748 = sum of:
0.0058126748 = product of:
0.029063374 = sum of:
0.029063374 = weight(_text_:29 in 5696) [ClassicSimilarity], result of:
0.029063374 = score(doc=5696,freq=2.0), product of:
0.12463285 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.03543034 = queryNorm
0.23319192 = fieldWeight in 5696, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.046875 = fieldNorm(doc=5696)
0.2 = coord(1/5)
0.16666667 = coord(1/6)
- Date
- 29. 1.1996 18:42:14
-
Efthimiadis, E.N.: User choices : a new yardstick for the evaluation of ranking algorithms for interactive query expansion (1995)
0.00
8.000537E-4 = product of:
0.004800322 = sum of:
0.004800322 = product of:
0.02400161 = sum of:
0.02400161 = weight(_text_:22 in 5697) [ClassicSimilarity], result of:
0.02400161 = score(doc=5697,freq=2.0), product of:
0.12407101 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03543034 = queryNorm
0.19345059 = fieldWeight in 5697, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0390625 = fieldNorm(doc=5697)
0.2 = coord(1/5)
0.16666667 = coord(1/6)
- Date
- 22. 2.1996 13:14:10