Chang, C.-H.; Hsu, C.-C.: Integrating query expansion and conceptual relevance feedback for personalized Web information retrieval (1998)
0.03
0.028325707 = product of:
0.07081427 = sum of:
0.02103291 = weight(_text_:18 in 1319) [ClassicSimilarity], result of:
0.02103291 = score(doc=1319,freq=2.0), product of:
0.11947718 = queryWeight, product of:
2.2762048 = idf(docFreq=12340, maxDocs=44218)
0.052489646 = queryNorm
0.17604123 = fieldWeight in 1319, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
2.2762048 = idf(docFreq=12340, maxDocs=44218)
0.0546875 = fieldNorm(doc=1319)
0.049781356 = weight(_text_:22 in 1319) [ClassicSimilarity], result of:
0.049781356 = score(doc=1319,freq=2.0), product of:
0.1838098 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.052489646 = 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)
0.4 = coord(2/5)
- Date
- 1. 8.1996 22:08:06
- Footnote
- Contribution to a special issue devoted to the Proceedings of the 7th International World Wide Web Conference, held 14-18 April 1998, Brisbane, Australia
