Chang, C.-H.; Hsu, C.-C.: Integrating query expansion and conceptual relevance feedback for personalized Web information retrieval (1998)
0.09
0.08577308 = product of:
0.17154616 = sum of:
0.15295178 = weight(_text_:personalized in 1319) [ClassicSimilarity], result of:
0.15295178 = score(doc=1319,freq=2.0), product of:
0.27847424 = queryWeight, product of:
7.1017675 = idf(docFreq=98, maxDocs=44218)
0.039211962 = queryNorm
0.5492493 = fieldWeight in 1319, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
7.1017675 = idf(docFreq=98, maxDocs=44218)
0.0546875 = fieldNorm(doc=1319)
0.018594377 = product of:
0.037188753 = sum of:
0.037188753 = weight(_text_:22 in 1319) [ClassicSimilarity], result of:
0.037188753 = score(doc=1319,freq=2.0), product of:
0.1373136 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.039211962 = 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)
0.5 = coord(1/2)
0.5 = coord(2/4)
- Date
- 1. 8.1996 22:08:06