-
Chang, C.-H.; Hsu, C.-C.: Customizable multi-engine search tool with clustering (1997)
0.01
0.012219353 = product of:
0.04887741 = sum of:
0.04887741 = product of:
0.07331611 = sum of:
0.036823682 = weight(_text_:29 in 2670) [ClassicSimilarity], result of:
0.036823682 = score(doc=2670,freq=2.0), product of:
0.1353527 = queryWeight, product of:
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.038477752 = queryNorm
0.27205724 = fieldWeight in 2670, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5176873 = idf(docFreq=3565, maxDocs=44218)
0.0546875 = fieldNorm(doc=2670)
0.03649243 = weight(_text_:22 in 2670) [ClassicSimilarity], result of:
0.03649243 = score(doc=2670,freq=2.0), product of:
0.13474253 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.038477752 = queryNorm
0.2708308 = fieldWeight in 2670, 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=2670)
0.6666667 = coord(2/3)
0.25 = coord(1/4)
- Date
- 1. 8.1996 22:08:06
- Source
- Computer networks and ISDN systems. 29(1997) no.8, S.1217-1224
-
Chang, C.-H.; Hsu, C.-C.: Integrating query expansion and conceptual relevance feedback for personalized Web information retrieval (1998)
0.00
0.003041036 = product of:
0.012164144 = sum of:
0.012164144 = product of:
0.03649243 = sum of:
0.03649243 = weight(_text_:22 in 1319) [ClassicSimilarity], result of:
0.03649243 = score(doc=1319,freq=2.0), product of:
0.13474253 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.038477752 = 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)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Date
- 1. 8.1996 22:08:06
-
Hsu, C.-N.; Chang, C.-H.; Hsieh, C.-H.; Lu, J.-J.; Chang, C.-C.: Reconfigurable Web wrapper agents for biological information integration (2005)
0.00
0.0021721683 = product of:
0.008688673 = sum of:
0.008688673 = product of:
0.02606602 = sum of:
0.02606602 = weight(_text_:22 in 5263) [ClassicSimilarity], result of:
0.02606602 = score(doc=5263,freq=2.0), product of:
0.13474253 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.038477752 = queryNorm
0.19345059 = fieldWeight in 5263, 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=5263)
0.33333334 = coord(1/3)
0.25 = coord(1/4)
- Date
- 22. 7.2006 14:36:42