-
Berry, M.W.; Browne, M.: Understanding search engines : mathematical modeling and text retrieval (1999)
0.02
0.023101032 = product of:
0.069303095 = sum of:
0.069303095 = product of:
0.13860619 = sum of:
0.13860619 = weight(_text_:informationssysteme in 5777) [ClassicSimilarity], result of:
0.13860619 = score(doc=5777,freq=4.0), product of:
0.26235193 = queryWeight, product of:
5.6354303 = idf(docFreq=428, maxDocs=44218)
0.046554018 = queryNorm
0.5283216 = fieldWeight in 5777, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
5.6354303 = idf(docFreq=428, maxDocs=44218)
0.046875 = fieldNorm(doc=5777)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
- BK
- 06.74 / Informationssysteme
- Classification
- 06.74 / Informationssysteme
-
Pfeifer, U.; Pennekamp, S.: Incremental processing of vague queries in interactive retrieval systems (1997)
0.02
0.021779861 = product of:
0.06533958 = sum of:
0.06533958 = product of:
0.13067916 = sum of:
0.13067916 = weight(_text_:informationssysteme in 735) [ClassicSimilarity], result of:
0.13067916 = score(doc=735,freq=2.0), product of:
0.26235193 = queryWeight, product of:
5.6354303 = idf(docFreq=428, maxDocs=44218)
0.046554018 = queryNorm
0.49810636 = fieldWeight in 735, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
5.6354303 = idf(docFreq=428, maxDocs=44218)
0.0625 = fieldNorm(doc=735)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
- Source
- Hypertext - Information Retrieval - Multimedia '97: Theorien, Modelle und Implementierungen integrierter elektronischer Informationssysteme. Proceedings HIM '97. Hrsg.: N. Fuhr u.a
-
Faloutsos, C.: Signature files (1992)
0.01
0.008409902 = product of:
0.025229705 = sum of:
0.025229705 = product of:
0.05045941 = sum of:
0.05045941 = weight(_text_:22 in 3499) [ClassicSimilarity], result of:
0.05045941 = score(doc=3499,freq=2.0), product of:
0.16302423 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046554018 = queryNorm
0.30952093 = fieldWeight in 3499, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0625 = fieldNorm(doc=3499)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
- Date
- 7. 5.1999 15:22:48
-
Chang, C.-H.; Hsu, C.-C.: Integrating query expansion and conceptual relevance feedback for personalized Web information retrieval (1998)
0.01
0.007358664 = product of:
0.022075992 = sum of:
0.022075992 = product of:
0.044151984 = sum of:
0.044151984 = weight(_text_:22 in 1319) [ClassicSimilarity], result of:
0.044151984 = score(doc=1319,freq=2.0), product of:
0.16302423 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046554018 = 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)
0.33333334 = coord(1/3)
- Date
- 1. 8.1996 22:08:06
-
Joss, M.W.; Wszola, S.: ¬The engines that can : text search and retrieval software, their strategies, and vendors (1996)
0.01
0.0063074264 = product of:
0.018922279 = sum of:
0.018922279 = product of:
0.037844557 = sum of:
0.037844557 = weight(_text_:22 in 5123) [ClassicSimilarity], result of:
0.037844557 = score(doc=5123,freq=2.0), product of:
0.16302423 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046554018 = queryNorm
0.23214069 = fieldWeight in 5123, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046875 = fieldNorm(doc=5123)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
- Date
- 12. 9.1996 13:56:22
-
Kelledy, F.; Smeaton, A.F.: Signature files and beyond (1996)
0.01
0.0063074264 = product of:
0.018922279 = sum of:
0.018922279 = product of:
0.037844557 = sum of:
0.037844557 = weight(_text_:22 in 6973) [ClassicSimilarity], result of:
0.037844557 = score(doc=6973,freq=2.0), product of:
0.16302423 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046554018 = queryNorm
0.23214069 = fieldWeight in 6973, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046875 = fieldNorm(doc=6973)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
- Source
- Information retrieval: new systems and current research. Proceedings of the 16th Research Colloquium of the British Computer Society Information Retrieval Specialist Group, Drymen, Scotland, 22-23 Mar 94. Ed.: R. Leon
-
Burgin, R.: ¬The retrieval effectiveness of 5 clustering algorithms as a function of indexing exhaustivity (1995)
0.01
0.005256189 = product of:
0.015768567 = sum of:
0.015768567 = product of:
0.031537134 = sum of:
0.031537134 = weight(_text_:22 in 3365) [ClassicSimilarity], result of:
0.031537134 = score(doc=3365,freq=2.0), product of:
0.16302423 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046554018 = queryNorm
0.19345059 = fieldWeight in 3365, 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=3365)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
- Date
- 22. 2.1996 11:20:06
-
Efthimiadis, E.N.: User choices : a new yardstick for the evaluation of ranking algorithms for interactive query expansion (1995)
0.01
0.005256189 = product of:
0.015768567 = sum of:
0.015768567 = product of:
0.031537134 = sum of:
0.031537134 = weight(_text_:22 in 5697) [ClassicSimilarity], result of:
0.031537134 = score(doc=5697,freq=2.0), product of:
0.16302423 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.046554018 = 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)
0.5 = coord(1/2)
0.33333334 = coord(1/3)
- Date
- 22. 2.1996 13:14:10
