-
Sparck Jones, K.: Search term relevance weighting given little relevance information (1979)
0.02
0.022343427 = product of:
0.044686854 = sum of:
0.044686854 = product of:
0.08937371 = sum of:
0.08937371 = weight(_text_:k in 1939) [ClassicSimilarity], result of:
0.08937371 = score(doc=1939,freq=4.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.66933334 = fieldWeight in 1939, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.09375 = fieldNorm(doc=1939)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Footnote
- Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.329-338.
-
Sparck Jones, K.: ¬A statistical interpretation of term specifity and its application in retrieval (1972)
0.02
0.021065587 = product of:
0.042131174 = sum of:
0.042131174 = product of:
0.08426235 = sum of:
0.08426235 = weight(_text_:k in 5187) [ClassicSimilarity], result of:
0.08426235 = score(doc=5187,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.63105357 = fieldWeight in 5187, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.125 = fieldNorm(doc=5187)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Voorhees, E.M.: Implementing agglomerative hierarchic clustering algorithms for use in document retrieval (1986)
0.02
0.020271279 = product of:
0.040542558 = sum of:
0.040542558 = product of:
0.081085116 = sum of:
0.081085116 = weight(_text_:22 in 402) [ClassicSimilarity], result of:
0.081085116 = score(doc=402,freq=2.0), product of:
0.13098487 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.037404697 = queryNorm
0.61904186 = fieldWeight in 402, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.125 = fieldNorm(doc=402)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Information processing and management. 22(1986) no.6, S.465-476
-
Yu, K.; Tresp, V.; Yu, S.: ¬A nonparametric hierarchical Bayesian framework for information filtering (2004)
0.02
0.018619524 = product of:
0.03723905 = sum of:
0.03723905 = product of:
0.0744781 = sum of:
0.0744781 = weight(_text_:k in 4117) [ClassicSimilarity], result of:
0.0744781 = score(doc=4117,freq=4.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.5577778 = fieldWeight in 4117, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.078125 = fieldNorm(doc=4117)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- SIGIR'04: Proceedings of the 27th Annual International ACM-SIGIR Conference an Research and Development in Information Retrieval. Ed.: K. Järvelin, u.a
-
Niemi, T.; Junkkari, M.; Järvelin, K.; Viita, S.: Advanced query language for manipulating complex entities (2004)
0.02
0.01843239 = product of:
0.03686478 = sum of:
0.03686478 = product of:
0.07372956 = sum of:
0.07372956 = weight(_text_:k in 4218) [ClassicSimilarity], result of:
0.07372956 = score(doc=4218,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.5521719 = fieldWeight in 4218, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.109375 = fieldNorm(doc=4218)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Jones, K.: Linguistic searching versus relevance ranking : DR-LINK and TARGET (1999)
0.02
0.01843239 = product of:
0.03686478 = sum of:
0.03686478 = product of:
0.07372956 = sum of:
0.07372956 = weight(_text_:k in 6423) [ClassicSimilarity], result of:
0.07372956 = score(doc=6423,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.5521719 = fieldWeight in 6423, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.109375 = fieldNorm(doc=6423)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Khoo, C.S.G.; Wan, K.-W.: ¬A simple relevancy-ranking strategy for an interface to Boolean OPACs (2004)
0.02
0.01808488 = product of:
0.03616976 = sum of:
0.03616976 = sum of:
0.01843239 = weight(_text_:k in 2509) [ClassicSimilarity], result of:
0.01843239 = score(doc=2509,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.13804297 = fieldWeight in 2509, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.02734375 = fieldNorm(doc=2509)
0.01773737 = weight(_text_:22 in 2509) [ClassicSimilarity], result of:
0.01773737 = score(doc=2509,freq=2.0), product of:
0.13098487 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.037404697 = queryNorm
0.1354154 = fieldWeight in 2509, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.02734375 = fieldNorm(doc=2509)
0.5 = coord(1/2)
- Source
- Electronic library. 22(2004) no.2, S.112-120
-
Smeaton, A.F.; Rijsbergen, C.J. van: ¬The retrieval effects of query expansion on a feedback document retrieval system (1983)
0.02
0.01773737 = product of:
0.03547474 = sum of:
0.03547474 = product of:
0.07094948 = sum of:
0.07094948 = weight(_text_:22 in 2134) [ClassicSimilarity], result of:
0.07094948 = score(doc=2134,freq=2.0), product of:
0.13098487 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.037404697 = queryNorm
0.5416616 = fieldWeight in 2134, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.109375 = fieldNorm(doc=2134)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 30. 3.2001 13:32:22
-
Back, J.: ¬An evaluation of relevancy ranking techniques used by Internet search engines (2000)
0.02
0.01773737 = product of:
0.03547474 = sum of:
0.03547474 = product of:
0.07094948 = sum of:
0.07094948 = weight(_text_:22 in 3445) [ClassicSimilarity], result of:
0.07094948 = score(doc=3445,freq=2.0), product of:
0.13098487 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.037404697 = queryNorm
0.5416616 = fieldWeight in 3445, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.109375 = fieldNorm(doc=3445)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 25. 8.2005 17:42:22
-
Clarke, C.L.A.; Cormack, G.V.; Burkowski, F.J.: Shortest substring ranking : multitext experiments for TREC-4 (1996)
0.02
0.01579919 = product of:
0.03159838 = sum of:
0.03159838 = product of:
0.06319676 = sum of:
0.06319676 = weight(_text_:k in 549) [ClassicSimilarity], result of:
0.06319676 = score(doc=549,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.47329018 = fieldWeight in 549, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.09375 = fieldNorm(doc=549)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- The Fourth Text Retrieval Conference (TREC-4). Ed.: K. Harman
-
Savoy, J.; Ndarugendamwo, M.; Vrajitoru, D.: Report on the TREC-4 experiment : combining probabilistic and vector-space schemes (1996)
0.02
0.01579919 = product of:
0.03159838 = sum of:
0.03159838 = product of:
0.06319676 = sum of:
0.06319676 = weight(_text_:k in 7574) [ClassicSimilarity], result of:
0.06319676 = score(doc=7574,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.47329018 = fieldWeight in 7574, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.09375 = fieldNorm(doc=7574)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- The Fourth Text Retrieval Conference (TREC-4). Ed.: K. Harman
-
Belkin, N.J.; Cool, C.; Koenemann, J.; Ng, K.B.; Park, S.: Using relevance feedback and ranking in interactive searching (1996)
0.02
0.01579919 = product of:
0.03159838 = sum of:
0.03159838 = product of:
0.06319676 = sum of:
0.06319676 = weight(_text_:k in 7588) [ClassicSimilarity], result of:
0.06319676 = score(doc=7588,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.47329018 = fieldWeight in 7588, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.09375 = fieldNorm(doc=7588)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- The Fourth Text Retrieval Conference (TREC-4). Ed.: K. Harman
-
Robertson, S.E.: ¬The probability ranking principle in IR (1977)
0.02
0.01579919 = product of:
0.03159838 = sum of:
0.03159838 = product of:
0.06319676 = sum of:
0.06319676 = weight(_text_:k in 1935) [ClassicSimilarity], result of:
0.06319676 = score(doc=1935,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.47329018 = fieldWeight in 1935, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.09375 = fieldNorm(doc=1935)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Footnote
- Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willet. San Francisco: Morgan Kaufmann 1997. S.281-286.
-
Salton, G.; Buckley, C.: Term-weighting approaches in automatic text retrieval (1988)
0.02
0.01579919 = product of:
0.03159838 = sum of:
0.03159838 = product of:
0.06319676 = sum of:
0.06319676 = weight(_text_:k in 1938) [ClassicSimilarity], result of:
0.06319676 = score(doc=1938,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.47329018 = fieldWeight in 1938, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.09375 = fieldNorm(doc=1938)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Footnote
- Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.323-328.
-
Okada, M.; Ando, K.; Lee, S.S.; Hayashi, Y.; Aoe, J.I.: ¬An efficient substring search method by using delayed keyword extraction (2001)
0.02
0.01579919 = product of:
0.03159838 = sum of:
0.03159838 = product of:
0.06319676 = sum of:
0.06319676 = weight(_text_:k in 6415) [ClassicSimilarity], result of:
0.06319676 = score(doc=6415,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.47329018 = fieldWeight in 6415, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.09375 = fieldNorm(doc=6415)
0.5 = coord(1/2)
0.5 = coord(1/2)
-
Fuhr, N.: Ranking-Experimente mit gewichteter Indexierung (1986)
0.02
0.015203459 = product of:
0.030406918 = sum of:
0.030406918 = product of:
0.060813837 = sum of:
0.060813837 = weight(_text_:22 in 58) [ClassicSimilarity], result of:
0.060813837 = score(doc=58,freq=2.0), product of:
0.13098487 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.037404697 = queryNorm
0.46428138 = fieldWeight in 58, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.09375 = fieldNorm(doc=58)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 14. 6.2015 22:12:44
-
Fuhr, N.: Rankingexperimente mit gewichteter Indexierung (1986)
0.02
0.015203459 = product of:
0.030406918 = sum of:
0.030406918 = product of:
0.060813837 = sum of:
0.060813837 = weight(_text_:22 in 2051) [ClassicSimilarity], result of:
0.060813837 = score(doc=2051,freq=2.0), product of:
0.13098487 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.037404697 = queryNorm
0.46428138 = fieldWeight in 2051, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.09375 = fieldNorm(doc=2051)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Date
- 14. 6.2015 22:12:56
-
Koopman, R.: ¬Ein OPAC mit Gewichtungsalgorithmen : Der PICA Micro OPC (1996)
0.01
0.013165992 = product of:
0.026331984 = sum of:
0.026331984 = product of:
0.052663967 = sum of:
0.052663967 = weight(_text_:k in 4114) [ClassicSimilarity], result of:
0.052663967 = score(doc=4114,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.39440846 = fieldWeight in 4114, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.078125 = fieldNorm(doc=4114)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- Zukunft der Sacherschließung im OPAC: Vorträge des 2. Düsseldorfer OPAC-Kolloquiums am 21. Juni 1995. Hrsg.: E. Niggemann u. K. Lepsky
-
Liu, A.; Zou, Q.; Chu, W.W.: Configurable indexing and ranking for XML information retrieval (2004)
0.01
0.013165992 = product of:
0.026331984 = sum of:
0.026331984 = product of:
0.052663967 = sum of:
0.052663967 = weight(_text_:k in 4114) [ClassicSimilarity], result of:
0.052663967 = score(doc=4114,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.39440846 = fieldWeight in 4114, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.078125 = fieldNorm(doc=4114)
0.5 = coord(1/2)
0.5 = coord(1/2)
- Source
- SIGIR'04: Proceedings of the 27th Annual International ACM-SIGIR Conference an Research and Development in Information Retrieval. Ed.: K. Järvelin, u.a
-
Sparck Jones, K.: IDF term weighting and IR research lessons (2004)
0.01
0.013165992 = product of:
0.026331984 = sum of:
0.026331984 = product of:
0.052663967 = sum of:
0.052663967 = weight(_text_:k in 4422) [ClassicSimilarity], result of:
0.052663967 = score(doc=4422,freq=2.0), product of:
0.13352646 = queryWeight, product of:
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.037404697 = queryNorm
0.39440846 = fieldWeight in 4422, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.569778 = idf(docFreq=3384, maxDocs=44218)
0.078125 = fieldNorm(doc=4422)
0.5 = coord(1/2)
0.5 = coord(1/2)