-
Berry, M.W.; Browne, M.: Understanding search engines : mathematical modeling and text retrieval (1999)
0.06
0.060561262 = product of:
0.36336756 = sum of:
0.36336756 = weight(_text_:mathematisches in 5777) [ClassicSimilarity], result of:
0.36336756 = score(doc=5777,freq=8.0), product of:
0.32327038 = queryWeight, product of:
8.478011 = idf(docFreq=24, maxDocs=44218)
0.03813045 = queryNorm
1.1240361 = fieldWeight in 5777, product of:
2.828427 = tf(freq=8.0), with freq of:
8.0 = termFreq=8.0
8.478011 = idf(docFreq=24, maxDocs=44218)
0.046875 = fieldNorm(doc=5777)
0.16666667 = coord(1/6)
- RSWK
- World Wide Web / Suchmaschine / Mathematisches Modell (BVB)
Suchmaschine / Information Retrieval / Mathematisches Modell (HEBIS)
- Subject
- World Wide Web / Suchmaschine / Mathematisches Modell (BVB)
Suchmaschine / Information Retrieval / Mathematisches Modell (HEBIS)
-
Berry, M.W.; Browne, M.: Understanding search engines : mathematical modeling and text retrieval (2005)
0.03
0.028548855 = product of:
0.17129312 = sum of:
0.17129312 = weight(_text_:mathematisches in 7) [ClassicSimilarity], result of:
0.17129312 = score(doc=7,freq=4.0), product of:
0.32327038 = queryWeight, product of:
8.478011 = idf(docFreq=24, maxDocs=44218)
0.03813045 = queryNorm
0.5298757 = fieldWeight in 7, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
8.478011 = idf(docFreq=24, maxDocs=44218)
0.03125 = fieldNorm(doc=7)
0.16666667 = coord(1/6)
- RSWK
- Suchmaschine / Information Retrieval / Mathematisches Modell (HEBIS)
- Subject
- Suchmaschine / Information Retrieval / Mathematisches Modell (HEBIS)
-
Voorhees, E.M.: Implementing agglomerative hierarchic clustering algorithms for use in document retrieval (1986)
0.01
0.0068881996 = product of:
0.041329198 = sum of:
0.041329198 = product of:
0.082658395 = sum of:
0.082658395 = weight(_text_:22 in 402) [ClassicSimilarity], result of:
0.082658395 = score(doc=402,freq=2.0), product of:
0.13352634 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03813045 = 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)
0.16666667 = coord(1/6)
- Source
- Information processing and management. 22(1986) no.6, S.465-476
-
Smeaton, A.F.; Rijsbergen, C.J. van: ¬The retrieval effects of query expansion on a feedback document retrieval system (1983)
0.01
0.0060271746 = product of:
0.036163047 = sum of:
0.036163047 = product of:
0.072326094 = sum of:
0.072326094 = weight(_text_:22 in 2134) [ClassicSimilarity], result of:
0.072326094 = score(doc=2134,freq=2.0), product of:
0.13352634 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03813045 = 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)
0.16666667 = coord(1/6)
- Date
- 30. 3.2001 13:32:22
-
Back, J.: ¬An evaluation of relevancy ranking techniques used by Internet search engines (2000)
0.01
0.0060271746 = product of:
0.036163047 = sum of:
0.036163047 = product of:
0.072326094 = sum of:
0.072326094 = weight(_text_:22 in 3445) [ClassicSimilarity], result of:
0.072326094 = score(doc=3445,freq=2.0), product of:
0.13352634 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03813045 = 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)
0.16666667 = coord(1/6)
- Date
- 25. 8.2005 17:42:22
-
Fuhr, N.: Ranking-Experimente mit gewichteter Indexierung (1986)
0.01
0.0051661497 = product of:
0.030996896 = sum of:
0.030996896 = product of:
0.061993793 = sum of:
0.061993793 = weight(_text_:22 in 58) [ClassicSimilarity], result of:
0.061993793 = score(doc=58,freq=2.0), product of:
0.13352634 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03813045 = 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)
0.16666667 = coord(1/6)
- Date
- 14. 6.2015 22:12:44
-
Fuhr, N.: Rankingexperimente mit gewichteter Indexierung (1986)
0.01
0.0051661497 = product of:
0.030996896 = sum of:
0.030996896 = product of:
0.061993793 = sum of:
0.061993793 = weight(_text_:22 in 2051) [ClassicSimilarity], result of:
0.061993793 = score(doc=2051,freq=2.0), product of:
0.13352634 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03813045 = 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)
0.16666667 = coord(1/6)
- Date
- 14. 6.2015 22:12:56
-
MacFarlane, A.; Robertson, S.E.; McCann, J.A.: Parallel computing for passage retrieval (2004)
0.00
0.0034440998 = product of:
0.020664599 = sum of:
0.020664599 = product of:
0.041329198 = sum of:
0.041329198 = weight(_text_:22 in 5108) [ClassicSimilarity], result of:
0.041329198 = score(doc=5108,freq=2.0), product of:
0.13352634 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03813045 = queryNorm
0.30952093 = fieldWeight in 5108, 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=5108)
0.5 = coord(1/2)
0.16666667 = coord(1/6)
- Date
- 20. 1.2007 18:30:22
-
Faloutsos, C.: Signature files (1992)
0.00
0.0034440998 = product of:
0.020664599 = sum of:
0.020664599 = product of:
0.041329198 = sum of:
0.041329198 = weight(_text_:22 in 3499) [ClassicSimilarity], result of:
0.041329198 = score(doc=3499,freq=2.0), product of:
0.13352634 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03813045 = 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)
0.16666667 = coord(1/6)
- Date
- 7. 5.1999 15:22:48
-
Losada, D.E.; Barreiro, A.: Emebedding term similarity and inverse document frequency into a logical model of information retrieval (2003)
0.00
0.0034440998 = product of:
0.020664599 = sum of:
0.020664599 = product of:
0.041329198 = sum of:
0.041329198 = weight(_text_:22 in 1422) [ClassicSimilarity], result of:
0.041329198 = score(doc=1422,freq=2.0), product of:
0.13352634 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03813045 = queryNorm
0.30952093 = fieldWeight in 1422, 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=1422)
0.5 = coord(1/2)
0.16666667 = coord(1/6)
- Date
- 22. 3.2003 19:27:23
-
Bornmann, L.; Mutz, R.: From P100 to P100' : a new citation-rank approach (2014)
0.00
0.0034440998 = product of:
0.020664599 = sum of:
0.020664599 = product of:
0.041329198 = sum of:
0.041329198 = weight(_text_:22 in 1431) [ClassicSimilarity], result of:
0.041329198 = score(doc=1431,freq=2.0), product of:
0.13352634 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03813045 = queryNorm
0.30952093 = fieldWeight in 1431, 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=1431)
0.5 = coord(1/2)
0.16666667 = coord(1/6)
- Date
- 22. 8.2014 17:05:18
-
Tober, M.; Hennig, L.; Furch, D.: SEO Ranking-Faktoren und Rang-Korrelationen 2014 : Google Deutschland (2014)
0.00
0.0034440998 = product of:
0.020664599 = sum of:
0.020664599 = product of:
0.041329198 = sum of:
0.041329198 = weight(_text_:22 in 1484) [ClassicSimilarity], result of:
0.041329198 = score(doc=1484,freq=2.0), product of:
0.13352634 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03813045 = queryNorm
0.30952093 = fieldWeight in 1484, 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=1484)
0.5 = coord(1/2)
0.16666667 = coord(1/6)
- Date
- 13. 9.2014 14:45:22
-
Ravana, S.D.; Rajagopal, P.; Balakrishnan, V.: Ranking retrieval systems using pseudo relevance judgments (2015)
0.00
0.003044183 = product of:
0.018265096 = sum of:
0.018265096 = product of:
0.036530193 = sum of:
0.036530193 = weight(_text_:22 in 2591) [ClassicSimilarity], result of:
0.036530193 = score(doc=2591,freq=4.0), product of:
0.13352634 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03813045 = queryNorm
0.27358043 = fieldWeight in 2591, product of:
2.0 = tf(freq=4.0), with freq of:
4.0 = termFreq=4.0
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.0390625 = fieldNorm(doc=2591)
0.5 = coord(1/2)
0.16666667 = coord(1/6)
- Date
- 20. 1.2015 18:30:22
18. 9.2018 18:22:56
-
Chang, C.-H.; Hsu, C.-C.: Integrating query expansion and conceptual relevance feedback for personalized Web information retrieval (1998)
0.00
0.0030135873 = product of:
0.018081523 = sum of:
0.018081523 = product of:
0.036163047 = sum of:
0.036163047 = weight(_text_:22 in 1319) [ClassicSimilarity], result of:
0.036163047 = score(doc=1319,freq=2.0), product of:
0.13352634 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03813045 = 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)
0.16666667 = coord(1/6)
- Date
- 1. 8.1996 22:08:06
-
Kanaeva, Z.: Ranking: Google und CiteSeer (2005)
0.00
0.0030135873 = product of:
0.018081523 = sum of:
0.018081523 = product of:
0.036163047 = sum of:
0.036163047 = weight(_text_:22 in 3276) [ClassicSimilarity], result of:
0.036163047 = score(doc=3276,freq=2.0), product of:
0.13352634 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03813045 = queryNorm
0.2708308 = fieldWeight in 3276, 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=3276)
0.5 = coord(1/2)
0.16666667 = coord(1/6)
- Date
- 20. 3.2005 16:23:22
-
Joss, M.W.; Wszola, S.: ¬The engines that can : text search and retrieval software, their strategies, and vendors (1996)
0.00
0.0025830748 = product of:
0.015498448 = sum of:
0.015498448 = product of:
0.030996896 = sum of:
0.030996896 = weight(_text_:22 in 5123) [ClassicSimilarity], result of:
0.030996896 = score(doc=5123,freq=2.0), product of:
0.13352634 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03813045 = 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)
0.16666667 = coord(1/6)
- Date
- 12. 9.1996 13:56:22
-
Kelledy, F.; Smeaton, A.F.: Signature files and beyond (1996)
0.00
0.0025830748 = product of:
0.015498448 = sum of:
0.015498448 = product of:
0.030996896 = sum of:
0.030996896 = weight(_text_:22 in 6973) [ClassicSimilarity], result of:
0.030996896 = score(doc=6973,freq=2.0), product of:
0.13352634 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03813045 = 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)
0.16666667 = coord(1/6)
- 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
-
Crestani, F.; Dominich, S.; Lalmas, M.; Rijsbergen, C.J.K. van: Mathematical, logical, and formal methods in information retrieval : an introduction to the special issue (2003)
0.00
0.0025830748 = product of:
0.015498448 = sum of:
0.015498448 = product of:
0.030996896 = sum of:
0.030996896 = weight(_text_:22 in 1451) [ClassicSimilarity], result of:
0.030996896 = score(doc=1451,freq=2.0), product of:
0.13352634 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03813045 = queryNorm
0.23214069 = fieldWeight in 1451, 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=1451)
0.5 = coord(1/2)
0.16666667 = coord(1/6)
- Date
- 22. 3.2003 19:27:36
-
Fan, W.; Fox, E.A.; Pathak, P.; Wu, H.: ¬The effects of fitness functions an genetic programming-based ranking discovery for Web search (2004)
0.00
0.0025830748 = product of:
0.015498448 = sum of:
0.015498448 = product of:
0.030996896 = sum of:
0.030996896 = weight(_text_:22 in 2239) [ClassicSimilarity], result of:
0.030996896 = score(doc=2239,freq=2.0), product of:
0.13352634 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03813045 = queryNorm
0.23214069 = fieldWeight in 2239, 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=2239)
0.5 = coord(1/2)
0.16666667 = coord(1/6)
- Date
- 31. 5.2004 19:22:06
-
Furner, J.: ¬A unifying model of document relatedness for hybrid search engines (2003)
0.00
0.0025830748 = product of:
0.015498448 = sum of:
0.015498448 = product of:
0.030996896 = sum of:
0.030996896 = weight(_text_:22 in 2717) [ClassicSimilarity], result of:
0.030996896 = score(doc=2717,freq=2.0), product of:
0.13352634 = queryWeight, product of:
3.5018296 = idf(docFreq=3622, maxDocs=44218)
0.03813045 = queryNorm
0.23214069 = fieldWeight in 2717, 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=2717)
0.5 = coord(1/2)
0.16666667 = coord(1/6)
- Date
- 11. 9.2004 17:32:22