Search (31 results, page 1 of 2)

  • × year_i:[2000 TO 2010}
  • × theme_ss:"Retrievalalgorithmen"
  1. Kanaeva, Z.: Ranking: Google und CiteSeer (2005) 0.04 
    0.035282582 = product of:
  0.088206455 = sum of:
    0.03872521 = weight(_text_:21 in 3276) [ClassicSimilarity], result of:
      0.03872521 = score(doc=3276,freq=2.0), product of:
        0.16162895 = queryWeight, product of:
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.052173212 = queryNorm
        0.23959327 = fieldWeight in 3276, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.0546875 = fieldNorm(doc=3276)
    0.04948125 = weight(_text_:22 in 3276) [ClassicSimilarity], result of:
      0.04948125 = score(doc=3276,freq=2.0), product of:
        0.1827017 = queryWeight, product of:
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.052173212 = 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)
  0.4 = coord(2/5)
    Date
    21. 2.1997 19:37:24
    20. 3.2005 16:23:22
  2. Back, J.: ¬An evaluation of relevancy ranking techniques used by Internet search engines (2000) 0.02 
    0.0197925 = product of:
  0.0989625 = sum of:
    0.0989625 = weight(_text_:22 in 3445) [ClassicSimilarity], result of:
      0.0989625 = score(doc=3445,freq=2.0), product of:
        0.1827017 = queryWeight, product of:
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.052173212 = 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)
  0.2 = coord(1/5)
    Date
    25. 8.2005 17:42:22
  3. MacFarlane, A.; Robertson, S.E.; McCann, J.A.: Parallel computing for passage retrieval (2004) 0.01 
    0.011310001 = product of:
  0.056550004 = sum of:
    0.056550004 = weight(_text_:22 in 5108) [ClassicSimilarity], result of:
      0.056550004 = score(doc=5108,freq=2.0), product of:
        0.1827017 = queryWeight, product of:
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.052173212 = 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)
  0.2 = coord(1/5)
    Date
    20. 1.2007 18:30:22
  4. Losada, D.E.; Barreiro, A.: Emebedding term similarity and inverse document frequency into a logical model of information retrieval (2003) 0.01 
    0.011310001 = product of:
  0.056550004 = sum of:
    0.056550004 = weight(_text_:22 in 1422) [ClassicSimilarity], result of:
      0.056550004 = score(doc=1422,freq=2.0), product of:
        0.1827017 = queryWeight, product of:
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.052173212 = 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)
  0.2 = coord(1/5)
    Date
    22. 3.2003 19:27:23
  5. Dreßler, H.: Fuzzy Information Retrieval (2008) 0.01 
    0.011064345 = product of:
  0.055321723 = sum of:
    0.055321723 = weight(_text_:21 in 2300) [ClassicSimilarity], result of:
      0.055321723 = score(doc=2300,freq=2.0), product of:
        0.16162895 = queryWeight, product of:
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.052173212 = queryNorm
        0.3422761 = fieldWeight in 2300, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.078125 = fieldNorm(doc=2300)
  0.2 = coord(1/5)
    Date
    21. 2.1997 19:37:24
  6. Vechtomova, O.; Karamuftuoglu, M.: Elicitation and use of relevance feedback information (2006) 0.01 
    0.010953143 = product of:
  0.054765716 = sum of:
    0.054765716 = weight(_text_:21 in 966) [ClassicSimilarity], result of:
      0.054765716 = score(doc=966,freq=4.0), product of:
        0.16162895 = queryWeight, product of:
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.052173212 = queryNorm
        0.33883607 = fieldWeight in 966, product of:
          2.0 = tf(freq=4.0), with freq of:
            4.0 = termFreq=4.0
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.0546875 = fieldNorm(doc=966)
  0.2 = coord(1/5)
    Date
    26.12.2007 17:21:21
  7. Mandl, T.: Web- und Multimedia-Dokumente : Neuere Entwicklungen bei der Evaluierung von Information Retrieval Systemen (2003) 0.01 
    0.008851476 = product of:
  0.04425738 = sum of:
    0.04425738 = weight(_text_:21 in 1734) [ClassicSimilarity], result of:
      0.04425738 = score(doc=1734,freq=2.0), product of:
        0.16162895 = queryWeight, product of:
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.052173212 = queryNorm
        0.27382088 = fieldWeight in 1734, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.0625 = fieldNorm(doc=1734)
  0.2 = coord(1/5)
    Date
    21. 2.1997 19:37:24
  8. Aizawa, A.: ¬An information-theoretic perspective of tf-idf measures (2003) 0.01 
    0.008851476 = product of:
  0.04425738 = sum of:
    0.04425738 = weight(_text_:21 in 4155) [ClassicSimilarity], result of:
      0.04425738 = score(doc=4155,freq=2.0), product of:
        0.16162895 = queryWeight, product of:
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.052173212 = queryNorm
        0.27382088 = fieldWeight in 4155, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.0625 = fieldNorm(doc=4155)
  0.2 = coord(1/5)
    Date
    17.10.2005 12:32:21
  9. 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) 0.01 
    0.0084825 = product of:
  0.0424125 = sum of:
    0.0424125 = weight(_text_:22 in 1451) [ClassicSimilarity], result of:
      0.0424125 = score(doc=1451,freq=2.0), product of:
        0.1827017 = queryWeight, product of:
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.052173212 = 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)
  0.2 = coord(1/5)
    Date
    22. 3.2003 19:27:36
  10. Fan, W.; Fox, E.A.; Pathak, P.; Wu, H.: ¬The effects of fitness functions an genetic programming-based ranking discovery for Web search (2004) 0.01 
    0.0084825 = product of:
  0.0424125 = sum of:
    0.0424125 = weight(_text_:22 in 2239) [ClassicSimilarity], result of:
      0.0424125 = score(doc=2239,freq=2.0), product of:
        0.1827017 = queryWeight, product of:
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.052173212 = 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)
  0.2 = coord(1/5)
    Date
    31. 5.2004 19:22:06
  11. Furner, J.: ¬A unifying model of document relatedness for hybrid search engines (2003) 0.01 
    0.0084825 = product of:
  0.0424125 = sum of:
    0.0424125 = weight(_text_:22 in 2717) [ClassicSimilarity], result of:
      0.0424125 = score(doc=2717,freq=2.0), product of:
        0.1827017 = queryWeight, product of:
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.052173212 = 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)
  0.2 = coord(1/5)
    Date
    11. 9.2004 17:32:22
  12. Witschel, H.F.: Global term weights in distributed environments (2008) 0.01 
    0.0084825 = product of:
  0.0424125 = sum of:
    0.0424125 = weight(_text_:22 in 2096) [ClassicSimilarity], result of:
      0.0424125 = score(doc=2096,freq=2.0), product of:
        0.1827017 = queryWeight, product of:
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.052173212 = queryNorm
        0.23214069 = fieldWeight in 2096, 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=2096)
  0.2 = coord(1/5)
    Date
    1. 8.2008 9:44:22
  13. Klas, C.-P.; Fuhr, N.; Schaefer, A.: Evaluating strategic support for information access in the DAFFODIL system (2004) 0.01 
    0.0084825 = product of:
  0.0424125 = sum of:
    0.0424125 = weight(_text_:22 in 2419) [ClassicSimilarity], result of:
      0.0424125 = score(doc=2419,freq=2.0), product of:
        0.1827017 = queryWeight, product of:
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.052173212 = queryNorm
        0.23214069 = fieldWeight in 2419, 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=2419)
  0.2 = coord(1/5)
    Date
    16.11.2008 16:22:48
  14. Campos, L.M. de; Fernández-Luna, J.M.; Huete, J.F.: Implementing relevance feedback in the Bayesian network retrieval model (2003) 0.01 
    0.0084825 = product of:
  0.0424125 = sum of:
    0.0424125 = weight(_text_:22 in 825) [ClassicSimilarity], result of:
      0.0424125 = score(doc=825,freq=2.0), product of:
        0.1827017 = queryWeight, product of:
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.052173212 = queryNorm
        0.23214069 = fieldWeight in 825, 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=825)
  0.2 = coord(1/5)
    Date
    22. 3.2003 19:30:19
  15. Weiß, B.: Verwandte Seiten finden : "Ähnliche Seiten" oder "What's Related" (2005) 0.01 
    0.007823674 = product of:
  0.03911837 = sum of:
    0.03911837 = weight(_text_:21 in 868) [ClassicSimilarity], result of:
      0.03911837 = score(doc=868,freq=4.0), product of:
        0.16162895 = queryWeight, product of:
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.052173212 = queryNorm
        0.24202576 = fieldWeight in 868, product of:
          2.0 = tf(freq=4.0), with freq of:
            4.0 = termFreq=4.0
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.0390625 = fieldNorm(doc=868)
  0.2 = coord(1/5)
    Date
    13. 2.2007 21:08:21
  16. Boughanem, M.; Chrisment, C.; Tamine, L.: On using genetic algorithms for multimodal relevance optimization in information retrieval (2002) 0.01 
    0.007745042 = product of:
  0.03872521 = sum of:
    0.03872521 = weight(_text_:21 in 1011) [ClassicSimilarity], result of:
      0.03872521 = score(doc=1011,freq=2.0), product of:
        0.16162895 = queryWeight, product of:
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.052173212 = queryNorm
        0.23959327 = fieldWeight in 1011, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.0546875 = fieldNorm(doc=1011)
  0.2 = coord(1/5)
    Date
    21. 7.2006 14:02:57
  17. Robertson, S.: Understanding inverse document frequency : on theoretical arguments for IDF (2004) 0.01 
    0.007745042 = product of:
  0.03872521 = sum of:
    0.03872521 = weight(_text_:21 in 4421) [ClassicSimilarity], result of:
      0.03872521 = score(doc=4421,freq=2.0), product of:
        0.16162895 = queryWeight, product of:
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.052173212 = queryNorm
        0.23959327 = fieldWeight in 4421, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.0546875 = fieldNorm(doc=4421)
  0.2 = coord(1/5)
    Date
    6.11.2005 16:16:21
  18. López-Herrera, A.G.; Herrera-Viedma, E.; Herrera, F.: ¬A study of the use of multi-objective evolutionary algorithms to learn Boolean queries : a comparative study (2009) 0.01 
    0.007745042 = product of:
  0.03872521 = sum of:
    0.03872521 = weight(_text_:21 in 1751) [ClassicSimilarity], result of:
      0.03872521 = score(doc=1751,freq=2.0), product of:
        0.16162895 = queryWeight, product of:
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.052173212 = queryNorm
        0.23959327 = fieldWeight in 1751, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.0546875 = fieldNorm(doc=1751)
  0.2 = coord(1/5)
    Date
    17. 5.2009 21:02:02
  19. Weller, K.; Stock, W.G.: Transitive meronymy : automatic concept-based query expansion using weighted transitive part-whole relations (2008) 0.01 
    0.007745042 = product of:
  0.03872521 = sum of:
    0.03872521 = weight(_text_:21 in 1835) [ClassicSimilarity], result of:
      0.03872521 = score(doc=1835,freq=2.0), product of:
        0.16162895 = queryWeight, product of:
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.052173212 = queryNorm
        0.23959327 = fieldWeight in 1835, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.0546875 = fieldNorm(doc=1835)
  0.2 = coord(1/5)
    Date
    21. 2.1997 19:37:24
  20. Song, D.; Bruza, P.D.: Towards context sensitive information inference (2003) 0.01 
    0.0070687504 = product of:
  0.03534375 = sum of:
    0.03534375 = weight(_text_:22 in 1428) [ClassicSimilarity], result of:
      0.03534375 = score(doc=1428,freq=2.0), product of:
        0.1827017 = queryWeight, product of:
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.052173212 = queryNorm
        0.19345059 = fieldWeight in 1428, 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=1428)
  0.2 = coord(1/5)
    Date
    22. 3.2003 19:35:46

Authors

Languages

  • e 26
  • d 5

Types

  • a 29
  • m 1
  • x 1
  • More… Less…

Themes

Subjects

Classifications