Search (66 results, page 2 of 4)

  • × theme_ss:"Retrievalalgorithmen"
  1. 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
  2. Ravana, S.D.; Rajagopal, P.; Balakrishnan, V.: Ranking retrieval systems using pseudo relevance judgments (2015) 0.01 
    0.009996722 = product of:
  0.049983613 = sum of:
    0.049983613 = weight(_text_:22 in 2591) [ClassicSimilarity], result of:
      0.049983613 = score(doc=2591,freq=4.0), product of:
        0.1827017 = queryWeight, product of:
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.052173212 = 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)
  0.2 = coord(1/5)
    Date
    20. 1.2015 18:30:22
    18. 9.2018 18:22:56
  3. Chang, C.-H.; Hsu, C.-C.: Integrating query expansion and conceptual relevance feedback for personalized Web information retrieval (1998) 0.01 
    0.00989625 = product of:
  0.04948125 = sum of:
    0.04948125 = weight(_text_:22 in 1319) [ClassicSimilarity], result of:
      0.04948125 = score(doc=1319,freq=2.0), product of:
        0.1827017 = queryWeight, product of:
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.052173212 = 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)
  0.2 = coord(1/5)
    Date
    1. 8.1996 22:08:06
  4. Ojala, M.: Commands that RANKle (1997) 0.01 
    0.008851476 = product of:
  0.04425738 = sum of:
    0.04425738 = weight(_text_:21 in 428) [ClassicSimilarity], result of:
      0.04425738 = score(doc=428,freq=2.0), product of:
        0.16162895 = queryWeight, product of:
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.052173212 = queryNorm
        0.27382088 = fieldWeight in 428, 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=428)
  0.2 = coord(1/5)
    Source
    Online. 21(1997) no.4, S.70-73
  5. Longshu, L.; Xia, Z.: On an aproximate fuzzy information retrieval agent (1998) 0.01 
    0.008851476 = product of:
  0.04425738 = sum of:
    0.04425738 = weight(_text_:21 in 3294) [ClassicSimilarity], result of:
      0.04425738 = score(doc=3294,freq=2.0), product of:
        0.16162895 = queryWeight, product of:
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.052173212 = queryNorm
        0.27382088 = fieldWeight in 3294, 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=3294)
  0.2 = coord(1/5)
    Date
    13. 5.1996 21:43:23
  6. Harman, D.; Fox, E.; Baeza-Yates, R.; Lee, W.: Inverted files (1992) 0.01 
    0.008851476 = product of:
  0.04425738 = sum of:
    0.04425738 = weight(_text_:21 in 3497) [ClassicSimilarity], result of:
      0.04425738 = score(doc=3497,freq=2.0), product of:
        0.16162895 = queryWeight, product of:
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.052173212 = queryNorm
        0.27382088 = fieldWeight in 3497, 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=3497)
  0.2 = coord(1/5)
    Date
    5. 5.1999 20:47:21
  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. Joss, M.W.; Wszola, S.: ¬The engines that can : text search and retrieval software, their strategies, and vendors (1996) 0.01 
    0.0084825 = product of:
  0.0424125 = sum of:
    0.0424125 = weight(_text_:22 in 5123) [ClassicSimilarity], result of:
      0.0424125 = score(doc=5123,freq=2.0), product of:
        0.1827017 = queryWeight, product of:
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.052173212 = 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)
  0.2 = coord(1/5)
    Date
    12. 9.1996 13:56:22
  10. Kelledy, F.; Smeaton, A.F.: Signature files and beyond (1996) 0.01 
    0.0084825 = product of:
  0.0424125 = sum of:
    0.0424125 = weight(_text_:22 in 6973) [ClassicSimilarity], result of:
      0.0424125 = score(doc=6973,freq=2.0), product of:
        0.1827017 = queryWeight, product of:
          3.5018296 = idf(docFreq=3622, maxDocs=44218)
          0.052173212 = 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)
  0.2 = coord(1/5)
    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
  11. 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
  12. 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
  13. 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
  14. 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
  15. 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
  16. 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
  17. 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
  18. Beaulieu, M.; Jones, S.: Interactive searching and interface issues in the Okapi best match probabilistic retrieval system (1998) 0.01 
    0.007745042 = product of:
  0.03872521 = sum of:
    0.03872521 = weight(_text_:21 in 430) [ClassicSimilarity], result of:
      0.03872521 = score(doc=430,freq=2.0), product of:
        0.16162895 = queryWeight, product of:
          3.0979297 = idf(docFreq=5425, maxDocs=44218)
          0.052173212 = queryNorm
        0.23959327 = fieldWeight in 430, 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=430)
  0.2 = coord(1/5)
    Date
    18. 3.1997 21:11:33
  19. 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
  20. 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

Authors

Years

Languages

  • e 54
  • d 10
  • chi 2
  • More… Less…

Types

  • a 62
  • m 2
  • r 1
  • s 1
  • x 1
  • More… Less…

Themes

Subjects

Classifications