Search (26 results, page 1 of 2)

  • × language_ss:"e"
  • × theme_ss:"Retrievalalgorithmen"
  1. Berry, M.W.; Browne, M.: Understanding search engines : mathematical modeling and text retrieval (1999) 0.01
    0.01031787 = product of:
      0.05158935 = sum of:
        0.05158935 = product of:
          0.1031787 = sum of:
            0.1031787 = weight(_text_:allgemein in 5777) [ClassicSimilarity], result of:
              0.1031787 = score(doc=5777,freq=4.0), product of:
                0.2094595 = queryWeight, product of:
                  5.254347 = idf(docFreq=627, maxDocs=44218)
                  0.03986404 = queryNorm
                0.49259502 = fieldWeight in 5777, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  5.254347 = idf(docFreq=627, maxDocs=44218)
                  0.046875 = fieldNorm(doc=5777)
          0.5 = coord(1/2)
      0.2 = coord(1/5)
    
    Classification
    ST 230 [Informatik # Monographien # Software und -entwicklung # Software allgemein, (Einführung, Lehrbücher, Methoden der Programmierung) Software engineering, Programmentwicklungssysteme, Softwarewerkzeuge]
    RVK
    ST 230 [Informatik # Monographien # Software und -entwicklung # Software allgemein, (Einführung, Lehrbücher, Methoden der Programmierung) Software engineering, Programmentwicklungssysteme, Softwarewerkzeuge]
  2. Voorhees, E.M.: Implementing agglomerative hierarchic clustering algorithms for use in document retrieval (1986) 0.01
    0.008641643 = product of:
      0.043208215 = sum of:
        0.043208215 = product of:
          0.08641643 = sum of:
            0.08641643 = weight(_text_:22 in 402) [ClassicSimilarity], result of:
              0.08641643 = score(doc=402,freq=2.0), product of:
                0.13959707 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03986404 = 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)
      0.2 = coord(1/5)
    
    Source
    Information processing and management. 22(1986) no.6, S.465-476
  3. Smeaton, A.F.; Rijsbergen, C.J. van: ¬The retrieval effects of query expansion on a feedback document retrieval system (1983) 0.01
    0.007561438 = product of:
      0.03780719 = sum of:
        0.03780719 = product of:
          0.07561438 = sum of:
            0.07561438 = weight(_text_:22 in 2134) [ClassicSimilarity], result of:
              0.07561438 = score(doc=2134,freq=2.0), product of:
                0.13959707 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03986404 = 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)
      0.2 = coord(1/5)
    
    Date
    30. 3.2001 13:32:22
  4. Back, J.: ¬An evaluation of relevancy ranking techniques used by Internet search engines (2000) 0.01
    0.007561438 = product of:
      0.03780719 = sum of:
        0.03780719 = product of:
          0.07561438 = sum of:
            0.07561438 = weight(_text_:22 in 3445) [ClassicSimilarity], result of:
              0.07561438 = score(doc=3445,freq=2.0), product of:
                0.13959707 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03986404 = 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)
      0.2 = coord(1/5)
    
    Date
    25. 8.2005 17:42:22
  5. MacFarlane, A.; Robertson, S.E.; McCann, J.A.: Parallel computing for passage retrieval (2004) 0.00
    0.0043208217 = product of:
      0.021604108 = sum of:
        0.021604108 = product of:
          0.043208215 = sum of:
            0.043208215 = weight(_text_:22 in 5108) [ClassicSimilarity], result of:
              0.043208215 = score(doc=5108,freq=2.0), product of:
                0.13959707 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03986404 = 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)
      0.2 = coord(1/5)
    
    Date
    20. 1.2007 18:30:22
  6. Faloutsos, C.: Signature files (1992) 0.00
    0.0043208217 = product of:
      0.021604108 = sum of:
        0.021604108 = product of:
          0.043208215 = sum of:
            0.043208215 = weight(_text_:22 in 3499) [ClassicSimilarity], result of:
              0.043208215 = score(doc=3499,freq=2.0), product of:
                0.13959707 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03986404 = 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)
      0.2 = coord(1/5)
    
    Date
    7. 5.1999 15:22:48
  7. Losada, D.E.; Barreiro, A.: Emebedding term similarity and inverse document frequency into a logical model of information retrieval (2003) 0.00
    0.0043208217 = product of:
      0.021604108 = sum of:
        0.021604108 = product of:
          0.043208215 = sum of:
            0.043208215 = weight(_text_:22 in 1422) [ClassicSimilarity], result of:
              0.043208215 = score(doc=1422,freq=2.0), product of:
                0.13959707 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03986404 = 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)
      0.2 = coord(1/5)
    
    Date
    22. 3.2003 19:27:23
  8. Bornmann, L.; Mutz, R.: From P100 to P100' : a new citation-rank approach (2014) 0.00
    0.0043208217 = product of:
      0.021604108 = sum of:
        0.021604108 = product of:
          0.043208215 = sum of:
            0.043208215 = weight(_text_:22 in 1431) [ClassicSimilarity], result of:
              0.043208215 = score(doc=1431,freq=2.0), product of:
                0.13959707 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03986404 = 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)
      0.2 = coord(1/5)
    
    Date
    22. 8.2014 17:05:18
  9. Ravana, S.D.; Rajagopal, P.; Balakrishnan, V.: Ranking retrieval systems using pseudo relevance judgments (2015) 0.00
    0.003819103 = product of:
      0.019095514 = sum of:
        0.019095514 = product of:
          0.038191028 = sum of:
            0.038191028 = weight(_text_:22 in 2591) [ClassicSimilarity], result of:
              0.038191028 = score(doc=2591,freq=4.0), product of:
                0.13959707 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03986404 = 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)
      0.2 = coord(1/5)
    
    Date
    20. 1.2015 18:30:22
    18. 9.2018 18:22:56
  10. Chang, C.-H.; Hsu, C.-C.: Integrating query expansion and conceptual relevance feedback for personalized Web information retrieval (1998) 0.00
    0.003780719 = product of:
      0.018903594 = sum of:
        0.018903594 = product of:
          0.03780719 = sum of:
            0.03780719 = weight(_text_:22 in 1319) [ClassicSimilarity], result of:
              0.03780719 = score(doc=1319,freq=2.0), product of:
                0.13959707 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03986404 = 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)
      0.2 = coord(1/5)
    
    Date
    1. 8.1996 22:08:06
  11. Joss, M.W.; Wszola, S.: ¬The engines that can : text search and retrieval software, their strategies, and vendors (1996) 0.00
    0.0032406163 = product of:
      0.016203081 = sum of:
        0.016203081 = product of:
          0.032406162 = sum of:
            0.032406162 = weight(_text_:22 in 5123) [ClassicSimilarity], result of:
              0.032406162 = score(doc=5123,freq=2.0), product of:
                0.13959707 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03986404 = 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)
      0.2 = coord(1/5)
    
    Date
    12. 9.1996 13:56:22
  12. Kelledy, F.; Smeaton, A.F.: Signature files and beyond (1996) 0.00
    0.0032406163 = product of:
      0.016203081 = sum of:
        0.016203081 = product of:
          0.032406162 = sum of:
            0.032406162 = weight(_text_:22 in 6973) [ClassicSimilarity], result of:
              0.032406162 = score(doc=6973,freq=2.0), product of:
                0.13959707 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03986404 = 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)
      0.2 = 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
  13. 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
    0.0032406163 = product of:
      0.016203081 = sum of:
        0.016203081 = product of:
          0.032406162 = sum of:
            0.032406162 = weight(_text_:22 in 1451) [ClassicSimilarity], result of:
              0.032406162 = score(doc=1451,freq=2.0), product of:
                0.13959707 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03986404 = 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)
      0.2 = coord(1/5)
    
    Date
    22. 3.2003 19:27:36
  14. 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
    0.0032406163 = product of:
      0.016203081 = sum of:
        0.016203081 = product of:
          0.032406162 = sum of:
            0.032406162 = weight(_text_:22 in 2239) [ClassicSimilarity], result of:
              0.032406162 = score(doc=2239,freq=2.0), product of:
                0.13959707 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03986404 = 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)
      0.2 = coord(1/5)
    
    Date
    31. 5.2004 19:22:06
  15. Furner, J.: ¬A unifying model of document relatedness for hybrid search engines (2003) 0.00
    0.0032406163 = product of:
      0.016203081 = sum of:
        0.016203081 = product of:
          0.032406162 = sum of:
            0.032406162 = weight(_text_:22 in 2717) [ClassicSimilarity], result of:
              0.032406162 = score(doc=2717,freq=2.0), product of:
                0.13959707 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03986404 = 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)
      0.2 = coord(1/5)
    
    Date
    11. 9.2004 17:32:22
  16. Witschel, H.F.: Global term weights in distributed environments (2008) 0.00
    0.0032406163 = product of:
      0.016203081 = sum of:
        0.016203081 = product of:
          0.032406162 = sum of:
            0.032406162 = weight(_text_:22 in 2096) [ClassicSimilarity], result of:
              0.032406162 = score(doc=2096,freq=2.0), product of:
                0.13959707 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03986404 = 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)
          0.5 = coord(1/2)
      0.2 = coord(1/5)
    
    Date
    1. 8.2008 9:44:22
  17. Klas, C.-P.; Fuhr, N.; Schaefer, A.: Evaluating strategic support for information access in the DAFFODIL system (2004) 0.00
    0.0032406163 = product of:
      0.016203081 = sum of:
        0.016203081 = product of:
          0.032406162 = sum of:
            0.032406162 = weight(_text_:22 in 2419) [ClassicSimilarity], result of:
              0.032406162 = score(doc=2419,freq=2.0), product of:
                0.13959707 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03986404 = 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)
          0.5 = coord(1/2)
      0.2 = coord(1/5)
    
    Date
    16.11.2008 16:22:48
  18. Campos, L.M. de; Fernández-Luna, J.M.; Huete, J.F.: Implementing relevance feedback in the Bayesian network retrieval model (2003) 0.00
    0.0032406163 = product of:
      0.016203081 = sum of:
        0.016203081 = product of:
          0.032406162 = sum of:
            0.032406162 = weight(_text_:22 in 825) [ClassicSimilarity], result of:
              0.032406162 = score(doc=825,freq=2.0), product of:
                0.13959707 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03986404 = 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)
          0.5 = coord(1/2)
      0.2 = coord(1/5)
    
    Date
    22. 3.2003 19:30:19
  19. Burgin, R.: ¬The retrieval effectiveness of 5 clustering algorithms as a function of indexing exhaustivity (1995) 0.00
    0.0027005137 = product of:
      0.013502568 = sum of:
        0.013502568 = product of:
          0.027005136 = sum of:
            0.027005136 = weight(_text_:22 in 3365) [ClassicSimilarity], result of:
              0.027005136 = score(doc=3365,freq=2.0), product of:
                0.13959707 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03986404 = 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)
      0.2 = coord(1/5)
    
    Date
    22. 2.1996 11:20:06
  20. Efthimiadis, E.N.: User choices : a new yardstick for the evaluation of ranking algorithms for interactive query expansion (1995) 0.00
    0.0027005137 = product of:
      0.013502568 = sum of:
        0.013502568 = product of:
          0.027005136 = sum of:
            0.027005136 = weight(_text_:22 in 5697) [ClassicSimilarity], result of:
              0.027005136 = score(doc=5697,freq=2.0), product of:
                0.13959707 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.03986404 = 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)
      0.2 = coord(1/5)
    
    Date
    22. 2.1996 13:14:10

Years

Types

  • a 24
  • m 2