Search (97 results, page 1 of 5)

  • × type_ss:"a"
  • × theme_ss:"Retrievalstudien"
  1. Lespinasse, K.: TREC: une conference pour l'evaluation des systemes de recherche d'information (1997) 0.02
    0.017256824 = product of:
      0.03451365 = sum of:
        0.014125022 = product of:
          0.042375065 = sum of:
            0.042375065 = weight(_text_:k in 744) [ClassicSimilarity], result of:
              0.042375065 = score(doc=744,freq=2.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.31552678 = fieldWeight in 744, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.0625 = fieldNorm(doc=744)
          0.33333334 = coord(1/3)
        0.020388626 = product of:
          0.04077725 = sum of:
            0.04077725 = weight(_text_:22 in 744) [ClassicSimilarity], result of:
              0.04077725 = score(doc=744,freq=2.0), product of:
                0.13174312 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.037621226 = queryNorm
                0.30952093 = fieldWeight in 744, 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=744)
          0.5 = coord(1/2)
      0.5 = coord(2/4)
    
    Date
    1. 8.1996 22:01:00
  2. Leininger, K.: Interindexer consistency in PsychINFO (2000) 0.01
    0.012942618 = product of:
      0.025885236 = sum of:
        0.010593767 = product of:
          0.0317813 = sum of:
            0.0317813 = weight(_text_:k in 2552) [ClassicSimilarity], result of:
              0.0317813 = score(doc=2552,freq=2.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.23664509 = fieldWeight in 2552, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.046875 = fieldNorm(doc=2552)
          0.33333334 = coord(1/3)
        0.015291469 = product of:
          0.030582938 = sum of:
            0.030582938 = weight(_text_:22 in 2552) [ClassicSimilarity], result of:
              0.030582938 = score(doc=2552,freq=2.0), product of:
                0.13174312 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.037621226 = queryNorm
                0.23214069 = fieldWeight in 2552, 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=2552)
          0.5 = coord(1/2)
      0.5 = coord(2/4)
    
    Date
    9. 2.1997 18:44:22
  3. Sparck Jones, K.: Retrieval system tests 1958-1978 (1981) 0.01
    0.009987899 = product of:
      0.039951596 = sum of:
        0.039951596 = product of:
          0.119854786 = sum of:
            0.119854786 = weight(_text_:k in 3156) [ClassicSimilarity], result of:
              0.119854786 = score(doc=3156,freq=4.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.8924445 = fieldWeight in 3156, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.125 = fieldNorm(doc=3156)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Source
    Information retrieval experiment. Ed.: K. Sparck Jones
  4. Sparck Jones, K.: ¬The Cranfield tests (1981) 0.01
    0.009987899 = product of:
      0.039951596 = sum of:
        0.039951596 = product of:
          0.119854786 = sum of:
            0.119854786 = weight(_text_:k in 3157) [ClassicSimilarity], result of:
              0.119854786 = score(doc=3157,freq=4.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.8924445 = fieldWeight in 3157, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.125 = fieldNorm(doc=3157)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Source
    Information retrieval experiments. Ed.: K. Sparck Jones
  5. Fuhr, N.; Niewelt, B.: ¬Ein Retrievaltest mit automatisch indexierten Dokumenten (1984) 0.01
    0.008920024 = product of:
      0.035680097 = sum of:
        0.035680097 = product of:
          0.07136019 = sum of:
            0.07136019 = weight(_text_:22 in 262) [ClassicSimilarity], result of:
              0.07136019 = score(doc=262,freq=2.0), product of:
                0.13174312 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.037621226 = queryNorm
                0.5416616 = fieldWeight in 262, 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=262)
          0.5 = coord(1/2)
      0.25 = coord(1/4)
    
    Date
    20.10.2000 12:22:23
  6. Tomaiuolo, N.G.; Parker, J.: Maximizing relevant retrieval : keyword and natural language searching (1998) 0.01
    0.008920024 = product of:
      0.035680097 = sum of:
        0.035680097 = product of:
          0.07136019 = sum of:
            0.07136019 = weight(_text_:22 in 6418) [ClassicSimilarity], result of:
              0.07136019 = score(doc=6418,freq=2.0), product of:
                0.13174312 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.037621226 = queryNorm
                0.5416616 = fieldWeight in 6418, 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=6418)
          0.5 = coord(1/2)
      0.25 = coord(1/4)
    
    Source
    Online. 22(1998) no.6, S.57-58
  7. Voorhees, E.M.; Harman, D.: Overview of the Sixth Text REtrieval Conference (TREC-6) (2000) 0.01
    0.008920024 = product of:
      0.035680097 = sum of:
        0.035680097 = product of:
          0.07136019 = sum of:
            0.07136019 = weight(_text_:22 in 6438) [ClassicSimilarity], result of:
              0.07136019 = score(doc=6438,freq=2.0), product of:
                0.13174312 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.037621226 = queryNorm
                0.5416616 = fieldWeight in 6438, 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=6438)
          0.5 = coord(1/2)
      0.25 = coord(1/4)
    
    Date
    11. 8.2001 16:22:19
  8. Dalrymple, P.W.: Retrieval by reformulation in two library catalogs : toward a cognitive model of searching behavior (1990) 0.01
    0.008920024 = product of:
      0.035680097 = sum of:
        0.035680097 = product of:
          0.07136019 = sum of:
            0.07136019 = weight(_text_:22 in 5089) [ClassicSimilarity], result of:
              0.07136019 = score(doc=5089,freq=2.0), product of:
                0.13174312 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.037621226 = queryNorm
                0.5416616 = fieldWeight in 5089, 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=5089)
          0.5 = coord(1/2)
      0.25 = coord(1/4)
    
    Date
    22. 7.2006 18:43:54
  9. Kuriyama, K.; Kando, N.; Nozue, T.; Eguchi, K.: Pooling for a large-scale test collection : an analysis of the search results from the First NTCIR Workshop (2002) 0.01
    0.0074909236 = product of:
      0.029963695 = sum of:
        0.029963695 = product of:
          0.08989108 = sum of:
            0.08989108 = weight(_text_:k in 3830) [ClassicSimilarity], result of:
              0.08989108 = score(doc=3830,freq=4.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.66933334 = fieldWeight in 3830, 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=3830)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
  10. Robertson, S.E.: ¬The methodology of information retrieval experiment (1981) 0.01
    0.007062511 = product of:
      0.028250044 = sum of:
        0.028250044 = product of:
          0.08475013 = sum of:
            0.08475013 = weight(_text_:k in 3146) [ClassicSimilarity], result of:
              0.08475013 = score(doc=3146,freq=2.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.63105357 = fieldWeight in 3146, 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=3146)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Source
    Information retrieval experiment. Ed.: K. Sparck Jones
  11. Rijsbergen, C.J. van: Retrieval effectiveness (1981) 0.01
    0.007062511 = product of:
      0.028250044 = sum of:
        0.028250044 = product of:
          0.08475013 = sum of:
            0.08475013 = weight(_text_:k in 3147) [ClassicSimilarity], result of:
              0.08475013 = score(doc=3147,freq=2.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.63105357 = fieldWeight in 3147, 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=3147)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Source
    Information retrieval experiment. Ed.: K. Sparck Jones
  12. Belkin, N.J.: Ineffable concepts in information retrieval (1981) 0.01
    0.007062511 = product of:
      0.028250044 = sum of:
        0.028250044 = product of:
          0.08475013 = sum of:
            0.08475013 = weight(_text_:k in 3148) [ClassicSimilarity], result of:
              0.08475013 = score(doc=3148,freq=2.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.63105357 = fieldWeight in 3148, 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=3148)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Source
    Information retrieval experiment. Ed.: K. Sparck Jones
  13. Tague, J.M.: ¬The pragmatics of information retrieval experimentation (1981) 0.01
    0.007062511 = product of:
      0.028250044 = sum of:
        0.028250044 = product of:
          0.08475013 = sum of:
            0.08475013 = weight(_text_:k in 3149) [ClassicSimilarity], result of:
              0.08475013 = score(doc=3149,freq=2.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.63105357 = fieldWeight in 3149, 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=3149)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Source
    Information retrieval experiment. Ed.: K. Sparck Jones
  14. Barraclough, E.D.: Opportunities for testing with online systems (1981) 0.01
    0.007062511 = product of:
      0.028250044 = sum of:
        0.028250044 = product of:
          0.08475013 = sum of:
            0.08475013 = weight(_text_:k in 3151) [ClassicSimilarity], result of:
              0.08475013 = score(doc=3151,freq=2.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.63105357 = fieldWeight in 3151, 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=3151)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Source
    Information retrieval experiment. Ed.: K. Sparck Jones
  15. Keen, E.M.: Laboratory tests of manual systems (1981) 0.01
    0.007062511 = product of:
      0.028250044 = sum of:
        0.028250044 = product of:
          0.08475013 = sum of:
            0.08475013 = weight(_text_:k in 3152) [ClassicSimilarity], result of:
              0.08475013 = score(doc=3152,freq=2.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.63105357 = fieldWeight in 3152, 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=3152)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Source
    Information retrieval experiment. Ed.: K. Sparck Jones
  16. Oddy, R.N.: Laboratory tests : automatic systems (1981) 0.01
    0.007062511 = product of:
      0.028250044 = sum of:
        0.028250044 = product of:
          0.08475013 = sum of:
            0.08475013 = weight(_text_:k in 3153) [ClassicSimilarity], result of:
              0.08475013 = score(doc=3153,freq=2.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.63105357 = fieldWeight in 3153, 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=3153)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Source
    Information retrieval experiment. Ed.: K. Sparck Jones
  17. Heine, M.D.: Simulation, and simulation experiments (1981) 0.01
    0.007062511 = product of:
      0.028250044 = sum of:
        0.028250044 = product of:
          0.08475013 = sum of:
            0.08475013 = weight(_text_:k in 3154) [ClassicSimilarity], result of:
              0.08475013 = score(doc=3154,freq=2.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.63105357 = fieldWeight in 3154, 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=3154)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Source
    Information retrieval experiment. Ed.: K. Sparck Jones
  18. Cooper, W.S.: Gedanken experimentation : an alternative to traditional system testing? (1981) 0.01
    0.007062511 = product of:
      0.028250044 = sum of:
        0.028250044 = product of:
          0.08475013 = sum of:
            0.08475013 = weight(_text_:k in 3155) [ClassicSimilarity], result of:
              0.08475013 = score(doc=3155,freq=2.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.63105357 = fieldWeight in 3155, 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=3155)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Source
    Information retrieval experiment. Ed.: K. Sparck Jones
  19. Evans, L.: ¬An experiment : search strategy variations in SDI (1981) 0.01
    0.007062511 = product of:
      0.028250044 = sum of:
        0.028250044 = product of:
          0.08475013 = sum of:
            0.08475013 = weight(_text_:k in 3158) [ClassicSimilarity], result of:
              0.08475013 = score(doc=3158,freq=2.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.63105357 = fieldWeight in 3158, 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=3158)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Source
    Information retrieval experiments. Ed.: K. Sparck Jones
  20. Allan, J.; Callan, J.P.; Croft, W.B.; Ballesteros, L.; Broglio, J.; Xu, J.; Shu, H.: INQUERY at TREC-5 (1997) 0.01
    0.006371446 = product of:
      0.025485784 = sum of:
        0.025485784 = product of:
          0.050971568 = sum of:
            0.050971568 = weight(_text_:22 in 3103) [ClassicSimilarity], result of:
              0.050971568 = score(doc=3103,freq=2.0), product of:
                0.13174312 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.037621226 = queryNorm
                0.38690117 = fieldWeight in 3103, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.078125 = fieldNorm(doc=3103)
          0.5 = coord(1/2)
      0.25 = coord(1/4)
    
    Date
    27. 2.1999 20:55:22

Languages

  • e 87
  • d 9
  • f 1
  • More… Less…