Search (12 results, page 1 of 1)

  • × theme_ss:"Automatisches Indexieren"
  • × theme_ss:"Retrievalstudien"
  1. Hodges, P.R.: Keyword in title indexes : effectiveness of retrieval in computer searches (1983) 0.02
    0.016771864 = product of:
      0.03354373 = sum of:
        0.03354373 = product of:
          0.05031559 = sum of:
            0.0072548515 = weight(_text_:e in 5001) [ClassicSimilarity], result of:
              0.0072548515 = score(doc=5001,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.1111659 = fieldWeight in 5001, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=5001)
            0.04306074 = weight(_text_:22 in 5001) [ClassicSimilarity], result of:
              0.04306074 = score(doc=5001,freq=2.0), product of:
                0.15899497 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0454034 = queryNorm
                0.2708308 = fieldWeight in 5001, 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=5001)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Date
    14. 3.1996 13:22:21
    Language
    e
  2. Oberhauser, O.; Labner, J.: Einführung der automatischen Indexierung im Österreichischen Verbundkatalog? : Bericht über eine empirische Studie (2003) 0.02
    0.015131842 = product of:
      0.030263685 = sum of:
        0.030263685 = product of:
          0.090791054 = sum of:
            0.090791054 = weight(_text_:p in 1878) [ClassicSimilarity], result of:
              0.090791054 = score(doc=1878,freq=2.0), product of:
                0.1632485 = queryWeight, product of:
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.0454034 = queryNorm
                0.55615246 = fieldWeight in 1878, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.109375 = fieldNorm(doc=1878)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Type
    p
  3. Munkelt, J.; Schaer, P.; Lepsky, K.: Towards an IR test collection for the German National Library (2018) 0.02
    0.015042966 = product of:
      0.030085932 = sum of:
        0.030085932 = product of:
          0.045128897 = sum of:
            0.006218444 = weight(_text_:e in 4311) [ClassicSimilarity], result of:
              0.006218444 = score(doc=4311,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.09528506 = fieldWeight in 4311, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.046875 = fieldNorm(doc=4311)
            0.038910452 = weight(_text_:p in 4311) [ClassicSimilarity], result of:
              0.038910452 = score(doc=4311,freq=2.0), product of:
                0.1632485 = queryWeight, product of:
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.0454034 = queryNorm
                0.23835106 = fieldWeight in 4311, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.046875 = fieldNorm(doc=4311)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Language
    e
  4. Fuhr, N.; Niewelt, B.: ¬Ein Retrievaltest mit automatisch indexierten Dokumenten (1984) 0.01
    0.01435358 = product of:
      0.02870716 = sum of:
        0.02870716 = product of:
          0.08612148 = sum of:
            0.08612148 = weight(_text_:22 in 262) [ClassicSimilarity], result of:
              0.08612148 = score(doc=262,freq=2.0), product of:
                0.15899497 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0454034 = 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)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Date
    20.10.2000 12:22:23
  5. Biebricher, P.; Fuhr, N.; Niewelt, B.: ¬Der AIR-Retrievaltest (1986) 0.01
    0.0108084595 = product of:
      0.021616919 = sum of:
        0.021616919 = product of:
          0.064850755 = sum of:
            0.064850755 = weight(_text_:p in 4040) [ClassicSimilarity], result of:
              0.064850755 = score(doc=4040,freq=2.0), product of:
                0.1632485 = queryWeight, product of:
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.0454034 = queryNorm
                0.39725178 = fieldWeight in 4040, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.078125 = fieldNorm(doc=4040)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
  6. Chevallet, J.-P.; Bruandet, M.F.: Impact de l'utilisation de multi terms sur la qualité des résponses dùn système de recherche d'information a indexation automatique (1999) 0.01
    0.008646768 = product of:
      0.017293535 = sum of:
        0.017293535 = product of:
          0.0518806 = sum of:
            0.0518806 = weight(_text_:p in 6253) [ClassicSimilarity], result of:
              0.0518806 = score(doc=6253,freq=2.0), product of:
                0.1632485 = queryWeight, product of:
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.0454034 = queryNorm
                0.31780142 = fieldWeight in 6253, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5955126 = idf(docFreq=3298, maxDocs=44218)
                  0.0625 = fieldNorm(doc=6253)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
  7. Wan, T.-L.; Evens, M.; Wan, Y.-W.; Pao, Y.-Y.: Experiments with automatic indexing and a relational thesaurus in a Chinese information retrieval system (1997) 0.00
    0.0012091419 = product of:
      0.0024182838 = sum of:
        0.0024182838 = product of:
          0.0072548515 = sum of:
            0.0072548515 = weight(_text_:e in 956) [ClassicSimilarity], result of:
              0.0072548515 = score(doc=956,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.1111659 = fieldWeight in 956, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=956)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  8. Sachse, E.; Liebig, M.; Gödert, W.: Automatische Indexierung unter Einbeziehung semantischer Relationen : Ergebnisse des Retrievaltests zum MILOS II-Projekt (1998) 0.00
    0.0012091419 = product of:
      0.0024182838 = sum of:
        0.0024182838 = product of:
          0.0072548515 = sum of:
            0.0072548515 = weight(_text_:e in 3577) [ClassicSimilarity], result of:
              0.0072548515 = score(doc=3577,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.1111659 = fieldWeight in 3577, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=3577)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
  9. Munkelt, J.: Erstellung einer DNB-Retrieval-Testkollektion (2018) 0.00
    0.0012091419 = product of:
      0.0024182838 = sum of:
        0.0024182838 = product of:
          0.0072548515 = sum of:
            0.0072548515 = weight(_text_:e in 4310) [ClassicSimilarity], result of:
              0.0072548515 = score(doc=4310,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.1111659 = fieldWeight in 4310, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=4310)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  10. Buckley, C.; Allan, J.; Salton, G.: Automatic routing and retrieval using Smart : TREC-2 (1995) 0.00
    0.0010364074 = product of:
      0.0020728149 = sum of:
        0.0020728149 = product of:
          0.006218444 = sum of:
            0.006218444 = weight(_text_:e in 5699) [ClassicSimilarity], result of:
              0.006218444 = score(doc=5699,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.09528506 = fieldWeight in 5699, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.046875 = fieldNorm(doc=5699)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  11. Lochbaum, K.E.; Streeter, A.R.: Comparing and combining the effectiveness of latent semantic indexing and the ordinary vector space model for information retrieval (1989) 0.00
    0.0010364074 = product of:
      0.0020728149 = sum of:
        0.0020728149 = product of:
          0.006218444 = sum of:
            0.006218444 = weight(_text_:e in 3458) [ClassicSimilarity], result of:
              0.006218444 = score(doc=3458,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.09528506 = fieldWeight in 3458, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.046875 = fieldNorm(doc=3458)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e
  12. Toepfer, M.; Seifert, C.: Content-based quality estimation for automatic subject indexing of short texts under precision and recall constraints 0.00
    8.636729E-4 = product of:
      0.0017273457 = sum of:
        0.0017273457 = product of:
          0.005182037 = sum of:
            0.005182037 = weight(_text_:e in 4309) [ClassicSimilarity], result of:
              0.005182037 = score(doc=4309,freq=2.0), product of:
                0.06526148 = queryWeight, product of:
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0454034 = queryNorm
                0.07940422 = fieldWeight in 4309, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.43737 = idf(docFreq=28552, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=4309)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
    Language
    e