Search (5 results, page 1 of 1)

  • × theme_ss:"OPAC"
  • × theme_ss:"Verbale Doksprachen im Online-Retrieval"
  • × type_ss:"a"
  1. Boeckx, T.: Onderwerpontsluiting in de on-line publiekscatalogus (1986) 0.02
    0.017136015 = product of:
      0.10281609 = sum of:
        0.10281609 = weight(_text_:t in 145) [ClassicSimilarity], result of:
          0.10281609 = score(doc=145,freq=2.0), product of:
            0.14764035 = queryWeight, product of:
              3.9394085 = idf(docFreq=2338, maxDocs=44218)
              0.037477795 = queryNorm
            0.69639564 = fieldWeight in 145, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.9394085 = idf(docFreq=2338, maxDocs=44218)
              0.125 = fieldNorm(doc=145)
      0.16666667 = coord(1/6)
    
  2. Weidemüller, H.-U.: Schlagwortketten im OPAC (1996) 0.01
    0.010359315 = product of:
      0.06215589 = sum of:
        0.06215589 = weight(_text_:u in 3708) [ClassicSimilarity], result of:
          0.06215589 = score(doc=3708,freq=2.0), product of:
            0.12271895 = queryWeight, product of:
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.037477795 = queryNorm
            0.50648975 = fieldWeight in 3708, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.109375 = fieldNorm(doc=3708)
      0.16666667 = coord(1/6)
    
  3. Weidemüller, H.U.: Sinn und Unsinn von Ketten im OPAC (1996) 0.01
    0.0059196088 = product of:
      0.03551765 = sum of:
        0.03551765 = weight(_text_:u in 2063) [ClassicSimilarity], result of:
          0.03551765 = score(doc=2063,freq=2.0), product of:
            0.12271895 = queryWeight, product of:
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.037477795 = queryNorm
            0.28942272 = fieldWeight in 2063, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.0625 = fieldNorm(doc=2063)
      0.16666667 = coord(1/6)
    
    Source
    Zukunft der Sacherschließung im OPAC: Vorträge des 2. Düsseldorfer OPAC-Kolloquiums am 21. Juni 1995. Hrsg.: E. Niggemann u. K. Lepsky
  4. Papadakis, I.; Stefanidakis, M.; Tzali, A.: Visualizing OPAC subject headings (2008) 0.00
    0.00490884 = product of:
      0.029453041 = sum of:
        0.029453041 = weight(_text_:i in 2549) [ClassicSimilarity], result of:
          0.029453041 = score(doc=2549,freq=2.0), product of:
            0.14135611 = queryWeight, product of:
              3.7717297 = idf(docFreq=2765, maxDocs=44218)
              0.037477795 = queryNorm
            0.20836058 = fieldWeight in 2549, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.7717297 = idf(docFreq=2765, maxDocs=44218)
              0.0390625 = fieldNorm(doc=2549)
      0.16666667 = coord(1/6)
    
  5. Wiesenmüller, H.: Verbale Erschließung in Katalogen und Discovery-Systemen : Überlegungen zur Qualität (2021) 0.00
    0.0021157186 = product of:
      0.01269431 = sum of:
        0.01269431 = product of:
          0.02538862 = sum of:
            0.02538862 = weight(_text_:22 in 374) [ClassicSimilarity], result of:
              0.02538862 = score(doc=374,freq=2.0), product of:
                0.13124086 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.037477795 = queryNorm
                0.19345059 = fieldWeight in 374, 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=374)
          0.5 = coord(1/2)
      0.16666667 = coord(1/6)
    
    Date
    24. 9.2021 12:22:02