Search (2 results, page 1 of 1)

  • × theme_ss:"Grundlagen u. Einführungen: Allgemeine Literatur"
  • × type_ss:"m"
  • × year_i:[1970 TO 1980}
  1. Rijsbergen, C.J. van: Information retrieval (1979) 0.04
    0.041868135 = product of:
      0.2512088 = sum of:
        0.092800505 = weight(_text_:informatik in 856) [ClassicSimilarity], result of:
          0.092800505 = score(doc=856,freq=4.0), product of:
            0.1662844 = queryWeight, product of:
              5.1024737 = idf(docFreq=730, maxDocs=44218)
              0.032588977 = queryNorm
            0.55808306 = fieldWeight in 856, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              5.1024737 = idf(docFreq=730, maxDocs=44218)
              0.0546875 = fieldNorm(doc=856)
        0.1584083 = weight(_text_:monographien in 856) [ClassicSimilarity], result of:
          0.1584083 = score(doc=856,freq=4.0), product of:
            0.21725276 = queryWeight, product of:
              6.666449 = idf(docFreq=152, maxDocs=44218)
              0.032588977 = queryNorm
            0.72914284 = fieldWeight in 856, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              6.666449 = idf(docFreq=152, maxDocs=44218)
              0.0546875 = fieldNorm(doc=856)
      0.16666667 = coord(2/12)
    
    Classification
    ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
    RVK
    ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
  2. Dahlberg, I.: Grundlagen universaler Wissensordnung : Probleme und Möglichkeiten eines universalen Klassifikationssystems des Wissens (1974) 0.00
    0.001839732 = product of:
      0.022076784 = sum of:
        0.022076784 = product of:
          0.044153567 = sum of:
            0.044153567 = weight(_text_:22 in 127) [ClassicSimilarity], result of:
              0.044153567 = score(doc=127,freq=2.0), product of:
                0.11412105 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.032588977 = queryNorm
                0.38690117 = fieldWeight in 127, 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=127)
          0.5 = coord(1/2)
      0.083333336 = coord(1/12)
    
    Footnote
    Zugleich Dissertation Univ. Düsseldorf. - Rez. in: ZfBB. 22(1975) S.53-57 (H.-A. Koch)