Search (3 results, page 1 of 1)

  • × classification_ss:"025.4/9 / dc19"
  • × subject_ss:"Subject headings"
  1. Townley, H.M.; Gee, R.G.: Thesaurus-making : grow your own wordstock (1980) 0.01
    0.010017176 = product of:
      0.06678117 = sum of:
        0.018752426 = weight(_text_:und in 549) [ClassicSimilarity], result of:
          0.018752426 = score(doc=549,freq=2.0), product of:
            0.06381599 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.02879306 = queryNorm
            0.29385152 = fieldWeight in 549, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.09375 = fieldNorm(doc=549)
        0.018752426 = weight(_text_:und in 549) [ClassicSimilarity], result of:
          0.018752426 = score(doc=549,freq=2.0), product of:
            0.06381599 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.02879306 = queryNorm
            0.29385152 = fieldWeight in 549, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.09375 = fieldNorm(doc=549)
        0.029276319 = weight(_text_:des in 549) [ClassicSimilarity], result of:
          0.029276319 = score(doc=549,freq=2.0), product of:
            0.079736836 = queryWeight, product of:
              2.7693076 = idf(docFreq=7536, maxDocs=44218)
              0.02879306 = queryNorm
            0.36716178 = fieldWeight in 549, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.7693076 = idf(docFreq=7536, maxDocs=44218)
              0.09375 = fieldNorm(doc=549)
      0.15 = coord(3/20)
    
    Theme
    Konzeption und Anwendung des Prinzips Thesaurus
  2. Lancaster, F.W.: Vocabulary control for information retrieval (1986) 0.01
    0.009841608 = product of:
      0.065610714 = sum of:
        0.025003234 = weight(_text_:und in 217) [ClassicSimilarity], result of:
          0.025003234 = score(doc=217,freq=8.0), product of:
            0.06381599 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.02879306 = queryNorm
            0.39180204 = fieldWeight in 217, product of:
              2.828427 = tf(freq=8.0), with freq of:
                8.0 = termFreq=8.0
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.0625 = fieldNorm(doc=217)
        0.025003234 = weight(_text_:und in 217) [ClassicSimilarity], result of:
          0.025003234 = score(doc=217,freq=8.0), product of:
            0.06381599 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.02879306 = queryNorm
            0.39180204 = fieldWeight in 217, product of:
              2.828427 = tf(freq=8.0), with freq of:
                8.0 = termFreq=8.0
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.0625 = fieldNorm(doc=217)
        0.015604248 = product of:
          0.031208497 = sum of:
            0.031208497 = weight(_text_:22 in 217) [ClassicSimilarity], result of:
              0.031208497 = score(doc=217,freq=2.0), product of:
                0.10082839 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.02879306 = queryNorm
                0.30952093 = fieldWeight in 217, 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=217)
          0.5 = coord(1/2)
      0.15 = coord(3/20)
    
    Classification
    ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
    Date
    22. 4.2007 10:07:51
    RVK
    ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
  3. Unesco thesaurus : a structured list of descriptors for indexing and retrieving literature in the fields of education, science, social science, culture and communication (1977) 0.00
    2.35447E-4 = product of:
      0.00470894 = sum of:
        0.00470894 = weight(_text_:in in 6424) [ClassicSimilarity], result of:
          0.00470894 = score(doc=6424,freq=2.0), product of:
            0.039165888 = queryWeight, product of:
              1.3602545 = idf(docFreq=30841, maxDocs=44218)
              0.02879306 = queryNorm
            0.120230645 = fieldWeight in 6424, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.3602545 = idf(docFreq=30841, maxDocs=44218)
              0.0625 = fieldNorm(doc=6424)
      0.05 = coord(1/20)