Search (3 results, page 1 of 1)

  • × subject_ss:"Subject headings"
  • × year_i:[1980 TO 1990}
  1. Lancaster, F.W.: Vocabulary control for information retrieval (1986) 0.03
    0.025727667 = product of:
      0.10291067 = sum of:
        0.022255339 = weight(_text_:und in 217) [ClassicSimilarity], result of:
          0.022255339 = score(doc=217,freq=8.0), product of:
            0.056802507 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.025628656 = 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)
        0.022255339 = weight(_text_:und in 217) [ClassicSimilarity], result of:
          0.022255339 = score(doc=217,freq=8.0), product of:
            0.056802507 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.025628656 = 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)
        0.022255339 = weight(_text_:und in 217) [ClassicSimilarity], result of:
          0.022255339 = score(doc=217,freq=8.0), product of:
            0.056802507 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.025628656 = 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)
        0.022255339 = weight(_text_:und in 217) [ClassicSimilarity], result of:
          0.022255339 = score(doc=217,freq=8.0), product of:
            0.056802507 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.025628656 = 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)
        0.0138893165 = product of:
          0.027778633 = sum of:
            0.027778633 = weight(_text_:22 in 217) [ClassicSimilarity], result of:
              0.027778633 = score(doc=217,freq=2.0), product of:
                0.08974719 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.025628656 = 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)
      0.25 = coord(5/20)
    
    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
  2. Townley, H.M.; Gee, R.G.: Thesaurus-making : grow your own wordstock (1980) 0.01
    0.013353203 = product of:
      0.066766016 = sum of:
        0.016691504 = weight(_text_:und in 549) [ClassicSimilarity], result of:
          0.016691504 = score(doc=549,freq=2.0), product of:
            0.056802507 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.025628656 = 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)
        0.016691504 = weight(_text_:und in 549) [ClassicSimilarity], result of:
          0.016691504 = score(doc=549,freq=2.0), product of:
            0.056802507 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.025628656 = 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)
        0.016691504 = weight(_text_:und in 549) [ClassicSimilarity], result of:
          0.016691504 = score(doc=549,freq=2.0), product of:
            0.056802507 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.025628656 = 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)
        0.016691504 = weight(_text_:und in 549) [ClassicSimilarity], result of:
          0.016691504 = score(doc=549,freq=2.0), product of:
            0.056802507 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.025628656 = 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)
      0.2 = coord(4/20)
    
    Theme
    Konzeption und Anwendung des Prinzips Thesaurus
  3. Aitchison, J.; Gilchrist, A.: Thesaurus construction : a practical manual (1987) 0.01
    0.011127669 = product of:
      0.055638347 = sum of:
        0.013909587 = weight(_text_:und in 6869) [ClassicSimilarity], result of:
          0.013909587 = score(doc=6869,freq=2.0), product of:
            0.056802507 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.025628656 = queryNorm
            0.24487628 = fieldWeight in 6869, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.078125 = fieldNorm(doc=6869)
        0.013909587 = weight(_text_:und in 6869) [ClassicSimilarity], result of:
          0.013909587 = score(doc=6869,freq=2.0), product of:
            0.056802507 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.025628656 = queryNorm
            0.24487628 = fieldWeight in 6869, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.078125 = fieldNorm(doc=6869)
        0.013909587 = weight(_text_:und in 6869) [ClassicSimilarity], result of:
          0.013909587 = score(doc=6869,freq=2.0), product of:
            0.056802507 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.025628656 = queryNorm
            0.24487628 = fieldWeight in 6869, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.078125 = fieldNorm(doc=6869)
        0.013909587 = weight(_text_:und in 6869) [ClassicSimilarity], result of:
          0.013909587 = score(doc=6869,freq=2.0), product of:
            0.056802507 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.025628656 = queryNorm
            0.24487628 = fieldWeight in 6869, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.078125 = fieldNorm(doc=6869)
      0.2 = coord(4/20)
    
    Theme
    Konzeption und Anwendung des Prinzips Thesaurus