Search (4 results, page 1 of 1)

  • × classification_ss:"025.4/9 / dc19"
  1. Lancaster, F.W.: Vocabulary control for information retrieval (1986) 0.08
    0.076115206 = product of:
      0.15223041 = sum of:
        0.15223041 = sum of:
          0.10290607 = weight(_text_:subject in 217) [ClassicSimilarity], result of:
            0.10290607 = score(doc=217,freq=8.0), product of:
              0.16275941 = queryWeight, product of:
                3.576596 = idf(docFreq=3361, maxDocs=44218)
                0.04550679 = queryNorm
              0.63225883 = fieldWeight in 217, product of:
                2.828427 = tf(freq=8.0), with freq of:
                  8.0 = termFreq=8.0
                3.576596 = idf(docFreq=3361, maxDocs=44218)
                0.0625 = fieldNorm(doc=217)
          0.049324334 = weight(_text_:22 in 217) [ClassicSimilarity], result of:
            0.049324334 = score(doc=217,freq=2.0), product of:
              0.15935703 = queryWeight, product of:
                3.5018296 = idf(docFreq=3622, maxDocs=44218)
                0.04550679 = 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)
    
    Date
    22. 4.2007 10:07:51
    LCSH
    Subject cataloging
    Subject headings
    Subject
    Subject cataloging
    Subject headings
  2. Cochrane, P.A.: Improving LCSH for use in online catalogs : exercises for self-help with a selection of background readings (1986) 0.03
    0.027569868 = product of:
      0.055139735 = sum of:
        0.055139735 = product of:
          0.11027947 = sum of:
            0.11027947 = weight(_text_:subject in 4218) [ClassicSimilarity], result of:
              0.11027947 = score(doc=4218,freq=12.0), product of:
                0.16275941 = queryWeight, product of:
                  3.576596 = idf(docFreq=3361, maxDocs=44218)
                  0.04550679 = queryNorm
                0.6775613 = fieldWeight in 4218, product of:
                  3.4641016 = tf(freq=12.0), with freq of:
                    12.0 = termFreq=12.0
                  3.576596 = idf(docFreq=3361, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=4218)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    LCSH
    Subject headings, Library of Congress / Problems, exercises, etc
    Subject cataloging / Problems, exercises, etc
    Online library catalogs / Subject access / Problems, exercises, etc
    Subject
    Subject headings, Library of Congress / Problems, exercises, etc
    Subject cataloging / Problems, exercises, etc
    Online library catalogs / Subject access / Problems, exercises, etc
  3. Townley, H.M.; Gee, R.G.: Thesaurus-making : grow your own wordstock (1980) 0.03
    0.027287092 = product of:
      0.054574184 = sum of:
        0.054574184 = product of:
          0.10914837 = sum of:
            0.10914837 = weight(_text_:subject in 549) [ClassicSimilarity], result of:
              0.10914837 = score(doc=549,freq=4.0), product of:
                0.16275941 = queryWeight, product of:
                  3.576596 = idf(docFreq=3361, maxDocs=44218)
                  0.04550679 = queryNorm
                0.67061174 = fieldWeight in 549, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  3.576596 = idf(docFreq=3361, maxDocs=44218)
                  0.09375 = fieldNorm(doc=549)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    LCSH
    Subject headings
    Subject
    Subject headings
  4. Unesco thesaurus : a structured list of descriptors for indexing and retrieving literature in the fields of education, science, social science, culture and communication (1977) 0.02
    0.018191395 = product of:
      0.03638279 = sum of:
        0.03638279 = product of:
          0.07276558 = sum of:
            0.07276558 = weight(_text_:subject in 6424) [ClassicSimilarity], result of:
              0.07276558 = score(doc=6424,freq=4.0), product of:
                0.16275941 = queryWeight, product of:
                  3.576596 = idf(docFreq=3361, maxDocs=44218)
                  0.04550679 = queryNorm
                0.4470745 = fieldWeight in 6424, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  3.576596 = idf(docFreq=3361, maxDocs=44218)
                  0.0625 = fieldNorm(doc=6424)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    LCSH
    Subject headings
    Subject
    Subject headings