Search (6 results, page 1 of 1)

  • × year_i:[1990 TO 2000}
  • × author_ss:"Riesthuis, G.J.A."
  1. Riesthuis, G.J.A.; Stuurman, P.: Tendenzen in de onderwerpsontsluiting : T.3: Gecontroleerde informatietalen (1990) 0.02
    0.0197925 = product of:
      0.0989625 = sum of:
        0.0989625 = weight(_text_:22 in 210) [ClassicSimilarity], result of:
          0.0989625 = score(doc=210,freq=2.0), product of:
            0.1827017 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.052173212 = queryNorm
            0.5416616 = fieldWeight in 210, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.109375 = fieldNorm(doc=210)
      0.2 = coord(1/5)
    
    Source
    Open. 22(1990) no.1, S.11-15
  2. Riesthuis, G.J.A.; Stuurman, P.: Tendenzen in de onderwerpsontsluiting : T.4: Onderwerpsontsluiting en on-line catalogi (1990) 0.02
    0.0197925 = product of:
      0.0989625 = sum of:
        0.0989625 = weight(_text_:22 in 211) [ClassicSimilarity], result of:
          0.0989625 = score(doc=211,freq=2.0), product of:
            0.1827017 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.052173212 = queryNorm
            0.5416616 = fieldWeight in 211, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.109375 = fieldNorm(doc=211)
      0.2 = coord(1/5)
    
    Source
    Open. 22(1990) no.10, S.326-330
  3. Riesthuis, G.J.A.: ¬The UDC master reference file (1998) 0.02
    0.015490084 = product of:
      0.07745042 = sum of:
        0.07745042 = weight(_text_:21 in 7497) [ClassicSimilarity], result of:
          0.07745042 = score(doc=7497,freq=2.0), product of:
            0.16162895 = queryWeight, product of:
              3.0979297 = idf(docFreq=5425, maxDocs=44218)
              0.052173212 = queryNorm
            0.47918653 = fieldWeight in 7497, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.0979297 = idf(docFreq=5425, maxDocs=44218)
              0.109375 = fieldNorm(doc=7497)
      0.2 = coord(1/5)
    
    Source
    Extensions and corrections to the UDC. 20(1998), S.21-26
  4. Riesthuis, G.J.A.; Storm, R.: GOO : the Dutch National System for subject indexing (1999) 0.02
    0.015490084 = product of:
      0.07745042 = sum of:
        0.07745042 = weight(_text_:21 in 6150) [ClassicSimilarity], result of:
          0.07745042 = score(doc=6150,freq=2.0), product of:
            0.16162895 = queryWeight, product of:
              3.0979297 = idf(docFreq=5425, maxDocs=44218)
              0.052173212 = queryNorm
            0.47918653 = fieldWeight in 6150, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.0979297 = idf(docFreq=5425, maxDocs=44218)
              0.109375 = fieldNorm(doc=6150)
      0.2 = coord(1/5)
    
    Date
    1. 7.1996 21:26:02
  5. Riesthuis, G.J.A.: Searching with words : re-use of subject indexing (1999) 0.02
    0.015490084 = product of:
      0.07745042 = sum of:
        0.07745042 = weight(_text_:21 in 6413) [ClassicSimilarity], result of:
          0.07745042 = score(doc=6413,freq=2.0), product of:
            0.16162895 = queryWeight, product of:
              3.0979297 = idf(docFreq=5425, maxDocs=44218)
              0.052173212 = queryNorm
            0.47918653 = fieldWeight in 6413, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.0979297 = idf(docFreq=5425, maxDocs=44218)
              0.109375 = fieldNorm(doc=6413)
      0.2 = coord(1/5)
    
    Source
    Extensions and corrections to the UDC. 21(1999), S.24-32
  6. Riesthuis, G.J.A.: Decomposition of UDC-numbers and the text of the UDC Master Reference File (1998) 0.01
    0.007745042 = product of:
      0.03872521 = sum of:
        0.03872521 = weight(_text_:21 in 399) [ClassicSimilarity], result of:
          0.03872521 = score(doc=399,freq=2.0), product of:
            0.16162895 = queryWeight, product of:
              3.0979297 = idf(docFreq=5425, maxDocs=44218)
              0.052173212 = queryNorm
            0.23959327 = fieldWeight in 399, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.0979297 = idf(docFreq=5425, maxDocs=44218)
              0.0546875 = fieldNorm(doc=399)
      0.2 = coord(1/5)
    
    Date
    1. 4.2002 13:21:23