Search (2 results, page 1 of 1)

  • × author_ss:"Devadason, F.J."
  • × year_i:[1980 TO 1990}
  1. Devadason, F.J.: Postulate-Based Permuted Subject Indexing Language as a metalanguage for computer-aided generation of information retrieval thesaurus (1983) 0.00 
    0.0047583506 = product of:
  0.019033402 = sum of:
    0.019033402 = product of:
      0.038066804 = sum of:
        0.038066804 = weight(_text_:22 in 1637) [ClassicSimilarity], result of:
          0.038066804 = score(doc=1637,freq=2.0), product of:
            0.16398162 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.046827413 = queryNorm
            0.23214069 = fieldWeight in 1637, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.046875 = fieldNorm(doc=1637)
      0.5 = coord(1/2)
  0.25 = coord(1/4)
    Source
    International forum on information and documentation. 8(1983), S.22-29
  2. Devadason, F.J.: Online construction of alphabetic classaurus : a vocabulary control and indexing tool (1985) 0.00 
    0.004239238 = product of:
  0.016956951 = sum of:
    0.016956951 = product of:
      0.033913903 = sum of:
        0.033913903 = weight(_text_:processing in 1467) [ClassicSimilarity], result of:
          0.033913903 = score(doc=1467,freq=2.0), product of:
            0.18956426 = queryWeight, product of:
              4.048147 = idf(docFreq=2097, maxDocs=44218)
              0.046827413 = queryNorm
            0.17890452 = fieldWeight in 1467, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              4.048147 = idf(docFreq=2097, maxDocs=44218)
              0.03125 = fieldNorm(doc=1467)
      0.5 = coord(1/2)
  0.25 = coord(1/4)
    Source
    Information processing and management. 21(1985), S.11-26