Search (5 results, page 1 of 1)

  • × type_ss:"r"
  • × year_i:[1960 TO 1970}
  1. Cleverdon, C.W.: ASLIB Cranfield Research Project : Report on the first stage of an investigation into the comparative efficiency of indexing systems (1960) 0.02
    0.020436473 = product of:
      0.03065471 = sum of:
        0.008897942 = weight(_text_:s in 6158) [ClassicSimilarity], result of:
          0.008897942 = score(doc=6158,freq=4.0), product of:
            0.043647945 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04014573 = queryNorm
            0.20385705 = fieldWeight in 6158, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.09375 = fieldNorm(doc=6158)
        0.021756768 = product of:
          0.065270305 = sum of:
            0.065270305 = weight(_text_:22 in 6158) [ClassicSimilarity], result of:
              0.065270305 = score(doc=6158,freq=2.0), product of:
                0.1405835 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.04014573 = queryNorm
                0.46428138 = fieldWeight in 6158, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.09375 = fieldNorm(doc=6158)
          0.33333334 = coord(1/3)
      0.6666667 = coord(2/3)
    
    Footnote
    Rez. in: College and research libraries 22(1961) no.3, S.228 (G. Jahoda)
    Pages
    166 S
  2. Cleverdon, C.W.: Aslib Cranfield research project : report on the testing and analysis of an investigation into the comparative efficiency of indexing systems (1962) 0.00
    0.0027963533 = product of:
      0.008389059 = sum of:
        0.008389059 = weight(_text_:s in 2741) [ClassicSimilarity], result of:
          0.008389059 = score(doc=2741,freq=2.0), product of:
            0.043647945 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04014573 = queryNorm
            0.19219826 = fieldWeight in 2741, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.125 = fieldNorm(doc=2741)
      0.33333334 = coord(1/3)
    
    Pages
    302 S
  3. Gorbacevskaja, N.; Novikiva, E.: Entwicklung der Katalogisierung in der UDSSR (1960) 0.00
    0.0027963533 = product of:
      0.008389059 = sum of:
        0.008389059 = weight(_text_:s in 3493) [ClassicSimilarity], result of:
          0.008389059 = score(doc=3493,freq=2.0), product of:
            0.043647945 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04014573 = queryNorm
            0.19219826 = fieldWeight in 3493, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.125 = fieldNorm(doc=3493)
      0.33333334 = coord(1/3)
    
    Pages
    58 S
  4. Freeman, R.R.: Research project for the evaluation of the UDC as the indexing language for a mechanized reference retrieval system : progress report for the period July 1, 1965 - Jan. 31, 1966 (1966) 0.00
    0.0020972649 = product of:
      0.006291794 = sum of:
        0.006291794 = weight(_text_:s in 3491) [ClassicSimilarity], result of:
          0.006291794 = score(doc=3491,freq=2.0), product of:
            0.043647945 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04014573 = queryNorm
            0.14414869 = fieldWeight in 3491, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.09375 = fieldNorm(doc=3491)
      0.33333334 = coord(1/3)
    
    Pages
    34 S
  5. Doyle, L.B.: Indexing and abstracting by association : Part 1 (1962) 0.00
    0.0020972649 = product of:
      0.006291794 = sum of:
        0.006291794 = weight(_text_:s in 1927) [ClassicSimilarity], result of:
          0.006291794 = score(doc=1927,freq=2.0), product of:
            0.043647945 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04014573 = queryNorm
            0.14414869 = fieldWeight in 1927, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.09375 = fieldNorm(doc=1927)
      0.33333334 = coord(1/3)
    
    Footnote
    Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.25-38