Search (6 results, page 1 of 1)

  • × author_ss:"Bookstein, A."
  • × type_ss:"a"
  • × year_i:[1970 TO 1980}
  1. Bookstein, A.: Relevance (1979) 0.00 
    0.0015830325 = product of:
  0.003166065 = sum of:
    0.003166065 = product of:
      0.009498195 = sum of:
        0.009498195 = weight(_text_:s in 839) [ClassicSimilarity], result of:
          0.009498195 = score(doc=839,freq=2.0), product of:
            0.049418733 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04545348 = queryNorm
            0.19219826 = fieldWeight in 839, 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=839)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
    Source
    Journal of the American Society for Information Science. 30(1979), S.269-273
  2. Bookstein, A.; Swanson, D.R.: Probabilistic models for automatic indexing (1974) 0.00 
    0.0015830325 = product of:
  0.003166065 = sum of:
    0.003166065 = product of:
      0.009498195 = sum of:
        0.009498195 = weight(_text_:s in 5466) [ClassicSimilarity], result of:
          0.009498195 = score(doc=5466,freq=2.0), product of:
            0.049418733 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04545348 = queryNorm
            0.19219826 = fieldWeight in 5466, 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=5466)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
    Source
    Journal of the American Society for Information Science. 25(1974), S.312-318
  3. Bookstein, A.: Fuzzy requests : an approach to weighted Boolean searches (1979) 0.00 
    7.915163E-4 = product of:
  0.0015830325 = sum of:
    0.0015830325 = product of:
      0.0047490974 = sum of:
        0.0047490974 = weight(_text_:s in 5504) [ClassicSimilarity], result of:
          0.0047490974 = score(doc=5504,freq=2.0), product of:
            0.049418733 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04545348 = queryNorm
            0.09609913 = fieldWeight in 5504, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.0625 = fieldNorm(doc=5504)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
    Source
    Journal of the American Society for Information Science. 30(1979), S.240-247
  4. Bookstein, A.: ¬The bibliometric distributions (1976) 0.00 
    7.915163E-4 = product of:
  0.0015830325 = sum of:
    0.0015830325 = product of:
      0.0047490974 = sum of:
        0.0047490974 = weight(_text_:s in 5061) [ClassicSimilarity], result of:
          0.0047490974 = score(doc=5061,freq=2.0), product of:
            0.049418733 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04545348 = queryNorm
            0.09609913 = fieldWeight in 5061, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.0625 = fieldNorm(doc=5061)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
    Source
    Library quarterly. 46(1976), S.416-423
  5. Bookstein, A.; Cooper, W.: ¬A general mathematical model for information retrieval systems (1976) 0.00 
    6.9257664E-4 = product of:
  0.0013851533 = sum of:
    0.0013851533 = product of:
      0.00415546 = sum of:
        0.00415546 = weight(_text_:s in 5461) [ClassicSimilarity], result of:
          0.00415546 = score(doc=5461,freq=2.0), product of:
            0.049418733 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04545348 = queryNorm
            0.08408674 = fieldWeight in 5461, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.0546875 = fieldNorm(doc=5461)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
    Source
    Library quarterly. 46(1976) no.2, S.153-167
  6. Bookstein, A.; Swanson, D.R.: ¬A decision theoretic foundation for indexing (1975) 0.00 
    6.9257664E-4 = product of:
  0.0013851533 = sum of:
    0.0013851533 = product of:
      0.00415546 = sum of:
        0.00415546 = weight(_text_:s in 76) [ClassicSimilarity], result of:
          0.00415546 = score(doc=76,freq=2.0), product of:
            0.049418733 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.04545348 = queryNorm
            0.08408674 = fieldWeight in 76, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.0546875 = fieldNorm(doc=76)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
    Source
    Journal of the American Society for Information Science. 26(1975), S.45-50

Authors

Themes