Search (5 results, page 1 of 1)

  • × author_ss:"Eastman, C.M."
  1. Eastman, C.M.: Overlaps in postings to thesaurus terms : a preliminary study (1988) 0.05 
    0.047084786 = product of:
  0.09416957 = sum of:
    0.09416957 = sum of:
      0.044790782 = weight(_text_:society in 3555) [ClassicSimilarity], result of:
        0.044790782 = score(doc=3555,freq=2.0), product of:
          0.17364666 = queryWeight, product of:
            3.3351789 = idf(docFreq=4279, maxDocs=44218)
            0.05206517 = queryNorm
          0.25794208 = fieldWeight in 3555, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            3.3351789 = idf(docFreq=4279, maxDocs=44218)
            0.0546875 = fieldNorm(doc=3555)
      0.049378786 = weight(_text_:22 in 3555) [ClassicSimilarity], result of:
        0.049378786 = score(doc=3555,freq=2.0), product of:
          0.18232337 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.05206517 = queryNorm
          0.2708308 = fieldWeight in 3555, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.0546875 = fieldNorm(doc=3555)
  0.5 = coord(1/2)
    Date
    25.12.1995 22:52:34
    Source
    ASIS'88. Information technology: planning for the next fifty years. Proceedings of the 51st Annual Meeting of the Americal Society for Information Science, Atlanta, Georgia, 23.-27.10.1988. Vol.25. Ed. by C.L. Borgman and E.Y.H. Pai
  2. Kim, S.H.; Eastman, C.M.: ¬An experiment on node size in a hypermedia system (1999) 0.05 
    0.047084786 = product of:
  0.09416957 = sum of:
    0.09416957 = sum of:
      0.044790782 = weight(_text_:society in 3673) [ClassicSimilarity], result of:
        0.044790782 = score(doc=3673,freq=2.0), product of:
          0.17364666 = queryWeight, product of:
            3.3351789 = idf(docFreq=4279, maxDocs=44218)
            0.05206517 = queryNorm
          0.25794208 = fieldWeight in 3673, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            3.3351789 = idf(docFreq=4279, maxDocs=44218)
            0.0546875 = fieldNorm(doc=3673)
      0.049378786 = weight(_text_:22 in 3673) [ClassicSimilarity], result of:
        0.049378786 = score(doc=3673,freq=2.0), product of:
          0.18232337 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.05206517 = queryNorm
          0.2708308 = fieldWeight in 3673, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.0546875 = fieldNorm(doc=3673)
  0.5 = coord(1/2)
    Date
    22. 5.1999 9:35:20
    Source
    Journal of the American Society for Information Science. 50(1999) no.6, S.530-536
  3. Nakkouzi, Z.S.; Eastman, C.M.: Query formulation for handling negation in information retrieval systems (1990) 0.01 
    0.012797366 = product of:
  0.025594732 = sum of:
    0.025594732 = product of:
      0.051189464 = sum of:
        0.051189464 = weight(_text_:society in 3531) [ClassicSimilarity], result of:
          0.051189464 = score(doc=3531,freq=2.0), product of:
            0.17364666 = queryWeight, product of:
              3.3351789 = idf(docFreq=4279, maxDocs=44218)
              0.05206517 = queryNorm
            0.29479095 = fieldWeight in 3531, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.3351789 = idf(docFreq=4279, maxDocs=44218)
              0.0625 = fieldNorm(doc=3531)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the American Society for Information Science. 41(1990) no.3, S.171-182
  4. McQuire, A.R.; Eastman, C.M.: ¬The ambiguity of negation in natural language queries to information retrieval systems (1998) 0.01 
    0.007998354 = product of:
  0.015996708 = sum of:
    0.015996708 = product of:
      0.031993415 = sum of:
        0.031993415 = weight(_text_:society in 1147) [ClassicSimilarity], result of:
          0.031993415 = score(doc=1147,freq=2.0), product of:
            0.17364666 = queryWeight, product of:
              3.3351789 = idf(docFreq=4279, maxDocs=44218)
              0.05206517 = queryNorm
            0.18424435 = fieldWeight in 1147, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.3351789 = idf(docFreq=4279, maxDocs=44218)
              0.0390625 = fieldNorm(doc=1147)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the American Society for Information Science. 49(1998) no.8, S.686-692
  5. Eastman, C.M.: 30,000 hits may be better than 300 : precision anomalies in Internet searches (2002) 0.01 
    0.007998354 = product of:
  0.015996708 = sum of:
    0.015996708 = product of:
      0.031993415 = sum of:
        0.031993415 = weight(_text_:society in 5231) [ClassicSimilarity], result of:
          0.031993415 = score(doc=5231,freq=2.0), product of:
            0.17364666 = queryWeight, product of:
              3.3351789 = idf(docFreq=4279, maxDocs=44218)
              0.05206517 = queryNorm
            0.18424435 = fieldWeight in 5231, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.3351789 = idf(docFreq=4279, maxDocs=44218)
              0.0390625 = fieldNorm(doc=5231)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of the American Society for Information Science and Technology. 53(2002) no.11, S.879-882

Authors

Years

Themes