Search (3 results, page 1 of 1)

  • × author_ss:"Lee, J.H."
  • × year_i:[1990 TO 2000}
  1. Lee, J.H.: Combining the evidence of different relevance feedback methods for information retrieval (1998) 0.00 
    0.0021056333 = product of:
  0.0042112665 = sum of:
    0.0042112665 = product of:
      0.008422533 = sum of:
        0.008422533 = weight(_text_:s in 6469) [ClassicSimilarity], result of:
          0.008422533 = score(doc=6469,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.16817348 = fieldWeight in 6469, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.109375 = fieldNorm(doc=6469)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Information processing and management. 34(1998) no.6, S.681-691
  2. Lee, J.H.; Kim, M.H.: Ranking documents in thesaurus-based Boolean retrieval systems (1994) 0.00 
    0.001203219 = product of:
  0.002406438 = sum of:
    0.002406438 = product of:
      0.004812876 = sum of:
        0.004812876 = weight(_text_:s in 6732) [ClassicSimilarity], result of:
          0.004812876 = score(doc=6732,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.09609913 = fieldWeight in 6732, 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=6732)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Information processing and management. 30(1994) no.1, S.79-91
  3. Lee, J.H.; Kim, M.H.; Lee, Y.J.: Information retrieval based on conceptual distance in is-a hierarchies (1993) 0.00 
    0.0010528166 = product of:
  0.0021056333 = sum of:
    0.0021056333 = product of:
      0.0042112665 = sum of:
        0.0042112665 = weight(_text_:s in 6729) [ClassicSimilarity], result of:
          0.0042112665 = score(doc=6729,freq=2.0), product of:
            0.05008241 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.046063907 = queryNorm
            0.08408674 = fieldWeight in 6729, 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=6729)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Source
    Journal of documentation. 49(1993) no.2, S.188-207

Authors

Themes