Search (4 results, page 1 of 1)

  • × author_ss:"Niemi, T."
  1. Järvelin, K.; Kristensen, J.; Niemi, T.; Sormunen, E.; Keskustalo, H.: ¬A deductive data model for query expansion (1996) 0.02
    0.023672543 = product of:
      0.047345087 = sum of:
        0.029456628 = weight(_text_:j in 2230) [ClassicSimilarity], result of:
          0.029456628 = score(doc=2230,freq=2.0), product of:
            0.1398433 = queryWeight, product of:
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.044010527 = queryNorm
            0.21064025 = fieldWeight in 2230, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.046875 = fieldNorm(doc=2230)
        0.017888457 = product of:
          0.035776913 = sum of:
            0.035776913 = weight(_text_:22 in 2230) [ClassicSimilarity], result of:
              0.035776913 = score(doc=2230,freq=2.0), product of:
                0.15411738 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.044010527 = queryNorm
                0.23214069 = fieldWeight in 2230, 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=2230)
          0.5 = coord(1/2)
      0.5 = coord(2/4)
    
    Source
    Proceedings of the 19th Annual International ACM SIGIR Conference on Research and Development in Information Retrieval (ACM SIGIR '96), Zürich, Switzerland, August 18-22, 1996. Eds.: H.P. Frei et al
  2. Niemi, T.; Jämsen, J.: ¬A query language for discovering semantic associations, part II : sample queries and query evaluation (2007) 0.01
    0.006136797 = product of:
      0.024547188 = sum of:
        0.024547188 = weight(_text_:j in 580) [ClassicSimilarity], result of:
          0.024547188 = score(doc=580,freq=2.0), product of:
            0.1398433 = queryWeight, product of:
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.044010527 = queryNorm
            0.17553353 = fieldWeight in 580, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.0390625 = fieldNorm(doc=580)
      0.25 = coord(1/4)
    
  3. Niemi, T.; Jämsen , J.: ¬A query language for discovering semantic associations, part I : approach and formal definition of query primitives (2007) 0.01
    0.006136797 = product of:
      0.024547188 = sum of:
        0.024547188 = weight(_text_:j in 591) [ClassicSimilarity], result of:
          0.024547188 = score(doc=591,freq=2.0), product of:
            0.1398433 = queryWeight, product of:
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.044010527 = queryNorm
            0.17553353 = fieldWeight in 591, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.0390625 = fieldNorm(doc=591)
      0.25 = coord(1/4)
    
  4. Näppilä, T.; Järvelin, K.; Niemi, T.: ¬A tool for data cube construction from structurally heterogeneous XML documents (2008) 0.00
    0.003726762 = product of:
      0.014907048 = sum of:
        0.014907048 = product of:
          0.029814096 = sum of:
            0.029814096 = weight(_text_:22 in 1369) [ClassicSimilarity], result of:
              0.029814096 = score(doc=1369,freq=2.0), product of:
                0.15411738 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.044010527 = queryNorm
                0.19345059 = fieldWeight in 1369, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=1369)
          0.5 = coord(1/2)
      0.25 = coord(1/4)
    
    Date
    9. 2.2008 17:22:42