Search (2 results, page 1 of 1)

  • × theme_ss:"Retrievalstudien"
  • × theme_ss:"Semantisches Umfeld in Indexierung u. Retrieval"
  • × type_ss:"a"
  1. Colace, F.; Santo, M. de; Greco, L.; Napoletano, P.: Improving relevance feedback-based query expansion by the use of a weighted word pairs approach (2015) 0.01 
    0.0050526983 = product of:
  0.0151580945 = sum of:
    0.0151580945 = weight(_text_:m in 2263) [ClassicSimilarity], result of:
      0.0151580945 = score(doc=2263,freq=2.0), product of:
        0.09188818 = queryWeight, product of:
          2.4884486 = idf(docFreq=9980, maxDocs=44218)
          0.03692589 = queryNorm
        0.1649624 = fieldWeight in 2263, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          2.4884486 = idf(docFreq=9980, maxDocs=44218)
          0.046875 = fieldNorm(doc=2263)
  0.33333334 = coord(1/3)
  2. Kwok, K.L.: ¬A network approach to probabilistic information retrieval (1995) 0.00 
    0.0020193448 = product of:
  0.006058034 = sum of:
    0.006058034 = product of:
      0.03029017 = sum of:
        0.03029017 = weight(_text_:29 in 5696) [ClassicSimilarity], result of:
          0.03029017 = score(doc=5696,freq=2.0), product of:
            0.12989374 = queryWeight, product of:
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.03692589 = queryNorm
            0.23319192 = fieldWeight in 5696, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.046875 = fieldNorm(doc=5696)
      0.2 = coord(1/5)
  0.33333334 = coord(1/3)
    Date
    29. 1.1996 18:42:14

Authors

Years