Search (4 results, page 1 of 1)

  • × author_ss:"Robertson, S."
  • × year_i:[2000 TO 2010}
  1. Hawking, D.; Robertson, S.: On collection size and retrieval effectiveness (2003) 0.02 
    0.023813054 = product of:
  0.047626108 = sum of:
    0.047626108 = product of:
      0.14287832 = sum of:
        0.14287832 = weight(_text_:22 in 4109) [ClassicSimilarity], result of:
          0.14287832 = score(doc=4109,freq=4.0), product of:
            0.1632042 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04660541 = queryNorm
            0.8754574 = fieldWeight in 4109, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.125 = fieldNorm(doc=4109)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
    Date
    14. 8.2005 14:22:22
  2. Robertson, S.; Callan, J.: Routing and filtering (2005) 0.01 
    0.014867317 = product of:
  0.029734634 = sum of:
    0.029734634 = product of:
      0.0892039 = sum of:
        0.0892039 = weight(_text_:29 in 4688) [ClassicSimilarity], result of:
          0.0892039 = score(doc=4688,freq=2.0), product of:
            0.16394326 = queryWeight, product of:
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.04660541 = queryNorm
            0.5441145 = fieldWeight in 4688, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.109375 = fieldNorm(doc=4688)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
    Date
    29. 3.1996 18:16:49
  3. Robertson, S.: How Okapi came to TREC (2005) 0.01 
    0.012743415 = product of:
  0.02548683 = sum of:
    0.02548683 = product of:
      0.07646049 = sum of:
        0.07646049 = weight(_text_:29 in 5087) [ClassicSimilarity], result of:
          0.07646049 = score(doc=5087,freq=2.0), product of:
            0.16394326 = queryWeight, product of:
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.04660541 = queryNorm
            0.46638384 = fieldWeight in 5087, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.09375 = fieldNorm(doc=5087)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
    Date
    29. 3.1996 18:16:49
  4. Robertson, S.; Tait, J.: In Memoriam Karen Sparck Jones (2007) 0.01 
    0.012628778 = product of:
  0.025257556 = sum of:
    0.025257556 = product of:
      0.075772665 = sum of:
        0.075772665 = weight(_text_:22 in 2927) [ClassicSimilarity], result of:
          0.075772665 = score(doc=2927,freq=2.0), product of:
            0.1632042 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.04660541 = queryNorm
            0.46428138 = fieldWeight in 2927, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.09375 = fieldNorm(doc=2927)
      0.33333334 = coord(1/3)
  0.5 = coord(1/2)
    Date
    26.12.2007 14:22:47

Authors

Themes