Search (2 results, page 1 of 1)

  • × author_ss:"Voorhees, E.M."
  • × language_ss:"e"
  • × theme_ss:"Retrievalstudien"
  • × year_i:[2000 TO 2010}
  1. Voorhees, E.M.; Harman, D.: Overview of the Sixth Text REtrieval Conference (TREC-6) (2000) 0.01 
    0.011883841 = product of:
  0.047535364 = sum of:
    0.047535364 = product of:
      0.09507073 = sum of:
        0.09507073 = weight(_text_:22 in 6438) [ClassicSimilarity], result of:
          0.09507073 = score(doc=6438,freq=2.0), product of:
            0.17551683 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.050121464 = queryNorm
            0.5416616 = fieldWeight in 6438, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.109375 = fieldNorm(doc=6438)
      0.5 = coord(1/2)
  0.25 = coord(1/4)
    Date
    11. 8.2001 16:22:19
  2. Voorhees, E.M.: Text REtrieval Conference (TREC) (2009) 0.01 
    0.0076571116 = product of:
  0.030628446 = sum of:
    0.030628446 = weight(_text_:library in 3890) [ClassicSimilarity], result of:
      0.030628446 = score(doc=3890,freq=2.0), product of:
        0.1317883 = queryWeight, product of:
          2.6293786 = idf(docFreq=8668, maxDocs=44218)
          0.050121464 = queryNorm
        0.23240642 = fieldWeight in 3890, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          2.6293786 = idf(docFreq=8668, maxDocs=44218)
          0.0625 = fieldNorm(doc=3890)
  0.25 = coord(1/4)
    Source
    Encyclopedia of library and information sciences. 3rd ed. Ed.: M.J. Bates