Search (1 results, page 1 of 1)

  • × author_ss:"Sparck Jones, K."
  • × theme_ss:"Retrievalstudien"
  • × year_i:[2000 TO 2010}
  1. Sparck Jones, K.: Metareflections on TREC (2005) 0.01
    0.007182997 = product of:
      0.050280977 = sum of:
        0.050280977 = weight(_text_:u in 5092) [ClassicSimilarity], result of:
          0.050280977 = score(doc=5092,freq=2.0), product of:
            0.11581901 = queryWeight, product of:
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.035370585 = queryNorm
            0.43413407 = fieldWeight in 5092, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.09375 = fieldNorm(doc=5092)
      0.14285715 = coord(1/7)
    
    Source
    TREC: experiment and evaluation in information retrieval. Ed.: E.M. Voorhees, u. D.K. Harman