Search (1 results, page 1 of 1)

  • × year_i:[2000 TO 2010}
  • × author_ss:"Croft, W.B."
  1. Liu, X.; Croft, W.B.: Cluster-based retrieval using language models (2004) 0.01
    0.0052968836 = product of:
      0.021187535 = sum of:
        0.021187535 = product of:
          0.0635626 = sum of:
            0.0635626 = weight(_text_:k in 4115) [ClassicSimilarity], result of:
              0.0635626 = score(doc=4115,freq=2.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.47329018 = fieldWeight in 4115, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.09375 = fieldNorm(doc=4115)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Source
    SIGIR'04: Proceedings of the 27th Annual International ACM-SIGIR Conference an Research and Development in Information Retrieval. Ed.: K. Järvelin, u.a