Search (2 results, page 1 of 1)

  • × author_ss:"Ruthven, I."
  • × theme_ss:"Retrievalalgorithmen"
  1. Ruthven, I.; Lalmas, M.: Selective relevance feedback using term characteristics (1999) 0.01 
    0.010086811 = product of:
  0.07060768 = sum of:
    0.07060768 = weight(_text_:digital in 3824) [ClassicSimilarity], result of:
      0.07060768 = score(doc=3824,freq=2.0), product of:
        0.16201277 = queryWeight, product of:
          3.944552 = idf(docFreq=2326, maxDocs=44218)
          0.04107254 = queryNorm
        0.4358155 = fieldWeight in 3824, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          3.944552 = idf(docFreq=2326, maxDocs=44218)
          0.078125 = fieldNorm(doc=3824)
  0.14285715 = coord(1/7)
    Source
    Vocabulary as a central concept in digital libraries: interdisciplinary concepts, challenges, and opportunities : proceedings of the Third International Conference an Conceptions of Library and Information Science (COLIS3), Dubrovnik, Croatia, 23-26 May 1999. Ed. by T. Arpanac et al
  2. White, R.W.; Jose, J.M.; Ruthven, I.: ¬An implicit feedback approach for interactive information retrieval (2006) 0.01 
    0.006374152 = product of:
  0.04461906 = sum of:
    0.04461906 = weight(_text_:processing in 964) [ClassicSimilarity], result of:
      0.04461906 = score(doc=964,freq=2.0), product of:
        0.1662677 = queryWeight, product of:
          4.048147 = idf(docFreq=2097, maxDocs=44218)
          0.04107254 = queryNorm
        0.26835677 = fieldWeight in 964, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          4.048147 = idf(docFreq=2097, maxDocs=44218)
          0.046875 = fieldNorm(doc=964)
  0.14285715 = coord(1/7)
    Source
    Information processing and management. 42(2006) no.1, S.166-190

Authors

Years