Search (2 results, page 1 of 1)

  • × author_ss:"Schaefer, A."
  • × theme_ss:"Retrievalalgorithmen"
  1. Schaefer, A.; Jordan, M.; Klas, C.-P.; Fuhr, N.: Active support for query formulation in virtual digital libraries : a case study with DAFFODIL (2005) 0.01
    0.009094424 = product of:
      0.06062949 = sum of:
        0.02020983 = weight(_text_:23 in 4296) [ClassicSimilarity], result of:
          0.02020983 = score(doc=4296,freq=4.0), product of:
            0.07217676 = queryWeight, product of:
              3.5840597 = idf(docFreq=3336, maxDocs=44218)
              0.02013827 = queryNorm
            0.28000468 = fieldWeight in 4296, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              3.5840597 = idf(docFreq=3336, maxDocs=44218)
              0.0390625 = fieldNorm(doc=4296)
        0.02020983 = weight(_text_:23 in 4296) [ClassicSimilarity], result of:
          0.02020983 = score(doc=4296,freq=4.0), product of:
            0.07217676 = queryWeight, product of:
              3.5840597 = idf(docFreq=3336, maxDocs=44218)
              0.02013827 = queryNorm
            0.28000468 = fieldWeight in 4296, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              3.5840597 = idf(docFreq=3336, maxDocs=44218)
              0.0390625 = fieldNorm(doc=4296)
        0.02020983 = weight(_text_:23 in 4296) [ClassicSimilarity], result of:
          0.02020983 = score(doc=4296,freq=4.0), product of:
            0.07217676 = queryWeight, product of:
              3.5840597 = idf(docFreq=3336, maxDocs=44218)
              0.02013827 = queryNorm
            0.28000468 = fieldWeight in 4296, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              3.5840597 = idf(docFreq=3336, maxDocs=44218)
              0.0390625 = fieldNorm(doc=4296)
      0.15 = coord(3/20)
    
    Date
    16.11.2008 17:23:50
    Source
    Research and advanced technology for digital libraries : 9th European conference, ECDL 2005, Vienna, Austria, September 18-23, 2005 ; proceedings / Andreas Rauber ... (eds.)
  2. Klas, C.-P.; Fuhr, N.; Schaefer, A.: Evaluating strategic support for information access in the DAFFODIL system (2004) 0.00
    2.7284576E-4 = product of:
      0.005456915 = sum of:
        0.005456915 = product of:
          0.016370745 = sum of:
            0.016370745 = weight(_text_:22 in 2419) [ClassicSimilarity], result of:
              0.016370745 = score(doc=2419,freq=2.0), product of:
                0.07052079 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.02013827 = queryNorm
                0.23214069 = fieldWeight in 2419, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.046875 = fieldNorm(doc=2419)
          0.33333334 = coord(1/3)
      0.05 = coord(1/20)
    
    Date
    16.11.2008 16:22:48

Types