Search (3 results, page 1 of 1)

  • × author_ss:"Wilbur, W.J."
  • × theme_ss:"Retrievalstudien"
  • × type_ss:"a"
  1. Wilbur, W.J.: Human subjectivity and performance limits in document retrieval (1999) 0.00
    6.7448284E-4 = product of:
      0.010117242 = sum of:
        0.0061733257 = weight(_text_:in in 4539) [ClassicSimilarity], result of:
          0.0061733257 = score(doc=4539,freq=2.0), product of:
            0.029340398 = queryWeight, product of:
              1.3602545 = idf(docFreq=30841, maxDocs=44218)
              0.021569785 = queryNorm
            0.21040362 = fieldWeight in 4539, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.3602545 = idf(docFreq=30841, maxDocs=44218)
              0.109375 = fieldNorm(doc=4539)
        0.003943917 = weight(_text_:s in 4539) [ClassicSimilarity], result of:
          0.003943917 = score(doc=4539,freq=2.0), product of:
            0.023451481 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.021569785 = queryNorm
            0.16817348 = fieldWeight in 4539, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.109375 = fieldNorm(doc=4539)
      0.06666667 = coord(2/30)
    
    Pages
    S.155-169
  2. Wilbur, W.J.: Human subjectivity and performance limits in document retrieval (1996) 0.00
    3.854188E-4 = product of:
      0.0057812817 = sum of:
        0.003527615 = weight(_text_:in in 6607) [ClassicSimilarity], result of:
          0.003527615 = score(doc=6607,freq=2.0), product of:
            0.029340398 = queryWeight, product of:
              1.3602545 = idf(docFreq=30841, maxDocs=44218)
              0.021569785 = queryNorm
            0.120230645 = fieldWeight in 6607, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.3602545 = idf(docFreq=30841, maxDocs=44218)
              0.0625 = fieldNorm(doc=6607)
        0.002253667 = weight(_text_:s in 6607) [ClassicSimilarity], result of:
          0.002253667 = score(doc=6607,freq=2.0), product of:
            0.023451481 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.021569785 = queryNorm
            0.09609913 = fieldWeight in 6607, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.0625 = fieldNorm(doc=6607)
      0.06666667 = coord(2/30)
    
    Source
    Information processing and management. 32(1996) no.5, S.515-527
  3. Wilbur, W.J.: Global term weights for document retrieval learned from TREC data (2001) 0.00
    1.3146391E-4 = product of:
      0.003943917 = sum of:
        0.003943917 = weight(_text_:s in 2647) [ClassicSimilarity], result of:
          0.003943917 = score(doc=2647,freq=2.0), product of:
            0.023451481 = queryWeight, product of:
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.021569785 = queryNorm
            0.16817348 = fieldWeight in 2647, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.0872376 = idf(docFreq=40523, maxDocs=44218)
              0.109375 = fieldNorm(doc=2647)
      0.033333335 = coord(1/30)
    
    Source
    Journal of information science. 27(2001) no.5, S.303-310