Search (2 results, page 1 of 1)

  • × author_ss:"Belkin, N.J."
  • × author_ss:"Brooks, H.M."
  • × year_i:[1980 TO 1990}
  1. Belkin, N.J.; Oddy, R.N.; Brooks, H.M.: Ask for information retrieval : Pt.1: Background and theory; Pt.2: Results of a study (1982) 0.01
    0.008238584 = product of:
      0.057670087 = sum of:
        0.014529495 = weight(_text_:information in 2590) [ClassicSimilarity], result of:
          0.014529495 = score(doc=2590,freq=2.0), product of:
            0.053508412 = queryWeight, product of:
              1.7554779 = idf(docFreq=20772, maxDocs=44218)
              0.030480823 = queryNorm
            0.27153665 = fieldWeight in 2590, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.7554779 = idf(docFreq=20772, maxDocs=44218)
              0.109375 = fieldNorm(doc=2590)
        0.04314059 = weight(_text_:retrieval in 2590) [ClassicSimilarity], result of:
          0.04314059 = score(doc=2590,freq=2.0), product of:
            0.092201896 = queryWeight, product of:
              3.024915 = idf(docFreq=5836, maxDocs=44218)
              0.030480823 = queryNorm
            0.46789268 = fieldWeight in 2590, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.024915 = idf(docFreq=5836, maxDocs=44218)
              0.109375 = fieldNorm(doc=2590)
      0.14285715 = coord(2/14)
    
  2. Daniels, P.J.; Brooks, H.M.; Belkin, N.J.: Using problem structures for driving human-computer dialogues (1985) 0.01
    0.005884703 = product of:
      0.04119292 = sum of:
        0.01037821 = weight(_text_:information in 1929) [ClassicSimilarity], result of:
          0.01037821 = score(doc=1929,freq=2.0), product of:
            0.053508412 = queryWeight, product of:
              1.7554779 = idf(docFreq=20772, maxDocs=44218)
              0.030480823 = queryNorm
            0.19395474 = fieldWeight in 1929, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              1.7554779 = idf(docFreq=20772, maxDocs=44218)
              0.078125 = fieldNorm(doc=1929)
        0.03081471 = weight(_text_:retrieval in 1929) [ClassicSimilarity], result of:
          0.03081471 = score(doc=1929,freq=2.0), product of:
            0.092201896 = queryWeight, product of:
              3.024915 = idf(docFreq=5836, maxDocs=44218)
              0.030480823 = queryNorm
            0.33420905 = fieldWeight in 1929, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.024915 = idf(docFreq=5836, maxDocs=44218)
              0.078125 = fieldNorm(doc=1929)
      0.14285715 = coord(2/14)
    
    Footnote
    Wiederabgedruckt in: Readings in information retrieval. Ed.: K. Sparck Jones u. P. Willett. San Francisco: Morgan Kaufmann 1997. S.135-142.