Document (#6879)

Author
Nazim, A.S.
Title
Retrieval commands of CD-ROM databases : a comparison of selected products
Source
CD-ROM professional. 3(1990) no.3, S.28-33
Year
1990

Similar documents (content)

  1. Sullivan, M.V.; Borgman, C.L.; Wippern, D.: End-users, mediated searches, and front-end assistance programs on dialig : a comparison of learning, performance, and satisfaction (1990) 0.61
    0.6107665 = sum of:
      0.6107665 = product of:
        0.9161497 = sum of:
          0.03927377 = weight(abstract_txt:retrieval in 414) [ClassicSimilarity], result of:
            0.03927377 = score(doc=414,freq=1.0), product of:
              0.14460067 = queryWeight, product of:
                3.4765 = idf(docFreq=3732, maxDocs=44421)
                0.04159375 = queryNorm
              0.27160156 = fieldWeight in 414, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4765 = idf(docFreq=3732, maxDocs=44421)
                0.078125 = fieldNorm(doc=414)
          0.080379516 = weight(abstract_txt:databases in 414) [ClassicSimilarity], result of:
            0.080379516 = score(doc=414,freq=1.0), product of:
              0.23309459 = queryWeight, product of:
                1.269641 = boost
                4.413907 = idf(docFreq=1461, maxDocs=44421)
                0.04159375 = queryNorm
              0.34483647 = fieldWeight in 414, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.413907 = idf(docFreq=1461, maxDocs=44421)
                0.078125 = fieldNorm(doc=414)
          0.16686678 = weight(abstract_txt:comparison in 414) [ClassicSimilarity], result of:
            0.16686678 = score(doc=414,freq=1.0), product of:
              0.37932825 = queryWeight, product of:
                1.6196548 = boost
                5.6307297 = idf(docFreq=432, maxDocs=44421)
                0.04159375 = queryNorm
              0.43990076 = fieldWeight in 414, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.6307297 = idf(docFreq=432, maxDocs=44421)
                0.078125 = fieldNorm(doc=414)
          0.6296296 = weight(abstract_txt:commands in 414) [ClassicSimilarity], result of:
            0.6296296 = score(doc=414,freq=2.0), product of:
              0.7297073 = queryWeight, product of:
                2.2464108 = boost
                7.809647 = idf(docFreq=48, maxDocs=44421)
                0.04159375 = queryNorm
              0.8628523 = fieldWeight in 414, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                7.809647 = idf(docFreq=48, maxDocs=44421)
                0.078125 = fieldNorm(doc=414)
        0.6666667 = coord(4/6)
    
  2. Sullivan, M.V.; Borgman, C.L.: Bibliographic searching by end-users and intermediaries : front-end software vs native DIALOG commands (1988) 0.42
    0.41788507 = sum of:
      0.41788507 = product of:
        0.83577013 = sum of:
          0.03927377 = weight(abstract_txt:retrieval in 3628) [ClassicSimilarity], result of:
            0.03927377 = score(doc=3628,freq=1.0), product of:
              0.14460067 = queryWeight, product of:
                3.4765 = idf(docFreq=3732, maxDocs=44421)
                0.04159375 = queryNorm
              0.27160156 = fieldWeight in 3628, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4765 = idf(docFreq=3732, maxDocs=44421)
                0.078125 = fieldNorm(doc=3628)
          0.16686678 = weight(abstract_txt:comparison in 3628) [ClassicSimilarity], result of:
            0.16686678 = score(doc=3628,freq=1.0), product of:
              0.37932825 = queryWeight, product of:
                1.6196548 = boost
                5.6307297 = idf(docFreq=432, maxDocs=44421)
                0.04159375 = queryNorm
              0.43990076 = fieldWeight in 3628, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.6307297 = idf(docFreq=432, maxDocs=44421)
                0.078125 = fieldNorm(doc=3628)
          0.6296296 = weight(abstract_txt:commands in 3628) [ClassicSimilarity], result of:
            0.6296296 = score(doc=3628,freq=2.0), product of:
              0.7297073 = queryWeight, product of:
                2.2464108 = boost
                7.809647 = idf(docFreq=48, maxDocs=44421)
                0.04159375 = queryNorm
              0.8628523 = fieldWeight in 3628, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                7.809647 = idf(docFreq=48, maxDocs=44421)
                0.078125 = fieldNorm(doc=3628)
        0.5 = coord(3/6)
    
  3. Rowley, J.: Human/computer interface design in Windows-based CD-ROMs : an early review (1995) 0.34
    0.34300578 = sum of:
      0.34300578 = product of:
        0.68601155 = sum of:
          0.14378726 = weight(abstract_txt:databases in 2098) [ClassicSimilarity], result of:
            0.14378726 = score(doc=2098,freq=5.0), product of:
              0.23309459 = queryWeight, product of:
                1.269641 = boost
                4.413907 = idf(docFreq=1461, maxDocs=44421)
                0.04159375 = queryNorm
              0.6168623 = fieldWeight in 2098, product of:
                2.236068 = tf(freq=5.0), with freq of:
                  5.0 = termFreq=5.0
                4.413907 = idf(docFreq=1461, maxDocs=44421)
                0.0625 = fieldNorm(doc=2098)
          0.18605195 = weight(abstract_txt:products in 2098) [ClassicSimilarity], result of:
            0.18605195 = score(doc=2098,freq=2.0), product of:
              0.37565407 = queryWeight, product of:
                1.6117916 = boost
                5.6033936 = idf(docFreq=444, maxDocs=44421)
                0.04159375 = queryNorm
              0.4952747 = fieldWeight in 2098, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                5.6033936 = idf(docFreq=444, maxDocs=44421)
                0.0625 = fieldNorm(doc=2098)
          0.3561723 = weight(abstract_txt:commands in 2098) [ClassicSimilarity], result of:
            0.3561723 = score(doc=2098,freq=1.0), product of:
              0.7297073 = queryWeight, product of:
                2.2464108 = boost
                7.809647 = idf(docFreq=48, maxDocs=44421)
                0.04159375 = queryNorm
              0.48810294 = fieldWeight in 2098, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.809647 = idf(docFreq=48, maxDocs=44421)
                0.0625 = fieldNorm(doc=2098)
        0.5 = coord(3/6)
    
  4. Z39.58-1992: Common command language for online interactive information retrieval (1992) 0.32
    0.32299277 = sum of:
      0.32299277 = product of:
        0.9689783 = sum of:
          0.07854754 = weight(abstract_txt:retrieval in 4800) [ClassicSimilarity], result of:
            0.07854754 = score(doc=4800,freq=1.0), product of:
              0.14460067 = queryWeight, product of:
                3.4765 = idf(docFreq=3732, maxDocs=44421)
                0.04159375 = queryNorm
              0.5432031 = fieldWeight in 4800, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4765 = idf(docFreq=3732, maxDocs=44421)
                0.15625 = fieldNorm(doc=4800)
          0.89043075 = weight(abstract_txt:commands in 4800) [ClassicSimilarity], result of:
            0.89043075 = score(doc=4800,freq=1.0), product of:
              0.7297073 = queryWeight, product of:
                2.2464108 = boost
                7.809647 = idf(docFreq=48, maxDocs=44421)
                0.04159375 = queryNorm
              1.2202574 = fieldWeight in 4800, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.809647 = idf(docFreq=48, maxDocs=44421)
                0.15625 = fieldNorm(doc=4800)
        0.33333334 = coord(2/6)
    
  5. Buchanen, N.L.; Rupp-Serano, K.; LaGrange, J.: ¬The effectiveness of a projected computersed presentation in teaching online library catalog searching (1992) 0.32
    0.31859857 = sum of:
      0.31859857 = product of:
        0.95579565 = sum of:
          0.20024014 = weight(abstract_txt:comparison in 2651) [ClassicSimilarity], result of:
            0.20024014 = score(doc=2651,freq=1.0), product of:
              0.37932825 = queryWeight, product of:
                1.6196548 = boost
                5.6307297 = idf(docFreq=432, maxDocs=44421)
                0.04159375 = queryNorm
              0.5278809 = fieldWeight in 2651, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.6307297 = idf(docFreq=432, maxDocs=44421)
                0.09375 = fieldNorm(doc=2651)
          0.7555555 = weight(abstract_txt:commands in 2651) [ClassicSimilarity], result of:
            0.7555555 = score(doc=2651,freq=2.0), product of:
              0.7297073 = queryWeight, product of:
                2.2464108 = boost
                7.809647 = idf(docFreq=48, maxDocs=44421)
                0.04159375 = queryNorm
              1.0354227 = fieldWeight in 2651, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                7.809647 = idf(docFreq=48, maxDocs=44421)
                0.09375 = fieldNorm(doc=2651)
        0.33333334 = coord(2/6)