Document (#13448)

Author
Beaulieu, M.
Borgman, C.L.
Title
¬A new era for OPAC research : introduction to special topic issue on current research in Online Public Access Systems
Source
Journal of the American Society for Information Science. 47(1996) no.7, S.491-492
Year
1996
Abstract
Einleitender Aufsatz in die Beiträge des Themenheftes
Theme
OPAC

Similar documents (author)

  1. Borgman, C.L.: What are Digital Libraries? : competing visions (1999) 1.78
    1.7813295 = sum of:
      1.7813295 = product of:
        3.562659 = sum of:
          3.562659 = weight(author_txt:borgman in 2049) [ClassicSimilarity], result of:
            3.562659 = score(doc=2049,freq=1.0), product of:
              0.7114124 = queryWeight, product of:
                1.0061265 = boost
                8.0125885 = idf(docFreq=39, maxDocs=44421)
                0.08824619 = queryNorm
              5.007868 = fieldWeight in 2049, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.0125885 = idf(docFreq=39, maxDocs=44421)
                0.625 = fieldNorm(doc=2049)
        0.5 = coord(1/2)
    
  2. Borgman, C.L.: Psychological research in human-computer interaction (1984) 1.78
    1.7813295 = sum of:
      1.7813295 = product of:
        3.562659 = sum of:
          3.562659 = weight(author_txt:borgman in 2129) [ClassicSimilarity], result of:
            3.562659 = score(doc=2129,freq=1.0), product of:
              0.7114124 = queryWeight, product of:
                1.0061265 = boost
                8.0125885 = idf(docFreq=39, maxDocs=44421)
                0.08824619 = queryNorm
              5.007868 = fieldWeight in 2129, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.0125885 = idf(docFreq=39, maxDocs=44421)
                0.625 = fieldNorm(doc=2129)
        0.5 = coord(1/2)
    
  3. Borgman, C.L.: Why are online catalogs hard to use? : lessons learned from information-retrieval studies (1986) 1.78
    1.7813295 = sum of:
      1.7813295 = product of:
        3.562659 = sum of:
          3.562659 = weight(author_txt:borgman in 2280) [ClassicSimilarity], result of:
            3.562659 = score(doc=2280,freq=1.0), product of:
              0.7114124 = queryWeight, product of:
                1.0061265 = boost
                8.0125885 = idf(docFreq=39, maxDocs=44421)
                0.08824619 = queryNorm
              5.007868 = fieldWeight in 2280, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.0125885 = idf(docFreq=39, maxDocs=44421)
                0.625 = fieldNorm(doc=2280)
        0.5 = coord(1/2)
    
  4. Borgman, C.L.: Children's use of an interactive science library : exploratory research (1990) 1.78
    1.7813295 = sum of:
      1.7813295 = product of:
        3.562659 = sum of:
          3.562659 = weight(author_txt:borgman in 2431) [ClassicSimilarity], result of:
            3.562659 = score(doc=2431,freq=1.0), product of:
              0.7114124 = queryWeight, product of:
                1.0061265 = boost
                8.0125885 = idf(docFreq=39, maxDocs=44421)
                0.08824619 = queryNorm
              5.007868 = fieldWeight in 2431, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.0125885 = idf(docFreq=39, maxDocs=44421)
                0.625 = fieldNorm(doc=2431)
        0.5 = coord(1/2)
    
  5. Borgman, C.L.: Mental models: ways of looking at a system : training users with mental models can improve performance (1982) 1.78
    1.7813295 = sum of:
      1.7813295 = product of:
        3.562659 = sum of:
          3.562659 = weight(author_txt:borgman in 2724) [ClassicSimilarity], result of:
            3.562659 = score(doc=2724,freq=1.0), product of:
              0.7114124 = queryWeight, product of:
                1.0061265 = boost
                8.0125885 = idf(docFreq=39, maxDocs=44421)
                0.08824619 = queryNorm
              5.007868 = fieldWeight in 2724, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.0125885 = idf(docFreq=39, maxDocs=44421)
                0.625 = fieldNorm(doc=2724)
        0.5 = coord(1/2)
    

Similar documents (content)

  1. Current research in online public access system (1996) 0.64
    0.64495873 = sum of:
      0.64495873 = product of:
        1.1286777 = sum of:
          0.07022304 = weight(abstract_txt:systems in 933) [ClassicSimilarity], result of:
            0.07022304 = score(doc=933,freq=1.0), product of:
              0.082344696 = queryWeight, product of:
                3.411175 = idf(docFreq=3984, maxDocs=44421)
                0.024139687 = queryNorm
              0.85279375 = fieldWeight in 933, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.411175 = idf(docFreq=3984, maxDocs=44421)
                0.25 = fieldNorm(doc=933)
          0.08610588 = weight(abstract_txt:access in 933) [ClassicSimilarity], result of:
            0.08610588 = score(doc=933,freq=1.0), product of:
              0.09433462 = queryWeight, product of:
                1.07033 = boost
                3.6510832 = idf(docFreq=3134, maxDocs=44421)
                0.024139687 = queryNorm
              0.9127708 = fieldWeight in 933, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.6510832 = idf(docFreq=3134, maxDocs=44421)
                0.25 = fieldNorm(doc=933)
          0.08706368 = weight(abstract_txt:online in 933) [ClassicSimilarity], result of:
            0.08706368 = score(doc=933,freq=1.0), product of:
              0.09503288 = queryWeight, product of:
                1.0742841 = boost
                3.6645708 = idf(docFreq=3092, maxDocs=44421)
                0.024139687 = queryNorm
              0.9161427 = fieldWeight in 933, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.6645708 = idf(docFreq=3092, maxDocs=44421)
                0.25 = fieldNorm(doc=933)
          0.14026585 = weight(abstract_txt:current in 933) [ClassicSimilarity], result of:
            0.14026585 = score(doc=933,freq=1.0), product of:
              0.13060221 = queryWeight, product of:
                1.2593819 = boost
                4.295972 = idf(docFreq=1644, maxDocs=44421)
                0.024139687 = queryNorm
              1.073993 = fieldWeight in 933, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.295972 = idf(docFreq=1644, maxDocs=44421)
                0.25 = fieldNorm(doc=933)
          0.17255066 = weight(abstract_txt:public in 933) [ClassicSimilarity], result of:
            0.17255066 = score(doc=933,freq=1.0), product of:
              0.14994326 = queryWeight, product of:
                1.3494154 = boost
                4.603092 = idf(docFreq=1209, maxDocs=44421)
                0.024139687 = queryNorm
              1.150773 = fieldWeight in 933, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.603092 = idf(docFreq=1209, maxDocs=44421)
                0.25 = fieldNorm(doc=933)
          0.2183492 = weight(abstract_txt:special in 933) [ClassicSimilarity], result of:
            0.2183492 = score(doc=933,freq=1.0), product of:
              0.17542182 = queryWeight, product of:
                1.4595668 = boost
                4.978838 = idf(docFreq=830, maxDocs=44421)
                0.024139687 = queryNorm
              1.2447095 = fieldWeight in 933, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.978838 = idf(docFreq=830, maxDocs=44421)
                0.25 = fieldNorm(doc=933)
          0.24251363 = weight(abstract_txt:issue in 933) [ClassicSimilarity], result of:
            0.24251363 = score(doc=933,freq=1.0), product of:
              0.1881366 = queryWeight, product of:
                1.5115372 = boost
                5.156118 = idf(docFreq=695, maxDocs=44421)
                0.024139687 = queryNorm
              1.2890295 = fieldWeight in 933, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.156118 = idf(docFreq=695, maxDocs=44421)
                0.25 = fieldNorm(doc=933)
          0.111605726 = weight(abstract_txt:research in 933) [ClassicSimilarity], result of:
            0.111605726 = score(doc=933,freq=1.0), product of:
              0.14129177 = queryWeight, product of:
                1.8524889 = boost
                3.159582 = idf(docFreq=5124, maxDocs=44421)
                0.024139687 = queryNorm
              0.7898955 = fieldWeight in 933, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.159582 = idf(docFreq=5124, maxDocs=44421)
                0.25 = fieldNorm(doc=933)
        0.5714286 = coord(8/14)
    
  2. Rorvig, M.E.; Lunin, L.F.: Introduction and overview : visualization, retrieval, and knowledge (1999) 0.29
    0.28628182 = sum of:
      0.28628182 = product of:
        1.0019864 = sum of:
          0.2183492 = weight(abstract_txt:special in 4918) [ClassicSimilarity], result of:
            0.2183492 = score(doc=4918,freq=1.0), product of:
              0.17542182 = queryWeight, product of:
                1.4595668 = boost
                4.978838 = idf(docFreq=830, maxDocs=44421)
                0.024139687 = queryNorm
              1.2447095 = fieldWeight in 4918, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.978838 = idf(docFreq=830, maxDocs=44421)
                0.25 = fieldNorm(doc=4918)
          0.22835809 = weight(abstract_txt:topic in 4918) [ClassicSimilarity], result of:
            0.22835809 = score(doc=4918,freq=1.0), product of:
              0.18074244 = queryWeight, product of:
                1.4815361 = boost
                5.053779 = idf(docFreq=770, maxDocs=44421)
                0.024139687 = queryNorm
              1.2634448 = fieldWeight in 4918, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.053779 = idf(docFreq=770, maxDocs=44421)
                0.25 = fieldNorm(doc=4918)
          0.24251363 = weight(abstract_txt:issue in 4918) [ClassicSimilarity], result of:
            0.24251363 = score(doc=4918,freq=1.0), product of:
              0.1881366 = queryWeight, product of:
                1.5115372 = boost
                5.156118 = idf(docFreq=695, maxDocs=44421)
                0.024139687 = queryNorm
              1.2890295 = fieldWeight in 4918, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.156118 = idf(docFreq=695, maxDocs=44421)
                0.25 = fieldNorm(doc=4918)
          0.31276548 = weight(abstract_txt:introduction in 4918) [ClassicSimilarity], result of:
            0.31276548 = score(doc=4918,freq=1.0), product of:
              0.22290942 = queryWeight, product of:
                1.6453049 = boost
                5.612423 = idf(docFreq=440, maxDocs=44421)
                0.024139687 = queryNorm
              1.4031057 = fieldWeight in 4918, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.612423 = idf(docFreq=440, maxDocs=44421)
                0.25 = fieldNorm(doc=4918)
        0.2857143 = coord(4/14)
    
  3. Bearman, D.; Trant, J.: When museum informatics meets the World Wide Web, it generates energy : Introduction (2000) 0.29
    0.28628182 = sum of:
      0.28628182 = product of:
        1.0019864 = sum of:
          0.2183492 = weight(abstract_txt:special in 5287) [ClassicSimilarity], result of:
            0.2183492 = score(doc=5287,freq=1.0), product of:
              0.17542182 = queryWeight, product of:
                1.4595668 = boost
                4.978838 = idf(docFreq=830, maxDocs=44421)
                0.024139687 = queryNorm
              1.2447095 = fieldWeight in 5287, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.978838 = idf(docFreq=830, maxDocs=44421)
                0.25 = fieldNorm(doc=5287)
          0.22835809 = weight(abstract_txt:topic in 5287) [ClassicSimilarity], result of:
            0.22835809 = score(doc=5287,freq=1.0), product of:
              0.18074244 = queryWeight, product of:
                1.4815361 = boost
                5.053779 = idf(docFreq=770, maxDocs=44421)
                0.024139687 = queryNorm
              1.2634448 = fieldWeight in 5287, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.053779 = idf(docFreq=770, maxDocs=44421)
                0.25 = fieldNorm(doc=5287)
          0.24251363 = weight(abstract_txt:issue in 5287) [ClassicSimilarity], result of:
            0.24251363 = score(doc=5287,freq=1.0), product of:
              0.1881366 = queryWeight, product of:
                1.5115372 = boost
                5.156118 = idf(docFreq=695, maxDocs=44421)
                0.024139687 = queryNorm
              1.2890295 = fieldWeight in 5287, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.156118 = idf(docFreq=695, maxDocs=44421)
                0.25 = fieldNorm(doc=5287)
          0.31276548 = weight(abstract_txt:introduction in 5287) [ClassicSimilarity], result of:
            0.31276548 = score(doc=5287,freq=1.0), product of:
              0.22290942 = queryWeight, product of:
                1.6453049 = boost
                5.612423 = idf(docFreq=440, maxDocs=44421)
                0.024139687 = queryNorm
              1.4031057 = fieldWeight in 5287, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.612423 = idf(docFreq=440, maxDocs=44421)
                0.25 = fieldNorm(doc=5287)
        0.2857143 = coord(4/14)
    
  4. Evaluation of information retrieval systems : special topic issue (1996) 0.22
    0.216984 = sum of:
      0.216984 = product of:
        0.759444 = sum of:
          0.07022304 = weight(abstract_txt:systems in 6880) [ClassicSimilarity], result of:
            0.07022304 = score(doc=6880,freq=1.0), product of:
              0.082344696 = queryWeight, product of:
                3.411175 = idf(docFreq=3984, maxDocs=44421)
                0.024139687 = queryNorm
              0.85279375 = fieldWeight in 6880, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.411175 = idf(docFreq=3984, maxDocs=44421)
                0.25 = fieldNorm(doc=6880)
          0.2183492 = weight(abstract_txt:special in 6880) [ClassicSimilarity], result of:
            0.2183492 = score(doc=6880,freq=1.0), product of:
              0.17542182 = queryWeight, product of:
                1.4595668 = boost
                4.978838 = idf(docFreq=830, maxDocs=44421)
                0.024139687 = queryNorm
              1.2447095 = fieldWeight in 6880, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.978838 = idf(docFreq=830, maxDocs=44421)
                0.25 = fieldNorm(doc=6880)
          0.22835809 = weight(abstract_txt:topic in 6880) [ClassicSimilarity], result of:
            0.22835809 = score(doc=6880,freq=1.0), product of:
              0.18074244 = queryWeight, product of:
                1.4815361 = boost
                5.053779 = idf(docFreq=770, maxDocs=44421)
                0.024139687 = queryNorm
              1.2634448 = fieldWeight in 6880, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.053779 = idf(docFreq=770, maxDocs=44421)
                0.25 = fieldNorm(doc=6880)
          0.24251363 = weight(abstract_txt:issue in 6880) [ClassicSimilarity], result of:
            0.24251363 = score(doc=6880,freq=1.0), product of:
              0.1881366 = queryWeight, product of:
                1.5115372 = boost
                5.156118 = idf(docFreq=695, maxDocs=44421)
                0.024139687 = queryNorm
              1.2890295 = fieldWeight in 6880, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.156118 = idf(docFreq=695, maxDocs=44421)
                0.25 = fieldNorm(doc=6880)
        0.2857143 = coord(4/14)
    
  5. Cherry, J.M.; Clinton, M.: OPACs at five Ontario universities : a profile of users and user satisfaction (1992) 0.20
    0.20421925 = sum of:
      0.20421925 = product of:
        0.47651157 = sum of:
          0.03511152 = weight(abstract_txt:systems in 3630) [ClassicSimilarity], result of:
            0.03511152 = score(doc=3630,freq=1.0), product of:
              0.082344696 = queryWeight, product of:
                3.411175 = idf(docFreq=3984, maxDocs=44421)
                0.024139687 = queryNorm
              0.42639688 = fieldWeight in 3630, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.411175 = idf(docFreq=3984, maxDocs=44421)
                0.125 = fieldNorm(doc=3630)
          0.04305294 = weight(abstract_txt:access in 3630) [ClassicSimilarity], result of:
            0.04305294 = score(doc=3630,freq=1.0), product of:
              0.09433462 = queryWeight, product of:
                1.07033 = boost
                3.6510832 = idf(docFreq=3134, maxDocs=44421)
                0.024139687 = queryNorm
              0.4563854 = fieldWeight in 3630, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.6510832 = idf(docFreq=3134, maxDocs=44421)
                0.125 = fieldNorm(doc=3630)
          0.04353184 = weight(abstract_txt:online in 3630) [ClassicSimilarity], result of:
            0.04353184 = score(doc=3630,freq=1.0), product of:
              0.09503288 = queryWeight, product of:
                1.0742841 = boost
                3.6645708 = idf(docFreq=3092, maxDocs=44421)
                0.024139687 = queryNorm
              0.45807135 = fieldWeight in 3630, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.6645708 = idf(docFreq=3092, maxDocs=44421)
                0.125 = fieldNorm(doc=3630)
          0.08627533 = weight(abstract_txt:public in 3630) [ClassicSimilarity], result of:
            0.08627533 = score(doc=3630,freq=1.0), product of:
              0.14994326 = queryWeight, product of:
                1.3494154 = boost
                4.603092 = idf(docFreq=1209, maxDocs=44421)
                0.024139687 = queryNorm
              0.5753865 = fieldWeight in 3630, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.603092 = idf(docFreq=1209, maxDocs=44421)
                0.125 = fieldNorm(doc=3630)
          0.21273707 = weight(abstract_txt:opac in 3630) [ClassicSimilarity], result of:
            0.21273707 = score(doc=3630,freq=2.0), product of:
              0.2172141 = queryWeight, product of:
                1.6241502 = boost
                5.5402603 = idf(docFreq=473, maxDocs=44421)
                0.024139687 = queryNorm
              0.9793889 = fieldWeight in 3630, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                5.5402603 = idf(docFreq=473, maxDocs=44421)
                0.125 = fieldNorm(doc=3630)
          0.055802863 = weight(abstract_txt:research in 3630) [ClassicSimilarity], result of:
            0.055802863 = score(doc=3630,freq=1.0), product of:
              0.14129177 = queryWeight, product of:
                1.8524889 = boost
                3.159582 = idf(docFreq=5124, maxDocs=44421)
                0.024139687 = queryNorm
              0.39494774 = fieldWeight in 3630, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.159582 = idf(docFreq=5124, maxDocs=44421)
                0.125 = fieldNorm(doc=3630)
        0.42857143 = coord(6/14)