Document (#13449)

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

   1.7803174 = sum of:
     1.7803174 = product of:
       3.5606349 = sum of:
         3.5606349 = weight(author_txt:borgman in 2050) [ClassicSimilarity], result of:
           3.5606349 = score(doc=2050,freq=1.0), product of:
             0.7114149 = queryWeight, product of:
               1.0061301 = boost
               8.008008 = idf(docFreq=39, maxDocs=44218)
               0.08829667 = queryNorm
             5.005005 = fieldWeight in 2050, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               8.008008 = idf(docFreq=39, maxDocs=44218)
               0.625 = fieldNorm(doc=2050)
       0.5 = coord(1/2)
   

2. Borgman, C.L.: Psychological research in human-computer interaction (1984) 1.78

   1.7803174 = sum of:
     1.7803174 = product of:
       3.5606349 = sum of:
         3.5606349 = weight(author_txt:borgman in 2130) [ClassicSimilarity], result of:
           3.5606349 = score(doc=2130,freq=1.0), product of:
             0.7114149 = queryWeight, product of:
               1.0061301 = boost
               8.008008 = idf(docFreq=39, maxDocs=44218)
               0.08829667 = queryNorm
             5.005005 = fieldWeight in 2130, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               8.008008 = idf(docFreq=39, maxDocs=44218)
               0.625 = fieldNorm(doc=2130)
       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

   1.7803174 = sum of:
     1.7803174 = product of:
       3.5606349 = sum of:
         3.5606349 = weight(author_txt:borgman in 2281) [ClassicSimilarity], result of:
           3.5606349 = score(doc=2281,freq=1.0), product of:
             0.7114149 = queryWeight, product of:
               1.0061301 = boost
               8.008008 = idf(docFreq=39, maxDocs=44218)
               0.08829667 = queryNorm
             5.005005 = fieldWeight in 2281, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               8.008008 = idf(docFreq=39, maxDocs=44218)
               0.625 = fieldNorm(doc=2281)
       0.5 = coord(1/2)
   

4. Borgman, C.L.: Children's use of an interactive science library : exploratory research (1990) 1.78

   1.7803174 = sum of:
     1.7803174 = product of:
       3.5606349 = sum of:
         3.5606349 = weight(author_txt:borgman in 2432) [ClassicSimilarity], result of:
           3.5606349 = score(doc=2432,freq=1.0), product of:
             0.7114149 = queryWeight, product of:
               1.0061301 = boost
               8.008008 = idf(docFreq=39, maxDocs=44218)
               0.08829667 = queryNorm
             5.005005 = fieldWeight in 2432, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               8.008008 = idf(docFreq=39, maxDocs=44218)
               0.625 = fieldNorm(doc=2432)
       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

   1.7803174 = sum of:
     1.7803174 = product of:
       3.5606349 = sum of:
         3.5606349 = weight(author_txt:borgman in 2725) [ClassicSimilarity], result of:
           3.5606349 = score(doc=2725,freq=1.0), product of:
             0.7114149 = queryWeight, product of:
               1.0061301 = boost
               8.008008 = idf(docFreq=39, maxDocs=44218)
               0.08829667 = queryNorm
             5.005005 = fieldWeight in 2725, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               8.008008 = idf(docFreq=39, maxDocs=44218)
               0.625 = fieldNorm(doc=2725)
       0.5 = coord(1/2)
   

Similar documents (content)

1. Current research in online public access system (1996) 0.65

   0.6465055 = sum of:
     0.6465055 = product of:
       1.1313845 = sum of:
         0.07029553 = weight(abstract_txt:systems in 865) [ClassicSimilarity], result of:
           0.07029553 = score(doc=865,freq=1.0), product of:
             0.0824127 = queryWeight, product of:
               3.4118783 = idf(docFreq=3963, maxDocs=44218)
               0.02415464 = queryNorm
             0.8529696 = fieldWeight in 865, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.4118783 = idf(docFreq=3963, maxDocs=44218)
               0.25 = fieldNorm(doc=865)
         0.08613406 = weight(abstract_txt:access in 865) [ClassicSimilarity], result of:
           0.08613406 = score(doc=865,freq=1.0), product of:
             0.09436819 = queryWeight, product of:
               1.0700787 = boost
               3.6509786 = idf(docFreq=3120, maxDocs=44218)
               0.02415464 = queryNorm
             0.91274464 = fieldWeight in 865, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.6509786 = idf(docFreq=3120, maxDocs=44218)
               0.25 = fieldNorm(doc=865)
         0.087212466 = weight(abstract_txt:online in 865) [ClassicSimilarity], result of:
           0.087212466 = score(doc=865,freq=1.0), product of:
             0.09515422 = queryWeight, product of:
               1.0745261 = boost
               3.6661522 = idf(docFreq=3073, maxDocs=44218)
               0.02415464 = queryNorm
             0.91653806 = fieldWeight in 865, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.6661522 = idf(docFreq=3073, maxDocs=44218)
               0.25 = fieldNorm(doc=865)
         0.14053254 = weight(abstract_txt:current in 865) [ClassicSimilarity], result of:
           0.14053254 = score(doc=865,freq=1.0), product of:
             0.1307857 = queryWeight, product of:
               1.2597462 = boost
               4.298101 = idf(docFreq=1633, maxDocs=44218)
               0.02415464 = queryNorm
             1.0745252 = fieldWeight in 865, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.298101 = idf(docFreq=1633, maxDocs=44218)
               0.25 = fieldNorm(doc=865)
         0.17322868 = weight(abstract_txt:public in 865) [ClassicSimilarity], result of:
           0.17322868 = score(doc=865,freq=1.0), product of:
             0.1503565 = queryWeight, product of:
               1.350716 = boost
               4.6084785 = idf(docFreq=1197, maxDocs=44218)
               0.02415464 = queryNorm
             1.1521196 = fieldWeight in 865, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.6084785 = idf(docFreq=1197, maxDocs=44218)
               0.25 = fieldNorm(doc=865)
         0.21799533 = weight(abstract_txt:special in 865) [ClassicSimilarity], result of:
           0.21799533 = score(doc=865,freq=1.0), product of:
             0.17525637 = queryWeight, product of:
               1.4582764 = boost
               4.9754615 = idf(docFreq=829, maxDocs=44218)
               0.02415464 = queryNorm
             1.2438654 = fieldWeight in 865, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.9754615 = idf(docFreq=829, maxDocs=44218)
               0.25 = fieldNorm(doc=865)
         0.24318993 = weight(abstract_txt:issue in 865) [ClassicSimilarity], result of:
           0.24318993 = score(doc=865,freq=1.0), product of:
             0.18851218 = queryWeight, product of:
               1.5124208 = boost
               5.160196 = idf(docFreq=689, maxDocs=44218)
               0.02415464 = queryNorm
             1.290049 = fieldWeight in 865, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.160196 = idf(docFreq=689, maxDocs=44218)
               0.25 = fieldNorm(doc=865)
         0.112796 = weight(abstract_txt:research in 865) [ClassicSimilarity], result of:
           0.112796 = score(doc=865,freq=1.0), product of:
             0.14231417 = queryWeight, product of:
               1.858412 = boost
               3.170338 = idf(docFreq=5046, maxDocs=44218)
               0.02415464 = queryNorm
             0.7925845 = fieldWeight in 865, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.170338 = idf(docFreq=5046, maxDocs=44218)
               0.25 = fieldNorm(doc=865)
       0.5714286 = coord(8/14)
   

2. Rorvig, M.E.; Lunin, L.F.: Introduction and overview : visualization, retrieval, and knowledge (1999) 0.29

   0.28698346 = sum of:
     0.28698346 = product of:
       1.0044421 = sum of:
         0.21799533 = weight(abstract_txt:special in 3918) [ClassicSimilarity], result of:
           0.21799533 = score(doc=3918,freq=1.0), product of:
             0.17525637 = queryWeight, product of:
               1.4582764 = boost
               4.9754615 = idf(docFreq=829, maxDocs=44218)
               0.02415464 = queryNorm
             1.2438654 = fieldWeight in 3918, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.9754615 = idf(docFreq=829, maxDocs=44218)
               0.25 = fieldNorm(doc=3918)
         0.22960368 = weight(abstract_txt:topic in 3918) [ClassicSimilarity], result of:
           0.22960368 = score(doc=3918,freq=1.0), product of:
             0.18142407 = queryWeight, product of:
               1.4837147 = boost
               5.062254 = idf(docFreq=760, maxDocs=44218)
               0.02415464 = queryNorm
             1.2655635 = fieldWeight in 3918, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.062254 = idf(docFreq=760, maxDocs=44218)
               0.25 = fieldNorm(doc=3918)
         0.24318993 = weight(abstract_txt:issue in 3918) [ClassicSimilarity], result of:
           0.24318993 = score(doc=3918,freq=1.0), product of:
             0.18851218 = queryWeight, product of:
               1.5124208 = boost
               5.160196 = idf(docFreq=689, maxDocs=44218)
               0.02415464 = queryNorm
             1.290049 = fieldWeight in 3918, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.160196 = idf(docFreq=689, maxDocs=44218)
               0.25 = fieldNorm(doc=3918)
         0.31365314 = weight(abstract_txt:introduction in 3918) [ClassicSimilarity], result of:
           0.31365314 = score(doc=3918,freq=1.0), product of:
             0.22336173 = queryWeight, product of:
               1.6462938 = boost
               5.616954 = idf(docFreq=436, maxDocs=44218)
               0.02415464 = queryNorm
             1.4042385 = fieldWeight in 3918, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.616954 = idf(docFreq=436, maxDocs=44218)
               0.25 = fieldNorm(doc=3918)
       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

   0.28698346 = sum of:
     0.28698346 = product of:
       1.0044421 = sum of:
         0.21799533 = weight(abstract_txt:special in 4287) [ClassicSimilarity], result of:
           0.21799533 = score(doc=4287,freq=1.0), product of:
             0.17525637 = queryWeight, product of:
               1.4582764 = boost
               4.9754615 = idf(docFreq=829, maxDocs=44218)
               0.02415464 = queryNorm
             1.2438654 = fieldWeight in 4287, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.9754615 = idf(docFreq=829, maxDocs=44218)
               0.25 = fieldNorm(doc=4287)
         0.22960368 = weight(abstract_txt:topic in 4287) [ClassicSimilarity], result of:
           0.22960368 = score(doc=4287,freq=1.0), product of:
             0.18142407 = queryWeight, product of:
               1.4837147 = boost
               5.062254 = idf(docFreq=760, maxDocs=44218)
               0.02415464 = queryNorm
             1.2655635 = fieldWeight in 4287, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.062254 = idf(docFreq=760, maxDocs=44218)
               0.25 = fieldNorm(doc=4287)
         0.24318993 = weight(abstract_txt:issue in 4287) [ClassicSimilarity], result of:
           0.24318993 = score(doc=4287,freq=1.0), product of:
             0.18851218 = queryWeight, product of:
               1.5124208 = boost
               5.160196 = idf(docFreq=689, maxDocs=44218)
               0.02415464 = queryNorm
             1.290049 = fieldWeight in 4287, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.160196 = idf(docFreq=689, maxDocs=44218)
               0.25 = fieldNorm(doc=4287)
         0.31365314 = weight(abstract_txt:introduction in 4287) [ClassicSimilarity], result of:
           0.31365314 = score(doc=4287,freq=1.0), product of:
             0.22336173 = queryWeight, product of:
               1.6462938 = boost
               5.616954 = idf(docFreq=436, maxDocs=44218)
               0.02415464 = queryNorm
             1.4042385 = fieldWeight in 4287, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.616954 = idf(docFreq=436, maxDocs=44218)
               0.25 = fieldNorm(doc=4287)
       0.2857143 = coord(4/14)
   

4. Evaluation of information retrieval systems : special topic issue (1996) 0.22

   0.2174527 = sum of:
     0.2174527 = product of:
       0.76108444 = sum of:
         0.07029553 = weight(abstract_txt:systems in 6812) [ClassicSimilarity], result of:
           0.07029553 = score(doc=6812,freq=1.0), product of:
             0.0824127 = queryWeight, product of:
               3.4118783 = idf(docFreq=3963, maxDocs=44218)
               0.02415464 = queryNorm
             0.8529696 = fieldWeight in 6812, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.4118783 = idf(docFreq=3963, maxDocs=44218)
               0.25 = fieldNorm(doc=6812)
         0.21799533 = weight(abstract_txt:special in 6812) [ClassicSimilarity], result of:
           0.21799533 = score(doc=6812,freq=1.0), product of:
             0.17525637 = queryWeight, product of:
               1.4582764 = boost
               4.9754615 = idf(docFreq=829, maxDocs=44218)
               0.02415464 = queryNorm
             1.2438654 = fieldWeight in 6812, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.9754615 = idf(docFreq=829, maxDocs=44218)
               0.25 = fieldNorm(doc=6812)
         0.22960368 = weight(abstract_txt:topic in 6812) [ClassicSimilarity], result of:
           0.22960368 = score(doc=6812,freq=1.0), product of:
             0.18142407 = queryWeight, product of:
               1.4837147 = boost
               5.062254 = idf(docFreq=760, maxDocs=44218)
               0.02415464 = queryNorm
             1.2655635 = fieldWeight in 6812, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.062254 = idf(docFreq=760, maxDocs=44218)
               0.25 = fieldNorm(doc=6812)
         0.24318993 = weight(abstract_txt:issue in 6812) [ClassicSimilarity], result of:
           0.24318993 = score(doc=6812,freq=1.0), product of:
             0.18851218 = queryWeight, product of:
               1.5124208 = boost
               5.160196 = idf(docFreq=689, maxDocs=44218)
               0.02415464 = queryNorm
             1.290049 = fieldWeight in 6812, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.160196 = idf(docFreq=689, maxDocs=44218)
               0.25 = fieldNorm(doc=6812)
       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

   0.20448469 = sum of:
     0.20448469 = product of:
       0.47713092 = sum of:
         0.035147764 = weight(abstract_txt:systems in 3631) [ClassicSimilarity], result of:
           0.035147764 = score(doc=3631,freq=1.0), product of:
             0.0824127 = queryWeight, product of:
               3.4118783 = idf(docFreq=3963, maxDocs=44218)
               0.02415464 = queryNorm
             0.4264848 = fieldWeight in 3631, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.4118783 = idf(docFreq=3963, maxDocs=44218)
               0.125 = fieldNorm(doc=3631)
         0.04306703 = weight(abstract_txt:access in 3631) [ClassicSimilarity], result of:
           0.04306703 = score(doc=3631,freq=1.0), product of:
             0.09436819 = queryWeight, product of:
               1.0700787 = boost
               3.6509786 = idf(docFreq=3120, maxDocs=44218)
               0.02415464 = queryNorm
             0.45637232 = fieldWeight in 3631, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.6509786 = idf(docFreq=3120, maxDocs=44218)
               0.125 = fieldNorm(doc=3631)
         0.043606233 = weight(abstract_txt:online in 3631) [ClassicSimilarity], result of:
           0.043606233 = score(doc=3631,freq=1.0), product of:
             0.09515422 = queryWeight, product of:
               1.0745261 = boost
               3.6661522 = idf(docFreq=3073, maxDocs=44218)
               0.02415464 = queryNorm
             0.45826903 = fieldWeight in 3631, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.6661522 = idf(docFreq=3073, maxDocs=44218)
               0.125 = fieldNorm(doc=3631)
         0.08661434 = weight(abstract_txt:public in 3631) [ClassicSimilarity], result of:
           0.08661434 = score(doc=3631,freq=1.0), product of:
             0.1503565 = queryWeight, product of:
               1.350716 = boost
               4.6084785 = idf(docFreq=1197, maxDocs=44218)
               0.02415464 = queryNorm
             0.5760598 = fieldWeight in 3631, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.6084785 = idf(docFreq=1197, maxDocs=44218)
               0.125 = fieldNorm(doc=3631)
         0.21229753 = weight(abstract_txt:opac in 3631) [ClassicSimilarity], result of:
           0.21229753 = score(doc=3631,freq=2.0), product of:
             0.21694466 = queryWeight, product of:
               1.6224728 = boost
               5.53568 = idf(docFreq=473, maxDocs=44218)
               0.02415464 = queryNorm
             0.97857916 = fieldWeight in 3631, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               5.53568 = idf(docFreq=473, maxDocs=44218)
               0.125 = fieldNorm(doc=3631)
         0.056398 = weight(abstract_txt:research in 3631) [ClassicSimilarity], result of:
           0.056398 = score(doc=3631,freq=1.0), product of:
             0.14231417 = queryWeight, product of:
               1.858412 = boost
               3.170338 = idf(docFreq=5046, maxDocs=44218)
               0.02415464 = queryNorm
             0.39629224 = fieldWeight in 3631, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.170338 = idf(docFreq=5046, maxDocs=44218)
               0.125 = fieldNorm(doc=3631)
       0.42857143 = coord(6/14)