Document (#7254)

Author

Freivalds, D.I.
Carson, S.M.

Title

¬The role of microcomputers in the evolution of the OPAC

Source

Library software review. 10(1991), S.110-114

Year

1991

Theme

OPAC

Similar documents (author)

1. Carson, E.: OPACs: the user and subject access (1985) 5.94

   5.937289 = sum of:
     5.937289 = weight(author_txt:carson in 3627) [ClassicSimilarity], result of:
       5.937289 = fieldWeight in 3627, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         9.499662 = idf(docFreq=8, maxDocs=44218)
         0.625 = fieldNorm(doc=3627)
   

2. Carson, S.M.: LIAS online catalog at Penn State University (1983) 5.94

   5.937289 = sum of:
     5.937289 = weight(author_txt:carson in 323) [ClassicSimilarity], result of:
       5.937289 = fieldWeight in 323, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         9.499662 = idf(docFreq=8, maxDocs=44218)
         0.625 = fieldNorm(doc=323)
   

3. MacKinnon Carson, S. -> Carson, S.M.: 5.88

   5.877616 = sum of:
     5.877616 = weight(author_txt:carson in 7254) [ClassicSimilarity], result of:
       5.877616 = fieldWeight in 7254, product of:
         1.4142135 = tf(freq=2.0), with freq of:
           2.0 = termFreq=2.0
         9.499662 = idf(docFreq=8, maxDocs=44218)
         0.4375 = fieldNorm(doc=7254)
   

4. Freivalds, D.; Carson, S.: Extending the OPAC with microcomputers (1990) 4.75

   4.749831 = sum of:
     4.749831 = weight(author_txt:carson in 4074) [ClassicSimilarity], result of:
       4.749831 = fieldWeight in 4074, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         9.499662 = idf(docFreq=8, maxDocs=44218)
         0.5 = fieldNorm(doc=4074)
   

5. Carson, S.M.; Freivalds, D.I.: Z39.50 and LIAS : Penn State's experience (1993) 4.75

   4.749831 = sum of:
     4.749831 = weight(author_txt:carson in 5242) [ClassicSimilarity], result of:
       4.749831 = fieldWeight in 5242, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         9.499662 = idf(docFreq=8, maxDocs=44218)
         0.5 = fieldNorm(doc=5242)
   

Similar documents (content)

1. Hulser, R.P.: Overview of graphical user interfaces (1992) 0.66

   0.66328496 = sum of:
     0.66328496 = product of:
       1.3265699 = sum of:
         0.40419593 = weight(abstract_txt:opac in 4243) [ClassicSimilarity], result of:
           0.40419593 = score(doc=4243,freq=3.0), product of:
             0.33724874 = queryWeight, product of:
               1.2477964 = boost
               5.53568 = idf(docFreq=473, maxDocs=44218)
               0.048824254 = queryNorm
             1.1985098 = fieldWeight in 4243, product of:
               1.7320508 = tf(freq=3.0), with freq of:
                 3.0 = termFreq=3.0
               5.53568 = idf(docFreq=473, maxDocs=44218)
               0.125 = fieldNorm(doc=4243)
         0.922374 = weight(abstract_txt:microcomputers in 4243) [ClassicSimilarity], result of:
           0.922374 = score(doc=4243,freq=1.0), product of:
             0.8430775 = queryWeight, product of:
               1.9728874 = boost
               8.752448 = idf(docFreq=18, maxDocs=44218)
               0.048824254 = queryNorm
             1.094056 = fieldWeight in 4243, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               8.752448 = idf(docFreq=18, maxDocs=44218)
               0.125 = fieldNorm(doc=4243)
       0.5 = coord(2/4)
   

2. Schmidt, R.M.: Integration of microcomputers into a mainframe based library system (1990) 0.29

   0.28824186 = sum of:
     0.28824186 = product of:
       1.1529675 = sum of:
         1.1529675 = weight(abstract_txt:microcomputers in 3582) [ClassicSimilarity], result of:
           1.1529675 = score(doc=3582,freq=1.0), product of:
             0.8430775 = queryWeight, product of:
               1.9728874 = boost
               8.752448 = idf(docFreq=18, maxDocs=44218)
               0.048824254 = queryNorm
             1.36757 = fieldWeight in 3582, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               8.752448 = idf(docFreq=18, maxDocs=44218)
               0.15625 = fieldNorm(doc=3582)
       0.25 = coord(1/4)
   

3. Ensor, P.: Do we need standards for OPAC interfaces (1993) 0.26

   0.26215586 = sum of:
     0.26215586 = product of:
       0.5243117 = sum of:
         0.12011579 = weight(abstract_txt:role in 7444) [ClassicSimilarity], result of:
           0.12011579 = score(doc=7444,freq=1.0), product of:
             0.21660219 = queryWeight, product of:
               4.4363647 = idf(docFreq=1422, maxDocs=44218)
               0.048824254 = queryNorm
             0.5545456 = fieldWeight in 7444, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.4363647 = idf(docFreq=1422, maxDocs=44218)
               0.125 = fieldNorm(doc=7444)
         0.40419593 = weight(abstract_txt:opac in 7444) [ClassicSimilarity], result of:
           0.40419593 = score(doc=7444,freq=3.0), product of:
             0.33724874 = queryWeight, product of:
               1.2477964 = boost
               5.53568 = idf(docFreq=473, maxDocs=44218)
               0.048824254 = queryNorm
             1.1985098 = fieldWeight in 7444, product of:
               1.7320508 = tf(freq=3.0), with freq of:
                 3.0 = termFreq=3.0
               5.53568 = idf(docFreq=473, maxDocs=44218)
               0.125 = fieldNorm(doc=7444)
       0.5 = coord(2/4)
   

4. Marle, G.A.J.S. v.; Skaliks, M.: Some statistics about the searching behaviour of users of the OPAC of the Twente University Library (1994) 0.26

   0.25674295 = sum of:
     0.25674295 = product of:
       0.5134859 = sum of:
         0.10510131 = weight(abstract_txt:role in 3344) [ClassicSimilarity], result of:
           0.10510131 = score(doc=3344,freq=1.0), product of:
             0.21660219 = queryWeight, product of:
               4.4363647 = idf(docFreq=1422, maxDocs=44218)
               0.048824254 = queryNorm
             0.48522738 = fieldWeight in 3344, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.4363647 = idf(docFreq=1422, maxDocs=44218)
               0.109375 = fieldNorm(doc=3344)
         0.40838462 = weight(abstract_txt:opac in 3344) [ClassicSimilarity], result of:
           0.40838462 = score(doc=3344,freq=4.0), product of:
             0.33724874 = queryWeight, product of:
               1.2477964 = boost
               5.53568 = idf(docFreq=473, maxDocs=44218)
               0.048824254 = queryNorm
             1.21093 = fieldWeight in 3344, product of:
               2.0 = tf(freq=4.0), with freq of:
                 4.0 = termFreq=4.0
               5.53568 = idf(docFreq=473, maxDocs=44218)
               0.109375 = fieldNorm(doc=3344)
       0.5 = coord(2/4)
   

5. Jucquois-Delpierre, M.: Is information retrieval with microcomputers mini-information-retrieval? (1992) 0.24

   0.24458133 = sum of:
     0.24458133 = product of:
       0.9783253 = sum of:
         0.9783253 = weight(abstract_txt:microcomputers in 5287) [ClassicSimilarity], result of:
           0.9783253 = score(doc=5287,freq=2.0), product of:
             0.8430775 = queryWeight, product of:
               1.9728874 = boost
               8.752448 = idf(docFreq=18, maxDocs=44218)
               0.048824254 = queryNorm
             1.1604216 = fieldWeight in 5287, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               8.752448 = idf(docFreq=18, maxDocs=44218)
               0.09375 = fieldNorm(doc=5287)
       0.25 = coord(1/4)