Document (#4010)

Author

Large, J.A.

Title

Evaluating online and CD-ROM reference sources

Source

Journal of librarianship. 21(1989) no.2, S.87-108

Year

1989

Theme

Informationsmittel

Similar documents (author)

1. Large, A.: Design aspects of menu-driven search software for CD-ROMs (1990) 5.15

   5.1473327 = sum of:
     5.1473327 = weight(author_txt:large in 4046) [ClassicSimilarity], result of:
       5.1473327 = fieldWeight in 4046, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.235732 = idf(docFreq=31, maxDocs=44421)
         0.625 = fieldNorm(doc=4046)
   

2. Large, A.: Children, teenagers, and the Web (2004) 5.15

   5.1473327 = sum of:
     5.1473327 = weight(author_txt:large in 4153) [ClassicSimilarity], result of:
       5.1473327 = fieldWeight in 4153, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.235732 = idf(docFreq=31, maxDocs=44421)
         0.625 = fieldNorm(doc=4153)
   

3. Large, A.: Multimedia and the acquisition of information (1992) 5.15

   5.1473327 = sum of:
     5.1473327 = weight(author_txt:large in 4637) [ClassicSimilarity], result of:
       5.1473327 = fieldWeight in 4637, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.235732 = idf(docFreq=31, maxDocs=44421)
         0.625 = fieldNorm(doc=4637)
   

4. Large, J.A.: New Grolier electronic encyclopedia (1990) 5.15

   5.1473327 = sum of:
     5.1473327 = weight(author_txt:large in 596) [ClassicSimilarity], result of:
       5.1473327 = fieldWeight in 596, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.235732 = idf(docFreq=31, maxDocs=44421)
         0.625 = fieldNorm(doc=596)
   

5. Large, J.A.: Evaluation of electronic media as reference sources (1991) 5.15

   5.1473327 = sum of:
     5.1473327 = weight(author_txt:large in 1361) [ClassicSimilarity], result of:
       5.1473327 = fieldWeight in 1361, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         8.235732 = idf(docFreq=31, maxDocs=44421)
         0.625 = fieldNorm(doc=1361)
   

Similar documents (content)

1. Weathers, B.: Selection of electronic resources (1998) 0.78

   0.7808523 = sum of:
     0.7808523 = product of:
       1.0411364 = sum of:
         0.23483683 = weight(abstract_txt:reference in 4023) [ClassicSimilarity], result of:
           0.23483683 = score(doc=4023,freq=1.0), product of:
             0.42074817 = queryWeight, product of:
               1.2184588 = boost
               4.4651284 = idf(docFreq=1388, maxDocs=44421)
               0.07733524 = queryNorm
             0.55814105 = fieldWeight in 4023, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.4651284 = idf(docFreq=1388, maxDocs=44421)
               0.125 = fieldNorm(doc=4023)
         0.2814679 = weight(abstract_txt:sources in 4023) [ClassicSimilarity], result of:
           0.2814679 = score(doc=4023,freq=1.0), product of:
             0.47474897 = queryWeight, product of:
               1.2942904 = boost
               4.743019 = idf(docFreq=1051, maxDocs=44421)
               0.07733524 = queryNorm
             0.5928774 = fieldWeight in 4023, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.743019 = idf(docFreq=1051, maxDocs=44421)
               0.125 = fieldNorm(doc=4023)
         0.52483165 = weight(abstract_txt:evaluating in 4023) [ClassicSimilarity], result of:
           0.52483165 = score(doc=4023,freq=1.0), product of:
             0.71921396 = queryWeight, product of:
               1.5930477 = boost
               5.8378363 = idf(docFreq=351, maxDocs=44421)
               0.07733524 = queryNorm
             0.72972953 = fieldWeight in 4023, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.8378363 = idf(docFreq=351, maxDocs=44421)
               0.125 = fieldNorm(doc=4023)
       0.75 = coord(3/4)
   

2. Tenopir, C.: Choices for electronic reference (1993) 0.77

   0.7680627 = sum of:
     0.7680627 = product of:
       1.0240836 = sum of:
         0.12981762 = weight(abstract_txt:online in 6568) [ClassicSimilarity], result of:
           0.12981762 = score(doc=6568,freq=1.0), product of:
             0.28340045 = queryWeight, product of:
               3.6645708 = idf(docFreq=3092, maxDocs=44421)
               0.07733524 = queryNorm
             0.45807135 = fieldWeight in 6568, 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=6568)
         0.4067493 = weight(abstract_txt:reference in 6568) [ClassicSimilarity], result of:
           0.4067493 = score(doc=6568,freq=3.0), product of:
             0.42074817 = queryWeight, product of:
               1.2184588 = boost
               4.4651284 = idf(docFreq=1388, maxDocs=44421)
               0.07733524 = queryNorm
             0.9667286 = fieldWeight in 6568, product of:
               1.7320508 = tf(freq=3.0), with freq of:
                 3.0 = termFreq=3.0
               4.4651284 = idf(docFreq=1388, maxDocs=44421)
               0.125 = fieldNorm(doc=6568)
         0.48751673 = weight(abstract_txt:sources in 6568) [ClassicSimilarity], result of:
           0.48751673 = score(doc=6568,freq=3.0), product of:
             0.47474897 = queryWeight, product of:
               1.2942904 = boost
               4.743019 = idf(docFreq=1051, maxDocs=44421)
               0.07733524 = queryNorm
             1.0268937 = fieldWeight in 6568, product of:
               1.7320508 = tf(freq=3.0), with freq of:
                 3.0 = termFreq=3.0
               4.743019 = idf(docFreq=1051, maxDocs=44421)
               0.125 = fieldNorm(doc=6568)
       0.75 = coord(3/4)
   

3. Rice, R.E.; Tarin, P.: Staying informed : scientific communication and the use of information sources within disciplines (1993) 0.70

   0.7020879 = sum of:
     0.7020879 = product of:
       0.9361172 = sum of:
         0.12981762 = weight(abstract_txt:online in 7909) [ClassicSimilarity], result of:
           0.12981762 = score(doc=7909,freq=1.0), product of:
             0.28340045 = queryWeight, product of:
               3.6645708 = idf(docFreq=3092, maxDocs=44421)
               0.07733524 = queryNorm
             0.45807135 = fieldWeight in 7909, 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=7909)
         0.2814679 = weight(abstract_txt:sources in 7909) [ClassicSimilarity], result of:
           0.2814679 = score(doc=7909,freq=1.0), product of:
             0.47474897 = queryWeight, product of:
               1.2942904 = boost
               4.743019 = idf(docFreq=1051, maxDocs=44421)
               0.07733524 = queryNorm
             0.5928774 = fieldWeight in 7909, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.743019 = idf(docFreq=1051, maxDocs=44421)
               0.125 = fieldNorm(doc=7909)
         0.52483165 = weight(abstract_txt:evaluating in 7909) [ClassicSimilarity], result of:
           0.52483165 = score(doc=7909,freq=1.0), product of:
             0.71921396 = queryWeight, product of:
               1.5930477 = boost
               5.8378363 = idf(docFreq=351, maxDocs=44421)
               0.07733524 = queryNorm
             0.72972953 = fieldWeight in 7909, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.8378363 = idf(docFreq=351, maxDocs=44421)
               0.125 = fieldNorm(doc=7909)
       0.75 = coord(3/4)
   

4. Chen, H.: Explaining and alleviating information management indeterminism : a knowledge-based framework (1994) 0.61

   0.61432695 = sum of:
     0.61432695 = product of:
       0.8191026 = sum of:
         0.11359043 = weight(abstract_txt:online in 8220) [ClassicSimilarity], result of:
           0.11359043 = score(doc=8220,freq=1.0), product of:
             0.28340045 = queryWeight, product of:
               3.6645708 = idf(docFreq=3092, maxDocs=44421)
               0.07733524 = queryNorm
             0.40081245 = fieldWeight in 8220, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.6645708 = idf(docFreq=3092, maxDocs=44421)
               0.109375 = fieldNorm(doc=8220)
         0.24628444 = weight(abstract_txt:sources in 8220) [ClassicSimilarity], result of:
           0.24628444 = score(doc=8220,freq=1.0), product of:
             0.47474897 = queryWeight, product of:
               1.2942904 = boost
               4.743019 = idf(docFreq=1051, maxDocs=44421)
               0.07733524 = queryNorm
             0.5187677 = fieldWeight in 8220, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.743019 = idf(docFreq=1051, maxDocs=44421)
               0.109375 = fieldNorm(doc=8220)
         0.4592277 = weight(abstract_txt:evaluating in 8220) [ClassicSimilarity], result of:
           0.4592277 = score(doc=8220,freq=1.0), product of:
             0.71921396 = queryWeight, product of:
               1.5930477 = boost
               5.8378363 = idf(docFreq=351, maxDocs=44421)
               0.07733524 = queryNorm
             0.6385133 = fieldWeight in 8220, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.8378363 = idf(docFreq=351, maxDocs=44421)
               0.109375 = fieldNorm(doc=8220)
       0.75 = coord(3/4)
   

5. Lapp, E.: Information services and user training in the electronic library (1996) 0.58

   0.58372533 = sum of:
     0.58372533 = product of:
       0.7783004 = sum of:
         0.11359043 = weight(abstract_txt:online in 6452) [ClassicSimilarity], result of:
           0.11359043 = score(doc=6452,freq=1.0), product of:
             0.28340045 = queryWeight, product of:
               3.6645708 = idf(docFreq=3092, maxDocs=44421)
               0.07733524 = queryNorm
             0.40081245 = fieldWeight in 6452, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.6645708 = idf(docFreq=3092, maxDocs=44421)
               0.109375 = fieldNorm(doc=6452)
         0.20548223 = weight(abstract_txt:reference in 6452) [ClassicSimilarity], result of:
           0.20548223 = score(doc=6452,freq=1.0), product of:
             0.42074817 = queryWeight, product of:
               1.2184588 = boost
               4.4651284 = idf(docFreq=1388, maxDocs=44421)
               0.07733524 = queryNorm
             0.48837343 = fieldWeight in 6452, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               4.4651284 = idf(docFreq=1388, maxDocs=44421)
               0.109375 = fieldNorm(doc=6452)
         0.4592277 = weight(abstract_txt:evaluating in 6452) [ClassicSimilarity], result of:
           0.4592277 = score(doc=6452,freq=1.0), product of:
             0.71921396 = queryWeight, product of:
               1.5930477 = boost
               5.8378363 = idf(docFreq=351, maxDocs=44421)
               0.07733524 = queryNorm
             0.6385133 = fieldWeight in 6452, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.8378363 = idf(docFreq=351, maxDocs=44421)
               0.109375 = fieldNorm(doc=6452)
       0.75 = coord(3/4)