Document (#4011)

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) 5.14
    5.1366854 = sum of:
      5.1366854 = weight(author_txt:large in 4047) [ClassicSimilarity], result of:
        5.1366854 = fieldWeight in 4047, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.218697 = idf(docFreq=30, maxDocs=42306)
          0.625 = fieldNorm(doc=4047)
    
  2. Large, A.: Children, teenagers, and the Web (2004) 5.14
    5.1366854 = sum of:
      5.1366854 = weight(author_txt:large in 4154) [ClassicSimilarity], result of:
        5.1366854 = fieldWeight in 4154, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.218697 = idf(docFreq=30, maxDocs=42306)
          0.625 = fieldNorm(doc=4154)
    
  3. Large, A.: Multimedia and the acquisition of information (1992) 5.14
    5.1366854 = sum of:
      5.1366854 = weight(author_txt:large in 4638) [ClassicSimilarity], result of:
        5.1366854 = fieldWeight in 4638, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.218697 = idf(docFreq=30, maxDocs=42306)
          0.625 = fieldNorm(doc=4638)
    
  4. Large, J.A.: New Grolier electronic encyclopedia (1990) 5.14
    5.1366854 = sum of:
      5.1366854 = weight(author_txt:large in 982) [ClassicSimilarity], result of:
        5.1366854 = fieldWeight in 982, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.218697 = idf(docFreq=30, maxDocs=42306)
          0.625 = fieldNorm(doc=982)
    
  5. Large, J.A.: Evaluation of electronic media as reference sources (1991) 5.14
    5.1366854 = sum of:
      5.1366854 = weight(author_txt:large in 1362) [ClassicSimilarity], result of:
        5.1366854 = fieldWeight in 1362, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.218697 = idf(docFreq=30, maxDocs=42306)
          0.625 = fieldNorm(doc=1362)
    

Similar documents (content)

  1. Weathers, B.: Selection of electronic resources (1998) 0.78
    0.7822736 = sum of:
      0.7822736 = product of:
        1.0430315 = sum of:
          0.23073898 = weight(abstract_txt:reference in 4024) [ClassicSimilarity], result of:
            0.23073898 = score(doc=4024,freq=1.0), product of:
              0.4150869 = queryWeight, product of:
                1.2091577 = boost
                4.447049 = idf(docFreq=1346, maxDocs=42306)
                0.0771941 = queryNorm
              0.55588114 = fieldWeight in 4024, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.447049 = idf(docFreq=1346, maxDocs=42306)
                0.125 = fieldNorm(doc=4024)
          0.2844251 = weight(abstract_txt:sources in 4024) [ClassicSimilarity], result of:
            0.2844251 = score(doc=4024,freq=1.0), product of:
              0.47720355 = queryWeight, product of:
                1.2964784 = boost
                4.7681975 = idf(docFreq=976, maxDocs=42306)
                0.0771941 = queryNorm
              0.5960247 = fieldWeight in 4024, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.7681975 = idf(docFreq=976, maxDocs=42306)
                0.125 = fieldNorm(doc=4024)
          0.5278673 = weight(abstract_txt:evaluating in 4024) [ClassicSimilarity], result of:
            0.5278673 = score(doc=4024,freq=1.0), product of:
              0.7206785 = queryWeight, product of:
                1.5932511 = boost
                5.8596706 = idf(docFreq=327, maxDocs=42306)
                0.0771941 = queryNorm
              0.73245883 = fieldWeight in 4024, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.8596706 = idf(docFreq=327, maxDocs=42306)
                0.125 = fieldNorm(doc=4024)
        0.75 = coord(3/4)
    
  2. Tenopir, C.: Choices for electronic reference (1993) 0.77
    0.76710665 = sum of:
      0.76710665 = product of:
        1.0228089 = sum of:
          0.1305185 = weight(abstract_txt:online in 6569) [ClassicSimilarity], result of:
            0.1305185 = score(doc=6569,freq=1.0), product of:
              0.28390503 = queryWeight, product of:
                3.6778073 = idf(docFreq=2906, maxDocs=42306)
                0.0771941 = queryNorm
              0.45972592 = fieldWeight in 6569, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.6778073 = idf(docFreq=2906, maxDocs=42306)
                0.125 = fieldNorm(doc=6569)
          0.39965165 = weight(abstract_txt:reference in 6569) [ClassicSimilarity], result of:
            0.39965165 = score(doc=6569,freq=3.0), product of:
              0.4150869 = queryWeight, product of:
                1.2091577 = boost
                4.447049 = idf(docFreq=1346, maxDocs=42306)
                0.0771941 = queryNorm
              0.9628144 = fieldWeight in 6569, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                4.447049 = idf(docFreq=1346, maxDocs=42306)
                0.125 = fieldNorm(doc=6569)
          0.49263874 = weight(abstract_txt:sources in 6569) [ClassicSimilarity], result of:
            0.49263874 = score(doc=6569,freq=3.0), product of:
              0.47720355 = queryWeight, product of:
                1.2964784 = boost
                4.7681975 = idf(docFreq=976, maxDocs=42306)
                0.0771941 = queryNorm
              1.032345 = fieldWeight in 6569, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                4.7681975 = idf(docFreq=976, maxDocs=42306)
                0.125 = fieldNorm(doc=6569)
        0.75 = coord(3/4)
    
  3. Rice, R.E.; Tarin, P.: Staying informed : scientific communication and the use of information sources within disciplines (1993) 0.71
    0.70710814 = sum of:
      0.70710814 = product of:
        0.9428109 = sum of:
          0.1305185 = weight(abstract_txt:online in 7910) [ClassicSimilarity], result of:
            0.1305185 = score(doc=7910,freq=1.0), product of:
              0.28390503 = queryWeight, product of:
                3.6778073 = idf(docFreq=2906, maxDocs=42306)
                0.0771941 = queryNorm
              0.45972592 = fieldWeight in 7910, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.6778073 = idf(docFreq=2906, maxDocs=42306)
                0.125 = fieldNorm(doc=7910)
          0.2844251 = weight(abstract_txt:sources in 7910) [ClassicSimilarity], result of:
            0.2844251 = score(doc=7910,freq=1.0), product of:
              0.47720355 = queryWeight, product of:
                1.2964784 = boost
                4.7681975 = idf(docFreq=976, maxDocs=42306)
                0.0771941 = queryNorm
              0.5960247 = fieldWeight in 7910, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.7681975 = idf(docFreq=976, maxDocs=42306)
                0.125 = fieldNorm(doc=7910)
          0.5278673 = weight(abstract_txt:evaluating in 7910) [ClassicSimilarity], result of:
            0.5278673 = score(doc=7910,freq=1.0), product of:
              0.7206785 = queryWeight, product of:
                1.5932511 = boost
                5.8596706 = idf(docFreq=327, maxDocs=42306)
                0.0771941 = queryNorm
              0.73245883 = fieldWeight in 7910, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.8596706 = idf(docFreq=327, maxDocs=42306)
                0.125 = fieldNorm(doc=7910)
        0.75 = coord(3/4)
    
  4. Chen, H.: Explaining and alleviating information management indeterminism : a knowledge-based framework (1994) 0.62
    0.6187197 = sum of:
      0.6187197 = product of:
        0.8249596 = sum of:
          0.11420369 = weight(abstract_txt:online in 221) [ClassicSimilarity], result of:
            0.11420369 = score(doc=221,freq=1.0), product of:
              0.28390503 = queryWeight, product of:
                3.6778073 = idf(docFreq=2906, maxDocs=42306)
                0.0771941 = queryNorm
              0.40226018 = fieldWeight in 221, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.6778073 = idf(docFreq=2906, maxDocs=42306)
                0.109375 = fieldNorm(doc=221)
          0.24887197 = weight(abstract_txt:sources in 221) [ClassicSimilarity], result of:
            0.24887197 = score(doc=221,freq=1.0), product of:
              0.47720355 = queryWeight, product of:
                1.2964784 = boost
                4.7681975 = idf(docFreq=976, maxDocs=42306)
                0.0771941 = queryNorm
              0.5215216 = fieldWeight in 221, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.7681975 = idf(docFreq=976, maxDocs=42306)
                0.109375 = fieldNorm(doc=221)
          0.4618839 = weight(abstract_txt:evaluating in 221) [ClassicSimilarity], result of:
            0.4618839 = score(doc=221,freq=1.0), product of:
              0.7206785 = queryWeight, product of:
                1.5932511 = boost
                5.8596706 = idf(docFreq=327, maxDocs=42306)
                0.0771941 = queryNorm
              0.64090145 = fieldWeight in 221, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.8596706 = idf(docFreq=327, maxDocs=42306)
                0.109375 = fieldNorm(doc=221)
        0.75 = coord(3/4)
    
  5. Lapp, E.: Information services and user training in the electronic library (1996) 0.58
    0.58348817 = sum of:
      0.58348817 = product of:
        0.7779842 = sum of:
          0.11420369 = weight(abstract_txt:online in 6453) [ClassicSimilarity], result of:
            0.11420369 = score(doc=6453,freq=1.0), product of:
              0.28390503 = queryWeight, product of:
                3.6778073 = idf(docFreq=2906, maxDocs=42306)
                0.0771941 = queryNorm
              0.40226018 = fieldWeight in 6453, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.6778073 = idf(docFreq=2906, maxDocs=42306)
                0.109375 = fieldNorm(doc=6453)
          0.20189661 = weight(abstract_txt:reference in 6453) [ClassicSimilarity], result of:
            0.20189661 = score(doc=6453,freq=1.0), product of:
              0.4150869 = queryWeight, product of:
                1.2091577 = boost
                4.447049 = idf(docFreq=1346, maxDocs=42306)
                0.0771941 = queryNorm
              0.486396 = fieldWeight in 6453, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.447049 = idf(docFreq=1346, maxDocs=42306)
                0.109375 = fieldNorm(doc=6453)
          0.4618839 = weight(abstract_txt:evaluating in 6453) [ClassicSimilarity], result of:
            0.4618839 = score(doc=6453,freq=1.0), product of:
              0.7206785 = queryWeight, product of:
                1.5932511 = boost
                5.8596706 = idf(docFreq=327, maxDocs=42306)
                0.0771941 = queryNorm
              0.64090145 = fieldWeight in 6453, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.8596706 = idf(docFreq=327, maxDocs=42306)
                0.109375 = fieldNorm(doc=6453)
        0.75 = coord(3/4)