Document (#5029)

Author
Kumar, S.
Title
From reference service to information retrieval
Source
Library science with a slant to documentation. 29(1992) no.4, S.165-168
Year
1992
Abstract
Discusses and compares the relative merits of manual searching and computerized information retrieval (online and CD-ROM) for answering reference questions
Theme
Informationsdienstleistungen

Similar documents (author)

  1. Kumar, P.S.G.: Hidden roots of Colon Classification (1986) 5.23
    5.2294087 = sum of:
      5.2294087 = weight(author_txt:kumar in 327) [ClassicSimilarity], result of:
        5.2294087 = fieldWeight in 327, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.367054 = idf(docFreq=26, maxDocs=42740)
          0.625 = fieldNorm(doc=327)
    
  2. Kumar, K.: Distinctive contribution of Ranganathan to library classification (1992) 5.23
    5.2294087 = sum of:
      5.2294087 = weight(author_txt:kumar in 6991) [ClassicSimilarity], result of:
        5.2294087 = fieldWeight in 6991, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.367054 = idf(docFreq=26, maxDocs=42740)
          0.625 = fieldNorm(doc=6991)
    
  3. Kumar, G.: S.R. Ranganathan : an intellectual biography (1992) 5.23
    5.2294087 = sum of:
      5.2294087 = weight(author_txt:kumar in 816) [ClassicSimilarity], result of:
        5.2294087 = fieldWeight in 816, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.367054 = idf(docFreq=26, maxDocs=42740)
          0.625 = fieldNorm(doc=816)
    
  4. Kumar, K.: Theory of classification (1989) 5.23
    5.2294087 = sum of:
      5.2294087 = weight(author_txt:kumar in 6843) [ClassicSimilarity], result of:
        5.2294087 = fieldWeight in 6843, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.367054 = idf(docFreq=26, maxDocs=42740)
          0.625 = fieldNorm(doc=6843)
    
  5. Kumar, K.: Theoretical bases for universal classification systems (1982) 5.23
    5.2294087 = sum of:
      5.2294087 = weight(author_txt:kumar in 35) [ClassicSimilarity], result of:
        5.2294087 = fieldWeight in 35, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.367054 = idf(docFreq=26, maxDocs=42740)
          0.625 = fieldNorm(doc=35)
    

Similar documents (content)

  1. Feldman, S.: Web search services in 1998 : trends and challenges (1998) 0.31
    0.3112194 = sum of:
      0.3112194 = product of:
        0.66689867 = sum of:
          0.045956913 = weight(abstract_txt:discusses in 131) [ClassicSimilarity], result of:
            0.045956913 = score(doc=131,freq=1.0), product of:
              0.12456488 = queryWeight, product of:
                1.4111679 = boost
                3.9353554 = idf(docFreq=2269, maxDocs=42740)
                0.02243019 = queryNorm
              0.36893958 = fieldWeight in 131, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.9353554 = idf(docFreq=2269, maxDocs=42740)
                0.09375 = fieldNorm(doc=131)
          0.058614623 = weight(abstract_txt:searching in 131) [ClassicSimilarity], result of:
            0.058614623 = score(doc=131,freq=1.0), product of:
              0.14649822 = queryWeight, product of:
                1.5303721 = boost
                4.267783 = idf(docFreq=1627, maxDocs=42740)
                0.02243019 = queryNorm
              0.40010467 = fieldWeight in 131, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.267783 = idf(docFreq=1627, maxDocs=42740)
                0.09375 = fieldNorm(doc=131)
          0.07174948 = weight(abstract_txt:service in 131) [ClassicSimilarity], result of:
            0.07174948 = score(doc=131,freq=1.0), product of:
              0.16763867 = queryWeight, product of:
                1.6370727 = boost
                4.5653415 = idf(docFreq=1208, maxDocs=42740)
                0.02243019 = queryNorm
              0.42800075 = fieldWeight in 131, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.5653415 = idf(docFreq=1208, maxDocs=42740)
                0.09375 = fieldNorm(doc=131)
          0.021642307 = weight(abstract_txt:information in 131) [ClassicSimilarity], result of:
            0.021642307 = score(doc=131,freq=1.0), product of:
              0.09499646 = queryWeight, product of:
                1.7428081 = boost
                2.430104 = idf(docFreq=10226, maxDocs=42740)
                0.02243019 = queryNorm
              0.22782224 = fieldWeight in 131, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                2.430104 = idf(docFreq=10226, maxDocs=42740)
                0.09375 = fieldNorm(doc=131)
          0.08980426 = weight(abstract_txt:questions in 131) [ClassicSimilarity], result of:
            0.08980426 = score(doc=131,freq=1.0), product of:
              0.19469719 = queryWeight, product of:
                1.7642523 = boost
                4.92001 = idf(docFreq=847, maxDocs=42740)
                0.02243019 = queryNorm
              0.46125096 = fieldWeight in 131, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.92001 = idf(docFreq=847, maxDocs=42740)
                0.09375 = fieldNorm(doc=131)
          0.15017681 = weight(abstract_txt:compares in 131) [ClassicSimilarity], result of:
            0.15017681 = score(doc=131,freq=1.0), product of:
              0.2743028 = queryWeight, product of:
                2.094093 = boost
                5.8398447 = idf(docFreq=337, maxDocs=42740)
                0.02243019 = queryNorm
              0.5474855 = fieldWeight in 131, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.8398447 = idf(docFreq=337, maxDocs=42740)
                0.09375 = fieldNorm(doc=131)
          0.22895427 = weight(abstract_txt:answering in 131) [ClassicSimilarity], result of:
            0.22895427 = score(doc=131,freq=1.0), product of:
              0.363352 = queryWeight, product of:
                2.4101532 = boost
                6.721248 = idf(docFreq=139, maxDocs=42740)
                0.02243019 = queryNorm
              0.630117 = fieldWeight in 131, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.721248 = idf(docFreq=139, maxDocs=42740)
                0.09375 = fieldNorm(doc=131)
        0.46666667 = coord(7/15)
    
  2. Stratton, B.: ¬The transiency of CD-ROM? : A reappraisal for the 1990s (1994) 0.31
    0.31027588 = sum of:
      0.31027588 = product of:
        0.58176726 = sum of:
          0.04368858 = weight(abstract_txt:online in 580) [ClassicSimilarity], result of:
            0.04368858 = score(doc=580,freq=4.0), product of:
              0.10866986 = queryWeight, product of:
                1.3180608 = boost
                3.6757057 = idf(docFreq=2942, maxDocs=42740)
                0.02243019 = queryNorm
              0.40203032 = fieldWeight in 580, product of:
                2.0 = tf(freq=4.0), with freq of:
                  4.0 = termFreq=4.0
                3.6757057 = idf(docFreq=2942, maxDocs=42740)
                0.0546875 = fieldNorm(doc=580)
          0.026808199 = weight(abstract_txt:discusses in 580) [ClassicSimilarity], result of:
            0.026808199 = score(doc=580,freq=1.0), product of:
              0.12456488 = queryWeight, product of:
                1.4111679 = boost
                3.9353554 = idf(docFreq=2269, maxDocs=42740)
                0.02243019 = queryNorm
              0.21521474 = fieldWeight in 580, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.9353554 = idf(docFreq=2269, maxDocs=42740)
                0.0546875 = fieldNorm(doc=580)
          0.041853864 = weight(abstract_txt:service in 580) [ClassicSimilarity], result of:
            0.041853864 = score(doc=580,freq=1.0), product of:
              0.16763867 = queryWeight, product of:
                1.6370727 = boost
                4.5653415 = idf(docFreq=1208, maxDocs=42740)
                0.02243019 = queryNorm
              0.24966711 = fieldWeight in 580, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.5653415 = idf(docFreq=1208, maxDocs=42740)
                0.0546875 = fieldNorm(doc=580)
          0.017853992 = weight(abstract_txt:information in 580) [ClassicSimilarity], result of:
            0.017853992 = score(doc=580,freq=2.0), product of:
              0.09499646 = queryWeight, product of:
                1.7428081 = boost
                2.430104 = idf(docFreq=10226, maxDocs=42740)
                0.02243019 = queryNorm
              0.18794377 = fieldWeight in 580, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                2.430104 = idf(docFreq=10226, maxDocs=42740)
                0.0546875 = fieldNorm(doc=580)
          0.08760313 = weight(abstract_txt:compares in 580) [ClassicSimilarity], result of:
            0.08760313 = score(doc=580,freq=1.0), product of:
              0.2743028 = queryWeight, product of:
                2.094093 = boost
                5.8398447 = idf(docFreq=337, maxDocs=42740)
                0.02243019 = queryNorm
              0.3193665 = fieldWeight in 580, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.8398447 = idf(docFreq=337, maxDocs=42740)
                0.0546875 = fieldNorm(doc=580)
          0.10071242 = weight(abstract_txt:relative in 580) [ClassicSimilarity], result of:
            0.10071242 = score(doc=580,freq=1.0), product of:
              0.3010273 = queryWeight, product of:
                2.1937332 = boost
                6.117713 = idf(docFreq=255, maxDocs=42740)
                0.02243019 = queryNorm
              0.33456242 = fieldWeight in 580, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.117713 = idf(docFreq=255, maxDocs=42740)
                0.0546875 = fieldNorm(doc=580)
          0.05174826 = weight(abstract_txt:retrieval in 580) [ClassicSimilarity], result of:
            0.05174826 = score(doc=580,freq=2.0), product of:
              0.19311427 = queryWeight, product of:
                2.4848664 = boost
                3.4648013 = idf(docFreq=3633, maxDocs=42740)
                0.02243019 = queryNorm
              0.26796705 = fieldWeight in 580, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.4648013 = idf(docFreq=3633, maxDocs=42740)
                0.0546875 = fieldNorm(doc=580)
          0.21149878 = weight(abstract_txt:merits in 580) [ClassicSimilarity], result of:
            0.21149878 = score(doc=580,freq=1.0), product of:
              0.4936537 = queryWeight, product of:
                2.8092608 = boost
                7.834249 = idf(docFreq=45, maxDocs=42740)
                0.02243019 = queryNorm
              0.4284355 = fieldWeight in 580, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.834249 = idf(docFreq=45, maxDocs=42740)
                0.0546875 = fieldNorm(doc=580)
        0.53333336 = coord(8/15)
    
  3. Bishop, B.W.: Location-based questions and local knowledge (2011) 0.28
    0.27850014 = sum of:
      0.27850014 = product of:
        0.6962503 = sum of:
          0.010902437 = weight(abstract_txt:from in 1634) [ClassicSimilarity], result of:
            0.010902437 = score(doc=1634,freq=1.0), product of:
              0.06255158 = queryWeight, product of:
                2.7887225 = idf(docFreq=7144, maxDocs=42740)
                0.02243019 = queryNorm
              0.17429516 = fieldWeight in 1634, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                2.7887225 = idf(docFreq=7144, maxDocs=42740)
                0.0625 = fieldNorm(doc=1634)
          0.06764606 = weight(abstract_txt:service in 1634) [ClassicSimilarity], result of:
            0.06764606 = score(doc=1634,freq=2.0), product of:
              0.16763867 = queryWeight, product of:
                1.6370727 = boost
                4.5653415 = idf(docFreq=1208, maxDocs=42740)
                0.02243019 = queryNorm
              0.40352297 = fieldWeight in 1634, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                4.5653415 = idf(docFreq=1208, maxDocs=42740)
                0.0625 = fieldNorm(doc=1634)
          0.014428205 = weight(abstract_txt:information in 1634) [ClassicSimilarity], result of:
            0.014428205 = score(doc=1634,freq=1.0), product of:
              0.09499646 = queryWeight, product of:
                1.7428081 = boost
                2.430104 = idf(docFreq=10226, maxDocs=42740)
                0.02243019 = queryNorm
              0.1518815 = fieldWeight in 1634, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                2.430104 = idf(docFreq=10226, maxDocs=42740)
                0.0625 = fieldNorm(doc=1634)
          0.189324 = weight(abstract_txt:questions in 1634) [ClassicSimilarity], result of:
            0.189324 = score(doc=1634,freq=10.0), product of:
              0.19469719 = queryWeight, product of:
                1.7642523 = boost
                4.92001 = idf(docFreq=847, maxDocs=42740)
                0.02243019 = queryNorm
              0.9724024 = fieldWeight in 1634, product of:
                3.1622777 = tf(freq=10.0), with freq of:
                  10.0 = termFreq=10.0
                4.92001 = idf(docFreq=847, maxDocs=42740)
                0.0625 = fieldNorm(doc=1634)
          0.21586017 = weight(abstract_txt:answering in 1634) [ClassicSimilarity], result of:
            0.21586017 = score(doc=1634,freq=2.0), product of:
              0.363352 = queryWeight, product of:
                2.4101532 = boost
                6.721248 = idf(docFreq=139, maxDocs=42740)
                0.02243019 = queryNorm
              0.59408003 = fieldWeight in 1634, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                6.721248 = idf(docFreq=139, maxDocs=42740)
                0.0625 = fieldNorm(doc=1634)
          0.19808945 = weight(abstract_txt:reference in 1634) [ClassicSimilarity], result of:
            0.19808945 = score(doc=1634,freq=5.0), product of:
              0.3185298 = queryWeight, product of:
                3.191324 = boost
                4.4498587 = idf(docFreq=1356, maxDocs=42740)
                0.02243019 = queryNorm
              0.6218867 = fieldWeight in 1634, product of:
                2.236068 = tf(freq=5.0), with freq of:
                  5.0 = termFreq=5.0
                4.4498587 = idf(docFreq=1356, maxDocs=42740)
                0.0625 = fieldNorm(doc=1634)
        0.4 = coord(6/15)
    
  4. Siddiqui, M.A.; Mirza, M.I.: Impact of CD-ROM searching on reference and information services in a university library (1994) 0.25
    0.2490582 = sum of:
      0.2490582 = product of:
        0.6226455 = sum of:
          0.04368858 = weight(abstract_txt:online in 4016) [ClassicSimilarity], result of:
            0.04368858 = score(doc=4016,freq=1.0), product of:
              0.10866986 = queryWeight, product of:
                1.3180608 = boost
                3.6757057 = idf(docFreq=2942, maxDocs=42740)
                0.02243019 = queryNorm
              0.40203032 = fieldWeight in 4016, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.6757057 = idf(docFreq=2942, maxDocs=42740)
                0.109375 = fieldNorm(doc=4016)
          0.09670919 = weight(abstract_txt:searching in 4016) [ClassicSimilarity], result of:
            0.09670919 = score(doc=4016,freq=2.0), product of:
              0.14649822 = queryWeight, product of:
                1.5303721 = boost
                4.267783 = idf(docFreq=1627, maxDocs=42740)
                0.02243019 = queryNorm
              0.660139 = fieldWeight in 4016, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                4.267783 = idf(docFreq=1627, maxDocs=42740)
                0.109375 = fieldNorm(doc=4016)
          0.08370773 = weight(abstract_txt:service in 4016) [ClassicSimilarity], result of:
            0.08370773 = score(doc=4016,freq=1.0), product of:
              0.16763867 = queryWeight, product of:
                1.6370727 = boost
                4.5653415 = idf(docFreq=1208, maxDocs=42740)
                0.02243019 = queryNorm
              0.49933422 = fieldWeight in 4016, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.5653415 = idf(docFreq=1208, maxDocs=42740)
                0.109375 = fieldNorm(doc=4016)
          0.02524936 = weight(abstract_txt:information in 4016) [ClassicSimilarity], result of:
            0.02524936 = score(doc=4016,freq=1.0), product of:
              0.09499646 = queryWeight, product of:
                1.7428081 = boost
                2.430104 = idf(docFreq=10226, maxDocs=42740)
                0.02243019 = queryNorm
              0.26579264 = fieldWeight in 4016, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                2.430104 = idf(docFreq=10226, maxDocs=42740)
                0.109375 = fieldNorm(doc=4016)
          0.10477164 = weight(abstract_txt:questions in 4016) [ClassicSimilarity], result of:
            0.10477164 = score(doc=4016,freq=1.0), product of:
              0.19469719 = queryWeight, product of:
                1.7642523 = boost
                4.92001 = idf(docFreq=847, maxDocs=42740)
                0.02243019 = queryNorm
              0.5381261 = fieldWeight in 4016, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.92001 = idf(docFreq=847, maxDocs=42740)
                0.109375 = fieldNorm(doc=4016)
          0.26851898 = weight(abstract_txt:reference in 4016) [ClassicSimilarity], result of:
            0.26851898 = score(doc=4016,freq=3.0), product of:
              0.3185298 = queryWeight, product of:
                3.191324 = boost
                4.4498587 = idf(docFreq=1356, maxDocs=42740)
                0.02243019 = queryNorm
              0.8429948 = fieldWeight in 4016, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                4.4498587 = idf(docFreq=1356, maxDocs=42740)
                0.109375 = fieldNorm(doc=4016)
        0.4 = coord(6/15)
    
  5. Byrne, J.R.: Relative effectiveness of titles, abstracts, and subject headings for machine retrieval from the COMPENDEX services (1975) 0.25
    0.24770507 = sum of:
      0.24770507 = product of:
        0.7431152 = sum of:
          0.016353656 = weight(abstract_txt:from in 1604) [ClassicSimilarity], result of:
            0.016353656 = score(doc=1604,freq=1.0), product of:
              0.06255158 = queryWeight, product of:
                2.7887225 = idf(docFreq=7144, maxDocs=42740)
                0.02243019 = queryNorm
              0.26144272 = fieldWeight in 1604, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                2.7887225 = idf(docFreq=7144, maxDocs=42740)
                0.09375 = fieldNorm(doc=1604)
          0.082893595 = weight(abstract_txt:searching in 1604) [ClassicSimilarity], result of:
            0.082893595 = score(doc=1604,freq=2.0), product of:
              0.14649822 = queryWeight, product of:
                1.5303721 = boost
                4.267783 = idf(docFreq=1627, maxDocs=42740)
                0.02243019 = queryNorm
              0.56583345 = fieldWeight in 1604, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                4.267783 = idf(docFreq=1627, maxDocs=42740)
                0.09375 = fieldNorm(doc=1604)
          0.17264986 = weight(abstract_txt:relative in 1604) [ClassicSimilarity], result of:
            0.17264986 = score(doc=1604,freq=1.0), product of:
              0.3010273 = queryWeight, product of:
                2.1937332 = boost
                6.117713 = idf(docFreq=255, maxDocs=42740)
                0.02243019 = queryNorm
              0.57353556 = fieldWeight in 1604, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.117713 = idf(docFreq=255, maxDocs=42740)
                0.09375 = fieldNorm(doc=1604)
          0.10864871 = weight(abstract_txt:retrieval in 1604) [ClassicSimilarity], result of:
            0.10864871 = score(doc=1604,freq=3.0), product of:
              0.19311427 = queryWeight, product of:
                2.4848664 = boost
                3.4648013 = idf(docFreq=3633, maxDocs=42740)
                0.02243019 = queryNorm
              0.5626136 = fieldWeight in 1604, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                3.4648013 = idf(docFreq=3633, maxDocs=42740)
                0.09375 = fieldNorm(doc=1604)
          0.36256933 = weight(abstract_txt:merits in 1604) [ClassicSimilarity], result of:
            0.36256933 = score(doc=1604,freq=1.0), product of:
              0.4936537 = queryWeight, product of:
                2.8092608 = boost
                7.834249 = idf(docFreq=45, maxDocs=42740)
                0.02243019 = queryNorm
              0.73446083 = fieldWeight in 1604, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.834249 = idf(docFreq=45, maxDocs=42740)
                0.09375 = fieldNorm(doc=1604)
        0.33333334 = coord(5/15)