Document (#19649)

Author
Gokhale, P.A.
Title
Dewey Decimal Classification : Edition 21
Source
Annals of library science and documentation. 44(1997) no.2, S.65-72
Year
1997
Abstract
Highlights some of the noteworthy new features in the 21st edition of the DDC. Concludes that, with the increased use of facet analysis, this edition could be a useful tool for the kind and from of literature which is likely to be produced in the future. New feature of this edition include: the simultaneous publication in printed and Windows CD-ROM database version and availability on the Internet
Object
DDC-21

Similar documents (content)

  1. Dewey, M.: Decimal classification and relativ index : introduction (1985) 0.22
    0.21980086 = sum of:
      0.21980086 = product of:
        0.6105579 = sum of:
          0.026797952 = weight(abstract_txt:features in 4629) [ClassicSimilarity], result of:
            0.026797952 = score(doc=4629,freq=2.0), product of:
              0.088610746 = queryWeight, product of:
                4.5620384 = idf(docFreq=1212, maxDocs=42740)
                0.019423498 = queryNorm
              0.30242327 = fieldWeight in 4629, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                4.5620384 = idf(docFreq=1212, maxDocs=42740)
                0.046875 = fieldNorm(doc=4629)
          0.022591963 = weight(abstract_txt:useful in 4629) [ClassicSimilarity], result of:
            0.022591963 = score(doc=4629,freq=1.0), product of:
              0.0996318 = queryWeight, product of:
                1.060366 = boost
                4.8374305 = idf(docFreq=920, maxDocs=42740)
                0.019423498 = queryNorm
              0.22675455 = fieldWeight in 4629, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.8374305 = idf(docFreq=920, maxDocs=42740)
                0.046875 = fieldNorm(doc=4629)
          0.0058198 = weight(abstract_txt:this in 4629) [ClassicSimilarity], result of:
            0.0058198 = score(doc=4629,freq=1.0), product of:
              0.050821096 = queryWeight, product of:
                1.0710107 = boost
                2.442996 = idf(docFreq=10095, maxDocs=42740)
                0.019423498 = queryNorm
              0.11451544 = fieldWeight in 4629, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                2.442996 = idf(docFreq=10095, maxDocs=42740)
                0.046875 = fieldNorm(doc=4629)
          0.02456787 = weight(abstract_txt:tool in 4629) [ClassicSimilarity], result of:
            0.02456787 = score(doc=4629,freq=1.0), product of:
              0.10535949 = queryWeight, product of:
                1.0904195 = boost
                4.974536 = idf(docFreq=802, maxDocs=42740)
                0.019423498 = queryNorm
              0.23318137 = fieldWeight in 4629, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.974536 = idf(docFreq=802, maxDocs=42740)
                0.046875 = fieldNorm(doc=4629)
          0.11997429 = weight(abstract_txt:dewey in 4629) [ClassicSimilarity], result of:
            0.11997429 = score(doc=4629,freq=9.0), product of:
              0.1457941 = queryWeight, product of:
                1.282705 = boost
                5.8517494 = idf(docFreq=333, maxDocs=42740)
                0.019423498 = queryNorm
              0.82290226 = fieldWeight in 4629, product of:
                3.0 = tf(freq=9.0), with freq of:
                  9.0 = termFreq=9.0
                5.8517494 = idf(docFreq=333, maxDocs=42740)
                0.046875 = fieldNorm(doc=4629)
          0.05932933 = weight(abstract_txt:feature in 4629) [ClassicSimilarity], result of:
            0.05932933 = score(doc=4629,freq=2.0), product of:
              0.15052141 = queryWeight, product of:
                1.3033347 = boost
                5.945863 = idf(docFreq=303, maxDocs=42740)
                0.019423498 = queryNorm
              0.39415875 = fieldWeight in 4629, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                5.945863 = idf(docFreq=303, maxDocs=42740)
                0.046875 = fieldNorm(doc=4629)
          0.12613335 = weight(abstract_txt:decimal in 4629) [ClassicSimilarity], result of:
            0.12613335 = score(doc=4629,freq=8.0), product of:
              0.15677805 = queryWeight, product of:
                1.3301464 = boost
                6.068179 = idf(docFreq=268, maxDocs=42740)
                0.019423498 = queryNorm
              0.8045345 = fieldWeight in 4629, product of:
                2.828427 = tf(freq=8.0), with freq of:
                  8.0 = termFreq=8.0
                6.068179 = idf(docFreq=268, maxDocs=42740)
                0.046875 = fieldNorm(doc=4629)
          0.051093567 = weight(abstract_txt:facet in 4629) [ClassicSimilarity], result of:
            0.051093567 = score(doc=4629,freq=1.0), product of:
              0.17166147 = queryWeight, product of:
                1.3918525 = boost
                6.3496847 = idf(docFreq=202, maxDocs=42740)
                0.019423498 = queryNorm
              0.29764146 = fieldWeight in 4629, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.3496847 = idf(docFreq=202, maxDocs=42740)
                0.046875 = fieldNorm(doc=4629)
          0.17424974 = weight(abstract_txt:edition in 4629) [ClassicSimilarity], result of:
            0.17424974 = score(doc=4629,freq=1.0), product of:
              0.61739546 = queryWeight, product of:
                5.279205 = boost
                6.0209837 = idf(docFreq=281, maxDocs=42740)
                0.019423498 = queryNorm
              0.2822336 = fieldWeight in 4629, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.0209837 = idf(docFreq=281, maxDocs=42740)
                0.046875 = fieldNorm(doc=4629)
        0.36 = coord(9/25)
    
  2. Mitchell, J.S.: DDC 21 : an introduction (1997) 0.22
    0.21869479 = sum of:
      0.21869479 = product of:
        1.0934739 = sum of:
          0.037898026 = weight(abstract_txt:features in 1027) [ClassicSimilarity], result of:
            0.037898026 = score(doc=1027,freq=1.0), product of:
              0.088610746 = queryWeight, product of:
                4.5620384 = idf(docFreq=1212, maxDocs=42740)
                0.019423498 = queryNorm
              0.4276911 = fieldWeight in 1027, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.5620384 = idf(docFreq=1212, maxDocs=42740)
                0.09375 = fieldNorm(doc=1027)
          0.0116396 = weight(abstract_txt:this in 1027) [ClassicSimilarity], result of:
            0.0116396 = score(doc=1027,freq=1.0), product of:
              0.050821096 = queryWeight, product of:
                1.0710107 = boost
                2.442996 = idf(docFreq=10095, maxDocs=42740)
                0.019423498 = queryNorm
              0.22903088 = fieldWeight in 1027, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                2.442996 = idf(docFreq=10095, maxDocs=42740)
                0.09375 = fieldNorm(doc=1027)
          0.13853437 = weight(abstract_txt:dewey in 1027) [ClassicSimilarity], result of:
            0.13853437 = score(doc=1027,freq=3.0), product of:
              0.1457941 = queryWeight, product of:
                1.282705 = boost
                5.8517494 = idf(docFreq=333, maxDocs=42740)
                0.019423498 = queryNorm
              0.9502056 = fieldWeight in 1027, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                5.8517494 = idf(docFreq=333, maxDocs=42740)
                0.09375 = fieldNorm(doc=1027)
          0.12613335 = weight(abstract_txt:decimal in 1027) [ClassicSimilarity], result of:
            0.12613335 = score(doc=1027,freq=2.0), product of:
              0.15677805 = queryWeight, product of:
                1.3301464 = boost
                6.068179 = idf(docFreq=268, maxDocs=42740)
                0.019423498 = queryNorm
              0.8045345 = fieldWeight in 1027, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                6.068179 = idf(docFreq=268, maxDocs=42740)
                0.09375 = fieldNorm(doc=1027)
          0.7792686 = weight(abstract_txt:edition in 1027) [ClassicSimilarity], result of:
            0.7792686 = score(doc=1027,freq=5.0), product of:
              0.61739546 = queryWeight, product of:
                5.279205 = boost
                6.0209837 = idf(docFreq=281, maxDocs=42740)
                0.019423498 = queryNorm
              1.2621871 = fieldWeight in 1027, product of:
                2.236068 = tf(freq=5.0), with freq of:
                  5.0 = termFreq=5.0
                6.0209837 = idf(docFreq=281, maxDocs=42740)
                0.09375 = fieldNorm(doc=1027)
        0.2 = coord(5/25)
    
  3. Mitchell, J.S.: Dewey Decimal Classification : knowledge organization tool for the 21st century (1996) 0.21
    0.21229886 = sum of:
      0.21229886 = product of:
        0.7582102 = sum of:
          0.04094645 = weight(abstract_txt:tool in 6813) [ClassicSimilarity], result of:
            0.04094645 = score(doc=6813,freq=1.0), product of:
              0.10535949 = queryWeight, product of:
                1.0904195 = boost
                4.974536 = idf(docFreq=802, maxDocs=42740)
                0.019423498 = queryNorm
              0.38863564 = fieldWeight in 6813, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.974536 = idf(docFreq=802, maxDocs=42740)
                0.078125 = fieldNorm(doc=6813)
          0.049324386 = weight(abstract_txt:version in 6813) [ClassicSimilarity], result of:
            0.049324386 = score(doc=6813,freq=1.0), product of:
              0.119280815 = queryWeight, product of:
                1.1602247 = boost
                5.2929897 = idf(docFreq=583, maxDocs=42740)
                0.019423498 = queryNorm
              0.41351482 = fieldWeight in 6813, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.2929897 = idf(docFreq=583, maxDocs=42740)
                0.078125 = fieldNorm(doc=6813)
          0.06665238 = weight(abstract_txt:dewey in 6813) [ClassicSimilarity], result of:
            0.06665238 = score(doc=6813,freq=1.0), product of:
              0.1457941 = queryWeight, product of:
                1.282705 = boost
                5.8517494 = idf(docFreq=333, maxDocs=42740)
                0.019423498 = queryNorm
              0.45716792 = fieldWeight in 6813, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.8517494 = idf(docFreq=333, maxDocs=42740)
                0.078125 = fieldNorm(doc=6813)
          0.08342253 = weight(abstract_txt:windows in 6813) [ClassicSimilarity], result of:
            0.08342253 = score(doc=6813,freq=1.0), product of:
              0.16932394 = queryWeight, product of:
                1.3823435 = boost
                6.3063045 = idf(docFreq=211, maxDocs=42740)
                0.019423498 = queryNorm
              0.49268004 = fieldWeight in 6813, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.3063045 = idf(docFreq=211, maxDocs=42740)
                0.078125 = fieldNorm(doc=6813)
          0.08418074 = weight(abstract_txt:highlights in 6813) [ClassicSimilarity], result of:
            0.08418074 = score(doc=6813,freq=1.0), product of:
              0.17034838 = queryWeight, product of:
                1.386519 = boost
                6.3253527 = idf(docFreq=207, maxDocs=42740)
                0.019423498 = queryNorm
              0.49416816 = fieldWeight in 6813, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.3253527 = idf(docFreq=207, maxDocs=42740)
                0.078125 = fieldNorm(doc=6813)
          0.1432674 = weight(abstract_txt:21st in 6813) [ClassicSimilarity], result of:
            0.1432674 = score(doc=6813,freq=1.0), product of:
              0.24282555 = queryWeight, product of:
                1.655404 = boost
                7.5520167 = idf(docFreq=60, maxDocs=42740)
                0.019423498 = queryNorm
              0.5900013 = fieldWeight in 6813, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.5520167 = idf(docFreq=60, maxDocs=42740)
                0.078125 = fieldNorm(doc=6813)
          0.29041627 = weight(abstract_txt:edition in 6813) [ClassicSimilarity], result of:
            0.29041627 = score(doc=6813,freq=1.0), product of:
              0.61739546 = queryWeight, product of:
                5.279205 = boost
                6.0209837 = idf(docFreq=281, maxDocs=42740)
                0.019423498 = queryNorm
              0.47038937 = fieldWeight in 6813, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.0209837 = idf(docFreq=281, maxDocs=42740)
                0.078125 = fieldNorm(doc=6813)
        0.28 = coord(7/25)
    
  4. Berman, S.: DDC 20 : the scam continues (1989) 0.21
    0.20706885 = sum of:
      0.20706885 = product of:
        1.7255738 = sum of:
          0.26660952 = weight(abstract_txt:dewey in 2593) [ClassicSimilarity], result of:
            0.26660952 = score(doc=2593,freq=1.0), product of:
              0.1457941 = queryWeight, product of:
                1.282705 = boost
                5.8517494 = idf(docFreq=333, maxDocs=42740)
                0.019423498 = queryNorm
              1.8286717 = fieldWeight in 2593, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.8517494 = idf(docFreq=333, maxDocs=42740)
                0.3125 = fieldNorm(doc=2593)
          0.29729918 = weight(abstract_txt:decimal in 2593) [ClassicSimilarity], result of:
            0.29729918 = score(doc=2593,freq=1.0), product of:
              0.15677805 = queryWeight, product of:
                1.3301464 = boost
                6.068179 = idf(docFreq=268, maxDocs=42740)
                0.019423498 = queryNorm
              1.896306 = fieldWeight in 2593, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.068179 = idf(docFreq=268, maxDocs=42740)
                0.3125 = fieldNorm(doc=2593)
          1.1616651 = weight(abstract_txt:edition in 2593) [ClassicSimilarity], result of:
            1.1616651 = score(doc=2593,freq=1.0), product of:
              0.61739546 = queryWeight, product of:
                5.279205 = boost
                6.0209837 = idf(docFreq=281, maxDocs=42740)
                0.019423498 = queryNorm
              1.8815575 = fieldWeight in 2593, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.0209837 = idf(docFreq=281, maxDocs=42740)
                0.3125 = fieldNorm(doc=2593)
        0.12 = coord(3/25)
    
  5. Dhyani, P.: Classifying with Dewey Decimal Classification (Ed. 19th and 20th) (2002) 0.19
    0.19137806 = sum of:
      0.19137806 = product of:
        0.7974086 = sum of:
          0.03158169 = weight(abstract_txt:features in 3474) [ClassicSimilarity], result of:
            0.03158169 = score(doc=3474,freq=1.0), product of:
              0.088610746 = queryWeight, product of:
                4.5620384 = idf(docFreq=1212, maxDocs=42740)
                0.019423498 = queryNorm
              0.35640925 = fieldWeight in 3474, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.5620384 = idf(docFreq=1212, maxDocs=42740)
                0.078125 = fieldNorm(doc=3474)
          0.037653275 = weight(abstract_txt:useful in 3474) [ClassicSimilarity], result of:
            0.037653275 = score(doc=3474,freq=1.0), product of:
              0.0996318 = queryWeight, product of:
                1.060366 = boost
                4.8374305 = idf(docFreq=920, maxDocs=42740)
                0.019423498 = queryNorm
              0.37792426 = fieldWeight in 3474, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                4.8374305 = idf(docFreq=920, maxDocs=42740)
                0.078125 = fieldNorm(doc=3474)
          0.06665238 = weight(abstract_txt:dewey in 3474) [ClassicSimilarity], result of:
            0.06665238 = score(doc=3474,freq=1.0), product of:
              0.1457941 = queryWeight, product of:
                1.282705 = boost
                5.8517494 = idf(docFreq=333, maxDocs=42740)
                0.019423498 = queryNorm
              0.45716792 = fieldWeight in 3474, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.8517494 = idf(docFreq=333, maxDocs=42740)
                0.078125 = fieldNorm(doc=3474)
          0.074324794 = weight(abstract_txt:decimal in 3474) [ClassicSimilarity], result of:
            0.074324794 = score(doc=3474,freq=1.0), product of:
              0.15677805 = queryWeight, product of:
                1.3301464 = boost
                6.068179 = idf(docFreq=268, maxDocs=42740)
                0.019423498 = queryNorm
              0.4740765 = fieldWeight in 3474, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.068179 = idf(docFreq=268, maxDocs=42740)
                0.078125 = fieldNorm(doc=3474)
          0.08418074 = weight(abstract_txt:highlights in 3474) [ClassicSimilarity], result of:
            0.08418074 = score(doc=3474,freq=1.0), product of:
              0.17034838 = queryWeight, product of:
                1.386519 = boost
                6.3253527 = idf(docFreq=207, maxDocs=42740)
                0.019423498 = queryNorm
              0.49416816 = fieldWeight in 3474, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.3253527 = idf(docFreq=207, maxDocs=42740)
                0.078125 = fieldNorm(doc=3474)
          0.5030157 = weight(abstract_txt:edition in 3474) [ClassicSimilarity], result of:
            0.5030157 = score(doc=3474,freq=3.0), product of:
              0.61739546 = queryWeight, product of:
                5.279205 = boost
                6.0209837 = idf(docFreq=281, maxDocs=42740)
                0.019423498 = queryNorm
              0.8147383 = fieldWeight in 3474, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                6.0209837 = idf(docFreq=281, maxDocs=42740)
                0.078125 = fieldNorm(doc=3474)
        0.24 = coord(6/25)