Document (#18140)

Author
Trotter, R.
Title
Dewey 21 : a personal view
Source
Select newsletter. 1997, no.20, S.4-5
Year
1997
Abstract
Offers a personal view of the 21st or latest revision of the DDC which was implemented by the Library of Congress in Sep 96 and the British Library in Dec 96. Draws attention to the overriding characteristics of Dewey 21, increased user convenience with simplification of notes, improvement of headings and better guidance in the manual. Discusses the major revisions and the creation of new schedules
Object
DDC-21

Similar documents (author)

  1. Trotter, R.: Electronic Dewey : the CD-ROM version of the Dewey Decimal Classification (1995) 6.01
    6.010904 = sum of:
      6.010904 = weight(author_txt:trotter in 1726) [ClassicSimilarity], result of:
        6.010904 = fieldWeight in 1726, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.617446 = idf(docFreq=7, maxDocs=44218)
          0.625 = fieldNorm(doc=1726)
    
  2. Trotter, R.: ¬The use of Dewey in BNB (1976) 6.01
    6.010904 = sum of:
      6.010904 = weight(author_txt:trotter in 5241) [ClassicSimilarity], result of:
        6.010904 = fieldWeight in 5241, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.617446 = idf(docFreq=7, maxDocs=44218)
          0.625 = fieldNorm(doc=5241)
    
  3. Butcher, J.E.; Trotter, R.: Building on PRECIS : strategies for online subject access in the British Library (1989) 4.81
    4.808723 = sum of:
      4.808723 = weight(author_txt:trotter in 996) [ClassicSimilarity], result of:
        4.808723 = fieldWeight in 996, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.617446 = idf(docFreq=7, maxDocs=44218)
          0.5 = fieldNorm(doc=996)
    
  4. Trotter, R.; Woodhouse, S.: On the road with DDC (1993) 4.81
    4.808723 = sum of:
      4.808723 = weight(author_txt:trotter in 7933) [ClassicSimilarity], result of:
        4.808723 = fieldWeight in 7933, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.617446 = idf(docFreq=7, maxDocs=44218)
          0.5 = fieldNorm(doc=7933)
    
  5. New, G.; Trotter, R.: Revising the life sciences for Dewey 21 (1996) 4.81
    4.808723 = sum of:
      4.808723 = weight(author_txt:trotter in 140) [ClassicSimilarity], result of:
        4.808723 = fieldWeight in 140, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.617446 = idf(docFreq=7, maxDocs=44218)
          0.5 = fieldNorm(doc=140)
    

Similar documents (content)

  1. Martin, G.: Report on the Dewey Decimal Classification editorial Policy Committee (EPC) (1994) 0.15
    0.15271035 = sum of:
      0.15271035 = product of:
        1.2725862 = sum of:
          0.39068428 = weight(abstract_txt:schedules in 3418) [ClassicSimilarity], result of:
            0.39068428 = score(doc=3418,freq=1.0), product of:
              0.21746884 = queryWeight, product of:
                1.3960943 = boost
                7.1860275 = idf(docFreq=90, maxDocs=44218)
                0.021676712 = queryNorm
              1.7965069 = fieldWeight in 3418, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.1860275 = idf(docFreq=90, maxDocs=44218)
                0.25 = fieldNorm(doc=3418)
          0.45962125 = weight(abstract_txt:revisions in 3418) [ClassicSimilarity], result of:
            0.45962125 = score(doc=3418,freq=1.0), product of:
              0.24235193 = queryWeight, product of:
                1.4738032 = boost
                7.5860133 = idf(docFreq=60, maxDocs=44218)
                0.021676712 = queryNorm
              1.8965033 = fieldWeight in 3418, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.5860133 = idf(docFreq=60, maxDocs=44218)
                0.25 = fieldNorm(doc=3418)
          0.4222807 = weight(abstract_txt:dewey in 3418) [ClassicSimilarity], result of:
            0.4222807 = score(doc=3418,freq=1.0), product of:
              0.28857404 = queryWeight, product of:
                2.2743635 = boost
                5.853343 = idf(docFreq=344, maxDocs=44218)
                0.021676712 = queryNorm
              1.4633358 = fieldWeight in 3418, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.853343 = idf(docFreq=344, maxDocs=44218)
                0.25 = fieldNorm(doc=3418)
        0.12 = coord(3/25)
    
  2. Decimal Classification Editorial Policy Committee (2002) 0.14
    0.14037704 = sum of:
      0.14037704 = product of:
        0.5013466 = sum of:
          0.04814304 = weight(abstract_txt:british in 236) [ClassicSimilarity], result of:
            0.04814304 = score(doc=236,freq=1.0), product of:
              0.14833264 = queryWeight, product of:
                1.1530141 = boost
                5.934836 = idf(docFreq=317, maxDocs=44218)
                0.021676712 = queryNorm
              0.32456133 = fieldWeight in 236, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.934836 = idf(docFreq=317, maxDocs=44218)
                0.0546875 = fieldNorm(doc=236)
          0.04852975 = weight(abstract_txt:manual in 236) [ClassicSimilarity], result of:
            0.04852975 = score(doc=236,freq=1.0), product of:
              0.1491259 = queryWeight, product of:
                1.156093 = boost
                5.950684 = idf(docFreq=312, maxDocs=44218)
                0.021676712 = queryNorm
              0.32542804 = fieldWeight in 236, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.950684 = idf(docFreq=312, maxDocs=44218)
                0.0546875 = fieldNorm(doc=236)
          0.058831263 = weight(abstract_txt:revision in 236) [ClassicSimilarity], result of:
            0.058831263 = score(doc=236,freq=1.0), product of:
              0.16954559 = queryWeight, product of:
                1.232706 = boost
                6.345029 = idf(docFreq=210, maxDocs=44218)
                0.021676712 = queryNorm
              0.34699377 = fieldWeight in 236, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.345029 = idf(docFreq=210, maxDocs=44218)
                0.0546875 = fieldNorm(doc=236)
          0.025818389 = weight(abstract_txt:library in 236) [ClassicSimilarity], result of:
            0.025818389 = score(doc=236,freq=3.0), product of:
              0.0855336 = queryWeight, product of:
                1.2382251 = boost
                3.1867187 = idf(docFreq=4964, maxDocs=44218)
                0.021676712 = queryNorm
              0.30185086 = fieldWeight in 236, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                3.1867187 = idf(docFreq=4964, maxDocs=44218)
                0.0546875 = fieldNorm(doc=236)
          0.08546218 = weight(abstract_txt:schedules in 236) [ClassicSimilarity], result of:
            0.08546218 = score(doc=236,freq=1.0), product of:
              0.21746884 = queryWeight, product of:
                1.3960943 = boost
                7.1860275 = idf(docFreq=90, maxDocs=44218)
                0.021676712 = queryNorm
              0.39298588 = fieldWeight in 236, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.1860275 = idf(docFreq=90, maxDocs=44218)
                0.0546875 = fieldNorm(doc=236)
          0.14218807 = weight(abstract_txt:revisions in 236) [ClassicSimilarity], result of:
            0.14218807 = score(doc=236,freq=2.0), product of:
              0.24235193 = queryWeight, product of:
                1.4738032 = boost
                7.5860133 = idf(docFreq=60, maxDocs=44218)
                0.021676712 = queryNorm
              0.5867008 = fieldWeight in 236, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                7.5860133 = idf(docFreq=60, maxDocs=44218)
                0.0546875 = fieldNorm(doc=236)
          0.0923739 = weight(abstract_txt:dewey in 236) [ClassicSimilarity], result of:
            0.0923739 = score(doc=236,freq=1.0), product of:
              0.28857404 = queryWeight, product of:
                2.2743635 = boost
                5.853343 = idf(docFreq=344, maxDocs=44218)
                0.021676712 = queryNorm
              0.3201047 = fieldWeight in 236, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.853343 = idf(docFreq=344, maxDocs=44218)
                0.0546875 = fieldNorm(doc=236)
        0.28 = coord(7/25)
    
  3. Comaroni, J.P.; Satija, M.P.: Revising the Dewey Decimal Classification (1988) 0.13
    0.12900268 = sum of:
      0.12900268 = product of:
        0.64501333 = sum of:
          0.07259551 = weight(abstract_txt:congress in 5221) [ClassicSimilarity], result of:
            0.07259551 = score(doc=5221,freq=1.0), product of:
              0.122876145 = queryWeight, product of:
                1.0494217 = boost
                5.4016213 = idf(docFreq=541, maxDocs=44218)
                0.021676712 = queryNorm
              0.5908023 = fieldWeight in 5221, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.4016213 = idf(docFreq=541, maxDocs=44218)
                0.109375 = fieldNorm(doc=5221)
          0.09182921 = weight(abstract_txt:notes in 5221) [ClassicSimilarity], result of:
            0.09182921 = score(doc=5221,freq=1.0), product of:
              0.14371926 = queryWeight, product of:
                1.1349422 = boost
                5.8418155 = idf(docFreq=348, maxDocs=44218)
                0.021676712 = queryNorm
              0.63894856 = fieldWeight in 5221, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.8418155 = idf(docFreq=348, maxDocs=44218)
                0.109375 = fieldNorm(doc=5221)
          0.16639994 = weight(abstract_txt:revision in 5221) [ClassicSimilarity], result of:
            0.16639994 = score(doc=5221,freq=2.0), product of:
              0.16954559 = queryWeight, product of:
                1.232706 = boost
                6.345029 = idf(docFreq=210, maxDocs=44218)
                0.021676712 = queryNorm
              0.98144656 = fieldWeight in 5221, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                6.345029 = idf(docFreq=210, maxDocs=44218)
                0.109375 = fieldNorm(doc=5221)
          0.02981251 = weight(abstract_txt:library in 5221) [ClassicSimilarity], result of:
            0.02981251 = score(doc=5221,freq=1.0), product of:
              0.0855336 = queryWeight, product of:
                1.2382251 = boost
                3.1867187 = idf(docFreq=4964, maxDocs=44218)
                0.021676712 = queryNorm
              0.34854737 = fieldWeight in 5221, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.1867187 = idf(docFreq=4964, maxDocs=44218)
                0.109375 = fieldNorm(doc=5221)
          0.28437614 = weight(abstract_txt:revisions in 5221) [ClassicSimilarity], result of:
            0.28437614 = score(doc=5221,freq=2.0), product of:
              0.24235193 = queryWeight, product of:
                1.4738032 = boost
                7.5860133 = idf(docFreq=60, maxDocs=44218)
                0.021676712 = queryNorm
              1.1734016 = fieldWeight in 5221, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                7.5860133 = idf(docFreq=60, maxDocs=44218)
                0.109375 = fieldNorm(doc=5221)
        0.2 = coord(5/25)
    
  4. Gestsdottir, A.: 21 utgafa Dewey-kerfisins : breytingar fra 20. utgafunni, Dewey for Windows (1997) 0.13
    0.1266952 = sum of:
      0.1266952 = product of:
        0.633476 = sum of:
          0.036138214 = weight(abstract_txt:library in 996) [ClassicSimilarity], result of:
            0.036138214 = score(doc=996,freq=2.0), product of:
              0.0855336 = queryWeight, product of:
                1.2382251 = boost
                3.1867187 = idf(docFreq=4964, maxDocs=44218)
                0.021676712 = queryNorm
              0.42250317 = fieldWeight in 996, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.1867187 = idf(docFreq=4964, maxDocs=44218)
                0.09375 = fieldNorm(doc=996)
          0.16704373 = weight(abstract_txt:21st in 996) [ClassicSimilarity], result of:
            0.16704373 = score(doc=996,freq=1.0), product of:
              0.23734443 = queryWeight, product of:
                1.4584978 = boost
                7.5072327 = idf(docFreq=65, maxDocs=44218)
                0.021676712 = queryNorm
              0.70380306 = fieldWeight in 996, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.5072327 = idf(docFreq=65, maxDocs=44218)
                0.09375 = fieldNorm(doc=996)
          0.17235796 = weight(abstract_txt:revisions in 996) [ClassicSimilarity], result of:
            0.17235796 = score(doc=996,freq=1.0), product of:
              0.24235193 = queryWeight, product of:
                1.4738032 = boost
                7.5860133 = idf(docFreq=60, maxDocs=44218)
                0.021676712 = queryNorm
              0.71118873 = fieldWeight in 996, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.5860133 = idf(docFreq=60, maxDocs=44218)
                0.09375 = fieldNorm(doc=996)
          0.099580854 = weight(abstract_txt:view in 996) [ClassicSimilarity], result of:
            0.099580854 = score(doc=996,freq=1.0), product of:
              0.21181309 = queryWeight, product of:
                1.9485325 = boost
                5.0147786 = idf(docFreq=797, maxDocs=44218)
                0.021676712 = queryNorm
              0.4701355 = fieldWeight in 996, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.0147786 = idf(docFreq=797, maxDocs=44218)
                0.09375 = fieldNorm(doc=996)
          0.15835525 = weight(abstract_txt:dewey in 996) [ClassicSimilarity], result of:
            0.15835525 = score(doc=996,freq=1.0), product of:
              0.28857404 = queryWeight, product of:
                2.2743635 = boost
                5.853343 = idf(docFreq=344, maxDocs=44218)
                0.021676712 = queryNorm
              0.5487509 = fieldWeight in 996, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.853343 = idf(docFreq=344, maxDocs=44218)
                0.09375 = fieldNorm(doc=996)
        0.2 = coord(5/25)
    
  5. McIlwaine, I.C.: Classification schemes : consultation with users and cooperation between editors (1997) 0.12
    0.1224476 = sum of:
      0.1224476 = product of:
        0.51019835 = sum of:
          0.051853936 = weight(abstract_txt:congress in 5610) [ClassicSimilarity], result of:
            0.051853936 = score(doc=5610,freq=1.0), product of:
              0.122876145 = queryWeight, product of:
                1.0494217 = boost
                5.4016213 = idf(docFreq=541, maxDocs=44218)
                0.021676712 = queryNorm
              0.42200166 = fieldWeight in 5610, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.4016213 = idf(docFreq=541, maxDocs=44218)
                0.078125 = fieldNorm(doc=5610)
          0.08486102 = weight(abstract_txt:increased in 5610) [ClassicSimilarity], result of:
            0.08486102 = score(doc=5610,freq=2.0), product of:
              0.13543843 = queryWeight, product of:
                1.1017605 = boost
                5.6710215 = idf(docFreq=413, maxDocs=44218)
                0.021676712 = queryNorm
              0.6265653 = fieldWeight in 5610, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                5.6710215 = idf(docFreq=413, maxDocs=44218)
                0.078125 = fieldNorm(doc=5610)
          0.07659436 = weight(abstract_txt:improvement in 5610) [ClassicSimilarity], result of:
            0.07659436 = score(doc=5610,freq=1.0), product of:
              0.1593716 = queryWeight, product of:
                1.1951481 = boost
                6.1517096 = idf(docFreq=255, maxDocs=44218)
                0.021676712 = queryNorm
              0.48060232 = fieldWeight in 5610, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.1517096 = idf(docFreq=255, maxDocs=44218)
                0.078125 = fieldNorm(doc=5610)
          0.02129465 = weight(abstract_txt:library in 5610) [ClassicSimilarity], result of:
            0.02129465 = score(doc=5610,freq=1.0), product of:
              0.0855336 = queryWeight, product of:
                1.2382251 = boost
                3.1867187 = idf(docFreq=4964, maxDocs=44218)
                0.021676712 = queryNorm
              0.2489624 = fieldWeight in 5610, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.1867187 = idf(docFreq=4964, maxDocs=44218)
                0.078125 = fieldNorm(doc=5610)
          0.14363164 = weight(abstract_txt:revisions in 5610) [ClassicSimilarity], result of:
            0.14363164 = score(doc=5610,freq=1.0), product of:
              0.24235193 = queryWeight, product of:
                1.4738032 = boost
                7.5860133 = idf(docFreq=60, maxDocs=44218)
                0.021676712 = queryNorm
              0.59265727 = fieldWeight in 5610, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.5860133 = idf(docFreq=60, maxDocs=44218)
                0.078125 = fieldNorm(doc=5610)
          0.13196273 = weight(abstract_txt:dewey in 5610) [ClassicSimilarity], result of:
            0.13196273 = score(doc=5610,freq=1.0), product of:
              0.28857404 = queryWeight, product of:
                2.2743635 = boost
                5.853343 = idf(docFreq=344, maxDocs=44218)
                0.021676712 = queryNorm
              0.45729244 = fieldWeight in 5610, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                5.853343 = idf(docFreq=344, maxDocs=44218)
                0.078125 = fieldNorm(doc=5610)
        0.24 = coord(6/25)