Document (#1649)

Author
Fugmann, R.
Kusemann, G.
Winter, H.J.
Title
¬The supply of information an chemical reactions in the IDC system
Source
Information storage and retrieval. 15(1979), S.303-323
Year
1979
Field
Chemie
Object
IDC

Similar documents (author)

  1. Fugmann, R.; Winter, J.H.: Reverse retrieval : toward analogy inferences by mechanized classification (treatise 7 on retrieval system theory) (1979) 5.70
    5.6960783 = sum of:
      5.6960783 = sum of:
        2.239565 = weight(author_txt:fugmann in 4769) [ClassicSimilarity], result of:
          2.239565 = score(doc=4769,freq=1.0), product of:
            0.5993713 = queryWeight, product of:
              7.4730463 = idf(docFreq=63, maxDocs=41437)
              0.08020441 = queryNorm
            3.7365232 = fieldWeight in 4769, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              7.4730463 = idf(docFreq=63, maxDocs=41437)
              0.5 = fieldNorm(doc=4769)
        3.4565132 = weight(author_txt:winter in 4769) [ClassicSimilarity], result of:
          3.4565132 = score(doc=4769,freq=1.0), product of:
            0.8004711 = queryWeight, product of:
              1.1556461 = boost
              8.636197 = idf(docFreq=19, maxDocs=41437)
              0.08020441 = queryNorm
            4.3180985 = fieldWeight in 4769, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              8.636197 = idf(docFreq=19, maxDocs=41437)
              0.5 = fieldNorm(doc=4769)
    
  2. Fugmann, R.; Winter, J.H.: Durch mechanisierte Klassifikation zum Analogieschluß (1979) 5.70
    5.6960783 = sum of:
      5.6960783 = sum of:
        2.239565 = weight(author_txt:fugmann in 75) [ClassicSimilarity], result of:
          2.239565 = score(doc=75,freq=1.0), product of:
            0.5993713 = queryWeight, product of:
              7.4730463 = idf(docFreq=63, maxDocs=41437)
              0.08020441 = queryNorm
            3.7365232 = fieldWeight in 75, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              7.4730463 = idf(docFreq=63, maxDocs=41437)
              0.5 = fieldNorm(doc=75)
        3.4565132 = weight(author_txt:winter in 75) [ClassicSimilarity], result of:
          3.4565132 = score(doc=75,freq=1.0), product of:
            0.8004711 = queryWeight, product of:
              1.1556461 = boost
              8.636197 = idf(docFreq=19, maxDocs=41437)
              0.08020441 = queryNorm
            4.3180985 = fieldWeight in 75, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              8.636197 = idf(docFreq=19, maxDocs=41437)
              0.5 = fieldNorm(doc=75)
    
  3. Fugmann, R.; Isenberg, M.; Winter, J.H.: ¬Das Suchen nach verallgemeinerter Information : treatise 9 on retrieval system theory (1985) 4.27
    4.2720585 = sum of:
      4.2720585 = sum of:
        1.6796737 = weight(author_txt:fugmann in 1680) [ClassicSimilarity], result of:
          1.6796737 = score(doc=1680,freq=1.0), product of:
            0.5993713 = queryWeight, product of:
              7.4730463 = idf(docFreq=63, maxDocs=41437)
              0.08020441 = queryNorm
            2.8023925 = fieldWeight in 1680, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              7.4730463 = idf(docFreq=63, maxDocs=41437)
              0.375 = fieldNorm(doc=1680)
        2.592385 = weight(author_txt:winter in 1680) [ClassicSimilarity], result of:
          2.592385 = score(doc=1680,freq=1.0), product of:
            0.8004711 = queryWeight, product of:
              1.1556461 = boost
              8.636197 = idf(docFreq=19, maxDocs=41437)
              0.08020441 = queryNorm
            3.238574 = fieldWeight in 1680, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              8.636197 = idf(docFreq=19, maxDocs=41437)
              0.375 = fieldNorm(doc=1680)
    
  4. Fugmann, R.; Nickelsen, H.; Nickelsen, I.; Winter, J.H.: Representation of concept relations using the TOSAR system of IDC : treatise 3 on information retrieval theory (1974) 3.56
    3.5600486 = sum of:
      3.5600486 = sum of:
        1.399728 = weight(author_txt:fugmann in 1674) [ClassicSimilarity], result of:
          1.399728 = score(doc=1674,freq=1.0), product of:
            0.5993713 = queryWeight, product of:
              7.4730463 = idf(docFreq=63, maxDocs=41437)
              0.08020441 = queryNorm
            2.335327 = fieldWeight in 1674, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              7.4730463 = idf(docFreq=63, maxDocs=41437)
              0.3125 = fieldNorm(doc=1674)
        2.1603208 = weight(author_txt:winter in 1674) [ClassicSimilarity], result of:
          2.1603208 = score(doc=1674,freq=1.0), product of:
            0.8004711 = queryWeight, product of:
              1.1556461 = boost
              8.636197 = idf(docFreq=19, maxDocs=41437)
              0.08020441 = queryNorm
            2.6988115 = fieldWeight in 1674, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              8.636197 = idf(docFreq=19, maxDocs=41437)
              0.3125 = fieldNorm(doc=1674)
    
  5. Fugmann, R.; Nickelsen, H.; Nickelsen, I.; Winter, J.H.: TOSAR: ein topologisches Verfahren zur Wiedergabe von synthetischen und analytischen Relationen von Begriffen (1970) 3.56
    3.5600486 = sum of:
      3.5600486 = sum of:
        1.399728 = weight(author_txt:fugmann in 4761) [ClassicSimilarity], result of:
          1.399728 = score(doc=4761,freq=1.0), product of:
            0.5993713 = queryWeight, product of:
              7.4730463 = idf(docFreq=63, maxDocs=41437)
              0.08020441 = queryNorm
            2.335327 = fieldWeight in 4761, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              7.4730463 = idf(docFreq=63, maxDocs=41437)
              0.3125 = fieldNorm(doc=4761)
        2.1603208 = weight(author_txt:winter in 4761) [ClassicSimilarity], result of:
          2.1603208 = score(doc=4761,freq=1.0), product of:
            0.8004711 = queryWeight, product of:
              1.1556461 = boost
              8.636197 = idf(docFreq=19, maxDocs=41437)
              0.08020441 = queryNorm
            2.6988115 = fieldWeight in 4761, product of:
              1.0 = tf(freq=1.0), with freq of:
                1.0 = termFreq=1.0
              8.636197 = idf(docFreq=19, maxDocs=41437)
              0.3125 = fieldNorm(doc=4761)
    

Similar documents (content)

  1. Tratch, S.S.; Zefirov, N.S.: ¬A hierarchical classification scheme for chemical reactions (1998) 1.05
    1.0491955 = sum of:
      1.0491955 = product of:
        2.6229887 = sum of:
          1.1978968 = weight(abstract_txt:chemical in 3743) [ClassicSimilarity], result of:
            1.1978968 = score(doc=3743,freq=2.0), product of:
              0.5478802 = queryWeight, product of:
                2.904335 = boost
                7.067581 = idf(docFreq=95, maxDocs=41437)
                0.0266912 = queryNorm
              2.1864212 = fieldWeight in 3743, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                7.067581 = idf(docFreq=95, maxDocs=41437)
                0.21875 = fieldNorm(doc=3743)
          1.4250919 = weight(abstract_txt:reactions in 3743) [ClassicSimilarity], result of:
            1.4250919 = score(doc=3743,freq=2.0), product of:
              0.6151314 = queryWeight, product of:
                3.0774276 = boost
                7.488795 = idf(docFreq=62, maxDocs=41437)
                0.0266912 = queryNorm
              2.3167276 = fieldWeight in 3743, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                7.488795 = idf(docFreq=62, maxDocs=41437)
                0.21875 = fieldNorm(doc=3743)
        0.4 = coord(2/5)
    
  2. Rose, J.R.; Gasteiger, J.: HORACE: an automatic system for the hierarchical classification of chemical reactions (1994) 1.02
    1.021844 = sum of:
      1.021844 = product of:
        1.277305 = sum of:
          0.012348276 = weight(abstract_txt:information in 6968) [ClassicSimilarity], result of:
            0.012348276 = score(doc=6968,freq=1.0), product of:
              0.06495195 = queryWeight, product of:
                2.4334593 = idf(docFreq=9881, maxDocs=41437)
                0.0266912 = queryNorm
              0.190114 = fieldWeight in 6968, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                2.4334593 = idf(docFreq=9881, maxDocs=41437)
                0.078125 = fieldNorm(doc=6968)
          0.032397818 = weight(abstract_txt:system in 6968) [ClassicSimilarity], result of:
            0.032397818 = score(doc=6968,freq=1.0), product of:
              0.12355637 = queryWeight, product of:
                1.3792293 = boost
                3.3562984 = idf(docFreq=3926, maxDocs=41437)
                0.0266912 = queryNorm
              0.26221082 = fieldWeight in 6968, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.3562984 = idf(docFreq=3926, maxDocs=41437)
                0.078125 = fieldNorm(doc=6968)
          0.4278203 = weight(abstract_txt:chemical in 6968) [ClassicSimilarity], result of:
            0.4278203 = score(doc=6968,freq=2.0), product of:
              0.5478802 = queryWeight, product of:
                2.904335 = boost
                7.067581 = idf(docFreq=95, maxDocs=41437)
                0.0266912 = queryNorm
              0.7808647 = fieldWeight in 6968, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                7.067581 = idf(docFreq=95, maxDocs=41437)
                0.078125 = fieldNorm(doc=6968)
          0.80473864 = weight(abstract_txt:reactions in 6968) [ClassicSimilarity], result of:
            0.80473864 = score(doc=6968,freq=5.0), product of:
              0.6151314 = queryWeight, product of:
                3.0774276 = boost
                7.488795 = idf(docFreq=62, maxDocs=41437)
                0.0266912 = queryNorm
              1.3082386 = fieldWeight in 6968, product of:
                2.236068 = tf(freq=5.0), with freq of:
                  5.0 = termFreq=5.0
                7.488795 = idf(docFreq=62, maxDocs=41437)
                0.078125 = fieldNorm(doc=6968)
        0.8 = coord(4/5)
    
  3. Gordeeva, E.: Enumeration, coding and complexity of linear reaction mechanisms (1994) 0.63
    0.63016826 = sum of:
      0.63016826 = product of:
        1.5754206 = sum of:
          0.8556406 = weight(abstract_txt:chemical in 5516) [ClassicSimilarity], result of:
            0.8556406 = score(doc=5516,freq=2.0), product of:
              0.5478802 = queryWeight, product of:
                2.904335 = boost
                7.067581 = idf(docFreq=95, maxDocs=41437)
                0.0266912 = queryNorm
              1.5617294 = fieldWeight in 5516, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                7.067581 = idf(docFreq=95, maxDocs=41437)
                0.15625 = fieldNorm(doc=5516)
          0.7197801 = weight(abstract_txt:reactions in 5516) [ClassicSimilarity], result of:
            0.7197801 = score(doc=5516,freq=1.0), product of:
              0.6151314 = queryWeight, product of:
                3.0774276 = boost
                7.488795 = idf(docFreq=62, maxDocs=41437)
                0.0266912 = queryNorm
              1.1701242 = fieldWeight in 5516, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.488795 = idf(docFreq=62, maxDocs=41437)
                0.15625 = fieldNorm(doc=5516)
        0.4 = coord(2/5)
    
  4. Medelsohn, L.D.: Chemistry journals : the transition from paper to electronic with lessons for other disciplines (2003) 0.59
    0.59376955 = sum of:
      0.59376955 = product of:
        0.98961586 = sum of:
          0.024696551 = weight(abstract_txt:information in 1867) [ClassicSimilarity], result of:
            0.024696551 = score(doc=1867,freq=4.0), product of:
              0.06495195 = queryWeight, product of:
                2.4334593 = idf(docFreq=9881, maxDocs=41437)
                0.0266912 = queryNorm
              0.380228 = fieldWeight in 1867, product of:
                2.0 = tf(freq=4.0), with freq of:
                  4.0 = termFreq=4.0
                2.4334593 = idf(docFreq=9881, maxDocs=41437)
                0.078125 = fieldNorm(doc=1867)
          0.6050293 = weight(abstract_txt:chemical in 1867) [ClassicSimilarity], result of:
            0.6050293 = score(doc=1867,freq=4.0), product of:
              0.5478802 = queryWeight, product of:
                2.904335 = boost
                7.067581 = idf(docFreq=95, maxDocs=41437)
                0.0266912 = queryNorm
              1.1043096 = fieldWeight in 1867, product of:
                2.0 = tf(freq=4.0), with freq of:
                  4.0 = termFreq=4.0
                7.067581 = idf(docFreq=95, maxDocs=41437)
                0.078125 = fieldNorm(doc=1867)
          0.35989004 = weight(abstract_txt:reactions in 1867) [ClassicSimilarity], result of:
            0.35989004 = score(doc=1867,freq=1.0), product of:
              0.6151314 = queryWeight, product of:
                3.0774276 = boost
                7.488795 = idf(docFreq=62, maxDocs=41437)
                0.0266912 = queryNorm
              0.5850621 = fieldWeight in 1867, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.488795 = idf(docFreq=62, maxDocs=41437)
                0.078125 = fieldNorm(doc=1867)
        0.6 = coord(3/5)
    
  5. Weisgerber, D.W.: Chemical Abstracts Service Chemical Registry System : history, scope, and impacts (1997) 0.50
    0.49854803 = sum of:
      0.49854803 = product of:
        0.83091336 = sum of:
          0.017463097 = weight(abstract_txt:information in 160) [ClassicSimilarity], result of:
            0.017463097 = score(doc=160,freq=2.0), product of:
              0.06495195 = queryWeight, product of:
                2.4334593 = idf(docFreq=9881, maxDocs=41437)
                0.0266912 = queryNorm
              0.2688618 = fieldWeight in 160, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                2.4334593 = idf(docFreq=9881, maxDocs=41437)
                0.078125 = fieldNorm(doc=160)
          0.07244372 = weight(abstract_txt:system in 160) [ClassicSimilarity], result of:
            0.07244372 = score(doc=160,freq=5.0), product of:
              0.12355637 = queryWeight, product of:
                1.3792293 = boost
                3.3562984 = idf(docFreq=3926, maxDocs=41437)
                0.0266912 = queryNorm
              0.58632123 = fieldWeight in 160, product of:
                2.236068 = tf(freq=5.0), with freq of:
                  5.0 = termFreq=5.0
                3.3562984 = idf(docFreq=3926, maxDocs=41437)
                0.078125 = fieldNorm(doc=160)
          0.74100655 = weight(abstract_txt:chemical in 160) [ClassicSimilarity], result of:
            0.74100655 = score(doc=160,freq=6.0), product of:
              0.5478802 = queryWeight, product of:
                2.904335 = boost
                7.067581 = idf(docFreq=95, maxDocs=41437)
                0.0266912 = queryNorm
              1.3524975 = fieldWeight in 160, product of:
                2.4494898 = tf(freq=6.0), with freq of:
                  6.0 = termFreq=6.0
                7.067581 = idf(docFreq=95, maxDocs=41437)
                0.078125 = fieldNorm(doc=160)
        0.6 = coord(3/5)