Document (#5543)

Author

Dyson, G.M.

Title

Advances in classification

Source

Journal of documentation. 11(1955), S.12-18

Year

1955

Abstract

My paper this evening will be chiefly concerned with problems relating to chemical data and to data which relate to subjects on the fringe of chemical science

Field

Chemie

Similar documents (author)

1. Dyson, M.C.: How do you describe a symbol? : the problem involved in retrieving symbols from a database (1992) 6.19

   6.1935673 = sum of:
     6.1935673 = weight(author_txt:dyson in 4036) [ClassicSimilarity], result of:
       6.1935673 = fieldWeight in 4036, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         9.909708 = idf(docFreq=5, maxDocs=44421)
         0.625 = fieldNorm(doc=4036)
   

2. Dyson, G.: ¬Der geistige Vater des Computers (2012) 6.19

   6.1935673 = sum of:
     6.1935673 = weight(author_txt:dyson in 1158) [ClassicSimilarity], result of:
       6.1935673 = fieldWeight in 1158, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         9.909708 = idf(docFreq=5, maxDocs=44421)
         0.625 = fieldNorm(doc=1158)
   

3. Huber-Dyson, V.: Gödel's theorems : a workbook on formalization (1991) 4.95

   4.954854 = sum of:
     4.954854 = weight(author_txt:dyson in 5730) [ClassicSimilarity], result of:
       4.954854 = fieldWeight in 5730, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         9.909708 = idf(docFreq=5, maxDocs=44421)
         0.5 = fieldNorm(doc=5730)
   

4. Dyson, M.; Box, H.; Twyman, M.: ¬The perception of symbols on screen and methods of retrieval from a database (1994) 3.72

   3.7161405 = sum of:
     3.7161405 = weight(author_txt:dyson in 1010) [ClassicSimilarity], result of:
       3.7161405 = fieldWeight in 1010, product of:
         1.0 = tf(freq=1.0), with freq of:
           1.0 = termFreq=1.0
         9.909708 = idf(docFreq=5, maxDocs=44421)
         0.375 = fieldNorm(doc=1010)
   

Similar documents (content)

1. Wiggins, G.: New directions in the education of chemistry librarians and information specialists (1998) 0.25

   0.2474163 = sum of:
     0.2474163 = product of:
       1.0515193 = sum of:
         0.008157693 = weight(abstract_txt:this in 3976) [ClassicSimilarity], result of:
           0.008157693 = score(doc=3976,freq=1.0), product of:
             0.030996403 = queryWeight, product of:
               2.4062347 = idf(docFreq=10885, maxDocs=44421)
               0.012881704 = queryNorm
             0.26318192 = fieldWeight in 3976, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               2.4062347 = idf(docFreq=10885, maxDocs=44421)
               0.109375 = fieldNorm(doc=3976)
         0.03342978 = weight(abstract_txt:science in 3976) [ClassicSimilarity], result of:
           0.03342978 = score(doc=3976,freq=1.0), product of:
             0.079375915 = queryWeight, product of:
               1.6002532 = boost
               3.850585 = idf(docFreq=2567, maxDocs=44421)
               0.012881704 = queryNorm
             0.42115772 = fieldWeight in 3976, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.850585 = idf(docFreq=2567, maxDocs=44421)
               0.109375 = fieldNorm(doc=3976)
         0.16940278 = weight(abstract_txt:advances in 3976) [ClassicSimilarity], result of:
           0.16940278 = score(doc=3976,freq=1.0), product of:
             0.23417835 = queryWeight, product of:
               2.748639 = boost
               6.613871 = idf(docFreq=161, maxDocs=44421)
               0.012881704 = queryNorm
             0.7233921 = fieldWeight in 3976, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               6.613871 = idf(docFreq=161, maxDocs=44421)
               0.109375 = fieldNorm(doc=3976)
         0.840529 = weight(abstract_txt:chemical in 3976) [ClassicSimilarity], result of:
           0.840529 = score(doc=3976,freq=4.0), product of:
             0.5407023 = queryWeight, product of:
               5.906612 = boost
               7.1063476 = idf(docFreq=98, maxDocs=44421)
               0.012881704 = queryNorm
             1.5545136 = fieldWeight in 3976, product of:
               2.0 = tf(freq=4.0), with freq of:
                 4.0 = termFreq=4.0
               7.1063476 = idf(docFreq=98, maxDocs=44421)
               0.109375 = fieldNorm(doc=3976)
       0.23529412 = coord(4/17)
   

2. Luna-Morales, M.E.; Collazo-Reyes, F.; Russell, J.M.; Ángel Pérez-Angón, M.A.: Early patterns of scientific production by Mexican researchers in mainstream journals, 1900-1950 (2009) 0.18

   0.17812113 = sum of:
     0.17812113 = product of:
       0.5046765 = sum of:
         0.0058269235 = weight(abstract_txt:this in 3934) [ClassicSimilarity], result of:
           0.0058269235 = score(doc=3934,freq=1.0), product of:
             0.030996403 = queryWeight, product of:
               2.4062347 = idf(docFreq=10885, maxDocs=44421)
               0.012881704 = queryNorm
             0.18798709 = fieldWeight in 3934, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               2.4062347 = idf(docFreq=10885, maxDocs=44421)
               0.078125 = fieldNorm(doc=3934)
         0.009199137 = weight(abstract_txt:with in 3934) [ClassicSimilarity], result of:
           0.009199137 = score(doc=3934,freq=2.0), product of:
             0.033355936 = queryWeight, product of:
               1.0373634 = boost
               2.4961398 = idf(docFreq=9949, maxDocs=44421)
               0.012881704 = queryNorm
             0.2757871 = fieldWeight in 3934, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               2.4961398 = idf(docFreq=9949, maxDocs=44421)
               0.078125 = fieldNorm(doc=3934)
         0.01034665 = weight(abstract_txt:which in 3934) [ClassicSimilarity], result of:
           0.01034665 = score(doc=3934,freq=1.0), product of:
             0.045451853 = queryWeight, product of:
               1.2109331 = boost
               2.9137893 = idf(docFreq=6552, maxDocs=44421)
               0.012881704 = queryNorm
             0.2276398 = fieldWeight in 3934, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               2.9137893 = idf(docFreq=6552, maxDocs=44421)
               0.078125 = fieldNorm(doc=3934)
         0.023878416 = weight(abstract_txt:science in 3934) [ClassicSimilarity], result of:
           0.023878416 = score(doc=3934,freq=1.0), product of:
             0.079375915 = queryWeight, product of:
               1.6002532 = boost
               3.850585 = idf(docFreq=2567, maxDocs=44421)
               0.012881704 = queryNorm
             0.30082697 = fieldWeight in 3934, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.850585 = idf(docFreq=2567, maxDocs=44421)
               0.078125 = fieldNorm(doc=3934)
         0.03089415 = weight(abstract_txt:data in 3934) [ClassicSimilarity], result of:
           0.03089415 = score(doc=3934,freq=1.0), product of:
             0.11874425 = queryWeight, product of:
               2.7679973 = boost
               3.3302255 = idf(docFreq=4320, maxDocs=44421)
               0.012881704 = queryNorm
             0.26017386 = fieldWeight in 3934, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.3302255 = idf(docFreq=4320, maxDocs=44421)
               0.078125 = fieldNorm(doc=3934)
         0.42453125 = weight(abstract_txt:chemical in 3934) [ClassicSimilarity], result of:
           0.42453125 = score(doc=3934,freq=2.0), product of:
             0.5407023 = queryWeight, product of:
               5.906612 = boost
               7.1063476 = idf(docFreq=98, maxDocs=44421)
               0.012881704 = queryNorm
             0.7851479 = fieldWeight in 3934, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               7.1063476 = idf(docFreq=98, maxDocs=44421)
               0.078125 = fieldNorm(doc=3934)
       0.3529412 = coord(6/17)
   

3. Adamson, G.W.; Boreham, J.: ¬The use of an association measure based on character structure to identify semantically related pairs of words and document titles (1974) 0.18

   0.17759043 = sum of:
     0.17759043 = product of:
       0.60380745 = sum of:
         0.0078057265 = weight(abstract_txt:with in 1398) [ClassicSimilarity], result of:
           0.0078057265 = score(doc=1398,freq=1.0), product of:
             0.033355936 = queryWeight, product of:
               1.0373634 = boost
               2.4961398 = idf(docFreq=9949, maxDocs=44421)
               0.012881704 = queryNorm
             0.23401311 = fieldWeight in 1398, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               2.4961398 = idf(docFreq=9949, maxDocs=44421)
               0.09375 = fieldNorm(doc=1398)
         0.017558848 = weight(abstract_txt:which in 1398) [ClassicSimilarity], result of:
           0.017558848 = score(doc=1398,freq=2.0), product of:
             0.045451853 = queryWeight, product of:
               1.2109331 = boost
               2.9137893 = idf(docFreq=6552, maxDocs=44421)
               0.012881704 = queryNorm
             0.38631755 = fieldWeight in 1398, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               2.9137893 = idf(docFreq=6552, maxDocs=44421)
               0.09375 = fieldNorm(doc=1398)
         0.0319323 = weight(abstract_txt:classification in 1398) [ClassicSimilarity], result of:
           0.0319323 = score(doc=1398,freq=1.0), product of:
             0.08532004 = queryWeight, product of:
               1.6590897 = boost
               3.9921594 = idf(docFreq=2228, maxDocs=44421)
               0.012881704 = queryNorm
             0.37426496 = fieldWeight in 1398, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.9921594 = idf(docFreq=2228, maxDocs=44421)
               0.09375 = fieldNorm(doc=1398)
         0.037072983 = weight(abstract_txt:data in 1398) [ClassicSimilarity], result of:
           0.037072983 = score(doc=1398,freq=1.0), product of:
             0.11874425 = queryWeight, product of:
               2.7679973 = boost
               3.3302255 = idf(docFreq=4320, maxDocs=44421)
               0.012881704 = queryNorm
             0.31220865 = fieldWeight in 1398, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.3302255 = idf(docFreq=4320, maxDocs=44421)
               0.09375 = fieldNorm(doc=1398)
         0.50943756 = weight(abstract_txt:chemical in 1398) [ClassicSimilarity], result of:
           0.50943756 = score(doc=1398,freq=2.0), product of:
             0.5407023 = queryWeight, product of:
               5.906612 = boost
               7.1063476 = idf(docFreq=98, maxDocs=44421)
               0.012881704 = queryNorm
             0.94217753 = fieldWeight in 1398, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               7.1063476 = idf(docFreq=98, maxDocs=44421)
               0.09375 = fieldNorm(doc=1398)
       0.29411766 = coord(5/17)
   

4. Tomaszewski, R.: Citations to chemical databases in scholarly articles : to cite or not to cite? (2019) 0.16

   0.16202717 = sum of:
     0.16202717 = product of:
       0.68861544 = sum of:
         0.0065924115 = weight(abstract_txt:this in 471) [ClassicSimilarity], result of:
           0.0065924115 = score(doc=471,freq=2.0), product of:
             0.030996403 = queryWeight, product of:
               2.4062347 = idf(docFreq=10885, maxDocs=44421)
               0.012881704 = queryNorm
             0.21268311 = fieldWeight in 471, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               2.4062347 = idf(docFreq=10885, maxDocs=44421)
               0.0625 = fieldNorm(doc=471)
         0.019627495 = weight(abstract_txt:paper in 471) [ClassicSimilarity], result of:
           0.019627495 = score(doc=471,freq=2.0), product of:
             0.06414926 = queryWeight, product of:
               1.4386004 = boost
               3.4616103 = idf(docFreq=3788, maxDocs=44421)
               0.012881704 = queryNorm
             0.30596602 = fieldWeight in 471, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               3.4616103 = idf(docFreq=3788, maxDocs=44421)
               0.0625 = fieldNorm(doc=471)
         0.027015341 = weight(abstract_txt:science in 471) [ClassicSimilarity], result of:
           0.027015341 = score(doc=471,freq=2.0), product of:
             0.079375915 = queryWeight, product of:
               1.6002532 = boost
               3.850585 = idf(docFreq=2567, maxDocs=44421)
               0.012881704 = queryNorm
             0.34034684 = fieldWeight in 471, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               3.850585 = idf(docFreq=2567, maxDocs=44421)
               0.0625 = fieldNorm(doc=471)
         0.6353802 = weight(abstract_txt:chemical in 471) [ClassicSimilarity], result of:
           0.6353802 = score(doc=471,freq=7.0), product of:
             0.5407023 = queryWeight, product of:
               5.906612 = boost
               7.1063476 = idf(docFreq=98, maxDocs=44421)
               0.012881704 = queryNorm
             1.1751018 = fieldWeight in 471, product of:
               2.6457512 = tf(freq=7.0), with freq of:
                 7.0 = termFreq=7.0
               7.1063476 = idf(docFreq=98, maxDocs=44421)
               0.0625 = fieldNorm(doc=471)
       0.23529412 = coord(4/17)
   

5. Whitley, K.M.: Analysis of SciFinder Scholar and Web of Science citation searches (2002) 0.16

   0.16050547 = sum of:
     0.16050547 = product of:
       0.6821483 = sum of:
         0.009888617 = weight(abstract_txt:this in 2255) [ClassicSimilarity], result of:
           0.009888617 = score(doc=2255,freq=2.0), product of:
             0.030996403 = queryWeight, product of:
               2.4062347 = idf(docFreq=10885, maxDocs=44421)
               0.012881704 = queryNorm
             0.31902468 = fieldWeight in 2255, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               2.4062347 = idf(docFreq=10885, maxDocs=44421)
               0.09375 = fieldNorm(doc=2255)
         0.0078057265 = weight(abstract_txt:with in 2255) [ClassicSimilarity], result of:
           0.0078057265 = score(doc=2255,freq=1.0), product of:
             0.033355936 = queryWeight, product of:
               1.0373634 = boost
               2.4961398 = idf(docFreq=9949, maxDocs=44421)
               0.012881704 = queryNorm
             0.23401311 = fieldWeight in 2255, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               2.4961398 = idf(docFreq=9949, maxDocs=44421)
               0.09375 = fieldNorm(doc=2255)
         0.040523015 = weight(abstract_txt:science in 2255) [ClassicSimilarity], result of:
           0.040523015 = score(doc=2255,freq=2.0), product of:
             0.079375915 = queryWeight, product of:
               1.6002532 = boost
               3.850585 = idf(docFreq=2567, maxDocs=44421)
               0.012881704 = queryNorm
             0.5105203 = fieldWeight in 2255, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               3.850585 = idf(docFreq=2567, maxDocs=44421)
               0.09375 = fieldNorm(doc=2255)
         0.62393093 = weight(abstract_txt:chemical in 2255) [ClassicSimilarity], result of:
           0.62393093 = score(doc=2255,freq=3.0), product of:
             0.5407023 = queryWeight, product of:
               5.906612 = boost
               7.1063476 = idf(docFreq=98, maxDocs=44421)
               0.012881704 = queryNorm
             1.153927 = fieldWeight in 2255, product of:
               1.7320508 = tf(freq=3.0), with freq of:
                 3.0 = termFreq=3.0
               7.1063476 = idf(docFreq=98, maxDocs=44421)
               0.09375 = fieldNorm(doc=2255)
       0.23529412 = coord(4/17)