Document (#22347)

Author

Ellis, D.
Wilson, T.
Allen, D.

Title

Information science and information systems : conjunct subjects - disjunct disciplines

Source

Journal of the American Society for Information Science. 50(1999) no.12, S.1095-1107

Year

1999

Content

Beitrag eines Themenheftes: The 50th Anniversary of the Journal of the American Society for Information Science. Pt.2: Paradigms, models, and models of information science

Field

Informationswissenschaft

Similar documents (author)

1. Wilson, T.D.; Ford, N.; Ellis, D.; Foster, A.; Spink, A.: Information seeking and mediated searching : Part 2: uncertainty and Its correlates (2002) 1.76

   1.7610614 = sum of:
     1.7610614 = product of:
       2.641592 = sum of:
         1.120714 = weight(author_txt:wilson in 233) [ClassicSimilarity], result of:
           1.120714 = score(doc=233,freq=1.0), product of:
             0.5088723 = queryWeight, product of:
               7.047514 = idf(docFreq=99, maxDocs=42306)
               0.07220592 = queryNorm
             2.2023482 = fieldWeight in 233, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               7.047514 = idf(docFreq=99, maxDocs=42306)
               0.3125 = fieldNorm(doc=233)
         1.520878 = weight(author_txt:ellis in 233) [ClassicSimilarity], result of:
           1.520878 = score(doc=233,freq=1.0), product of:
             0.62374705 = queryWeight, product of:
               1.1071332 = boost
               7.8025365 = idf(docFreq=46, maxDocs=42306)
               0.07220592 = queryNorm
             2.4382927 = fieldWeight in 233, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               7.8025365 = idf(docFreq=46, maxDocs=42306)
               0.3125 = fieldNorm(doc=233)
       0.6666667 = coord(2/3)
   

2. Ford, N.; Wilson, T.D.; Foster, A.; Ellis, D.; Spink, A.: Information seeking and mediated searching : Part 4: cognitive styles in information seeking (2002) 1.76

   1.7610614 = sum of:
     1.7610614 = product of:
       2.641592 = sum of:
         1.120714 = weight(author_txt:wilson in 240) [ClassicSimilarity], result of:
           1.120714 = score(doc=240,freq=1.0), product of:
             0.5088723 = queryWeight, product of:
               7.047514 = idf(docFreq=99, maxDocs=42306)
               0.07220592 = queryNorm
             2.2023482 = fieldWeight in 240, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               7.047514 = idf(docFreq=99, maxDocs=42306)
               0.3125 = fieldNorm(doc=240)
         1.520878 = weight(author_txt:ellis in 240) [ClassicSimilarity], result of:
           1.520878 = score(doc=240,freq=1.0), product of:
             0.62374705 = queryWeight, product of:
               1.1071332 = boost
               7.8025365 = idf(docFreq=46, maxDocs=42306)
               0.07220592 = queryNorm
             2.4382927 = fieldWeight in 240, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               7.8025365 = idf(docFreq=46, maxDocs=42306)
               0.3125 = fieldNorm(doc=240)
       0.6666667 = coord(2/3)
   

3. Spink, A.; Wilson, T.D.; Ford, N.; Foster, A.; Ellis, D.: Information seeking and mediated searching : Part 1: theoretical framework and research design (2002) 1.76

   1.7610614 = sum of:
     1.7610614 = product of:
       2.641592 = sum of:
         1.120714 = weight(author_txt:wilson in 241) [ClassicSimilarity], result of:
           1.120714 = score(doc=241,freq=1.0), product of:
             0.5088723 = queryWeight, product of:
               7.047514 = idf(docFreq=99, maxDocs=42306)
               0.07220592 = queryNorm
             2.2023482 = fieldWeight in 241, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               7.047514 = idf(docFreq=99, maxDocs=42306)
               0.3125 = fieldNorm(doc=241)
         1.520878 = weight(author_txt:ellis in 241) [ClassicSimilarity], result of:
           1.520878 = score(doc=241,freq=1.0), product of:
             0.62374705 = queryWeight, product of:
               1.1071332 = boost
               7.8025365 = idf(docFreq=46, maxDocs=42306)
               0.07220592 = queryNorm
             2.4382927 = fieldWeight in 241, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               7.8025365 = idf(docFreq=46, maxDocs=42306)
               0.3125 = fieldNorm(doc=241)
       0.6666667 = coord(2/3)
   

4. Spink, A.; Wilson, T.D.; Ford, N.; Foster, A.; Ellis, D.: Information seeking and mediated searching : Part 3: successive searching (2002) 1.76

   1.7610614 = sum of:
     1.7610614 = product of:
       2.641592 = sum of:
         1.120714 = weight(author_txt:wilson in 243) [ClassicSimilarity], result of:
           1.120714 = score(doc=243,freq=1.0), product of:
             0.5088723 = queryWeight, product of:
               7.047514 = idf(docFreq=99, maxDocs=42306)
               0.07220592 = queryNorm
             2.2023482 = fieldWeight in 243, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               7.047514 = idf(docFreq=99, maxDocs=42306)
               0.3125 = fieldNorm(doc=243)
         1.520878 = weight(author_txt:ellis in 243) [ClassicSimilarity], result of:
           1.520878 = score(doc=243,freq=1.0), product of:
             0.62374705 = queryWeight, product of:
               1.1071332 = boost
               7.8025365 = idf(docFreq=46, maxDocs=42306)
               0.07220592 = queryNorm
             2.4382927 = fieldWeight in 243, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               7.8025365 = idf(docFreq=46, maxDocs=42306)
               0.3125 = fieldNorm(doc=243)
       0.6666667 = coord(2/3)
   

5. Spink, A.; Wilson, T.; Ellis, D.; Ford, N.: Modeling users' successive searches in digital environments : a National Science Foundation/British Library funded study (1998) 1.76

   1.7610614 = sum of:
     1.7610614 = product of:
       2.641592 = sum of:
         1.120714 = weight(author_txt:wilson in 3256) [ClassicSimilarity], result of:
           1.120714 = score(doc=3256,freq=1.0), product of:
             0.5088723 = queryWeight, product of:
               7.047514 = idf(docFreq=99, maxDocs=42306)
               0.07220592 = queryNorm
             2.2023482 = fieldWeight in 3256, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               7.047514 = idf(docFreq=99, maxDocs=42306)
               0.3125 = fieldNorm(doc=3256)
         1.520878 = weight(author_txt:ellis in 3256) [ClassicSimilarity], result of:
           1.520878 = score(doc=3256,freq=1.0), product of:
             0.62374705 = queryWeight, product of:
               1.1071332 = boost
               7.8025365 = idf(docFreq=46, maxDocs=42306)
               0.07220592 = queryNorm
             2.4382927 = fieldWeight in 3256, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               7.8025365 = idf(docFreq=46, maxDocs=42306)
               0.3125 = fieldNorm(doc=3256)
       0.6666667 = coord(2/3)
   

Similar documents (content)

1. Tsay, M.-y.; Shu, Z.-y.: Journal bibliometric analysis : a case study on the Journal of Documentation (2011) 0.81

   0.8063958 = sum of:
     0.8063958 = sum of:
       0.05240503 = weight(abstract_txt:systems in 2295) [ClassicSimilarity], result of:
         0.05240503 = score(doc=2295,freq=1.0), product of:
           0.24536175 = queryWeight, product of:
             3.4173236 = idf(docFreq=3771, maxDocs=42306)
             0.07179939 = queryNorm
           0.21358272 = fieldWeight in 2295, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             3.4173236 = idf(docFreq=3771, maxDocs=42306)
             0.0625 = fieldNorm(doc=2295)
       0.2383949 = weight(abstract_txt:science in 2295) [ClassicSimilarity], result of:
         0.2383949 = score(doc=2295,freq=9.0), product of:
           0.3238486 = queryWeight, product of:
             1.1488613 = boost
             3.9260306 = idf(docFreq=2267, maxDocs=42306)
             0.07179939 = queryNorm
           0.7361307 = fieldWeight in 2295, product of:
             3.0 = tf(freq=9.0), with freq of:
               9.0 = termFreq=9.0
             3.9260306 = idf(docFreq=2267, maxDocs=42306)
             0.0625 = fieldNorm(doc=2295)
       0.09297793 = weight(abstract_txt:information in 2295) [ClassicSimilarity], result of:
         0.09297793 = score(doc=2295,freq=6.0), product of:
           0.24932799 = queryWeight, product of:
             1.425598 = boost
             2.435865 = idf(docFreq=10064, maxDocs=42306)
             0.07179939 = queryNorm
           0.37291414 = fieldWeight in 2295, product of:
             2.4494898 = tf(freq=6.0), with freq of:
               6.0 = termFreq=6.0
             2.435865 = idf(docFreq=10064, maxDocs=42306)
             0.0625 = fieldNorm(doc=2295)
       0.20979226 = weight(abstract_txt:subjects in 2295) [ClassicSimilarity], result of:
         0.20979226 = score(doc=2295,freq=1.0), product of:
           0.6186113 = queryWeight, product of:
             1.5878354 = boost
             5.4261475 = idf(docFreq=505, maxDocs=42306)
             0.07179939 = queryNorm
           0.33913422 = fieldWeight in 2295, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             5.4261475 = idf(docFreq=505, maxDocs=42306)
             0.0625 = fieldNorm(doc=2295)
       0.2128257 = weight(abstract_txt:disciplines in 2295) [ClassicSimilarity], result of:
         0.2128257 = score(doc=2295,freq=1.0), product of:
           0.6245601 = queryWeight, product of:
             1.5954518 = boost
             5.452175 = idf(docFreq=492, maxDocs=42306)
             0.07179939 = queryNorm
           0.34076095 = fieldWeight in 2295, product of:
             1.0 = tf(freq=1.0), with freq of:
               1.0 = termFreq=1.0
             5.452175 = idf(docFreq=492, maxDocs=42306)
             0.0625 = fieldNorm(doc=2295)
   

2. Rasmussen, J.; Pejtersen, A.M.; Goodstein, L.P.: Cognitive systems engineering (1994) 0.77

   0.7652093 = sum of:
     0.7652093 = product of:
       0.9565116 = sum of:
         0.1482238 = weight(abstract_txt:systems in 755) [ClassicSimilarity], result of:
           0.1482238 = score(doc=755,freq=2.0), product of:
             0.24536175 = queryWeight, product of:
               3.4173236 = idf(docFreq=3771, maxDocs=42306)
               0.07179939 = queryNorm
             0.60410315 = fieldWeight in 755, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               3.4173236 = idf(docFreq=3771, maxDocs=42306)
               0.125 = fieldNorm(doc=755)
         0.27527475 = weight(abstract_txt:science in 755) [ClassicSimilarity], result of:
           0.27527475 = score(doc=755,freq=3.0), product of:
             0.3238486 = queryWeight, product of:
               1.1488613 = boost
               3.9260306 = idf(docFreq=2267, maxDocs=42306)
               0.07179939 = queryNorm
             0.8500106 = fieldWeight in 755, product of:
               1.7320508 = tf(freq=3.0), with freq of:
                 3.0 = termFreq=3.0
               3.9260306 = idf(docFreq=2267, maxDocs=42306)
               0.125 = fieldNorm(doc=755)
         0.10736166 = weight(abstract_txt:information in 755) [ClassicSimilarity], result of:
           0.10736166 = score(doc=755,freq=2.0), product of:
             0.24932799 = queryWeight, product of:
               1.425598 = boost
               2.435865 = idf(docFreq=10064, maxDocs=42306)
               0.07179939 = queryNorm
             0.43060413 = fieldWeight in 755, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               2.435865 = idf(docFreq=10064, maxDocs=42306)
               0.125 = fieldNorm(doc=755)
         0.4256514 = weight(abstract_txt:disciplines in 755) [ClassicSimilarity], result of:
           0.4256514 = score(doc=755,freq=1.0), product of:
             0.6245601 = queryWeight, product of:
               1.5954518 = boost
               5.452175 = idf(docFreq=492, maxDocs=42306)
               0.07179939 = queryNorm
             0.6815219 = fieldWeight in 755, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               5.452175 = idf(docFreq=492, maxDocs=42306)
               0.125 = fieldNorm(doc=755)
       0.8 = coord(4/5)
   

3. Bates, M.J.: Defining the information disciplines in encyclopedia development (2007) 0.76

   0.7588428 = sum of:
     0.7588428 = product of:
       0.9485535 = sum of:
         0.05240503 = weight(abstract_txt:systems in 401) [ClassicSimilarity], result of:
           0.05240503 = score(doc=401,freq=1.0), product of:
             0.24536175 = queryWeight, product of:
               3.4173236 = idf(docFreq=3771, maxDocs=42306)
               0.07179939 = queryNorm
             0.21358272 = fieldWeight in 401, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.4173236 = idf(docFreq=3771, maxDocs=42306)
               0.0625 = fieldNorm(doc=401)
         0.13763738 = weight(abstract_txt:science in 401) [ClassicSimilarity], result of:
           0.13763738 = score(doc=401,freq=3.0), product of:
             0.3238486 = queryWeight, product of:
               1.1488613 = boost
               3.9260306 = idf(docFreq=2267, maxDocs=42306)
               0.07179939 = queryNorm
             0.4250053 = fieldWeight in 401, product of:
               1.7320508 = tf(freq=3.0), with freq of:
                 3.0 = termFreq=3.0
               3.9260306 = idf(docFreq=2267, maxDocs=42306)
               0.0625 = fieldNorm(doc=401)
         0.120033994 = weight(abstract_txt:information in 401) [ClassicSimilarity], result of:
           0.120033994 = score(doc=401,freq=10.0), product of:
             0.24932799 = queryWeight, product of:
               1.425598 = boost
               2.435865 = idf(docFreq=10064, maxDocs=42306)
               0.07179939 = queryNorm
             0.48143008 = fieldWeight in 401, product of:
               3.1622777 = tf(freq=10.0), with freq of:
                 10.0 = termFreq=10.0
               2.435865 = idf(docFreq=10064, maxDocs=42306)
               0.0625 = fieldNorm(doc=401)
         0.6384771 = weight(abstract_txt:disciplines in 401) [ClassicSimilarity], result of:
           0.6384771 = score(doc=401,freq=9.0), product of:
             0.6245601 = queryWeight, product of:
               1.5954518 = boost
               5.452175 = idf(docFreq=492, maxDocs=42306)
               0.07179939 = queryNorm
             1.0222828 = fieldWeight in 401, product of:
               3.0 = tf(freq=9.0), with freq of:
                 9.0 = termFreq=9.0
               5.452175 = idf(docFreq=492, maxDocs=42306)
               0.0625 = fieldNorm(doc=401)
       0.8 = coord(4/5)
   

4. Kaye, D.: ¬An information model of organization (1996) 0.76

   0.7583557 = sum of:
     0.7583557 = product of:
       0.9479446 = sum of:
         0.0917088 = weight(abstract_txt:systems in 5805) [ClassicSimilarity], result of:
           0.0917088 = score(doc=5805,freq=1.0), product of:
             0.24536175 = queryWeight, product of:
               3.4173236 = idf(docFreq=3771, maxDocs=42306)
               0.07179939 = queryNorm
             0.37376976 = fieldWeight in 5805, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.4173236 = idf(docFreq=3771, maxDocs=42306)
               0.109375 = fieldNorm(doc=5805)
         0.19666576 = weight(abstract_txt:science in 5805) [ClassicSimilarity], result of:
           0.19666576 = score(doc=5805,freq=2.0), product of:
             0.3238486 = queryWeight, product of:
               1.1488613 = boost
               3.9260306 = idf(docFreq=2267, maxDocs=42306)
               0.07179939 = queryNorm
             0.60727686 = fieldWeight in 5805, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               3.9260306 = idf(docFreq=2267, maxDocs=42306)
               0.109375 = fieldNorm(doc=5805)
         0.13285328 = weight(abstract_txt:information in 5805) [ClassicSimilarity], result of:
           0.13285328 = score(doc=5805,freq=4.0), product of:
             0.24932799 = queryWeight, product of:
               1.425598 = boost
               2.435865 = idf(docFreq=10064, maxDocs=42306)
               0.07179939 = queryNorm
             0.53284544 = fieldWeight in 5805, product of:
               2.0 = tf(freq=4.0), with freq of:
                 4.0 = termFreq=4.0
               2.435865 = idf(docFreq=10064, maxDocs=42306)
               0.109375 = fieldNorm(doc=5805)
         0.5267167 = weight(abstract_txt:disciplines in 5805) [ClassicSimilarity], result of:
           0.5267167 = score(doc=5805,freq=2.0), product of:
             0.6245601 = queryWeight, product of:
               1.5954518 = boost
               5.452175 = idf(docFreq=492, maxDocs=42306)
               0.07179939 = queryNorm
             0.8433403 = fieldWeight in 5805, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               5.452175 = idf(docFreq=492, maxDocs=42306)
               0.109375 = fieldNorm(doc=5805)
       0.8 = coord(4/5)
   

5. Encyclopedia of library and information sciences (2010) 0.69

   0.69086456 = sum of:
     0.69086456 = product of:
       0.8635807 = sum of:
         0.06550629 = weight(abstract_txt:systems in 757) [ClassicSimilarity], result of:
           0.06550629 = score(doc=757,freq=1.0), product of:
             0.24536175 = queryWeight, product of:
               3.4173236 = idf(docFreq=3771, maxDocs=42306)
               0.07179939 = queryNorm
             0.2669784 = fieldWeight in 757, product of:
               1.0 = tf(freq=1.0), with freq of:
                 1.0 = termFreq=1.0
               3.4173236 = idf(docFreq=3771, maxDocs=42306)
               0.078125 = fieldNorm(doc=757)
         0.14047556 = weight(abstract_txt:science in 757) [ClassicSimilarity], result of:
           0.14047556 = score(doc=757,freq=2.0), product of:
             0.3238486 = queryWeight, product of:
               1.1488613 = boost
               3.9260306 = idf(docFreq=2267, maxDocs=42306)
               0.07179939 = queryNorm
             0.4337692 = fieldWeight in 757, product of:
               1.4142135 = tf(freq=2.0), with freq of:
                 2.0 = termFreq=2.0
               3.9260306 = idf(docFreq=2267, maxDocs=42306)
               0.078125 = fieldNorm(doc=757)
         0.12553456 = weight(abstract_txt:information in 757) [ClassicSimilarity], result of:
           0.12553456 = score(doc=757,freq=7.0), product of:
             0.24932799 = queryWeight, product of:
               1.425598 = boost
               2.435865 = idf(docFreq=10064, maxDocs=42306)
               0.07179939 = queryNorm
             0.50349164 = fieldWeight in 757, product of:
               2.6457512 = tf(freq=7.0), with freq of:
                 7.0 = termFreq=7.0
               2.435865 = idf(docFreq=10064, maxDocs=42306)
               0.078125 = fieldNorm(doc=757)
         0.53206426 = weight(abstract_txt:disciplines in 757) [ClassicSimilarity], result of:
           0.53206426 = score(doc=757,freq=4.0), product of:
             0.6245601 = queryWeight, product of:
               1.5954518 = boost
               5.452175 = idf(docFreq=492, maxDocs=42306)
               0.07179939 = queryNorm
             0.85190237 = fieldWeight in 757, product of:
               2.0 = tf(freq=4.0), with freq of:
                 4.0 = termFreq=4.0
               5.452175 = idf(docFreq=492, maxDocs=42306)
               0.078125 = fieldNorm(doc=757)
       0.8 = coord(4/5)