Document (#5404)

Author
Hawkins, D.T.
Title
On-line information retrieval bibliography : 1965-1976
Source
Online review. 1(1977) no.1 [Supplement]
Year
1977
Pages
55 S
Abstract
Enthält 615 Literaturhinweise
Footnote
Fortgesetzt durch versch. Updates in derselben Zeitschrift
Theme
Literaturübersicht

Similar documents (author)

  1. Hawkins, D.T.: Online information retrieval systems (1981) 5.41
    5.4105906 = sum of:
      5.4105906 = weight(author_txt:hawkins in 2959) [ClassicSimilarity], result of:
        5.4105906 = fieldWeight in 2959, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.656945 = idf(docFreq=20, maxDocs=44421)
          0.625 = fieldNorm(doc=2959)
    
  2. Hawkins, D.T.: Growth trends in the electronic information services market (1993) 5.41
    5.4105906 = sum of:
      5.4105906 = weight(author_txt:hawkins in 6279) [ClassicSimilarity], result of:
        5.4105906 = fieldWeight in 6279, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.656945 = idf(docFreq=20, maxDocs=44421)
          0.625 = fieldNorm(doc=6279)
    
  3. Hawkins, D.T.: Growth trends in the electronic information services market (1993) 5.41
    5.4105906 = sum of:
      5.4105906 = weight(author_txt:hawkins in 6530) [ClassicSimilarity], result of:
        5.4105906 = fieldWeight in 6530, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.656945 = idf(docFreq=20, maxDocs=44421)
          0.625 = fieldNorm(doc=6530)
    
  4. Hawkins, D.T.: Growth trends in the electronic information services market (1994) 5.41
    5.4105906 = sum of:
      5.4105906 = weight(author_txt:hawkins in 7017) [ClassicSimilarity], result of:
        5.4105906 = fieldWeight in 7017, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.656945 = idf(docFreq=20, maxDocs=44421)
          0.625 = fieldNorm(doc=7017)
    
  5. Hawkins, D.T.: Online information retrieval bibliography (1978-) 5.41
    5.4105906 = sum of:
      5.4105906 = weight(author_txt:hawkins in 55) [ClassicSimilarity], result of:
        5.4105906 = fieldWeight in 55, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          8.656945 = idf(docFreq=20, maxDocs=44421)
          0.625 = fieldNorm(doc=55)
    

Similar documents (content)

  1. Bärmann, U.: Neue CD-ROM Der Deutschen Bibliothek : DNB-CD retro (1995) 0.33
    0.33105838 = sum of:
      0.33105838 = product of:
        1.3242335 = sum of:
          0.40165514 = weight(abstract_txt:enthält in 5920) [ClassicSimilarity], result of:
            0.40165514 = score(doc=5920,freq=1.0), product of:
              0.26372647 = queryWeight, product of:
                2.518499 = boost
                6.0919957 = idf(docFreq=272, maxDocs=44421)
                0.017189069 = queryNorm
              1.5229989 = fieldWeight in 5920, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.0919957 = idf(docFreq=272, maxDocs=44421)
                0.25 = fieldNorm(doc=5920)
          0.92257833 = weight(abstract_txt:1965 in 5920) [ClassicSimilarity], result of:
            0.92257833 = score(doc=5920,freq=1.0), product of:
              0.45911378 = queryWeight, product of:
                3.3229597 = boost
                8.037906 = idf(docFreq=38, maxDocs=44421)
                0.017189069 = queryNorm
              2.0094764 = fieldWeight in 5920, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.037906 = idf(docFreq=38, maxDocs=44421)
                0.25 = fieldNorm(doc=5920)
        0.25 = coord(2/8)
    
  2. Lioma, C.; Ounis, I.: ¬A syntactically-based query reformulation technique for information retrieval (2008) 0.23
    0.22764096 = sum of:
      0.22764096 = product of:
        0.4552819 = sum of:
          0.01100034 = weight(abstract_txt:information in 3031) [ClassicSimilarity], result of:
            0.01100034 = score(doc=3031,freq=4.0), product of:
              0.04157863 = queryWeight, product of:
                2.4188995 = idf(docFreq=10748, maxDocs=44421)
                0.017189069 = queryNorm
              0.26456714 = fieldWeight in 3031, product of:
                2.0 = tf(freq=4.0), with freq of:
                  4.0 = termFreq=4.0
                2.4188995 = idf(docFreq=10748, maxDocs=44421)
                0.0546875 = fieldNorm(doc=3031)
          0.046184294 = weight(abstract_txt:retrieval in 3031) [ClassicSimilarity], result of:
            0.046184294 = score(doc=3031,freq=8.0), product of:
              0.08588533 = queryWeight, product of:
                1.4372238 = boost
                3.4765 = idf(docFreq=3732, maxDocs=44421)
                0.017189069 = queryNorm
              0.5377437 = fieldWeight in 3031, product of:
                2.828427 = tf(freq=8.0), with freq of:
                  8.0 = termFreq=8.0
                3.4765 = idf(docFreq=3732, maxDocs=44421)
                0.0546875 = fieldNorm(doc=3031)
          0.1962833 = weight(abstract_txt:1976 in 3031) [ClassicSimilarity], result of:
            0.1962833 = score(doc=3031,freq=1.0), product of:
              0.450687 = queryWeight, product of:
                3.2923229 = boost
                7.963798 = idf(docFreq=41, maxDocs=44421)
                0.017189069 = queryNorm
              0.4355202 = fieldWeight in 3031, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.963798 = idf(docFreq=41, maxDocs=44421)
                0.0546875 = fieldNorm(doc=3031)
          0.201814 = weight(abstract_txt:1965 in 3031) [ClassicSimilarity], result of:
            0.201814 = score(doc=3031,freq=1.0), product of:
              0.45911378 = queryWeight, product of:
                3.3229597 = boost
                8.037906 = idf(docFreq=38, maxDocs=44421)
                0.017189069 = queryNorm
              0.43957296 = fieldWeight in 3031, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.037906 = idf(docFreq=38, maxDocs=44421)
                0.0546875 = fieldNorm(doc=3031)
        0.5 = coord(4/8)
    
  3. Tuomaala, O.; Järvelin, K.; Vakkari, P.: Evolution of library and information science, 1965-2005 : content analysis of journal articles (2014) 0.19
    0.19033425 = sum of:
      0.19033425 = product of:
        0.507558 = sum of:
          0.019877788 = weight(abstract_txt:information in 2309) [ClassicSimilarity], result of:
            0.019877788 = score(doc=2309,freq=10.0), product of:
              0.04157863 = queryWeight, product of:
                2.4188995 = idf(docFreq=10748, maxDocs=44421)
                0.017189069 = queryNorm
              0.478077 = fieldWeight in 2309, product of:
                3.1622777 = tf(freq=10.0), with freq of:
                  10.0 = termFreq=10.0
                2.4188995 = idf(docFreq=10748, maxDocs=44421)
                0.0625 = fieldNorm(doc=2309)
          0.026391024 = weight(abstract_txt:retrieval in 2309) [ClassicSimilarity], result of:
            0.026391024 = score(doc=2309,freq=2.0), product of:
              0.08588533 = queryWeight, product of:
                1.4372238 = boost
                3.4765 = idf(docFreq=3732, maxDocs=44421)
                0.017189069 = queryNorm
              0.3072821 = fieldWeight in 2309, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.4765 = idf(docFreq=3732, maxDocs=44421)
                0.0625 = fieldNorm(doc=2309)
          0.46128917 = weight(abstract_txt:1965 in 2309) [ClassicSimilarity], result of:
            0.46128917 = score(doc=2309,freq=4.0), product of:
              0.45911378 = queryWeight, product of:
                3.3229597 = boost
                8.037906 = idf(docFreq=38, maxDocs=44421)
                0.017189069 = queryNorm
              1.0047382 = fieldWeight in 2309, product of:
                2.0 = tf(freq=4.0), with freq of:
                  4.0 = termFreq=4.0
                8.037906 = idf(docFreq=38, maxDocs=44421)
                0.0625 = fieldNorm(doc=2309)
        0.375 = coord(3/8)
    
  4. Göbel, S.; Wegner, B.: ¬Das Zentralblatt als Zugang zur mathematischen Literatur von 1868 bis heute (2004) 0.16
    0.15922396 = sum of:
      0.15922396 = product of:
        0.63689584 = sum of:
          0.01100034 = weight(abstract_txt:information in 1205) [ClassicSimilarity], result of:
            0.01100034 = score(doc=1205,freq=1.0), product of:
              0.04157863 = queryWeight, product of:
                2.4188995 = idf(docFreq=10748, maxDocs=44421)
                0.017189069 = queryNorm
              0.26456714 = fieldWeight in 1205, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                2.4188995 = idf(docFreq=10748, maxDocs=44421)
                0.109375 = fieldNorm(doc=1205)
          0.6258955 = weight(abstract_txt:literaturhinweise in 1205) [ClassicSimilarity], result of:
            0.6258955 = score(doc=1205,freq=1.0), product of:
              0.6150834 = queryWeight, product of:
                3.8462005 = boost
                9.303573 = idf(docFreq=10, maxDocs=44421)
                0.017189069 = queryNorm
              1.0175782 = fieldWeight in 1205, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                9.303573 = idf(docFreq=10, maxDocs=44421)
                0.109375 = fieldNorm(doc=1205)
        0.25 = coord(2/8)
    
  5. Hartmann, K.: PDS: Retrievalsoftware für die Pressedatenbank (1984) 0.14
    0.14111844 = sum of:
      0.14111844 = product of:
        0.56447375 = sum of:
          0.02799191 = weight(abstract_txt:retrieval in 5184) [ClassicSimilarity], result of:
            0.02799191 = score(doc=5184,freq=1.0), product of:
              0.08588533 = queryWeight, product of:
                1.4372238 = boost
                3.4765 = idf(docFreq=3732, maxDocs=44421)
                0.017189069 = queryNorm
              0.3259219 = fieldWeight in 5184, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                3.4765 = idf(docFreq=3732, maxDocs=44421)
                0.09375 = fieldNorm(doc=5184)
          0.53648186 = weight(abstract_txt:literaturhinweise in 5184) [ClassicSimilarity], result of:
            0.53648186 = score(doc=5184,freq=1.0), product of:
              0.6150834 = queryWeight, product of:
                3.8462005 = boost
                9.303573 = idf(docFreq=10, maxDocs=44421)
                0.017189069 = queryNorm
              0.8722099 = fieldWeight in 5184, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                9.303573 = idf(docFreq=10, maxDocs=44421)
                0.09375 = fieldNorm(doc=5184)
        0.25 = coord(2/8)