Document (#27424)

Author
Gebhardt, F.
Title
Semantisches Wissen in Datenbanken : ein Literaturbericht
Source
Informatik Spektrum. 10(1987), S.79-98
Year
1987
Abstract
Die "Bedeutung" der Daten schlägt sich darin nieder, wie sie verarbeitet werden oder überhaupt nur verarbeitet werden dürfen. Dieser semantische Aspekt steckt vorwiegend in den Verarbeitungsprogrammen. In mancherlei Situationen ist es jedoch sinnvoll, wenigstens einen Teil davon in die Datenbank zu übernehmen. Hierfür gibt es vielfältige Methoden mit recht unterschiedlichen Voraussetzungen, Auswirkungen und Leistungen ...
Theme
Literaturübersicht
Information

Similar documents (author)

  1. Gebhardt, W.: ¬Die Sachkatalogisierung als Aufgabe des wissenschaftlichen Bibliothekars (1959) 5.94
    5.9401517 = sum of:
      5.9401517 = weight(author_txt:gebhardt in 588) [ClassicSimilarity], result of:
        5.9401517 = fieldWeight in 588, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.504243 = idf(docFreq=8, maxDocs=44421)
          0.625 = fieldNorm(doc=588)
    
  2. Gebhardt, W.: ¬Der neue Sachkatalog der westdeutschen Bibliothek (1951) 5.94
    5.9401517 = sum of:
      5.9401517 = weight(author_txt:gebhardt in 1291) [ClassicSimilarity], result of:
        5.9401517 = fieldWeight in 1291, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.504243 = idf(docFreq=8, maxDocs=44421)
          0.625 = fieldNorm(doc=1291)
    
  3. Gebhardt, F.: Dokumenten-Retrieval und Künstliche Intelligenz (1987) 5.94
    5.9401517 = sum of:
      5.9401517 = weight(author_txt:gebhardt in 3157) [ClassicSimilarity], result of:
        5.9401517 = fieldWeight in 3157, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.504243 = idf(docFreq=8, maxDocs=44421)
          0.625 = fieldNorm(doc=3157)
    
  4. Gebhardt, F.: Querverbindungen zwischen Information-Retrieval- und Experten-Systemen (1985) 5.94
    5.9401517 = sum of:
      5.9401517 = weight(author_txt:gebhardt in 5178) [ClassicSimilarity], result of:
        5.9401517 = fieldWeight in 5178, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.504243 = idf(docFreq=8, maxDocs=44421)
          0.625 = fieldNorm(doc=5178)
    
  5. Gebhardt, W.: ¬Eine erfolgreiche deutsche Sachkatalogisierungsmethodik : H.W. Eppelsheimer zum 17.10.1970 (1970) 5.94
    5.9401517 = sum of:
      5.9401517 = weight(author_txt:gebhardt in 6238) [ClassicSimilarity], result of:
        5.9401517 = fieldWeight in 6238, product of:
          1.0 = tf(freq=1.0), with freq of:
            1.0 = termFreq=1.0
          9.504243 = idf(docFreq=8, maxDocs=44421)
          0.625 = fieldNorm(doc=6238)
    

Similar documents (content)

  1. Reitbauer, A.: IT Konsolidierung und Informationsintegration (2006) 0.09
    0.09413209 = sum of:
      0.09413209 = product of:
        0.47066045 = sum of:
          0.068189956 = weight(abstract_txt:unterschiedlichen in 806) [ClassicSimilarity], result of:
            0.068189956 = score(doc=806,freq=1.0), product of:
              0.12010519 = queryWeight, product of:
                6.0560207 = idf(docFreq=282, maxDocs=44421)
                0.019832361 = queryNorm
              0.56775194 = fieldWeight in 806, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.0560207 = idf(docFreq=282, maxDocs=44421)
                0.09375 = fieldNorm(doc=806)
          0.1395205 = weight(abstract_txt:semantische in 806) [ClassicSimilarity], result of:
            0.1395205 = score(doc=806,freq=2.0), product of:
              0.15363736 = queryWeight, product of:
                1.1310128 = boost
                6.849437 = idf(docFreq=127, maxDocs=44421)
                0.019832361 = queryNorm
              0.9081157 = fieldWeight in 806, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                6.849437 = idf(docFreq=127, maxDocs=44421)
                0.09375 = fieldNorm(doc=806)
          0.10183989 = weight(abstract_txt:auswirkungen in 806) [ClassicSimilarity], result of:
            0.10183989 = score(doc=806,freq=1.0), product of:
              0.15692548 = queryWeight, product of:
                1.1430516 = boost
                6.922344 = idf(docFreq=118, maxDocs=44421)
                0.019832361 = queryNorm
              0.64896977 = fieldWeight in 806, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.922344 = idf(docFreq=118, maxDocs=44421)
                0.09375 = fieldNorm(doc=806)
          0.04590396 = weight(abstract_txt:werden in 806) [ClassicSimilarity], result of:
            0.04590396 = score(doc=806,freq=3.0), product of:
              0.08059063 = queryWeight, product of:
                1.1584475 = boost
                3.507791 = idf(docFreq=3617, maxDocs=44421)
                0.019832361 = queryNorm
              0.56959426 = fieldWeight in 806, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                3.507791 = idf(docFreq=3617, maxDocs=44421)
                0.09375 = fieldNorm(doc=806)
          0.11520614 = weight(abstract_txt:aspekt in 806) [ClassicSimilarity], result of:
            0.11520614 = score(doc=806,freq=1.0), product of:
              0.17037214 = queryWeight, product of:
                1.1910182 = boost
                7.212831 = idf(docFreq=88, maxDocs=44421)
                0.019832361 = queryNorm
              0.6762029 = fieldWeight in 806, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.212831 = idf(docFreq=88, maxDocs=44421)
                0.09375 = fieldNorm(doc=806)
        0.2 = coord(5/25)
    
  2. Roth, A.: Modellierung und Anwendung von Ontologien am Beispiel "Operations Research & Management Science" (2002) 0.08
    0.083330415 = sum of:
      0.083330415 = product of:
        0.41665208 = sum of:
          0.04793836 = weight(abstract_txt:datenbank in 11) [ClassicSimilarity], result of:
            0.04793836 = score(doc=11,freq=1.0), product of:
              0.12443173 = queryWeight, product of:
                1.0178521 = boost
                6.1641335 = idf(docFreq=253, maxDocs=44421)
                0.019832361 = queryNorm
              0.38525835 = fieldWeight in 11, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.1641335 = idf(docFreq=253, maxDocs=44421)
                0.0625 = fieldNorm(doc=11)
          0.05476815 = weight(abstract_txt:darin in 11) [ClassicSimilarity], result of:
            0.05476815 = score(doc=11,freq=1.0), product of:
              0.13598606 = queryWeight, product of:
                1.0640604 = boost
                6.443972 = idf(docFreq=191, maxDocs=44421)
                0.019832361 = queryNorm
              0.40274826 = fieldWeight in 11, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.443972 = idf(docFreq=191, maxDocs=44421)
                0.0625 = fieldNorm(doc=11)
          0.065770596 = weight(abstract_txt:semantische in 11) [ClassicSimilarity], result of:
            0.065770596 = score(doc=11,freq=1.0), product of:
              0.15363736 = queryWeight, product of:
                1.1310128 = boost
                6.849437 = idf(docFreq=127, maxDocs=44421)
                0.019832361 = queryNorm
              0.42808983 = fieldWeight in 11, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.849437 = idf(docFreq=127, maxDocs=44421)
                0.0625 = fieldNorm(doc=11)
          0.046746306 = weight(abstract_txt:werden in 11) [ClassicSimilarity], result of:
            0.046746306 = score(doc=11,freq=7.0), product of:
              0.08059063 = queryWeight, product of:
                1.1584475 = boost
                3.507791 = idf(docFreq=3617, maxDocs=44421)
                0.019832361 = queryNorm
              0.5800464 = fieldWeight in 11, product of:
                2.6457512 = tf(freq=7.0), with freq of:
                  7.0 = termFreq=7.0
                3.507791 = idf(docFreq=3617, maxDocs=44421)
                0.0625 = fieldNorm(doc=11)
          0.20142868 = weight(abstract_txt:verarbeitet in 11) [ClassicSimilarity], result of:
            0.20142868 = score(doc=11,freq=1.0), product of:
              0.40822527 = queryWeight, product of:
                2.6072583 = boost
                7.894805 = idf(docFreq=44, maxDocs=44421)
                0.019832361 = queryNorm
              0.4934253 = fieldWeight in 11, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.894805 = idf(docFreq=44, maxDocs=44421)
                0.0625 = fieldNorm(doc=11)
        0.2 = coord(5/25)
    
  3. Curio, H.-J. (Mitarb.); Körner, H.P. (Mitarb.); Marohn, H.-D. (Mitarb.): Fachthesaurus Luftverkehr und Randgebiete (1990) 0.08
    0.07700273 = sum of:
      0.07700273 = product of:
        0.3208447 = sum of:
          0.03595377 = weight(abstract_txt:datenbank in 5218) [ClassicSimilarity], result of:
            0.03595377 = score(doc=5218,freq=1.0), product of:
              0.12443173 = queryWeight, product of:
                1.0178521 = boost
                6.1641335 = idf(docFreq=253, maxDocs=44421)
                0.019832361 = queryNorm
              0.28894377 = fieldWeight in 5218, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.1641335 = idf(docFreq=253, maxDocs=44421)
                0.046875 = fieldNorm(doc=5218)
          0.041076113 = weight(abstract_txt:darin in 5218) [ClassicSimilarity], result of:
            0.041076113 = score(doc=5218,freq=1.0), product of:
              0.13598606 = queryWeight, product of:
                1.0640604 = boost
                6.443972 = idf(docFreq=191, maxDocs=44421)
                0.019832361 = queryNorm
              0.3020612 = fieldWeight in 5218, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.443972 = idf(docFreq=191, maxDocs=44421)
                0.046875 = fieldNorm(doc=5218)
          0.026502663 = weight(abstract_txt:werden in 5218) [ClassicSimilarity], result of:
            0.026502663 = score(doc=5218,freq=4.0), product of:
              0.08059063 = queryWeight, product of:
                1.1584475 = boost
                3.507791 = idf(docFreq=3617, maxDocs=44421)
                0.019832361 = queryNorm
              0.3288554 = fieldWeight in 5218, product of:
                2.0 = tf(freq=4.0), with freq of:
                  4.0 = termFreq=4.0
                3.507791 = idf(docFreq=3617, maxDocs=44421)
                0.046875 = fieldNorm(doc=5218)
          0.08303109 = weight(abstract_txt:hierfür in 5218) [ClassicSimilarity], result of:
            0.08303109 = score(doc=5218,freq=2.0), product of:
              0.17255147 = queryWeight, product of:
                1.1986115 = boost
                7.2588162 = idf(docFreq=84, maxDocs=44421)
                0.019832361 = queryNorm
              0.48119608 = fieldWeight in 5218, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                7.2588162 = idf(docFreq=84, maxDocs=44421)
                0.046875 = fieldNorm(doc=5218)
          0.06670549 = weight(abstract_txt:vielfältige in 5218) [ClassicSimilarity], result of:
            0.06670549 = score(doc=5218,freq=1.0), product of:
              0.18787798 = queryWeight, product of:
                1.2507112 = boost
                7.574333 = idf(docFreq=61, maxDocs=44421)
                0.019832361 = queryNorm
              0.35504687 = fieldWeight in 5218, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.574333 = idf(docFreq=61, maxDocs=44421)
                0.046875 = fieldNorm(doc=5218)
          0.06757557 = weight(abstract_txt:übernehmen in 5218) [ClassicSimilarity], result of:
            0.06757557 = score(doc=5218,freq=1.0), product of:
              0.18950818 = queryWeight, product of:
                1.2561257 = boost
                7.607123 = idf(docFreq=59, maxDocs=44421)
                0.019832361 = queryNorm
              0.3565839 = fieldWeight in 5218, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.607123 = idf(docFreq=59, maxDocs=44421)
                0.046875 = fieldNorm(doc=5218)
        0.24 = coord(6/25)
    
  4. Blittkowsky, R.: ¬Das World Wide Web gleicht einer Fliege : Studien versuchen zu erklären, warum Suchmaschinen nicht immer fündig werden (2001) 0.07
    0.071345456 = sum of:
      0.071345456 = product of:
        0.29727274 = sum of:
          0.04151584 = weight(abstract_txt:datenbank in 2090) [ClassicSimilarity], result of:
            0.04151584 = score(doc=2090,freq=3.0), product of:
              0.12443173 = queryWeight, product of:
                1.0178521 = boost
                6.1641335 = idf(docFreq=253, maxDocs=44421)
                0.019832361 = queryNorm
              0.3336435 = fieldWeight in 2090, product of:
                1.7320508 = tf(freq=3.0), with freq of:
                  3.0 = termFreq=3.0
                6.1641335 = idf(docFreq=253, maxDocs=44421)
                0.03125 = fieldNorm(doc=2090)
          0.027384074 = weight(abstract_txt:darin in 2090) [ClassicSimilarity], result of:
            0.027384074 = score(doc=2090,freq=1.0), product of:
              0.13598606 = queryWeight, product of:
                1.0640604 = boost
                6.443972 = idf(docFreq=191, maxDocs=44421)
                0.019832361 = queryNorm
              0.20137413 = fieldWeight in 2090, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.443972 = idf(docFreq=191, maxDocs=44421)
                0.03125 = fieldNorm(doc=2090)
          0.017668443 = weight(abstract_txt:werden in 2090) [ClassicSimilarity], result of:
            0.017668443 = score(doc=2090,freq=4.0), product of:
              0.08059063 = queryWeight, product of:
                1.1584475 = boost
                3.507791 = idf(docFreq=3617, maxDocs=44421)
                0.019832361 = queryNorm
              0.21923694 = fieldWeight in 2090, product of:
                2.0 = tf(freq=4.0), with freq of:
                  4.0 = termFreq=4.0
                3.507791 = idf(docFreq=3617, maxDocs=44421)
                0.03125 = fieldNorm(doc=2090)
          0.0521596 = weight(abstract_txt:vorwiegend in 2090) [ClassicSimilarity], result of:
            0.0521596 = score(doc=2090,freq=1.0), product of:
              0.20895456 = queryWeight, product of:
                1.3190007 = boost
                7.9878955 = idf(docFreq=40, maxDocs=44421)
                0.019832361 = queryNorm
              0.24962173 = fieldWeight in 2090, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.9878955 = idf(docFreq=40, maxDocs=44421)
                0.03125 = fieldNorm(doc=2090)
          0.05783046 = weight(abstract_txt:steckt in 2090) [ClassicSimilarity], result of:
            0.05783046 = score(doc=2090,freq=1.0), product of:
              0.22383781 = queryWeight, product of:
                1.3651671 = boost
                8.267481 = idf(docFreq=30, maxDocs=44421)
                0.019832361 = queryNorm
              0.25835878 = fieldWeight in 2090, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.267481 = idf(docFreq=30, maxDocs=44421)
                0.03125 = fieldNorm(doc=2090)
          0.10071434 = weight(abstract_txt:verarbeitet in 2090) [ClassicSimilarity], result of:
            0.10071434 = score(doc=2090,freq=1.0), product of:
              0.40822527 = queryWeight, product of:
                2.6072583 = boost
                7.894805 = idf(docFreq=44, maxDocs=44421)
                0.019832361 = queryNorm
              0.24671265 = fieldWeight in 2090, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.894805 = idf(docFreq=44, maxDocs=44421)
                0.03125 = fieldNorm(doc=2090)
        0.24 = coord(6/25)
    
  5. Steinbuch, K.: Maßlos informiert : die Enteignung des Denkens (1978) 0.07
    0.06592081 = sum of:
      0.06592081 = product of:
        0.32960403 = sum of:
          0.047922127 = weight(abstract_txt:darin in 2381) [ClassicSimilarity], result of:
            0.047922127 = score(doc=2381,freq=1.0), product of:
              0.13598606 = queryWeight, product of:
                1.0640604 = boost
                6.443972 = idf(docFreq=191, maxDocs=44421)
                0.019832361 = queryNorm
              0.3524047 = fieldWeight in 2381, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                6.443972 = idf(docFreq=191, maxDocs=44421)
                0.0546875 = fieldNorm(doc=2381)
          0.021863582 = weight(abstract_txt:werden in 2381) [ClassicSimilarity], result of:
            0.021863582 = score(doc=2381,freq=2.0), product of:
              0.08059063 = queryWeight, product of:
                1.1584475 = boost
                3.507791 = idf(docFreq=3617, maxDocs=44421)
                0.019832361 = queryNorm
              0.27129185 = fieldWeight in 2381, product of:
                1.4142135 = tf(freq=2.0), with freq of:
                  2.0 = termFreq=2.0
                3.507791 = idf(docFreq=3617, maxDocs=44421)
                0.0546875 = fieldNorm(doc=2381)
          0.06849716 = weight(abstract_txt:hierfür in 2381) [ClassicSimilarity], result of:
            0.06849716 = score(doc=2381,freq=1.0), product of:
              0.17255147 = queryWeight, product of:
                1.1986115 = boost
                7.2588162 = idf(docFreq=84, maxDocs=44421)
                0.019832361 = queryNorm
              0.39696652 = fieldWeight in 2381, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.2588162 = idf(docFreq=84, maxDocs=44421)
                0.0546875 = fieldNorm(doc=2381)
          0.0912793 = weight(abstract_txt:vorwiegend in 2381) [ClassicSimilarity], result of:
            0.0912793 = score(doc=2381,freq=1.0), product of:
              0.20895456 = queryWeight, product of:
                1.3190007 = boost
                7.9878955 = idf(docFreq=40, maxDocs=44421)
                0.019832361 = queryNorm
              0.43683803 = fieldWeight in 2381, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                7.9878955 = idf(docFreq=40, maxDocs=44421)
                0.0546875 = fieldNorm(doc=2381)
          0.10004186 = weight(abstract_txt:situationen in 2381) [ClassicSimilarity], result of:
            0.10004186 = score(doc=2381,freq=1.0), product of:
              0.22212195 = queryWeight, product of:
                1.3599247 = boost
                8.235732 = idf(docFreq=31, maxDocs=44421)
                0.019832361 = queryNorm
              0.4503916 = fieldWeight in 2381, product of:
                1.0 = tf(freq=1.0), with freq of:
                  1.0 = termFreq=1.0
                8.235732 = idf(docFreq=31, maxDocs=44421)
                0.0546875 = fieldNorm(doc=2381)
        0.2 = coord(5/25)