Search (2 results, page 1 of 1)

  • × classification_ss:"ST 270 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme"
  • × subject_ss:"Information Retrieval"
  1. Poetzsch, E.: Information Retrieval : Einführung in Grundlagen und Methoden (2001) 0.10
    0.10339815 = product of:
      0.29296142 = sum of:
        0.072289586 = weight(_text_:allgemeines in 1655) [ClassicSimilarity], result of:
          0.072289586 = score(doc=1655,freq=4.0), product of:
            0.13515018 = queryWeight, product of:
              5.705423 = idf(docFreq=399, maxDocs=44218)
              0.023688022 = queryNorm
            0.5348834 = fieldWeight in 1655, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              5.705423 = idf(docFreq=399, maxDocs=44218)
              0.046875 = fieldNorm(doc=1655)
        0.048005205 = weight(_text_:buch in 1655) [ClassicSimilarity], result of:
          0.048005205 = score(doc=1655,freq=4.0), product of:
            0.110134386 = queryWeight, product of:
              4.64937 = idf(docFreq=1149, maxDocs=44218)
              0.023688022 = queryNorm
            0.43587846 = fieldWeight in 1655, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              4.64937 = idf(docFreq=1149, maxDocs=44218)
              0.046875 = fieldNorm(doc=1655)
        0.023141403 = weight(_text_:und in 1655) [ClassicSimilarity], result of:
          0.023141403 = score(doc=1655,freq=18.0), product of:
            0.05250135 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.023688022 = queryNorm
            0.4407773 = fieldWeight in 1655, product of:
              4.2426405 = tf(freq=18.0), with freq of:
                18.0 = termFreq=18.0
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.046875 = fieldNorm(doc=1655)
        0.022064105 = product of:
          0.04412821 = sum of:
            0.04412821 = weight(_text_:bibliothekswesen in 1655) [ClassicSimilarity], result of:
              0.04412821 = score(doc=1655,freq=4.0), product of:
                0.105593435 = queryWeight, product of:
                  4.457672 = idf(docFreq=1392, maxDocs=44218)
                  0.023688022 = queryNorm
                0.41790676 = fieldWeight in 1655, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  4.457672 = idf(docFreq=1392, maxDocs=44218)
                  0.046875 = fieldNorm(doc=1655)
          0.5 = coord(1/2)
        0.06373056 = weight(_text_:informationswissenschaft in 1655) [ClassicSimilarity], result of:
          0.06373056 = score(doc=1655,freq=8.0), product of:
            0.10670755 = queryWeight, product of:
              4.504705 = idf(docFreq=1328, maxDocs=44218)
              0.023688022 = queryNorm
            0.5972451 = fieldWeight in 1655, product of:
              2.828427 = tf(freq=8.0), with freq of:
                8.0 = termFreq=8.0
              4.504705 = idf(docFreq=1328, maxDocs=44218)
              0.046875 = fieldNorm(doc=1655)
        0.06373056 = weight(_text_:informationswissenschaft in 1655) [ClassicSimilarity], result of:
          0.06373056 = score(doc=1655,freq=8.0), product of:
            0.10670755 = queryWeight, product of:
              4.504705 = idf(docFreq=1328, maxDocs=44218)
              0.023688022 = queryNorm
            0.5972451 = fieldWeight in 1655, product of:
              2.828427 = tf(freq=8.0), with freq of:
                8.0 = termFreq=8.0
              4.504705 = idf(docFreq=1328, maxDocs=44218)
              0.046875 = fieldNorm(doc=1655)
      0.3529412 = coord(6/17)
    
    Classification
    AN 95000 Allgemeines / Buch- und Bibliothekswesen, Informationswissenschaft / Informationswissenschaft / Informationspraxis / Bibliographische Erfassung, Suchpraxis
    ST 270 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme
    Content
    Teil 1: Grundlagen des Information Retrieval: Schwerpunkte des Information Retrieval mit Relevanz für die praktische Recherchedurchführung: Arbeitsschritte einer Recherche, Voraussetzungen für Online-Recherchen, Überblick über Arten von Datenbanken und über Hosts, Benutzerhilfen, Softwaretools, Retrievalsprachen und Kosten; Teil 2: Methoden des Information Retrieval: Einführung in die Methoden des Information Retrieval anhand ausgewählter Beispiele zu Retrievalsprachen, windows-basierten Retrievaltools und Web-Search-Möglichkeiten mittels hostspezifischer Suchoberflächen
    RVK
    AN 95000 Allgemeines / Buch- und Bibliothekswesen, Informationswissenschaft / Informationswissenschaft / Informationspraxis / Bibliographische Erfassung, Suchpraxis
    ST 270 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme
    Series
    Materialien zur Information und Dokumentation; Bd.5
  2. Blair, D.C.: Language and representation in information retrieval (1991) 0.07
    0.070747115 = product of:
      0.20045015 = sum of:
        0.048193056 = weight(_text_:allgemeines in 1545) [ClassicSimilarity], result of:
          0.048193056 = score(doc=1545,freq=4.0), product of:
            0.13515018 = queryWeight, product of:
              5.705423 = idf(docFreq=399, maxDocs=44218)
              0.023688022 = queryNorm
            0.35658893 = fieldWeight in 1545, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              5.705423 = idf(docFreq=399, maxDocs=44218)
              0.03125 = fieldNorm(doc=1545)
        0.03200347 = weight(_text_:buch in 1545) [ClassicSimilarity], result of:
          0.03200347 = score(doc=1545,freq=4.0), product of:
            0.110134386 = queryWeight, product of:
              4.64937 = idf(docFreq=1149, maxDocs=44218)
              0.023688022 = queryNorm
            0.29058564 = fieldWeight in 1545, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              4.64937 = idf(docFreq=1149, maxDocs=44218)
              0.03125 = fieldNorm(doc=1545)
        0.020570137 = weight(_text_:und in 1545) [ClassicSimilarity], result of:
          0.020570137 = score(doc=1545,freq=32.0), product of:
            0.05250135 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.023688022 = queryNorm
            0.39180204 = fieldWeight in 1545, product of:
              5.656854 = tf(freq=32.0), with freq of:
                32.0 = termFreq=32.0
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.03125 = fieldNorm(doc=1545)
        0.014709404 = product of:
          0.029418807 = sum of:
            0.029418807 = weight(_text_:bibliothekswesen in 1545) [ClassicSimilarity], result of:
              0.029418807 = score(doc=1545,freq=4.0), product of:
                0.105593435 = queryWeight, product of:
                  4.457672 = idf(docFreq=1392, maxDocs=44218)
                  0.023688022 = queryNorm
                0.2786045 = fieldWeight in 1545, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  4.457672 = idf(docFreq=1392, maxDocs=44218)
                  0.03125 = fieldNorm(doc=1545)
          0.5 = coord(1/2)
        0.04248704 = weight(_text_:informationswissenschaft in 1545) [ClassicSimilarity], result of:
          0.04248704 = score(doc=1545,freq=8.0), product of:
            0.10670755 = queryWeight, product of:
              4.504705 = idf(docFreq=1328, maxDocs=44218)
              0.023688022 = queryNorm
            0.3981634 = fieldWeight in 1545, product of:
              2.828427 = tf(freq=8.0), with freq of:
                8.0 = termFreq=8.0
              4.504705 = idf(docFreq=1328, maxDocs=44218)
              0.03125 = fieldNorm(doc=1545)
        0.04248704 = weight(_text_:informationswissenschaft in 1545) [ClassicSimilarity], result of:
          0.04248704 = score(doc=1545,freq=8.0), product of:
            0.10670755 = queryWeight, product of:
              4.504705 = idf(docFreq=1328, maxDocs=44218)
              0.023688022 = queryNorm
            0.3981634 = fieldWeight in 1545, product of:
              2.828427 = tf(freq=8.0), with freq of:
                8.0 = termFreq=8.0
              4.504705 = idf(docFreq=1328, maxDocs=44218)
              0.03125 = fieldNorm(doc=1545)
      0.3529412 = coord(6/17)
    
    Classification
    ES 930 Allgemeine und vergleichende Sprach- und Literaturwissenschaft. Indogermanistik. Außereuropäische Sprachen und Literaturen / Spezialbereiche der allgemeinen Sprachwissenschaft / Datenverarbeitung und Sprachwissenschaft. Computerlinguistik / Informationsbehandlung
    ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
    AN 95000 Allgemeines / Buch- und Bibliothekswesen, Informationswissenschaft / Informationswissenschaft / Informationspraxis / Bibliographische Erfassung, Suchpraxis
    ST 270 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme
    RVK
    ES 930 Allgemeine und vergleichende Sprach- und Literaturwissenschaft. Indogermanistik. Außereuropäische Sprachen und Literaturen / Spezialbereiche der allgemeinen Sprachwissenschaft / Datenverarbeitung und Sprachwissenschaft. Computerlinguistik / Informationsbehandlung
    ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
    AN 95000 Allgemeines / Buch- und Bibliothekswesen, Informationswissenschaft / Informationswissenschaft / Informationspraxis / Bibliographische Erfassung, Suchpraxis
    ST 270 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme