Search (3 results, page 1 of 1)

  • × theme_ss:"Automatisches Indexieren"
  • × theme_ss:"Retrievalstudien"
  • × year_i:[1980 TO 1990}
  1. Fuhr, N.; Niewelt, B.: ¬Ein Retrievaltest mit automatisch indexierten Dokumenten (1984) 0.02 
    0.016742324 = product of:
  0.05022697 = sum of:
    0.02741469 = weight(_text_:und in 262) [ClassicSimilarity], result of:
      0.02741469 = score(doc=262,freq=2.0), product of:
        0.0799666 = queryWeight, product of:
          2.216367 = idf(docFreq=13101, maxDocs=44218)
          0.036080033 = queryNorm
        0.34282678 = fieldWeight in 262, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          2.216367 = idf(docFreq=13101, maxDocs=44218)
          0.109375 = fieldNorm(doc=262)
    0.022812283 = product of:
      0.068436846 = sum of:
        0.068436846 = weight(_text_:22 in 262) [ClassicSimilarity], result of:
          0.068436846 = score(doc=262,freq=2.0), product of:
            0.12634613 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.036080033 = queryNorm
            0.5416616 = fieldWeight in 262, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.109375 = fieldNorm(doc=262)
      0.33333334 = coord(1/3)
  0.33333334 = coord(2/6)
    Date
    20.10.2000 12:22:23
    Source
    Deutscher Dokumentartag 1983, Göttingen, 3.-7.10.1983: Fachinformation und Bildschirmtext. Bearb.: H. Strohl-Goebel
  2. Biebricher, P.; Fuhr, N.; Niewelt, B.: ¬Der AIR-Retrievaltest (1986) 0.01 
    0.0056528146 = product of:
  0.033916887 = sum of:
    0.033916887 = weight(_text_:und in 4040) [ClassicSimilarity], result of:
      0.033916887 = score(doc=4040,freq=6.0), product of:
        0.0799666 = queryWeight, product of:
          2.216367 = idf(docFreq=13101, maxDocs=44218)
          0.036080033 = queryNorm
        0.42413816 = fieldWeight in 4040, product of:
          2.4494898 = tf(freq=6.0), with freq of:
            6.0 = termFreq=6.0
          2.216367 = idf(docFreq=13101, maxDocs=44218)
          0.078125 = fieldNorm(doc=4040)
  0.16666667 = coord(1/6)
    Abstract
    Der Beitrag enthält eine Darstellung zur Durchführung und zu den Ergebnissen des Retrievaltests zum AIR/PHYS-Projekt. Er zählt mit seinen 309 Fragen und 15.000 Dokumenten zu den größten Retrievaltests, die bisher zur Evaluierung automatisierter Indexierungs- oder Retrievalverfahren vorgenommen wurden.
    Source
    Automatische Indexierung zwischen Forschung und Anwendung, Hrsg.: G. Lustig
  3. Hodges, P.R.: Keyword in title indexes : effectiveness of retrieval in computer searches (1983) 0.00 
    0.0019010236 = product of:
  0.011406141 = sum of:
    0.011406141 = product of:
      0.034218423 = sum of:
        0.034218423 = weight(_text_:22 in 5001) [ClassicSimilarity], result of:
          0.034218423 = score(doc=5001,freq=2.0), product of:
            0.12634613 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.036080033 = queryNorm
            0.2708308 = fieldWeight in 5001, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0546875 = fieldNorm(doc=5001)
      0.33333334 = coord(1/3)
  0.16666667 = coord(1/6)
    Date
    14. 3.1996 13:22:21

Authors

Languages