Search (5 results, page 1 of 1)

  • × author_ss:"Lancaster, F.W."
  • × language_ss:"e"
  • × type_ss:"a"
  1. Lancaster, F.W.: Do indexing and abstracting have a future? (2003) 0.01 
    0.013393927 = product of:
  0.080363564 = sum of:
    0.080363564 = product of:
      0.16072713 = sum of:
        0.16072713 = weight(_text_:allgemein in 3761) [ClassicSimilarity], result of:
          0.16072713 = score(doc=3761,freq=2.0), product of:
            0.23071943 = queryWeight, product of:
              5.254347 = idf(docFreq=627, maxDocs=44218)
              0.0439102 = queryNorm
            0.69663453 = fieldWeight in 3761, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              5.254347 = idf(docFreq=627, maxDocs=44218)
              0.09375 = fieldNorm(doc=3761)
      0.5 = coord(1/2)
  0.16666667 = coord(1/6)
    Theme
    Katalogfragen allgemein
  2. Xu, H.; Lancaster, F.W.: Redundancy and uniqueness of subject access points in online catalogs (1998) 0.01 
    0.0066969637 = product of:
  0.040181782 = sum of:
    0.040181782 = product of:
      0.080363564 = sum of:
        0.080363564 = weight(_text_:allgemein in 1788) [ClassicSimilarity], result of:
          0.080363564 = score(doc=1788,freq=2.0), product of:
            0.23071943 = queryWeight, product of:
              5.254347 = idf(docFreq=627, maxDocs=44218)
              0.0439102 = queryNorm
            0.34831727 = fieldWeight in 1788, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              5.254347 = idf(docFreq=627, maxDocs=44218)
              0.046875 = fieldNorm(doc=1788)
      0.5 = coord(1/2)
  0.16666667 = coord(1/6)
    Theme
    Katalogfragen allgemein
  3. Lancaster, F.W.: Vocabulary control in information retrieval systems (1977) 0.01 
    0.0063551026 = product of:
  0.038130615 = sum of:
    0.038130615 = weight(_text_:und in 1774) [ClassicSimilarity], result of:
      0.038130615 = score(doc=1774,freq=2.0), product of:
        0.09732112 = queryWeight, product of:
          2.216367 = idf(docFreq=13101, maxDocs=44218)
          0.0439102 = queryNorm
        0.39180204 = fieldWeight in 1774, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          2.216367 = idf(docFreq=13101, maxDocs=44218)
          0.125 = fieldNorm(doc=1774)
  0.16666667 = coord(1/6)
    Theme
    Konzeption und Anwendung des Prinzips Thesaurus
  4. Krooks, D.A.; Lancaster, F.W.: ¬The evolution of guidelines for thesaurus construction (1993) 0.00 
    0.0031775513 = product of:
  0.019065307 = sum of:
    0.019065307 = weight(_text_:und in 7128) [ClassicSimilarity], result of:
      0.019065307 = score(doc=7128,freq=2.0), product of:
        0.09732112 = queryWeight, product of:
          2.216367 = idf(docFreq=13101, maxDocs=44218)
          0.0439102 = queryNorm
        0.19590102 = fieldWeight in 7128, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          2.216367 = idf(docFreq=13101, maxDocs=44218)
          0.0625 = fieldNorm(doc=7128)
  0.16666667 = coord(1/6)
    Theme
    Konzeption und Anwendung des Prinzips Thesaurus
  5. Lancaster, F.W.: Searching databases on CD-ROM : comparison of the results of end-user searching with results from two modes of searching by skilled intermediaries (1994) 0.00 
    0.0023831634 = product of:
  0.01429898 = sum of:
    0.01429898 = weight(_text_:und in 8372) [ClassicSimilarity], result of:
      0.01429898 = score(doc=8372,freq=2.0), product of:
        0.09732112 = queryWeight, product of:
          2.216367 = idf(docFreq=13101, maxDocs=44218)
          0.0439102 = queryNorm
        0.14692576 = fieldWeight in 8372, product of:
          1.4142135 = tf(freq=2.0), with freq of:
            2.0 = termFreq=2.0
          2.216367 = idf(docFreq=13101, maxDocs=44218)
          0.046875 = fieldNorm(doc=8372)
  0.16666667 = coord(1/6)
    Content
    Im einzelnen wurden für den Patron (P), den Education Librarian (E) und das Team (T) folgende Zahlen ermittelt: Recall (P:32,3%; E:45,9%; T:53,8%); Precision (P:75,5%; E:71,4%; T:66,8%); Novelty (P:51,8%; E:61,6%; T:59,4%)

Authors

Years

Themes