Search (3 results, page 1 of 1)

  • × subject_ss:"Information Retrieval"
  • × subject_ss:"Information storage and retrieval systems"
  1. Gödert, W.; Lepsky, K.; Nagelschmidt, M.: Informationserschließung und Automatisches Indexieren : ein Lehr- und Arbeitsbuch (2011) 0.01
    0.012835863 = product of:
      0.032089658 = sum of:
        0.024917377 = weight(_text_:u in 2550) [ClassicSimilarity], result of:
          0.024917377 = score(doc=2550,freq=2.0), product of:
            0.13774939 = queryWeight, product of:
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.04206802 = queryNorm
            0.1808892 = fieldWeight in 2550, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.0390625 = fieldNorm(doc=2550)
        0.007172282 = product of:
          0.014344564 = sum of:
            0.014344564 = weight(_text_:h in 2550) [ClassicSimilarity], result of:
              0.014344564 = score(doc=2550,freq=2.0), product of:
                0.10451586 = queryWeight, product of:
                  2.4844491 = idf(docFreq=10020, maxDocs=44218)
                  0.04206802 = queryNorm
                0.13724773 = fieldWeight in 2550, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4844491 = idf(docFreq=10020, maxDocs=44218)
                  0.0390625 = fieldNorm(doc=2550)
          0.5 = coord(1/2)
      0.4 = coord(2/5)
    
    Footnote
    Rez. in: ABI Technik 32(2012) H.2, S.113-114 (F. Förster)
    Theme
    Grundlagen u. Einführungen: Allgemeine Literatur
  2. Rijsbergen, C.J. van: Information retrieval (1979) 0.01
    0.006976865 = product of:
      0.034884326 = sum of:
        0.034884326 = weight(_text_:u in 856) [ClassicSimilarity], result of:
          0.034884326 = score(doc=856,freq=2.0), product of:
            0.13774939 = queryWeight, product of:
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.04206802 = queryNorm
            0.25324488 = fieldWeight in 856, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.2744443 = idf(docFreq=4547, maxDocs=44218)
              0.0546875 = fieldNorm(doc=856)
      0.2 = coord(1/5)
    
    Theme
    Grundlagen u. Einführungen: Allgemeine Literatur
  3. Modern information retrieval (1999) 0.00
    0.0020082388 = product of:
      0.010041194 = sum of:
        0.010041194 = product of:
          0.020082388 = sum of:
            0.020082388 = weight(_text_:h in 852) [ClassicSimilarity], result of:
              0.020082388 = score(doc=852,freq=2.0), product of:
                0.10451586 = queryWeight, product of:
                  2.4844491 = idf(docFreq=10020, maxDocs=44218)
                  0.04206802 = queryNorm
                0.19214681 = fieldWeight in 852, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  2.4844491 = idf(docFreq=10020, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=852)
          0.5 = coord(1/2)
      0.2 = coord(1/5)
    
    Footnote
    Rez. in: JASIS 51(2000) no.5, S.490-491 (T.A. Brooks); nfd 51(2000) H.4, S.247-248 (T. Mandl)