Search (2 results, page 1 of 1)

  • × subject_ss:"Information retrieval"
  • × classification_ss:"ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme"
  1. Lancaster, F.W.: Vocabulary control for information retrieval (1986) 0.03 
    0.03471852 = product of:
  0.13887408 = sum of:
    0.13887408 = sum of:
      0.08954093 = weight(_text_:software in 217) [ClassicSimilarity], result of:
        0.08954093 = score(doc=217,freq=4.0), product of:
          0.18056466 = queryWeight, product of:
            3.9671519 = idf(docFreq=2274, maxDocs=44218)
            0.045514934 = queryNorm
          0.49589399 = fieldWeight in 217, product of:
            2.0 = tf(freq=4.0), with freq of:
              4.0 = termFreq=4.0
            3.9671519 = idf(docFreq=2274, maxDocs=44218)
            0.0625 = fieldNorm(doc=217)
      0.049333163 = weight(_text_:22 in 217) [ClassicSimilarity], result of:
        0.049333163 = score(doc=217,freq=2.0), product of:
          0.15938555 = queryWeight, product of:
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.045514934 = queryNorm
          0.30952093 = fieldWeight in 217, product of:
            1.4142135 = tf(freq=2.0), with freq of:
              2.0 = termFreq=2.0
            3.5018296 = idf(docFreq=3622, maxDocs=44218)
            0.0625 = fieldNorm(doc=217)
  0.25 = coord(1/4)
    Classification
    ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
    Date
    22. 4.2007 10:07:51
    RVK
    ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
  2. Blair, D.C.: Language and representation in information retrieval (1991) 0.01 
    0.007914375 = product of:
  0.0316575 = sum of:
    0.0316575 = product of:
      0.063315 = sum of:
        0.063315 = weight(_text_:software in 1545) [ClassicSimilarity], result of:
          0.063315 = score(doc=1545,freq=8.0), product of:
            0.18056466 = queryWeight, product of:
              3.9671519 = idf(docFreq=2274, maxDocs=44218)
              0.045514934 = queryNorm
            0.35064998 = fieldWeight in 1545, product of:
              2.828427 = tf(freq=8.0), with freq of:
                8.0 = termFreq=8.0
              3.9671519 = idf(docFreq=2274, maxDocs=44218)
              0.03125 = fieldNorm(doc=1545)
      0.5 = coord(1/2)
  0.25 = coord(1/4)
    Classification
    ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
    ST 270 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme
    RVK
    ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
    ST 270 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme

Authors

Years

Themes

Subjects

Classifications