Search (2 results, page 1 of 1)

  • × language_ss:"e"
  • × subject_ss:"Information retrieval"
  • × year_i:[1980 TO 1990}
  1. Lancaster, F.W.: Vocabulary control for information retrieval (1986) 0.01
    0.008405251 = product of:
      0.05463413 = sum of:
        0.01599332 = weight(_text_:und in 217) [ClassicSimilarity], result of:
          0.01599332 = score(doc=217,freq=8.0), product of:
            0.0408199 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.018417481 = queryNorm
            0.39180204 = fieldWeight in 217, product of:
              2.828427 = tf(freq=8.0), with freq of:
                8.0 = termFreq=8.0
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.0625 = fieldNorm(doc=217)
        0.01599332 = weight(_text_:und in 217) [ClassicSimilarity], result of:
          0.01599332 = score(doc=217,freq=8.0), product of:
            0.0408199 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.018417481 = queryNorm
            0.39180204 = fieldWeight in 217, product of:
              2.828427 = tf(freq=8.0), with freq of:
                8.0 = termFreq=8.0
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.0625 = fieldNorm(doc=217)
        0.01599332 = weight(_text_:und in 217) [ClassicSimilarity], result of:
          0.01599332 = score(doc=217,freq=8.0), product of:
            0.0408199 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.018417481 = queryNorm
            0.39180204 = fieldWeight in 217, product of:
              2.828427 = tf(freq=8.0), with freq of:
                8.0 = termFreq=8.0
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.0625 = fieldNorm(doc=217)
        0.0066541713 = product of:
          0.019962514 = sum of:
            0.019962514 = weight(_text_:22 in 217) [ClassicSimilarity], result of:
              0.019962514 = score(doc=217,freq=2.0), product of:
                0.06449488 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.018417481 = 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)
          0.33333334 = coord(1/3)
      0.15384616 = coord(4/26)
    
    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. Fugmann, R.: ¬The analytico-synthetic foundation for large indexing & information retrieval systems : dedicated to Prof. Dr. Werner Schultheis, the vigorous initiator of modern chem. documentation in Germany on the occasion of his 85th birthday (1983) 0.00
    0.0039146487 = product of:
      0.033926956 = sum of:
        0.011308985 = weight(_text_:und in 215) [ClassicSimilarity], result of:
          0.011308985 = score(doc=215,freq=4.0), product of:
            0.0408199 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.018417481 = queryNorm
            0.27704588 = fieldWeight in 215, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.0625 = fieldNorm(doc=215)
        0.011308985 = weight(_text_:und in 215) [ClassicSimilarity], result of:
          0.011308985 = score(doc=215,freq=4.0), product of:
            0.0408199 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.018417481 = queryNorm
            0.27704588 = fieldWeight in 215, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.0625 = fieldNorm(doc=215)
        0.011308985 = weight(_text_:und in 215) [ClassicSimilarity], result of:
          0.011308985 = score(doc=215,freq=4.0), product of:
            0.0408199 = queryWeight, product of:
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.018417481 = queryNorm
            0.27704588 = fieldWeight in 215, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              2.216367 = idf(docFreq=13101, maxDocs=44218)
              0.0625 = fieldNorm(doc=215)
      0.115384616 = coord(3/26)
    
    RSWK
    Information und Dokumentation / Systemgrundlage (BVB)
    Subject
    Information und Dokumentation / Systemgrundlage (BVB)