Search (7 results, page 1 of 1)

  • × author_ss:"Rijsbergen, C.J. van"
  1. Jose, J.M.; Joho, H.; Rijsbergen, C.J. van: Adaptive information retrieval : introduction to the special topic issue of information processing and management (2008) 0.01
    0.009055354 = product of:
      0.04527677 = sum of:
        0.04527677 = product of:
          0.09055354 = sum of:
            0.09055354 = weight(_text_:management in 6243) [ClassicSimilarity], result of:
              0.09055354 = score(doc=6243,freq=4.0), product of:
                0.14328322 = queryWeight, product of:
                  3.3706124 = idf(docFreq=4130, maxDocs=44218)
                  0.042509552 = queryNorm
                0.63198984 = fieldWeight in 6243, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  3.3706124 = idf(docFreq=4130, maxDocs=44218)
                  0.09375 = fieldNorm(doc=6243)
          0.5 = coord(1/2)
      0.2 = coord(1/5)
    
    Source
    Information processing and management. 44(2008) no.6, S.1819-1821
  2. Dunlop, M.D.; Rijsbergen, C.J. van: Hypermedia and free text retrieval (1993) 0.01
    0.008537469 = product of:
      0.042687345 = sum of:
        0.042687345 = product of:
          0.08537469 = sum of:
            0.08537469 = weight(_text_:management in 4709) [ClassicSimilarity], result of:
              0.08537469 = score(doc=4709,freq=2.0), product of:
                0.14328322 = queryWeight, product of:
                  3.3706124 = idf(docFreq=4130, maxDocs=44218)
                  0.042509552 = queryNorm
                0.5958457 = fieldWeight in 4709, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.3706124 = idf(docFreq=4130, maxDocs=44218)
                  0.125 = fieldNorm(doc=4709)
          0.5 = coord(1/2)
      0.2 = coord(1/5)
    
    Source
    Information processing and management. 29(1993) no.3, S.287-298
  3. Smeaton, A.F.; Rijsbergen, C.J. van: ¬The retrieval effects of query expansion on a feedback document retrieval system (1983) 0.01
    0.008063241 = product of:
      0.0403162 = sum of:
        0.0403162 = product of:
          0.0806324 = sum of:
            0.0806324 = weight(_text_:22 in 2134) [ClassicSimilarity], result of:
              0.0806324 = score(doc=2134,freq=2.0), product of:
                0.14886121 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.042509552 = queryNorm
                0.5416616 = fieldWeight in 2134, 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=2134)
          0.5 = coord(1/2)
      0.2 = coord(1/5)
    
    Date
    30. 3.2001 13:32:22
  4. Rijsbergen, C.J. van: Information retrieval (1979) 0.01
    0.00528229 = product of:
      0.026411448 = sum of:
        0.026411448 = product of:
          0.052822895 = sum of:
            0.052822895 = weight(_text_:management in 856) [ClassicSimilarity], result of:
              0.052822895 = score(doc=856,freq=4.0), product of:
                0.14328322 = queryWeight, product of:
                  3.3706124 = idf(docFreq=4130, maxDocs=44218)
                  0.042509552 = queryNorm
                0.36866072 = fieldWeight in 856, product of:
                  2.0 = tf(freq=4.0), with freq of:
                    4.0 = termFreq=4.0
                  3.3706124 = idf(docFreq=4130, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=856)
          0.5 = coord(1/2)
      0.2 = coord(1/5)
    
    Classification
    ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
    RVK
    ST 271 Informatik / Monographien / Software und -entwicklung / Datenbanken, Datenbanksysteme, Data base management, Informationssysteme / Einzelne Datenbanksprachen und Datenbanksysteme
  5. Rijsbergen, C.J. van: ¬A test for the separation of relevant and non-relevant documents in experimental retrieval collections (1973) 0.00
    0.004607566 = product of:
      0.02303783 = sum of:
        0.02303783 = product of:
          0.04607566 = sum of:
            0.04607566 = weight(_text_:22 in 5002) [ClassicSimilarity], result of:
              0.04607566 = score(doc=5002,freq=2.0), product of:
                0.14886121 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.042509552 = queryNorm
                0.30952093 = fieldWeight in 5002, 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=5002)
          0.5 = coord(1/2)
      0.2 = coord(1/5)
    
    Date
    19. 3.1996 11:22:12
  6. Sembok, T.M.T.; Rijsbergen, C.J. van: SILOL: a simple logical-linguistic document retrieval system (1990) 0.00
    0.0042687347 = product of:
      0.021343673 = sum of:
        0.021343673 = product of:
          0.042687345 = sum of:
            0.042687345 = weight(_text_:management in 6684) [ClassicSimilarity], result of:
              0.042687345 = score(doc=6684,freq=2.0), product of:
                0.14328322 = queryWeight, product of:
                  3.3706124 = idf(docFreq=4130, maxDocs=44218)
                  0.042509552 = queryNorm
                0.29792285 = fieldWeight in 6684, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.3706124 = idf(docFreq=4130, maxDocs=44218)
                  0.0625 = fieldNorm(doc=6684)
          0.5 = coord(1/2)
      0.2 = coord(1/5)
    
    Source
    Information processing and management. 26(1990) no.1, S.111-134
  7. Crestani, F.; Rijsbergen, C.J. van: Information retrieval by imaging (1996) 0.00
    0.0034556747 = product of:
      0.017278373 = sum of:
        0.017278373 = product of:
          0.034556746 = sum of:
            0.034556746 = weight(_text_:22 in 6967) [ClassicSimilarity], result of:
              0.034556746 = score(doc=6967,freq=2.0), product of:
                0.14886121 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.042509552 = queryNorm
                0.23214069 = fieldWeight in 6967, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.046875 = fieldNorm(doc=6967)
          0.5 = coord(1/2)
      0.2 = coord(1/5)
    
    Source
    Information retrieval: new systems and current research. Proceedings of the 16th Research Colloquium of the British Computer Society Information Retrieval Specialist Group, Drymen, Scotland, 22-23 Mar 94. Ed.: R. Leon