Search (5 results, page 1 of 1)

  • × author_ss:"Rijsbergen, C.J. van"
  1. Rijsbergen, C.J. van: ¬A test for the separation of relevant and non-relevant documents in experimental retrieval collections (1973) 0.01 
    0.014609168 = product of:
  0.058436673 = sum of:
    0.058436673 = product of:
      0.08765501 = sum of:
        0.04402552 = weight(_text_:29 in 5002) [ClassicSimilarity], result of:
          0.04402552 = score(doc=5002,freq=2.0), product of:
            0.14159642 = queryWeight, product of:
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.040252704 = queryNorm
            0.31092256 = fieldWeight in 5002, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.0625 = fieldNorm(doc=5002)
        0.043629486 = weight(_text_:22 in 5002) [ClassicSimilarity], result of:
          0.043629486 = score(doc=5002,freq=2.0), product of:
            0.14095812 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.040252704 = 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)
      0.6666667 = coord(2/3)
  0.25 = coord(1/4)
    Date
    19. 3.1996 11:22:12
    Source
    Journal of documentation. 29(1973) no.3, S.251-257
  2. Dunlop, M.D.; Rijsbergen, C.J. van: Hypermedia and free text retrieval (1993) 0.01 
    0.007337587 = product of:
  0.029350348 = sum of:
    0.029350348 = product of:
      0.08805104 = sum of:
        0.08805104 = weight(_text_:29 in 4709) [ClassicSimilarity], result of:
          0.08805104 = score(doc=4709,freq=2.0), product of:
            0.14159642 = queryWeight, product of:
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.040252704 = queryNorm
            0.6218451 = fieldWeight in 4709, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.125 = fieldNorm(doc=4709)
      0.33333334 = coord(1/3)
  0.25 = coord(1/4)
    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 
    0.0063626333 = product of:
  0.025450533 = sum of:
    0.025450533 = product of:
      0.0763516 = sum of:
        0.0763516 = weight(_text_:22 in 2134) [ClassicSimilarity], result of:
          0.0763516 = score(doc=2134,freq=2.0), product of:
            0.14095812 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.040252704 = 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)
      0.33333334 = coord(1/3)
  0.25 = coord(1/4)
    Date
    30. 3.2001 13:32:22
  4. Rijsbergen, C.J. van: ¬A non-classical logic for information retrieval (1986) 0.01 
    0.00550319 = product of:
  0.02201276 = sum of:
    0.02201276 = product of:
      0.06603828 = sum of:
        0.06603828 = weight(_text_:29 in 1933) [ClassicSimilarity], result of:
          0.06603828 = score(doc=1933,freq=2.0), product of:
            0.14159642 = queryWeight, product of:
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.040252704 = queryNorm
            0.46638384 = fieldWeight in 1933, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5176873 = idf(docFreq=3565, maxDocs=44218)
              0.09375 = fieldNorm(doc=1933)
      0.33333334 = coord(1/3)
  0.25 = coord(1/4)
    Source
    Computer journal. 29(1986), S.481-485
  5. Crestani, F.; Rijsbergen, C.J. van: Information retrieval by imaging (1996) 0.00 
    0.002726843 = product of:
  0.010907372 = sum of:
    0.010907372 = product of:
      0.032722116 = sum of:
        0.032722116 = weight(_text_:22 in 6967) [ClassicSimilarity], result of:
          0.032722116 = score(doc=6967,freq=2.0), product of:
            0.14095812 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.040252704 = 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)
      0.33333334 = coord(1/3)
  0.25 = coord(1/4)
    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

Authors

Years

Themes