Search (2 results, page 1 of 1)

  • × year_i:[1990 TO 2000}
  • × author_ss:"Rijsbergen, C.J. van"
  1. Crestani, F.; Ruthven, I.; Sanderson, M.; Rijsbergen, C.J. van: ¬The troubles with using a logical model of IR on a large collection of documents : experimenting retrieval by logical imaging on TREC (1996) 0.00
    0.0044140695 = product of:
      0.017656278 = sum of:
        0.017656278 = product of:
          0.05296883 = sum of:
            0.05296883 = weight(_text_:k in 7522) [ClassicSimilarity], result of:
              0.05296883 = score(doc=7522,freq=2.0), product of:
                0.13429943 = queryWeight, product of:
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.037621226 = queryNorm
                0.39440846 = fieldWeight in 7522, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.569778 = idf(docFreq=3384, maxDocs=44218)
                  0.078125 = fieldNorm(doc=7522)
          0.33333334 = coord(1/3)
      0.25 = coord(1/4)
    
    Source
    The Fourth Text Retrieval Conference (TREC-4). Ed.: K. Harman
  2. Crestani, F.; Rijsbergen, C.J. van: Information retrieval by imaging (1996) 0.00
    0.0038228673 = product of:
      0.015291469 = sum of:
        0.015291469 = product of:
          0.030582938 = sum of:
            0.030582938 = weight(_text_:22 in 6967) [ClassicSimilarity], result of:
              0.030582938 = score(doc=6967,freq=2.0), product of:
                0.13174312 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.037621226 = 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)
      0.25 = 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