Search (5 results, page 1 of 1)

  • × author_ss:"Willett, P."
  • × year_i:[1980 TO 1990}
  1. Griffiths, A.; Robinson, L.A.; Willett, P.: Hierarchic agglomerative clustering methods for automatic document classification (1984) 0.00
    0.0019700683 = product of:
      0.0039401366 = sum of:
        0.0039401366 = product of:
          0.007880273 = sum of:
            0.007880273 = weight(_text_:s in 2414) [ClassicSimilarity], result of:
              0.007880273 = score(doc=2414,freq=2.0), product of:
                0.04100075 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.03771094 = queryNorm
                0.19219826 = fieldWeight in 2414, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.125 = fieldNorm(doc=2414)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Journal of documentation. 40(1984) no.3, S.175-205
  2. Willett, P.: Recent trends in hierarchic document clustering : a critical review (1988) 0.00
    0.0019700683 = product of:
      0.0039401366 = sum of:
        0.0039401366 = product of:
          0.007880273 = sum of:
            0.007880273 = weight(_text_:s in 2604) [ClassicSimilarity], result of:
              0.007880273 = score(doc=2604,freq=2.0), product of:
                0.04100075 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.03771094 = queryNorm
                0.19219826 = fieldWeight in 2604, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.125 = fieldNorm(doc=2604)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Information processing and management. 24(1988) no.5, S.577-597
  3. Griffiths, A.; Luckhurst, H.C.; Willett, P.: Using interdocument similarity information in document retrieval systems (1986) 0.00
    0.0017238096 = product of:
      0.0034476193 = sum of:
        0.0034476193 = product of:
          0.0068952385 = sum of:
            0.0068952385 = weight(_text_:s in 2415) [ClassicSimilarity], result of:
              0.0068952385 = score(doc=2415,freq=2.0), product of:
                0.04100075 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.03771094 = queryNorm
                0.16817348 = fieldWeight in 2415, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.109375 = fieldNorm(doc=2415)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Journal of the American Society for Information Science. 37(1986) no.1, S.3-11
  4. Perry, R.; Willett, P.: ¬A revies of the use of inverted files for best match searching in information retrieval systems (1983) 0.00
    0.0017238096 = product of:
      0.0034476193 = sum of:
        0.0034476193 = product of:
          0.0068952385 = sum of:
            0.0068952385 = weight(_text_:s in 2701) [ClassicSimilarity], result of:
              0.0068952385 = score(doc=2701,freq=2.0), product of:
                0.04100075 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.03771094 = queryNorm
                0.16817348 = fieldWeight in 2701, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.109375 = fieldNorm(doc=2701)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Journal of information science. 6(1983), S.59-66
  5. Wade, S.J.; Willett, P.; Bawden, D.: SIBRIS : the Sandwich Interactive Browsing and Ranking Information System (1989) 0.00
    8.619048E-4 = product of:
      0.0017238096 = sum of:
        0.0017238096 = product of:
          0.0034476193 = sum of:
            0.0034476193 = weight(_text_:s in 2828) [ClassicSimilarity], result of:
              0.0034476193 = score(doc=2828,freq=2.0), product of:
                0.04100075 = queryWeight, product of:
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.03771094 = queryNorm
                0.08408674 = fieldWeight in 2828, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  1.0872376 = idf(docFreq=40523, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=2828)
          0.5 = coord(1/2)
      0.5 = coord(1/2)
    
    Source
    Journal of information science. 15(1989) no.4/5, S.249-260