Search (5 results, page 1 of 1)

  • × author_ss:"Shapiro, J."
  • × language_ss:"e"
  • × year_i:[1990 TO 2000}
  1. Frants, V.I.; Shapiro, J.; Voiskunskii, V.G.: Optimal search available to an individual user (1996) 0.03
    0.026009507 = product of:
      0.052019015 = sum of:
        0.052019015 = product of:
          0.07802852 = sum of:
            0.035234284 = weight(_text_:j in 7703) [ClassicSimilarity], result of:
              0.035234284 = score(doc=7703,freq=2.0), product of:
                0.14337628 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045122404 = queryNorm
                0.24574696 = fieldWeight in 7703, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=7703)
            0.04279424 = weight(_text_:22 in 7703) [ClassicSimilarity], result of:
              0.04279424 = score(doc=7703,freq=2.0), product of:
                0.15801097 = queryWeight, product of:
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.045122404 = queryNorm
                0.2708308 = fieldWeight in 7703, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.5018296 = idf(docFreq=3622, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=7703)
          0.6666667 = coord(2/3)
      0.5 = coord(1/2)
    
    Source
    Journal of information science. 22(1996) no.3, S.181-191
  2. Frants, V.I.; Shapiro, J.: Control and feedback in a documentary information retrieval system (1991) 0.01
    0.006711292 = product of:
      0.013422584 = sum of:
        0.013422584 = product of:
          0.04026775 = sum of:
            0.04026775 = weight(_text_:j in 416) [ClassicSimilarity], result of:
              0.04026775 = score(doc=416,freq=2.0), product of:
                0.14337628 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045122404 = queryNorm
                0.28085366 = fieldWeight in 416, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.0625 = fieldNorm(doc=416)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
  3. Frants, V.I.; Kamenoff, N.I.; Shapiro, J.: ¬One approach to classification of users and automatic clustering of documents (1993) 0.01
    0.006711292 = product of:
      0.013422584 = sum of:
        0.013422584 = product of:
          0.04026775 = sum of:
            0.04026775 = weight(_text_:j in 4569) [ClassicSimilarity], result of:
              0.04026775 = score(doc=4569,freq=2.0), product of:
                0.14337628 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045122404 = queryNorm
                0.28085366 = fieldWeight in 4569, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.0625 = fieldNorm(doc=4569)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
  4. Frants, V.I.; Shapiro, J.; Taksa, I.; Voiskunskii, V.G.: Boolean search : current state and perspectives (1999) 0.01
    0.005872381 = product of:
      0.011744762 = sum of:
        0.011744762 = product of:
          0.035234284 = sum of:
            0.035234284 = weight(_text_:j in 2954) [ClassicSimilarity], result of:
              0.035234284 = score(doc=2954,freq=2.0), product of:
                0.14337628 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045122404 = queryNorm
                0.24574696 = fieldWeight in 2954, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.0546875 = fieldNorm(doc=2954)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)
    
  5. Frants, V.I.; Voiskunskii, V.G.; Shapiro, J.: Automated information retrieval : theory and methods (1997) 0.01
    0.0050334693 = product of:
      0.010066939 = sum of:
        0.010066939 = product of:
          0.030200815 = sum of:
            0.030200815 = weight(_text_:j in 1790) [ClassicSimilarity], result of:
              0.030200815 = score(doc=1790,freq=2.0), product of:
                0.14337628 = queryWeight, product of:
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.045122404 = queryNorm
                0.21064025 = fieldWeight in 1790, product of:
                  1.4142135 = tf(freq=2.0), with freq of:
                    2.0 = termFreq=2.0
                  3.1774964 = idf(docFreq=5010, maxDocs=44218)
                  0.046875 = fieldNorm(doc=1790)
          0.33333334 = coord(1/3)
      0.5 = coord(1/2)