Search (2 results, page 1 of 1)

  • × author_ss:"Liu, X."
  • × language_ss:"e"
  • × year_i:[1990 TO 2000}
  1. Yang, Y.; Liu, X.: ¬A re-examination of text categorization methods (1999) 0.02 
    0.015607806 = product of:
  0.031215612 = sum of:
    0.031215612 = product of:
      0.062431224 = sum of:
        0.062431224 = weight(_text_:x in 3386) [ClassicSimilarity], result of:
          0.062431224 = score(doc=3386,freq=2.0), product of:
            0.19116588 = queryWeight, product of:
              4.2226825 = idf(docFreq=1761, maxDocs=44218)
              0.045271195 = queryNorm
            0.32658142 = fieldWeight in 3386, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              4.2226825 = idf(docFreq=1761, maxDocs=44218)
              0.0546875 = fieldNorm(doc=3386)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  2. Liu, X.: ¬The standardization of Chinese library classification (1993) 0.01 
    0.013378119 = product of:
  0.026756238 = sum of:
    0.026756238 = product of:
      0.053512476 = sum of:
        0.053512476 = weight(_text_:x in 5588) [ClassicSimilarity], result of:
          0.053512476 = score(doc=5588,freq=2.0), product of:
            0.19116588 = queryWeight, product of:
              4.2226825 = idf(docFreq=1761, maxDocs=44218)
              0.045271195 = queryNorm
            0.27992693 = fieldWeight in 5588, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              4.2226825 = idf(docFreq=1761, maxDocs=44218)
              0.046875 = fieldNorm(doc=5588)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Types