Search (7 results, page 1 of 1)

  • × author_ss:"Wolfram, D."
  • × author_ss:"Zhang, J."
  1. Wolfram, D.; Zhang, J.: ¬The influence of indexing practices and weighting algorithms on document spaces (2008) 0.00
    0.003381977 = product of:
      0.023673838 = sum of:
        0.023673838 = weight(_text_:j in 1963) [ClassicSimilarity], result of:
          0.023673838 = score(doc=1963,freq=2.0), product of:
            0.11238991 = queryWeight, product of:
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.035370585 = queryNorm
            0.21064025 = fieldWeight in 1963, 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=1963)
      0.14285715 = coord(1/7)
    
  2. Wolfram, D.; Wang, P.; Zhang, J.: Identifying Web search session patterns using cluster analysis : a comparison of three search environments (2009) 0.00
    0.003381977 = product of:
      0.023673838 = sum of:
        0.023673838 = weight(_text_:j in 2796) [ClassicSimilarity], result of:
          0.023673838 = score(doc=2796,freq=2.0), product of:
            0.11238991 = queryWeight, product of:
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.035370585 = queryNorm
            0.21064025 = fieldWeight in 2796, 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=2796)
      0.14285715 = coord(1/7)
    
  3. Zhang, J.; Wolfram, D.: Visualization of term discrimination analysis (2001) 0.00
    0.002818314 = product of:
      0.019728197 = sum of:
        0.019728197 = weight(_text_:j in 5210) [ClassicSimilarity], result of:
          0.019728197 = score(doc=5210,freq=2.0), product of:
            0.11238991 = queryWeight, product of:
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.035370585 = queryNorm
            0.17553353 = fieldWeight in 5210, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.0390625 = fieldNorm(doc=5210)
      0.14285715 = coord(1/7)
    
  4. Wolfram, D.; Zhang, J.: ¬An investigation of the influence of indexing exhaustivity and term distributions on a document space (2002) 0.00
    0.002818314 = product of:
      0.019728197 = sum of:
        0.019728197 = weight(_text_:j in 5238) [ClassicSimilarity], result of:
          0.019728197 = score(doc=5238,freq=2.0), product of:
            0.11238991 = queryWeight, product of:
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.035370585 = queryNorm
            0.17553353 = fieldWeight in 5238, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.0390625 = fieldNorm(doc=5238)
      0.14285715 = coord(1/7)
    
  5. Zhang, J.; Wolfram, D.; Wang, P.; Hong, Y.; Gillis, R.: Visualization of health-subject analysis based on query term co-occurrences (2008) 0.00
    0.002818314 = product of:
      0.019728197 = sum of:
        0.019728197 = weight(_text_:j in 2376) [ClassicSimilarity], result of:
          0.019728197 = score(doc=2376,freq=2.0), product of:
            0.11238991 = queryWeight, product of:
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.035370585 = queryNorm
            0.17553353 = fieldWeight in 2376, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.0390625 = fieldNorm(doc=2376)
      0.14285715 = coord(1/7)
    
  6. Zhang, J.; Wolfram, D.; Wang, P.: Analysis of query keywords of sports-related queries using visualization and clustering (2009) 0.00
    0.002818314 = product of:
      0.019728197 = sum of:
        0.019728197 = weight(_text_:j in 2947) [ClassicSimilarity], result of:
          0.019728197 = score(doc=2947,freq=2.0), product of:
            0.11238991 = queryWeight, product of:
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.035370585 = queryNorm
            0.17553353 = fieldWeight in 2947, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.0390625 = fieldNorm(doc=2947)
      0.14285715 = coord(1/7)
    
  7. Zhang, J.; Chen, Y.; Zhao, Y.; Wolfram, D.; Ma, F.: Public health and social media : a study of Zika virus-related posts on Yahoo! Answers (2020) 0.00
    0.002818314 = product of:
      0.019728197 = sum of:
        0.019728197 = weight(_text_:j in 5672) [ClassicSimilarity], result of:
          0.019728197 = score(doc=5672,freq=2.0), product of:
            0.11238991 = queryWeight, product of:
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.035370585 = queryNorm
            0.17553353 = fieldWeight in 5672, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.1774964 = idf(docFreq=5010, maxDocs=44218)
              0.0390625 = fieldNorm(doc=5672)
      0.14285715 = coord(1/7)