Search (1 results, page 1 of 1)

  • × author_ss:"Takeda, Y."
  • × theme_ss:"Informetrie"
  • × year_i:[2000 TO 2010}
  1. Shibata, N.; Kajikawa, Y.; Takeda, Y.; Matsushima, K.: Comparative study on methods of detecting research fronts using different types of citation (2009) 0.01 
    0.010589557 = product of:
  0.021179114 = sum of:
    0.021179114 = product of:
      0.042358227 = sum of:
        0.042358227 = weight(_text_:22 in 2743) [ClassicSimilarity], result of:
          0.042358227 = score(doc=2743,freq=2.0), product of:
            0.21896149 = queryWeight, product of:
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.06252774 = queryNorm
            0.19345059 = fieldWeight in 2743, product of:
              1.4142135 = tf(freq=2.0), with freq of:
                2.0 = termFreq=2.0
              3.5018296 = idf(docFreq=3622, maxDocs=44218)
              0.0390625 = fieldNorm(doc=2743)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
    Date
    22. 3.2009 17:52:50