Search (3 results, page 1 of 1)

  • × author_ss:"Xu, J."
  • × author_ss:"Ding, Y."
  1. Liu, M.; Bu, Y.; Chen, C.; Xu, J.; Li, D.; Leng, Y.; Freeman, R.B.; Meyer, E.T.; Yoon, W.; Sung, M.; Jeong, M.; Lee, J.; Kang, J.; Min, C.; Zhai, Y.; Song, M.; Ding, Y.: Pandemics are catalysts of scientific novelty : evidence from COVID-19 (2022) 0.03 
    0.02880263 = product of:
  0.05760526 = sum of:
    0.05760526 = product of:
      0.11521052 = sum of:
        0.11521052 = weight(_text_:y in 633) [ClassicSimilarity], result of:
          0.11521052 = score(doc=633,freq=8.0), product of:
            0.21668325 = queryWeight, product of:
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.045026023 = queryNorm
            0.53170013 = fieldWeight in 633, product of:
              2.828427 = tf(freq=8.0), with freq of:
                8.0 = termFreq=8.0
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.0390625 = fieldNorm(doc=633)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  2. Bu, Y.; Ding, Y.; Xu, J.; Liang, X.; Gao, G.; Zhao, Y.: Understanding success through the diversity of collaborators and the milestone of career (2018) 0.02 
    0.02494381 = product of:
  0.04988762 = sum of:
    0.04988762 = product of:
      0.09977524 = sum of:
        0.09977524 = weight(_text_:y in 4012) [ClassicSimilarity], result of:
          0.09977524 = score(doc=4012,freq=6.0), product of:
            0.21668325 = queryWeight, product of:
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.045026023 = queryNorm
            0.46046585 = fieldWeight in 4012, product of:
              2.4494898 = tf(freq=6.0), with freq of:
                6.0 = termFreq=6.0
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.0390625 = fieldNorm(doc=4012)
      0.5 = coord(1/2)
  0.5 = coord(1/2)
  3. Zhang, C.; Bu, Y.; Ding, Y.; Xu, J.: Understanding scientific collaboration : homophily, transitivity, and preferential attachment (2018) 0.02 
    0.02443984 = product of:
  0.04887968 = sum of:
    0.04887968 = product of:
      0.09775936 = sum of:
        0.09775936 = weight(_text_:y in 4011) [ClassicSimilarity], result of:
          0.09775936 = score(doc=4011,freq=4.0), product of:
            0.21668325 = queryWeight, product of:
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.045026023 = queryNorm
            0.45116252 = fieldWeight in 4011, product of:
              2.0 = tf(freq=4.0), with freq of:
                4.0 = termFreq=4.0
              4.8124003 = idf(docFreq=976, maxDocs=44218)
              0.046875 = fieldNorm(doc=4011)
      0.5 = coord(1/2)
  0.5 = coord(1/2)

Authors

Years