25 citations · 48 across the 3 of their papers we have counts for
3 papers
physics.soc-ph2019★ 10 cited
Statistical properties of user activity fluctuations in virtual worlds
Yan-Hong Yang, Wen-Jie Xie, Ming-Xia Li +2
User activity fluctuations reflect the performance of online society. We investigate the statistical properties of 1-min user activity time series of simultaneously online users in…
q-fin.TR2016★ 13 cited
Quantifying immediate price impact of trades based on the -shell decomposition of stock trading networks
Wen-Jie Xie, Ming-Xia Li, Hai-Chuan Xu +3
Traders in a stock market exchange stock shares and form a stock trading network. Trades at different positions of the stock trading network may contain different information. We c…
physics.soc-ph2014★ 25 cited
Triadic motifs in the dependence networks of virtual societies
Wen-Jie Xie, Ming-Xia Li, Zhi-Qiang Jiang +1
In friendship networks, individuals have different numbers of friends, and the closeness or intimacy between an individual and her friends is heterogeneous. Using a statistical fil…