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- Beihang UniversityCN66 papers
- Microsoft Research Asia (China)CN12 papers
- Chinese Academy of SciencesCN9 papers
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- National Cheng Kung UniversityTW4 papers
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- Institute of SoftwareCN3 papers
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9 papers · 1 filter
The idemetric property: when most distances are (almost) the same
George Barmpalias, Neng Huang, Andrew Lewis-Pye +4
We introduce the \emph{idemetric} property, which formalises the idea that most nodes in a graph have similar distances between them, and which turns out to be quite standard among…
Can Online Emotions Predict the Stock Market in China?
Zhenkun Zhou, Jichang Zhao, Ke Xu
Whether the online social media, like Twitter or its variant Weibo, can be a convincing proxy to predict the stock market has been debated for years, especially for China. However,…
Sleeping Beauties in Meme Diffusion
Leihan Zhang, Ke Xu, Jichang Zhao
A sleeping beauty in diffusion indicates that the information, can be ideas or innovations, will experience a hibernation before a sudden spike of popularity and it is widely found…
Communities in Preference Networks: Refined Axioms and Beyond
Gang Zeng, Yuyi Wang, Juhua Pu +3
Borgs et al. [2016] investigated essential requirements for communities in preference networks. They defined six axioms on community functions, i.e., community detection rules. Tho…
Competition Between Homophily and Information Entropy Maximization in Social Networks
Jichang Zhao, Xiao Liang, Ke Xu
In social networks, it is conventionally thought that two individuals with more overlapped friends tend to establish a new friendship, which could be stated as homophily breeding n…
Anger is More Influential Than Joy: Sentiment Correlation in Weibo
Rui Fan, Jichang Zhao, Yan Chen +1
Recent years have witnessed the tremendous growth of the online social media. In China, Weibo, a Twitter-like service, has attracted more than 500 million users in less than four y…