Z
Zhijun Yan
Researcher at Beijing Institute of Technology
Publications - 64
Citations - 1432
Zhijun Yan is an academic researcher from Beijing Institute of Technology. The author has contributed to research in topics: Computer science & The Internet. The author has an hindex of 14, co-authored 57 publications receiving 908 citations.
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Knowledge sharing in online health communities: A social exchange theory perspective
TL;DR: This study of OHCs reveals that personal benefits promote knowledge sharing and costs prohibit it, and the impacts vary between general knowledge and specific knowledge sharing.
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EXPRS: An extended pagerank method for product feature extraction from online consumer reviews
TL;DR: A novel method called EXPRS is proposed that integrates an extended PageRank algorithm, synonym expansion, and implicit feature inference to extract product features automatically to reduce product uncertainty before making a purchase decision.
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Spillover Effects of Financial Incentives on Non-Incentivized User Engagement: Evidence from an Online Knowledge Exchange Platform
TL;DR: This study suggests that the financial incentives not just have an effect on incentivized engagement, but they spillover to users’ desirable non-incentivized online engagement behaviors, and the overall positive effect of financial incentives to a platform is likely under-estimated in prior research.
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The impact of foreign direct investment on SO2 emissions in the Beijing-Tianjin-Hebei region: A spatial econometric analysis
TL;DR: Wang et al. as mentioned in this paper examined the spatial impacts of foreign direct investment (FDI) on SO 2 emissions in the Beijing-Tianjin-Hebei region located in northern China.
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Enhancing Seasonal Influenza Surveillance: Topic Analysis of Widely Used Medicinal Drugs Using Twitter Data
TL;DR: The study results showed the feasibility of using tweets of widely consumed drugs to enhance seasonal influenza surveillance in lieu of the traditional or conventional surveillance approaches and can be extended to the outbreaks of other diseases.