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CASIA OpenIR
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Characterizing Social Media Messages Related to Underage JUUL E-Cigarette Buying and Selling: Cross-Sectional Analysis of Reddit Subreddits 期刊论文
JOURNAL OF MEDICAL INTERNET RESEARCH, 2020, 卷号: 22, 期号: 7, 页码: 13
作者:  Liu, Hejing;  Li, Qiudan;  Zhan, Yongcheng;  Zhang, Zhu;  Zeng, Daniel D.;  Leischow, Scott J.
Adobe PDF(149Kb)  |  收藏  |  浏览/下载：533/109  |  提交时间：2021/01/07
JUUL  e-cigarette  Reddit  cross-sectional analysis  electronic nicotine delivery system  underage JUUL use  
Analysis of symptoms and their potential associations with e-liquids' components: a social media study 期刊论文
BMC PUBLIC HEALTH, 2016, 卷号: 16, 期号: 674, 页码: 1-12
作者:  Li, Qiudan;  Zhan, Yongcheng;  Wang, Lei;  Leischow, Scott J.;  Zeng, Daniel Dajun;  Daniel Dajun Zeng
浏览  |  Adobe PDF(820Kb)  |  收藏  |  浏览/下载：288/13  |  提交时间：2016/10/23
E-cigarette  E-juice  E-liquid  Flavors  Vg  Pg  Nicotine  Symptoms  Reddit  Social Media  
Mining Evolutionary Topic Patterns in Community Question Answering Systems 期刊论文
IEEE TRANSACTIONS ON SYSTEMS MAN AND CYBERNETICS PART A-SYSTEMS AND HUMANS, 2011, 卷号: 41, 期号: 5, 页码: 828-833
作者:  Zhang, Zhongfeng;  Li, Qiudan;  Zeng, Daniel
浏览  |  Adobe PDF(898Kb)  |  收藏  |  浏览/下载：271/96  |  提交时间：2015/08/12
Community Question Answering (Cqa)  Evolutionary Topic Patterns  Life Cycle  
Extracting Evolutionary Communities in Community Question Answering 期刊论文
JOURNAL OF THE ASSOCIATION FOR INFORMATION SCIENCE AND TECHNOLOGY, 2014, 卷号: 65, 期号: 6, 页码: 1170-1186
作者:  Zhang, Zhongfeng;  Li, Qiudan;  Zeng, Daniel;  Gao, Heng
浏览  |  Adobe PDF(1226Kb)  |  收藏  |  浏览/下载：352/99  |  提交时间：2015/08/12
Evolutionary Communities  
User community discovery from multi-relational networks 期刊论文
DECISION SUPPORT SYSTEMS, 2013, 卷号: 54, 期号: 2, 页码: 870-879
作者:  Zhang, Zhongfeng;  Li, Qiudan;  Zeng, Daniel;  Gao, Heng
浏览  |  Adobe PDF(678Kb)  |  收藏  |  浏览/下载：437/157  |  提交时间：2015/08/12
Community Discovery  Multi-relational Network  Author Topic Model  Non-negative Matrix Factorization