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Reconstruction of the Transmission Chain of COVID-19 Outbreak in Beijing's Xinfadi Market, China 期刊论文
International Journal of Infectious Diseases, 2022, 卷号: 116, 页码: 411-417
作者:  Luo, Tianyi;  Wang, Jiaojiao;  Wang, Quanyi;  Wang, Xiaoli;  Zhao, Pengfei;  Zeng, Daniel Dajun;  Zhang, Qingpeng;  Cao, Zhidong
Adobe PDF(1640Kb)  |  收藏  |  浏览/下载：217/41  |  提交时间：2022/07/12
transmission chain  data augmentation  reconstruction  COVID-19  
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：573/121  |  提交时间：2021/01/07
JUUL  e-cigarette  Reddit  cross-sectional analysis  electronic nicotine delivery system  underage JUUL use  
Public Reactions to the Cigarette Control Regulation on a Chinese Microblogging Platform: Empirical Analysis 期刊论文
JOURNAL OF MEDICAL INTERNET RESEARCH, 2020, 卷号: 22, 期号: 4, 页码: 13
作者:  Wen, Wanting;  Zhang, Zhu;  Li, Ziqiang;  Liang, Jiaqi;  Zhan, Yongcheng;  Zeng, Daniel D.;  Leischow, Scott J.
收藏  |  浏览/下载：319/0  |  提交时间：2020/06/22
cigarette smoking  regulations  social media  information networks  
Underage JUUL Use Patterns: Content Analysis of Reddit Messages 期刊论文
JOURNAL OF MEDICAL INTERNET RESEARCH, 2019, 卷号: 21, 期号: 9, 页码: 8
作者:  Zhan, Yongcheng;  Zhang, Zhu;  Okamoto, Janet M.;  Zeng, Daniel D.;  Leischow, Scott J.
收藏  |  浏览/下载：234/0  |  提交时间：2019/10/08
electronic nicotine delivery systems  social media  minors  
无权访问的条目 期刊论文
作者:  Zhang, Zhu;  Zheng, Xiaolong;  Zeng, Daniel Dajun;  Leischow, Scott J.
收藏  |  浏览/下载：29/0  |  提交时间：2019/10/08
An Enhanced Topic Modeling Approach to Multiple Stance Detection 会议论文
, Singapore, Singapore, November 6–10, 2017
作者:  Lin, Junjie;  Mao, Wenji;  Zhang, Yuhao
浏览  |  Adobe PDF(234Kb)  |  收藏  |  浏览/下载：365/110  |  提交时间：2018/06/03
Multiple Stance Identification  Topic Modeling  Constrained Nonnegative Matrix Factorization  
Tracking Dabbing Using Search Query Surveillance: A Case Study in the United States 期刊论文
JOURNAL OF MEDICAL INTERNET RESEARCH, 2016, 卷号: 18, 期号: 9, 页码: 231-240
作者:  Zhang, Zhu;  Zheng, Xiaolong;  Zeng, Daniel Dajun;  Leischow, Scott J.
浏览  |  Adobe PDF(3242Kb)  |  收藏  |  浏览/下载：437/106  |  提交时间：2016/12/26
Marijuana  Information Seeking Behavior  Surveillance  Search Engine  Time Series Analysis  Spatial Analysis  
Information Seeking Regarding Tobacco and Lung Cancer: Effects of Seasonality 期刊论文
PLOS ONE, 2015, 卷号: 10, 期号: 3, 页码: 0
作者:  Zhang, Zhu;  Zheng, Xiaolong;  Zeng, Daniel Dajun;  Leischow, Scott J.
Adobe PDF(1188Kb)  |  收藏  |  浏览/下载：289/51  |  提交时间：2015/09/21
None  
Optimal Budget Allocation Across Search Advertising Markets 期刊论文
INFORMS JOURNAL ON COMPUTING, 2015, 卷号: 27, 期号: 2, 页码: 285-300
作者:  Yang, Yanwu;  Zeng, Daniel;  Yang, Yinghui;  Zhang, Jie
Adobe PDF(1107Kb)  |  收藏  |  浏览/下载：635/255  |  提交时间：2015/09/17
Sponsored Search  Budget Allocation  Budget Strategy  Search Markets