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ChengDa Zheng
ChengDa Zheng
Verified email at mail.utoronto.ca - Homepage
Title
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Year
Twitter discussions and emotions about the COVID-19 pandemic: Machine learning approach
J Xue, J Chen, R Hu, C Chen, C Zheng, Y Su, T Zhu
Journal of medical Internet research 22 (11), e20550, 2020
3652020
Public discourse and sentiment during the COVID 19 pandemic: Using Latent Dirichlet Allocation for topic modeling on Twitter
J Xue, J Chen, C Chen, C Zheng, S Li, T Zhu
PloS one 15 (9), e0239441, 2020
3062020
Commenting on PM Trudeau's COVID-19 daily briefing in Canada: data mining public opinions and concerns on YouTube.
C Zheng, J Xue, Y Sun, T Zhu
Journal of Medical Internet Research 23, 2021
13*2021
Evaluation of the Current State of Chatbots for Digital Health: Scoping Review
J Xue, B Zhang, Y Zhao, Q Zhang, C Zheng, J Jiang, H Li, N Liu, Z Li, ...
Journal of Medical Internet Research 25, e47217, 2023
32023
Technology and tools: From ePortfolios to an integrative system
G Lawrence, M Koslowski, CD Zheng, KP Johnston
Activating Linguistic and Cultural Diversity in the Language Classroom, 73-90, 2022
22022
Twitter discussions and concerns about COVID-19 pandemic: Twitter data analysis using a machine learning approach
J Xue, J Chen, R Hu, C Chen, CD Zheng, T Zhu
arXiv preprint arXiv:2005.12830, 2020
2020
An on-line information portal for environmental decision support through ecosystem health
PA Khaiter, CD Zheng
2018
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Articles 1–7