Conference Papers & Journal Articles
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Hao-Ping (Hank) Lee, Yu-Ju Yang, Thomas Serban von Davier, Jodi Forlizzi, Sauvik Das. 
Phrenology, Surveillance, and More! A Taxonomy of AI Privacy Risks.
(2024)
To appear 2024 CHI Conference on Human Factors in Computing Systems (CHI)
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Zhiping Zhang, Michelle Jia, Hao-Ping (Hank) Lee, Bingsheng Yao, Sauvik Das, Ada Lerner, Dakuo Wang, Tianshi Li. 
“It’s a Fair Game”, or Is It? Examining How Users Navigate Disclosure Risks and Benefits When Using LLM-Based Conversational Agents.
(2024)
To appear 2024 CHI Conference on Human Factors in Computing Systems (CHI)
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Hao-Ping (Hank) Lee, Lan Gao, Stephanie Yang, Jodi Forlizzi, Sauvik Das. 
“I Don't Know If We're Doing Good. I Don't Know If We're Doing Bad“: Investigating How Practitioners Scope, Motivate, and Conduct Privacy Work When Developing AI Products. (2024)
To appear USENIX Security Symposium (SEC)
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Hao-Ping (Hank) Lee, Wei-Lun Kao, Hung-Jui Wang, Ruei-Che Chang, Yi-Hao Peng, Fu-Yin Cherng, Shang-Tse Chen. 
AdvCAPTCHA: Creating Usable and Secure Audio CAPTCHA with Adversarial Machine Learning (2024)
Symposium on Usable Security and Privacy (USEC)
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Sauvik Das, Hao-Ping (Hank) Lee, Jodi Forlizzi. 
Privacy in the Age of AI. (2023)
Communications of the ACM
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Hao-Ping (Hank) Lee, Jacob Logas, Stephanie Yang, Zhouyu Li, Natã Barbosa, Yang Wang, Sauvik Das. 
When and Why Do People Want Ad Targeting Explanations? Evidence from a Four-Week, Mixed-Methods Field Study. (2023)
In 2023 IEEE Symposium on Security and Privacy (Oakland)
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Hao-Ping (Hank) Lee, Yi-Shyuan Chiang, Yu-Ling Chou, Kung-Pai Lin, Yung-Ju Chang. 
What Makes IM Users (Un)Responsive: An Empirical Investigation for Understanding IM Responsiveness. (2022)
International Journal of Human-Computer Studies (IJHCS)
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Yu-Lin Chang, Hao-Ping (Hank) Lee, Yung-Ju Chang, Chih-Ya Shen. 
Inviting Participants' Peers in a Mobile Assessment Study: An Empirical Investigation. (2021)
Proceedings of the 23rd International Conference on Mobile Human-Computer Interaction (MobileHCI)
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Tingwei Wu, Yu-Ling Chien, Hao-Ping Lee, Yung-Ju Chang. 
IM Receptivity and Presentation-type Preferences among Users of a Mobile App with Automated Receptivity-status Adjustment. (2021)
Proceedings of the 2021 CHI Conference on Human Factors in Computing Systems (CHI)
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Tzu-Chieh Lin, Yu-Shao Su, Emily Helen Yang, Yun Han Chen, Hao-Ping Lee, Yung-Ju Chang. 
“Put it on the Top, I’ll Read it Later”: Investigating Users’ Desired Display Order for Smartphone Notifications. (2021)
Proceedings of the 2021 CHI Conference on Human Factors in Computing Systems (CHI)
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Chia En Chiang, Yu-Chun Chen, Fang-Yu Lin, Felicia Feng, Hao-An Wu, Hao-Ping Lee, Chang-Hsuan Yang, Yung-Ju Chang. 
“I Got Some Free Time”: Investigating Task-execution and Task-effort Metrics in Mobile Crowdsourcing Tasks. (2021)
Proceedings of the 2021 CHI Conference on Human Factors in Computing Systems (CHI)
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Yi-Shyuan Chiang, Ruei-Che Chang, Yi-Lin Chuang, Shih-Ya Chou, Hao-Ping Lee, I-Ju Lin, Jian Hua Jiang Chen, Yung-Ju Chang. 
Exploring the Design Space of User-SystemCommunication for Smart-home Routine Assistants. (2020)
Proceedings of the 2020 CHI Conference on Human Factors in Computing Systems (CHI)
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Hao-Ping Lee, Kuan-Yin Chen, Chih-Heng Lin, Chia-Yu Chen, Yu-Lin Chung, Yung-Ju Chang, Chien-Ru Sun. 
Does Who Matter? Studying the Impact of Relationship Characteristics on Receptivity to Mobile IM Messages. (2019)
Proceedings of the 2019 CHI Conference on Human Factors in Computing Systems (CHI)
Posters & Workshop Papers
(* indicates equal contribution)