Research output per year
Research output per year
Personal profile
Education/Academic qualification
Bachelor of Science, Brown University
Master of Science in Engineering, Johns Hopkins University
Doctor of Philosophy, Johns Hopkins University
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Dive into the research topics where Grace Ngai is active. These topic labels come from the works of this person. Together they form a unique fingerprint.
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Collaborations and top research areas from the last five years
Recent external collaboration on country/territory level. Dive into details by clicking on the dots or
Research output
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Combating Phone Scams with LLM-based Detection: Where Do We Stand?
Shen, Z., Wang, K., Zhang, Y., Ngai, G. & Fu, E. Y., 11 Apr 2025, Special Track on AI Alignment. Walsh, T., Shah, J. & Kolter, Z. (eds.). 28 ed. Association for the Advancement of Artificial Intelligence, p. 29487-29489 3 p. (Proceedings of the AAAI Conference on Artificial Intelligence; vol. 39, no. 28).Research output: Chapter in book / Conference proceeding › Conference article published in proceeding or book › Academic research › peer-review
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"It Warned Me Just at the Right Moment": Exploring LLM-based Real-time Detection of Phone Scams
Shen, Z., Yan, S., Zhang, Y., Luo, X., Ngai, G. & Fu, E. Y., 26 Apr 2025, CHI EA 2025 - Extended Abstracts of the 2025 CHI Conference on Human Factors in Computing Systems. Association for Computing Machinery, 18. (Conference on Human Factors in Computing Systems - Proceedings).Research output: Chapter in book / Conference proceeding › Conference article published in proceeding or book › Academic research › peer-review
1 Citation (Scopus) -
One Size Fits All? A Modular Adaptive Sanitization Kit (MASK) for Customizable Privacy-Preserving Phone Scam Detection
Wang, K., Shen, Z., Zhang, Y., Cheung, M. M., Luo, X., Ngai, G. & Fu, E. Y., 27 Oct 2025, Proceedings of the 33rd ACM International Conference on Multimedia. New York, NY, USA: Association for Computing Machinery, p. 12381–12389 (MM '25).Research output: Chapter in book / Conference proceeding › Conference article published in proceeding or book › Academic research › peer-review
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Advancing Community-based Myopia Detection Through Smartphone Technology
Kiu, L. Y., Kwok, O. L., Leung, H. C., Tang, W. C., Cheung, M., Lee, P. H., Leong, H. V., Ngai, G., Chan, L. Y. L. & Do, C. W., 23 May 2024, (Not published / presented only).Research output: Unpublished conference presentation (presented paper, abstract, poster) › Conference presentation (not published in journal/proceeding/book) › Academic research › peer-review
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Enhancing Myopia Screening in the Community - Exploring the Potential of Smartphone Photorefraction
Kiu, L. Y., Kwok, O. L., Leung, H. C., Chan, D. N., Tang, W. C., Li, H. Y., Chung, H. C., Cheung, M. K. M., Fu, E. Y., Lee, P. H., Hong Va Leong, Ngai, G., Chan, L. Y. L. & Do, C. W., 1 Jun 2024, Investigative Ophthalmology & Visual Science.Research output: Chapter in book / Conference proceeding › Conference article published in proceeding or book › Academic research › peer-review
Open Access
Prizes
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1st Place in the Backchannel Detection Challenge at ACM MM'23
Wang, K. (Recipient), Cheung, M. K. M. (Recipient), Zhang, Y. (Recipient), Yang, C. (Recipient), Chen, Q. (Recipient), Fu, Y. (Recipient) & Ngai, G. (Recipient), 3 Nov 2023
Prize: Prize (research)
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2nd Place in the Engagement Estimation Challenge at ACM MM'23
Yang, C. (Recipient), Wang, K. (Recipient), Chen, Q. (Recipient), Cheung, M. K. M. (Recipient), Zhang, Y. (Recipient), Fu, Y. (Recipient) & Ngai, G. (Recipient), 3 Nov 2023
Prize: Prize (research)
File -
Best Paper Award
HUANG, X. (Recipient), KWOK, C. K. (Recipient), Ngai, G. (Recipient), CHAN, C. F. S. (Recipient) & Leong, H. V. (Recipient), Feb 2016
Prize: Prize (research)
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Best Paper Honourable Mention Award
Ngai, G. (Recipient), Chan, C. F. S. (Recipient) & Ng, V. T. Y. (Recipient), Apr 2010
Prize: Prize (research)
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Best Student Paper Award
Ngai, G. (Recipient), Leong, H. V. (Recipient) & Fu, Y. (Recipient), Nov 2016
Prize: Prize (research)
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International Journal of Reseasrch on Service-Learning and Community Engagement (Journal)
Ngai, G. (Editorial board member)
2020 → …Activity: Publication peer-review and editorial work › Editorial work for journals
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Extended Abstracts of the 2019 CHI Conference on Human Factors in Computing Systems (CHI EA 2019)
Ngai, G. (Member of programme committee)
4 May 2019 → 9 May 2019Activity: Participating in or organising an event › Organizer / committee member
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27th ACM International Conference on Multimedia, MM 2019
Ngai, G. (Technical Co-chair)
21 Oct 2019 → 25 Oct 2019Activity: Participating in or organising an event › Organizer / committee member
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International Journal of Human Computer Studies (Journal)
Ngai, G. (Associate editor)
2019 → …Activity: Publication peer-review and editorial work › Editorial work for journals
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Extended Abstracts of the 2018 CHI Conference on Human Factors in Computing Systems (CHI EA 2018)
Ngai, G. (Member of programme committee)
21 Apr 2018 → 26 Apr 2018Activity: Participating in or organising an event › Organizer / committee member
Press/Media
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UGC presents awards for teaching excellence (with photos)
Ngai, P. C. S., Ngai, G. & Chan, C. Y. S.
8/09/16
1 item of Media coverage
Press/Media