Christy Sum Yu Cheung — accepted AI-conference papers

2026

Knowing When Not to Help: Active Estimation of Human Reachability for Just-Right Robot Assistance

Ziang Liu, Yunting Yan, Christy Sum Yu Cheung, Tailai Ying, Bodong Liu, Shiqin Tong +3

RSS 2026poster

Robots that physically interact with humans must decide not only how and when to help, but also when not to help. In physical caregiving and collaborative manipulation, robots can over-assist by misestimating user capability or defaulting to helping when users can act independently. Physical functio…

Cited by 0 Source ↗Scholar ↗

2025

OpenRoboCare: A Multimodal Multi-Task Expert Demonstration Dataset for Robot Caregiving

Xiaoyu Liang, Ziang Liu, Kelvin Lin, Edward Gu, Ruolin Ye, Tam Nguyen +7

IROS 2025

We present OpenRoboCare, a multimodal dataset for robot caregiving, capturing expert occupational therapist demonstrations of Activities of Daily Living (ADLs). Caregiving tasks involve complex physical human-robot interactions, requiring precise perception under occlusions, safe physical contact, a

Cited by 3 Source ↗Scholar ↗