Author

Kexin Quan

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#human-computer interacti... Preprint Sep 2026

When a Story Feels Like Mine: How Personalized Narratives and Humor Shape Older Adults'Empathy toward LLM-Generated Peer Health Stories

Peer stories have been shown to boost self-efficacy in older adults'health behavior change. Despite their effectiveness, peer stories are difficult to deploy in health promotion at scale given the difficulty of matching the diverse health concerns and coping styles of heterogeneous older populations. Large language mod...

Kexin Quan, Precious Olalere, Smit Desai et al. · 0 citations

#artificial intelligence Preprint Sep 2026

From Momentary Emotion Inference to Sustained Emotion Support: Evaluating a Companion Agent in a Longitudinal Study

Sustained emotional support is a long-horizon interaction task closely tied to human well-being. Recent research demonstrates generative agents'capacity for momentary emotional support, yet how these capabilities sustain support over time remains unclear. To examine this challenge, we deployed PAIR, a theory-based emot...

Kexin Quan, Zi-Jian Ding, Jia-Ye Yong et al. · 0 citations