Author

Kexin Quan

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#human-computer interacti... Preprint Oct 2026

PAIR: Perceptual Affective Inference and Regulation in a Real-Time Multimodal Conversational Agent

Sustained emotional support requires generative agents to connect momentary emotion inference and regulation with continuity across encounters. We present PAIR (Perceptual Affective Inference and Regulation), a real-time multimodal agent that reconstructs how an event is appraised into an emotional state. Appraisal sca...

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

#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

PAIR, a theory-based emotion-regulation companion, was deployed with 19 participants for 14 days and linked memory updates and retained corrections to cross-session personalization, informing future emotional support tools that adapt to evolving needs, learn from prior outcomes, and preserve user control over memory.

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