collaborators

5 papers

cs.LG2026

TimeSRL: Generalizable Time-Series Behavioral Modeling via Semantic RL-Tuned LLMs -- A Case Study in Mental Health

Yuang Fan, Lilin Xu, Millie Wu +8

Longitudinal passive sensing enables continuous health prediction, yet models often fail under cross-dataset distribution shifts. Traditional ML overfits cohort-specific artifacts,…

cs.AI2026

ProAssist: Continuous Step-aware Proactive Assistance with Multi-modal Egocentric Perception for Long-horizon Procedural Tasks

Lilin Xu, Bufang Yang, Siyang Jiang +6

Procedural tasks with multiple ordered steps are ubiquitous in daily life. Recent advances in multimodal large language models (MLLMs) have enabled personal assistants that support…

cs.HC2026

MindfulAgents: Personalizing Mindfulness Meditation via an Expert-Aligned Multi-Agent System

Mengyuan Millie Wu, Zhihan Jiang, Yuang Fan +9

Mindfulness meditation is a widely accessible and evidence-based method for supporting mental health. Despite the proliferation of mindfulness meditation apps, sustaining user enga…

cs.RO2026

ReSPEC: A Framework for Online Multispectral Sensor Reconfiguration in Dynamic Environments

Yanchen Liu, Yuang Fan, Minghui Zhao +1

Multi-sensor fusion is central to robust robotic perception, yet most existing systems operate under static sensor configurations, collecting all modalities at fixed rates and fide…

cs.LG2025

TDBench: A Benchmark for Top-Down Image Understanding with Reliability Analysis of Vision-Language Models

Kaiyuan Hou, Minghui Zhao, Lilin Xu +2

Top-down images play an important role in safety-critical settings such as autonomous navigation and aerial surveillance, where they provide holistic spatial information that front…