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Zhongyu Wei

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#artificial intelligence Preprint Sep 2026

SOTER: A Generative Time-Series Foundation Model for Wearable Human Physiological Signals

SOTER is presented, a generative foundation model for wearable physiological time series that unifies cross-channel coupling, spectrum-guided expert specialization, and continuous-time latent evolution within a single pre-training framework and achieves the best RMSE on 4 of 6 datasets and the best MAE on 5 of 6.

Fang-Ke Chen, Sirry Chen, Wei Chen et al. · 1 citation
Preprint Aug 2026

RIDGE: Region-Informed Derivative-Guided Evidence Selection for Long Video Understanding

RIDGE, a frame selection framework that reads the frame-query similarity curve as a temporal signal, partitions the timeline into structural regions and applies region-specific selection to preserve event cores, transitions, buildup, aftermath, and contextual frames under a fixed budget.

Shan Xu, Meng-Xin Luo, Meng-Chen Qian et al. · 0 citations
Preprint Aug 2026

MedReaMM: Evaluating Large Multimodal Models on Expert-Level Clinical Diagnostic Synthesis

This work introduces MedReaMM, a benchmark specifically designed to evaluate models'ability to synthesize heterogeneous clinical evidence consisting of detailed patient histories alongside multiple medical images into accurate differential diagnoses under a complete-information paradigm.

Lai Wei, Yu-Chao Chen, Zhenbiao Cao et al. · 0 citations

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