3 papers
cs.AI2026
Search Broadly, Seek Evidence on Both Sides, Decide Narrowly: Evidence-Admissible GraphRAG for Longitudinal Clinical Event Verification
Xingtao Lin, Yubo Feng, Weixin Liu +4
Longitudinal clinical event-relation verification determines whether a patient record supports a specified relation among two or more clinical events. This task is challenging beca…
eess.IV2026
CRS-Bench: A Reference-Relative Reliability Benchmark for Medical Image Encoders
Xingtao Lin, Hangqi Ren, Caiwan Sun +1
Pretrained image encoders are central to medical image classification, where expert annotation is costly and task-specific cohorts are often limited. As the model space expands fro…
cs.LG2026
Unmasking Toxic Mimicry in Medical Offline Reinforcement Learning for ICU Sepsis Management via Counterfactual Clinical Audits
Hangqi Ren, Junyi Liao
Offline reinforcement learning (RL) offers considerable promise for optimizing ICU treatment decisions, yet standard evaluation metrics Mean Squared Error (MSE) and Fitted Q-Evalua…