Author

Yunhao Bai

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Preprint Aug 2026

HounsWorld: A Multimodal World Model for Hidden Patient-State Readout, Reconstruction, and Simulation

HounsBench is introduced, a computed tomography (CT) centric patient-state benchmark that unifies these three task families with patient-disjoint splits and per-family metrics, and HounsWorld, a 3B multimodal world model that treats volumetric scans and language as observations of the shared state through Joint Understanding-Generation Learning.

Yunhao Bai, Zhongwei Qiu, Guangyu Guo et al. · 0 citations