Author

Yang-Yang Xie

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Preprint Sep 2026

ME-Brain-1.0: Memory, Cognition and Action for Evolving Embodied Intelligence

MachEmbodied-Brain (ME-Brain) is introduced, a self-evolving embodied system organized around a closed loop of action execution, experience acquisition, experience evolution, and improved execution that shifts embodied intelligence from train-and-freeze to deploy-and-evolve without model retraining.

Wei He, Heng-Tao Li, Chen-Feng Wang et al. · 0 citations

#machine learning Preprint Sep 2026

Separating Capability from Confidence: Grounded Dual-State Calibration for GRPO-Trained Medical Vision-Language Models

Medical vision-language models (VLMs) require confidence that reflects both answer correctness and patient-specific visual evidence. Recent GRPO-based methods optimize verbalized confidence together with answer generation. However, this joint optimization may interfere with answer learning and drive confidence toward n...

Yang-Yang Xie, Ke-Chun Hao, Jia-Qi Liu et al. · 0 citations