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Xin-Chen Han

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A systematic study of offline reinforcement learning : methodological evolution and algorithmic design

L'apprentissage par renforcement hors ligne (offline RL) vise à apprendre des politiques de décision à partir de données fixes, sans interaction avec l'environnement. Il est pertinent lorsque la collecte en ligne est coûteuse, risquée ou impossible. Toutefois, l'offline RL se heurte à des défis fondamentaux, notammen...

Xin-Chen Han · 0 citations
Preprint Sep 2026

SAMI3D-DW: Interactive Segmentation of Any 3D Medical Images

Interactive segmentation of 3D medical images supports quantitative analysis of anatomical structures and disease while allowing users to specify and refine their targets. Despite substantial progress by nnInteractive and VISTA3D, reliable segmentation across diverse clinical targets remains challenging, particularly f...

Ping-Qiu Gong, Shi-Yuan Su, Fan-Dong Zhang et al. · 0 citations

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