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Cheng-Xuan Qian

2 papers indexed here

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#natural language process... Preprint Oct 2026

Text-Centric Post-Training for Omni-Modal Reasoning

Improving joint audio-visual reasoning in Omni Large Language Models typically incurs substantial data construction and training costs. Our diagnostics reveal multi-hop reasoning difficulties despite correct answers to all corresponding single-hop questions and suggest partial decoupling in the local optimization of pe...

Zi-Yang Cheng, Yu-Hao Wang, Hong-Cheng Liu et al. · 0 citations
#natural language process... Preprint Sep 2026

MemFold: Learning Compact Soft Memory for Long-Context Personalization via On-Policy Optimization

An assistant that serves the same user over a long horizon has to answer from what that user has revealed: which preferences still hold, which were revised, and which constraints apply now. Retaining that information is not the same as acting on it, and the two are usually optimized as if they were. Keeping the informa...

Jing-Xuan Wu, Yuzhe Yang, Yi-Qiao Huang et al. · 0 citations

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