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Xinyu Zhou

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#natural language process... Jun 2026

Attention Amnesia in Hybrid LLMs: When CoT Fine-Tuning Breaks Long-Range Recall, and How to Fix It

QK-Restore consistently restores long-context capability at zero training cost while preserving reasoning performance; for instance, on HypeNet-5B it improves S3@256K from $65.4\%$ to $76.4\%$ while maintaining strong reasoning performance.

Xinyu Zhou, Boyuan Zhu, Yi Xu et al. · arXiv.org · 0 citations