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FTC:序贯结构化压缩LLM注意力无需微调

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2026-10-02,arXiv发布一手研究,提出序贯结构化压缩框架FTC。该框架在固定存储预算下适配当前压缩模型,联合利用Q/K/V头结构,并对输出投影单独处理以应对表示变化。实验覆盖6B至32B七个解码器-only LLM,在五款现代GQA模型的WikiText-2困惑度上各keep ratio均最优,激进压缩下增益最大,改进可迁移到下游任务且在32B规模仍显著,无需微调或基于梯度的恢复。

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Oct 2, 2026
  1. arXiv · Statistics Machine Learning
    Sequential Functional Structured Tucker Compression for Large Language Model Attentions

    FTC是一种序贯结构化压缩框架,在固定存储预算下适配当前压缩模型并联合利用Q/K/V头结构,输出投影单独处理以应对表示变化。实验覆盖6B至32B七个解码器仅LLM,在五款现代GQA模型的WikiText-2困惑度上各keep ratio均最优,激进压缩下增益最大,且改进迁移到下游任务并在32B规模仍显著。无需微调或基于梯度的恢复。

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