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English(EN) Train High, Ship Low: Efficient LoRA Synchronization for Distributed On-Policy Post-Training

新的 HiLo 框架将 LoRA 适配器数据传输量减少了 98.4%

研究人员开发了一个名为 HiLo 的新框架,以解决分布式按策略后训练中 LoRA 适配器传输的瓶颈问题,尤其是在带宽受限的网络上。HiLo 用压缩梯度传播和本地优化器回放取代了直接参数传输,使工作节点能够从梯度中重建更新。该方法结合名为 Spar 的梯度压缩器,在保持学习质量和加速端到端更新的同时,显著减少了传输的数据量。 AI

影响 这项研究可以显著提高分布式人工智能模型训练的效率和速度,尤其是在网络带宽受限的环境中。

排序理由 研究论文,详细介绍了用于提高分布式人工智能训练效率的新技术框架和方法。[lever_c_demoted from research: ic=1 ai=1.0]

在 arXiv cs.AI 阅读 →

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新的 HiLo 框架将 LoRA 适配器数据传输量减少了 98.4%

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研究论文,详细介绍了用于提高分布式人工智能训练效率的新技术框架和方法。[lever_c_demoted from research: ic=1 ai=1.0]
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报道来源 [1]

  1. arXiv cs.AI TIER_1 English(EN) · Shenghui Li, Li Ju, Thiemo Voigt ·

    高效LoRA同步用于分布式On-Policy后期训练:高训练、低部署

    arXiv:2611.13306v1 Announce Type: cross Abstract: Transmitting LoRA adapters to rollout workers can bottleneck distributed on-policy post-training over bandwidth-constrained networks. Lowering the training rank may limit the capacity a workload needs, while adaptive optimizer upd…