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English(EN) Forward Pass Domain Adaptation (Without Cross-Layer Backpropagation)

新的FPO方法无需反向传播即可适应LLM,提高吞吐量

研究人员开发了一种名为前向传播仅(FPO)训练的新方法,该方法无需通过模型层进行反向传播即可适应大型语言模型。与标准微调方法相比,该技术实现了显著更高的吞吐量并使用了更少的内存。FPO在域外基准测试中保持了性能,这是全网络微调不总是能复制的特性。该方法依赖于这样一个观察结果:Transformer中后期层的预测误差可以近似真实梯度,从而无需复杂的自动梯度图构建即可将误差信号直接应用于目标层。 AI

影响 这种新的训练方法可以显著降低微调大型语言模型所需的计算成本和时间,从而可能加速其部署和定制。

排序理由 学术论文,详细介绍了LLM的一种新颖训练方法。[lever_c_demoted from research: ic=1 ai=1.0]

在 arXiv cs.AI 阅读 →

AI 生成摘要 · Google Gemini · 来自 1 个来源。 我们如何撰写摘要 →

新的FPO方法无需反向传播即可适应LLM,提高吞吐量

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学术论文,详细介绍了LLM的一种新颖训练方法。[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) · Rivaan Patil, Simon Dennis, Hao Guo, Kevin Shabahang ·

    前向传播域自适应(无跨层反向传播)

    arXiv:2608.14563v1 Announce Type: cross Abstract: Forward-Pass-Only MLP training (FPO) adapts large language models without a backward pass through the model body, achieving 2.7--3.2x the throughput of standard fine-tuning at ~40% less peak training memory, while leaving off-doma…