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Muon优化器:AI训练提速的秘密武器

14 Oct 2025

Description

本期节目,我们将深入探讨Muon优化器,这个在神经网络隐藏层训练中表现卓越的新技术。它如何通过独特的正交化更新机制,显著提升CIFAR-10和NanoGPT等任务的训练速度,甚至超越AdamW等主流优化器?我们还将揭示其设计原理,包括Newton-Schulz迭代的巧妙应用、系数调优的奥秘,以及它如何有效解决优化器研究中常见的“基线不足”问题。此外,我们还将讨论其与Shampoo等先行者的异同,以及未来在大规模模型训练中的潜力。锁定AI Radio FM,一起探索AI加速训练的前沿!

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