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新方法改进物理信息神经网络的训练

研究人员开发了Norm-PCGrad,一种新颖的方法,用于在域分解中使用时改进物理信息神经网络(PINNs)和物理信息Kolmogorov-Arnold网络(PIKANs)的训练。该技术解决了在损失函数中组合残差项、边界项和接口项时出现的梯度冲突问题。Norm-PCGrad在各种2D和3D问题上展示了最先进的准确性,且计算开销极小。此外,该研究提出使用可分离架构(如SPINN)来增强域分解框架内的计算效率。 AI

影响 增强了科学机器学习模型在解决复杂物理模拟方面的可扩展性和准确性。

排序理由 该集群包含一篇arXiv预印本,详细介绍了科学机器学习的一种新算法方法。[lever_c_demoted from research: ic=1 ai=1.0]

在 arXiv cs.LG 阅读 →

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

新方法改进物理信息神经网络的训练

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该集群包含一篇arXiv预印本,详细介绍了科学机器学习的一种新算法方法。[lever_c_demoted from research: ic=1 ai=1.0]
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报道来源 [1]

  1. arXiv cs.LG TIER_1 English(EN) · Sidharth S. Menon, Irina Tezaur, Ameya D. Jagtap ·

    利用无冲突梯度解决PINNs和PIKANs的失效模式

    arXiv:2609.14841v1 Announce Type: new Abstract: Scientific machine learning methods such as physics-informed neural networks (PINNs) increasingly rely on domain decomposition for better scalability while solving partial differential equations (PDEs) over complex geometries, yet t…