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English(EN) Unbiased and Second-Order-Free Training for High-Dimensional PDEs

新方法通过自适应算子变换提升偏微分方程预训练

研究人员开发了AOT-POT,一种在多样化偏微分方程(PDE)数据集上预训练神经算子的新颖方法。该方法将复杂的解算子转换为更简单、对齐的形式,单个神经网络可以有效地对其进行建模。AOT-POT在12个PDE基准测试中取得了最先进的性能,参数增加极少,并显著降低了域内和域外PDE的误差。 AI

影响 增强了AI模型解决复杂科学问题的能力,有可能加速依赖偏微分方程的领域的研究。

排序理由 发表了一篇关于科学机器学习新方法的学术论文。

在 Hugging Face Daily Papers 阅读 →

AI 生成摘要 · Google Gemini · 来自 2 个来源。 我们如何撰写摘要 →

新方法通过自适应算子变换提升偏微分方程预训练

报道来源 [2]

  1. arXiv cs.LG TIER_1 English(EN) · Chao Zhang ·

    AOT-POT:大规模 PDE 预训练的自适应算子变换

    Pre-training neural operators on diverse partial differential equation (PDE) datasets has emerged as a promising direction for building general-purpose surrogate models in scientific machine learning. However, the inherent complexity and structural diversity of PDE solution opera…

  2. Hugging Face Daily Papers TIER_1 English(EN) ·

    高维偏微分方程的无偏且无二阶自由的训练

    Deep learning methods based on backward stochastic differential equations (BSDEs) have emerged as competitive alternatives to physics-informed neural networks (PINNs) for solving high-dimensional partial differential equations (PDEs). By leveraging probabilistic representations, …