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English(EN) Thermodynamically Consistent Machine Learning for Fracture Prediction in Heterogeneous Materials

新的机器学习模型嵌入物理学以实现精确断裂预测

研究人员开发了一种名为热力学一致潜在动力学识别(tLaSDI)的新机器学习方法,用于预测异质材料中的断裂模式和演化。该方法通过参数化通用形式信息神经网络(pGFINNs)将能量守恒和熵产生等热力学原理直接嵌入神经网络架构中。tLaSDI-pGFINNs模型通过增强的几何条件自编码器,在捕捉断裂行为方面表现出比纯数据驱动模型(如自编码器长短期记忆(AE-LSTM))更高的准确性。该方法确保即使在未见过的数据上也能保持热力学约束。 AI

影响 这种方法有望在材料科学和工程领域实现更可靠、更高效的模拟,从而减少对广泛物理测试的需求。

排序理由 该集群包含一篇详细介绍用于科学应用的新机器学习方法的学术论文。[lever_c_demoted from research: ic=1 ai=1.0]

在 arXiv cs.LG 阅读 →

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新的机器学习模型嵌入物理学以实现精确断裂预测

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该集群包含一篇详细介绍用于科学应用的新机器学习方法的学术论文。[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) · Muhamad Alim, Xiaolong He, Mei-Na Tsao, Chi-Hua Yu, J. S. Chen ·

    面向多相材料断裂预测的热力学一致性机器学习

    arXiv:2610.20614v1 Announce Type: cross Abstract: Understanding fracture behavior is critical for assessing the structural integrity and longevity. Highly time-consuming physics-based fracture simulations motivate the development of machine-learning-based fracture evolution predi…