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Physics-informed Gaussian process classification for constraint-aware alloy design

delete2025-07-26
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OA
AI
C
Christofer Hardcastle
R
Ryan O'Mullan
R
Raymundo Arróyave
B
Brent Vela *
DOI:10.1039/D5DD00084Jdelete
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摘要

摘要

En 中文
合金设计可以表述为一个约束满足问题。基于先前的方法论;我们提出为高斯过程分类器(GPCs)配备物理信息先验均值函数,以建模可行设计空间的中心。通过三个案例研究;我们强调了信息先验在处理连续和分类属性约束方面的效用。(1)相稳定性:通过将CALPHAD预测作为固溶相稳定性的先验;我们使用公开可用的XRD数据集增强了模型验证。(2)相稳定性预测的细化:我们演示了一种在体主动学习方法,以高效地修正相图。(3)连续属性阈值:通过将先验嵌入连续属性模型;我们通过主动学习加速了满足特定属性阈值的合金发现。在每个案例中;将基于物理的见解整合到分类框架中显著提高了模型性能;展示了一种面向约束的合金设计的高效策略。
Keyword:
Gaussian Process Classifiers
physics-informed priors
alloy design
constraint-satisfaction problem
active learning

期刊

Digital Discovery 封面图
Digital Discovery
IF:
5.6
论文数:
997
被引数:
1.7K

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