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English(EN) History-aware adaptive reduced-order models via incremental singular value decomposition

新的自适应ROM框架使用iSVD提高模拟精度

作者 PulseAugur 编辑部 · [3 个来源] ·

研究人员开发了一种使用增量奇异值分解（iSVD）的新型自适应降阶模型（ROM）框架。该方法通过允许ROM适应新数据来提高高维动力学模拟的准确性和效率，克服了当动力学超出初始训练范围时存在的局限性。iSVD方法具有历史感知能力，保留了过去动力学的信息，以提高长期预测能力。在Sod激波管和旋转爆震发动机等复杂的非线性问题上进行了测试，与现有基线相比，iSVD自适应ROM在预测精度和计算效率方面均表现出色。 AI

影响 这项研究可能带来更高效、更准确的依赖复杂动力学系统的领域模拟。

排序理由 该集群包含一篇详细介绍新计算方法的学术论文。

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新的自适应ROM框架使用iSVD提高模拟精度

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报道来源 [3]

  1. arXiv cs.LG TIER_1 English(EN) · Amirpasha Hedayat, Ali Mohaghegh, Laura Balzano, Cheng Huang, Karthik Duraisamy ·

    通过增量奇异值分解实现历史感知自适应降阶模型

    arXiv:2605.28684v1 Announce Type: new Abstract: Reduced-order models (ROMs) can accelerate high-dimensional dynamical simulations, but their accuracy often deteriorates when online dynamics leave the regime represented by offline training data. We develop a projection-based adapt…

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

    通过增量奇异值分解实现历史感知自适应降阶模型

    Reduced-order models (ROMs) can accelerate high-dimensional dynamical simulations, but their accuracy often deteriorates when online dynamics leave the regime represented by offline training data. We develop a projection-based adaptive ROM framework based on incremental singular …

  3. arXiv cs.LG TIER_1 English(EN) · Karthik Duraisamy ·

    通过增量奇异值分解实现历史感知自适应降阶模型

    Reduced-order models (ROMs) can accelerate high-dimensional dynamical simulations, but their accuracy often deteriorates when online dynamics leave the regime represented by offline training data. We develop a projection-based adaptive ROM framework based on incremental singular …

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