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相关论文: Physics-Informed Graph Neural Network for Dynamic …

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Accurate simulation of granular flow dynamics is crucial for assessing various geotechnical risks, including landslides and debris flows. Granular flows involve a dynamic rearrangement of particles exhibiting complex transitions from…

地球物理 · 物理学 2023-12-13 Yongjin Choi , Krishna Kumar

Graph Neural Networks (GNNs) are an emerging research field. This specialized Deep Neural Network (DNN) architecture is capable of processing graph structured data and bridges the gap between graph processing and Deep Learning (DL). As…

分布式、并行与集群计算 · 计算机科学 2023-05-24 Jana Vatter , Ruben Mayer , Hans-Arno Jacobsen

Automated planning is one of the foundational areas of AI. Since no single planner can work well for all tasks and domains, portfolio-based techniques have become increasingly popular in recent years. In particular, deep learning emerges as…

人工智能 · 计算机科学 2019-11-21 Tengfei Ma , Patrick Ferber , Siyu Huo , Jie Chen , Michael Katz

Reinforcement Learning (RL) methods used for solving real-world optimization problems often involve dynamic state-action spaces, larger scale, and sparse rewards, leading to significant challenges in convergence, scalability, and efficient…

机器学习 · 计算机科学 2025-09-29 Stavros Orfanoudakis , Nanda Kishor Panda , Peter Palensky , Pedro P. Vergara

Considering the growing necessity for precise modeling of power electronics amidst operational and environmental uncertainties, this paper introduces an innovative methodology that ingeniously combines model-driven and data-driven…

系统与控制 · 电气工程与系统科学 2024-06-25 Peifeng Hui , Chenggang Cui , Pengfeng Lin , Amer M. Y. M. Ghias , Xitong Niu , Chuanlin Zhang

Graph prediction problems prevail in data analysis and machine learning. The inverse prediction problem, namely to infer input data from given output labels, is of emerging interest in various applications. In this work, we develop…

机器学习 · 统计学 2022-11-22 Chen Xu , Xiuyuan Cheng , Yao Xie

We present a Graph Neural Network (GNN) that accurately simulates a multidisperse suspension of interacting spherical particles. Our machine learning framework is built upon the recent work of Sanchez-Gonzalez et al. ICML, PMLR, 119,…

计算物理 · 物理学 2025-02-20 Aref Hashemi , Aliakbar Izadkhah

IR drop on the power delivery network (PDN) is closely related to PDN's configuration and cell current consumption. As the integrated circuit (IC) design is growing larger, dynamic IR drop simulation becomes computationally unaffordable and…

机器学习 · 计算机科学 2024-12-06 Yuxiang Zhao , Zhuomin Chai , Xun Jiang , Yibo Lin , Runsheng Wang , Ru Huang

Physics Informed Neural Networks is a numerical method which uses neural networks to approximate solutions of partial differential equations. It has received a lot of attention and is currently used in numerous physical and engineering…

数值分析 · 数学 2025-07-10 Dimitrios Gazoulis , Ioannis Gkanis , Charalambos G. Makridakis

In this paper, we introduce a physics-driven regularization method for training of deep neural networks (DNNs) for use in engineering design and analysis problems. In particular, we focus on prediction of a physical system, for which in…

机器学习 · 计算机科学 2019-10-17 Mohammad Amin Nabian , Hadi Meidani

Graph Neural Networks (GNNs) have become popular across a diverse set of tasks in exploring structural relationships between entities. However, due to the highly connected structure of the datasets, distributed training of GNNs on…

机器学习 · 计算机科学 2025-09-08 Arefin Niam , Tevfik Kosar , M S Q Zulkar Nine

This article investigates the ability of graph neural networks (GNNs) to identify risky conditions in a power grid over the subsequent few hours, without explicit, high-resolution information regarding future generator on/off status (grid…

系统与控制 · 电气工程与系统科学 2024-05-14 Yadong Zhang , Pranav M Karve , Sankaran Mahadevan

We aim to solve the problem of data-driven collision-distance estimation given 3-dimensional (3D) geometries. Conventional algorithms suffer from low accuracy due to their reliance on limited representations, such as point clouds. In…

机器人学 · 计算机科学 2024-03-12 Minjae Song , Yeseung Kim , Min Jun Kim , Daehyung Park

Physics-informed graph neural networks (PIGNNs) have emerged as fast AC power-flow solvers that can replace the classic NewtonRaphson (NR) solvers, especially when thousands of scenarios must be evaluated. However, current PIGNNs still need…

Recently, Graph Neural Networks (GNNs) have become state-of-the-art algorithms for analyzing non-euclidean graph data. However, to realize efficient GNN training is challenging, especially on large graphs. The reasons are many-folded: 1)…

机器学习 · 计算机科学 2022-08-17 Zhe Zhou , Cong Li , Xuechao Wei , Xiaoyang Wang , Guangyu Sun

The Industrial Internet of Things (IIoT) is reshaping manufacturing, industrial processes, and infrastructure management. By fostering new levels of automation, efficiency, and predictive maintenance, IIoT is transforming traditional…

机器学习 · 计算机科学 2024-11-13 Keivan Faghih Niresi , Hugo Bissig , Henri Baumann , Olga Fink

Graph neural networks (GNNs) are a type of neural network capable of learning on graph-structured data. However, training GNNs on large-scale graphs is challenging due to iterative aggregations of high-dimensional features from neighboring…

机器学习 · 计算机科学 2024-09-18 Nikolai Merkel , Pierre Toussing , Ruben Mayer , Hans-Arno Jacobsen

We present distributed algorithms for training dynamic Graph Neural Networks (GNN) on large scale graphs spanning multi-node, multi-GPU systems. To the best of our knowledge, this is the first scaling study on dynamic GNN. We devise…

分布式、并行与集群计算 · 计算机科学 2021-09-17 Venkatesan T. Chakaravarthy , Shivmaran S. Pandian , Saurabh Raje , Yogish Sabharwal , Toyotaro Suzumura , Shashanka Ubaru

The recent rise of deep learning has led to numerous applications, including solving partial differential equations using Physics-Informed Neural Networks. This approach has proven highly effective in several academic cases. However, their…

数值分析 · 数学 2024-10-07 Marien Chenaud , Frédéric Magoulès , José Alves

This paper proposes a tractable framework to determine key characteristics of non-linear dynamic systems by converting physics-informed neural networks to a mixed integer linear program. Our focus is on power system applications.…

系统与控制 · 电气工程与系统科学 2021-04-01 Georgios S. Misyris , Jochen Stiasny , Spyros Chatzivasileiadis