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Model reduction for fluid flow simulation continues to be of great interest across a number of scientific and engineering fields. Here, we explore the use of Neural Ordinary Differential Equations, a recently introduced family of…

机器学习 · 计算机科学 2021-04-30 Sourav Dutta , Peter Rivera-Casillas , Matthew W. Farthing

We propose integrating optimal transport (OT) into operator learning for partial differential equations (PDEs) on complex geometries. Classical geometric learning methods typically represent domains as meshes, graphs, or point clouds. Our…

机器学习 · 计算机科学 2025-07-29 Xinyi Li , Zongyi Li , Nikola Kovachki , Anima Anandkumar

In numerous robotics and mechanical engineering applications, among others, data is often constrained on smooth manifolds due to the presence of rotational degrees of freedom. Common datadriven and learning-based methods such as neural…

最优化与控制 · 数学 2023-05-16 Karthik Elamvazhuthi , Xuechen Zhang , Samet Oymak , Fabio Pasqualetti

In this paper, prediction of airfoil shape from targeted pressure distribution (suction and pressure sides) and vice versa is demonstrated using both Convolutional Neural Networks (CNNs) and Deep Neural Networks (DNNs) techniques. The…

机器学习 · 计算机科学 2025-04-01 Anantram Patel , Nikhil Mogre , Mandar Mane , Jayavardhan Reddy Enumula , Vijay Kumar Sutrakar

Accurately estimating aircraft fuel flow is essential for evaluating new procedures, designing next-generation aircraft, and monitoring the environmental impact of current aviation practices. This paper investigates the generalization…

机器学习 · 计算机科学 2025-07-25 Gabriel Jarry , Ramon Dalmau , Philippe Very , Junzi Sun

Accuracy anomaly detection in user-level network traffic is crucial for network security. Compared with existing models that passively detect specific anomaly classes with large labeled training samples, user-level network traffic contains…

密码学与安全 · 计算机科学 2025-01-16 Tongtong Feng , Qi Qi , Lingqi Guo , Jingyu Wang

Decentralized federated learning (DFL), inherited from distributed optimization, is an emerging paradigm to leverage the explosively growing data from wireless devices in a fully distributed manner.DFL enables joint training of machine…

信号处理 · 电气工程与系统科学 2023-10-10 Zhiyuan Zhai , Xiaojun Yuan , Xin Wang

Computational fluid dynamics (CFD) drives progress in numerous scientific and engineering fields, yet high-fidelity simulations remain computationally prohibitive. While machine learning approaches offer computing acceleration, they…

流体动力学 · 物理学 2025-08-12 Rui Zhang , Qi Meng , Han Wan , Yang Liu , Zhi-Ming Ma , Hao Sun

The precise simulation of turbulent flows is of immense importance in a variety of scientific and engineering fields, including climate science, freshwater science, and the development of energy-efficient manufacturing processes. Within the…

流体动力学 · 物理学 2024-06-10 Shengyu Chen , Peyman Givi , Can Zheng , Xiaowei Jia

Transporting suspended payloads is challenging for autonomous aerial vehicles because the payload can cause significant and unpredictable changes to the robot's dynamics. These changes can lead to suboptimal flight performance or even…

机器人学 · 计算机科学 2021-02-03 Suneel Belkhale , Rachel Li , Gregory Kahn , Rowan McAllister , Roberto Calandra , Sergey Levine

Deep learning has revolutionized the field of computer vision by introducing large scale neural networks with millions of parameters. Training these networks requires massive datasets and leads to intransparent models that can fail to…

计算机视觉与模式识别 · 计算机科学 2024-05-24 Tom Fischer , Pascal Peter , Joachim Weickert , Eddy Ilg

The Optimal Power Flow (OPF) problem is integral to the functioning of power systems, aiming to optimize generation dispatch while adhering to technical and operational constraints. These constraints are far from straightforward; they…

机器学习 · 计算机科学 2023-10-10 Andrew Rosemberg , Mathieu Tanneau , Bruno Fanzeres , Joaquim Garcia , Pascal Van Hentenryck

Neural networks require a large amount of annotated data to learn. Meta-learning algorithms propose a way to decrease the number of training samples to only a few. One of the most prominent optimization-based meta-learning algorithms is…

机器学习 · 计算机科学 2022-06-14 Kostiantyn Khabarlak

Meta-learning, or "learning to learn," is a subfield of machine learning where the goal is to develop models and algorithms that can learn from various tasks and improve their learning process over time. Unlike traditional machine learning…

机器学习 · 计算机科学 2024-07-23 Mouad El Bouchattaoui

Drawing inspiration from gradient-based meta-learning methods with infinitely small gradient steps, we introduce Continuous-Time Meta-Learning (COMLN), a meta-learning algorithm where adaptation follows the dynamics of a gradient vector…

机器学习 · 计算机科学 2022-03-04 Tristan Deleu , David Kanaa , Leo Feng , Giancarlo Kerg , Yoshua Bengio , Guillaume Lajoie , Pierre-Luc Bacon

Partial differential equations (PDEs) govern nearly every physical process in science and engineering, yet solving them at scale remains prohibitively expensive. Generative AI has transformed language, vision, and protein science, but…

机器学习 · 计算机科学 2026-04-10 Yilong Dai , Shengyu Chen , Xiaowei Jia , Runlong Yu

The enormous structural and chemical diversity of metal-organic frameworks (MOFs) forces researchers to actively use simulation techniques on an equal footing with experiments. MOFs are widely known for outstanding adsorption properties, so…

材料科学 · 物理学 2021-11-22 Vadim V. Korolev , Yurii M. Nevolin , Thomas A. Manz , Pavel V. Protsenko

Efficient management of traffic flow in urban environments presents a significant challenge, exacerbated by dynamic changes and the sheer volume of data generated by modern transportation networks. Traditional centralized traffic management…

机器学习 · 计算机科学 2025-01-29 Bob Johnson , Michael Geller

Representation learning has been widely studied in the context of meta-learning, enabling rapid learning of new tasks through shared representations. Recent works such as MAML have explored using fine-tuning-based metrics, which measure the…

机器学习 · 计算机科学 2021-05-06 Kurtland Chua , Qi Lei , Jason D. Lee

We propose a new approach to learning the subgrid-scale model when simulating partial differential equations (PDEs) solved by the method of lines and their representation in chaotic ordinary differential equations, based on neural ordinary…

数值分析 · 数学 2023-04-14 Shinhoo Kang , Emil M. Constantinescu