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When approaching the semantic segmentation of overhead imagery in the decimeter spatial resolution range, successful strategies usually combine powerful methods to learn the visual appearance of the semantic classes (e.g. convolutional…

计算机视觉与模式识别 · 计算机科学 2018-08-24 Michele Volpi , Devis Tuia

We present a fast and accurate data-driven surrogate model for divertor plasma detachment prediction leveraging the latent feature space concept in machine learning research. Our approach involves constructing and training two neural…

等离子体物理 · 物理学 2022-11-23 Ben Zhu , Menglong Zhao , Harsh Bhatia , Xue-qiao Xu , Peer-Timo Bremer , William Meyer , Nami Li , Thomas Rognlien

In this work, we tackle the problem of modeling the vehicle environment as dynamic occupancy grid map in complex urban scenarios using recurrent neural networks. Dynamic occupancy grid maps represent the scene in a bird's eye view, where…

机器人学 · 计算机科学 2022-05-06 Marcel Schreiber , Vasileios Belagiannis , Claudius Glaeser , Klaus Dietmayer

A deep-learning-based surrogate model capable of predicting flow and geomechanical responses in CO2 storage operations is presented and applied. The 3D recurrent R-U-Net model combines deep convolutional and recurrent neural networks to…

机器学习 · 计算机科学 2021-05-05 Meng Tang , Xin Ju , Louis J. Durlofsky

To have a superior generalization, a deep learning neural network often involves a large size of training sample. With increase of hidden layers in order to increase learning ability, neural network has potential degradation in accuracy.…

机器学习 · 计算机科学 2019-01-01 Lianfa Li , Ying Fang , Jun Wu , Jinfeng Wang

We introduce a framework for unsupervised learning of structured predictors with overlapping, global features. Each input's latent representation is predicted conditional on the observable data using a feature-rich conditional random field.…

机器学习 · 计算机科学 2014-11-11 Waleed Ammar , Chris Dyer , Noah A. Smith

This paper describes a study based on computational fluid dynamics (CFD) and deep neural networks that focusing on predicting the flow field in differently distorted U-shaped pipes. The main motivation of this work was to get an insight…

机器学习 · 计算机科学 2020-10-02 Gergely Hajgató , Bálint Gyires-Tóth , György Paál

This study presents a framework for predicting unsteady transonic wing pressure distributions, integrating an autoencoder architecture with graph convolutional networks and graph-based temporal layers to model time dependencies. The…

机器学习 · 计算机科学 2024-11-19 Gabriele Immordino , Andrea Vaiuso , Andrea Da Ronch , Marcello Righi

Structured prediction involves learning to predict complex structures rather than simple scalar values. The main challenge arises from the non-Euclidean nature of the output space, which generally requires relaxing the problem formulation.…

机器学习 · 统计学 2024-11-19 Junjie Yang , Matthieu Labeau , Florence d'Alché-Buc

In analyzing and assessing the condition of dynamical systems, it is necessary to account for nonlinearity. Recent advances in computation have rendered previously computationally infeasible analyses readily executable on common computer…

计算工程、金融与科学 · 计算机科学 2021-09-24 Thomas Simpson , Nikolaos Dervilis , Eleni Chatzi

In this contribution we propose a data-driven surrogate model for the prediction of magnetic stray fields in two-dimensional random micro-heterogeneous materials. Since data driven models require thousands of training data sets, FEM…

This work proposes a novel neural network architecture, called the Dynamically Controlled Recurrent Neural Network (DCRNN), specifically designed to model dynamical systems that are governed by ordinary differential equations (ODEs). The…

神经与进化计算 · 计算机科学 2019-11-04 Yiwei Fu , Samer Saab , Asok Ray , Michael Hauser

Missions to small celestial bodies rely heavily on optical feature tracking for characterization of and relative navigation around the target body. While techniques for feature tracking based on deep learning are a promising alternative to…

计算机视觉与模式识别 · 计算机科学 2023-04-12 Travis Driver , Panagiotis Tsiotras

This paper presents a novel efficient method for spatial monitoring of the distribution of correlated field signals, such as temperature, humidity, etc. using unmanned aerial vehicles (UAVs). The spatial signal is compressed to its…

信号处理 · 电气工程与系统科学 2024-11-27 Maryam Zahra , Homa Tajiani , Hadi Alasti

Advanced travel information and warning, if provided accurately, can help road users avoid traffic congestion through dynamic route planning and behavior change. It also enables traffic control centres mitigate the impact of congestion by…

机器学习 · 计算机科学 2018-09-11 Wei Wang , Xucheng Li

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

Surrogate Neural Networks are nowadays routinely used in industry as substitutes for computationally demanding engineering simulations (e.g., in structural analysis). They allow to generate faster predictions and thus analyses in industrial…

Predictive models can be particularly helpful for robots to effectively manipulate terrains in construction sites and extraterrestrial surfaces. However, terrain state representations become extremely high-dimensional especially to capture…

机器人学 · 计算机科学 2026-02-12 Chaoqi Liu , Yunzhu Li , Kris Hauser

Aerial manipulators undergo rapid, configuration-dependent changes in inertial coupling forces and aerodynamic forces, making accurate dynamics modeling a core challenge for reliable control. Analytical models lose fidelity under these…

机器人学 · 计算机科学 2025-12-12 Samaksh Ujjawal , Shivansh Pratap Singh , Naveen Sudheer Nair , Rishabh Dev Yadav , Wei Pan , Spandan Roy

Deep neural networks have become increasingly of interest in dynamical system prediction, but out-of-distribution generalization and long-term stability still remains challenging. In this work, we treat the domain parameters of dynamical…

机器学习 · 计算机科学 2023-06-02 Stathi Fotiadis , Mario Lino , Shunlong Hu , Stef Garasto , Chris D Cantwell , Anil Anthony Bharath