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An evolutionary multi-objective aerodynamic design optimization method using the computational fluid dynamics (CFD) simulations incorporating deep neural network (DNN) to reduce the required computational time is proposed. In this approach,…

流体动力学 · 物理学 2023-05-01 Yukito Tsunoda , Akira Oyama

We present UrbanScene3D, a large-scale data platform for research of urban scene perception and reconstruction. UrbanScene3D contains over 128k high-resolution images covering 16 scenes including large-scale real urban regions and synthetic…

计算机视觉与模式识别 · 计算机科学 2022-07-20 Liqiang Lin , Yilin Liu , Yue Hu , Xingguang Yan , Ke Xie , Hui Huang

Robotic grasping of 3D deformable objects is critical for real-world applications such as food handling and robotic surgery. Unlike rigid and articulated objects, 3D deformable objects have infinite degrees of freedom. Fully defining their…

机器人学 · 计算机科学 2023-03-29 Isabella Huang , Yashraj Narang , Ruzena Bajcsy , Fabio Ramos , Tucker Hermans , Dieter Fox

Adjoint method is widely used in aerodynamic design because only once solution of flow field is required for adjoint method to obtain the gradients of all design variables. However, the calculation cost of adjoint vector is approximately…

流体动力学 · 物理学 2021-01-01 Mengfei Xu , Shufang Song , Xuxiang Sun , Wengang Chen , Weiwei Zhang

The on-wing engine performance is difficult to track for thermodynamic models because of its inaccurate component maps, and also difficult for data driven methods for their over-fitting to measurement errors. So, we propose a thermodynamic…

系统与控制 · 电气工程与系统科学 2021-06-02 Likun Ren

Spatiotemporal forecasting has various applications in neuroscience, climate and transportation domain. Traffic forecasting is one canonical example of such learning task. The task is challenging due to (1) complex spatial dependency on…

机器学习 · 计算机科学 2018-02-26 Yaguang Li , Rose Yu , Cyrus Shahabi , Yan Liu

Inspired by the UNet architecture of semantic image segmentation, we propose a lightweight UNet using depthwise separable convolutions (DSUNet) for end-to-end learning of lane detection and path prediction (PP) in autonomous driving. We…

计算机视觉与模式识别 · 计算机科学 2021-12-10 Der-Hau Lee , Jinn-Liang Liu

Deep neural operators, such as DeepONets, have changed the paradigm in high-dimensional nonlinear regression from function regression to (differential) operator regression, paving the way for significant changes in computational engineering…

Cardiovascular magnetic resonance imaging is emerging as a crucial tool to examine cardiac morphology and function. Essential to this endeavour are anatomical 3D surface and volumetric meshes derived from CMR images, which facilitate…

Traditional approaches based on finite element analyses have been successfully used to predict the macro-scale behavior of heterogeneous materials (composites, multicomponent alloys, and polycrystals) widely used in industrial applications.…

材料科学 · 物理学 2022-11-24 Rajat Arora

Automated 3D city generation, focusing on road networks and building layouts, is in high demand for applications in urban design, multimedia games and autonomous driving simulations. The surge of generative AI facilitates designing city…

计算机视觉与模式识别 · 计算机科学 2024-07-11 Tao Li , Ruihang Li , Huangnan Zheng , Shanding Ye , Shijian Li , Zhijie Pan

The surface pressure field of transportation systems, including cars, trains, and aircraft, is critical for aerodynamic analysis and design. In recent years, deep neural networks have emerged as promising and efficient methods for modeling…

计算工程、金融与科学 · 计算机科学 2026-01-13 Junhong Zou , Wei Qiu , Zhenxu Sun , Xiaomei Zhang , Zhaoxiang Zhang , Xiangyu Zhu

Reliably predicting the motion of contestant vehicles surrounding an autonomous racecar is crucial for effective and performant planning. Although highly expressive, deep neural networks are black-box models, making their usage challenging…

机器人学 · 计算机科学 2023-10-11 Phillip Karle , Ferenc Török , Maximilian Geisslinger , Markus Lienkamp

The efficacy of autonomous driving systems hinges critically on robust prediction and planning capabilities. However, current benchmarks are impeded by a notable scarcity of scenarios featuring dense traffic, which is essential for…

计算机视觉与模式识别 · 计算机科学 2026-02-04 Constantin Selzer , Fabian B. Flohr

Predicting the future motion of surrounding road users is a crucial and challenging task for autonomous driving (AD) and various advanced driver-assistance systems (ADAS). Planning a safe future trajectory heavily depends on understanding…

计算机视觉与模式识别 · 计算机科学 2022-01-19 Maximilian Schäfer , Kun Zhao , Markus Bühren , Anton Kummert

. Predicting and calculating the aerodynamic coefficients of airfoils near the ground with CFD software requires much time. However, the availability of data from CFD simulation results and the development of new neural network methods have…

机器学习 · 计算机科学 2025-08-26 Mohammad Amin Esabat , Saeed Jaamei , Fatemeh Asadi

The proliferation of unmanned aerial vehicles (UAVs) has created urgent demand for precise UAV monitoring. Existing RGB-based systems rely on spatial cues that degrade at small scales, particularly with high inter-type similarity,…

计算机视觉与模式识别 · 计算机科学 2026-05-21 Yihang Luo , Jun Chen , Chao Xiao , Yingqian Wang , Zhaoxu Li , Qiang Ling , Xu He , Nuo Chen , Gaowei Guo , Hongge Li , Miao Li , Longguang Wang , Yulan Guo , Li Liu , Wei An , Zhijie Chen

Deep learning approaches have achieved highly accurate face recognition by training the models with very large face image datasets. Unlike the availability of large 2D face image datasets, there is a lack of large 3D face datasets available…

计算机视觉与模式识别 · 计算机科学 2021-12-23 Meng-Tzu Chiu , Hsun-Ying Cheng , Chien-Yi Wang , Shang-Hong Lai

This works investigates the generalization capabilities of MeshGraphNets (MGN) [Pfaff et al. Learning Mesh-Based Simulation with Graph Networks. ICML 2021] to unseen geometries for fluid dynamics, e.g. predicting the flow around a new…

机器学习 · 计算机科学 2024-08-13 Robin Schmöcker , Alexander Henkes , Julian Roth , Thomas Wick

Accurate modeling of surface pressure fields around objects is fundamental to aerodynamic analysis and design. While neural networks have shown promise as efficient alternatives to expensive Computational Fluid Dynamics (CFD) simulations,…

计算工程、金融与科学 · 计算机科学 2026-01-23 Junhong Zou , Zhenxu Sun , Yueqing Wang , Wei Qiu , Zhaoxiang Zhang , Xiangyu Zhu , Zhen Lei