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Knowledge Graph Embeddings (KGEs) have shown promising performance on link prediction tasks by mapping the entities and relations from a knowledge graph into a geometric space (usually a vector space). Ultimately, the plausibility of the…

Machine Learning · Computer Science 2020-10-20 Mojtaba Nayyeri , Chengjin Xu , Jens Lehmann , Sahar Vahdati

A technique is described for constructing three-dimensional vector graphics representations of planar regions bounded by cubic B\'ezier curves, such as smooth glyphs. It relies on a novel algorithm for compactly partitioning planar B\'ezier…

Computational Geometry · Computer Science 2015-03-17 Orest Shardt , John C. Bowman

Obstacle avoidance from monocular images is a challenging problem for robots. Though multi-view structure-from-motion could build 3D maps, it is not robust in textureless environments. Some learning based methods exploit human demonstration…

Robotics · Computer Science 2017-05-01 Shichao Yang , Sandeep Konam , Chen Ma , Stephanie Rosenthal , Manuela Veloso , Sebastian Scherer

Building footprint information is an essential ingredient for 3-D reconstruction of urban models. The automatic generation of building footprints from satellite images presents a considerable challenge due to the complexity of building…

Computer Vision and Pattern Recognition · Computer Science 2023-05-09 Yilei Shi , Qinyu Li , Xiaoxiang Zhu

How to quickly and stably realize the degree reduction of the rational Bezier curve is an open problem in CAGD. Based on the weighted least squares method and weighted sum method of multi-objective optimization, this paper transforms the…

Numerical Analysis · Mathematics 2021-01-28 Mao Shi

In this work, we establish a method for abstracting information from Computer Aided Engineering (CAE) into graphs. Such graph representations of CAE data can improve design guidelines and support recommendation systems by enabling the…

Artificial Intelligence · Computer Science 2023-06-19 Anahita Pakiman , Jochen Garcke , Axel Schumacher

Integrating LiDAR and camera information into Bird's-Eye-View (BEV) representation has emerged as a crucial aspect of 3D object detection in autonomous driving. However, existing methods are susceptible to the inaccurate calibration…

Computer Vision and Pattern Recognition · Computer Science 2025-03-14 Ziying Song , Lei Yang , Shaoqing Xu , Lin Liu , Dongyang Xu , Caiyan Jia , Feiyang Jia , Li Wang

Knowledge of the road network topology is crucial for autonomous planning and navigation. Yet, recovering such topology from a single image has only been explored in part. Furthermore, it needs to refer to the ground plane, where also the…

Computer Vision and Pattern Recognition · Computer Science 2022-03-31 Yigit Baran Can , Alexander Liniger , Danda Pani Paudel , Luc Van Gool

Accurately restoring topology is both challenging and crucial in tubular structure extraction tasks, such as blood vessel segmentation and road network extraction. Diverging from traditional approaches based on pixel-level classification,…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Zhao Zhang , Ziwei Zhao , Dong Wang , Liwei Wang

Robust road segmentation is a key challenge in self-driving research. Though many image-based methods have been studied and high performances in dataset evaluations have been reported, developing robust and reliable road segmentation is…

Computer Vision and Pattern Recognition · Computer Science 2019-05-29 Huafeng Liu , Yazhou Yao , Zeren Sun , Xiangrui Li , Ke Jia , Zhenmin Tang

Precise modeling of lane topology is essential for autonomous driving, as it directly impacts navigation and control decisions. Existing methods typically represent each lane with a single query and infer topological connectivity based on…

Computer Vision and Pattern Recognition · Computer Science 2025-11-19 Guoqing Xu , Yiheng Li , Yang Yang

The growing demand for high-resolution maps across various applications has underscored the necessity of accurately segmenting building vectors from overhead imagery. However, current deep neural networks often produce raster data outputs,…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Mohammad Moein Sheikholeslami , Muhammad Kamran , Andreas Wichmann , Gunho Sohn

Promoting the connectivity of curvilinear structures, such as neuronal processes in biomedical scans and blood vessels in CT images, remains a key challenge in semantic segmentation. Traditional pixel-wise loss functions, including…

Computer Vision and Pattern Recognition · Computer Science 2026-01-29 Elyar Esmaeilzadeh , Ehsan Garaaghaji , Farzad Hallaji Azad , Doruk Oner

With the progressive advancements in deep graph learning, out-of-distribution (OOD) detection for graph data has emerged as a critical challenge. While the efficacy of auxiliary datasets in enhancing OOD detection has been extensively…

Machine Learning · Computer Science 2024-08-01 Junwei He , Qianqian Xu , Yangbangyan Jiang , Zitai Wang , Yuchen Sun , Qingming Huang

Effectively capturing intricate interactions among road users is of critical importance to achieving safe navigation for autonomous vehicles. While graph learning (GL) has emerged as a promising approach to tackle this challenge, existing…

Computer Vision and Pattern Recognition · Computer Science 2023-09-06 Junyao Wang , Arnav Vaibhav Malawade , Junhong Zhou , Shih-Yuan Yu , Mohammad Abdullah Al Faruque

These last years, algorithms allowing to decompose an image into its structures and textures components have emerged. In this paper, we present an application of this type of decomposition to the problem road network detection in aerial or…

Computer Vision and Pattern Recognition · Computer Science 2024-11-14 Jerome Gilles

The road network graph is a critical component for downstream tasks in autonomous driving, such as global route planning and navigation. In the past years, road network graphs are usually annotated by human experts manually, which is…

Computer Vision and Pattern Recognition · Computer Science 2023-03-16 Zhenhua Xu , Yuxuan Liu , Yuxiang Sun , Ming Liu , Lujia Wang

The aerodynamic optimization process of cars requires multiple iterations between aerodynamicists and stylists. Response Surface Modeling and Reduced-Order Modeling are commonly used to eliminate the overhead due to Computational Fluid…

Computational Engineering, Finance, and Science · Computer Science 2022-05-26 Sam Jacob Jacob , Markus Mrosek , Carsten Othmer , Harald Köstler

The computational cost of traditional Computational Fluid Dynamics-based Aerodynamic Shape Optimization severely restricts design space exploration. This paper introduces TripOptimizer, a fully differentiable deep learning framework for…

Machine Learning · Computer Science 2025-12-04 Parsa Vatani , Mohamed Elrefaie , Farhad Nazarpour , Faez Ahmed

In this work, we propose to employ information-geometric tools to optimize a graph neural network architecture such as the graph convolutional networks. More specifically, we develop optimization algorithms for the graph-based…

Machine Learning · Computer Science 2020-08-25 Mohammad Rasool Izadi , Yihao Fang , Robert Stevenson , Lizhen Lin
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