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We present a novel learning-based approach to graph representations of road networks employing state-of-the-art graph convolutional neural networks. Our approach is applied to realistic road networks of 17 cities from Open Street Map. While…

Machine Learning · Computer Science 2022-06-07 Zahra Gharaee , Shreyas Kowshik , Oliver Stromann , Michael Felsberg

Behavior prediction in dynamic, multi-agent systems is an important problem in the context of self-driving cars, due to the complex representations and interactions of road components, including moving agents (e.g. pedestrians and vehicles)…

Computer Vision and Pattern Recognition · Computer Science 2020-05-12 Jiyang Gao , Chen Sun , Hang Zhao , Yi Shen , Dragomir Anguelov , Congcong Li , Cordelia Schmid

Image registration is a fundamental building block for various applications in medical image analysis. To better explore the correlation between the fixed and moving images and improve registration performance, we propose a novel deep…

Image and Video Processing · Electrical Eng. & Systems 2021-06-15 Xiang Chen , Yan Xia , Nishant Ravikumar , Alejandro F Frangi

Multi-vehicle interaction behavior classification and analysis offer in-depth knowledge to make an efficient decision for autonomous vehicles. This paper aims to cluster a wide range of driving encounter scenarios based only on…

Robotics · Computer Science 2020-06-16 Wenshuo Wang , Aditya Ramesh , Ding Zhao

In this work, we present a novel approach to learning an encoding of visual features into graph neural networks with the application on road network data. We propose an architecture that combines state-of-the-art vision backbone networks…

Computer Vision and Pattern Recognition · Computer Science 2022-03-03 Oliver Stromann , Alireza Razavi , Michael Felsberg

Unsupervised learning is of growing interest because it unlocks the potential held in vast amounts of unlabelled data to learn useful representations for inference. Autoencoders, a form of generative model, may be trained by learning to…

Computer Vision and Pattern Recognition · Computer Science 2018-01-08 Antonia Creswell , Anil Anthony Bharath

One fundamental challenge of vehicle re-identification (re-id) is to learn robust and discriminative visual representation, given the significant intra-class vehicle variations across different camera views. As the existing vehicle datasets…

Computer Vision and Pattern Recognition · Computer Science 2022-05-02 Zhedong Zheng , Tao Ruan , Yunchao Wei , Yi Yang , Tao Mei

Autoencoders are popular among neural-network-based matrix completion models due to their ability to retrieve potential latent factors from the partially observed matrices. Nevertheless, when training data is scarce their performance is…

Machine Learning · Computer Science 2018-07-06 Duc Minh Nguyen , Evaggelia Tsiligianni , Robert Calderbank , Nikos Deligiannis

This work introduces a new approach for joint detection of centerlines based on image data by localizing the features jointly in 2D and 3D. In contrast to existing work that focuses on detection of visual cues, we explore feature extraction…

Computer Vision and Pattern Recognition · Computer Science 2023-02-07 David Paz , Srinidhi Kalgundi Srinivas , Yunchao Yao , Henrik I. Christensen

Integrating trajectory prediction to the decision-making and planning modules of modular autonomous driving systems is expected to improve the safety and efficiency of self-driving vehicles. However, a vehicle's future trajectory prediction…

Robotics · Computer Science 2021-07-09 Xiaoyu Mo , Yang Xing , Chen Lv

To help prevent motor vehicle accidents, there has been significant interest in finding an automated method to recognize signs of driver distraction, such as talking to passengers, fixing hair and makeup, eating and drinking, and using a…

Computer Vision and Pattern Recognition · Computer Science 2020-06-24 Mohammed S. Majdi , Sundaresh Ram , Jonathan T. Gill , Jeffery J. Rodriguez

We examine two fundamental tasks associated with graph representation learning: link prediction and node classification. We present a new autoencoder architecture capable of learning a joint representation of local graph structure and…

Machine Learning · Computer Science 2018-11-08 Phi Vu Tran

Grid maps obtained from fused sensory information are nowadays among the most popular approaches for motion planning for autonomous driving cars. In this paper, we introduce Deep Grid Net (DGN), a deep learning (DL) system designed for…

Computer Vision and Pattern Recognition · Computer Science 2019-01-17 Liviu Marina , Bogdan Trasnea , Cocias Tiberiu , Andrei Vasilcoi , Florin Moldoveanu , Sorin Grigorescu

Traditional decision and planning frameworks for self-driving vehicles (SDVs) scale poorly in new scenarios, thus they require tedious hand-tuning of rules and parameters to maintain acceptable performance in all foreseeable cases.…

Robotics · Computer Science 2021-08-02 Peide Cai , Hengli Wang , Yuxiang Sun , Ming Liu

With a great amount of research going on in the field of autonomous vehicles or self-driving cars, there has been considerable progress in road detection and tracking algorithms. Most of these algorithms use GPS to handle road junctions and…

Computer Vision and Pattern Recognition · Computer Science 2018-09-05 Saumya Kumaar , Navaneethkrishnan B , Sumedh Mannar , S N Omkar

Autoencoders are certainly among the most studied and used Deep Learning models: the idea behind them is to train a model in order to reconstruct the same input data. The peculiarity of these models is to compress the information through a…

Machine Learning · Computer Science 2023-09-06 Gabriele Martino , Davide Moroni , Massimo Martinelli

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

Vehicle Re-Identification (V-ReID) is a critical task that associates the same vehicle across images from different camera viewpoints. Many works explore attribute clues to enhance V-ReID; however, there is usually a lack of effective…

Computer Vision and Pattern Recognition · Computer Science 2021-09-02 Rodolfo Quispe , Cuiling Lan , Wenjun Zeng , Helio Pedrini

Determining the traffic scenario space is a major challenge for the homologation and coverage assessment of automated driving functions. In contrast to current approaches that are mainly scenario-based and rely on expert knowledge, we…

Machine Learning · Computer Science 2020-07-16 Nick Harmening , Marin Biloš , Stephan Günnemann

Autonomous driving has received a great deal of attention in the automotive industry and is often seen as the future of transportation. The development of autonomous driving technology has been greatly accelerated by the growth of…

Machine Learning · Computer Science 2023-05-25 Hemanth Manjunatha , Andrey Pak , Dimitar Filev , Panagiotis Tsiotras