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It is important, but challenging, for the forest industry to accurately map roads which are used for timber transport by trucks. In this work, we propose a Dense Dilated Convolutions Merging Network (DDCM-Net) to detect these roads in lidar…

Computer Vision and Pattern Recognition · Computer Science 2019-09-11 Qinghui Liu , Michael Kampffmeyer , Robert Jenssen , Arnt-Børre Salberg

Automated road network extraction from remote sensing imagery remains a significant challenge despite its importance in a broad array of applications. To this end, we explore road network extraction at scale with inference of semantic…

Computer Vision and Pattern Recognition · Computer Science 2021-02-25 Adam Van Etten

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

Road surface extraction from remote sensing images using deep learning methods has achieved good performance, while most of the existing methods are based on fully supervised learning, which requires a large amount of training data with…

Computer Vision and Pattern Recognition · Computer Science 2020-10-27 Yao Wei , Shunping Ji

Road detection or traversability analysis has been a key technique for a mobile robot to traverse complex off-road scenes. The problem has been mainly formulated in early works as a binary classification one, e.g. associating pixels with…

Computer Vision and Pattern Recognition · Computer Science 2021-03-08 Biao Gao , Shaochi Hu , Xijun Zhao , Huijing Zhao

A road is the skeleton of a city and is a fundamental and important geographical component. Currently, many countries have built geo-information databases and gathered large amounts of geographic data. However, with the extensive…

Computer Vision and Pattern Recognition · Computer Science 2023-05-01 Xin Chen , Anzhu Yu , Qun Sun , Wenyue Guo , Qing Xu , Bowei Wen

Deep neural networks for aerial image segmentation require large amounts of labeled data, but high-quality aerial datasets with precise annotations are scarce and costly to produce. To address this limitation, we propose a self-supervised…

Computer Vision and Pattern Recognition · Computer Science 2025-04-02 Rupert Polley , Sai Vignesh Abishek Deenadayalan , J. Marius Zöllner

Convolutional Neural Networks (CNN) are successfully used for various visual perception tasks including bounding box object detection, semantic segmentation, optical flow, depth estimation and visual SLAM. Generally these tasks are…

Computer Vision and Pattern Recognition · Computer Science 2019-01-15 Ganesh Sistu , Isabelle Leang , Senthil Yogamani

Transportation infrastructure, such as road or railroad networks, represent a fundamental component of our civilization. For sustainable planning and informed decision making, a thorough understanding of the long-term evolution of…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Johannes H. Uhl , Stefan Leyk , Yao-Yi Chiang , Craig A. Knoblock

Identification of road networks and optimal routes directly from remote sensing is of critical importance to a broad array of humanitarian and commercial applications. Yet while identification of road pixels has been attempted before,…

Computer Vision and Pattern Recognition · Computer Science 2021-03-03 Adam Van Etten , Jacob Shermeyer , Daniel Hogan , Nicholas Weir , Ryan Lewis

Traffic scene recognition, which requires various visual classification tasks, is a critical ingredient in autonomous vehicles. However, most existing approaches treat each relevant task independently from one another, never considering the…

Computer Vision and Pattern Recognition · Computer Science 2020-04-06 Younkwan Lee , Jihyo Jeon , Jongmin Yu , Moongu Jeon

Maps are essential for diverse applications, such as vehicle navigation and autonomous robotics. Both require spatial models for effective route planning and localization. This paper addresses the challenge of road graph construction for…

Computer Vision and Pattern Recognition · Computer Science 2024-08-06 Balázs Opra , Betty Le Dem , Jeffrey M. Walls , Dimitar Lukarski , Cyrill Stachniss

Segmentation of ultra-high resolution images is increasingly demanded, yet poses significant challenges for algorithm efficiency, in particular considering the (GPU) memory limits. Current approaches either downsample an ultra-high…

Computer Vision and Pattern Recognition · Computer Science 2021-03-04 Wuyang Chen , Ziyu Jiang , Zhangyang Wang , Kexin Cui , Xiaoning Qian

This study presents an innovative approach for automatic road detection with deep learning, by employing fusion strategies for utilizing both lower-resolution satellite imagery and GPS trajectory data, a concept never explored before. We…

Computer Vision and Pattern Recognition · Computer Science 2023-12-29 Necip Enes Gengec , Ergin Tari , Ulas Bagci

Pixel-wise street segmentation of photographs taken from a drivers perspective is important for self-driving cars and can also support other object recognition tasks. A framework called SST was developed to examine the accuracy and…

Computer Vision and Pattern Recognition · Computer Science 2015-11-03 Sebastian Bittel , Vitali Kaiser , Marvin Teichmann , Martin Thoma

Road extraction from very high resolution satellite (VHR) images is one of the most important topics in the field of remote sensing. In this paper, we propose an efficient Non-Local LinkNet with non-local blocks that can grasp relations…

Machine Learning · Computer Science 2020-11-12 Yooseung Wang , Junghoon Seo , Taegyun Jeon

While state of the art image segmentation models typically output segmentations in raster format, applications in geographic information systems often require vector polygons. To help bridge the gap between deep network output and the…

Computer Vision and Pattern Recognition · Computer Science 2021-04-01 Nicolas Girard , Dmitriy Smirnov , Justin Solomon , Yuliya Tarabalka

Interconnected road lanes are a central concept for navigating urban roads. Currently, most autonomous vehicles rely on preconstructed lane maps as designing an algorithmic model is difficult. However, the generation and maintenance of such…

Computer Vision and Pattern Recognition · Computer Science 2021-07-06 Robin Karlsson , David Robert Wong , Simon Thompson , Kazuya Takeda

Road network and trajectory representation learning are essential for traffic systems since the learned representation can be directly used in various downstream tasks (e.g., traffic speed inference, and travel time estimation). However,…

Machine Learning · Computer Science 2023-02-14 Zhenyu Mao , Ziyue Li , Dedong Li , Lei Bai , Rui Zhao

The image classification problem has been deeply investigated by the research community, with computer vision algorithms and with the help of Neural Networks. The aim of this paper is to build an image classifier for satellite images of…

Computer Vision and Pattern Recognition · Computer Science 2021-10-01 Jonas Bokstaller , Yihang She , Zhehan Fu , Tommaso Macrì