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There has been significant progress made in the field of autonomous vehicles. Object detection and tracking are the primary tasks for any autonomous vehicle. The task of object detection in autonomous vehicles relies on a variety of sensors…

Computer Vision and Pattern Recognition · Computer Science 2023-12-27 Gaurav Raut , Advait Patole

As a rising task, panoptic segmentation is faced with challenges in both semantic segmentation and instance segmentation. However, in terms of speed and accuracy, existing LiDAR methods in the field are still limited. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2024-07-15 Jinke Li , Xiao He , Yang Wen , Yuan Gao , Xiaoqiang Cheng , Dan Zhang

In this paper, we propose a monocular visual localization pipeline leveraging semantic and depth cues. We apply semantic consistency evaluation to rank the image retrieval results and a practical clustering technique to reject estimation…

Computer Vision and Pattern Recognition · Computer Science 2020-05-26 Huanhuan Fan , Yuhao Zhou , Ang Li , Shuang Gao , Jijunnan Li , Yandong Guo

Relying on monocular image data for precise 3D object detection remains an open problem, whose solution has broad implications for cost-sensitive applications such as traffic monitoring. We present UrbanNet, a modular architecture for long…

Computer Vision and Pattern Recognition · Computer Science 2021-10-13 Juan Carrillo , Steven Waslander

Monocular camera systems are prevailing in intelligent transportation systems, but by far they have rarely been used for dimensional purposes such as to accurately estimate the localization information of a vehicle. In this paper, we show…

Robotics · Computer Science 2018-04-24 Shuaijun Li , Yu Meng , Wei Li , Huihuan Qian , Yangsheng Xu

This paper presents a metric global localization in the urban environment only with a monocular camera and the Google Street View database. We fully leverage the abundant sources from the Street View and benefits from its topo-metric…

Robotics · Computer Science 2016-06-17 Li Yu , Cyril Joly , Guillaume Bresson , Fabien Moutarde

Mobile mapping, in particular, Mobile Lidar Scanning (MLS) is increasingly widespread to monitor and map urban scenes at city scale with unprecedented resolution and accuracy. The resulting point cloud sampling of the scene geometry can be…

Computer Vision and Pattern Recognition · Computer Science 2023-03-14 Teng Wu , Bruno Vallet , Cédric Demonceaux

Panoptic segmentation of point clouds is a crucial task that enables autonomous vehicles to comprehend their vicinity using their highly accurate and reliable LiDAR sensors. Existing top-down approaches tackle this problem by either…

Computer Vision and Pattern Recognition · Computer Science 2021-11-05 Kshitij Sirohi , Rohit Mohan , Daniel Büscher , Wolfram Burgard , Abhinav Valada

Online multi-object tracking (MOT) is extremely important for high-level spatial reasoning and path planning for autonomous and highly-automated vehicles. In this paper, we present a modular framework for tracking multiple objects…

Computer Vision and Pattern Recognition · Computer Science 2019-02-20 Akshay Rangesh , Mohan M. Trivedi

Image-based fiducial markers are useful in problems such as object tracking in cluttered or textureless environments, camera (and multi-sensor) calibration tasks, and vision-based simultaneous localization and mapping (SLAM). The…

Robotics · Computer Science 2021-04-05 Jiunn-Kai Huang , Shoutian Wang , Maani Ghaffari , Jessy W. Grizzle

Estimating vehicles' locations is one of the key components in intelligent traffic management systems (ITMSs) for increasing traffic scene awareness. Traditionally, stationary sensors have been employed in this regard. The development of…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Elnaz Namazi , Rudolf Mester , Chaoru Lu , Jingyue Li

This paper presents a novel framework for robust 3D object detection from point clouds via cross-modal hallucination. Our proposed approach is agnostic to either hallucination direction between LiDAR and 4D radar. We introduce multiple…

Computer Vision and Pattern Recognition · Computer Science 2024-03-13 Jianning Deng , Gabriel Chan , Hantao Zhong , Chris Xiaoxuan Lu

Machine Learning (ML) is a fundamental part of modern perception systems. In the last decade, the performance of computer vision using trained deep neural networks has outperformed previous approaches based on careful feature engineering.…

Software Engineering · Computer Science 2021-03-03 Markus Borg , Ronald Jabangwe , Simon Åberg , Arvid Ekblom , Ludwig Hedlund , August Lidfeldt

3D perception in LiDAR point clouds is crucial for a self-driving vehicle to properly act in 3D environment. However, manually labeling point clouds is hard and costly. There has been a growing interest in self-supervised pre-training of 3D…

Computer Vision and Pattern Recognition · Computer Science 2024-09-12 Mu Cai , Chenxu Luo , Yong Jae Lee , Xiaodong Yang

Human motion prediction is important for mobile service robots and intelligent vehicles to operate safely and smoothly around people. The more accurate predictions are, particularly over extended periods of time, the better a system can,…

This paper deals with the development of a localization methodology for autonomous vehicles using only a $3\Dim$ LIDAR sensor. In the context of this paper, localizing a vehicle in a known 3D global map of the environment is essentially to…

Robotics · Computer Science 2023-02-15 Naga Venkat Adurthi

Visual place classification from a first-person-view monocular RGB image is a fundamental problem in long-term robot navigation. A difficulty arises from the fact that RGB image classifiers are often vulnerable to spatial and appearance…

Computer Vision and Pattern Recognition · Computer Science 2023-05-12 Tomoya Iwasaki , Kanji Tanaka , Kenta Tsukahara

Current Transformer-based methods for small object detection continue emerging, yet they have still exhibited significant shortcomings. This paper introduces HeatMap Position Embedding (HMPE), a novel Transformer Optimization technique that…

Computer Vision and Pattern Recognition · Computer Science 2025-04-21 YangChen Zeng

Place recognition is an important component for autonomous vehicles to achieve loop closing or global localization. In this paper, we tackle the problem of place recognition based on sequential 3D LiDAR scans obtained by an onboard LiDAR…

Computer Vision and Pattern Recognition · Computer Science 2022-09-19 Junyi Ma , Xieyuanli Chen , Jingyi Xu , Guangming Xiong

Rigid registration of multi-view and multi-platform LiDAR scans is a fundamental problem in 3D mapping, robotic navigation, and large-scale urban modeling applications. Data acquisition with LiDAR sensors involves scanning multiple areas…

Computer Vision and Pattern Recognition · Computer Science 2020-02-03 Aby Thomas , Adarsh Sunilkumar , Shankar Shylesh , Aby Abahai T. , Subhasree Methirumangalath , Dong Chen , Jiju Peethambaran