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Semantic map construction under bird's-eye view (BEV) plays an essential role in autonomous driving. In contrast to camera image, LiDAR provides the accurate 3D observations to project the captured 3D features onto BEV space inherently.…

Computer Vision and Pattern Recognition · Computer Science 2023-06-06 Song Wang , Wentong Li , Wenyu Liu , Xiaolu Liu , Jianke Zhu

As a cornerstone technique for autonomous driving, Bird's Eye View (BEV) segmentation has recently achieved remarkable progress with pinhole cameras. However, it is non-trivial to extend the existing methods to fisheye cameras with severe…

Computer Vision and Pattern Recognition · Computer Science 2025-09-18 Hang Li , Dianmo Sheng , Qiankun Dong , Zichun Wang , Zhiwei Xu , Tao Li

Attention-based beamformers have recently been shown to be effective for multi-channel speech recognition. However, they are less capable at capturing local information. In this work, we propose a 2D Conv-Attention module which combines…

Audio and Speech Processing · Electrical Eng. & Systems 2021-05-18 Bhargav Pulugundla , Yang Gao , Brian King , Gokce Keskin , Harish Mallidi , Minhua Wu , Jasha Droppo , Roland Maas

To find the geolocation of a street-view image, cross-view geolocalization (CVGL) methods typically perform image retrieval on a database of georeferenced aerial images and determine the location from the visually most similar match. Recent…

Computer Vision and Pattern Recognition · Computer Science 2023-12-14 Florian Fervers , Sebastian Bullinger , Christoph Bodensteiner , Michael Arens , Rainer Stiefelhagen

A recent sensor fusion in a Bird's Eye View (BEV) space has shown its utility in various tasks such as 3D detection, map segmentation, etc. However, the approach struggles with inaccurate camera BEV estimation, and a perception of distant…

Computer Vision and Pattern Recognition · Computer Science 2023-11-09 Minsu Kim , Giseop Kim , Kyong Hwan Jin , Sunwook Choi

3D object detection based on LiDAR point clouds is a crucial module in autonomous driving particularly for long range sensing. Most of the research is focused on achieving higher accuracy and these models are not optimized for deployment on…

Computer Vision and Pattern Recognition · Computer Science 2021-07-13 Sambit Mohapatra , Senthil Yogamani , Heinrich Gotzig , Stefan Milz , Patrick Mader

While most recent autonomous driving system focuses on developing perception methods on ego-vehicle sensors, people tend to overlook an alternative approach to leverage intelligent roadside cameras to extend the perception ability beyond…

Computer Vision and Pattern Recognition · Computer Science 2023-04-12 Lei Yang , Kaicheng Yu , Tao Tang , Jun Li , Kun Yuan , Li Wang , Xinyu Zhang , Peng Chen

We describe a light-weight, weather and lighting invariant, Semantic Bird's Eye View (S-BEV) signature for vision-based vehicle re-localization. A topological map of S-BEV signatures is created during the first traversal of the route, which…

Computer Vision and Pattern Recognition · Computer Science 2021-01-26 Mokshith Voodarla , Shubham Shrivastava , Sagar Manglani , Ankit Vora , Siddharth Agarwal , Punarjay Chakravarty

Vision-based bird's-eye-view (BEV) 3D object detection has advanced significantly in autonomous driving by offering cost-effectiveness and rich contextual information. However, existing methods often construct BEV representations by…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Jicheng Yuan , Manh Nguyen Duc , Qian Liu , Manfred Hauswirth , Danh Le Phuoc

Identifying moving objects is an essential capability for autonomous systems, as it provides critical information for pose estimation, navigation, collision avoidance, and static map construction. In this paper, we present MotionBEV, a fast…

Computer Vision and Pattern Recognition · Computer Science 2023-10-20 Bo Zhou , Jiapeng Xie , Yan Pan , Jiajie Wu , Chuanzhao Lu

Determining accurate bird's eye view (BEV) positions of objects and tracks in a scene is vital for various perception tasks including object interactions mapping, scenario extraction etc., however, the level of supervision required to…

Computer Vision and Pattern Recognition · Computer Science 2022-12-08 Paridhi Singh , Gaurav Singh , Arun Kumar

Convolutional Networks (ConvNets) excel at semantic segmentation and have become a vital component for perception in autonomous driving. Enabling an all-encompassing view of street-scenes, omnidirectional cameras present themselves as a…

Computer Vision and Pattern Recognition · Computer Science 2021-03-11 Kailun Yang , Jiaming Zhang , Simon Reiß , Xinxin Hu , Rainer Stiefelhagen

3D object detection is an essential perception task in autonomous driving to understand the environments. The Bird's-Eye-View (BEV) representations have significantly improved the performance of 3D detectors with camera inputs on popular…

Computer Vision and Pattern Recognition · Computer Science 2023-09-19 Zijian Zhu , Yichi Zhang , Hai Chen , Yinpeng Dong , Shu Zhao , Wenbo Ding , Jiachen Zhong , Shibao Zheng

Accurate 3D object detection for autonomous driving requires complementary sensors. Cameras provide dense semantics but unreliable depth, while millimeter-wave radar offers precise range and velocity measurements with sparse geometry. We…

Computer Vision and Pattern Recognition · Computer Science 2026-04-07 Mayank Mayank , Bharanidhar Duraisamy , Florian Geiß , Abhinav Valada

The ability to perform semantic segmentation in real-time capable applications with limited hardware is of great importance. One such application is the interpretation of the visual bird's-eye view, which requires the semantic segmentation…

Computer Vision and Pattern Recognition · Computer Science 2018-11-30 Timo Sämann , Karl Amende , Stefan Milz , Christian Witt , Martin Simon , Johannes Petzold

Localization in GNSS-denied and GNSS-degraded environments is a challenge for the safe widespread deployment of autonomous vehicles. Such GNSS-challenged environments require alternative methods for robust localization. In this work, we…

Computer Vision and Pattern Recognition · Computer Science 2026-03-30 Shounak Sural , Ragunathan Rajkumar

3D perception based on the representations learned from multi-camera bird's-eye-view (BEV) is trending as cameras are cost-effective for mass production in autonomous driving industry. However, there exists a distinct performance gap…

Computer Vision and Pattern Recognition · Computer Science 2023-09-27 Zeyu Wang , Dingwen Li , Chenxu Luo , Cihang Xie , Xiaodong Yang

Driver intention prediction seeks to anticipate drivers' actions by analyzing their behaviors with respect to surrounding traffic environments. Existing approaches primarily focus on late-fusion techniques, and neglect the importance of…

Computer Vision and Pattern Recognition · Computer Science 2023-05-16 Yunsheng Ma , Wenqian Ye , Xu Cao , Amr Abdelraouf , Kyungtae Han , Rohit Gupta , Ziran Wang

Accurate 3D bird's-eye view (BEV) object detection is essential for autonomous driving, and depends strongly on effective multimodal representations from complementary sensors such as cameras and LiDAR. Multimodal masked autoencoders have…

Computer Vision and Pattern Recognition · Computer Science 2026-05-26 Prabuddhi Wariyapperuma , Rajitha de Silva , Marc Hanheide , Thomas Bohné , Leonardo Guevara

Building 3D perception systems for autonomous vehicles that do not rely on high-density LiDAR is a critical research problem because of the expense of LiDAR systems compared to cameras and other sensors. Recent research has developed a…

Computer Vision and Pattern Recognition · Computer Science 2022-10-03 Adam W. Harley , Zhaoyuan Fang , Jie Li , Rares Ambrus , Katerina Fragkiadaki