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Multi-view radar-camera fused 3D object detection provides a farther detection range and more helpful features for autonomous driving, especially under adverse weather. The current radar-camera fusion methods deliver kinds of designs to…

Computer Vision and Pattern Recognition · Computer Science 2023-02-22 Zizhang Wu , Guilian Chen , Yuanzhu Gan , Lei Wang , Jian Pu

We present a new way to detect 3D objects from multimodal inputs, leveraging both LiDAR and RGB cameras in a hybrid late-cascade scheme, that combines an RGB detection network and a 3D LiDAR detector. We exploit late fusion principles to…

Computer Vision and Pattern Recognition · Computer Science 2026-01-15 Carlo Sgaravatti , Roberto Basla , Riccardo Pieroni , Matteo Corno , Sergio M. Savaresi , Luca Magri , Giacomo Boracchi

Automotive traffic scenes are complex due to the variety of possible scenarios, objects, and weather conditions that need to be handled. In contrast to more constrained environments, such as automated underground trains, automotive…

Computer Vision and Pattern Recognition · Computer Science 2021-06-29 Felix Nobis , Ehsan Shafiei , Phillip Karle , Johannes Betz , Markus Lienkamp

Nowadays, an increasing number of works fuse LiDAR and RGB data in the bird's-eye view (BEV) space for 3D object detection in autonomous driving systems. However, existing methods suffer from over-reliance on the LiDAR branch, with…

Computer Vision and Pattern Recognition · Computer Science 2026-03-06 Kang Luo , Xin Chen , Yangyi Xiao , Hesheng Wang

We present a novel method for efficiently producing semi-dense matches across images. Previous detector-free matcher LoFTR has shown remarkable matching capability in handling large-viewpoint change and texture-poor scenarios but suffers…

Computer Vision and Pattern Recognition · Computer Science 2024-03-13 Yifan Wang , Xingyi He , Sida Peng , Dongli Tan , Xiaowei Zhou

Detection and tracking of dynamic objects is a key feature for autonomous behavior in a continuously changing environment. With the increasing popularity and capability of micro aerial vehicles (MAVs) efficient algorithms have to be…

Robotics · Computer Science 2019-03-15 Jan Razlaw , Jan Quenzel , Sven Behnke

Radars, due to their robustness to adverse weather conditions and ability to measure object motions, have served in autonomous driving and intelligent agents for years. However, Radar-based perception suffers from its unintuitive sensing…

Computer Vision and Pattern Recognition · Computer Science 2023-07-18 Liu Liu , Shuaifeng Zhi , Zhenhua Du , Li Liu , Xinyu Zhang , Kai Huo , Weidong Jiang

In radar-camera 3D object detection, the radar point clouds are sparse and noisy, which causes difficulties in fusing camera and radar modalities. To solve this, we introduce a novel query-based detection method named Radar-Camera…

Computer Vision and Pattern Recognition · Computer Science 2024-12-18 Yiheng Li , Yang Yang , Zhen Lei

Achieving highly accurate and real-time 3D occupancy prediction from cameras is a critical requirement for the safe and practical deployment of autonomous vehicles. While this shift to sparse 3D representations solves the encoding…

Computer Vision and Pattern Recognition · Computer Science 2026-02-05 Suzeyu Chen , Leheng Li , Ying-Cong Chen

High-fidelity sensor simulation of light-based sensors such as cameras and LiDARs is critical for safe and accurate autonomy testing. Neural radiance field (NeRF)-based methods that reconstruct sensor observations via ray-casting of…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Yun Chen , Matthew Haines , Jingkang Wang , Sahil Jain , Krzysztof Baron-Lis , Sivabalan Manivasagam , Ze Yang , Raquel Urtasun

In multi-view 3D human pose estimation, models typically rely on images captured simultaneously from different camera views to predict a pose at a specific moment. While providing accurate spatial information, this traditional approach…

Computer Vision and Pattern Recognition · Computer Science 2026-05-15 Ling Li , Changjie Chen , Yuyan Wang , Jiaqing Lyu , Kenglun Chang , Yiyun Chen , Zhidong Deng

In autonomous driving perception systems, 3D detection and tracking are the two fundamental tasks. This paper delves deeper into this field, building upon the Sparse4D framework. We introduce two auxiliary training tasks (Temporal Instance…

Computer Vision and Pattern Recognition · Computer Science 2023-11-21 Xuewu Lin , Zixiang Pei , Tianwei Lin , Lichao Huang , Zhizhong Su

Multi-modal 3D object detectors are dedicated to exploring secure and reliable perception systems for autonomous driving (AD).Although achieving state-of-the-art (SOTA) performance on clean benchmark datasets, they tend to overlook the…

Computer Vision and Pattern Recognition · Computer Science 2024-04-24 Ziying Song , Guoxing Zhang , Lin Liu , Lei Yang , Shaoqing Xu , Caiyan Jia , Feiyang Jia , Li Wang

Perceiving the surrounding environment is a fundamental task in autonomous driving. To obtain highly accurate perception results, modern autonomous driving systems typically employ multi-modal sensors to collect comprehensive environmental…

Computer Vision and Pattern Recognition · Computer Science 2024-09-10 Zhiwei Lin , Zhe Liu , Yongtao Wang , Le Zhang , Ce Zhu

3D detection is a critical task that enables machines to identify and locate objects in three-dimensional space. It has a broad range of applications in several fields, including autonomous driving, robotics and augmented reality. Monocular…

Computer Vision and Pattern Recognition · Computer Science 2024-04-11 Aakash Kumar , Chen Chen , Ajmal Mian , Neils Lobo , Mubarak Shah

Visual-LiDAR odometry is a critical component for autonomous system localization, yet achieving high accuracy and strong robustness remains a challenge. Traditional approaches commonly struggle with sensor misalignment, fail to fully…

Computer Vision and Pattern Recognition · Computer Science 2025-09-09 Mengmeng Liu , Michael Ying Yang , Jiuming Liu , Yunpeng Zhang , Jiangtao Li , Sander Oude Elberink , George Vosselman , Hao Cheng

Monocular image-based 3D perception has become an active research area in recent years owing to its applications in autonomous driving. Approaches to monocular 3D perception including detection and tracking, however, often yield inferior…

Computer Vision and Pattern Recognition · Computer Science 2022-06-09 Longlong Jing , Ruichi Yu , Henrik Kretzschmar , Kang Li , Charles R. Qi , Hang Zhao , Alper Ayvaci , Xu Chen , Dillon Cower , Yingwei Li , Yurong You , Han Deng , Congcong Li , Dragomir Anguelov

Diffusion Transformers (DiT) are renowned for their impressive generative performance; however, they are significantly constrained by considerable computational costs due to the quadratic complexity in self-attention and the extensive…

Computer Vision and Pattern Recognition · Computer Science 2025-09-24 Shuning Chang , Pichao Wang , Jiasheng Tang , Fan Wang , Yi Yang

The LiDAR 3D object detector that strikes a balance between accuracy and speed is crucial for achieving real-time perception in autonomous driving. However, many existing LiDAR detection models depend on complex feature transformations,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Rui Yu , Runkai Zhao , Jiagen Li , Qingsong Zhao , HuaiCheng Yan , Meng Wang

Fusing 3D LiDAR features with 2D camera features is a promising technique for enhancing the accuracy of 3D detection, thanks to their complementary physical properties. While most of the existing methods focus on directly fusing camera…

Computer Vision and Pattern Recognition · Computer Science 2024-01-17 Lemeng Wu , Dilin Wang , Meng Li , Yunyang Xiong , Raghuraman Krishnamoorthi , Qiang Liu , Vikas Chandra