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This paper investigates the advantages of using Bird's Eye View (BEV) representation in 360-degree visual place recognition (VPR). We propose a novel network architecture that utilizes the BEV representation in feature extraction, feature…

Computer Vision and Pattern Recognition · Computer Science 2023-05-24 Xuecheng Xu , Yanmei Jiao , Sha Lu , Xiaqing Ding , Rong Xiong , Yue Wang

Autonomous driving requires robust perception across diverse environmental conditions, yet 3D semantic occupancy prediction remains challenging under adverse weather and lighting. In this work, we present the first study combining 4D radar…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 David Ninfa , Andras Palffy , Holger Caesar

In autonomous driving, Vision Language Models (VLMs) excel at high-level reasoning , whereas semantic occupancy provides fine-grained details. Despite significant progress in individual fields, there is still no method that can effectively…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Chenxu Dang , Jie Wang , Guang Li , Zhiwen Hou , Zihan You , Hangjun Ye , Jie Ma , Long Chen , Yan Wang

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

Monocular 3D detection is a challenging task due to the lack of accurate 3D information. Existing approaches typically rely on geometry constraints and dense depth estimates to facilitate the learning, but often fail to fully exploit the…

Computer Vision and Pattern Recognition · Computer Science 2023-05-26 Liang Peng , Junkai Xu , Haoran Cheng , Zheng Yang , Xiaopei Wu , Wei Qian , Wenxiao Wang , Boxi Wu , Deng Cai

Obtaining high-quality 3D semantic occupancy from raw sensor data remains an essential yet challenging task, often requiring extensive manual labeling. In this work, we propose AutoOcc, a vision-centric automated pipeline for open-ended…

Computer Vision and Pattern Recognition · Computer Science 2025-08-05 Xiaoyu Zhou , Jingqi Wang , Yongtao Wang , Yufei Wei , Nan Dong , Ming-Hsuan Yang

Language-conditioned local navigation requires a robot to infer a nearby traversable target location from its current observation and an open-vocabulary, relational instruction. Existing vision-language spatial grounding methods usually…

Robotics · Computer Science 2026-03-11 Xinyu Gao , Gang Chen , Javier Alonso-Mora

Image matching is a fundamental and critical task in various visual applications, such as Simultaneous Localization and Mapping (SLAM) and image retrieval, which require accurate pose estimation. However, most existing methods ignore the…

Computer Vision and Pattern Recognition · Computer Science 2023-08-31 Miao Fan , Mingrui Chen , Chen Hu , Shuchang Zhou

Multimodal large language models (MLLMs) have shown strong vision-language reasoning abilities but still lack robust 3D spatial understanding, which is critical for autonomous driving. This limitation stems from two key challenges: (1) the…

Artificial Intelligence · Computer Science 2025-09-09 Ruixun Liu , Lingyu Kong , Derun Li , Hang Zhao

Bird's-Eye-View (BEV) representation has emerged as a mainstream paradigm for multi-view 3D object detection, demonstrating impressive perceptual capabilities. However, existing methods overlook the geometric quality of BEV representation,…

Computer Vision and Pattern Recognition · Computer Science 2024-12-24 Jinqing Zhang , Yanan Zhang , Yunlong Qi , Zehua Fu , Qingjie Liu , Yunhong Wang

Visual-based 3D semantic occupancy perception is a key technology for robotics, including autonomous vehicles, offering an enhanced understanding of the environment by 3D. This approach, however, typically requires more computational…

Robotics · Computer Science 2024-05-21 Yupeng Jia , Jie He , Runze Chen , Fang Zhao , Haiyong Luo

Understanding and reconstructing the 3D world through omnidirectional perception is an inevitable trend in the development of autonomous agents and embodied intelligence. However, existing 3D occupancy prediction methods are constrained by…

Computer Vision and Pattern Recognition · Computer Science 2026-03-13 Mengfei Duan , Hao Shi , Fei Teng , Guoqiang Zhao , Yuheng Zhang , Zhiyong Li , Kailun Yang

Multi-sensor fusion is essential for an accurate and reliable autonomous driving system. Recent approaches are based on point-level fusion: augmenting the LiDAR point cloud with camera features. However, the camera-to-LiDAR projection…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Zhijian Liu , Haotian Tang , Alexander Amini , Xinyu Yang , Huizi Mao , Daniela Rus , Song Han

3D occupancy and scene flow offer a detailed and dynamic representation of 3D scene. Recognizing the sparsity and complexity of 3D space, previous vision-centric methods have employed implicit learning-based approaches to model spatial and…

Computer Vision and Pattern Recognition · Computer Science 2025-04-29 Zhimin Liao , Ping Wei , Shuaijia Chen , Haoxuan Wang , Ziyang Ren

The goal of the Semantic Scene Completion (SSC) task is to simultaneously predict a completed 3D voxel representation of volumetric occupancy and semantic labels of objects in the scene from a single-view observation. Since the…

Computer Vision and Pattern Recognition · Computer Science 2020-04-01 Xiaokang Chen , Kwan-Yee Lin , Chen Qian , Gang Zeng , Hongsheng Li

Accurate prediction of communication link quality metrics is essential for vehicle-to-infrastructure (V2I) systems, enabling smooth handovers, efficient beam management, and reliable low-latency communication. The increasing availability of…

Machine Learning · Computer Science 2025-09-05 Kimia Ehsani , Walid Saad

Predicting variations in complex traffic environments is crucial for the safety of autonomous driving. Recent advancements in occupancy forecasting have enabled forecasting future 3D occupied status in driving environments by observing…

Computer Vision and Pattern Recognition · Computer Science 2025-02-24 Junliang Chen , Huaiyuan Xu , Yi Wang , Lap-Pui Chau

Vision-Language Models (VLMs) have shown significant progress in open-set challenges. However, the limited availability of 3D datasets hinders their effective application in 3D scene understanding. We propose LOC, a general language-guided…

Computer Vision and Pattern Recognition · Computer Science 2025-10-28 Yuhang Gao , Xiang Xiang , Sheng Zhong , Guoyou Wang

Beam prediction is critical for reducing beam-training overhead in millimeter-wave (mmWave) systems, especially in high-mobility vehicular scenarios. This paper presents a BEV-Fusion based framework that unifies camera, LiDAR, radar, and…

Signal Processing · Electrical Eng. & Systems 2026-04-08 Jiaming Zeng , Cunhua Pan , Haoyang Weng , Ruijing Liu , Hong Ren , Jiangzhou Wang

Understanding dynamic 3D environments in a spatially continuous and temporally consistent manner is fundamental for robotics and autonomous driving. While recent advances in occupancy prediction provide a unified representation of scene…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Yongzhi Lin , Kai Luo , Yuanfan Zheng , Hao Shi , Mengfei Duan , Yang Liu , Kailun Yang
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