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Robust 3D semantic occupancy is crucial for legged/humanoid robots, yet most semantic scene completion (SSC) systems target wheeled platforms with forward-facing sensors. We present OneOcc, a vision-only panoramic SSC framework designed for…

Robotics · Computer Science 2026-03-17 Hao Shi , Ze Wang , Shangwei Guo , Mengfei Duan , Song Wang , Teng Chen , Kailun Yang , Lin Wang , Kaiwei Wang

3D semantic occupancy prediction plays a pivotal role in autonomous driving. However, inherent limitations of fewframe images and redundancy in 3D space compromise prediction accuracy for occluded and distant scenes. Existing methods…

Computer Vision and Pattern Recognition · Computer Science 2025-07-04 Jiangxia Chen , Tongyuan Huang , Ke Song

A comprehensive understanding of 3D scenes is crucial in autonomous vehicles (AVs), and recent models for 3D semantic occupancy prediction have successfully addressed the challenge of describing real-world objects with varied shapes and…

Computer Vision and Pattern Recognition · Computer Science 2024-05-10 Zhenxing Ming , Julie Stephany Berrio , Mao Shan , Stewart Worrall

Occupancy prediction provides critical geometric and semantic understanding for robotics but faces efficiency-accuracy trade-offs. Current dense methods suffer computational waste on empty voxels, while sparse query-based approaches lack…

Computer Vision and Pattern Recognition · Computer Science 2026-02-03 Xiang Li , Yupeng Zheng , Pengfei Li , Yilun Chen , Ya-Qin Zhang , Wenchao Ding

The task of estimating 3D occupancy from surrounding-view images is an exciting development in the field of autonomous driving, following the success of Bird's Eye View (BEV) perception. This task provides crucial 3D attributes of the…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Wanshui Gan , Ningkai Mo , Hongbin Xu , Naoto Yokoya

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

Online 3D occupancy prediction provides a comprehensive spatial understanding of embodied environments. While the innovative EmbodiedOcc framework utilizes 3D semantic Gaussians for progressive indoor occupancy prediction, it overlooks the…

Computer Vision and Pattern Recognition · Computer Science 2025-07-28 Hao Wang , Xiaobao Wei , Xiaoan Zhang , Jianing Li , Chengyu Bai , Ying Li , Ming Lu , Wenzhao Zheng , Shanghang Zhang

Inferring the 3D structure from a single image, particularly in occluded regions, remains a fundamental yet unsolved challenge in vision-centric autonomous driving. Existing unsupervised approaches typically train a neural radiance field…

Computer Vision and Pattern Recognition · Computer Science 2026-02-09 Zizhan Guo , Yi Feng , Mengtan Zhang , Haoran Zhang , Wei Ye , Rui Fan

Estimating the 3D world from 2D monocular images is a fundamental yet challenging task due to the labour-intensive nature of 3D annotations. To simplify label acquisition, this work proposes a novel approach that bridges 2D vision…

Computer Vision and Pattern Recognition · Computer Science 2025-03-11 Sihao Lin , Daqi Liu , Ruochong Fu , Dongrui Liu , Andy Song , Hongwei Xie , Zhihui Li , Bing Wang , Xiaojun Chang

Multi-view implicit scene reconstruction methods have become increasingly popular due to their ability to represent complex scene details. Recent efforts have been devoted to improving the representation of input information and to reducing…

Computer Vision and Pattern Recognition · Computer Science 2022-10-04 Edward J. Smith , Michal Drozdzal , Derek Nowrouzezahrai , David Meger , Adriana Romero-Soriano

Occupancy prediction reconstructs 3D structures of surrounding environments. It provides detailed information for autonomous driving planning and navigation. However, most existing methods heavily rely on the LiDAR point clouds to generate…

Computer Vision and Pattern Recognition · Computer Science 2024-08-22 Chubin Zhang , Juncheng Yan , Yi Wei , Jiaxin Li , Li Liu , Yansong Tang , Yueqi Duan , Jiwen Lu

The advancement of autonomous driving is increasingly reliant on high-quality annotated datasets, especially in the task of 3D occupancy prediction, where the occupancy labels require dense 3D annotation with significant human effort. In…

Computer Vision and Pattern Recognition · Computer Science 2024-10-02 Leheng Li , Weichao Qiu , Yingjie Cai , Xu Yan , Qing Lian , Bingbing Liu , Ying-Cong Chen

3D object detection and occupancy prediction are critical tasks in autonomous driving, attracting significant attention. Despite the potential of recent vision-based methods, they encounter challenges under adverse conditions. Thus,…

Computer Vision and Pattern Recognition · Computer Science 2026-01-21 Lianqing Zheng , Jianan Liu , Runwei Guan , Long Yang , Shouyi Lu , Yuanzhe Li , Xiaokai Bai , Jie Bai , Zhixiong Ma , Hui-Liang Shen , Xichan Zhu

Understanding the 3D geometry and semantics of driving scenes is critical for safe autonomous driving. Recent advances in 3D occupancy prediction have improved scene representation but often suffer from visual inconsistencies, leading to…

Computer Vision and Pattern Recognition · Computer Science 2025-07-08 Loïck Chambon , Eloi Zablocki , Alexandre Boulch , Mickaël Chen , Matthieu Cord

We present GDFusion, a temporal fusion method for vision-based 3D semantic occupancy prediction (VisionOcc). GDFusion opens up the underexplored aspects of temporal fusion within the VisionOcc framework, focusing on both temporal cues and…

Computer Vision and Pattern Recognition · Computer Science 2025-04-21 Dubing Chen , Huan Zheng , Jin Fang , Xingping Dong , Xianfei Li , Wenlong Liao , Tao He , Pai Peng , Jianbing Shen

Accurate perception of the dynamic environment is a fundamental task for autonomous driving and robot systems. This paper introduces Let Occ Flow, the first self-supervised work for joint 3D occupancy and occupancy flow prediction using…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Yili Liu , Linzhan Mou , Xuan Yu , Chenrui Han , Sitong Mao , Rong Xiong , Yue Wang

In this paper, we explore a novel point representation for 3D occupancy prediction from multi-view images, which is named Occupancy as Set of Points. Existing camera-based methods tend to exploit dense volume-based representation to predict…

Computer Vision and Pattern Recognition · Computer Science 2024-07-08 Yiang Shi , Tianheng Cheng , Qian Zhang , Wenyu Liu , Xinggang Wang

This paper introduces VLMFusionOcc3D, a robust multimodal framework for dense 3D semantic occupancy prediction in autonomous driving. Current voxel-based occupancy models often struggle with semantic ambiguity in sparse geometric grids and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-04 A. Enes Doruk , Hasan F. Ates

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

In perception for automated vehicles, safety is critical not only for the driver but also for other agents in the scene, particularly vulnerable road users such as pedestrians and cyclists. Previous representation methods, such as Bird's…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Seamie Hayes , Ganesh Sistu , Tim Brophy , Ciaran Eising