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Related papers: OPUS: Occupancy Prediction Using a Sparse Set

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3D occupancy prediction is an important task for the robustness of vision-centric autonomous driving, which aims to predict whether each point is occupied in the surrounding 3D space. Existing methods usually require 3D occupancy labels to…

Computer Vision and Pattern Recognition · Computer Science 2023-11-30 Yuanhui Huang , Wenzhao Zheng , Borui Zhang , Jie Zhou , Jiwen Lu

The field of autonomous driving is experiencing a surge of interest in world models, which aim to predict potential future scenarios based on historical observations. In this paper, we introduce DFIT-OccWorld, an efficient 3D occupancy…

Computer Vision and Pattern Recognition · Computer Science 2024-12-19 Haiming Zhang , Ying Xue , Xu Yan , Jiacheng Zhang , Weichao Qiu , Dongfeng Bai , Bingbing Liu , Shuguang Cui , Zhen Li

3D occupancy prediction (3DOcc) is a rapidly rising and challenging perception task in the field of autonomous driving. Existing 3D occupancy networks (OccNets) are both computationally heavy and label-hungry. In terms of model complexity,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-09 Yining Shi , Kun Jiang , Jinyu Miao , Ke Wang , Kangan Qian , Yunlong Wang , Jiusi Li , Tuopu Wen , Mengmeng Yang , Yiliang Xu , Diange Yang

Human driver can easily describe the complex traffic scene by visual system. Such an ability of precise perception is essential for driver's planning. To achieve this, a geometry-aware representation that quantizes the physical 3D scene…

Computer Vision and Pattern Recognition · Computer Science 2023-06-27 Chonghao Sima , Wenwen Tong , Tai Wang , Li Chen , Silei Wu , Hanming Deng , Yi Gu , Lewei Lu , Ping Luo , Dahua Lin , Hongyang Li

3D occupancy prediction has recently emerged as a new paradigm for holistic 3D scene understanding and provides valuable information for downstream planning in autonomous driving. Most existing methods, however, are computationally…

Computer Vision and Pattern Recognition · Computer Science 2025-03-07 Yunxiao Shi , Hong Cai , Amin Ansari , Fatih Porikli

Existing solutions for 3D semantic occupancy prediction typically treat the task as a one-shot 3D voxel-wise segmentation perception problem. These discriminative methods focus on learning the mapping between the inputs and occupancy map in…

Computer Vision and Pattern Recognition · Computer Science 2024-04-24 Guoqing Wang , Zhongdao Wang , Pin Tang , Jilai Zheng , Xiangxuan Ren , Bailan Feng , Chao Ma

In autonomous driving, 3D occupancy prediction outputs voxel-wise status and semantic labels for more comprehensive understandings of 3D scenes compared with traditional perception tasks, such as 3D object detection and bird's-eye view…

Computer Vision and Pattern Recognition · Computer Science 2024-03-06 Jiawei Hou , Xiaoyan Li , Wenhao Guan , Gang Zhang , Di Feng , Yuheng Du , Xiangyang Xue , Jian Pu

While 3D object bounding box (bbox) representation has been widely used in autonomous driving perception, it lacks the ability to capture the precise details of an object's intrinsic geometry. Recently, occupancy has emerged as a promising…

Computer Vision and Pattern Recognition · Computer Science 2024-12-09 Chaoda Zheng , Feng Wang , Naiyan Wang , Shuguang Cui , Zhen Li

3D semantic occupancy prediction aims to obtain 3D fine-grained geometry and semantics of the surrounding scene and is an important task for the robustness of vision-centric autonomous driving. Most existing methods employ dense grids such…

Computer Vision and Pattern Recognition · Computer Science 2024-05-28 Yuanhui Huang , Wenzhao Zheng , Yunpeng Zhang , Jie Zhou , Jiwen Lu

3D occupancy becomes a promising perception representation for autonomous driving to model the surrounding environment at a fine-grained scale. However, it remains challenging to efficiently aggregate 3D occupancy over time across multiple…

Computer Vision and Pattern Recognition · Computer Science 2025-08-07 Ziyang Leng , Jiawei Yang , Wenlong Yi , Bolei Zhou

3D occupancy prediction enables the robots to obtain spatial fine-grained geometry and semantics of the surrounding scene, and has become an essential task for embodied perception. Existing methods based on 3D Gaussians instead of dense…

Robotics · Computer Science 2025-04-22 Zhang Zhang , Qiang Zhang , Wei Cui , Shuai Shi , Yijie Guo , Gang Han , Wen Zhao , Hengle Ren , Renjing Xu , Jian Tang

Determining the occupancy status of locations in the environment is a fundamental task for safety-critical robotic applications. Traditional occupancy grid mapping methods subdivide the environment into a grid of voxels, each associated…

Robotics · Computer Science 2026-03-24 Benxu Tang , Yunfan Ren , Yixi Cai , Fanze Kong , Wenyi Liu , Fangcheng Zhu , Longji Yin , Liuyu Shi , Fu Zhang

Accurate perception of the surrounding environment is essential for safe autonomous driving. 3D occupancy prediction, which estimates detailed 3D structures of roads, buildings, and other objects, is particularly important for…

Computer Vision and Pattern Recognition · Computer Science 2025-12-24 Chihiro Noguchi , Takaki Yamamoto

Forecasting the scalable future states of surrounding traffic participants in complex traffic scenarios is a critical capability for autonomous vehicles, as it enables safe and feasible decision-making. Recent successes in learning-based…

Robotics · Computer Science 2023-05-08 Haochen Liu , Zhiyu Huang , Chen Lv

The resolution of voxel queries significantly influences the quality of view transformation in camera-based 3D occupancy prediction. However, computational constraints and the practical necessity for real-time deployment require smaller…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Gyeongrok Oh , Sungjune Kim , Heeju Ko , Hyung-gun Chi , Jinkyu Kim , Dongwook Lee , Daehyun Ji , Sungjoon Choi , Sujin Jang , Sangpil Kim

3D semantic occupancy prediction is an important task for robust vision-centric autonomous driving, which predicts fine-grained geometry and semantics of the surrounding scene. Most existing methods leverage dense grid-based scene…

Computer Vision and Pattern Recognition · Computer Science 2024-12-09 Yuanhui Huang , Amonnut Thammatadatrakoon , Wenzhao Zheng , Yunpeng Zhang , Dalong Du , Jiwen Lu

In the rapidly evolving field of autonomous driving, reliable prediction is pivotal for vehicular safety. However, trajectory predictions often deviate from actual paths, particularly in complex and challenging environments, leading to…

Robotics · Computer Science 2024-06-04 Wenbo Shao , Jiahui Xu , Wenhao Yu , Jun Li , Hong Wang

We present SOccDPT, a memory-efficient approach for 3D semantic occupancy prediction from monocular image input using dense prediction transformers. To address the limitations of existing methods trained on structured traffic datasets, we…

Computer Vision and Pattern Recognition · Computer Science 2025-01-07 Aditya Nalgunda Ganesh

We describe an approach to predict open-vocabulary 3D semantic voxel occupancy map from input 2D images with the objective of enabling 3D grounding, segmentation and retrieval of free-form language queries. This is a challenging problem…

Computer Vision and Pattern Recognition · Computer Science 2024-01-18 Antonin Vobecky , Oriane Siméoni , David Hurych , Spyros Gidaris , Andrei Bursuc , Patrick Pérez , Josef Sivic

In this technical report, we present our solution, named UniOCC, for the Vision-Centric 3D occupancy prediction track in the nuScenes Open Dataset Challenge at CVPR 2023. Existing methods for occupancy prediction primarily focus on…

Computer Vision and Pattern Recognition · Computer Science 2023-06-16 Mingjie Pan , Li Liu , Jiaming Liu , Peixiang Huang , Longlong Wang , Shanghang Zhang , Shaoqing Xu , Zhiyi Lai , Kuiyuan Yang