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Related papers: MonoOcc: Digging into Monocular Semantic Occupancy…

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Vision-centric occupancy networks, which represent the surrounding environment with uniform voxels with semantics, have become a new trend for safe driving of camera-only autonomous driving perception systems, as they are able to detect…

Computer Vision and Pattern Recognition · Computer Science 2024-09-19 Yining Shi , Jiusi Li , Kun Jiang , Ke Wang , Yunlong Wang , Mengmeng Yang , Diange Yang

Multi-sensor fusion significantly enhances the accuracy and robustness of 3D semantic occupancy prediction, which is crucial for autonomous driving and robotics. However, most existing approaches depend on high-resolution images and complex…

Computer Vision and Pattern Recognition · Computer Science 2025-09-24 Zhen Yang , Yanpeng Dong , Jiayu Wang , Heng Wang , Lichao Ma , Zijian Cui , Qi Liu , Haoran Pei , Kexin Zhang , Chao Zhang

3D occupancy prediction holds significant promise in the fields of robot perception and autonomous driving, which quantifies 3D scenes into grid cells with semantic labels. Recent works mainly utilize complete occupancy labels in 3D voxel…

Computer Vision and Pattern Recognition · Computer Science 2024-03-05 Mingjie Pan , Jiaming Liu , Renrui Zhang , Peixiang Huang , Xiaoqi Li , Bing Wang , Hongwei Xie , Li Liu , Shanghang Zhang

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

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

3D semantic occupancy prediction is a cornerstone for embodied AI, enabling agents to perceive dense scene geometry and semantics incrementally from monocular video streams. However, current online frameworks face two critical bottlenecks:…

Computer Vision and Pattern Recognition · Computer Science 2026-03-17 Yiran Guo , Simone Mentasti , Xiaofeng Jin , Matteo Frosi , Matteo Matteucci

Camera-based occupancy prediction is a mainstream approach for 3D perception in autonomous driving, aiming to infer complete 3D scene geometry and semantics from 2D images. Almost existing methods focus on improving performance through…

Computer Vision and Pattern Recognition · Computer Science 2025-10-16 Rongtao Xu , Jinzhou Lin , Jialei Zhou , Jiahua Dong , Changwei Wang , Ruisheng Wang , Li Guo , Shibiao Xu , Xiaodan Liang

The 3D occupancy estimation task has become an important challenge in the area of vision-based autonomous driving recently. However, most existing camera-based methods rely on costly 3D voxel labels or LiDAR scans for training, limiting…

Computer Vision and Pattern Recognition · Computer Science 2024-07-26 Simon Boeder , Fabian Gigengack , Benjamin Risse

Understanding 3D scenes semantically and spatially is crucial for the safe navigation of robots and autonomous vehicles, aiding obstacle avoidance and accurate trajectory planning. Camera-based 3D semantic occupancy prediction, which infers…

Computer Vision and Pattern Recognition · Computer Science 2025-08-15 Junsu Kim , Junhee Lee , Ukcheol Shin , Jean Oh , Kyungdon Joo

Vision-centric semantic occupancy prediction plays a crucial role in autonomous driving, which requires accurate and reliable predictions from low-cost sensors. Although having notably narrowed the accuracy gap with LiDAR, there is still…

Computer Vision and Pattern Recognition · Computer Science 2024-09-27 Song Wang , Zhongdao Wang , Jiawei Yu , Wentong Li , Bailan Feng , Junbo Chen , Jianke Zhu

Open-vocabulary 3D occupancy is vital for embodied agents, which need to understand complex indoor environments where semantic categories are abundant and evolve beyond fixed taxonomies. While recent work has explored open-vocabulary…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Changqing Zhou , Yueru Luo , Han Zhang , Zeyu Jiang , Changhao Chen

Semantic and panoptic occupancy prediction for road scene analysis provides a dense 3D representation of the ego vehicle's surroundings. Current camera-only approaches typically rely on costly dense 3D supervision or require training models…

Computer Vision and Pattern Recognition · Computer Science 2026-03-09 Andrew Caunes , Thierry Chateau , Vincent Fremont

3D semantic occupancy prediction is crucial for autonomous driving perception, offering comprehensive geometric scene understanding and semantic recognition. However, existing methods struggle with geometric misalignment in view…

Computer Vision and Pattern Recognition · Computer Science 2026-03-06 Xubo Zhu , Haoyang Zhang , Fei He , Rui Wu , Yanhu Shan , Wen Yang , Huai Yu

Camera-based 3D occupancy prediction has recently garnered increasing attention in outdoor driving scenes. However, research in indoor scenes remains relatively unexplored. The core differences in indoor scenes lie in the complexity of…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Hongxiao Yu , Yuqi Wang , Yuntao Chen , Zhaoxiang Zhang

Self-supervised 3D occupancy prediction offers a promising solution for understanding complex driving scenes without requiring costly 3D annotations. However, training dense occupancy decoders to capture fine-grained geometry and semantics…

Computer Vision and Pattern Recognition · Computer Science 2026-03-19 Fengyi Zhang , Xiangyu Sun , Huitong Yang , Zheng Zhang , Zi Huang , Yadan Luo

3D reconstruction has been widely used in autonomous navigation fields of mobile robotics. However, the former research can only provide the basic geometry structure without the capability of open-world scene understanding, limiting…

Computer Vision and Pattern Recognition · Computer Science 2024-08-12 Haochen Jiang , Yueming Xu , Yihan Zeng , Hang Xu , Wei Zhang , Jianfeng Feng , Li Zhang

In the realm of autonomous vehicle perception, comprehending 3D scenes is paramount for tasks such as planning and mapping. Camera-based 3D Semantic Occupancy Prediction (OCC) aims to infer scene geometry and semantics from limited…

Computer Vision and Pattern Recognition · Computer Science 2025-02-03 Sanbao Su , Nuo Chen , Chenchen Lin , Felix Juefei-Xu , Chen Feng , Fei Miao

In recent years, visual 3D Semantic Scene Completion (SSC) has emerged as a critical perception task for autonomous driving due to its ability to infer complete 3D scene layouts and semantics from single 2D images. However, in real-world…

Computer Vision and Pattern Recognition · Computer Science 2025-07-21 Haoang Lu , Yuanqi Su , Xiaoning Zhang , Hao Hu

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

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