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Related papers: Occupancy as Set of Points

200 papers

3D occupancy prediction provides a comprehensive description of the surrounding scenes and has become an essential task for 3D perception. Most existing methods focus on offline perception from one or a few views and cannot be applied to…

Computer Vision and Pattern Recognition · Computer Science 2025-08-26 Yuqi Wu , Wenzhao Zheng , Sicheng Zuo , Yuanhui Huang , Jie Zhou , Jiwen Lu

We propose a non-intrusive, and privacy-preserving occupancy estimation system for smart environments. The proposed scheme uses thermal images to detect the number of people in a given area. The occupancy estimation model is designed using…

Computer Vision and Pattern Recognition · Computer Science 2021-10-18 Zishan Qin , Dipankar Chaki , Abdallah Lakhdari , Amani Abusafia , Athman Bouguettaya

When exploring new areas, robotic systems generally exclusively plan and execute controls over geometry that has been directly measured. When entering space that was previously obstructed from view such as turning corners in hallways or…

Robotics · Computer Science 2024-03-19 Alec Reed , Brendan Crowe , Doncey Albin , Lorin Achey , Bradley Hayes , Christoffer Heckman

Semantic occupancy prediction aims to infer dense geometry and semantics of surroundings for an autonomous agent to operate safely in the 3D environment. Existing occupancy prediction methods are almost entirely trained on human-annotated…

Computer Vision and Pattern Recognition · Computer Science 2023-06-16 Zhiyu Tan , Zichao Dong , Cheng Zhang , Weikun Zhang , Hang Ji , Hao Li

In recent years, autonomous driving has garnered escalating attention for its potential to relieve drivers' burdens and improve driving safety. Vision-based 3D occupancy prediction, which predicts the spatial occupancy status and semantics…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Yanan Zhang , Jinqing Zhang , Zengran Wang , Junhao Xu , Di Huang

A real-time semantic 3D occupancy mapping framework is proposed in this paper. The mapping framework is based on the Bayesian kernel inference strategy from the literature. Two novel free space representations are proposed to efficiently…

Robotics · Computer Science 2021-07-08 Yuanxin Zhong , Huei Peng

This paper addresses the challenge of robotic grasping of general objects. Similar to prior research, the task reads a single-view 3D observation (i.e., point clouds) captured by a depth camera as input. Crucially, the success of object…

Robotics · Computer Science 2024-07-23 Kangqi Ma , Hao Dong , Yadong Mu

Autonomous driving requires forecasting both geometry and semantics over time to effectively reason about future environment states. Existing vision-based occupancy forecasting methods focus on motion-related categories such as static and…

Computer Vision and Pattern Recognition · Computer Science 2026-02-10 Riya Mohan , Juana Valeria Hurtado , Rohit Mohan , Abhinav Valada

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

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

3D occupancy, an advanced perception technology for driving scenarios, represents the entire scene without distinguishing between foreground and background by quantifying the physical space into a grid map. The widely adopted…

Computer Vision and Pattern Recognition · Computer Science 2024-07-15 Jinke Li , Xiao He , Chonghua Zhou , Xiaoqiang Cheng , Yang Wen , Dan Zhang

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

Camera-based 3D Semantic Occupancy Prediction (SOP) is crucial for understanding complex 3D scenes from limited 2D image observations. Existing SOP methods typically aggregate contextual features to assist the occupancy representation…

Computer Vision and Pattern Recognition · Computer Science 2026-01-01 Bohan Li , Jiajun Deng , Yasheng Sun , Xiaofeng Wang , Xin Jin , Wenjun Zeng

Camera-based 3D semantic occupancy prediction offers an efficient and cost-effective solution for perceiving surrounding scenes in autonomous driving. However, existing works rely on explicit occupancy state inference, leading to numerous…

Computer Vision and Pattern Recognition · Computer Science 2025-11-25 Naiyu Fang , Zheyuan Zhou , Kang Wang , Ruibo Li , Lemiao Qiu , Shuyou Zhang , Zhe Wang , Guosheng Lin

Existing vision-based 3D occupancy prediction methods are inherently limited in accuracy due to their exclusive reliance on street-view imagery, neglecting the potential benefits of incorporating satellite views. We propose SA-Occ, the…

Computer Vision and Pattern Recognition · Computer Science 2025-03-21 Chen Chen , Zhirui Wang , Taowei Sheng , Yi Jiang , Yundu Li , Peirui Cheng , Luning Zhang , Kaiqiang Chen , Yanfeng Hu , Xue Yang , Xian Sun

Comprehensive modeling of the surrounding 3D world is key to the success of autonomous driving. However, existing perception tasks like object detection, road structure segmentation, depth & elevation estimation, and open-set object…

Computer Vision and Pattern Recognition · Computer Science 2023-06-19 Yuqi Wang , Yuntao Chen , Xingyu Liao , Lue Fan , Zhaoxiang Zhang

3D occupancy prediction is critical for comprehensive scene understanding in vision-centric autonomous driving. Recent advances have explored utilizing 3D semantic Gaussians to model occupancy while reducing computational overhead, but they…

Computer Vision and Pattern Recognition · Computer Science 2026-02-27 Xiaoyang Yan , Muleilan Pei , Shaojie Shen

3D occupancy perception technology aims to observe and understand dense 3D environments for autonomous vehicles. Owing to its comprehensive perception capability, this technology is emerging as a trend in autonomous driving perception…

Computer Vision and Pattern Recognition · Computer Science 2024-09-17 Huaiyuan Xu , Junliang Chen , Shiyu Meng , Yi Wang , Lap-Pui Chau

We introduce GaussianOcc, a systematic method that investigates the two usages of Gaussian splatting for fully self-supervised and efficient 3D occupancy estimation in surround views. First, traditional methods for self-supervised 3D…

Computer Vision and Pattern Recognition · Computer Science 2025-07-15 Wanshui Gan , Fang Liu , Hongbin Xu , Ningkai Mo , Naoto Yokoya

Visual Odometry (VO) plays a pivotal role in autonomous systems, with a principal challenge being the lack of depth information in camera images. This paper introduces OCC-VO, a novel framework that capitalizes on recent advances in deep…

Robotics · Computer Science 2024-03-27 Heng Li , Yifan Duan , Xinran Zhang , Haiyi Liu , Jianmin Ji , Yanyong Zhang