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Related papers: Fast Occupancy Network

200 papers

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

The vision-based perception for autonomous driving has undergone a transformation from the bird-eye-view (BEV) representations to the 3D semantic occupancy. Compared with the BEV planes, the 3D semantic occupancy further provides structural…

Computer Vision and Pattern Recognition · Computer Science 2023-04-12 Yunpeng Zhang , Zheng Zhu , Dalong Du

This paper introduces InverseMatrixVT3D, an efficient method for transforming multi-view image features into 3D feature volumes for 3D semantic occupancy prediction. Existing methods for constructing 3D volumes often rely on depth…

Computer Vision and Pattern Recognition · Computer Science 2024-04-30 Zhenxing Ming , Julie Stephany Berrio , Mao Shan , Stewart Worrall

Efficient and high-accuracy 3D occupancy prediction is vital for the performance of autonomous driving systems. However, existing methods struggle to balance precision and efficiency: high-accuracy approaches are often hindered by heavy…

Computer Vision and Pattern Recognition · Computer Science 2026-03-02 Yuchen Zhou , Yan Luo , Xiaogang Wang , Xingjian Gu , Mingzhou Lu , Xiangbo Shu

3D object detection in Bird's-Eye-View (BEV) space has recently emerged as a prevalent approach in the field of autonomous driving. Despite the demonstrated improvements in accuracy and velocity estimation compared to perspective view…

Computer Vision and Pattern Recognition · Computer Science 2024-10-10 Yuxin Li , Qiang Han , Mengying Yu , Yuxin Jiang , Chaikiat Yeo , Yiheng Li , Zihang Huang , Nini Liu , Hsuanhan Chen , Xiaojun Wu

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

3D semantic occupancy prediction is crucial for autonomous driving, providing a dense, semantically rich environmental representation. However, existing methods focus on in-distribution scenes, making them susceptible to Out-of-Distribution…

Computer Vision and Pattern Recognition · Computer Science 2026-01-13 Yuheng Zhang , Mengfei Duan , Kunyu Peng , Yuhang Wang , Ruiping Liu , Fei Teng , Kai Luo , Zhiyong Li , Kailun Yang

With the advent of deep neural networks, learning-based approaches for 3D reconstruction have gained popularity. However, unlike for images, in 3D there is no canonical representation which is both computationally and memory efficient yet…

Computer Vision and Pattern Recognition · Computer Science 2019-05-01 Lars Mescheder , Michael Oechsle , Michael Niemeyer , Sebastian Nowozin , Andreas Geiger

3D occupancy infers fine-grained 3D geometry and semantics which is critical for autonomous driving. Most existing approaches carry high compute costs, requiring dense 3D feature volume and cross-attention to effectively aggregate…

Computer Vision and Pattern Recognition · Computer Science 2026-04-07 Yunxiao Shi , Hong Cai , Jisoo Jeong , Yinhao Zhu , Shizhong Han , Amin Ansari , Fatih Porikli

A popular approach for constructing bird's-eye-view (BEV) representation in 3D detection is to lift 2D image features onto the viewing frustum space based on explicitly predicted depth distribution. However, depth distribution can only…

Computer Vision and Pattern Recognition · Computer Science 2024-01-12 Zaibin Zhang , Yuanhang Zhang , Lijun Wang , Yifan Wang , Huchuan Lu

4D occupancy forecasting is one of the important techniques for autonomous driving, which can avoid potential risk in the complex traffic scenes. Scene flow is a crucial element to describe 4D occupancy map tendency. However, an accurate…

Computer Vision and Pattern Recognition · Computer Science 2024-09-25 Erxin Guo , Pei An , You Yang , Qiong Liu , An-An Liu

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

Semantic occupancy has recently gained significant traction as a prominent 3D scene representation. However, most existing methods rely on large and costly datasets with fine-grained 3D voxel labels for training, which limits their…

Computer Vision and Pattern Recognition · Computer Science 2024-02-21 Simon Boeder , Fabian Gigengack , Benjamin Risse

Occupancy and 3D object detection are characterized as two standard tasks in modern autonomous driving system. In order to deploy them on a series of edge chips with better precision and time-consuming trade-off, contemporary approaches…

Computer Vision and Pattern Recognition · Computer Science 2024-09-18 Zichen Yu , Changyong Shu

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 instance segmentation, with a variety of applications in robotics and augmented reality, is in large demands these days. Unlike 2D images that are projective observations of the environment, 3D models provide metric reconstruction of the…

Computer Vision and Pattern Recognition · Computer Science 2020-04-29 Lei Han , Tian Zheng , Lan Xu , Lu Fang

3D occupancy prediction provides dense spatial understanding critical for safe autonomous driving. However, this task suffers from a severe class imbalance due to its volumetric representation, where safety-critical objects (bicycles,…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Wonjune Kim , In-Jae Lee , Sihwan Hwang , Sanmin Kim , Dongsuk Kum

Perceiving the world as 3D occupancy supports embodied agents to avoid collision with any types of obstacle. While open-vocabulary image understanding has prospered recently, how to bind the predicted 3D occupancy grids with open-world…

Computer Vision and Pattern Recognition · Computer Science 2024-07-18 Jilai Zheng , Pin Tang , Zhongdao Wang , Guoqing Wang , Xiangxuan Ren , Bailan Feng , Chao Ma

Accurate 3D perception is essential for understanding the environment in autonomous driving. Recent advancements in 3D semantic occupancy prediction have leveraged camera-LiDAR fusion to improve robustness and accuracy. However, current…

Computer Vision and Pattern Recognition · Computer Science 2024-12-31 Minjae Seong , Jisong Kim , Geonho Bang , Hawook Jeong , Jun Won Choi

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