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Related papers: OccFlowNet: Towards Self-supervised Occupancy Esti…

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Holistic understanding and reasoning in 3D scenes are crucial for the success of autonomous driving systems. The evolution of 3D semantic occupancy prediction as a pretraining task for autonomous driving and robotic applications captures…

Computer Vision and Pattern Recognition · Computer Science 2025-02-18 Sathira Silva , Savindu Bhashitha Wannigama , Gihan Jayatilaka , Muhammad Haris Khan , Roshan Ragel

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

In autonomous navigation of mobile robots, sensors suffer from massive occlusion in cluttered environments, leaving significant amount of space unknown during planning. In practice, treating the unknown space in optimistic or pessimistic…

Robotics · Computer Science 2021-03-30 Lizi Wang , Hongkai Ye , Qianhao Wang , Yuman Gao , Chao Xu , Fei Gao

3D Semantic Scene Completion (SSC) provides comprehensive scene geometry and semantics for autonomous driving perception, which is crucial for enabling accurate and reliable decision-making. However, existing SSC methods are limited to…

Computer Vision and Pattern Recognition · Computer Science 2025-11-11 Meng Wang , Fan Wu , Ruihui Li , Yunchuan Qin , Zhuo Tang , Kenli Li

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

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

Occupancy prediction has increasingly garnered attention in recent years for its fine-grained understanding of 3D scenes. Traditional approaches typically rely on dense, regular grid representations, which often leads to excessive…

Computer Vision and Pattern Recognition · Computer Science 2024-03-20 Yuhang Lu , Xinge Zhu , Tai Wang , Yuexin Ma

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

We present a novel approach for enhancing robotic exploration by using generative occupancy mapping. We implement SceneSense, a diffusion model designed and trained for predicting 3D occupancy maps given partial observations. Our proposed…

Robotics · Computer Science 2026-01-01 Lorin Achey , Alec Reed , Brendan Crowe , Bradley Hayes , Christoffer Heckman

Occupancy prediction, aiming at predicting the occupancy status within voxelized 3D environment, is quickly gaining momentum within the autonomous driving community. Mainstream occupancy prediction works first discretize the 3D environment…

Computer Vision and Pattern Recognition · Computer Science 2024-11-01 Jiabao Wang , Zhaojiang Liu , Qiang Meng , Liujiang Yan , Ke Wang , Jie Yang , Wei Liu , Qibin Hou , Ming-Ming Cheng

Panoptic occupancy poses a novel challenge by aiming to integrate instance occupancy and semantic occupancy within a unified framework. However, there is still a lack of efficient solutions for panoptic occupancy. In this paper, we propose…

Computer Vision and Pattern Recognition · Computer Science 2024-10-25 Zichen Yu , Changyong Shu , Qianpu Sun , Yifan Bian , Xiaobao Wei , Jiangyong Yu , Zongdai Liu , Dawei Yang , Hui Li , Yan Chen

Occupancy prediction has garnered increasing attention in recent years for its comprehensive fine-grained environmental representation and strong generalization to open-set objects. However, cumbersome voxel features and 3D convolution…

Computer Vision and Pattern Recognition · Computer Science 2024-12-10 Jinqing Zhang , Yanan Zhang , Qingjie Liu , Yunhong Wang

Self-supervised monocular depth estimation enables robots to learn 3D perception from raw video streams. This scalable approach leverages projective geometry and ego-motion to learn via view synthesis, assuming the world is mostly static.…

Computer Vision and Pattern Recognition · Computer Science 2022-06-14 Vitor Guizilini , Kuan-Hui Lee , Rares Ambrus , Adrien Gaidon

In this article, we investigate self-supervised 3D scene flow estimation and class-agnostic motion prediction on point clouds. A realistic scene can be well modeled as a collection of rigidly moving parts, therefore its scene flow can be…

Computer Vision and Pattern Recognition · Computer Science 2023-10-18 Ruibo Li , Chi Zhang , Zhe Wang , Chunhua Shen , Guosheng Lin

Convolutional neural networks (CNNs) are the current state-of-the-art meta-algorithm for volumetric segmentation of medical data, for example, to localize COVID-19 infected tissue on computer tomography scans or the detection of tumour…

Image and Video Processing · Electrical Eng. & Systems 2021-10-22 Christoph Reich , Tim Prangemeier , Özdemir Cetin , Heinz Koeppl

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

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

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

Semantic scene completion aims to infer the 3D geometric structures with semantic classes from camera or LiDAR, which provide essential occupancy information in autonomous driving. Prior endeavors concentrate on constructing the network or…

Computer Vision and Pattern Recognition · Computer Science 2024-05-27 Song Wang , Jiawei Yu , Wentong Li , Hao Shi , Kailun Yang , Junbo Chen , Jianke Zhu

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