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Related papers: Occupancy Learning with Spatiotemporal Memory

200 papers

Understanding how the surrounding environment changes is crucial for performing downstream tasks safely and reliably in autonomous driving applications. Recent occupancy estimation techniques using only camera images as input can provide…

Computer Vision and Pattern Recognition · Computer Science 2025-11-17 Junyi Ma , Xieyuanli Chen , Jiawei Huang , Jingyi Xu , Zhen Luo , Jintao Xu , Weihao Gu , Rui Ai , Hesheng Wang

Camera-based 3D semantic scene completion (SSC) plays a crucial role in autonomous driving, enabling voxelized 3D scene understanding for effective scene perception and decision-making. Existing SSC methods have shown efficacy in improving…

Computer Vision and Pattern Recognition · Computer Science 2025-11-14 Zhiwen Yang , Yuxin Peng

Representing the 3D environment with instance-aware semantic and geometric information is crucial for interaction-aware robots in dynamic environments. Nevertheless, creating such a representation poses challenges due to sensor noise,…

Robotics · Computer Science 2025-01-06 Gang Chen , Zhaoying Wang , Wei Dong , Javier Alonso-Mora

Unmanned Aerial Vehicle (UAV) swarm systems necessitate efficient collaborative perception mechanisms for diverse operational scenarios. Current Bird's Eye View (BEV)-based approaches exhibit two main limitations: bounding-box…

Computer Vision and Pattern Recognition · Computer Science 2025-10-16 Zefu Lin , Wenbo Chen , Xiaojuan Jin , Yuran Yang , Lue Fan , Yixin Zhang , Yufeng Zhang , Zhaoxiang Zhang

3D semantic occupancy prediction is an emerging perception paradigm in autonomous driving, providing a voxel-level representation of both geometric details and semantic categories. However, its effectiveness is inherently constrained in…

Computer Vision and Pattern Recognition · Computer Science 2026-01-19 Hanlin Wu , Pengfei Lin , Ehsan Javanmardi , Naren Bao , Bo Qian , Hao Si , Manabu Tsukada

Immersive virtual reality (VR) applications impose stringent requirements on latency, energy efficiency, and computational resources, particularly in multi-user interactive scenarios. To address these challenges, we introduce the concept of…

Information Theory · Computer Science 2025-10-17 Caolu Xu , Zhiyong Chen , Meixia Tao , Li Song , Wenjun Zhang

For autonomous vehicles to proactively plan safe trajectories and make informed decisions, they must be able to predict the future occupancy states of the local environment. However, common issues with occupancy prediction include…

Robotics · Computer Science 2024-04-15 Maneekwan Toyungyernsub , Esen Yel , Jiachen Li , Mykel J. Kochenderfer

This paper reports on a dynamic semantic mapping framework that incorporates 3D scene flow measurements into a closed-form Bayesian inference model. Existence of dynamic objects in the environment can cause artifacts and traces in current…

3D occupancy perception holds a pivotal role in recent vision-centric autonomous driving systems by converting surround-view images into integrated geometric and semantic representations within dense 3D grids. Nevertheless, current models…

Computer Vision and Pattern Recognition · Computer Science 2025-03-25 Xin Tan , Wenbin Wu , Zhiwei Zhang , Chaojie Fan , Yong Peng , Zhizhong Zhang , Yuan Xie , Lizhuang Ma

In an intelligent transportation system, the key problem of traffic forecasting is how to extract periodic temporal dependencies and complex spatial correlations. Current state-of-the-art methods for predicting traffic flow are based on…

Machine Learning · Computer Science 2022-03-01 Zichuan Liu , Rui Zhang , Chen Wang , Zhu Xiao , Hongbo Jiang

This paper introduces a novel architecture for trajectory-conditioned forecasting of future 3D scene occupancy. In contrast to methods that rely on variational autoencoders (VAEs) to generate discrete occupancy tokens, which inherently…

Computer Vision and Pattern Recognition · Computer Science 2026-04-15 Jiayuan Du , Yiming Zhao , Zhenglong Guo , Yong Pan , Wenbo Hou , Zhihui Hao , Kun Zhan , Qijun Chen

Road obstacle detection is an important problem for vehicle driving safety. In this paper, we aim to obtain robust road obstacle detection based on spatio-temporal context modeling. Firstly, a data-driven spatial context model of the…

Computer Vision and Pattern Recognition · Computer Science 2023-01-20 Xiuen Wu , Tao Wang , Lingyu Liang , Zuoyong Li , Fum Yew Ching

Occupancy Network has recently attracted much attention in autonomous driving. Instead of monocular 3D detection and recent bird's eye view(BEV) models predicting 3D bounding box of obstacles, Occupancy Network predicts the category of…

Computer Vision and Pattern Recognition · Computer Science 2024-12-11 Mingjie Lu , Yuanxian Huang , Ji Liu , Xingliang Huang , Dong Li , Jinzhang Peng , Lu Tian , Emad Barsoum

Efficiently capturing the complex spatiotemporal representations from large-scale unlabeled traffic data remains to be a challenging task. In considering of the dilemma, this work employs the advanced contrastive learning and proposes a…

Machine Learning · Computer Science 2023-12-19 Lincan Li , Kaixiang Yang , Fengji Luo , Jichao Bi

Retrieving 3D bone anatomy from biplanar X-ray images is crucial since it can significantly reduce radiation exposure compared to traditional CT-based methods. Although various deep learning models have been proposed to address this complex…

Image and Video Processing · Electrical Eng. & Systems 2024-07-23 Jixiang Chen , Yiqun Lin , Haoran Sun , Xiaomeng Li

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

In this report, we introduce our solution to the Occupancy and Flow Prediction challenge in the Waymo Open Dataset Challenges at CVPR 2022, which ranks 1st on the leaderboard. We have developed a novel hierarchical spatial-temporal network…

Computer Vision and Pattern Recognition · Computer Science 2022-06-22 Yihan Hu , Wenxin Shao , Bo Jiang , Jiajie Chen , Siqi Chai , Zhening Yang , Jingyu Qian , Helong Zhou , Qiang Liu

The task of estimating 3D occupancy from surrounding-view images is an exciting development in the field of autonomous driving, following the success of Bird's Eye View (BEV) perception. This task provides crucial 3D attributes of the…

Computer Vision and Pattern Recognition · Computer Science 2023-11-20 Wanshui Gan , Ningkai Mo , Hongbin Xu , Naoto Yokoya

Inferring the 3D structure of a scene from a single image is an ill-posed and challenging problem in the field of vision-centric autonomous driving. Existing methods usually employ neural radiance fields to produce voxelized 3D occupancy,…

Computer Vision and Pattern Recognition · Computer Science 2025-01-13 Yi Feng , Yu Han , Xijing Zhang , Tanghui Li , Yanting Zhang , Rui Fan

Achieving highly accurate and real-time 3D occupancy prediction from cameras is a critical requirement for the safe and practical deployment of autonomous vehicles. While this shift to sparse 3D representations solves the encoding…

Computer Vision and Pattern Recognition · Computer Science 2026-02-05 Suzeyu Chen , Leheng Li , Ying-Cong Chen