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3D semantic occupancy prediction, which seeks to provide accurate and comprehensive representations of environment scenes, is important to autonomous driving systems. For autonomous cars equipped with multi-camera and LiDAR, it is critical…

Computer Vision and Pattern Recognition · Computer Science 2024-11-20 Zhuangwei Zhuang , Ziyin Wang , Sitao Chen , Lizhao Liu , Hui Luo , Mingkui Tan

Recently, deep learning-based salient object detection (SOD) in optical remote sensing images (ORSIs) have achieved significant breakthroughs. We observe that existing ORSIs-SOD methods consistently center around optimizing pixel features…

Computer Vision and Pattern Recognition · Computer Science 2024-11-12 Yanguang Sun , Jian Yang , Lei Luo

The task of 3D semantic scene completion using monocular cameras is gaining significant attention in the field of autonomous driving. This task aims to predict the occupancy status and semantic labels of each voxel in a 3D scene from…

Computer Vision and Pattern Recognition · Computer Science 2024-11-27 Jiawei Yao , Jusheng Zhang , Xiaochao Pan , Tong Wu , Canran Xiao

In this technical report, we present our solution for the Vision-Centric 3D Occupancy and Flow Prediction track in the nuScenes Open-Occ Dataset Challenge at CVPR 2024. Our innovative approach involves a dual-stage framework that enhances…

Computer Vision and Pattern Recognition · Computer Science 2024-07-02 Dubing Chen , Wencheng Han , Jin Fang , Jianbing Shen

In this work we propose a holistic framework for autonomous aerial inspection tasks, using semantically-aware, yet, computationally efficient planning and mapping algorithms. The system leverages state-of-the-art receding horizon…

This paper focuses on visual semantic navigation, the task of producing actions for an active agent to navigate to a specified target object category in an unknown environment. To complete this task, the algorithm should simultaneously…

Computer Vision and Pattern Recognition · Computer Science 2021-03-23 Yiqing Liang , Boyuan Chen , Shuran Song

Accurate 3D perception is essential for autonomous driving. Traditional methods often struggle with geometric ambiguity due to a lack of geometric prior. To address these challenges, we use omnidirectional depth estimation to introduce…

Computer Vision and Pattern Recognition · Computer Science 2025-04-03 Chaofan Wu , Jiaheng Li , Jinghao Cao , Ming Li , Yongkang Feng , Jiayu Wu Shuwen Xu , Zihang Gao , Sidan Du , Yang Li

Layer segmentation is important to quantitative analysis of retinal optical coherence tomography (OCT). Recently, deep learning based methods have been developed to automate this task and yield remarkable performance. However, due to the…

Image and Video Processing · Electrical Eng. & Systems 2023-12-07 Hong Liu , Dong Wei , Donghuan Lu , Xiaoying Tang , Liansheng Wang , Yefeng Zheng

Region-instructed layout control in text-to-image generation is highly practical, yet existing methods suffer from limitations: (i) training-based approaches inherit data bias and often degrade image quality, and (ii) current techniques…

Computer Vision and Pattern Recognition · Computer Science 2026-03-09 Ruidong Chen , Yancheng Bai , Xuanpu Zhang , Jianhao Zeng , Lanjun Wang , Dan Song , Lei Sun , Xiangxiang Chu , Anan Liu

Point clouds are crucial for capturing three-dimensional data but often suffer from incompleteness due to limitations such as resolution and occlusion. Traditional methods typically rely on point-based approaches within discriminative…

Computer Vision and Pattern Recognition · Computer Science 2024-09-10 Guoqing Zhang , Jian Liu

Weakly-supervised 3D occupancy perception is crucial for vision-based autonomous driving in outdoor environments. Previous methods based on NeRF often face a challenge in balancing the number of samples used. Too many samples can decrease…

Computer Vision and Pattern Recognition · Computer Science 2025-12-23 Qianpu Sun , Changyong Shu , Sifan Zhou , Runxi Cheng , Yongxian Wei , Zichen Yu , Dawei Yang , Sirui Han , Yuan Chun

Understanding dynamic 3D environments in a spatially continuous and temporally consistent manner is fundamental for robotics and autonomous driving. While recent advances in occupancy prediction provide a unified representation of scene…

Computer Vision and Pattern Recognition · Computer Science 2026-03-10 Yongzhi Lin , Kai Luo , Yuanfan Zheng , Hao Shi , Mengfei Duan , Yang Liu , Kailun Yang

Inferring the 3D structure from a single image, particularly in occluded regions, remains a fundamental yet unsolved challenge in vision-centric autonomous driving. Existing unsupervised approaches typically train a neural radiance field…

Computer Vision and Pattern Recognition · Computer Science 2026-02-09 Zizhan Guo , Yi Feng , Mengtan Zhang , Haoran Zhang , Wei Ye , Rui Fan

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

Semantic scene completion, also known as semantic occupancy prediction, can provide dense geometric and semantic information for autonomous vehicles, which attracts the increasing attention of both academia and industry. Unfortunately,…

Computer Vision and Pattern Recognition · Computer Science 2024-04-19 Song Wang , Jiawei Yu , Wentong Li , Wenyu Liu , Xiaolu Liu , Junbo Chen , Jianke Zhu

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

Monocular Semantic Scene Completion (SSC) aims to reconstruct complete 3D semantic scenes from a single RGB image, offering a cost-effective solution for autonomous driving and robotics. However, the inherently imbalanced nature of voxel…

Computer Vision and Pattern Recognition · Computer Science 2026-04-08 Yu Xue , Longjun Gao , Yuanqi Su , HaoAng Lu , Xiaoning Zhang

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

Semantic segmentation and activity classification are key components to creating intelligent surgical systems able to understand and assist clinical workflow. In the Operating Room, semantic segmentation is at the core of creating robots…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Idris Hamoud , Alexandros Karargyris , Aidean Sharghi , Omid Mohareri , Nicolas Padoy

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