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Related papers: ProtoOcc: Accurate, Efficient 3D Occupancy Predict…

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We address an advanced challenge of predicting pedestrian occupancy as an extension of multi-view pedestrian detection in urban traffic. To support this, we have created a new synthetic dataset called MVP-Occ, designed for dense pedestrian…

Computer Vision and Pattern Recognition · Computer Science 2024-12-19 Sithu Aung , Min-Cheol Sagong , Junghyun Cho

Self-Supervised Learning (SSL) has demonstrated promising results in 3D medical image analysis. However, the lack of high-level semantics in pre-training still heavily hinders the performance of downstream tasks. We observe that 3D medical…

Image and Video Processing · Electrical Eng. & Systems 2024-04-19 Linshan Wu , Jiaxin Zhuang , Hao Chen

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

Constructing a compressed latent space through a variational autoencoder (VAE) is the key for efficient 3D diffusion models. This paper introduces COD-VAE that encodes 3D shapes into a COmpact set of 1D latent vectors without sacrificing…

Computer Vision and Pattern Recognition · Computer Science 2025-07-29 In Cho , Youngbeom Yoo , Subin Jeon , Seon Joo Kim

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

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 PROBE (PRobabilistic Occupancy BEV Encoding), a learning-free LiDAR place recognition descriptor that models each BEV cell's occupancy as a Bernoulli random variable. Rather than relying on discrete point-cloud perturbations,…

Robotics · Computer Science 2026-05-06 Jinseop Lee , Byoungho Lee , Gichul Yoo

Understanding and modeling the 3D scene from a single image is a practical problem. A recent advance proposes a panoptic 3D scene reconstruction task that performs both 3D reconstruction and 3D panoptic segmentation from a single image.…

Computer Vision and Pattern Recognition · Computer Science 2024-01-17 Tao Chu , Pan Zhang , Qiong Liu , Jiaqi Wang

3D semantic occupancy prediction in the past was considered to require precise geometric relationships in order to enable effective training. However, in complex indoor environments, the large-scale and widespread collection of data, along…

Computer Vision and Pattern Recognition · Computer Science 2025-06-24 Haoming Chen , Lichen Yuan , TianFang Sun , Jingyu Gong , Xin Tan , Zhizhong Zhang , Yuan Xie

Modern methods for vision-centric autonomous driving perception widely adopt the bird's-eye-view (BEV) representation to describe a 3D scene. Despite its better efficiency than voxel representation, it has difficulty describing the…

Computer Vision and Pattern Recognition · Computer Science 2023-03-03 Yuanhui Huang , Wenzhao Zheng , Yunpeng Zhang , Jie Zhou , Jiwen Lu

Recent diffusion models have demonstrated remarkable performance in both 3D scene generation and perception tasks. Nevertheless, existing methods typically separate these two processes, acting as a data augmenter to generate synthetic data…

Computer Vision and Pattern Recognition · Computer Science 2025-08-25 Bohan Li , Xin Jin , Jianan Wang , Yukai Shi , Yasheng Sun , Xiaofeng Wang , Zhuang Ma , Baao Xie , Chao Ma , Xiaokang Yang , Wenjun Zeng

With the growing adoption of vision-language-action models and world models in autonomous driving systems, scalable image tokenization becomes crucial as the interface for the visual modality. However, most existing tokenizers are designed…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Dong Zhuo , Wenzhao Zheng , Sicheng Zuo , Siming Yan , Lu Hou , Jie Zhou , Jiwen Lu

A three-dimensional (3D) Network-on-Chip (NoC) enables the design of high performance and low power many-core chips. Existing 3D NoCs are inadequate for meeting the ever-increasing performance requirements of many-core processors since they…

Emerging Technologies · Computer Science 2016-08-26 Sourav Das , Janardhan Rao Doppa , Partha Pratim Pande , Krishnendu Chakrabarty

Open-vocabulary 3D occupancy is vital for embodied agents, which need to understand complex indoor environments where semantic categories are abundant and evolve beyond fixed taxonomies. While recent work has explored open-vocabulary…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Changqing Zhou , Yueru Luo , Han Zhang , Zeyu Jiang , Changhao Chen

Recent advancements in camera-based occupancy prediction have focused on the simultaneous prediction of 3D semantics and scene flow, a task that presents significant challenges due to specific difficulties, e.g., occlusions and unbalanced…

Computer Vision and Pattern Recognition · Computer Science 2025-06-09 Ziyue Zhu , Shenlong Wang , Jin Xie , Jiang-jiang Liu , Jingdong Wang , Jian Yang

Urban scene generation has been developing rapidly recently. However, existing methods primarily focus on generating static and single-frame scenes, overlooking the inherently dynamic nature of real-world driving environments. In this work,…

Computer Vision and Pattern Recognition · Computer Science 2025-12-04 Hengwei Bian , Lingdong Kong , Haozhe Xie , Liang Pan , Yu Qiao , Ziwei Liu

Panoptic occupancy prediction aims to jointly infer voxel-wise semantics and instance identities within a unified 3D scene representation. Nevertheless, progress in this field remains constrained by the absence of high-quality 3D mesh…

Computer Vision and Pattern Recognition · Computer Science 2026-03-31 Yi Feng , Junwu E , Zizhan Guo , Yu Ma , Hanli Wang , Rui Fan

The safe operation of autonomous vehicles (AVs) is highly dependent on their understanding of the surroundings. For this, the task of 3D semantic occupancy prediction divides the space around the sensors into voxels, and labels each voxel…

Computer Vision and Pattern Recognition · Computer Science 2025-05-07 Zhenxing Ming , Julie Stephany Berrio , Mao Shan , Yaoqi Huang , Hongyu Lyu , Nguyen Hoang Khoi Tran , Tzu-Yun Tseng , Stewart Worrall

Semantic occupancy perception is essential for autonomous driving, as automated vehicles require a fine-grained perception of the 3D urban structures. However, existing relevant benchmarks lack diversity in urban scenes, and they only…

Computer Vision and Pattern Recognition · Computer Science 2023-03-08 Xiaofeng Wang , Zheng Zhu , Wenbo Xu , Yunpeng Zhang , Yi Wei , Xu Chi , Yun Ye , Dalong Du , Jiwen Lu , Xingang Wang

This article presents a family of Stochastic Cartographic Occupancy Prediction Engines (SCOPEs) that enable mobile robots to predict the future states of complex dynamic environments. They do this by accounting for the motion of the robot…

Robotics · Computer Science 2025-09-08 Zhanteng Xie , Philip Dames