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Realistic scene reconstruction in driving scenarios poses significant challenges due to fast-moving objects. Most existing methods rely on labor-intensive manual labeling of object poses to reconstruct dynamic objects in canonical space and…

Computer Vision and Pattern Recognition · Computer Science 2025-09-03 Ruida Zhang , Chengxi Li , Chenyangguang Zhang , Xingyu Liu , Haili Yuan , Yanyan Li , Xiangyang Ji , Gim Hee Lee

Achieving high-fidelity 3D reconstruction from monocular video remains challenging due to the inherent limitations of traditional methods like Structure-from-Motion (SfM) and monocular SLAM in accurately capturing scene details. While…

Computer Vision and Pattern Recognition · Computer Science 2025-04-15 Yue Hu , Rong Liu , Meida Chen , Peter Beerel , Andrew Feng

Reconstructing 3D geometry and appearance from a sparse set of fixed cameras is a foundational task with broad applications, yet it remains fundamentally constrained by the limited viewpoints. We show that this bound can be broken by…

Computer Vision and Pattern Recognition · Computer Science 2026-03-30 Ryosuke Hirai , Kohei Yamashita , Antoine Guédon , Ryo Kawahara , Vincent Lepetit , Ko Nishino

Recently, 4D millimetre-wave radar exhibits more stable perception ability than LiDAR and camera under adverse conditions (e.g. rain and fog). However, low-quality radar points hinder its application, especially the odometry task that…

Robotics · Computer Science 2025-03-04 Zhiheng Li , Yubo Cui , Ningyuan Huang , Chenglin Pang , Zheng Fang

Robust localization in dense urban scenarios using a low-cost sensor setup and sparse HD maps is highly relevant for the current advances in autonomous driving, but remains a challenging topic in research. We present a novel monocular…

Robotics · Computer Science 2021-10-22 Kürsat Petek , Kshitij Sirohi , Daniel Büscher , Wolfram Burgard

The accurate reconstruction of dynamic street scenes is critical for applications in autonomous driving, augmented reality, and virtual reality. Traditional methods relying on dense point clouds and triangular meshes struggle with moving…

Computer Vision and Pattern Recognition · Computer Science 2026-05-05 Peizhen Zheng , Dongjing Jiang , Qingchong Jiao , Redouane EL Bouchtaoui , Flynnwell Jianfei Zhang

We propose a novel dense mapping framework for sparse visual SLAM systems which leverages a compact scene representation. State-of-the-art sparse visual SLAM systems provide accurate and reliable estimates of the camera trajectory and…

Computer Vision and Pattern Recognition · Computer Science 2021-07-20 Hidenobu Matsuki , Raluca Scona , Jan Czarnowski , Andrew J. Davison

Depth estimation is usually ill-posed and ambiguous for monocular camera-based 3D multi-person pose estimation. Since LiDAR can capture accurate depth information in long-range scenes, it can benefit both the global localization of…

Computer Vision and Pattern Recognition · Computer Science 2022-12-01 Peishan Cong , Yiteng Xu , Yiming Ren , Juze Zhang , Lan Xu , Jingya Wang , Jingyi Yu , Yuexin Ma

Generalizing metric monocular depth estimation presents a significant challenge due to its ill-posed nature, while the entanglement between camera parameters and depth amplifies issues further, hindering multi-dataset training and zero-shot…

Computer Vision and Pattern Recognition · Computer Science 2025-09-26 Karlo Koledić , Luka Petrović , Ivan Marković , Ivan Petrović

Precise localization is of great importance for autonomous parking task since it provides service for the downstream planning and control modules, which significantly affects the system performance. For parking scenarios, dynamic lighting,…

Robotics · Computer Science 2024-07-09 Xuefeng Jiang , Fangyuan Wang , Rongzhang Zheng , Han Liu , Yixiong Huo , Jinzhang Peng , Lu Tian , Emad Barsoum

Monocular visual odometry (VO) is a fundamental computer vision problem with applications in autonomous navigation, augmented reality and more. While deep learning-based methods have recently shown superior accuracy compared to traditional…

Computer Vision and Pattern Recognition · Computer Science 2026-04-27 Dominik Kuczkowski , Laura Ruotsalainen

Template-based 3D object tracking still lacks a high-precision benchmark of real scenes due to the difficulty of annotating the accurate 3D poses of real moving video objects without using markers. In this paper, we present a multi-view…

Computer Vision and Pattern Recognition · Computer Science 2022-03-28 Jiachen Li , Bin Wang , Shiqiang Zhu , Xin Cao , Fan Zhong , Wenxuan Chen , Te Li , Jason Gu , Xueying Qin

We introduce a novel framework for reconstructing dynamic human-object interactions from monocular video that overcomes challenges associated with occlusions and temporal inconsistencies. Traditional 3D reconstruction methods typically…

Computer Vision and Pattern Recognition · Computer Science 2025-09-16 Hyungjun Doh , Dong In Lee , Seunggeun Chi , Pin-Hao Huang , Kwonjoon Lee , Sangpil Kim , Karthik Ramani

Gaussian Splatting has been considered as a novel way for view synthesis of dynamic scenes, which shows great potential in AIoT applications such as digital twins. However, recent dynamic Gaussian Splatting methods significantly degrade…

Computer Vision and Pattern Recognition · Computer Science 2025-12-01 Yiwei Li , Jiannong Cao , Penghui Ruan , Divya Saxena , Songye Zhu , Yinfeng Cao

We propose a novel framework for comprehensive indoor 3D reconstruction using Gaussian representations, called OmniIndoor3D. This framework enables accurate appearance, geometry, and panoptic reconstruction of diverse indoor scenes captured…

Computer Vision and Pattern Recognition · Computer Science 2025-05-28 Xiaobao Wei , Xiaoan Zhang , Hao Wang , Qingpo Wuwu , Ming Lu , Wenzhao Zheng , Shanghang Zhang

LiDARs provide accurate geometric measurements, making them valuable for ego-motion estimation and reconstruction tasks. Although its success, managing an accurate and lightweight representation of the environment still poses challenges.…

Monocular depth estimation is an interesting and challenging problem as there is no analytic mapping known between an intensity image and its depth map. Recently there has been a lot of data accumulated through depth-sensing cameras, in…

Computer Vision and Pattern Recognition · Computer Science 2016-06-28 Yigit Oktar

Modern approaches for vision-centric environment perception for autonomous navigation make extensive use of self-supervised monocular depth estimation algorithms that output disparity maps. However, when this disparity map is projected onto…

Computer Vision and Pattern Recognition · Computer Science 2023-07-21 Aditya Nalgunda Ganesh , Dhruval Pobbathi Badrinath , Harshith Mohan Kumar , Priya SS , Surabhi Narayan

Reconstructing accurate surfaces with radiance fields has progressed rapidly, yet two promising explicit representations, 3D Gaussian Splatting and sparse-voxel rasterization, exhibit complementary strengths and weaknesses. 3D Gaussian…

Computer Vision and Pattern Recognition · Computer Science 2026-01-27 Ting-Hsun Chi , Chu-Rong Chen , Chi-Tun Hsu , Hsuan-Ting Lin , Sheng-Yu Huang , Cheng Sun , Yu-Chiang Frank Wang

In this paper, we present a novel tightly-coupled probabilistic monocular visual-odometric Simultaneous Localization and Mapping algorithm using wheels and a MEMS gyroscope, which can provide accurate, robust and long-term localization for…

Robotics · Computer Science 2021-02-24 Meixiang Quan , Songhao Piao , Minglang Tan , Shi-Sheng Huang