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Related papers: Towards Accurate Active Camera Localization

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6D pose estimation of textureless shiny objects has become an essential problem in many robotic applications. Many pose estimators require high-quality depth data, often measured by structured light cameras. However, when objects have shiny…

Robotics · Computer Science 2023-08-29 Jun Yang , Jian Yao , Steven L. Waslander

Visual localization techniques often comprise a hierarchical localization pipeline, with a visual place recognition module used as a coarse localizer to initialize a pose refinement stage. While improving the pose refinement step has been…

Computer Vision and Pattern Recognition · Computer Science 2021-05-10 Ming Xu , Niko Sünderhauf , Michael Milford

Visual localization, i.e., camera pose estimation in a known scene, is a core component of technologies such as autonomous driving and augmented reality. State-of-the-art localization approaches often rely on image retrieval techniques for…

Computer Vision and Pattern Recognition · Computer Science 2020-12-02 Noé Pion , Martin Humenberger , Gabriela Csurka , Yohann Cabon , Torsten Sattler

Multi-person total motion capture is extremely challenging when it comes to handle severe occlusions, different reconstruction granularities from body to face and hands, drastically changing observation scales and fast body movements. To…

Computer Vision and Pattern Recognition · Computer Science 2021-08-25 Yuxiang Zhang , Zhe Li , Liang An , Mengcheng Li , Tao Yu , Yebin Liu

Robot localization is an inverse problem of finding a robot's pose using a map and sensor measurements. In recent years, Invertible Neural Networks (INNs) have successfully solved ambiguous inverse problems in various fields. This paper…

Robotics · Computer Science 2022-09-27 Zirui Zang , Hongrui Zheng , Johannes Betz , Rahul Mangharam

Location-aware networks will introduce new services and applications for modern convenience, surveillance, and public safety. In this paper, we consider the problem of cooperative localization in a wireless network where the position of…

Systems and Control · Electrical Eng. & Systems 2023-01-02 Wenyu Zhang , Bryan Teague , Florian Meyer

In this paper, we propose a method for initial camera pose estimation from just a single image which is robust to viewing conditions and does not require a detailed model of the scene. This method meets the growing need of easy deployment…

Computer Vision and Pattern Recognition · Computer Science 2022-03-10 Matthieu Zins , Gilles Simon , Marie-Odile Berger

We present UbiSLAM, an innovative solution for real-time mapping and localization in dynamic indoor environments. By deploying a network of fixed RGB-D cameras strategically throughout the workspace, UbiSLAM addresses limitations commonly…

Robotics · Computer Science 2026-05-19 Halim Djerroud , Nico Steyn , Olivier Rabreau , Patrick Bonnin , Abderraouf Benali

We present a learning approach for localization and segmentation of objects in an image in a manner that is robust to partial occlusion. Our algorithm produces a bounding box around the full extent of the object and labels pixels in the…

Computer Vision and Pattern Recognition · Computer Science 2015-07-29 Samarth Brahmbhatt , Heni Ben Amor , Henrik Christensen

Location-aware applications play an increasingly critical role in everyday life. However, satellite-based localization (e.g., GPS) has limited accuracy and can be unusable in dense urban areas and indoors. We introduce an image-based global…

Computer Vision and Pattern Recognition · Computer Science 2019-06-28 Linguang Zhang , Adam Finkelstein , Szymon Rusinkiewicz

This paper presents a multi-agent reinforcement learning (MARL) scheme for proactive Multi-Camera Collaboration in 3D Human Pose Estimation in dynamic human crowds. Traditional fixed-viewpoint multi-camera solutions for human motion capture…

Computer Vision and Pattern Recognition · Computer Science 2023-03-08 Hai Ci , Mickel Liu , Xuehai Pan , Fangwei Zhong , Yizhou Wang

We propose a new method for estimating the relative pose between two images, where we jointly learn keypoint detection, description extraction, matching and robust pose estimation. While our architecture follows the traditional pipeline for…

Computer Vision and Pattern Recognition · Computer Science 2021-04-05 Antoine Fond , Luca Del Pero , Nikola Sivacki , Marco Paladini

Robotic applications require a comprehensive understanding of the scene. In recent years, neural fields-based approaches that parameterize the entire environment have become popular. These approaches are promising due to their continuous…

Robotics · Computer Science 2024-12-31 Evgenii Kruzhkov , Alena Savinykh , Sven Behnke

Markerless tracking of hands and fingers is a promising enabler for human-computer interaction. However, adoption has been limited because of tracking inaccuracies, incomplete coverage of motions, low framerate, complex camera setups, and…

Computer Vision and Pattern Recognition · Computer Science 2016-02-15 Srinath Sridhar , Franziska Mueller , Antti Oulasvirta , Christian Theobalt

We propose to leverage the local information in image sequences to support global camera relocalization. In contrast to previous methods that regress global poses from single images, we exploit the spatial-temporal consistency in sequential…

Computer Vision and Pattern Recognition · Computer Science 2019-08-14 Fei Xue , Xin Wang , Zike Yan , Qiuyuan Wang , Junqiu Wang , Hongbin Zha

Camera relocalization is a crucial problem in computer vision and robotics. Recent advancements in neural radiance fields (NeRFs) have shown promise in synthesizing photo-realistic images. Several works have utilized NeRFs for refining…

Computer Vision and Pattern Recognition · Computer Science 2024-05-24 Shiyao Xu , Caiyun Liu , Yuantao Chen , Zhenxin Zhu , Zike Yan , Yongliang Shi , Hao Zhao , Guyue Zhou

Global visual localization estimates the absolute pose of a camera using a single image, in a previously mapped area. Obtaining the pose from a single image enables many robotics and augmented/virtual reality applications. Inspired by…

Computer Vision and Pattern Recognition · Computer Science 2023-12-19 Mohammad Altillawi , Shile Li , Sai Manoj Prakhya , Ziyuan Liu , Joan Serrat

A distributed pose localization framework based on direction measurements is proposed for a type of \textit{leader-follower} multi-agent systems in $\mathbb{R}^3$. The novelty of the proposed localization method lies in the elimination of…

Optimization and Control · Mathematics 2022-02-11 Quoc Van Tran , Brian D. O. Anderson , Hyo-Sung Ahn

We propose a new method for six-degree-of-freedom (6-DoF) autonomous camera movement for minimally invasive surgery, which, unlike previous methods, takes into account both the position and orientation information from structures in the…

Accurate maps are a prerequisite for virtually all mobile robot tasks. Most state-of-the-art maps assume a static world; therefore, dynamic objects are filtered out of the measurements. However, this division ignores movable but non-moving…

Robotics · Computer Science 2025-01-09 Matti Pekkanen , Francesco Verdoja , Ville Kyrki
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