A Simple Algebraic Solution for Estimating the Pose of a Camera from Planar Point Features

Fuente: arXiv
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Main Authors: Bouazza, Tarek, Hamel, Tarek, Samson, Claude
Format: Preprint
Published: 2025
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author Bouazza, Tarek
Hamel, Tarek
Samson, Claude
author_facet Bouazza, Tarek
Hamel, Tarek
Samson, Claude
contents This paper presents a simple algebraic method to estimate the pose of a camera relative to a planar target from $n \geq 4$ reference points with known coordinates in the target frame and their corresponding bearing measurements in the camera frame. The proposed approach follows a hierarchical structure; first, the unit vector normal to the target plane is determined, followed by the camera's position vector, its distance to the target plane, and finally, the full orientation. To improve the method's robustness to measurement noise, an averaging methodology is introduced to refine the estimation of the target's normal direction. The accuracy and robustness of the approach are validated through extensive experiments.
format Preprint
id arxiv_https___arxiv_org_abs_2508_01836
institution arXiv
publishDate 2025
record_format arxiv
spellingShingle A Simple Algebraic Solution for Estimating the Pose of a Camera from Planar Point Features
Bouazza, Tarek
Hamel, Tarek
Samson, Claude
Computer Vision and Pattern Recognition
Robotics
This paper presents a simple algebraic method to estimate the pose of a camera relative to a planar target from $n \geq 4$ reference points with known coordinates in the target frame and their corresponding bearing measurements in the camera frame. The proposed approach follows a hierarchical structure; first, the unit vector normal to the target plane is determined, followed by the camera's position vector, its distance to the target plane, and finally, the full orientation. To improve the method's robustness to measurement noise, an averaging methodology is introduced to refine the estimation of the target's normal direction. The accuracy and robustness of the approach are validated through extensive experiments.
title A Simple Algebraic Solution for Estimating the Pose of a Camera from Planar Point Features
topic Computer Vision and Pattern Recognition
Robotics
url https://arxiv.org/abs/2508.01836