Implementation of coded targets for metrology applications in MicMac, a free open-source photogrammetric software

Image-based metrology is an increasingly utilized technique across a wide range of industrial applications, largely due to its reliance on precisely measurable and automatically detectable patterns within images. In photogrammetry, coded and uncoded targets, such as ground control points, are common...

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Main Authors: J.-M. Muller, M. Daakir, M. Pierrot Deseilligny, F. Barcet
Format: Article
Language:English
Published: Copernicus Publications 2024-12-01
Series:The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Online Access:https://isprs-archives.copernicus.org/articles/XLVIII-2-W7-2024/89/2024/isprs-archives-XLVIII-2-W7-2024-89-2024.pdf
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author J.-M. Muller
M. Daakir
M. Pierrot Deseilligny
F. Barcet
author_facet J.-M. Muller
M. Daakir
M. Pierrot Deseilligny
F. Barcet
author_sort J.-M. Muller
collection DOAJ
description Image-based metrology is an increasingly utilized technique across a wide range of industrial applications, largely due to its reliance on precisely measurable and automatically detectable patterns within images. In photogrammetry, coded and uncoded targets, such as ground control points, are commonly used throughout the photogrammetric processing chain. This study presents recent developments in the integration of coded-targets within <em>MicMac</em>, a free open-source photogrammetric software. These developments were undertaken in collaboration between <em>IGN</em> and <em>CERN</em> for future accelerator alignments using image-based ecartometric measurement.</p> <p>One key goal, addressed in this paper, is the creation of a flexible coded-target generator within <em>MicMac</em>, allowing users to specify various constraints for target generation. Additionally, detection and simulation tools were implemented and evaluated. This paper focuses on the use of a common circular coded-target pattern, and introduces a novel home-made target design optimized for both image measurements and topometric instruments. Results from 2D and 3D simulations, as well as real data, demonstrate performance similar to commercial software solutions using circular coded-target, or even superior in certain configurations using our home-made target pattern. To our best knowledge, <em>MicMac</em> is the only free and open-source software achieving these levels of performance.
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issn 1682-1750
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publishDate 2024-12-01
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series The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
spelling doaj-art-5cf23f23732048e4afdd80ee6902f82f2025-08-20T01:58:48ZengCopernicus PublicationsThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences1682-17502194-90342024-12-01XLVIII-2-W7-2024899610.5194/isprs-archives-XLVIII-2-W7-2024-89-2024Implementation of coded targets for metrology applications in MicMac, a free open-source photogrammetric softwareJ.-M. Muller0M. Daakir1M. Pierrot Deseilligny2F. Barcet3Univ. Gustave Eiffel, ENSG, IGN, LASTIG, F-94160 Saint-Mandé, FranceUniv. Gustave Eiffel, ENSG, IGN, LASTIG, F-94160 Saint-Mandé, FranceUniv. Gustave Eiffel, ENSG, IGN, LASTIG, F-94160 Saint-Mandé, FranceCERN, Geneva, SwitzerlandImage-based metrology is an increasingly utilized technique across a wide range of industrial applications, largely due to its reliance on precisely measurable and automatically detectable patterns within images. In photogrammetry, coded and uncoded targets, such as ground control points, are commonly used throughout the photogrammetric processing chain. This study presents recent developments in the integration of coded-targets within <em>MicMac</em>, a free open-source photogrammetric software. These developments were undertaken in collaboration between <em>IGN</em> and <em>CERN</em> for future accelerator alignments using image-based ecartometric measurement.</p> <p>One key goal, addressed in this paper, is the creation of a flexible coded-target generator within <em>MicMac</em>, allowing users to specify various constraints for target generation. Additionally, detection and simulation tools were implemented and evaluated. This paper focuses on the use of a common circular coded-target pattern, and introduces a novel home-made target design optimized for both image measurements and topometric instruments. Results from 2D and 3D simulations, as well as real data, demonstrate performance similar to commercial software solutions using circular coded-target, or even superior in certain configurations using our home-made target pattern. To our best knowledge, <em>MicMac</em> is the only free and open-source software achieving these levels of performance.https://isprs-archives.copernicus.org/articles/XLVIII-2-W7-2024/89/2024/isprs-archives-XLVIII-2-W7-2024-89-2024.pdf
spellingShingle J.-M. Muller
M. Daakir
M. Pierrot Deseilligny
F. Barcet
Implementation of coded targets for metrology applications in MicMac, a free open-source photogrammetric software
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
title Implementation of coded targets for metrology applications in MicMac, a free open-source photogrammetric software
title_full Implementation of coded targets for metrology applications in MicMac, a free open-source photogrammetric software
title_fullStr Implementation of coded targets for metrology applications in MicMac, a free open-source photogrammetric software
title_full_unstemmed Implementation of coded targets for metrology applications in MicMac, a free open-source photogrammetric software
title_short Implementation of coded targets for metrology applications in MicMac, a free open-source photogrammetric software
title_sort implementation of coded targets for metrology applications in micmac a free open source photogrammetric software
url https://isprs-archives.copernicus.org/articles/XLVIII-2-W7-2024/89/2024/isprs-archives-XLVIII-2-W7-2024-89-2024.pdf
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