Towards a Mobile 3D Documentation Solution. Video-Based Photogrammetry and iPhone 12 Pro as Fieldwork Documentation Tools

New affordable equipment suitable for 3D fieldwork documentation has appeared during the last years. Both photogrammetry and laser scanning are becoming affordable for archaeologists, who often work with limited resources and tight time constraints. This paper compares two such approaches and their...

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Main Author: Nikolai Paukkonen
Format: Article
Language:English
Published: Ubiquity Press 2023-09-01
Series:Journal of Computer Applications in Archaeology
Subjects:
Online Access:https://account.journal.caa-international.org/index.php/up-j-jcaa/article/view/135
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author Nikolai Paukkonen
author_facet Nikolai Paukkonen
author_sort Nikolai Paukkonen
collection DOAJ
description New affordable equipment suitable for 3D fieldwork documentation has appeared during the last years. Both photogrammetry and laser scanning are becoming affordable for archaeologists, who often work with limited resources and tight time constraints. This paper compares two such approaches and their workflows. Photogrammetry based on a video captured by a DJI Osmo Pocket gimbal camera and iPhone 12 Pro LiDAR scans are performed on a Finnish Early modern period archaeological project. A reference point cloud was created using a heavier terrestrial laser scanner. By comparing the acquisition processes and the accuracy and precision of the results, the potential of these new documentation methods can be evaluated. In addition to their precision and geometric accuracy, the methods are also compared in terms of ease of use and time constraints. The results demonstrate that although these technologies are still far from perfect, they provide a glimpse into the future of 3D field documentation. Archaeologists can achieve sufficiently precise 3D documentation for distinct phases of excavation in an Early Modern period site without requiring an extravagant budget or special skills. However, the results indicate that the quality may not be adequate for fieldwork projects requiring more precise data, such as Neolithic period excavations.
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spelling doaj.art-d3d1d0a2a99e440893740722a067613e2023-10-19T08:09:46ZengUbiquity PressJournal of Computer Applications in Archaeology2514-83622023-09-0161143–154143–15410.5334/jcaa.135133Towards a Mobile 3D Documentation Solution. Video-Based Photogrammetry and iPhone 12 Pro as Fieldwork Documentation ToolsNikolai Paukkonen0https://orcid.org/0000-0002-4072-9379University of HelsinkiNew affordable equipment suitable for 3D fieldwork documentation has appeared during the last years. Both photogrammetry and laser scanning are becoming affordable for archaeologists, who often work with limited resources and tight time constraints. This paper compares two such approaches and their workflows. Photogrammetry based on a video captured by a DJI Osmo Pocket gimbal camera and iPhone 12 Pro LiDAR scans are performed on a Finnish Early modern period archaeological project. A reference point cloud was created using a heavier terrestrial laser scanner. By comparing the acquisition processes and the accuracy and precision of the results, the potential of these new documentation methods can be evaluated. In addition to their precision and geometric accuracy, the methods are also compared in terms of ease of use and time constraints. The results demonstrate that although these technologies are still far from perfect, they provide a glimpse into the future of 3D field documentation. Archaeologists can achieve sufficiently precise 3D documentation for distinct phases of excavation in an Early Modern period site without requiring an extravagant budget or special skills. However, the results indicate that the quality may not be adequate for fieldwork projects requiring more precise data, such as Neolithic period excavations.https://account.journal.caa-international.org/index.php/up-j-jcaa/article/view/135lidarphotogrammetrystructure from motiondigitalizationfieldwork
spellingShingle Nikolai Paukkonen
Towards a Mobile 3D Documentation Solution. Video-Based Photogrammetry and iPhone 12 Pro as Fieldwork Documentation Tools
Journal of Computer Applications in Archaeology
lidar
photogrammetry
structure from motion
digitalization
fieldwork
title Towards a Mobile 3D Documentation Solution. Video-Based Photogrammetry and iPhone 12 Pro as Fieldwork Documentation Tools
title_full Towards a Mobile 3D Documentation Solution. Video-Based Photogrammetry and iPhone 12 Pro as Fieldwork Documentation Tools
title_fullStr Towards a Mobile 3D Documentation Solution. Video-Based Photogrammetry and iPhone 12 Pro as Fieldwork Documentation Tools
title_full_unstemmed Towards a Mobile 3D Documentation Solution. Video-Based Photogrammetry and iPhone 12 Pro as Fieldwork Documentation Tools
title_short Towards a Mobile 3D Documentation Solution. Video-Based Photogrammetry and iPhone 12 Pro as Fieldwork Documentation Tools
title_sort towards a mobile 3d documentation solution video based photogrammetry and iphone 12 pro as fieldwork documentation tools
topic lidar
photogrammetry
structure from motion
digitalization
fieldwork
url https://account.journal.caa-international.org/index.php/up-j-jcaa/article/view/135
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