3D Documentation of Archaeological Excavations Using Image-Based Point Cloud

Rapid progress in digital technology enables us to create three-dimensional models using digital images. Low cost, time efficiency and accurate results of this method put to question if this technique can be an alternative to conventional documentation techniques, which generally are 2D orthogonal d...

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Bibliographic Details
Main Authors: Umut Ovalı, Dursun Zafer Şeker
Format: Article
Language:English
Published: IJEGEO 2017-03-01
Series:International Journal of Environment and Geoinformatics
Subjects:
Online Access:http://dergipark.gov.tr/download/article-file/294349
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author Umut Ovalı
Dursun Zafer Şeker
author_facet Umut Ovalı
Dursun Zafer Şeker
author_sort Umut Ovalı
collection DOAJ
description Rapid progress in digital technology enables us to create three-dimensional models using digital images. Low cost, time efficiency and accurate results of this method put to question if this technique can be an alternative to conventional documentation techniques, which generally are 2D orthogonal drawings. Accurate and detailed 3D models of archaeological features have potential for many other purposes besides geometric documentation. This study presents a recent image-based three-dimensional registration technique employed in 2013 at one of the ancient city in Turkey, using “Structure from Motion” (SfM) algorithms. A commercial software is applied to investigate whether this method can be used as an alternative to other techniques. Mesh model of the some section of the excavation section of the site were produced using point clouds were produced from the digital photographs. Accuracy assessment of the produced model was realized using the comparison of the directly measured coordinates of the ground control points with produced from model. Obtained results presented that the accuracy is around 1.3 cm.
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spelling doaj.art-49b967e49ec4455a99c2e279ff1c34852023-02-15T16:21:49ZengIJEGEOInternational Journal of Environment and Geoinformatics2148-91732148-91732017-03-014181610.30897/ijegeo.3064873D Documentation of Archaeological Excavations Using Image-Based Point CloudUmut Ovalı0Dursun Zafer Şeker 1ITU, Istanbul Technical University, Civil Engineering Faculty, Department of Geomatics Engineering, 34469 Maslak Istanbul, TurkeyITU, Istanbul Technical University, Civil Engineering Faculty, Department of Geomatics Engineering, 34469 Maslak Istanbul, TurkeyRapid progress in digital technology enables us to create three-dimensional models using digital images. Low cost, time efficiency and accurate results of this method put to question if this technique can be an alternative to conventional documentation techniques, which generally are 2D orthogonal drawings. Accurate and detailed 3D models of archaeological features have potential for many other purposes besides geometric documentation. This study presents a recent image-based three-dimensional registration technique employed in 2013 at one of the ancient city in Turkey, using “Structure from Motion” (SfM) algorithms. A commercial software is applied to investigate whether this method can be used as an alternative to other techniques. Mesh model of the some section of the excavation section of the site were produced using point clouds were produced from the digital photographs. Accuracy assessment of the produced model was realized using the comparison of the directly measured coordinates of the ground control points with produced from model. Obtained results presented that the accuracy is around 1.3 cm.http://dergipark.gov.tr/download/article-file/2943493D DocumentationPhotogrammetrySfMExcavation
spellingShingle Umut Ovalı
Dursun Zafer Şeker
3D Documentation of Archaeological Excavations Using Image-Based Point Cloud
International Journal of Environment and Geoinformatics
3D Documentation
Photogrammetry
SfM
Excavation
title 3D Documentation of Archaeological Excavations Using Image-Based Point Cloud
title_full 3D Documentation of Archaeological Excavations Using Image-Based Point Cloud
title_fullStr 3D Documentation of Archaeological Excavations Using Image-Based Point Cloud
title_full_unstemmed 3D Documentation of Archaeological Excavations Using Image-Based Point Cloud
title_short 3D Documentation of Archaeological Excavations Using Image-Based Point Cloud
title_sort 3d documentation of archaeological excavations using image based point cloud
topic 3D Documentation
Photogrammetry
SfM
Excavation
url http://dergipark.gov.tr/download/article-file/294349
work_keys_str_mv AT umutovalı 3ddocumentationofarchaeologicalexcavationsusingimagebasedpointcloud
AT dursunzaferseker 3ddocumentationofarchaeologicalexcavationsusingimagebasedpointcloud