PHOTOGRAMMETRY FOR QUICK SURVEY IN EMERGENCY CONDITIONS: THE CASE OF VILLA GALVAGNINA

<p>Photogrammetry is a survey method that provides good quality results also by using basic photographic equipment and user-friendly, low-cost software. The advantages of the image-based modelling techniques compared with the traditional topographic tools are very significant in emergencies,...

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Main Authors: V. M. Nannei, F. Fassi, G. Mirabella Roberti
Format: Article
Language:English
Published: Copernicus Publications 2019-08-01
Series:The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Online Access:https://www.int-arch-photogramm-remote-sens-spatial-inf-sci.net/XLII-2-W15/835/2019/isprs-archives-XLII-2-W15-835-2019.pdf
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author V. M. Nannei
F. Fassi
G. Mirabella Roberti
author_facet V. M. Nannei
F. Fassi
G. Mirabella Roberti
author_sort V. M. Nannei
collection DOAJ
description <p>Photogrammetry is a survey method that provides good quality results also by using basic photographic equipment and user-friendly, low-cost software. The advantages of the image-based modelling techniques compared with the traditional topographic tools are very significant in emergencies, when the time for the survey is limited and many buildings are involved, as usually happens in case of relevant seismic events. The goal of this study is to verify the quality of the models obtained from quick digital images acquisition, carried out under non-optimal lighting condition and no accessibility of the building. As case of study was chosen the main front of Villa Galvagnina in Moglia, a Renaissance hunting palace badly damaged by the earthquake of May 20, 2012. The modelling was performed using two different software, Agisoft Metashape and 3DFlow Zephyr. This paper presents a comparison between the results obtained using different datasets; the workflow, the difficulties encountered during the survey and the data processing methods are fully described and discussed.</p>
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spelling doaj.art-28d172a7d99c4c88ae037518d3a87f772022-12-22T00:09:53ZengCopernicus PublicationsThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences1682-17502194-90342019-08-01XLII-2-W1583584210.5194/isprs-archives-XLII-2-W15-835-2019PHOTOGRAMMETRY FOR QUICK SURVEY IN EMERGENCY CONDITIONS: THE CASE OF VILLA GALVAGNINAV. M. Nannei0F. Fassi1G. Mirabella Roberti2Graduate School in Architectural and Landscape Heritage, Politecnico di Milano, ItalyDepartment of Architecture, Built Environment and Construction Engineering, Politecnico di Milano, ItalyDepartment of Engineering and Applied Sciences, Università degli Studi di Bergamo, Bergamo, Italy<p>Photogrammetry is a survey method that provides good quality results also by using basic photographic equipment and user-friendly, low-cost software. The advantages of the image-based modelling techniques compared with the traditional topographic tools are very significant in emergencies, when the time for the survey is limited and many buildings are involved, as usually happens in case of relevant seismic events. The goal of this study is to verify the quality of the models obtained from quick digital images acquisition, carried out under non-optimal lighting condition and no accessibility of the building. As case of study was chosen the main front of Villa Galvagnina in Moglia, a Renaissance hunting palace badly damaged by the earthquake of May 20, 2012. The modelling was performed using two different software, Agisoft Metashape and 3DFlow Zephyr. This paper presents a comparison between the results obtained using different datasets; the workflow, the difficulties encountered during the survey and the data processing methods are fully described and discussed.</p>https://www.int-arch-photogramm-remote-sens-spatial-inf-sci.net/XLII-2-W15/835/2019/isprs-archives-XLII-2-W15-835-2019.pdf
spellingShingle V. M. Nannei
F. Fassi
G. Mirabella Roberti
PHOTOGRAMMETRY FOR QUICK SURVEY IN EMERGENCY CONDITIONS: THE CASE OF VILLA GALVAGNINA
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
title PHOTOGRAMMETRY FOR QUICK SURVEY IN EMERGENCY CONDITIONS: THE CASE OF VILLA GALVAGNINA
title_full PHOTOGRAMMETRY FOR QUICK SURVEY IN EMERGENCY CONDITIONS: THE CASE OF VILLA GALVAGNINA
title_fullStr PHOTOGRAMMETRY FOR QUICK SURVEY IN EMERGENCY CONDITIONS: THE CASE OF VILLA GALVAGNINA
title_full_unstemmed PHOTOGRAMMETRY FOR QUICK SURVEY IN EMERGENCY CONDITIONS: THE CASE OF VILLA GALVAGNINA
title_short PHOTOGRAMMETRY FOR QUICK SURVEY IN EMERGENCY CONDITIONS: THE CASE OF VILLA GALVAGNINA
title_sort photogrammetry for quick survey in emergency conditions the case of villa galvagnina
url https://www.int-arch-photogramm-remote-sens-spatial-inf-sci.net/XLII-2-W15/835/2019/isprs-archives-XLII-2-W15-835-2019.pdf
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