Workshop on 3D mapping of habitats and biological communities with underwater photogrammetry

For the past decades, photogrammetry has been increasingly used for monitoring spatial arrangement or temporal dynamics of submerged man-made structures and natural systems. As photogrammetry remains a nascent technique for data collection in the underwater environment, acquisition workflows have ev...

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Main Authors: Loïc Van Audenhaege, Vincent Mahamadaly, David Price, Alexandre Sneessens, Hayley Cawthra, Clément Delamare, Valentin Danet, Simon Delsol, Rodolphe Devillers, Iason-Zois Gazis, Isabel Urbina-Barreto
Format: Article
Language:English
Published: Pensoft Publishers 2023-11-01
Series:Research Ideas and Outcomes
Subjects:
Online Access:https://riojournal.com/article/115796/download/pdf/
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author Loïc Van Audenhaege
Vincent Mahamadaly
David Price
Alexandre Sneessens
Hayley Cawthra
Clément Delamare
Valentin Danet
Simon Delsol
Rodolphe Devillers
Iason-Zois Gazis
Isabel Urbina-Barreto
author_facet Loïc Van Audenhaege
Vincent Mahamadaly
David Price
Alexandre Sneessens
Hayley Cawthra
Clément Delamare
Valentin Danet
Simon Delsol
Rodolphe Devillers
Iason-Zois Gazis
Isabel Urbina-Barreto
author_sort Loïc Van Audenhaege
collection DOAJ
description For the past decades, photogrammetry has been increasingly used for monitoring spatial arrangement or temporal dynamics of submerged man-made structures and natural systems. As photogrammetry remains a nascent technique for data collection in the underwater environment, acquisition workflows have evolved constrained by specific methodological practicalities (e.g. euphotic environments vs. deep-sea waters). The annual GeoHab conference gathers a world-wide range of scientists interested in mapping and is, therefore, an adequate event to set up a state-of-the-art workshop on (underwater) photogrammetry. More specifically, a preliminary survey identified the overall lack of photogrammetry knowledge from the audience. A programme was conceptualised to explore within a day theoretical concepts, sampling design and practicalities and a wide range of case studies in various underwater environments. Furthermore, we provided manual training on data acquisition and processing. In overall, a post-survey demonstrated the audience’s satisfaction despite a remaining lack of confidence for implementing their own photogrammetry studies. As this workshop gathers a diversity of materials and a training relevant for a scientific audience, it sets the stage for a reproducible event and leaves room for future improvements. Finally, it provided relevant materials and discussions that enabled us to identify the aspects limiting photogrammetry methodology across scientific applications and institutes, in order to work towards standardisation.
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spelling doaj.art-60db367d45524eea8b174a806b9f3eda2023-12-01T11:00:09ZengPensoft PublishersResearch Ideas and Outcomes2367-71632023-11-01912210.3897/rio.9.e115796115796Workshop on 3D mapping of habitats and biological communities with underwater photogrammetryLoïc Van Audenhaege0Vincent Mahamadaly1David Price2Alexandre Sneessens3Hayley Cawthra4Clément Delamare5Valentin Danet6Simon Delsol7Rodolphe Devillers8Iason-Zois Gazis9Isabel Urbina-Barreto10Ocean Bio Geosciences, National Oceanography CentreCREOCEANInstituto de Investigação em Ciências do Mar – Okeanos/IMAR, Universidade dos AçoresCREOCEAN OCEAN INDIENMinerals and Energy Unit, Council for GeoscienceMaster Biodiversité et ÉcoSystèmes Tropicaux - Aquatique, Littoraux et Insulaires, Université de la RéunionMuseum national d’Histoire naturelle, Station Marine de Dinard, CRESCOUMR 9220 Entropie, Institut de Recherche pour le DéveloppementEspace-Dev (IRD, Univ La Réunion), Station SEAS-OIDeepSea Monitoring Group, GEOMAR Helmhotz Centre for ResearchUMR 9220 Entropie, Institut de Recherche pour le DéveloppementFor the past decades, photogrammetry has been increasingly used for monitoring spatial arrangement or temporal dynamics of submerged man-made structures and natural systems. As photogrammetry remains a nascent technique for data collection in the underwater environment, acquisition workflows have evolved constrained by specific methodological practicalities (e.g. euphotic environments vs. deep-sea waters). The annual GeoHab conference gathers a world-wide range of scientists interested in mapping and is, therefore, an adequate event to set up a state-of-the-art workshop on (underwater) photogrammetry. More specifically, a preliminary survey identified the overall lack of photogrammetry knowledge from the audience. A programme was conceptualised to explore within a day theoretical concepts, sampling design and practicalities and a wide range of case studies in various underwater environments. Furthermore, we provided manual training on data acquisition and processing. In overall, a post-survey demonstrated the audience’s satisfaction despite a remaining lack of confidence for implementing their own photogrammetry studies. As this workshop gathers a diversity of materials and a training relevant for a scientific audience, it sets the stage for a reproducible event and leaves room for future improvements. Finally, it provided relevant materials and discussions that enabled us to identify the aspects limiting photogrammetry methodology across scientific applications and institutes, in order to work towards standardisation.https://riojournal.com/article/115796/download/pdf/photogrammetrystructure-from-motion3D models
spellingShingle Loïc Van Audenhaege
Vincent Mahamadaly
David Price
Alexandre Sneessens
Hayley Cawthra
Clément Delamare
Valentin Danet
Simon Delsol
Rodolphe Devillers
Iason-Zois Gazis
Isabel Urbina-Barreto
Workshop on 3D mapping of habitats and biological communities with underwater photogrammetry
Research Ideas and Outcomes
photogrammetry
structure-from-motion
3D models
title Workshop on 3D mapping of habitats and biological communities with underwater photogrammetry
title_full Workshop on 3D mapping of habitats and biological communities with underwater photogrammetry
title_fullStr Workshop on 3D mapping of habitats and biological communities with underwater photogrammetry
title_full_unstemmed Workshop on 3D mapping of habitats and biological communities with underwater photogrammetry
title_short Workshop on 3D mapping of habitats and biological communities with underwater photogrammetry
title_sort workshop on 3d mapping of habitats and biological communities with underwater photogrammetry
topic photogrammetry
structure-from-motion
3D models
url https://riojournal.com/article/115796/download/pdf/
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