Results 11 to 20 of about 7,708 (206)
UNDERSTANDING UNDERWATER PHOTOGRAMMETRY FOR MARITIME ARCHAEOLOGY THROUGH IMMERSIVE VIRTUAL REALITY [PDF]
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019 Underwater archaeological discoveries bring new challenges to the field, but such sites are more difficult to reach and, due to natural influences, they tend to deteriorate fast.
M. Doležal +5 more
doaj +6 more sources
MITIGATING IMAGE RESIDUALS SYSTEMATIC PATTERNS IN UNDERWATER PHOTOGRAMMETRY [PDF]
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020 Systematic errors may result from the adoption of an incomplete functional model that is not able to properly incorporate all the effects involved in the image formation process.
F. Menna, E. Nocerino, S. Ural, A. Gruen
doaj +3 more sources
A MODULAR GEOMETRIC MODEL FOR UNDERWATER PHOTOGRAMMETRY [PDF]
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2015 Underwater applications of photogrammetric measurement techniques usually need to deal with multimedia photogrammetry aspects, which are characterized by the necessity of handling optical rays that are broken at interfaces between optical media with ...
H.-G. Maas
doaj +4 more sources
IMAGE QUALITY IMPROVEMENTS IN LOW-COST UNDERWATER PHOTOGRAMMETRY [PDF]
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019 This study presents an evaluation of a cheap consumer-grade camera used for modelling a coral reef section. We evaluate the quality of a reconstructed coral reef using GoPro cameras and a high-end camera with data from an actual coral reef dataset.
F. Neyer +4 more
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FLAT VERSUS HEMISPHERICAL DOME PORTS IN UNDERWATER PHOTOGRAMMETRY [PDF]
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2017 Underwater photogrammetry, like its counterpart in 'air', has gained an increasing diffusion thanks to the availability of easy-to-use, fast and often quite inexpensive software applications.
F. Menna, E. Nocerino, F. Remondino
doaj +4 more sources
A Novel Platform and Workflow for Underwater Photogrammetry Surveys [PDF]
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information SciencesUnderwater photogrammetry has gained popularity for creating three-dimensional (3D) maps and ortho-images of marine environments as compared to traditional echosounder surveys, they can be more cost-effective at creating high-resolution 3D models, and ...
A. Mufti +7 more
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PRECISION POTENTIAL OF UNDERWATER NETWORKS FOR ARCHAEOLOGICAL EXCAVATION THROUGH TRILATERATION AND PHOTOGRAMMETRY [PDF]
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2019 Given the rise and wide adoption of Structure from Motion (SfM) and Multi View Stereo (MVS) in underwater archaeology, this paper investigates the optimal option for surveying ground control point networks.
D. Skarlatos +5 more
doaj +5 more sources
Underwater Heritage documentation using photogrammetry: the CRAB system [PDF]
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information SciencesThe documentation and preservation of submerged cultural heritage present significant challenges due to the complexity of the underwater environment, including issues related to accessibility, visibility, and the lack of reliable reference data for ...
B. Tanduo +6 more
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GoPros™ as an underwater photogrammetry tool for citizen science. [PDF]
PeerJ, 2016 Citizen science can increase the scope of research in the marine environment; however, it suffers from necessitating specialized training and simplified methodologies that reduce research output. This paper presents a simplified, novel survey methodology for citizen scientists, which combines GoPro imagery and structure from motion to construct an ...
Raoult V +6 more
europepmc +4 more sources
INTEGRATING GIS AND PHOTOGRAMMETRIC RECORDING FOR EXTENDED SEABED ARCHAEOLOGICAL RESEARCH, MARSA BAGOUSH, EGYPT [PDF]
The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022 Photogrammetry and GIS technologies are developing rapidly and becoming more affordable. They have also emerged as significant archaeological tools as a result of an increasing level of automated workflow in data acquisition and processing.
M. Salama, E. Khalil
doaj +1 more source