[HTML][HTML] Comparison of three grain size measuring methods applied to coarse-grained gravel deposits

P Garefalakis, AH do Prado, D Mair, GA Douillet… - Sedimentary …, 2023 - Elsevier
The size of grains in gravel and conglomerate deposits is most easily measured on photos
taken from related outcrops. However, the occlusion of grains by the sedimentary matrix or …

[HTML][HTML] Grain size of fluvial gravel bars from close-range UAV imagery–uncertainty in segmentation-based data

D Mair, AH Do Prado, P Garefalakis… - Earth Surface …, 2022 - esurf.copernicus.org
Data on grain sizes of pebbles in gravel-bed rivers are of key importance for the
understanding of river systems. To gather these data efficiently, low-cost UAV (uncrewed …

[PDF][PDF] Granulometry Transformer: Image-based Granulometry of Concrete Aggregate for an automated Concrete Production Control

M Coenen, D Beyer, M Haist - Proceedings of the European …, 2023 - researchgate.net
The size distribution of concrete aggregate can significantly affect the concretes properties
(eg the consistency and compressive strength). However, the aggregate size distribution can …

Automated detecting, segmenting and measuring of grains in images of fluvial sediments: The potential for large and precise data from specialist deep learning …

D Mair, G Witz, AH Do Prado… - Earth Surface …, 2024 - Wiley Online Library
The size of sedimentary particles in rivers bears information on the sediment entrainment or
deposition mechanisms and the hydraulic conditions controlling them. However, collecting …

Automated grain sizing from uncrewed aerial vehicles imagery of a gravel‐bed river: Benchmarking of three object‐based methods

R Miazza, I Pascal, C Ancey - Earth Surface Processes and …, 2024 - Wiley Online Library
Measuring grain sizes in gravel‐bed rivers is crucial when studying river dynamics and
sediment transport. Automated methodologies have been developed in recent years for …

Controls on fluvial grain sizes in post-glacial landscapes

AH Towers, M Attal, SM Mudd, FJ Clubb - EGUsphere, 2024 - egusphere.copernicus.org
The grain sizes of sediments in channels have been linked to landscape characteristics,
such as flow distance from headwaters, topographic relief, lithology and climate, in …

Cobble edge detection algorithm based on digital image processing

R Zhang, S Yang, J Jin, P Zhang… - Journal of Applied …, 2023 - spiedigitallibrary.org
Cobble size distribution (CSD) on the surface of a cobble bed is an important part of the river
system, with important implications for river ecology and geomorphology. A digital image …

[PDF][PDF] Automated finding, segmenting, and measuring of grains in images of fluvial sediments–the potential of transfer learning in deep neural networks

D Mair, G Witz, AH Do Prado, P Garefalakis… - EarthArXiv …, 2023 - eartharxiv.org
The size of sedimentary particles in gravel-bed rivers allows for inferring information on
sediment entrainment or deposition mechanisms and on the hydraulic conditions controlling …

[PDF][PDF] Study on eco-hydro-geomorphological effects of sediment replenishment for efficient river habitat restoration

J LIN - 2023 - repository.kulib.kyoto-u.ac.jp
SR, as a common mitigation approach for river restoration, has already been implemented in
Japan, America, and some European countries. For those river basins, the running of SR …

[PDF][PDF] Machine learning assisted delineation and measurement of grains in sediment images–the potential of transfer learning

D Mair, AH Do Prado… - EGU General …, 2023 - meetingorganizer.copernicus.org
The size of coarse sedimentary particles in fluvial systems is key for quantifying
sedimentation and transport conditions in both active and ancient fluvial systems. In …