[HTML][HTML] 3D-measurement of particles and particulate assemblies-a review of the paradigm shift in describing anisotropic particles

X Jia, RA Williams - Powder Technology, 2024 - Elsevier
The goal of seeking advanced solutions to the descriptions of particle shape, packing and
tomographic measurement were key areas promoted by Professor Reg Davies. In this paper …

[HTML][HTML] Experimental evaluation of 3D imaging technologies for structural assessment of masonry retaining walls

M Wondolowski, A Hain, S Motaref - Results in Engineering, 2024 - Elsevier
This manuscript addresses the problem of identifying and quantifying bulging and leaning
deformations in masonry retaining walls that are currently assessed with qualitative visual …

Measurement of 3D joint surface morphology and estimation for shear mechanical behavior: A theoretical model and experimental investigation

Q Gu, Q Zhang, W Dai, S Ye - Measurement, 2024 - Elsevier
The majority of rock engineering instabilities are primarily due to shear slips and failures on
the joint surfaces, and the measurement of joint surface morphology is crucial for shear …

3D deformation analysis for earth dam monitoring based on terrestrial laser scanning (TLS) and the iterative closest point (ICP) algorithm

XY Ning, K Zhang, N Jiang, XL Luo… - Frontiers in Earth …, 2024 - frontiersin.org
Introduction: The conventional 3-D point cloud-based deformation analysis methods, such
as the shortest distance (SD), cloud-to-cloud (C2C), and multiscale model-to-model cloud …

An efficient image processing methodology for rapid 3D size and shape parameter extraction of multiple particles

K Fang, J Zhang, H Tang, H Yuan, X Hu, P An, X Wang - Acta Geotechnica, 2024 - Springer
Accurate, fast, and automatic measurement of 3D size and shape parameters for multiple
particles is essential for understanding their characteristics and behavior across different site …

Simulation research on blasting of an open pit mine slope considering elevation conditions and slope shape factors

X Wu, D Zhu, H Lu, L Li - Frontiers in Earth Science, 2024 - frontiersin.org
This study established a numerical model that considers elevation conditions and slope
shape factors by the modified Sadovsky formula to analyze the vibration attenuation law of …

A large-scale rock avalanche-debris flow cascading hazard in the Sedongpu catchment, southeastern Tibetan Plateau

Y Deng, Q Gao, X Wang, X Fan - Landslides, 2024 - Springer
Due to climate change and earthquakes, cascading geological hazards frequently occur in
the southeastern Tibetan Plateau. However, the region's inaccessibility has limited the …

Determining the optimal sampling interval for 3D morphology measurements of different-sized natural rock joints

S Liu, C Wang, R Yong - Measurement, 2024 - Elsevier
Efficiently studying the scale effect of surface roughness and peak shear strength of natural
rock joints, especially unfilled and well-matched ones, requires an optimal sampling interval …

High-resolution DEMs reveal multi-scale roughness of oyster reefs via smartphone photogrammetry

J Zhuang, Y Wang, Y Guo, H Lin, Q Yu - Geo-Marine Letters, 2024 - Springer
Oysters, as ecosystem engineers, possess unique bed roughness that considerably
influences local hydrodynamics, affecting both surrounding fields of currents and waves as …

[HTML][HTML] New 2D roughness parameters with geometric and physical meanings for rock joints and their correlation with joint roughness coefficient

C He, H Tang, K Fang, S Sun - Frontiers in Earth Science, 2024 - frontiersin.org
Determining the joint roughness accurately will better serve the peak shear strength
estimation models of rock joints used for stability assessment of rock masses. Considering …