Contribution of High-Resolution Virtual Outcrop Models for the Definition of Rockfall Activity and Associated Hazard Modelling

C Robiati, G Mastrantoni, M Francioni, M Eyre… - Land, 2023 - mdpi.com
The increased accessibility of drone technology and structure from motion 3D scene
reconstruction have transformed the approach for map** inaccessible slopes undergoing …

Mining subsidence monitoring model based on BPM-EKTF and TLS and its application in building mining damage assessment

JY Li, L Wang - Environmental Earth Sciences, 2021 - Springer
In mining subsidence monitoring,“discrete point deformation monitoring and mining
subsidence prediction model” is often used. The key to mining subsidence monitoring is to …

Classifying rock slope materials in photogrammetric point clouds using robust color and geometric features

L Weidner, G Walton, A Krajnovich - ISPRS Journal of Photogrammetry and …, 2021 - Elsevier
Photogrammetry is increasingly being used to characterize rock slope hazards in
mountainous environments. With growth in the amount of point cloud data being collected …

Semantic segmentation guided coarse-to-fine detection of individual trees from MLS point clouds based on treetop points extraction and radius expansion

X Ning, Y Ma, Y Hou, Z Lv, H **, Y Wang - Remote Sensing, 2022 - mdpi.com
Urban trees are vital elements of outdoor scenes via mobile laser scanning (MLS), accurate
individual trees detection from disordered, discrete, and high-density MLS is an important …

An algorithm for measuring landslide deformation in terrestrial lidar point clouds using trees

L Weidner, M van Veen, M Lato, G Walton - Landslides, 2021 - Springer
Terrestrial lidar data is a powerful resource for monitoring geohazards such as rockfall and
landslides. However, vegetated landslides with horizontal shear surfaces remain difficult to …

[HTML][HTML] Generalized Extraction of Bolts, Mesh, and Rock in Tunnel Point Clouds: A Critical Comparison of Geometric Feature-Based Methods Using Random Forest …

L Weidner, G Walton - Remote Sensing, 2024 - mdpi.com
Automatically identifying mine and tunnel infrastructure elements, such as rock bolts, from
point cloud data improves deformation and quality control analyses and could ultimately …

The influence of training data variability on a supervised machine learning classifier for Structure from Motion (SfM) point clouds of rock slopes

L Weidner, G Walton - Engineering Geology, 2021 - Elsevier
Abstract Supervised Machine Learning (ML) can be used to automatically interpret remote
sensing data in engineering geology, with applications for rockfall and landslide …

Assessment and Mechanism Analysis of Forest Protection against Rockfall in a Large Rock Avalanche Area

K Song, H Yang, D Liang, L Chen, L Qu, C Chen - Forests, 2023 - mdpi.com
Trees in forests can obstruct falling rocks and serve as a natural barrier to reduce the
velocity of falling rocks. Recently, there has been growing interest in utilizing forests to …

Shape classification guided method for automated extraction of urban trees from terrestrial laser scanning point clouds

X Ning, G Tian, Y Wang - Multimedia Tools and Applications, 2021 - Springer
Accurate detection and extraction of individual trees is one of hottest topics, which can be
widely used in vehicles navigation, tree modeling, tree growth monitoring and urban green …

基于崩塌滚石运动特征的防护网动态响应规律

马显东, 周剑, 张路青, 黄福有, **蕊瑞 - 地球科学, 2022 - earth-science.net
为获取被动柔性防护网在不同崩塌滚石运动特征下的动态响应规律, 以鲁甸803
地震震后崩塌滚石造成防护网损坏现场为例, 通过无人机倾斜摄影技术实现地质调查 …