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Dejiang Wang, Quanming Jiang and Jinzheng Liu
In the field of building information modeling (BIM), converting existing buildings into BIM by using orthophotos with digital surface models (DSMs) is a critical technical challenge. Currently, the BIM reconstruction process is hampered by the inadequate...
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Haotian You, Xu Tang, Qixu You, Yao Liu, Jianjun Chen and Feng Wang
Light Detection and Ranging (LiDAR) points and high-resolution RGB image-derived points have been successfully used to extract tree structural parameters. However, the differences in extracting individual tree structural parameters among different tree s...
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Aggeliki Kyriou, Konstantinos Nikolakopoulos and Ioannis Koukouvelas
The detailed and accurate mapping of landscapes and their geomorphological characteristics is a key issue in hazard management. The current study examines whether the image acquisition geometry of unmanned aerial vehicle (UAV) campaigns affects the accur...
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Maria Migliazza, Maria Teresa Carriero, Andrea Lingua, Emanuele Pontoglio and Claudio Scavia
Geostructural rock mass surveys and the collection of data related to discontinues provide the basis for the characterization of rock masses and the study of their stability conditions. This paper describes a multiscale approach that was carried out usin...
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Jianming Liang, Jianhua Gong, Xiuping Xie and Jun Sun
Solar3D is an open-source software application designed to interactively calculate solar irradiation on three-dimensional (3D) surfaces in a virtual environment constructed with combinations of 3D-city models, digital elevation models (DEMs), digital sur...
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Xuzhe Lyu, Ming Hao and Wenzhong Shi
In this paper, a novel building change detection approach is proposed using statistical region merging (SRM) and a shape context similarity model for Light Detection and Ranging (LiDAR) data. First, digital surface models (DSMs) are generated from LiDAR ...
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Tomás Fernández, José Luis Pérez-García, José Miguel Gómez-López, Javier Cardenal, Julio Calero, Mario Sánchez-Gómez, Jorge Delgado and Joaquín Tovar-Pescador
Gully erosion is one of the main processes of soil degradation, representing 50%?90% of total erosion at basin scales. Thus, its precise characterization has received growing attention in recent years. Geomatics techniques, mainly photogrammetry and LiDA...
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Salvatore Manfreda, Petr Dvorak, Jana Mullerova, Sorin Herban, Pietro Vuono, José Juan Arranz Justel and Matthew Perks
Small unmanned aerial systems (UASs) equipped with an optical camera are a cost-effective strategy for topographic surveys. These low-cost UASs can provide useful information for three-dimensional (3D) reconstruction even if they are equipped with a low-...
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Roberta Pellicani, Ilenia Argentiero, Paola Manzari, Giuseppe Spilotro, Cosimo Marzo, Ruggero Ermini and Ciro Apollonio
Airborne remote sensing systems are increasingly used in engineering geology and geomorphology for studying and monitoring natural hazardous scenarios and events. In this study, we used two remote sensing monitoring techniques, i.e., light detection and ...
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Meagan K. Lowe, Farrah Anis Fazliatul Adnan, Sarah M. Hamylton, Rafael C. Carvalho and Colin D. Woodroffe
This study presents an analysis of shoreline change on reef islands using unmanned aerial vehicle (UAV)-derived orthomosaics and digital surface models (DSMs) collected on Sipadan Island, Sabah, Malaysia, and Sasahura Ite Island, Isabel Province, Solomon...
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