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Mostafa El Debeiki, Saba Al-Rubaye, Adolfo Perrusquía, Christopher Conrad and Juan Alejandro Flores-Campos
The use of unmanned aerial vehicles (UAVs) is increasing in transportation applications due to their high versatility and maneuverability in complex environments. Search and rescue is one of the most challenging applications of UAVs due to the non-homoge...
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Haozhe Cheng and Wanfeng Dou
Terrain viewshed analysis based on the digital elevation model (DEM) is of significant application value. A lot of viewshed analysis algorithms have been proposed, including R3 as the accurate one and others as efficient ones. The R3 algorithm is accurat...
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Shruti Bharadwaj, Rakesh Dubey, Md Iltaf Zafar, Rashid Faridi, Debashish Jena and Susham Biswas
Urban planning, noise propagation modelling, viewshed analysis, etc., require determination of routes or supply lines for propagation. A point-to-point routing algorithm is required to determine the best routes for the propagation of noise levels from so...
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Yaqian Chen, Jiangfeng She, Xingong Li, Shuhua Zhang and Junzhong Tan
Cost distance is one of the fundamental functions in geographical information systems (GISs). 3D cost distance function makes the analysis of movement in 3D frictions possible. In this paper, we propose an algorithm and efficient data structures to accur...
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Barbara ?abota and Milan Kobal
Rockfalls are one of the most common natural hazards in mountainous areas that pose high risk to people and their activities. Rockfall risk assessment is commonly performed with the use of models that can simulate the potential rockfall source, propagati...
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Guangyang Zhu, Jun Li, Jiangjiang Wu, Mengyu Ma, Li Wang and Ning Jing
Viewshed analysis is of great interest to location optimization, environmental planning, ecology and tourism. There have been plenty of viewshed analysis methods which are generally time-consuming and among these methods, the XDraw algorithm is one of th...
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Tim O?Higgins,Declan Dunne,Kenny Black
Pág. 302 - 314
In order to manage and facilitate economic growth while safeguarding environmental objectives in the marine environment, new European legislation mandating the development of Marine Spatial Planning (MSP) using an ecosystem approach has been introduced. ...
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