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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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Lei Zhang, Ping Wang, Chengyi Huang, Bo Ai and Wenjun Feng
Terrain rendering is an important issue in Geographic Information Systems and other fields. During large-scale, real-time terrain rendering, complex terrain structure and an increasing amount of data decrease the smoothness of terrain rendering. Existing...
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Giulia Sofia, Anette Eltner, Efthymios Nikolopoulos and Christopher Crosby
Digital Terrain analysis (DTA) and modeling has been a flourishing interdisciplinary field for decades, with applications in hydrology, geomorphology, soil science, engineering projects and computer sciences. Currently, DTA is characterized by a prolifer...
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Vanessa Lucieer, Vincent Lecours and Margaret F. J. Dolan
The use of spatial analytical techniques for describing and classifying seafloor terrain has become increasingly widespread in recent years, facilitated by a combination of improved mapping technologies and computer power and the common use of Geographic...
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Timofey E. Samsonov
Combining misaligned spatial data from different sources complicates spatial analysis and creation of maps. Conflation is a process that solves the misalignment problem through spatial adjustment or attribute transfer between similar features in two data...
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Triantafyllia-Maria Perivolioti, Antonios Mouratidis, Dimitrios Terzopoulos, Panagiotis Kalaitzis, Dimitrios Ampatzidis, Michal Tu?er, Jaroslava Frouzova and Dimitra Bobori
Covering an area of approximately 97 km2 and with a maximum depth of 58 m, Lake Trichonis is the largest and one of the deepest natural lakes in Greece. As such, it constitutes an important ecosystem and freshwater reserve at the regional scale, whose qu...
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Faming Huang, Jianbo Yang, Biao Zhang, Yijing Li, Jinsong Huang and Na Chen
Regional terrain complexity assessment (TCA) is an important theoretical foundation for geological feature identification, hydrological information extraction and land resources utilization. However, the previous TCA models have many disadvantages; for e...
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Jun Wu, Xi Wang, Limin Huang, Ziyu Wang, Da Wan and Pengbo Li
With the extensive application of data analysis in various parts of the landscape design process, Building Information Modeling (BIM), City Information Modeling (CIM), and Landscape Information Modeling (LIM) all aim to achieve key data sharing and colla...
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Natalija Stojanovic and Dragan Stojanovic
Watershed analysis, as a fundamental component of digital terrain analysis, is based on the Digital Elevation Model (DEM), which is a grid (raster) model of the Earth surface and topography. Watershed analysis consists of computationally and data intensi...
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Jose Luis Muñoz Marcillo
Pág. 150 - 160
La presente investigación se centró en el análisis y evaluación de la biodiversidad en relación a la cobertura boscosa nativa existente en la finca Murocomba, cantón Valencia, provincia de Los Ríos, Ecuador. La finca es de propiedad de la Universidad Téc...
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Ge Yan, Guoan Tang, Dingyang Lu, Junfei Ma, Xin Yang and Fayuan Li
The intervalley plain is an important type of landform for mapping, and it has good connectivity for urban construction and development on the Loess Plateau. During the global landform mapping of the Deep-time Digital Earth (DDE) Big Science Program, it ...
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Mingwei Zhao, Xiaoxiao Ju, Ni Wang, Chun Wang, Weibo Zeng and Yan Xu
Extracting a channel network based on the Digital Elevation Model (DEM) is one of the key research topics in digital terrain analysis. However, when the channel area is wide and flat, it is easy to form parallel channels, which seriously affect the accur...
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Caitlin J. Tran, Omar E. Mora, Jessica V. Fayne and M. Gabriela Lenzano
Landslides are natural disasters that cause extensive environmental, infrastructure and socioeconomic damage worldwide. Since they are difficult to identify, it is imperative to evaluate innovative approaches to detect early-warning signs and assess thei...
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Massimo Di Stefano and Larry Alan Mayer
A model for the extraction and quantitative characterization of submarine landforms from high-resolution digital bathymetry is presented. The procedure is fully automated and comprises two parts. The first part consists of an analytical model which extra...
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Massimo Di Stefano and Larry Alan Mayer
A model for the extraction and quantitative characterization of submarine landforms from high-resolution digital bathymetry is presented. The procedure is fully automated and comprises two parts. The first part consists of an analytical model which extra...
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Kleomenis Kalogeropoulos, Konstantinos Tsanakas, Nikolaos Stathopoulos, Demetrios E. Tsesmelis and Andreas Tsatsaris
Floods are natural hazards with negative environmental and socioeconomic impacts at a local and regional level. In addition to human lives, facilities, and infrastructure, flooding is a potential threat to archaeological sites, with all the implications ...
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Nikolaos Xafoulis, Yiannis Kontos, Evangelia Farsirotou, Spyridon Kotsopoulos, Konstantinos Perifanos, Nikolaos Alamanis, Dimitrios Dedousis and Konstantinos Katsifarakis
Floods are lethal and destructive natural hazards. The Mediterranean, including Greece, has recently experienced many flood events (e.g., Medicanes Zorbas and Ianos), while climate change results in more frequent and intense flood events. Accurate flood ...
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Christos Iliadis, Panagiota Galiatsatou, Vassilis Glenis, Panagiotis Prinos and Chris Kilsby
The expansion of urban areas and the increasing frequency and magnitude of intense rainfall events are anticipated to contribute to the widespread escalation of urban flood risk across the globe. To effectively mitigate future flood risks, it is crucial ...
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Hui Yang, Jinhong Liu, Leichao Bai and Mingliang Luo
The development of loess landforms is controlled by underlying, pre-existing paleotopography. Previous studies have focused on the inheritance of loess landform and the control of underlying paleotopography on modern terrain based on the digital elevatio...
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Wenqi Zhang, Huaan Jin, Huaiyong Shao, Ainong Li, Shangzhi Li and Wenjie Fan
The Three-River Source Region (TRSR) is an important area for the ecological security of China. Vegetation growth has been affected by the climate change, topography, and human activities in this area. However, few studies have focused on analyzing time ...
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