Results 21 to 30 of about 23,903,034 (295)

An Automatic Procedure for the Quantitative Characterization of Submarine Bedforms

open access: yesGeosciences, 2018
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.
Massimo Di Stefano, Larry Alan Mayer
doaj   +1 more source

An Automated Processing Algorithm for Flat Areas Resulting from DEM Filling and Interpolation

open access: yesISPRS International Journal of Geo-Information, 2017
Correction of digital elevation models (DEMs) for flat areas is a critical process for hydrological analyses and modeling, such as the determination of flow directions and accumulations, and the delineation of drainage networks and sub-basins.
Xingwei Liu   +3 more
doaj   +1 more source

TERRAIN TECTONICS OF THE CENTRAL ASIAN FOLDED BELT

open access: yesГеодинамика и тектонофизика, 2015
The terrain analysis concept envisages primarily a possibility of approximation of fragments / terrains of various geodynamic settings which belong to different plates. The terrain analysis can supplement the theory of plate tectonics in solving problems
M. M. Buslov
doaj   +1 more source

GIS-Based Digital Terrain Analysis of Assam-Meghalaya Foothills in Kamrup District, Assam [PDF]

open access: yesNature Environment and Pollution Technology, 2021
Terrain characteristics and their evaluation usually come under geomorphological study and more particularly the applied geomorphological study (Prasad & Sarkar 2011).
C. Borpujari and A. K. Bora
doaj   +1 more source

Distributed texture-based terrain synthesis [PDF]

open access: yes, 2011
Terrain synthesis is an important field of Computer Graphics that deals with the generation of 3D landscape models for use in virtual environments. The field has evolved to a stage where large and even infinite landscapes can be generated in realtime ...
Tasse, Flora Ponjou
core   +1 more source

Uncertainty and Overfitting in Fluvial Landform Classification Using Laser Scanned Data and Machine Learning: A Comparison of Pixel and Object-Based Approaches

open access: yesRemote Sensing, 2020
Floodplains are valuable scenes of water management and nature conservation. A better understanding of their geomorphological characteristic helps to understand the main processes involved. We performed a classification of floodplain forms in a naturally
Zsuzsanna Csatáriné Szabó   +6 more
doaj   +1 more source

Quantitative and Qualitative Terrain Analysis Based on Digital Terrain Model

open access: yesIOP Conference Series: Earth and Environmental Science, 2021
Abstract Within the Digital Terrain Models (DTM) processing and consequently qualitative and quantitative analysis, it is possible to gain a credible imagination of real terrain shape. In order to obtain an appropriate DTM, it is necessary to decrease the influence of the gross errors that have negative effects on the final DTM.
Dana Sitanyiova   +3 more
openaire   +1 more source

Surface Wind Regionalization over Complex Terrain: Evaluation and Analysis of a High-Resolution WRF Simulation [PDF]

open access: yes, 2010
© 2010 American Meteorological Society. The National Center for Atmospheric Research is sponsored by the National Science Foundation.This project was accomplished within the Collaboration Agreement 09/153 between UCM and CIEMAT, and it was partially ...
Antonio Muñoz-Roldan   +24 more
core   +1 more source

Forest Terrain Object Detection Based on RGB and Depth Information

open access: yes, 2021
At present, there is extensive ongoing research and development on autonomous road vehicles, but much less effort is put on autonomous driving in off-road environments, especially with regard to autonomous machines driving in forest terrain.
Lideskog, Håkan, Li, Songyu
core   +2 more sources

Climate During the Last Glacial Maximum in the Southern Sangre de Cristo Mountains, Colorado, U.S.A.

open access: yesQuaternary
Reconstruction of seven paleoglaciers in the southern Sangre de Cristo Mountains of Colorado formed the basis of temperature-index modeling to estimate the magnitude of temperature change during the Last Glacial Maximum (LGM).
Keith A. Brugger   +3 more
doaj   +1 more source

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