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Published in 2021 at "IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing"
DOI: 10.1109/jstars.2021.3051210
Abstract: Viewshed analysis is an indispensable part of digital terrain analysis and widely used in many application domains. High-resolution raster digital elevation model (DEM) data bring significant computational challenges to the existing viewshed analysis algorithms, which…
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Keywords:
raster;
viewshed analysis;
xdraw viewshed;
spark ... See more keywords