Parallelizing Multiple Flow Accumulation Algorithm using CUDA and OpenACC
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 intensive computing algorithms that need to be implem...
| Main Authors: | , |
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| Format: | Article |
| Language: | English |
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MDPI AG
2019-09-01
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| Series: | ISPRS International Journal of Geo-Information |
| Subjects: | |
| Online Access: | https://www.mdpi.com/2220-9964/8/9/386 |