Timeline for Methodology for creating accurate drainage networks (and catchments) from high resolution LiDAR DEM?
Current License: CC BY-SA 3.0
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| May 17, 2011 at 16:25 | comment | added | matt wilkie | this article, Terrain Datasets, The top 10 reasons to use them, has got me thinking that a DEM raster surface is just the wrong data model to use in your case. We rejected TINs for our elevation models as the facets produced too many artifacts in our experiments. However our source data were contours and not a dense field of spot heights like Lidar. | |
| May 12, 2011 at 12:55 | history | answered | Jakub Sisak GeoGraphics | CC BY-SA 3.0 |