This is an update to this previous blog post. Ever since the announcement of rgdal retiring, I’ve been meaning to update the process of transforming or re-projecting… Read more “Transforming Coordinates”
Category: GIS
ArcPy Outside of ArcMap/ArcPro
One of the more problematic issues I’ve come across is accessing ArcPy outside of the bundled software that comes with an ArcGIS Pro installation. If you google… Read more “ArcPy Outside of ArcMap/ArcPro”
Extracting from Raster
Perhaps the one question I’m asked the most is how to extract values from a raster using a series of points. Today, I answer that question. I’ll… Read more “Extracting from Raster”
Delineating a Stream Network
For my masters research, I needed a fully delineated stream network map of the Great Miami River Watershed that included all first order streams. Because of this… Read more “Delineating a Stream Network”
Mosaic, or merge, rasters in R
Update Feb 5, 2022: The post showing you how to layer rasters on top of each other so that you can extract values is live. You can… Read more “Mosaic, or merge, rasters in R”
Transforming Coordinates from Lat Long to UTM
Please note: rgdal is being deprecated at the end of 2023. See this blog post on r-spatial. Update: Updated post for transformation in R using sf is… Read more “Transforming Coordinates from Lat Long to UTM”
Teng Keng Vang 