Speed up R sripts – external program (RSAGA)
What if all the features we have tested/written do not allow us to get satisfactory execution times for the intended
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GIS
Speed up R scripts – Use your PROCESSOR (future.apply)
Most of us have the hardware to speed up our scripts in R. We should first look at our processors
Read MoreSpeed up scripts – find a faster function (Zonal Statistics)
In the first post of the “Speed Up Your Script” series, we showed you how to use the underlying R
Read MoreIn search of EPSG
It often happens to us that we need to find, for example, the EPSG code of a certain coordinate system
Read MoreTiling of a Geospatial raster in R
It often happens that we want to process some raster data faster or simply split it up. For this we
Read MoreSpatial selection with SF
Today we will show you how to use the sf library for spatial selection. For our example, we will use
Read MoreBuffer with the library SF
We have already shown you a buffer with the rgeos library. This time we show you in a video version
Read MoreLoading and saving a Shapefile using the SF library
This time we show how to load and save a vector layer file using the new sf library. Code:
Read MoreFree SRTM elevation data in R – getData function
In this post, we show how to use the getData function of the well-known raster package to retrieve SRTM data.
Read MoreFree data in R – OSM
We often use data from the OpenStreetMap project in our posts. Where do we get them from? We get them
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