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This tutorial shows you how to extract raster values at point locations. These raster values can be output from the species distribution modeling software Maxent or they can be from any raster data.
This tutorial uses Rstudio under Ubuntu Linux version 20.04.
This tutorial assumes you already have R and Rstudio installed. See my tutorial for installing those software:
• How to install R and R...
This tutorial also assumes you already have the R package 'raster' and all of its dependencies installed. If you encounter difficulties installing the 'raster' package, follow my tutorials for installing the 'ENMEval' package, as this will also install the 'raster' package along the way:
• How to install the R P...
Want to learn how to make and modify rasters? See my other tutorials:
• Rasters, raster manipu...
• Making rasters from ve...
This tutorial assumes you are using Ubuntu Linux version 20.04 as your operating system. If you do not have a computer running Ubuntu, fear not. You can install Ubuntu as a virtual machine within your current operating system. It is all free.
The instructions for Windows computers are here:
• Install Ubuntu on Virt...
The instructions for Mac computers are here (from 0:00 to 5:37):
• How to Install Windows...
FYI:
I have made a Linux virtual machine that is pre-configured with population genetics and ecological niche modeling programs. I have made videos explaining how to hook up this virtual machine within your Mac or Windows computer, so that you can start using the pre-configured software without having to install any of them (and even without having to install Ubuntu Linux!).
Windows: • Ubuntu 20.04 virtual m...
Mac: • Ubuntu 20.04 virtual m...
Негізгі бет How to extract raster values (from Maxent or elsewhere) at point locations
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