R tutorials – How to use LUMA data?
Here we provide a few simple R examples.
They are developed for students with no/small experience with R and give an introduction in different variables types and file formats. Please always download the relevant materials (right click – save as…) and go through the code provided in the .R – scripts line-by-line in order to explore the functions and commands used in the code. Detailed explanations are provided in the comment lines (lines leaded by a #-symbol).
Exercise 1: How to import data from a text file?
R script: E1_ImportData
data file: LaqnData.csv (comma separated text file)
Exercise 2: How to import data from a KUMA NetCDF file and convert it to a text (ascii) file?
R script: E2_ncdf2ascii
also required are the function in readKUMA – save this file to the same folder as the E2_ncdf2ascii.R script
data file: WXT510_30min.nc (binary file format: NetCDF)
Once you have read the data create a plot
New to R?
There are a lot of tutorials online (there is also very good help:
For example: