Posts

We welcome guest posts on geocomputation topics! If you have ideas to share, the best way to get in touch is by opening an issue at https://github.com/geocompx/geocompx.org/issues. We look forward to your contributions.

Posts related to R are aggregated at R-bloggers and RWeekly

Specialized R packages for spatial cross-validation: sperrorest and blockCV

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This is the sixth and the final blog post in a series on spatial machine learning with R.
Jul 9, 2025
10 min

Specialized R packages for spatial machine learning: An introduction to RandomForestsGLS, spatialRF, and meteo

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sml
This is the fifth part of a blog post series on spatial machine learning with R.
Jun 25, 2025
11 min

Spatial machine learning with mlr3

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This is the fourth part of a blog post series on spatial machine learning with R.
Jun 11, 2025
10 min

Spatial machine learning with the tidymodels framework

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This is the third part of a blog post series on spatial machine learning with R.
May 28, 2025
6 min

Spatial machine learning with caret

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This is the second part of a blog post series on spatial machine learning with R.
May 14, 2025
9 min

Spatial machine learning with R: caret, tidymodels, and mlr3

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This is the first part of a blog post series on spatial machine learning with R.
Apr 30, 2025
10 min

Geocomputation with Python has arrived

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We are excited to announce that the first edition of Geocomputation with Python is now complete. You can find the online version of the book at py.geocompx.org. The book is…
Jan 27, 2025
2 min

Support geocompx and the development of open-source geocomputation resources!

posts
rstats
python
As 2024 comes to an end, we have things to celebrate in the geocompx community, including the completion of two books: the second edition of Geocomputation with R and the…
Dec 6, 2024
2 min

Second edition of Geocomputation with R is complete

updates
rstats
We are excited to announce that the second edition of Geocomputation with R is (almost) complete. It took us about three years to update and improve the book. This blog post…
Oct 6, 2024
6 min

Shapefile must… be replaced

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The ESRI Shapefile format is possibly the most popular data format for storing spatial vector data. It is well-established, widely supported, and can be used in most GIS…
Jun 2, 2024
2 min

Geocomputation with R competition: book cover for the 2nd edition

posts
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announcement
This is a guest blog post written by Benjamin Nowak. He is the winner of the Geocomputation with R book cover competition for the second edition of the book. Congratulations!
Jan 17, 2024
3 min

An overview of the rsi R package for retrieving satellite imagery and calculating spectral indices

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rsi is a recent R package developed by Michael Mahoney and funded by Permian Global Research. It offers features that simplify the process of acquiring spatial data from…
Jan 10, 2024
7 min

Say hi to ‘Geocomputation with Python’

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geocompy
Geocomputation with Python, also known as geocompy, is an open-source book on geographic data analysis with Python.1 It is written by Michael Dorman, Anita Graser, Robin…
Dec 12, 2023
3 min

Geocomputation with R comptetition: book cover for the 2nd edition

posts
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announcement
The 2nd edition of Geocomputation with R is due to be published in 2024. Now, we’re looking for a new cover image and we’d like your help. The competition is open to all and…
Dec 1, 2023
2 min

R-spatial beyond sf

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sf has transformed the R ecosystem and helped pave the way for wider adoption of geospatial workflows by R users. The R-spatial ecosystem, however, is much bigger than just sf…
Sep 8, 2023
9 min

Geographic data analysis in R and Python: comparing code and outputs for vector data

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In this blog post, we talk about our experience teaching R and Python for geocomputation. The focus of the blog post is on geographic vector data, meaning points, lines…
Aug 30, 2023
10 min

Upcoming changes to popular R packages for spatial data: what you need to do

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Three popular R packages for spatial data handling won’t be available on CRAN after October 2023.1 These packages are:
Jun 4, 2023
10 min

Automatic website for the Geocomputation with R solutions

vignette
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Geocomputation with R is a book on geographic data analysis, visualization, and modeling. Each chapter1 ends with a set of exercises allowing the readers to test how well…
Feb 24, 2022
4 min

Progress update: Geocomputation with R Second Edition Part 1

updates
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Geocomputation with R is a book on geographic data analysis, visualization, and modeling. The First Edition was first published as a physical book in 2019 and we have…
Jan 27, 2022
5 min

Geocomputation with R: Second Edition feedback

announcement
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TL;DR: Please help us by filling out the survey at https://forms.gle/nq9RmbxJyZXQgc948.
Sep 6, 2021
2 min

Conversions between different spatial classes in R

vignette
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The R programming language has, over the past two decades, evolved substantial spatial data analysis capabilities, and is now one of the most powerful environments for…
Jun 17, 2021
5 min

Recent changes in R spatial and how to be ready for them

announcement
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Currently, hundreds of R packages are related to spatial data analysis. They range from ecology and earth observation, hydrology and soil science, to transportation and…
Apr 25, 2020
2 min

Demo of reproducible geographic data analysis: mapping Covid-19 data with R

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The coronavirus pandemic is a global phenomenon that will affect the lives of the majority of the world’s population for years to come. Impacts range from physical…
Apr 23, 2020
10 min

Installing spatial R packages on Ubuntu

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This post explains how to quickly get key R packages for geographic research installed on Ubuntu, a popular Linux distribution.
Mar 30, 2020
12 min

Inset maps with ggplot2

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Inset maps enable multiple places to be shown in the same geographic data visualisation, as described in the Inset maps section (8.2.7) of our open source book…
Dec 8, 2019
9 min

Map coloring: the color scale styles available in the tmap package

vignette
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This vignette builds on the making maps chapter of the Geocomputation with R book. Its goal is to demonstrate all possible map styles available in the tmap package.
Oct 17, 2019
10 min

Grids and graticules in the tmap package

vignette
rstats
This vignette builds on the making maps chapter of the Geocomputation with R book. Its goal is to demonstrate how to set and modify grids and graticules in the tmap package.
Sep 4, 2019
3 min

Geographic projections and transformations

vignette
rstats
This workbook outlines key concepts and functions related to map projections — also referred to as coordinate reference systems (CRSs) — and transformation of geographic…
Aug 21, 2019
7 min
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