Articles by the Geocomputation with R website

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

April 24, 2020 | 0 Comments

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 demography. These packages support various stages of analysis, including data pr... [Read more...]

Installing spatial R packages on Ubuntu

March 29, 2020 | 0 Comments

This post explains how to quickly get key R packages for geographic research installed on Ubuntu, a popular Linux distribution. A recent thread on the r-spatial GitHub organization alludes to many considerations when choosing a Linux set-up for work with geographic data, ranging from the choice of Linux distribution (distro) ...
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Inset maps with ggplot2

December 7, 2019 | 0 Comments

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 Geocomputation with R. The topic of inset maps has gained attention and recently Enrico Spinielli asked inset maps could be created for data in ...
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Map coloring: the color scale styles available in the tmap package

October 16, 2019 | 0 Comments

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. Prerequisites The examples below assume the following packages are attached: library(spData) # example datasets library(tmap) # map creation library(sf) # spatial data ...
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Grids and graticules in the tmap package

September 3, 2019 | 0 Comments

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. Prerequisites The examples below assume the following packages are attached: library(spData) # example datasets library(tmap) # map creation (__=2.3) library(...
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Geographic projections and transformations

August 20, 2019 | 0 Comments

Introduction This workbook outlines key concepts and functions related to map projections — also referred to as coordinate reference systems (CRSs) — and transformation of geographic data from one projection to another. It is based on the open source book Geocomputation with R, and Chapter 6 in particular. It was developed for the ‘...
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