Geographic Information Analysis

Supporting material

This is one-stop shop listing page for all the posts of supporting material for Geographic Information Analysis arranged in the order that the associated material shows up in the book.

Raster really is faster
geographic information analysis
fractals
R
tutorial

First in a series of posts supporting Geographic Information Analysis

David O’Sullivan
Aug 31, 2025

GIS, a transformational approach
geographic information analysis
transformational approach
geospatial
R
tutorial

Second in a series of posts supporting Geographic Information Analysis

David O’Sullivan
Sep 9, 2025

30 random lines

GIS, a transformational approach
geographic information analysis
transformational approach
geospatial
R
tutorial

Third in a series of posts supporting Geographic Information Analysis

David O’Sullivan
Sep 12, 2025

GIS, a transformational approach
geographic information analysis
transformational approach
geospatial
R
tutorial

Fourth in a series of posts supporting Geographic Information Analysis

David O’Sullivan
Sep 17, 2025

GIS, a transformational approach
geographic information analysis
transformational approach
geospatial
R
tutorial

Fifth in a series of posts supporting Geographic Information Analysis

David O’Sullivan
Oct 5, 2025

GIS, a transformational approach
geographic information analysis
transformational approach
geospatial
R
tutorial

Sixth in a series of posts supporting Geographic Information Analysis

David O’Sullivan
Oct 14, 2025

GIS, a transformational approach
geographic information analysis
transformational approach
geospatial
R
tutorial

Seventh in a series of posts supporting Geographic Information Analysis

David O’Sullivan
Oct 24, 2025

GIS, a transformational approach
geographic information analysis
transformational approach
geospatial
R
tutorial
30 day maps

Eighth in a series of posts supporting Geographic Information Analysis

David O’Sullivan
Oct 31, 2025

Spatial autocorrelation: what’s the problem?
geospatial
R
tutorial
geographic information analysis

An exploration of the impact of spatial autocorrelation on the results produced by different sampling strategies.

David O’Sullivan
Nov 14, 2025

The modifiable areal unit problem
geospatial
R
tutorial
geographic information analysis

Exploring how correlations between spatial variables change under aggregation to different area units.

David O’Sullivan
Jan 29, 2026

Random lines across a space
geospatial
R
tutorial
geographic information analysis

Spatial point processes are easy, what about processes that generate lines?

David O’Sullivan
Apr 29, 2026
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