Geospatial Stuff
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(1)
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(4)
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The joy of DuckDB
geospatial
duckdb
r
tutorial
Insert duck-related joke here
David O’Sullivan
Oct 25, 2024
In praise of GeoPackages
geospatial
r
qgis
tutorial
Shapefiles… who needs ’em?
David O’Sullivan
Oct 16, 2024
Giscience 2025
conferences
geospatial
aotearoa
Call for papers
David O’Sullivan
Oct 10, 2024
GeoCart’2024
cartography
spatial
aotearoa
conferences
time-space
Reflections on the meeting
David O’Sullivan
Aug 30, 2024
Useful utilities for NetLogo
netlogo
simulation
For when you are missing R/python
David O’Sullivan
Aug 15, 2024
The model zoo
netlogo
books
simulation
Keeping up with NetLogo
David O’Sullivan
Aug 2, 2024
The 30 day map challenge
R
spatial
maps
origami
cartography
It’s called ‘challenge’ for a reason
David O’Sullivan
Nov 30, 2023
Experiments with R interpolators
R
spatial
tutorial
Messing around with interpolating via a triangulation to apply coordinate transformations
David O’Sullivan
Oct 21, 2022
Spiral origami
javascript
origami
stuff
Things to make and do
David O’Sullivan
Aug 3, 2022
OK COVID, you win
visualization
covid
R
maps
The end of the line
David O’Sullivan
Mar 9, 2022
Low level handling of sf objects
R
spatial
Goddamnit, floating point!
David O’Sullivan
Dec 8, 2021
Locations of interest in 2021 delta outbreak
maps
visualization
covid
When everything went pear-shaped
David O’Sullivan
Oct 30, 2021
Inverse distance weighted (IDW) interpolation using
spatstat
R
spatial
tutorial
So many packages so little time
David O’Sullivan
Oct 22, 2021
Kernel density estimation in R spatial
R
spatial
tutorial
Here’s one way to do kernel density estimation in
R
spatial
David O’Sullivan
Oct 21, 2021
Uniform random points on the globe
R
spatial
tutorial
The earth’s a sphere: who knew?
David O’Sullivan
Oct 20, 2021
Mapping the Dulux colours
R
spatial
stuff
maps
aotearoa
The ultimate in categorical mapping
David O’Sullivan
Sep 23, 2021
Affine transformations of sf objects
R
spatial
tutorial
Manipulating simple features in
sf
is sorta simple, sorta not…
David O’Sullivan
Aug 12, 2021
Aotearoa New Zealand commutes viewer
javascript
visualization
aotearoa
stuff
I have no idea what this is, but it looks… cool?
David O’Sullivan
Jul 22, 2020
What three chords
javascript
geospatial
stuff
Seriously, WTC?!
David O’Sullivan
Jul 3, 2020
A spatial COVID model
netlogo
covid
simulation
spatial
Fiddling (with code) while the world burns
David O’Sullivan
May 26, 2020
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