Mapped: British, Spanish and Dutch Shipping 1750-1800
I recently stumbled upon a fascinating dataset which contains digitised information from the log books of ships (mostly from Britain, France, Spain and The Netherlands)...
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London Cycle Hire and Pollution
As a cyclist in London you can do your best to avoid left turning buses and dozy pedestrians. One thing you can’t really avoid though is pollution (although I...
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Great Maps with ggplot2
The above map (and this one) was produced using R and ggplot2 and serve to demonstrate just how sophisticated R visualisations can be. We are used to seeing similar...
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Coming of Age: R and Spatial Data Visualisation
I have been using R (a free statistics and graphics software package) now for the past four years or so and I have seen it become an increasingly powerful method of...
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Improved Tree Maps with R
“Treemaps display hierarchical (tree-structured) data as a set of nested rectangles. Each branch of the tree is given a rectangle, which is then tiled with...
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Global Migration Maps
Migrations of people have existed for millennia and occur at a range of scales and time-periods (from small-scale journeys to work through to intercontinental...
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spatial.ly is written by James Cheshire. James is a lecturer at the UCL Centre for Advanced Spatial Analysis where he researches, teaches and maps.