posts tagged 'visualization'

the first thematic maps

Below’s a quick outline of the first maps created with six common cartographic symbologies. All of the below is out there, in books, articles, and blog posts. Particularly helpful are Alan MacEachren’s 1979 article The Evolution of Thematic Cartography, Arthur Robinson’s Early Thematic Mapping in the History of Cartography (1982), Borden Dent’s thematic cartography [...]

visualizing MLB hit locations on a Google Map

Here’s a map of yesterday’s perfect game pitched by Mark Buehrle — only the 18th in MLB history. Highlighted is defensive replacement Dewayne Wise’s perfect game-saving catch over the wall in the 9th inning.

Here the same, as displayed by MLB’s Gameday, for which the initial pixel coordinates were collected.

The conversion from the pixel-based coordinates used [...]

Lens tools and fisheye map browsing

L.A.’s Cartifact recently released Cartifact Maps, a Flash-based tilemaps viewer with custom cartography and advanced map browsing tools. The historic overlays and beautiful cartographic design are perhaps of most interest, but I’m equally impressed by their implementation of a novel map browsing UI featuring a magnifying glass or “lens tool”.

I first saw this map [...]