posts tagged 'symbology'

cartogram design

I study cartogram design. Cartograms are thematic maps in which the enumeration units (states, countries) are resized based on a particular attribute (population, carbon emissions). There are dozens of types/designs of cartogram and many methods/algorithms for cartogram production.

These have gotten a lot of attention lately (uses the Gastner-Newman diffusion-based algorithm).

Some cartographers manually [...]

choropleth mapping and standardization

Choropleth maps, like the one above, use the visual variable of value (aka shade or lightness), sometimes in concert with hue or saturation, to present data about featues. Academic cartographers teach that this symbology should only be used in certain circumstances.

The phenomenon being mapped must be thought to vary only between enumeration units, and [...]