Geoscience Reference
In-Depth Information
7
Visualizing Hierarchies
Keywords: Data (43), hexagons (36), map (26), block (25), hierarchy (24),
area (22)
Mapmaker, mapmaker, make me a map.
Find me a find, catch me a catch
Mapmaker, mapmaker, look through your book,
And make me a perfect map.
Modified from
Fiddler on the Roof
7.1 Introduction
The concept of hierarchy is important in the real world, in the virtual world,
and in all worlds where the two interact. Generally, a hierarchy is an ordered
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