An applet, that can be run on the web, that demonstrates an important
visualization concept. For example how good and bad choices of colormaps
can reveal or obscure information in a dataset, or how good and bad choices
of texture can reveal or obscure a surface's shape. There are a bunch of
examples of these online:
David
Anson's interactive mach bands,
The
SF Exploratorium's "Common Cents",
Ron Rensink et al.'s "The Need for Attention to See Change"
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