Graphics Reference
In-Depth Information
Figure 14-6:
The number of categories linked by interest is high and
relatively uniformly structured. The categorizations of Tufte's own book
shown in green represent a small percentage but contain more products
than most.
Showing labels for so many categories will make this difficult to read.
Because they are hierarchical, with each parent summarizing its children,
this is a good opportunity to use filters to remove smaller categories until
thegraphiseasytoreadbutstilldetailedenoughtodescribethedistribution
of topics. Map labels to category names, and then use dynamic filtering on
