Graphics Reference
In-Depth Information
reduce the graph to categories to which Tufte's book belongs, and apply a
green range of colors to those nodes. Then, reverse the filtering and apply
blue to the others.
Figure 14-6
shows what the data looks like. Category size is relatively
uniform, and there are a lot of them. The topic's own categories represent a
small portion of the total, but the counts in those categories are higher than
average.
