Graphics Reference
In-Depth Information
Figure 2-3:
Graphs provide a big-picture model of how everything is
related. For example, here, sepal width is linked to sepal length, and only in
the case of Setosa, which are small with relatively wide sepals for their size.
Petal length and width are the best indicators of species, reflected by the
obvious stratification in those nodes.
Havingeachsubjectrepresentedonlyoncewithallofitsrelationships,inthe
context of all of the other subjects and their relationships, makes it possible
