Database Reference
In-Depth Information
ham, processed cheese, and white bread suggest rule
{ham,processed
cheese}→{white bread}
. The legend on the top right of the graph shows that
the size of a circle indicates the support of the rules ranging from 0.001 to 0.002.
The color (or shade) represents the lift, which ranges from 11.279 to 18.996. The
rule with the highest lift is
{Instant food products,soda} → {hamburger
meat}
.
highLiftRules <- head(sort(rules, by="lift"), 5)
plot(highLiftRules, method="graph",
control=list(type="items"))
Figure 5.6
Graph visualization of the top five rules sorted by lift
