June 2017
Beginner to intermediate
576 pages
15h 22m
English
Content preview from Practical Predictive Analytics
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Summarizing the metrics
Running a summary on the rules_clust object indicates an average support of 0.05, and average confidence of 0.43.
This demonstrates that using clustering can be a viable way to develop association rules, and reduce resources and the number of dimensions at the same time:
support confidence lift Min. :0.02044 Min. :0.09985 Min. :0.989 1st Qu.:0.02664 1st Qu.:0.19816 1st Qu.:1.006 Median :0.03066 Median :0.27143 Median :1.526 Mean :0.05040 Mean :0.43040 Mean :1.608 3rd Qu.:0.04234 3rd Qu.:0.81954 3rd Qu.:1.891 Max. :0.17080 Max. :1.00000 Max. :3.022