February 2018
Intermediate to advanced
378 pages
10h 14m
English
The confidence association measures shows how likely it is for an item to occur in a transaction including other items:

Note that confidence can't be greater than 1. The problem with this measure is that it doesn't take into account the general support of the item; if {
} is common in the dataset, then it's likely that it will occur in the transaction independently of any associations.
Note that:
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In Swift:
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