June 2020
Intermediate to advanced
382 pages
11h 39m
English
Content preview from 40 Algorithms Every Programmer Should Know
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Association rules
An association rule mathematically describes the relationship items involved in various transactions. It does this by investigating the relationship between two itemsets in the form X ⇒ Y, where X ⊂
, Y ⊂
. In addition, X and Y are nonoverlapping itemsets; which means that 
.
An association rule could be described in the following form:
{helmet,balls}⇒ {bike}
Here, {helmet,ball} is X and {ball} is Y.