Affinity analysis is a technique used to divide information sets into mutually exclusive groups such that the members of each group are as close together as possible to one another and the different groups are as far apart as possible.

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Affinity analysis is used to discover patterns of co-occurrence among activities or items by identifying items that are frequently bought together or groups of items that share a similar user base, rather than dividing information sets into mutually exclusive groups.

Affinity Analysis Is a Technique Used to Divide Information Sets