Amazon Technologies, Inc.

Stephen Michael Brozovich

Aaron James Dykstra

Jinesh Udaykumar Vora

Adam Lloyd Days

Tri M Cao

Disclosed are various embodiments for generating recommendations based at least in part on keywords associated with users. In some embodiments, among others, a system includes at least one computing device and a recommendation generator executable in the at least one computing device. The recommendation generator comprises logic that generates a plurality of pools of keywords based at least in part on a plurality of behavioral histories. Each pool corresponds to a behavioral history of a user across a plurality of domains. The recommendation generator also comprises logic that clusters at least a number of the keywords in a cluster across at least two pools including the same keyword and logic that recommends an item based at least in part on the cluster of keywords.

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Auburn, WA, United States of America

Stephen Michael Brozovich