Toprovidemoreaccurate,diverse,andexplainablerecommendation, it is compulsory to go beyond modeling user-item interactions andtakesideinformationintoaccount.Traditionalmethodslike factorizationmachine(FM)castitasasupervisedlearningproblem, whichassumeseachinteractionasanindependentinstancewith side information encoded. Due to the overlook of the relations amonginstancesoritems(e.g., thedirectorofamovieisalsoan actorofanothermovie),thesemethodsareinsufficienttodistillthe collaborativesignalfromthecollectivebehaviorsofusers.
2021-09-16 17:04:34
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