Introduction to Recommender Systems Handbook

IntroductiontoRecommenderSystemsHandbookFrancescoRicci,LiorRokachandBrachaShapiraRecommenderSystems(RSs)aresoftwaretoolsandtechniquesprovidingsuggestionsforitemstobeofusetoauser.InthisintroductorychapterwebrieflydiscussbasicRSideasandconcepts.Ourmaingoalistodelineate,inacoherentand