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Animprovedcollaborativerecommendationalgorithmbasedonoptimizedusersimilarity
Therearelotsofissuesexistingintraditionalcollaborativefilteringrecommendation,.suchasdatascarcities,coldstart,recommendationaccuracyand.timeliness.Andhowtoimprovetheefficiencyandqualityofrecommendationisa.keyproblemincollaborativerecommendation.Inthetraditionalcollaborativefiltering.algorithms,theratingscaleofdifferentusersforallprojectssometimesmaybe.neglectedwhilecalculatingthesimilarity.Somealgorithmssuchasadjustedcosine.similarity
本软件ID:15116262