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김주성 ( Joosung (james) Kim ) 한국정보처리학회 2019 한국정보처리학회 학술대회논문집 Vol.26 No.2
Collaborative filtering has been used frequently as a recommendation system. To reduce the errors on predicting the ratings that may be given by the user, we propose a new aggregation method to do so. We used a real-world dataset MovieLens to compare our proposed method from previously existing methods, and accordingly to the results, ours was more accurate.