EXPLAINABLE AND ACCURATE RECOMMENDATION METHOD USING SOCIAL NETWORK INFORMATION AND RATING INFORMATION AND SYSTEM THEREOF

摘要

Embodiments of the present invention relate to a recommendation method and a recommendation system and to a method for increasing recommendation accuracy using social network information and rating information and presenting persuasive recommendation reasons and a system performing the same. According to an embodiment of the present invention, as technical means for achieving a technical subject, the recommendation method, performed by the recommendation system, comprises the steps of: receiving social network information and observed rating information; generating a merged graph based on the received social network information and observed rating information; performing network embedding in the merged graph; and calculating estimated rating information corresponding to a target based on the performed network embedding.;COPYRIGHT KIPO 2019