Investigation of Collaborative Filtering by Womnavi Application Using Official Characters

Abstract

We report an investigation of a collaborative filtering using Womnavi application for Official characters of prefectural PR. We investigate degree of preference for Official characters by user and recommend his/her favorite characters to users through collaborative filtering. We collect a questionnaire data of user about cute or not cute of Official characters and find the most preferred Official character. Also, we recommend his/her preferred Official character using collaborative filtering by Womnavi application.