A Group Travel Recommender System Based on Collaborative Filtering and Group Approximate Constraint Satisfaction. - JinLu He; IlYoung Choi; JaeKyeong Kim (IHSI, 2020)

Analyzing the Impact of Components of Yelp.com on Recommender System Performance: Case of Austin. - Seungwoo Lee; Hyunjoo Shin; IlYoung Choi; Jaekyeong Kim (IEEE Access, 2022)