A personalised recommendation procedure based on dimensionality reduction and web mining. - Do Hyun Ahn; Jae Kyeong Kim; Il Young Choi; Yoon Ho Cho (Int. J. Internet Enterp. Manag., 2004)

A literature review and classification of recommender systems research. - Deuk Hee Park; Hyea Kyeong Kim; Il Young Choi; Jae Kyeong Kim (Expert Syst. Appl., 2012)

The role of IT in Korea's economic development. - Young U. Ryu; Jae Kyeong Kim; Il Young Choi (Inf. Technol. Manag., 2013)

Comparing the Effects of Perceived Enjoyment and Perceived Risk on Hedonic/Utilitarian Smartphone Applications. - Junyong Xiang; Linbo Jing; Hyunsoo Lee; Il Young Choi (WHICEB, 2014)

A Two-Tiered Recommender System for Tourism Product Recommendations. - Il Young Choi; Jae Kyeong Kim; Young U. Ryu (HICSS, 2015)

A comparative analysis on the effects of perceived enjoyment and perceived risk on hedonic/utilitarian smartphone applications. - Junyong Xiang; Linbo Jing; Hyunsoo Lee; Il Young Choi (Int. J. Netw. Virtual Organisations, 2015)

Collaborative filtering with facial expressions for online video recommendation. - Il Young Choi; Myung Geun Oh; Jae Kyeong Kim; Young U. Ryu (Int. J. Inf. Manag., 2016)

A grocery recommendation for off-line shoppers. - Jae Kyeong Kim; Hyun Sil Moon; Byong Ju An; Il Young Choi (Online Inf. Rev., 2018)

The demand effect analysis of head books and tail books in book recommendation networks. - Jae Kyeong Kim; Chang Geun Jeong; Qinglong Li; Il Young Choi (Expert Syst. J. Knowl. Eng., 2022)

A Group Travel Recommender System Based on Group Approximate Constraint Satisfaction. - Jaekyeong Kim; Woo Cheul Kwon; Il Young Choi; Hyuk Heo; Hyun Sil Moon (IEEE Access, 2024)