A Study on the Improved Collaborative Filtering Algorithm for Recommender System. - Hee-Choon Lee; Seok Jun Lee; Young-Jun Chung (SERA, 2007)

Performance Evaluation of Pre-evaluation Functions in the Collaborative Filtering Recommender System. - Hee-Choon Lee; Sang-Eon Park; Seok Jun Lee; Young-Jun Chung (PDPTA, 2009)