An efficient and effective method to find uninteresting items for accurate collaborative filtering. - Hyung-Ook Kim; Jiwoon Ha; Sang-Wook Kim (SMC, 2016)

"How to get consensus with neighbors?": Rating standardization for accurate collaborative filtering. - Hong-Kyun Bae; Hyung-Ook Kim; Won-Yong Shin; Sang-Wook Kim (Knowl. Based Syst., 2021)