Personalized Learning Course Planner with E-learning DSS using user profile. - Hwa-Young Jeong; Cheol-Rim Choi; Young-Jae Song (Expert Syst. Appl., 2012)

Quality evaluation and best service choice for cloud computing based on user preference and weights of attributes using the analytic network process. - Cheol-Rim Choi; Hwa-Young Jeong (Electron. Commer. Res., 2014)

User Access Control and Authentication System for VoIP Service in Mobile Communication Environments. - Ho-Kyung Yang; Jeong-Kyung Moon; Cheol-Rim Choi; Hwang-Bin Ryou (Int. J. Distributed Sens. Networks, 2014)

A broker-based quality evaluation system for service selection according to the QoS preferences of users. - Cheol-Rim Choi; Hwa-Young Jeong (Inf. Sci., 2014)

Relative weight evaluation of the factors inducing social media service use. - Cheol-Rim Choi; Hwa-Young Jeong; Jong Hyuk Park 001; Young-Sik Jeong (Multim. Tools Appl., 2015)

Relative weight comparison between virtual key factors of cloud computing with analytic network process. - Cheol-Rim Choi; Hwa-Young Jeong; Jong Hyuk Park 001; Haeng Jin Jang; Young-Sik Jeong (J. Supercomput., 2016)

Quality evaluation for multimedia contents of e-learning systems using the ANP approach on high speed network. - Cheol-Rim Choi; Hwa-Young Jeong (Multim. Tools Appl., 2019)