A community recommendation method based on social networks for web 2.0-based IPTV. - Han-Gyu Ko; Sang-Ho Choi; In-Young Ko (DPS, 2009)

A Blog-Centered IPTV Environment for Enhancing Contents Provision, Consumption, and Evolution. - In-Young Ko; Sang-Ho Choi; Han-Gyu Ko (ICWE, 2010)

Generation of Semantic Clouds Based on Linked Data for Efficient Multimedia Semantic Annotation. - Han-Gyu Ko; In-Young Ko (ICWE Workshops, 2011)

An Adaptive Quality Level Selection Method for Efficient QoS-Aware Service Composition. - Jae-Hyun Cho; Jang-Ho Choi; Han-Gyu Ko; In-Young Ko (COMPSAC Workshops, 2012)

Distributed Coordination of IoT-Based Services by Using a Graph Coloring Algorithm. - Jang-Ho Choi; Jae-Hyun Cho; Han-Gyu Ko; In-Young Ko (COMPSAC, 2013)

Personal genie: a distributed framework for spontaneous interaction support with smart objects in a place. - Byoungoh Kim; Taehun Kim; Han-Gyu Ko; Dongman Lee; Soon J. Hyun; In-Young Ko (ICUIMC, 2013)

Toward Efficient Semantic Annotation: A Semantic Cloud Generation Scheme from Linked Data. - Han-Gyu Ko; In-Young Ko (ICWE Workshops, 2013)

Identifying User Interests from Online Social Networks by Using Semantic Clusters Generated from Linked Data. - Han-Gyu Ko; In-Young Ko; Taehun Kim; Dongman Lee; Soon J. Hyun (ICWE Workshops, 2013)

Semantically-based recommendation by using semantic clusters of users' viewing history. - Han-Gyu Ko; Eunae Kim; In-Young Ko; Deokmoon Chang (BigComp, 2014)

Place-aware opportunistic service recommendation scheme in a smart space with Internet of Things. - Han-Gyu Ko; Taehun Kim; Byoungoh Kim; Dongman Lee; In-Young Ko; Soon Joo Hyun (CCNC, 2014)

An Empirical Study of the Use of Multi-dimensional Contexts for Collaborative-Filtering-Based Service Recommendations in IoT Environments. - Joo-Sik Son; Han-Gyu Ko; In-Young Ko (ICWE, 2015)

Effects of Contextual Properties on Users' Privacy Preferences in Mobile Computing Environments. - Seung-Hyun Kim; Han-Gyu Ko; In-Young Ko; Daeseon Choi (TrustCom/BigDataSE/ISPA (1), 2015)

Multi-Aspect Collaborative Filtering based on Linked Data for Personalized Recommendation. - Han-Gyu Ko; Joo-Sik Son; In-Young Ko (WWW (Companion Volume), 2015)

SoIoT: Toward A User-Centric IoT-Based Service Framework. - In-Young Ko; Han-Gyu Ko; Angel Jiménez Molina; Jung-Hyun Kwon (ACM Trans. Internet Techn., 2016)

Adaptive Service Selection According to the Service Density in Multiple Qos Aspects. - Jae-Hyun Cho; Han-Gyu Ko; In-Young Ko (IEEE Trans. Serv. Comput., 2016)

Multi-criteria matrix localization and integration for personalized collaborative filtering in IoT environments. - Han-Gyu Ko; In-Young Ko; Dongman Lee (Multim. Tools Appl., 2018)