Context over Time: Modeling Context Evolution in Social Media. - Md. Hijbul Alam; Woo-Jong Ryu; SangKeun Lee 001 (DUBMOD@CIKM, 2014)

Examining the performance of topic modeling techniques in Twitter trends extraction. - Mutia N. Kurniati; Woo-Jong Ryu; Md. Hijbul Alam; SangKeun Lee 001 (ICOIN, 2014)

Selfish replica allocation in a mobile ad hoc network with data update. - Byung-Gul Ryu; Woo-Jong Ryu; Yong-Ku Lee; SangKeun Lee 001 (BigComp, 2015)

A phrase-based model to discover hidden factors and hidden topics in recommender systems. - Liping Guan; Md. Hijbul Alam; Woo-Jong Ryu; SangKeun Lee 001 (BigComp, 2016)

Bringing bag-of-phrases to ODP-based text classification. - HaeYong Shin; Byung-Gul Ryu; Woo-Jong Ryu; GeunJae Lee; SangKeun Lee 001 (BigComp, 2016)

sigAlbum: an embedded photo service using a tiny text intelligence. - HaeYong Shin; HyeonTaek Oh; Woo-Jong Ryu; SangKeun Lee 001 (UbiComp Adjunct, 2016)

Joint multi-grain topic sentiment: modeling semantic aspects for online reviews. - Md. Hijbul Alam; Woo-Jong Ryu; SangKeun Lee 001 (Inf. Sci., 2016)

sigInterface: a personalized interface for intelligent services. - Woo-Jong Ryu; HyeonTaek Oh; SangKeun Lee 001 (UbiComp/ISWC Adjunct, 2017)

Utilizing Wikipedia knowledge in open directory project-based text classification. - HaeYong Shin; GeunJae Lee; Woo-Jong Ryu; SangKeun Lee 001 (SAC, 2017)

meCurate: Personalized Curation Service using a Tiny Text Intelligence. - Woo-Jong Ryu; Jung-Hyun Lee; Kang-Min Kim; SangKeun Lee 001 (WWW (Companion Volume), 2017)

Utilizing Verbal Intent in Semantic Contextual Advertising. - Woo-Jong Ryu; Jung-Hyun Lee; SangKeun Lee 001 (IEEE Intell. Syst., 2017)

Hashtag-based topic evolution in social media. - Md. Hijbul Alam; Woo-Jong Ryu; SangKeun Lee 001 (World Wide Web, 2017)

From Text Classification to Keyphrase Extraction for Short Text. - Song-Eun Lee; Kang-Min Kim; Woo-Jong Ryu; Jemin Park; SangKeun Lee 001 (IEEE BigData, 2019)

meChat: In-device Conversational Photo Sharing Service. - Jungho Lee; Woo-Jong Ryu; Yoonjoo Ahn; Song-Eun Lee; Kang-Min Kim; Jun-Hyung Park; SangKeun Lee 001 (MobiSys, 2019)

MoCA: a novel privacy-preserving contextual advertising platform on mobile devices. - Jung-Hyun Lee; Woo-Jong Ryu; Kang-Min Kim; SangKeun Lee 001 (SAC, 2019)

meChat: In-Device Personal Assistant for Conversational Photo Sharing. - Kang-Min Kim; Woo-Jong Ryu; Jun-Hyung Park; SangKeun Lee 001 (IEEE Internet Comput., 2019)

Personalizing large-scale text classification by modeling individual differences. - Jungho Lee; Byung-Ju Choi; Yeachan Kim; Kang-Min Kim; Woo-Jong Ryu; SangKeun Lee 001 (SAC, 2020)

Rare Words Degenerate All Words. - Sangwon Yu; Jongyoon Song; Heeseung Kim; Seongmin Lee 005; Woo-Jong Ryu; Sungroh Yoon (CoRR, 2021)

Rare Tokens Degenerate All Tokens: Improving Neural Text Generation via Adaptive Gradient Gating for Rare Token Embeddings. - Sangwon Yu; Jongyoon Song; Heeseung Kim; Seongmin Lee 005; Woo-Jong Ryu; Sungroh Yoon (ACL (1), 2022)