Demo: MilliCat: Real-Time Autonomous Image Suggestion for Mobile Messaging. - Joon-Gyum Kim; JeongGil Ko; Sung-Ju Lee (MobiSys (Companion Volume), 2016)

A Picture is Worth a Thousand Words: Improving Mobile Messaging with Real-time Autonomous Image Suggestion. - Joon-Gyum Kim; Chia-Wei Wu; Alvin Chiang; JeongGil Ko; Sung-Ju Lee (HotMobile, 2016)

Enjoy the Silence: Noise Control with Smartphones. - Taesik Gong; Jun Hyuk Chang; Joon-Gyum Kim; Soowon Kang; Donghwi Kim; Sung-Ju Lee (ICCCN, 2017)

Bringing Context into Emoji Recommendations. - Joon-Gyum Kim; Taesik Gong; Evey Huang; Juho Kim 001; Sung-Ju Lee; Bogoan Kim; Jaeyeon Park; Woojeong Kim; Kyungsik Han; JeongGil Ko (MobiSys, 2019)

Messaging Beyond Texts with Real-time Image Suggestions. - Joongyum Kim; Taesik Gong; Kyungsik Han; Juho Kim 001; JeongGil Ko; Sung-Ju Lee (MobileHCI, 2020)

No More One Liners: Bringing Context into Emoji Recommendations. - Joongyum Kim; Taesik Gong; Bogoan Kim; Jaeyeon Park; Woojeong Kim; Evey Huang; Kyungsik Han; Juho Kim 001; JeongGil Ko; Sung-Ju Lee (ACM Trans. Soc. Comput., 2020)

The Abuser Inside Apps: Finding the Culprit Committing Mobile Ad Fraud. - Joongyum Kim; Junghwan Park; Sooel Son (NDSS, 2021)

HearMeOut: detecting voice phishing activities in Android. - Joongyum Kim; Jihwan Kim; Seongil Wi; Yongdae Kim; Sooel Son (MobiSys, 2022)