GDA: Grammar-based Data Augmentation for Text Classification using Slot Information. - Joonghyuk Hahn; Hyunjoon Cheon; Elizabeth Orwig; Su-Hyeon Kim; Sang-Ki Ko; Yo-Sub Han (EMNLP (Findings), 2023)

Advanced code time complexity prediction approach using contrastive learning. - Shinwoo Park; Joonghyuk Hahn; Elizabeth Orwig; Sang-Ki Ko; Yo-Sub Han (Eng. Appl. Artif. Intell., 2025)