Camera model identification using a deep network and a reduced edge dataset. - Changhee Kang; Sang-ug Kang (Neural Comput. Appl., 2020)

Self-Supervised Denoising Image Filter Based on Recursive Deep Neural Network Structure. - Changhee Kang; Sang-ug Kang (Sensors, 2021)

Deep Transfer Learning Method Using Self-Pixel and Global Channel Attentive Regularization. - Changhee Kang; Sang-ug Kang (Sensors, 2024)

Two Symbol Expansion Methods and Their Application to Reversible Data Hiding. - Hyoung Joong Kim; Changhee Kang; Sang-ug Kang (IEEE Access, 2025)