Selective-encrypted GIS vector map with low complexity. - Jin-Hyeok Park; Pham Ngoc Giao; Teak-Young Seung; Ki-Ryong Kwon; Kwang-Seok Moon; Gi-Chang Kwon; Suk-Hwan Lee (ICOIN, 2015)

Perceptual encryption method for vector map based on geometric transformations. - Pham Ngoc Giao; Oh-Jun Kwon; Suk Hwan Lee; Ki-Ryong Kwon (APSIPA, 2016)

GIS Vector Map Perceptual Encryption Scheme Using Geometric Objects. - Pham Ngoc Giao; Suk-Hwan Lee; Kwang-Seok Moon; Ki-Ryong Kwon (WISA, 2016)

Perceptual Encryption Based on Features of Interpolating Curve for Vector Map. - Ngoc-Giao Pham; Suk-Hwan Lee; Ki-Ryong Kwon (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2017)

Vector Map Simplification Using Poyline Curvature. - Ngoc-Giao Pham; Suk-Hwan Lee; Ki-Ryong Kwon (J. Multim. Inf. Syst., 2017)

Anti-3D Weapon Model Detection for Safe 3D Printing Based on Convolutional Neural Networks and D2 Shape Distribution. - Pham Ngoc Giao; Suk-Hwan Lee; Oh-Heum Kwon; Ki-Ryong Kwon (Symmetry, 2018)

A Watermarking Method for 3D Printing Based on Menger Curvature and K-Mean Clustering. - Pham Ngoc Giao; Suk-Hwan Lee; Oh-Heum Kwon; Ki-Ryong Kwon (Symmetry, 2018)