An automatic crowd generation system using image processing techniques. - Dong-Gyu Park; Sang-Hyun Park; Hoon-Hee Lee; Hwan-Gue Cho (Comput. Networks, 1998)

Triangle Mesh Compression for Fast Rendering. - Dong-Gyu Park; Yang-Soo Kim; Hwan-Gue Cho (IV, 1999)

An Improved TIN Compression Using Delaunay Triangulation. - Yang-Soo Kim; Dong-Gyu Park; Ho-Youl Jung; Hwan-Gue Cho (PG, 1999)

A TIN compression method using Delaunay triangulation. - Dong-Gyu Park; Hwan-Gue Cho; Yang-Soo Kim (Int. J. Geogr. Inf. Sci., 2001)