Surface reconstruction using terrain-dependent rational function model. - Hong-Gyoo Sohn; Choung-Hwan Park; Hwan-Hee Yoo (IGARSS, 2002)

3-D building extraction using IKONOS multispectral images. - Hong-Gyoo Sohn; Choung-Hwan Park; Ho-Sung Kim; Joon Heo (IGARSS, 2005)

3-D Building Reconstruction Using IKONOS Multispectral Stereo Images. - Hong-Gyoo Sohn; Choung-Hwan Park; Joon Heo (KES (3), 2005)

Digital Ortho-image Production for Web GIS Applications. - Hong-Gyoo Sohn; Hyo-Keun Park; Choung-Hwan Park; Joon Heo (EUC Workshops, 2006)

Stereo Matching Strategy for 3-D Urban Modeling. - Choung-Hwan Park; Hong-Gyoo Sohn; Yeong-Sun Song (ICCSA (2), 2006)

An Efficient 3-D Positioning Method from Satellite Synthetic Aperture Radar Images. - Yeong-Sun Song; Hong-Gyoo Sohn; Choung-Hwan Park (KES (3), 2006)

Optimal Detection Range of RFID Tag for RFID-based Positioning System Using the k-NN Algorithm. - Soohee Han; Junghwan Kim; Choung-Hwan Park; Hee-Cheon Yoon; Joon Heo (Sensors, 2009)