The Department of Geodetic Engineering, Faculty of Engineering, Yogyakarta, once again held a prestigious biennial event titled CGISE IV (Conference on Geospatial Information Science and Engineering). CGISE is a biennial program in the form of a conference to facilitate the dissemination of research related to science and engineering of geospatial information. This program is carried out routinely by the Department of Geodetic Engineering FT-UGM in the form of plenary seminars and parallel presentations.