Evaluating Efficiency of Spatial Analysis in Cloud Computing Platforms (Short Paper). - Changlock Choi; Yelin Kim; Youngho Lee; Seong-Yun Hong (GIScience, 2018)

MDST-DBSCAN: A Density-Based Clustering Method for Multidimensional Spatiotemporal Data. - Changlock Choi; Seong-Yun Hong (ISPRS Int. J. Geo Inf., 2021)