Measuring Uncertainty of Spatial Features in a Three-Dimensional Geographical Information System Based upon Numerical Analysis. - Chui Kwan Cheung; Wenzhong Shi (Ann. GIS, 2001)

Modelling error propagation in vector-based buffer analysis. - Wenzhong Shi; Chui Kwan Cheung; Changqing Zhu (Int. J. Geogr. Inf. Sci., 2003)

A Probability-based Uncertainty Model for Point-in-Polygon Analysis in GIS. - Chui Kwan Cheung; Wenzhong Shi; Xian Zhou 002 (GeoInformatica, 2004)

Positional error modeling for line simplification based on automatic shape similarity analysis in GIS. - Chui Kwan Cheung; Wenzhong Shi (Comput. Geosci., 2006)