Curvature Estimation of Surfaces in 3D Grey-Value Images. - Bernd Rieger; Frederik J. Timmermans; Lucas J. van Vliet; Piet W. Verbeek (ICPR (1), 2002)

On Curvature Estimation of ISO Surfaces in 3D Gray-Value Images and the Computation of Shape Descriptors. - Bernd Rieger; Frederik J. Timmermans; Lucas J. van Vliet; Piet W. Verbeek (IEEE Trans. Pattern Anal. Mach. Intell., 2004)