Fig. 6From: Semi-automatic measurements and description of the geometry of vascular tree based on Bézier spline curves: application to cerebral arteriesVessel cross-section analysis: a method of tracing the vessel (a), the effects of subsequent algorithm steps, dividing the section into groups of points and finding the border (b). Effect of switching on (c) and off (d) function preserving crossing close related vessels bordersBack to article page