This volume discusses the basic geometric contents of an image and presents a tree data structure to handle those contents efficiently. The nodes of the tree are derived from connected components of level sets of the intensity, while the edges repre
This text gives a short overview of the features of the visualization software CLUCalc, and how this software may be used to teach various aspects of Geometric Algebra. CLUCalc is a stand-alone software tool that uses the 3d-graphics library OpenGL