Archetypal analysis is an unsupervised learning method that uses a convex polytope to summarize multivariate data. For fixed k, the method finds a convex polytope with k vertices, called archetype…

I gave the following lecture in Zoom (COVID 19 era): Combinatorics in the Space of Monotone Paths of a Convex PolytopeAbstract Using a linear functional f on a convex polytope P induces an…