Keyphrases
- convex hull
- face images
- convex polyhedra
- mixed integer
- linear inequalities
- convex sets
- data sets
- facial expressions
- training samples
- computational geometry
- data points
- point sets
- feasible solution
- vector space
- voronoi diagram
- face recognition
- simple polygon
- finite set of points
- convex concave
- extreme points
- image sequences
- image processing
- learning algorithm