vertex: Simplex Vertices for The Angle-Based Classification
Description
Simplex Vertices for The Angle-Based Classification
Usage
vertex(k)
Value
A (k-1) by k matrix that consists of vertices in
columns.
Arguments
k
Number of classes, a positive integer that is greater than one.
References
Lange, K., & Tong Wu, Tong (2008). An MM algorithm for multicategory vertex
discriminant analysis. Journal of Computational and Graphical Statistics,
17(3), 527--544.