English

On Pairs of $f$-divergences and their Joint Range

Information Theory 2010-07-02 v1 math.IT Statistics Theory Statistics Theory

Abstract

We compare two f-divergences and prove that their joint range is the convex hull of the joint range for distributions supported on only two points. Some applications of this result are given.

Keywords

Cite

@article{arxiv.1007.0097,
  title  = {On Pairs of $f$-divergences and their Joint Range},
  author = {Peter Harremoës and Igor Vajda},
  journal= {arXiv preprint arXiv:1007.0097},
  year   = {2010}
}

Comments

7 pages, 4 figures