Dirichlet draws are sparse with high probability
Machine Learning
2013-01-22 v1 Probability
Machine Learning
Abstract
This note provides an elementary proof of the folklore fact that draws from a Dirichlet distribution (with parameters less than 1) are typically sparse (most coordinates are small).
Cite
@article{arxiv.1301.4917,
title = {Dirichlet draws are sparse with high probability},
author = {Matus Telgarsky},
journal= {arXiv preprint arXiv:1301.4917},
year = {2013}
}
Comments
4 pages