important papers
- https://stanford.edu/~qysun/distributional-robust-kelly-final.pdf
- https://proceedings.neurips.cc/paper/2015/file/a9a1d5317a33ae8cef33961c34144f84-Paper.pdf
main idea: want to use venn abers to get uncertainty intervals for binary classification probability predictions (in this case, red fighter winning in a UFC fight), formulate into linear inequality constraint via a polyhedral uncertainty set, and then use distributionally robust kelly