After following installation instructions given in the root folder's README.md, please run 
`./run_<METHOD>.sh` after replacing <METHOD> with one of these: 
"ot" for entropic regularized ot.
"emd" for 1-Wasserstein.
"w2" for 2-Wasserstein.
"kluot" for kl-regularized UOT.
"mmd" for MMD.
"mmduot" for the proposed mmd-regularized UOT.