ott.problems.quadratic.gw_barycenter.GWBarycenterProblem.update_features#
- GWBarycenterProblem.update_features(transports, a)[source]#
Update the barycenter features in the fused case [Titouan et al., 2019].
Uses [Cuturi and Doucet, 2014] eq. 8, and is implemented only for the
SqEuclidean
cost.