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math.ST2026
means with learned metrics
Pablo Groisman, Matthieu Jonckheere, Jordan Serres +1
We study the Fréchet means of a metric measure space when both the measure and the distance are unknown and have to be estimated. We prove a general result that states that the…
math.ST2025
Invariant Feature Extraction Through Conditional Independence and the Optimal Transport Barycenter Problem: the Gaussian case
Ian Bounos, Pablo Groisman, Mariela Sued +1
A methodology is developed to extract invariant features that predict a response variable without being confounded by variables that may influence both and…