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math.PR2024
The ballistic limit of the log-Sobolev constant equals the Polyak-Łojasiewicz constant
Sinho Chewi, Austin J. Stromme
The Polyak-Lojasiewicz (PL) constant of a function characterizes the best exponential rate of convergence of gradient flow for , uniformly…
math.ST2024
Statistical optimal transport
Sinho Chewi, Jonathan Niles-Weed, Philippe Rigollet
We present an introduction to the field of statistical optimal transport, based on lectures given at École d'Été de Probabilités de Saint-Flour XLIX.