2 papers
math.OC2025
Exact Solutions for the NP-hard Wasserstein Barycenter Problem using a Doubly Nonnegative Relaxation and a Splitting Method
Woosuk L. Jung, Henry Wolkowicz
The so-called \emph{simplified} Wasserstein barycenter problem, also known as the cheapest hub problem, consists in selecting one point from each of given sets, each set consis…
cs.LG2025
Neighboring State-based Exploration for Reinforcement Learning
Yu-Teng Li, Justin Lin, Jeffery Cheng +1
Reinforcement Learning is a powerful tool to model decision-making processes. However, it relies on an exploration-exploitation trade-off that remains an open challenge for many ta…