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stat.CO2024
High-accuracy sampling from constrained spaces with the Metropolis-adjusted Preconditioned Langevin Algorithm
Vishwak Srinivasan, Andre Wibisono, Ashia Wilson
In this work, we propose a first-order sampling method called the Metropolis-adjusted Preconditioned Langevin Algorithm for approximate sampling from a target distribution whose su…
math.ST2024★ 2 cited
Optimal score estimation via empirical Bayes smoothing
Andre Wibisono, Yihong Wu, Kaylee Yingxi Yang
We study the problem of estimating the score function of an unknown probability distribution from independent and identically distributed observations in dimensions.…