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10/05/2022
Fisher information lower bounds for sampling
We prove two lower bounds for the complexity of non-log-concave sampling...
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09/17/2021
Gaussian discrepancy: a probabilistic relaxation of vector balancing
We introduce a novel relaxation of combinatorial discrepancy called Gaus...
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06/16/2021
Averaging on the Bures-Wasserstein manifold: dimension-free convergence of gradient descent
We study first-order optimization algorithms for computing the barycente...
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05/29/2021
Rejection sampling from shape-constrained distributions in sublinear time
We consider the task of generating exact samples from a target distribut...
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05/29/2021