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Jason M. Altschuler

Shifted Interpolation for Differential Privacy

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Mar 01, 2024
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Faster high-accuracy log-concave sampling via algorithmic warm starts

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Feb 20, 2023
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Concentration of the Langevin Algorithm's Stationary Distribution

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Dec 24, 2022
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Resolving the Mixing Time of the Langevin Algorithm to its Stationary Distribution for Log-Concave Sampling

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Oct 16, 2022
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Privacy of Noisy Stochastic Gradient Descent: More Iterations without More Privacy Loss

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May 27, 2022
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Averaging on the Bures-Wasserstein manifold: dimension-free convergence of gradient descent

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Jun 16, 2021
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Kernel approximation on algebraic varieties

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Jun 04, 2021
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Wasserstein barycenters are NP-hard to compute

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Jan 04, 2021
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Hardness results for Multimarginal Optimal Transport problems

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Dec 10, 2020
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Polynomial-time algorithms for Multimarginal Optimal Transport problems with structure

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Aug 07, 2020
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