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05/04/2023
Inverse scattering of periodic surfaces with a superlens
We propose a scheme for imaging periodic surfaces using a superlens. By ...
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03/29/2023
A data-assisted two-stage method for the inverse random source problem
We propose a data-assisted two-stage method for solving an inverse rando...
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01/17/2023
Geometric ergodicity of SGLD via reflection coupling
We consider the geometric ergodicity of the Stochastic Gradient Langevin...
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07/19/2022
A sharp uniform-in-time error estimate for Stochastic Gradient Langevin Dynamics
We establish a sharp uniform-in-time error estimate for the Stochastic G...
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07/11/2022
On uniform-in-time diffusion approximation for stochastic gradient descent
The diffusion approximation of stochastic gradient descent (SGD) in curr...
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12/01/2019