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Feb, 2024
去噪扩散还原处理拉普拉斯算子的正向和反向问题
Denoising Diffusion Restoration Tackles Forward and Inverse Problems for the Laplace Operator
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Amartya Mukherjee, Melissa M. Stadt, Lena Podina, Mohammad Kohandel, Jun Liu
TL;DR
基于扩散模型和物理原理,本研究提出了一种新的方法来解决偏微分方程的逆问题和正问题,通过利用去噪扩散恢复模型(DDRM)来恢复解和参数,从而显著改进了解和参数的估计。
Abstract
diffusion models
have emerged as a promising class of generative models that map noisy inputs to realistic images. More recently, they have been employed to generate solutions to partial differential equations (
pdes
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