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math.OC2022★ 1 cited
Optimal Regularization for a Data Source
Oscar Leong, Eliza O'Reilly, Yong Sheng Soh +1
In optimization-based approaches to inverse problems and to statistical estimation, it is common to augment criteria that enforce data fidelity with a regularizer that promotes des…
cs.CV2022
Alternating Phase Langevin Sampling with Implicit Denoiser Priors for Phase Retrieval
Rohun Agrawal, Oscar Leong
Phase retrieval is the nonlinear inverse problem of recovering a true signal from its Fourier magnitude measurements. It arises in many applications such as astronomical imaging, X…