Alternating projection, ptychographic imaging and phase synchronization
We demonstrate necessary and sufficient conditions of the local convergence of the
alternating projection algorithm to a unique solution up to a global phase factor. Additionally …
alternating projection algorithm to a unique solution up to a global phase factor. Additionally …
Ambiguities in one-dimensional discrete phase retrieval from Fourier magnitudes
The present paper is a survey aiming at characterizing all solutions of the discrete phase
retrieval problem. Restricting ourselves to discrete signals with finite support, this problem …
retrieval problem. Restricting ourselves to discrete signals with finite support, this problem …
Phase retrieval from incomplete magnitude information via total variation regularization
The phase retrieval problem has drawn considerable attention, as many optical detection
devices can only measure magnitudes of the Fourier transform of the underlying object …
devices can only measure magnitudes of the Fourier transform of the underlying object …
Phase retrieval with one or two diffraction patterns by alternating projections with the null initialization
Alternating projection (AP) of various forms, including the parallel AP (PAP), real-
constrained AP (RAP) and the serial AP (SAP), are proposed to solve phase retrieval with at …
constrained AP (RAP) and the serial AP (SAP), are proposed to solve phase retrieval with at …
Total variation-based reconstruction and phase retrieval for diffraction tomography
In optical diffraction tomography (ODT), the three-dimensional scattering potential of a
microscopic object rotating around its center is recovered by a series of illuminations with …
microscopic object rotating around its center is recovered by a series of illuminations with …
Fixed Point Analysis of Douglas--Rachford Splitting for Ptychography and Phase Retrieval
Douglas--Rachford splitting (DRS) methods based on the proximal point algorithms for the
Poisson and Gaussian log-likelihood functions are proposed for ptychography and phase …
Poisson and Gaussian log-likelihood functions are proposed for ptychography and phase …
Complex Noise-Based Phase Retrieval Using Total Variation and Wavelet Transform Regularization
X Qin, X Gao, X Yang, M **e - Photonics, 2024 - mdpi.com
This paper presents a phase retrieval algorithm that incorporates sparsity priors into total
variation and framelet regularization. The proposed algorithm exploits the sparsity priors in …
variation and framelet regularization. The proposed algorithm exploits the sparsity priors in …
Blind ptychography: uniqueness and ambiguities
Blind ptychography: uniqueness and ambiguities - IOPscience Skip to content IOP Science
home Accessibility Help Search Journals Journals list Browse more than 100 science journal …
home Accessibility Help Search Journals Journals list Browse more than 100 science journal …
Fourier phase retrieval with a single mask by Douglas–Rachford algorithms
Abstract The Fourier-domain Douglas–Rachford (FDR) algorithm is analyzed for phase
retrieval with a single random mask. Since the uniqueness of phase retrieval solution …
retrieval with a single random mask. Since the uniqueness of phase retrieval solution …
Illumination strategies for intensity-only imaging
We propose a new strategy for narrow band, active array imaging of weak localized
scatterers when only the intensities are recorded and measured at the array. We consider a …
scatterers when only the intensities are recorded and measured at the array. We consider a …