The numerics of phase retrieval
A Fannjiang, T Strohmer - Acta Numerica, 2020 - cambridge.org
… diffraction imaging The combination of X-ray diffraction, oversampling and phase retrieval
… Multiple structured illuminations A very popular approach to increasing the number of …
… Multiple structured illuminations A very popular approach to increasing the number of …
Near-field Fourier ptychography: super-resolution phase retrieval via speckle illumination
… The reported imaging modality can be employed in light, coherent X-ray, and transmission …
imaging [13]. Different from previous structured illumination demonstrations, this strategy uses …
imaging [13]. Different from previous structured illumination demonstrations, this strategy uses …
Subgradient-projection-based stable phase-retrieval algorithm for X-ray ptychography
N Akaishi, K Yamada, K Yatabea, Y Takayamab - Applied Crystallography - journals.iucr.org
… This image reconstruction process is often called phase retrieval (PR) because the process
recovers phase information of the diffraction wavefield lost in the diffraction data. Various …
recovers phase information of the diffraction wavefield lost in the diffraction data. Various …
PhaseGAN: a deep-learning phase-retrieval approach for unpaired datasets
… image formation physics and a novel Fourier loss function, providing phase reconstructions
when conventional phase retrieval … -resolved X-ray imaging experiments using single pulses …
when conventional phase retrieval … -resolved X-ray imaging experiments using single pulses …
[HTML][HTML] Large-scale phase retrieval
… It illuminates a target using coherent plane waves, and records the intensity of the far-field …
the diffracted light field and applying phase retrieval, both the target’s amplitude and phase …
the diffracted light field and applying phase retrieval, both the target’s amplitude and phase …
[HTML][HTML] Learning to synthesize: robust phase retrieval at low photon counts
… In the X-ray band, quantitative phase imaging is also useful … DNN-based computational
architecture for phase retrieval with … , required structured illumination. In the context of learning-…
architecture for phase retrieval with … , required structured illumination. In the context of learning-…
[HTML][HTML] Low-dose phase retrieval of biological specimens using cryo-electron ptychography
L Zhou, J Song, JS Kim, X Pei, C Huang… - Nature …, 2020 - nature.com
… such is more efficient for phase recovery than conventional phase contrast imaging. We further
show … Ptychography has been most widely used in light and X-ray optics 23,24,25 as the …
show … Ptychography has been most widely used in light and X-ray optics 23,24,25 as the …
[HTML][HTML] Quantitative phase imaging based on holography: trends and new perspectives
… multiple holograms with phase shifting, as shown in Fig. 3c. The second method is phase
retrieval based on non-interferometric detection. The measurements under different optical …
retrieval based on non-interferometric detection. The measurements under different optical …
Data-driven phase retrieval using deep generative models
MO Kaya - 2024 - open.metu.edu.tr
… However, there are situations (eg X-ray imaging, imaging through turbulent atmosphere)
where setting up an interferometer is not always practical. Therefore, non-interferometric …
where setting up an interferometer is not always practical. Therefore, non-interferometric …
[HTML][HTML] AI-enabled high-resolution scanning coherent diffraction imaging
… application to experimental x-ray ptychographic data. … retrieve accurate amplitude and
phase images from the diffraction data. However, if we attempt to perform iterative phase retrieval …
phase images from the diffraction data. However, if we attempt to perform iterative phase retrieval …