Search Results for author: Mathew J. Cherukara

Found 6 papers, 2 papers with code

Deep learning at the edge enables real-time streaming ptychographic imaging

no code implementations20 Sep 2022 Anakha V Babu, Tao Zhou, Saugat Kandel, Tekin Bicer, Zhengchun Liu, William Judge, Daniel J. Ching, Yi Jiang, Sinisa Veseli, Steven Henke, Ryan Chard, YuDong Yao, Ekaterina Sirazitdinova, Geetika Gupta, Martin V. Holt, Ian T. Foster, Antonino Miceli, Mathew J. Cherukara

Coherent microscopy techniques provide an unparalleled multi-scale view of materials across scientific and technological fields, from structural materials to quantum devices, from integrated circuits to biological cells.

Real-time X-ray Phase-contrast Imaging Using SPINNet -- A Speckle-based Phase-contrast Imaging Neural Network

no code implementations18 Jan 2022 Zhi Qiao, Xianbo Shi, YuDong Yao, Michael J. Wojcik, Luca Rebuffi, Mathew J. Cherukara, Lahsen Assoufid

In addition to significant improvement in speed, our experimental results show that the imaging resolution and phase retrieval quality of SPINNet outperform existing single-shot speckle-based methods.

Retrieval

AutoPhaseNN: Unsupervised Physics-aware Deep Learning of 3D Nanoscale Bragg Coherent Diffraction Imaging

1 code implementation28 Sep 2021 YuDong Yao, Henry Chan, Subramanian Sankaranarayanan, Prasanna Balaprakash, Ross J. Harder, Mathew J. Cherukara

The problem of phase retrieval, or the algorithmic recovery of lost phase information from measured intensity alone, underlies various imaging methods from astronomy to nanoscale imaging.

Astronomy Retrieval

Real-time 3D Nanoscale Coherent Imaging via Physics-aware Deep Learning

no code implementations16 Jun 2020 Henry Chan, Youssef S. G. Nashed, Saugat Kandel, Stephan Hruszkewycz, Subramanian Sankaranarayanan, Ross J. Harder, Mathew J. Cherukara

Phase retrieval, the problem of recovering lost phase information from measured intensity alone, is an inverse problem that is widely faced in various imaging modalities ranging from astronomy to nanoscale imaging.

Astronomy Retrieval

Real-time sparse-sampled Ptychographic imaging through deep neural networks

1 code implementation15 Apr 2020 Mathew J. Cherukara, Tao Zhou, Youssef Nashed, Pablo Enfedaque, Alex Hexemer, Ross J. Harder, Martin V. Holt

Ptychography has rapidly grown in the fields of X-ray and electron imaging for its unprecedented ability to achieve nano or atomic scale resolution while simultaneously retrieving chemical or magnetic information from a sample.

Real-time coherent diffraction inversion using deep generative networks

no code implementations7 Jun 2018 Mathew J. Cherukara, Youssef S. G. Nashed, Ross J. Harder

Phase retrieval, or the process of recovering phase information in reciprocal space to reconstruct images from measured intensity alone, is the underlying basis to a variety of imaging applications including coherent diffraction imaging (CDI).

Retrieval

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