Mr. Joseph S. Tang Profile

Joseph S. Tang

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Publications (3)

Proceedings Article | 27 August 2022 Poster + Presentation + Paper

Machine learning wavefront sensing for the James Webb Space Telescope

Heriniaina Rajaoberison, James Fienup, Joseph Tang

Proceedings Volume 12180, 121806A (2022) https://doi.org/10.1117/12.2630621

KEYWORDS: Point spread functions, James Webb Space Telescope, Data modeling, Wavefront sensors, Wavefronts, Machine learning, Convolutional neural networks, Phase retrieval, Segmented mirrors, Computational imaging

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Proceedings Article | 13 December 2020 Poster + Presentation + Paper

Integrating bias and gain invariance with the generalized Anscombe transform for wavefront sensing

Joseph Tang, James Fienup

Proceedings Volume 11443, 1144348 (2020) https://doi.org/10.1117/12.2562416

KEYWORDS: Wavefront sensors, Phase retrieval, Optimization (mathematics), Image retrieval, Computing systems, Error analysis, Wavefronts

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Proceedings Article | 12 July 2018 Paper

Using energy consistency to improve phase retrievals with discrete Fourier transform cropping

Joseph Tang, James Fienup

Proceedings Volume 10698, 106986K (2018) https://doi.org/10.1117/12.2307849

KEYWORDS: Point spread functions, Phase retrieval, Wavefronts, Fourier transforms, Data modeling, Error analysis, Algorithm development, Image retrieval, Wavefront reconstruction

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