Novel Optimizations for Phase Retrieval

Ashish Tripathi; John L. Barber; Richard Sandberg

doi:10.1364/COSI.2018.CTh2D.3

Imaging and Applied Optics 2018 (3D, AO, AIO, COSI, DH, IS, LACSEA, LS&C, MATH, pcAOP)
OSA Technical Digest (Optica Publishing Group, 2018),
paper CTh2D.3
•https://doi.org/10.1364/COSI.2018.CTh2D.3

Novel Optimizations for Phase Retrieval

Ashish Tripathi, John L. Barber, and Richard Sandberg

Computational Optical Sensing and Imaging 2018

Orlando, Florida United States
25–28 June 2018
ISBN: 978-1-943580-44-6

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Phase Retrieval (CTh2D)

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A. Tripathi, J. L. Barber, and R. Sandberg, "Novel Optimizations for Phase Retrieval," in Imaging and Applied Optics 2018 (3D, AO, AIO, COSI, DH, IS, LACSEA, LS&C, MATH, pcAOP), OSA Technical Digest (Optica Publishing Group, 2018), paper CTh2D.3.

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Abstract

We demonstrate improvements in iterative phase retrieval algorithms for coherent diffractive imaging using novel non-convex and nonlinear numerical optimization techniques. We incorporate all prior knowledge of the experimental geometry and sample physics.

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