Sampling and resolution in sparse view photoacoustic tomography

Markus Haltmeier; Daniel Obmann; Florian Dreier; Stephan Antholzer; Karoline Felbermayer; Florian Hinterleitner; Peter Burgholzer

European Conferences on Biomedical Optics 2021 (ECBO)
OSA Technical Digest (Optica Publishing Group, 2021),
paper ES2C.2

Sampling and resolution in sparse view photoacoustic tomography

Markus Haltmeier, Daniel Obmann, Florian Dreier, Stephan Antholzer, Karoline Felbermayer, Florian Hinterleitner, and Peter Burgholzer

European Conference on Biomedical Optics 2021

Munich Germany
20–24 June 2021
ISBN: 978-1-943580-95-8

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Algorithms and Reconstruction Methods II (ES2C)

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M. Haltmeier, D. Obmann, F. Dreier, S. Antholzer, K. Felbermayer, F. Hinterleitner, and P. Burgholzer, "Sampling and resolution in sparse view photoacoustic tomography," in European Conferences on Biomedical Optics 2021 (ECBO), OSA Technical Digest (Optica Publishing Group, 2021), paper ES2C.2.

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Abstract

We investigate resolution in photoacoustic tomography (PAT). Using Shannon theory, we investigate the theoretical resolution limit of sparse view PAT theoretically, and empirically demonstrate that all reconstruction methods used exceed this limit.

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