Synthetic polarization-sensitive optical coherence tomography by deep learning

Abstract Polarization-sensitive optical coherence tomography (PS-OCT) is a high-resolution label-free optical biomedical imaging modality that is sensitive to the microstructural architecture in tissue that gives rise to form birefringence, such as collagen or muscle fibers. To enable polarization s...

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Autores principales: Yi Sun, Jianfeng Wang, Jindou Shi, Stephen A. Boppart
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Lenguaje:EN
Publicado: Nature Portfolio 2021
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spelling oai:doaj.org-article:a5bc8ef4638c4706a63612db7ea60cc42021-12-02T16:10:30ZSynthetic polarization-sensitive optical coherence tomography by deep learning10.1038/s41746-021-00475-82398-6352https://doaj.org/article/a5bc8ef4638c4706a63612db7ea60cc42021-07-01T00:00:00Zhttps://doi.org/10.1038/s41746-021-00475-8https://doaj.org/toc/2398-6352Abstract Polarization-sensitive optical coherence tomography (PS-OCT) is a high-resolution label-free optical biomedical imaging modality that is sensitive to the microstructural architecture in tissue that gives rise to form birefringence, such as collagen or muscle fibers. To enable polarization sensitivity in an OCT system, however, requires additional hardware and complexity. We developed a deep-learning method to synthesize PS-OCT images by training a generative adversarial network (GAN) on OCT intensity and PS-OCT images. The synthesis accuracy was first evaluated by the structural similarity index (SSIM) between the synthetic and real PS-OCT images. Furthermore, the effectiveness of the computational PS-OCT images was validated by separately training two image classifiers using the real and synthetic PS-OCT images for cancer/normal classification. The similar classification results of the two trained classifiers demonstrate that the predicted PS-OCT images can be potentially used interchangeably in cancer diagnosis applications. In addition, we applied the trained GAN models on OCT images collected from a separate OCT imaging system, and the synthetic PS-OCT images correlate well with the real PS-OCT image collected from the same sample sites using the PS-OCT imaging system. This computational PS-OCT imaging method has the potential to reduce the cost, complexity, and need for hardware-based PS-OCT imaging systems.Yi SunJianfeng WangJindou ShiStephen A. BoppartNature PortfolioarticleComputer applications to medicine. Medical informaticsR858-859.7ENnpj Digital Medicine, Vol 4, Iss 1, Pp 1-7 (2021)
institution DOAJ
collection DOAJ
language EN
topic Computer applications to medicine. Medical informatics
R858-859.7
spellingShingle Computer applications to medicine. Medical informatics
R858-859.7
Yi Sun
Jianfeng Wang
Jindou Shi
Stephen A. Boppart
Synthetic polarization-sensitive optical coherence tomography by deep learning
description Abstract Polarization-sensitive optical coherence tomography (PS-OCT) is a high-resolution label-free optical biomedical imaging modality that is sensitive to the microstructural architecture in tissue that gives rise to form birefringence, such as collagen or muscle fibers. To enable polarization sensitivity in an OCT system, however, requires additional hardware and complexity. We developed a deep-learning method to synthesize PS-OCT images by training a generative adversarial network (GAN) on OCT intensity and PS-OCT images. The synthesis accuracy was first evaluated by the structural similarity index (SSIM) between the synthetic and real PS-OCT images. Furthermore, the effectiveness of the computational PS-OCT images was validated by separately training two image classifiers using the real and synthetic PS-OCT images for cancer/normal classification. The similar classification results of the two trained classifiers demonstrate that the predicted PS-OCT images can be potentially used interchangeably in cancer diagnosis applications. In addition, we applied the trained GAN models on OCT images collected from a separate OCT imaging system, and the synthetic PS-OCT images correlate well with the real PS-OCT image collected from the same sample sites using the PS-OCT imaging system. This computational PS-OCT imaging method has the potential to reduce the cost, complexity, and need for hardware-based PS-OCT imaging systems.
format article
author Yi Sun
Jianfeng Wang
Jindou Shi
Stephen A. Boppart
author_facet Yi Sun
Jianfeng Wang
Jindou Shi
Stephen A. Boppart
author_sort Yi Sun
title Synthetic polarization-sensitive optical coherence tomography by deep learning
title_short Synthetic polarization-sensitive optical coherence tomography by deep learning
title_full Synthetic polarization-sensitive optical coherence tomography by deep learning
title_fullStr Synthetic polarization-sensitive optical coherence tomography by deep learning
title_full_unstemmed Synthetic polarization-sensitive optical coherence tomography by deep learning
title_sort synthetic polarization-sensitive optical coherence tomography by deep learning
publisher Nature Portfolio
publishDate 2021
url https://doaj.org/article/a5bc8ef4638c4706a63612db7ea60cc4
work_keys_str_mv AT yisun syntheticpolarizationsensitiveopticalcoherencetomographybydeeplearning
AT jianfengwang syntheticpolarizationsensitiveopticalcoherencetomographybydeeplearning
AT jindoushi syntheticpolarizationsensitiveopticalcoherencetomographybydeeplearning
AT stephenaboppart syntheticpolarizationsensitiveopticalcoherencetomographybydeeplearning
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