Autofocusing using deep learning in off-axis digital holography

Jaesung Lee, Wooyoung Jeong, Kyungchan Son, Wonseok Jeon, Hyunseok Yang

Research output: Chapter in Book/Report/Conference proceedingConference contribution

1 Citation (Scopus)

Abstract

We have focused on rapid and efficient estimator to find object distance from hologram in order to reconstruct original image. Our approach to find it makes the estimator pre-trained through deep learning. Especially in off-axis holography configuration, our method eliminates the unnecessary factors and reduces information loss occurred by resizing image to plug into Convolution Neural Network (CNN). Training is performed on the generated images at several specific distances under various optical conditions and the accuracy of estimation is validated.

Original languageEnglish
Title of host publicationDigital Holography and Three-Dimensional Imaging, DH 2018
PublisherOptica Publishing Group (formerly OSA)
ISBN (Print)9781943580446
DOIs
Publication statusPublished - 2018
EventDigital Holography and Three-Dimensional Imaging, DH 2018 - Orlando, United States
Duration: 2018 Jun 252018 Jun 28

Publication series

NameOptics InfoBase Conference Papers
VolumePart F100-DH 2018
ISSN (Electronic)2162-2701

Other

OtherDigital Holography and Three-Dimensional Imaging, DH 2018
Country/TerritoryUnited States
CityOrlando
Period18/6/2518/6/28

Bibliographical note

Publisher Copyright:
© 2018 The Author(s).

All Science Journal Classification (ASJC) codes

  • Electronic, Optical and Magnetic Materials
  • Mechanics of Materials

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