Abstract
Isotropic quantitative differential phase contrast (iDPC) microscopy based on pupil engineering has made significant improvement in reconstructing phase image of weak phase objects. In previous researches, the pupil designs have been investigated for enhancing the data acquisition efficiency. To further improve the phase retrieval procedure in iDPC, we adapt deep neural networks to achieve isotropic phase distribution from half-pupil based quantitative differential phase contrast (qDPC) microscopy. In this study, we utilized U-net model for mapping from 1-axis phase reconstruction to 12- axis one. The results show that the deep neural network we proposed achieved expecting performance. The final testing loss value of our model after 1000 epochs of training achieved 6.7e-5 after normalized. The peak signal to noise ratio improvement is from 26dB to 30dB.
| Original language | English |
|---|---|
| Title of host publication | Biomedical Imaging and Sensing Conference 2021 |
| Editors | Toyohiko Yatagai, Yoshihisa Aizu, Osamu Matoba, Yasuhiro Awatsuji, Yuan Luo |
| Publisher | SPIE |
| ISBN (Electronic) | 9781510647190 |
| DOIs | |
| State | Published - 2021 |
| Externally published | Yes |
| Event | Biomedical Imaging and Sensing Conference 2021 - Virtual, Online, Japan Duration: 20 04 2021 → 22 04 2021 |
Publication series
| Name | Proceedings of SPIE - The International Society for Optical Engineering |
|---|---|
| Volume | 11925 |
| ISSN (Print) | 0277-786X |
| ISSN (Electronic) | 1996-756X |
Conference
| Conference | Biomedical Imaging and Sensing Conference 2021 |
|---|---|
| Country/Territory | Japan |
| City | Virtual, Online |
| Period | 20/04/21 → 22/04/21 |
Bibliographical note
Publisher Copyright:© COPYRIGHT SPIE. Downloading of the abstract is permitted for personal use only.
Keywords
- Deep neural network
- Isotropic quantitative differential phase contrast microscopy
- Patch-based
- Phase retrieval
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