Acta Optica Sinica, Volume. 40, Issue 21, 2111001(2020)
Deep Learning Based Image Restoration Method of Optical Synthetic Aperture Imaging System
Fig. 1. Imaging effect of optical synthetic aperture imaging system. (a) Original image; (b) image of synthetic aperture array distribution; (c) imaging map
Fig. 2. Comparison of MTF between synthetic aperture system and its equivalent single aperture system. (a) Section curve of main peak of MTF; (b) diagram of MTF of synthetic aperture system; (c) diagram of MTF of equivalent single aperture system
Fig. 3. Restoration effect of blind deconvolution method. (a) Restoration maps of blind deconvolution method; (b) ringing phenomenon; (c) comparison of section gray curves
Fig. 4. Structure of U-net
Fig. 5. Comparison of recovery effects of U-net1 under different training datasets
Fig. 6. Comparison of effects of different recovery methods. (a) Original images; (b) imaging maps; (c) images obtained by blind deconvolution; (d) images obtained by U-net2A; (e) images obtained by U-net2B
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Ju Tang, Kaiqiang Wang, Wei Zhang, Xiaoyan Wu, Guodong Liu, Jianglei Di, Jianlin Zhao. Deep Learning Based Image Restoration Method of Optical Synthetic Aperture Imaging System[J]. Acta Optica Sinica, 2020, 40(21): 2111001
Category: Imaging Systems
Received: Jun. 19, 2020
Accepted: Jul. 15, 2020
Published Online: Oct. 17, 2020
The Author Email: Di Jianglei (jiangleidi@nwpu.edu.cn), Zhao Jianlin (jlzhao@nwpu.edu.cn)