• Advanced Photonics
  • Vol. 5, Issue 6, 066003 (2023)
Xin Tong1、2, Renjun Xu2, Pengfei Xu1, Zishuai Zeng1, Shuxi Liu1, and Daomu Zhao1、*
Author Affiliations
  • 1Zhejiang University, School of Physics, Zhejiang Province Key Laboratory of Quantum Technology and Device, Hangzhou, China
  • 2Zhejiang University, Center for Data Science, Hangzhou, China
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    DOI: 10.1117/1.AP.5.6.066003 Cite this Article Set citation alerts
    Xin Tong, Renjun Xu, Pengfei Xu, Zishuai Zeng, Shuxi Liu, Daomu Zhao. Harnessing the magic of light: spatial coherence instructed swin transformer for universal holographic imaging[J]. Advanced Photonics, 2023, 5(6): 066003 Copy Citation Text show less

    Abstract

    Holographic imaging poses significant challenges when facing real-time disturbances introduced by dynamic environments. The existing deep-learning methods for holographic imaging often depend solely on the specific condition based on the given data distributions, thus hindering their generalization across multiple scenes. One critical problem is how to guarantee the alignment between any given downstream tasks and pretrained models. We analyze the physical mechanism of image degradation caused by turbulence and innovatively propose a swin transformer-based method, termed train-with-coherence-swin (TWC-Swin) transformer, which uses spatial coherence (SC) as an adaptable physical prior information to precisely align image restoration tasks in the arbitrary turbulent scene. The light-processing system (LPR) we designed enables manipulation of SC and simulation of any turbulence. Qualitative and quantitative evaluations demonstrate that the TWC-Swin method presents superiority over traditional convolution frameworks and realizes image restoration under various turbulences, which suggests its robustness, powerful generalization capabilities, and adaptability to unknown environments. Our research reveals the significance of physical prior information in the optical intersection and provides an effective solution for model-to-tasks alignment schemes, which will help to unlock the full potential of deep learning for all-weather optical imaging across terrestrial, marine, and aerial domains.
    {Φn(κ)=0.388×108ε1/3κ11/3[1+2.35(κη)2/3]f(κ,ω,χt)f(κ,ω,χt)=χt[exp(ATδ)+ω2exp(ASδ)2ω1  exp(ATSδ)]δ=8.248(κη)4/3+12.978(κη)2,

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    {Φn(κ)=A(α)Cn2exp(κ2/κm2)(κ2+κ02)α/2  (0<κ<,3<α<4)A(α)=14πΓ(α1)cos(πα2)c(α)=[2π3Γ(5α2)A(α)]1/α5κm=c(α)l0κ0=2πL0,

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    Xin Tong, Renjun Xu, Pengfei Xu, Zishuai Zeng, Shuxi Liu, Daomu Zhao. Harnessing the magic of light: spatial coherence instructed swin transformer for universal holographic imaging[J]. Advanced Photonics, 2023, 5(6): 066003
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