• Chinese Optics Letters
  • Vol. 22, Issue 12, 121103 (2024)
Xuanpengfan Zou1,2,3, Xianwei Huang1, Wei Tan1, Liyu Zhou1..., Xiaohui Zhu1, Qin Fu1, Xiaoqian Liang1, Suqin Nan4, Yanfeng Bai1,* and Xiquan Fu1,**|Show fewer author(s)
Author Affiliations
  • 1College of Computer Science and Electronic Engineering, Hunan University, Changsha 410082, China
  • 2Hunan Police Academy, Changsha 410138, China
  • 3Hunan Provincial Key Laboratory of Network Investigational Technology, Hunan Police Academy, Changsha 410138, China
  • 4School of Computer Science, Hunan University of Technology and Business, Changsha 410205, China
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    DOI: 10.3788/COL202422.121103 Cite this Article Set citation alerts
    Xuanpengfan Zou, Xianwei Huang, Wei Tan, Liyu Zhou, Xiaohui Zhu, Qin Fu, Xiaoqian Liang, Suqin Nan, Yanfeng Bai, Xiquan Fu, "Target extraction through strong scattering disturbance using characteristic-enhanced pseudo-thermal ghost imaging," Chin. Opt. Lett. 22, 121103 (2024) Copy Citation Text show less

    Abstract

    It is difficult to extract targets under strong environmental disturbance in practice. Ghost imaging (GI) is an innovative anti-interference imaging technology. In this paper, we propose a scheme for target extraction based on characteristic-enhanced pseudo-thermal GI. Unlike traditional GI which relies on training the detected signals or imaging results, our scheme trains the illuminating light fields using a deep learning network to enhance the target’s characteristic response. The simulation and experimental results prove that our imaging scheme is sufficient to perform single- and multiple-target extraction at low measurements. In addition, the effect of a strong scattering environment is discussed, and the results show that the scattering disturbance hardly affects the target extraction effect. The proposed scheme presents the potential application in target extraction through scattering media.
    Bi=x,yIri(x,y)O(x,y).

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    G(x,y)=ΔIri(x,y)ΔBi=Iri(x,y)BiIri(x,y)Bi,

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    g(2)(x,y)=Iri(x1,y1)Iri(x2,y2)Iri(x1,y1)Iri(x2,y2),

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    G(x,y)=1αO(x,y)g(2)(x,y),

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    g(2)(x,y)=g(2)(x,y)+Oi(x,y),

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    G(x,y)=O(x,y)g(2)(x,y)=O(x,y)g(2)(x,y)+O(x,y)Oi(x,y)=G(x,y)+O(x,y)Oi(x,y).

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    SNR=GsGn0.5(Ds+Dn),

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    Xuanpengfan Zou, Xianwei Huang, Wei Tan, Liyu Zhou, Xiaohui Zhu, Qin Fu, Xiaoqian Liang, Suqin Nan, Yanfeng Bai, Xiquan Fu, "Target extraction through strong scattering disturbance using characteristic-enhanced pseudo-thermal ghost imaging," Chin. Opt. Lett. 22, 121103 (2024)
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