Acta Optica Sinica, Volume. 38, Issue 6, 0611003(2018)

Underwater Polarimetric Imaging Target Enhancement Technology Based on Unpolarized Illumination

Liming Yang1, Jian Liang2, Wenfei Zhang2, Haijuan Ju2, Liyong Ren2、*, Jun Han1, and Enshi Qu2
Author Affiliations
  • 1 School of Photoelectronics Engineering, Xi'an Technological University, Xi'an, Shaanxi 710021, China
  • 2 Research Department of Information Photonics, Xi'an Institute of Optics and Precision Mechanics, Chinese Academy of Sciences, Xi'an, Shaanxi 710119, China
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    Figures & Tables(8)
    Physical degradation model of underwater imaging
    Experimental setup. (a) Schematic of experimental setup for underwater imaging; (b) the target of experiment
    Polarized images taken with different angle of polarizer. (a) 0°; (b) 45°; (c) 90°; (d) 135°
    Recovered image
    Comparison of original and processed images. (a) Original image of 0°; (b) recovered image
    Histograms of Fig. 5. (a) Fig. 5(a); (b) Fig. 5(b)
    Comparison of original and processed images. (a) Original image of 0°; (b) recovered image
    • Table 1. Image quality in different experiments

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      Table 1. Image quality in different experiments

      ExperimentC (original)C (recovered)Improvement /%
      Experiment 10.29690.7979168.7
      Experiment 20.12840.4451246.7
      Experiment 30.24790.7082185.7
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    Liming Yang, Jian Liang, Wenfei Zhang, Haijuan Ju, Liyong Ren, Jun Han, Enshi Qu. Underwater Polarimetric Imaging Target Enhancement Technology Based on Unpolarized Illumination[J]. Acta Optica Sinica, 2018, 38(6): 0611003

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    Paper Information

    Category: Imaging Systems

    Received: Dec. 1, 2017

    Accepted: --

    Published Online: Jul. 9, 2018

    The Author Email: Ren Liyong (renliy@opt.ac.cn)

    DOI:10.3788/AOS201838.0611003

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