Chinese Journal of Liquid Crystals and Displays, Volume. 37, Issue 10, 1345(2022)

Light field reconstruction based on spatial-angular decouple and fuse network

Hong-ji ZHANG, Hui-ping DENG*, Sen XIANG, and Jin WU
Author Affiliations
  • School of Information Science and Engineering,Wuhan University of Science and Technology,Wuhan 430081,China
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    Figures & Tables(10)
    Overall framework of the proposed network
    ASPP module
    Spatial-angular decouple and fuse module
    Reconstruction results of synthetic light field data set by different methods
    Reconstruction results of real-world data sets by different methods
    Comparative effects of different ablation modules
    • Table 1. PSNR(dB)/SSIM of different methods over HCI datasets

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      Table 1. PSNR(dB)/SSIM of different methods over HCI datasets

      Light fieldData typeKalantari et al.16Wu et al.18Jin et al.17Ours
      Avg. over 4 light fields25.32/0.75929.05/0.82834.60/0.93735.60/0.950
      bedroomSynthetic28.93/0.83533.73/0.90741.98/0.97542.65/0.978
      bicycleSynthetic24.65/0.79529.94/0.87834.03/0.95435.51/0.966
      dishesSynthetic22.87/0.74024.19/0.77032.76/0.88232.84/0.894
      herbsSynthetic24.84/0.66528.36/0.75529.63/0.93831.38/0.960
    • Table 2. PSNR(dB)/SSIM of different methods over HCI old datasets

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      Table 2. PSNR(dB)/SSIM of different methods over HCI old datasets

      Light fieldData typeKalantari et al.16Wu et al.18Jin et al.17Ours
      Avg. over 5 light fields27.24/0.84536.83/0.91540.84/0.96041.52/0.961
      buddhaSynthetic29.70/0.90840.92/0.98045.65/0.99147.16/0.993
      buddha2Synthetic27.64/0.88237.86/0.96541.48/0.97542.02/0.977
      monasroomSynthetic28.89/0.90241.09/0.98445.88/0.99046.71/0.992
      papillonSynthetic28.66/0.88741.98/0.98045.51/0.98746.19/0.989
      stillLifeSynthetic21.32/0.64522.29/0.66425.67/0.85425.53/0.852
    • Table 3. PSNR(dB)/SSIM of different methods over 30 scenes datasets

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      Table 3. PSNR(dB)/SSIM of different methods over 30 scenes datasets

      Light fieldData typeKalantari et al.16Wu et al.18Jin et al.17Ours
      Avg. over 30 light fields27.81/0.85838.10/0.96141.47/0.98342.07/0.985
      Flower1Real-world23.17/0.84433.97/0.97037.42/0.98337.95/0.987
      Flower2Real-world22.48/0.81133.17/0.96136.52/0.98136.94/0.983
      IMG1324Real-world35.36/0.95547.17/0.98949.85/0.99050.07/0.991
      IMG1328Real-world31.85/0.89241.93/0.97644.99/0.98545.57/0.986
      IMG1528Real-world22.03/0.79923.67/0.82531.67/0.96433.65/0.973
      IMG1541Real-world23.11/0.75724.94/0.83035.56/0.97336.78/0.980
    • Table 4. Ablation experiments of different modules

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      Table 4. Ablation experiments of different modules

      HCIHCI old30 scenes
      Single branch34.60/0.93740.84/0.96041.47/0.983
      Multi branches34.96/0.94141.02/0.96041.65/0.984
      Multi branches + SADFM35.60/0.95041.52/0.96142.07/0.985
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    Hong-ji ZHANG, Hui-ping DENG, Sen XIANG, Jin WU. Light field reconstruction based on spatial-angular decouple and fuse network[J]. Chinese Journal of Liquid Crystals and Displays, 2022, 37(10): 1345

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    Paper Information

    Category: Research Articles

    Received: Apr. 11, 2022

    Accepted: --

    Published Online: Oct. 10, 2022

    The Author Email: Hui-ping DENG (denghuiping@wust.edu.cn)

    DOI:10.37188/CJLCD.2022-0117

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