• Laser & Optoelectronics Progress
  • Vol. 59, Issue 2, 0210001 (2022)
Peng Ge* and Yaotang You
Author Affiliations
  • College of Physics and Optoelectronic, South China University of Technology, Guangzhou , Guangdong 510641, China
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    DOI: 10.3788/LOP202259.0210001 Cite this Article Set citation alerts
    Peng Ge, Yaotang You. Super-Resolution Reconstruction of Light Field Images via Sparse Representation[J]. Laser & Optoelectronics Progress, 2022, 59(2): 0210001 Copy Citation Text show less
    Feature extraction of high resolution images
    Fig. 1. Feature extraction of high resolution images
    Reconstructed results of light-field image herbs obtained by different methods
    Fig. 2. Reconstructed results of light-field image herbs obtained by different methods
    Reconstructed results of light-field image boxes obtained by different methods
    Fig. 3. Reconstructed results of light-field image boxes obtained by different methods
    Reconstructed results of light-field image bedroom obtained by different methods
    Fig. 4. Reconstructed results of light-field image bedroom obtained by different methods
    ImageBicubicMethod in Ref.[12Method in Ref.[13SRCNNProposed method
    Herbs31.532.332.733.133.4
    Boxes33.134.534.634.735.4
    Bedroom33.034.134.734.935.2
    Table 1. PSNR reconstructed by different algorithms
    ImageBicubicMethod in Ref.[12Method in Ref.[13SRCNNProposed method
    Herbs5.554.934.784.704.63
    Boxes4.884.023.953.823.68
    Bedroom4.874.294.153.993.93
    Table 2. RMSE reconstructed by different algorithms
    ImageMethod in Ref.[12Method in Ref.[13Proposed method
    DTSRDTSRDTSR
    Herbs1536290.2102528.351310.7
    Boxes14593100.5119530.148612.3
    Bedroom1512695.5136227.753910.6
    Table 3. Comparison of DT time and SR time of different algorithms
    Peng Ge, Yaotang You. Super-Resolution Reconstruction of Light Field Images via Sparse Representation[J]. Laser & Optoelectronics Progress, 2022, 59(2): 0210001
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