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Laser & Optoelectronics Progress, Volume. 56, Issue 1, 011005(2019)

Total Variation Inpainting Algorithm Based on Logarithmic Operation and Additional Directional Gradient Operator

Shanshan Du and Chao Han*
Author Affiliations
  • College of Electrical Engineering, Anhui Polytechnic University, Wuhu, Anhui 241000, China
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    AbstractGet PDF(in Chinese)
    Figures&Tables (14)
    Equations (0)
    References (18)
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    Paper Information
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    Figures & Tables(14)
    wP curves of TV algorithm

    Fig. 1. wP curves of TV algorithm

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    Curve of PSNR

    Fig. 2. Curve of PSNR

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    Curve of time

    Fig. 3. Curve of time

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    wP curves of proposed algorithm

    Fig. 4. wP curves of proposed algorithm

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    Curve of PSNR

    Fig. 5. Curve of PSNR

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    Curve of time

    Fig. 6. Curve of time

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    First simulation results. (a) Text image; (b) mask image; (c) TV algorithm; (d) algorithm in Ref. [12]; (e) algorithm in Ref. [18]; (f) proposed method

    Fig. 7. First simulation results. (a) Text image; (b) mask image; (c) TV algorithm; (d) algorithm in Ref. [12]; (e) algorithm in Ref. [18]; (f) proposed method

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    Second simulation results. (a) Damaged image; (b) TV algorithm; (c) algorithm in Ref. [12]; (d) algorithm in Ref. [18]; (e) proposed method

    Fig. 8. Second simulation results. (a) Damaged image; (b) TV algorithm; (c) algorithm in Ref. [12]; (d) algorithm in Ref. [18]; (e) proposed method

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    Third simulation results. (a) Fissured image; (b) mask image; (c) TV algorithm; (d) algorithm in Ref. [12]; (e) algorithm in Ref. [18]; (f) proposed method

    Fig. 9. Third simulation results. (a) Fissured image; (b) mask image; (c) TV algorithm; (d) algorithm in Ref. [12]; (e) algorithm in Ref. [18]; (f) proposed method

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    Fourth simulation results. (a) Boat; (b) damaged image; (c) TV algorithm; (d) algorithm in Ref. [12]; (e) algorithm in Ref. [18]; (f) proposed method

    Fig. 10. Fourth simulation results. (a) Boat; (b) damaged image; (c) TV algorithm; (d) algorithm in Ref. [12]; (e) algorithm in Ref. [18]; (f) proposed method

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    Fifth simulation results. (a) Man; (b) damaged image; (c) TV algorithm; (d) algorithm in Ref. [12]; (e) algorithm in Ref. [18]; (f) proposed method

    Fig. 11. Fifth simulation results. (a) Man; (b) damaged image; (c) TV algorithm; (d) algorithm in Ref. [12]; (e) algorithm in Ref. [18]; (f) proposed method

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    Sixth simulation results. (a) Texture image; (b) damaged image; (c) n=2000; (d) n=3000; (e) n=5000

    Fig. 12. Sixth simulation results. (a) Texture image; (b) damaged image; (c) n=2000; (d) n=3000; (e) n=5000

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    • Table 1. Comparison of iteration times and time for four kinds of inpainting algorithms

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      Table 1. Comparison of iteration times and time for four kinds of inpainting algorithms

      ImageParameterTV algorithmAlgorithm in Ref. [12]Algorithm in Ref. [18]Proposed method
      Fig. 7n5000500020001000
      t /s45.2500411.968822.437512.8906
      Fig. 8n30010010030
      t /s1.500025.34380.92192.3594
      Fig. 9n200020001000200
      t /s51.8906900.756354.9375365.5156

    • Table 2. Comparison of PSNR, iteration times and time for four kinds of inpainting algorithms

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      Table 2. Comparison of PSNR, iteration times and time for four kinds of inpainting algorithms

      ImageParameterTV algorithmAlgorithm in Ref. [12]Algorithm in Ref. [18]Proposed method
      Fig. 10PSNR /dB31.144430.470430.909531.2535
      n100103510
      t /s4.38132.10941.79690.7269
      Fig. 11PSNR /dB42.475638.866642.165242.9750
      n80030010030
      t /s31.546951.71883.93751.5313
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    Shanshan Du, Chao Han. Total Variation Inpainting Algorithm Based on Logarithmic Operation and Additional Directional Gradient Operator[J]. Laser & Optoelectronics Progress, 2019, 56(1): 011005

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    Paper Information

    Category: Image Processing

    Received: Jun. 11, 2018

    Accepted: Jul. 20, 2018

    Published Online: Aug. 1, 2019

    The Author Email: Chao Han (hanchaozh@126.com)

    DOI:10.3788/LOP56.011005

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology