Chinese Journal of Liquid Crystals and Displays, Volume. 39, Issue 2, 157(2024)

Retargeting method based on principal component analysis and image blocking

Yanfei PENG, Jing WANG*, Xiaoxuan LIU, and Shengjie GONG
Author Affiliations
  • School of Electronic and Information Engineering,Liaoning Technical University,Huludao 125105,China
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    Figures & Tables(9)
    Retargeting flow chart based on PCA and image block
    Comparison of PCA fusion graph and linear fusion
    Pixel removal
    Image height scaling to the original 70%
    Image width scaling to the original 50%
    Image width and height scaling to the original 70% and 60% respectively
    Comparison of running time
    • Table 1. Comparison of running time

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      Table 1. Comparison of running time

      图像SC运行时间/s本文方法运行时间/s
      4(a)32.102.35
      4(b)158.2818.90
      4(c)479.4864.56
      5(a)62.2041.78
      5(b)119.7122.28
      5(c)825.3998.72
      6(a)192.1157.22
      6(b)266.1238.38
      6(c)111.1518.60
      6(d)383.1480.73
    • Table 2. Maximum displacement difference based on SIFT-flow

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      Table 2. Maximum displacement difference based on SIFT-flow

      图像SCSNSCARPIBOC本文方法
      4(a)45.0145.12303344.28
      4(b)7476.41747775
      4(c)112.10113.7586104.23111
      5(a)100102.3910099
      5(b)9082.977176
      5(c)196255.13170212
      6(a)82.20115.8878.6479.21100.96
      6(b)119.04122.41100.2693.43116.73
      6(c)97.3189.3163.3982.0986.95
      6(d)140.26138.68138.85116.67139.17
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    Yanfei PENG, Jing WANG, Xiaoxuan LIU, Shengjie GONG. Retargeting method based on principal component analysis and image blocking[J]. Chinese Journal of Liquid Crystals and Displays, 2024, 39(2): 157

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    Paper Information

    Category: Research Articles

    Received: Mar. 21, 2023

    Accepted: --

    Published Online: Apr. 24, 2024

    The Author Email: Jing WANG (1179511393@qq.com)

    DOI:10.37188/CJLCD.2023-0104

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