Chinese Journal of Liquid Crystals and Displays, Volume. 37, Issue 6, 758(2022)

Image mosaicing based on BRISK and improved RANSAC algorithm

Gang DU*, Ling-yan HOU, Qiang TONG, and Da-li YANG
Author Affiliations
  • College of Computer, Beijing Information Science and Technology University,Beijing 100101,China
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    Figures & Tables(8)
    RANSAC algorithm before and after improvement
    Experimental process
    Time comparison of feature points extracted by each algorithm
    Matching accuracy of each keypoint detection algorithm
    Comparison of the number of correct matching pairs of keypoints
    Image mosaicing comparison
    • Table 1. Comparison of the average back-projection error rate

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      Table 1. Comparison of the average back-projection error rate

      组数传统的RANSAC算法改进后的RANSAC算法PROSAC算法
      10.6040.5270.566
      20.4760.4280.458
      30.5300.4930.511
      40.3330.3330.333
      50.4910.4590.493
      60.5530.5100.625
      70.5840.5361.023
      80.5340.5260.565
      90.7250.5900.940
    • Table 2. Comparison of execution time of each algorithm(ms)

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      Table 2. Comparison of execution time of each algorithm(ms)

      组数

      本文

      方法

      SIFT +

      RANSAC

      SIFT +

      PROSAC

      SURF +

      RANSAC

      SURF +

      PROSAC

      142.0885.7282.97129.45110.34
      2306.09468.84445.00515.83486.62
      331.01110.6397.34141.62112.58
      442.9898.8395.54105.9197.54
      5141.72239.16237.07297.00293.41
      651.7790.7589.2684.8781.88
      738.30116.8869.21126.8678.09
      888.67167.95167.49146.11140.32
      955.46114.11112.93144.51138.83
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    Gang DU, Ling-yan HOU, Qiang TONG, Da-li YANG. Image mosaicing based on BRISK and improved RANSAC algorithm[J]. Chinese Journal of Liquid Crystals and Displays, 2022, 37(6): 758

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    Paper Information

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    Received: Nov. 17, 2021

    Accepted: --

    Published Online: Jun. 22, 2022

    The Author Email: Gang DU (1938323768@qq.com)

    DOI:10.37188/CJLCD.2021-0292

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