• Laser & Optoelectronics Progress
  • Vol. 57, Issue 12, 121014 (2020)
Qianghan Jia1, Zhifeng Zhou1、*, and Liduan Wang2
Author Affiliations
  • 1Faculty of Mechanical and Automotive Engineering, Shanghai University of Engineering Science, Shanghai 201620, China
  • 2Shanghai Sinan Satellite Navigation Technology Co., Ltd., Shanghai 201801, China
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    DOI: 10.3788/LOP57.121014 Cite this Article Set citation alerts
    Qianghan Jia, Zhifeng Zhou, Liduan Wang. Image Registration Algorithm for Optimizing Grid Motion Statistics[J]. Laser & Optoelectronics Progress, 2020, 57(12): 121014 Copy Citation Text show less
    Feature distribution of correct matching and wrong matching
    Fig. 1. Feature distribution of correct matching and wrong matching
    Generation of multi-region
    Fig. 2. Generation of multi-region
    Distribution of neighborhood scores of correct and incorrect matches
    Fig. 3. Distribution of neighborhood scores of correct and incorrect matches
    Gaussian scorer. (a) Grid coordinates; (b) weight matrix; (c) normalization
    Fig. 4. Gaussian scorer. (a) Grid coordinates; (b) weight matrix; (c) normalization
    Five groups of test images. (a) Close view; (b) illumination; (c) far view; (d) large rotation angle; (e) less texture
    Fig. 5. Five groups of test images. (a) Close view; (b) illumination; (c) far view; (d) large rotation angle; (e) less texture
    Matching results of GMS and our algorithm. (a) Close view; (b) illumination; (c) far view; (d) large rotation angle; (e) less texture
    Fig. 6. Matching results of GMS and our algorithm. (a) Close view; (b) illumination; (c) far view; (d) large rotation angle; (e) less texture
    ImageAlgorithmRoughmatch pairRefinedmatch pairTime /s
    Fig.5(a)GMS1000030640.043
    ours1000036370.045
    Fig.5(b)GMS1000022670.035
    ours1000028710.039
    Fig.5(c)GMS1000033340.042
    ours1000040160.045
    Fig.5(d)GMS1000046840.049
    ours1000047920.053
    Fig.5(e)GMS1000031060.044
    ours1000036110.047
    Table 1. Matching logarithm and running time of two algorithms
    AlgorithmImage
    Fig.5(a)Fig.5(b)Fig.5(c)
    SIFT+RANSAC97.3397.6696.45
    SURF+RANSAC94.6196.3495.71
    ORB+RANSAC92.4596.2894.63
    BRISK+RANSAC91.3495.9394.32
    Our algorithm97.8598.6396.61
    Table 2. Matching accuracy of different algorithmsunit: %
    Qianghan Jia, Zhifeng Zhou, Liduan Wang. Image Registration Algorithm for Optimizing Grid Motion Statistics[J]. Laser & Optoelectronics Progress, 2020, 57(12): 121014
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