Laser & Optoelectronics Progress, Volume. 56, Issue 10, 101008(2019)

Detection of Sea-Ice Drift Based on Different Polarization Data

Ming Zhang1, Junkai Wang1、*, Xiaoqi Lü1,2, Xi Zhang3, Jing Li1, Genwang Liu3, and Ting Zhang3
Author Affiliations
  • 1 Inner Mongolia Key Laboratory of Pattern Recognition and Intelligent Image Processing, School of Information Engineering, Inner Mongolia University of Science and Technology, Baotou, Inner Mongolia 0 14010, China
  • 2 Inner Mongolia University of Technology, Hohhot, Inner Mongolia 0 10051, China
  • 3 First Institute of Oceanography, Ministry of Natural Resources, Qingdao, Shandong 266061, China
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    Figures & Tables(8)
    Study area
    Flow chart of research method
    Comparison of filtering results. (a) Original image; (b) median filtering; (c) adaptive filtering
    Spatial density of correctly matched points. (a) HH polarization; (b) HV polarization; (c) HH+HV polarization
    Box plot of vector distance
    Results of sea-ice drift. (a) HH polarization; (b) HV polarization; (c) HH+HV polarization
    • Table 1. Information of satellite data

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      Table 1. Information of satellite data

      Image setImaging timeLatitude and longitudePolarizationIncidence angle /(°)
      12017-04-05T19:45:5176°52'N-78°15'N140°49'W-157°6'WHH+HV19.26-46.33
      22017-10-06T19:22:5080°31'N-82°51'N140°56'W-160°37'WHH+HV19.04-46.38
      32017-10-10T17:11:4279°01'N-81°45'N119°42'W-134°25'WHH+HV19.14-46.38
    • Table 2. Parameter comparison

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      Table 2. Parameter comparison

      ImagesetAverage velocity ofproposed method /(m·s-1)Average velocity ofRef. [14] /(m·s-1)Velocity of buoy /(m·s-1)RMSE ofproposed methodRMSE ofRef.[14]
      10.0890.0880.1010.0120.013
      20.0840.0800.0890.0060.014
      30.0830.0810.0880.0050.010
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    Ming Zhang, Junkai Wang, Xiaoqi Lü, Xi Zhang, Jing Li, Genwang Liu, Ting Zhang. Detection of Sea-Ice Drift Based on Different Polarization Data[J]. Laser & Optoelectronics Progress, 2019, 56(10): 101008

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    Paper Information

    Category: Image Processing

    Received: Oct. 10, 2018

    Accepted: Dec. 25, 2018

    Published Online: Jul. 4, 2019

    The Author Email: Junkai Wang (wjk_53@126.com)

    DOI:10.3788/LOP56.101008

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