Spectroscopy and Spectral Analysis, Volume. 41, Issue 7, 2233(2021)

Adaptability Analysis of Various Versions of GDPS Based on QA Score for GOCI Data Processing in the Yellow Sea

Xiao-yan LIU*, Qian YANG*;, and Qiao-jun LIU
Author Affiliations
  • Institute of Oceanographic Instrumentation, Qilu University of Technology (Shandong Academy of Sciences), Qingdao 266000, China
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    Figures & Tables(8)
    The map of in-situ stations that matched with GOCI Rrs data
    Statistical probability distribution of QA score of GOCI Rrs data processed by GDPS1.2, GDPS1.3, GDPS1.4.1 and GDPS2.0in Yellow Sea(a): Histogram figure of QA score of Rrs date; (b): Graph figure of QA score of Rrs date
    Comparison analysis figures of Rrs data obtained from GOCI data processed by GDPS1.2, GDPS1.3, GDPS1.4.1 and GDPS2.0 with the in-situ measured Rrs data of four stationsThe GOCI Rrs spectra obtained by GDPS1.3(green line) and GDPS1.4.1(blue line) are coincident (a), (b), (c), (d) correspond to the comparison results of the four stations from north to south in Figure 1 respectively
    (a) Comparison results between Rrs values processed by four GDPS versions of 469nm and field measured data; (b) Comparison results between Rrs values processed by four GDPS versions of 555 nm and field measured data; (c) Comparison results between Rrs-chla obtained from Rrs(469) and Rrs(555) processed by four GDPS versions and Rrs-chla data obtained from field measured data
    Distribution figures of GOCI Rrs's QA score calculated by QA evaluation system in Yellow Sea (2015.08.27 04:16). The GOCI Rrs data processed by GDPS1.2 (a), GDPS1.3 (b), GDPS1.4.1 (c) and GDPS2.0 (d) respectively
    • Table 1. Bands introduction of GOCI data

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      Table 1. Bands introduction of GOCI data

      波段编号中心波长/nm带宽/nm
      141220
      244320
      349020
      455520
      566020
      668010
      774520
      886540
    • Table 2. The spectral relationship of each GOCI data band

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      Table 2. The spectral relationship of each GOCI data band

      λ1/nmλ2/nmD
      8657452
      7456803
      7456603
      7455554
      5554904
      5554304
      5554124
    • Table 3. Rrs data's QA score distribution probability processed by four GDPS versions

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      Table 3. Rrs data's QA score distribution probability processed by four GDPS versions

      Frequency/%Veision
      GDPS1.2GDPS1.3GDPS1.4.1GDPS2.0
      00.120.0300.0602.667
      1/60.460.8660.7116.587
      2/61.344.4663.99717.874
      3/65.3513.13413.70625.790
      4/623.7426.01425.45228.986
      5/631.2425.84025.80410.680
      137.7529.65030.2707.417
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    Xiao-yan LIU, Qian YANG, Qiao-jun LIU. Adaptability Analysis of Various Versions of GDPS Based on QA Score for GOCI Data Processing in the Yellow Sea[J]. Spectroscopy and Spectral Analysis, 2021, 41(7): 2233

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    Paper Information

    Category: Research Articles

    Received: Jul. 31, 2020

    Accepted: --

    Published Online: Sep. 8, 2021

    The Author Email: LIU Xiao-yan (liuxiaoyan@qlu.edu.cn)

    DOI:10.3964/j.issn.1000-0593(2021)07-2233-07

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