Spacecraft Recovery & Remote Sensing, Volume. 45, Issue 1, 161(2024)

Study on Machine Learning Cloud Detection Considering Optimal Selection of Samples

Hui ZHANG1... Fangrong ZHOU2, Zhen XU1, Gang WEN2, Yutang MA2, Xu HAN3,* and Lei WU3 |Show fewer author(s)
Author Affiliations
  • 1Yunnan Power Grid Co., Ltd., Kunming 650011, China
  • 2Grid Joint Laboratory of Power Remote Sensing Technology, Electric Power Research Institute, Yunnan Power Grid Company Ltd., China Southern Power, Kunming 650217, China
  • 3Suzhou Deep Blue Space Remote Sensing Technology Co., Ltd., Suzhou 215505, China
  • show less
    Figures & Tables(13)
    [in Chinese]
    [in Chinese]
    [in Chinese]
    [in Chinese]
    [in Chinese]
    [in Chinese]
    [in Chinese]
    [in Chinese]
    • Table 1. AHI Band properties

      View table
      View in Article

      Table 1. AHI Band properties

      类别波段序号中心波长/μm空间分辨率/km
      可见光010.471.0
      020.511.0
      030.640.5
      近红外040.861.0
      051.602.0
      062.302.0
      红外073.902.0
      086.202.0
      096.902.0
      107.302.0
      118.602.0
      129.602.0
      1310.402.0
      1411.202.0
      1512.402.0
      1613.302.0
    • Table 2. Table of input features

      View table
      View in Article

      Table 2. Table of input features

      输入特征中心波长/μm解释
      albedo03(R3)0.643波段反照率
      albedo04(R4)0.864波段反照率
      albedo05(R5)1.605波段反照率
      albedo06(R6)2.306波段反照率
      tbb07(T7)3.907波段亮温
      tbb10(T10)7.3010波段亮温
      tbb11(T11)8.6011波段亮温
      tbb14(T14)11.2014波段亮温
      tbb15(T15)12.4015波段亮温
      BTD07(B7)14波段与7波段亮温差
      BTD10(B10)14波段与10波段亮温差
      BTD11(B11)14波段与11波段亮温差
      BTD15(B15)14波段与15波段亮温差
      Lon经度
      Lat纬度
      SAZ卫星天顶角
      SOZ太阳天顶角
      Mask物理阈值方法云检测结果
    • Table 3. Accuracy changes during variable reverse selection

      View table
      View in Article

      Table 3. Accuracy changes during variable reverse selection

      移除变量云检测精度/%总分类精度/%总漏检率/%总虚检率/%
      96.4197.012.080.91
      SAZ96.4097.002.080.92
      Lon96.4096.992.090.92
      Lat96.3696.962.110.93
    • Table 4. Accuracy index results

      View table
      View in Article

      Table 4. Accuracy index results

      名称ET精度/%RF精度/%
      CP96.4196.36
      TP97.0196.95
      MP2.082.11
      FP0.910.94
    • Table 5. Comparison of true color images with cloud detection at different moments in time

      View table
      View in Article

      Table 5. Comparison of true color images with cloud detection at different moments in time

      早8时中午12时晚18时
      真彩色影像
      云检测结果
    Tools

    Get Citation

    Copy Citation Text

    Hui ZHANG, Fangrong ZHOU, Zhen XU, Gang WEN, Yutang MA, Xu HAN, Lei WU. Study on Machine Learning Cloud Detection Considering Optimal Selection of Samples[J]. Spacecraft Recovery & Remote Sensing, 2024, 45(1): 161

    Download Citation

    EndNote(RIS)BibTexPlain Text
    Save article for my favorites
    Paper Information

    Category:

    Received: Mar. 27, 2023

    Accepted: Jul. 15, 2023

    Published Online: Apr. 22, 2024

    The Author Email: HAN Xu (228239634@qq.com)

    DOI:10.3969/j.issn.1009-8518.2024.01.014

    Topics