Journals Articles Conferences News About CLP
Submit a paper Email Alert
Search
Search
Articles
Journals
News
Advanced Search
Top Searches
2D MaterialsTransformation opticsQuantum PhotonicsSmall lasersSemiconductor UV PhotonicsSupersymmetric microring laser arrays

Acta Optica Sinica, Volume. 43, Issue 24, 2428009(2023)

An Improved Fmask Algorithm for Cloud Detection Applied to Hyperspectral Satellite

Shuning Zhang1,2,3, Hao Zhang4、*, Bing Zhang1,3, Zhenzhen Cui4,5, and Chenchao Xiao6
Author Affiliations
  • 1Key Laboratory of Digital Earth Science, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing 100094, China
  • 2International Research Center of Big Data for Sustainable Development Goals, Beijing 100094, China
  • 3College of Resource and Environment, University of Chinese Academy of Sciences, Beijing 100049, China
  • 4Airborne Remote Sensing Center, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing 100094, China
  • 5School of Surveying and Land Information Engineering, Henan Polytechnic University, Jiaozuo 454003, Henan , China
  • 6Land Satellite Remote Sensing Application Center, MNR, Beijing 100048, China
    • show less
    AbstractGet PDF(in Chinese)
    Figures&Tables (8)
    Equations (0)
    References (32)
    Cited By (5)
    Tools
    Paper Information
    Topics
    Figures & Tables(8)
    Correlation coefficient comparison chart

    Fig. 1. Correlation coefficient comparison chart

    Download full size
    Determination process of urban mask threshold

    Fig. 2. Determination process of urban mask threshold

    Download full size
    Threshold change diagram of urban mask

    Fig. 3. Threshold change diagram of urban mask

    Download full size
    Flow chart of cloud shadow recognition in modifield Fmask algorithm

    Fig. 4. Flow chart of cloud shadow recognition in modifield Fmask algorithm

    Download full size
    Flow chart of modifield Fmask algorithm

    Fig. 5. Flow chart of modifield Fmask algorithm

    Download full size
    Recognition results of 10-scene hyperspectral satellite original image and corresponding improved Fmask algorithm. (a) GF5-20190408; (b) GF5-20191003; (c) GF5-20191015; (d) GF5-20200120; (e) GF5-20200311; (f) GF5-20200311(2); (g) ZY02D-20210405; (h) ZY02D-20211003; (i) ZY02D-20191215; (j) ZY02D-20191215(2)

    Fig. 6. Recognition results of 10-scene hyperspectral satellite original image and corresponding improved Fmask algorithm. (a) GF5-20190408; (b) GF5-20191003; (c) GF5-20191015; (d) GF5-20200120; (e) GF5-20200311; (f) GF5-20200311(2); (g) ZY02D-20210405; (h) ZY02D-20211003; (i) ZY02D-20191215; (j) ZY02D-20191215(2)

    Download full size
    Thermodynamic diagram results for comparative validation. (a) Overall accuracy thermodynamic diagram of cloud identification; (b) cloud identification producer accuracy thermodynamic diagram; (c) cloud identification user accuracy thermodynamic diagram; (d) cloud shadow recognition overall accuracy thermodynamic chart; (e) cloud shadow recognition producer accuracy thermodynamic chart; (f) cloud shadow recognition user accuracy thermodynamic chart

    Fig. 7. Thermodynamic diagram results for comparative validation. (a) Overall accuracy thermodynamic diagram of cloud identification; (b) cloud identification producer accuracy thermodynamic diagram; (c) cloud identification user accuracy thermodynamic diagram; (d) cloud shadow recognition overall accuracy thermodynamic chart; (e) cloud shadow recognition producer accuracy thermodynamic chart; (f) cloud shadow recognition user accuracy thermodynamic chart

    Download full size

    • Table 1. Experimental image year table

      View table

      Table 1. Experimental image year table

      Item2018201920202021All
      GF-5193013
      ZY-1 02D02237
      All1115320
    Tools

    Get Citation

    Copy Citation Text

    Shuning Zhang, Hao Zhang, Bing Zhang, Zhenzhen Cui, Chenchao Xiao. An Improved Fmask Algorithm for Cloud Detection Applied to Hyperspectral Satellite[J]. Acta Optica Sinica, 2023, 43(24): 2428009

    Download Citation

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

    Category: Remote Sensing and Sensors

    Received: Feb. 16, 2023

    Accepted: Apr. 24, 2023

    Published Online: Dec. 8, 2023

    The Author Email: Zhang Hao (zhanghao612@radi.ac.cn)

    DOI:10.3788/AOS230563

    Topics

    laser devices and laser physics
    Lasers and Laser Optics
    Laser physics
    laser manufacturing
    Instrumentation, Measurement and Metrology