Spectroscopy and Spectral Analysis, Volume. 42, Issue 10, 3307(2022)

Adaptive Matched Filter Detection for Leakage Gas Based on Multi-Frame Background

Yun-you HU*, Liang XU1; *;, Han-yang XU1;, Xian-chun SHEN1;, Yong-feng SUN1;, Huan-yao XU1; 2;, Ya-song DENG1; 2;, Jian-guo LIU1;, and Wen-qing LIU1;
Author Affiliations
  • 1. Key Laboratory of Environmental Optics and Technology, Anhui Institute of Optics and Fine Mechanics, Hefei Institute of Physical Science, Chinese Academy of Sciences, Hefei 230031, China
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    Figures & Tables(9)
    Schematic diagram of leaking gas AMF detection based on multi-frame background
    Passive FTIR scanning remote sensing imaging system(a): Experimental setup; (b): Schematic diagram of 2D scanning; (c): Remote sensing imaging software for unorganized leakage
    Measured SF6 transmittance spectrum
    Measured SF6 column concentration image
    (a) The measured spectrum, the background spectrum and the residual spectrum; (b) The ratio of the sliding standard deviation spectrum of the difference spectrum to its mean value
    (a) Comparison of AMF detection value and column concentration; (b) Comparison of ACE detection value and column concentration; (c) Comparison of ASD detection value and column concentration; (d) Comparison of OGLRT detection value and column concentration
    False color image with AMF detection information
    (a) ROC curve of four detection methods; (b) the ROC curve of AMF detection with different number of target spectra added to the background space
    • Table 1. The correlation between the column concentration curve and the detection value curve in Figure 6

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      Table 1. The correlation between the column concentration curve and the detection value curve in Figure 6

      像元段AMFACEASDOGLRT
      全段0.9250.7640.7870.789
      1—500.9380.8250.8550.802
      51—1200.8340.7070.7180.892
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    Yun-you HU, Liang XU, Han-yang XU, Xian-chun SHEN, Yong-feng SUN, Huan-yao XU, Ya-song DENG, Jian-guo LIU, Wen-qing LIU. Adaptive Matched Filter Detection for Leakage Gas Based on Multi-Frame Background[J]. Spectroscopy and Spectral Analysis, 2022, 42(10): 3307

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    Paper Information

    Category: Research Articles

    Received: Aug. 31, 2021

    Accepted: Dec. 28, 2021

    Published Online: Nov. 23, 2022

    The Author Email: Yun-you HU (yyhu@aiofm.ac.cn)

    DOI:10.3964/j.issn.1000-0593(2022)10-3307-07

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