• Title/Summary/Keyword: 역합성개구면레이다 영상

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A study on Modeling Method to Extract some Information for Scatterer Points of a Target (표적 산란점 정보 추출을 위한 모델링 기법 연구)

  • Nam, Dukjin;Hwang, Inseong
    • Journal of the Korea Society for Simulation
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    • v.30 no.4
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    • pp.21-29
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    • 2021
  • Inverse synthetic aperture radar (ISAR) image is a powerful tool to show the major scattering regions (scatterer points) on the target. It is normally used to identify and classify targets. Finding information for the scatter points of ISAR image plays an important role in modeling the features of targets. In this paper, we propose a modeling method to extract some information about the scatterer points by minimizing approximating error. Here, the extracted information include not only the location of scatterer points but also some statistical data about the error of the their location. These extracted data can be used to implement the randomness of the location of the scatterer points. Furthermore, we reconstruct an image from the extracted data for scatterer points obtained by our proposed method. And we show that the reconstructed ISAR image is well approximated to the original ISAR image in order to justify our proposed modeling method.