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 __   __     ___      _____     _____    __   __  
 \ \\/ //   / _ \\   / ____||  |  ___||  \ \\/ // 
  \   //   / //\ \\ / //---`'  | ||__     \   //  
  / . \\  |  ___  ||\ \\___    | ||__     / . \\  
 /_//\_\\ |_||  |_|| \_____||  |_____||  /_//\_\\ 
 `-`  --` `-`   `-`   `----`   `-----`   `-`  --`

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發送短信 : Ground roll attenuation using SVD and time-frequency-wavenumber filters