發送短信 : Generalized Perona-Malik equation for image restoration

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