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            _____     _  _      ___     _    _   
  ____     |  ___||  | \| ||   / _ \\  | |  | || 
 |    \\   | ||__    |  ' ||  / //\ \\ | |/\| || 
 | [] ||   | ||__    | .  || |  ___  |||  /\  || 
 |  __//   |_____||  |_|\_|| |_||  |_|||_// \_|| 
 |_|`-`    `-----`   `-` -`  `-`   `-` `-`   `-` 
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Text this: A fast image restoration algorithm based on a fixed point and optimization method