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

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Text this: Square contour algorithm for blind equalization of QAM signals