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

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