Text this: Performance of adaptive maximum likelihood sequence detection with nonlinear phase noise

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