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| || | ||  \ \\/ //  | |/ //  /_   _//     ___   
| '--' ||   \ ` //   | ' //    -| ||-     /   || 
| .--. ||    | ||    | . \\    _| ||_    | [] || 
|_|| |_||    |_||    |_|\_\\  /_____//    \__ || 
`-`  `-`     `-`'    `-` --`  `-----`      -|_|| 
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Text this: Complex channel characterization