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__    __    ______   ______      ___     _    _   
\ \\ / //  /_   _// |      \\   / _ \\  | \  / || 
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   \//     /_____// |______// |_||  |_|||_|\/|_|| 
    `      `-----`  `------`  `-`   `-` `-`  `-`

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Text this: Automatic camera calibration of broadcast tennis video with applications to 3D virtual content insertion and ball detection and tracking