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

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Text this: Surface pattern classification and applications