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

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Text this: Analyzing abnormal events from spatio-temporal trajectories