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

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Text this: EFFICIENT SLIDING-WINDOW ALGORITHMS FOR REAL-TIME DATA STREAM ANALYTICS