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           __   __  __    __     ___     _____    
  ____     \ \\/ // \ \\ / //   / _ \\  |  __ \\  
 |    \\    \ ` //   \ \/ //   | / \ || | |  \ || 
 | [] ||     | ||     \  //    | \_/ || | |__/ || 
 |  __//     |_||      \//      \___//  |_____//  
 |_|`-`      `-`'       `       `---`    -----`   
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Text this: Learning under concept drift with follow the regularized leader and adaptive decaying proximal