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

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發送短信 : Lee-Carter model and Kernel PCA