發送短信 : Online learning with nonlinear models

 _    _     ______              _____     _____   
| |  | ||  /_   _//   ____     |  ___||  /  ___|| 
| |/\| ||   -| ||-   |    \\   | ||__   | // __   
|  /\  ||   _| ||_   | [] ||   | ||__   | \\_\ || 
|_// \_||  /_____//  |  __//   |_____||  \____//  
`-`   `-`  `-----`   |_|`-`    `-----`    `---`   
                     `-`