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| || | ||  |  ___||  / ____||   / _ \\   /_____// 
| || | ||  | ||__   / //---`'  / //\ \\  `____ `  
| \\_/ ||  | ||__   \ \\___   |  ___  || /___//   
 \____//   |_____||  \_____|| |_||  |_|| `__ `    
  `---`    `-----`    `----`  `-`   `-`  /_//     
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發送短信 : Correlation metric for generalized feature extraction