發送短信

數:

提供者:

CAPTCHA:

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

Please enter what you see:

發送短信 : Document image binarization using background estimation and stroke edges