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