运用计算机处理签名字迹与捺印指纹图像

Handling Signature Writing and Picture of Pressing Fingerprint by Computer

Photoshop图像处理应用软件，通过替换颜色、复制通道等方法，能够有效地分离各种彩色图形，能够从签名字迹与捺印指纹的混合图像中分别提取签名字迹和捺印指纹。

The meathods of replacing colours, copying thoroughfares handling by photoshop can seperate various colour pictures effectively,they also can pick up signature writing and pressing fingerprints.