Periods and local direction of fingerprint image are the important structure characters. The two characters of structure are important in the fingerprint enhancement.
指纹图像的周期性和局部方向性是指纹图像的重要结构特征，充分利用这两个结构特征是提高指纹增强算法的重要方法。
In order to preserve the local structure of the image space, locality preserving projection (LPP) is applied to palmprint recognition.
为了保持掌纹空间的局部结构，运用局部保持投影(LPP)方法进行掌纹识别。
An improved region filling in painting method is proposed by using structure tensor that can successfully capture the local variations of an image.
借助结构张量具有表达图像局部结构的性质，提出一种改进的区域填充图像修补方法。
Aiming at the improvement of traditional Criminisi code, the local feature constraint is added, which can better repair the image structure.
图像修复代码。针对传统的Criminisi代码的改进，加入了局部特征约束项，能够更好的修复图像的结构。- Image repair code。
Aiming at the improvement of traditional Criminisi code, the local feature constraint is added, which can better repair the image structure.
图像修复代码。针对传统的Criminisi代码的改进，加入了局部特征约束项，能够更好的修复图像的结构。- Image repair code。
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