Thinning-Image

基本解释

Then dividing background block and foreground block and binarying image.The purpose of thinning image is to reduce a lot of inessential information and to get very integrated minutiae information.
然后，分割背景和前景块，二值化、细化并去除噪声，消去大量的指纹冗于信息，得到较完整的细节特征信息。
The ridges in the thinned image were traced to eliminate the false minutiae connected by ridges.
在细化图上跟踪并标记脊线，去除具有连接关系的伪细节点；
The feature points, viz. end points, fork points and corner points are detected in the thinned image of connected characters.
对粘连字符图像作细化处理，检测端点、叉点和角点等特徵点，根据特徵点提取笔段。
Experiments on FVC database showed the proposed algorithm could produce correct thinned image and have an effective velocity meeting the requirement of AFIS.
在FVC指纹数据库上的测试结果表明，文中算法能够获得正确的指纹细化图像，运算速度满足AFIS的要求。
It is dangerous to walk on thin ice in a lake.
在湖中薄冰上行走是很危险的。