基于k近邻法和脊线追踪的指纹匹配算法
于明, 皮海龙, 王岩, 阎刚, 郭迎春

Fingerprint matching algorithm based on k-nearest neighbor and ridge line tracking methods
YU Ming, PI Hai-long, WANG Yan, YAN Gang, GUO Ying-chun
图2 叉点拓扑结构
Fig.2 Topology of fork point