基于形态学和结构图表的指纹识别

Morphology-based And Structural Graph-based Fingerprint Identifica tion

指纹识别技术是目前最方便、可靠、非侵害和价格便宜的生物识别技术解决方案,对于广大市场的应用有着很大的潜力。为克服指纹识别中常见的拒识或误识问题,文章提出了一种基于结构图表的匹配算法以提高识别率,并将形态学技术成功的运用于指纹图像预处理中,以减少图像噪音干扰。整个算法具有高效识别和强抗噪能力,使指纹识别系统更具有鲁棒性。

The technology of fingerprint identification is the most convenient and reliable scheme for biological identifi-cation,which has potential application for the market.To overcome the common problems in fingerprint identification,an algorithm based on structural graph is presented in this paper to promote the efficiency of fingerprint identification.A special algorithm of image pre-procession based on mathematical morphology is also given to reduce image noise.The total algorithm presented here has a high efficiency of fingerprint recognition and a strong ability to resist image noise,which makes the fingerprint identification system more robust.