基于MATLAB指纹图像处理与识别的研究  

Research of Fingerprint Processing and Identification Based on MATLAB

作　　者：王敏[1] 杨永跃[1] 洪占勇[1] WANG Min, YANG Yong - yue, HONG Zhan-yong （The School of Instrument Science and Opto-etectronic Engineering, Hefei University of Technology, Hefei 230009, China）

机构地区：[1]合肥工业大学仪器科学与光电工程学院,安徽合肥230009

出　　处：《电脑知识与技术》2014年第4期2359-2362,共4页Computer Knowledge and Technology

摘　　要：该文利用专门的指纹采集设备获取指纹基本图像,基于MATLAB对指纹图像进行预处理,包括图像增强、图像二值化、分割和归一化。对指纹特征提取指纹类型、坐标和方向参数后,利用BP神经网络进行训练识别。识别实验效果明显,识别率高。In this paper,special fingerprint acquisition device is used to obtain the basic fingerprints,fingerprint preprocessing base on MATLAB,including fingerprint enhancement,binary the fingerprint,segment as well as normalization.Extracting fingerprint types,coordinates and direction parameters,then the BP nerve network is used to train and identify fingerprint.The result of recognition is obvious,it has high recognition rate.

关 键 词：指纹识别系统 图像预处理 特征提取 BP神经网络 

分 类 号：TP18[自动化与计算机技术—控制科学与工程;自动化与计算机技术—控制理论与控制工程]