改进的指纹识别算法嵌入式应用研究

研究了一种新的指纹识别算法并在电控锁中的应用问题.针对传统的指纹识别算法对指纹的细节匹配精确度较低,难易对细节信息进行准确的提取,为了克服这一问题,对点模式指纹识别匹配算法进行了改进,主要创新点在于改进的算法在模式匹配算法的基础上加入了匹配权重系数,有效地提高了指纹识别的精确度,同时给出了指纹识别硬件系统结构,将提出的改进的算法成功应用在嵌入式应用中,实例结果表明,提出的算法能够有效地提高安全加密度,具有一定的实际应用价值.

Improved Algorithm for Fingerprint Identification in Electric Control Lock in Embedded Application

To study a new fingerprint recognition algorithm and application in electric control lock.In view of the traditional fingerprint recognition algorithm of fingerprint minutiae matching accuracy is low,difficult to detail information for accurate extraction,in order to overcome this problem,based on point pattern matching algorithm of fingerprint recognition is improved,the improved algorithm in pattern matching algorithm based on the joined the matching weight coefficient,can effectively improve the fingerprint recognition accuracy,and gives the hardware structure of fingerprint identification,this improved algorithm is successfully applied in the electric control lock embedded application,the result shows that,the proposed algorithm can effectively encrypt lock,has a certain practical value.