嵌入式手指静脉识别系统设计

摘要

The research of embedded finger-vein recognition system is beneficial to the application and popularization of finger-vein recognition device.A finger-vein recognition system based on embedded Linux platform is designed and implemented,the construction of system hardware platform and the software development are discussed in details.The main contributions are as follows:a.the system structure is optimized;b.finger-vein image preprocessing,feature extraction and recognition algorithm are embedded in the system;c.system dynamic register function is realized;d.the traditional feature data storage mode is improved,and the new embedded database technology is adopted.Experimental results show that the system is stable and reliable,and has a higher recognition efficiency.%研究嵌入式手指静脉识别系统有利于手指静脉识别设备应用推广.设计并实现一种基于嵌入式Linux平台的手指静脉识别系统,并详细讨论了系统硬件平台的搭建和软件开发.主要贡献如下:①优化系统结构;②嵌入手指静脉图像预处理、特征提取与识别等核心算法;③实现系统动态注册功能;④改进传统的特征数据存储模式,采用新的嵌入式数据库技术.实验结果表明该系统性能稳定可靠、识别效率更高.