摘要： 介绍了生物认证的发展状况和多生物特征提出的背景，提出了多生物特征认证的整体框架和具体参数的表征，并对不同的整合方法做了比较，分析了各自的优缺点。提出了最后关于多生物特征识别发展的看法。

关键词: 多生物特征认证, 数据融合, 匹配层整合, 人脸识别

Abstract: In this paper , the art-of-state of biometrics and the background of multi-biometrics are first introduced .Then, framework and characterization of multi-biometrics are presented, different methods of integration are compared and advantages and disadvantages are analyzed . At last, some views about multi-biometrics are given.

中图分类号: 

• TP391.4