本文结合人脸识别、指纹识别以及虹膜识别传统生物特征识别技术，对近年来研究人员在非限定生物特征方面的努力与成就进行回顾。-In this paper, face recognition, fingerprint recognition and iris recognition biometric technology, the traditional, to the limit in recent years, researchers in non-biological characteristi

掌纹识别技术发展至今已经十年，但与人、 虹膜以及指纹识别等技术相比，掌纹识别还是一个较新的技术，尚有很多问题需进一步研究。-Palmprint identification technology has been for decades, but with people, iris and fingerprint recognition technology compared to palmprint recognition is still a relatively new technol

利用虹膜检测来对眼睛状态的检测，软件运行环境为matlab，本文详细介绍基于虹膜的闭眼检测方法-This paper introduce the way of detect eye state base on Iris in detail ,SW environment is Matlab