人体生物认证在现实生活中起着重要的作用，而虹膜作为人体的重要特征已经成为身份识别的重要特征。
Biometrics of human being play an important role in our life and iris has become one of the most momentous features in people identification.
说话人识别技术属于生物认证技术的一种，是一项根据语音波形中反映说话人生理和行为特征的语音参数来自动识别说话人身份的技术。
Speaker recognition is a kind of biological certification technology and it makes use of the speech coefficients which represent the speaker's physiological and physical feature to identify speaker.
生物特征识别技术利用人的生理或行为特征，自动实现对个人身份的识别和认证。
Biometrics refers to automatic personal identification on the basis of some physiological characteristics or some behavioral aspects.
本文首先简单介绍了常用的生物特征识别技术，分析了目前通用的利用生物特征识别进行身份认证的方案中存在的安全性弱点。
In this thesis, the author first briefly reviews the general biometric recognition technology and analyzes the weak points in a biometric recognition-based authentication system.
它涉及到生物特征提取、计算机视觉、图像处理、模式识别和身份认证技术等诸多领域。
Ear recognition involves many domains such as feature extract, computer vision, image processing, pattern recognition and identity authentication etc.
指纹识别技术是一种重要的身份认证手段，也是目前应用最为广泛的生物特征识别技术。
The fingerprint identification technology is a kind of important personal identification means, as well as the most widely used biological characteristic identification technology at present.
指纹识别技术是一种重要的身份认证手段，也是目前应用最为广泛的生物特征识别技术。
The fingerprint identification technology is a kind of important personal identification means, as well as the most widely used biological characteristic identification technology at present.
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