Biometric authentication is measuring physical or behavioral characteristics of a human and using these characteristics as a metric for authentication.

生物认证评测一个人的身体或行为特征，并且使用这些特征作为认证的标准。

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As a novel biometric identification technology, more and more attention was paid to the recognition of human ear because of its unique physiological characteristics.

人耳识别作为生物识别一个新的研究方向，由于其独特的生理特征越来越受到更多人的关注。

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Compare with other biometric technologies, such as finger print recognition, face recognition has characteristics of non-contact and friendly interface.

与指纹识别等其它生物特征识别技术相比较，人脸识别具有非接触性的、界面友好的特点，它使用起来易于被用户接受。

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Biometric identification, which works by using the unique characteristics of your body to prove who you are, may be the key to a much more effective system.

FORBES: Why Your Next Phone Will Include Fingerprint, Facial, and Voice Recognition