Face recognition is an active subject in the area of biometrical recognition technology, and lots of achievements have been obtained.
人脸识别是生物特征识别技术中一个非常活跃的课题，取得了很多研究成果。
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In the person identification part, we construct databases of biometrical features around the eye area of clients and, for authentication, Schwartz inequality and the sum square error (SSE) are used.