为了实现低成本智能门禁/监控系统的需要,设计了基于S3C2440处理器的人脸识别平台,对该平台所采用的采集/显示驱动算法和人脸识别算法进行研究.使用Samsung公司的S3C2440处理器和OmniVision公司的OV9650摄像头组成硬件平台,利用Harris算法提取采集到的入脸图像的特征点,并与数据库中已有的数据进行匹配得出相关信息.为了加快人脸图像实时采集—匹配的速度,平台开启了cache加速程序.使用该平台设计的智能门禁/监控系统,实现了对人脸图像的快速识别,并且结构简单,成本低廉.该平台可以满足门禁和监控等场合的需要.
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