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- 2015
基于细节特征点的掌纹比对算法及GPU加速
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Abstract:
摘要 针对当前公安机关在掌纹识别应用中存在的掌纹库容量大和现场掌纹质量差等问题,首先对掌纹特征点匹配算法的计算复杂度进行分析,根据分析结果提出特征点的三级比对算法;然后详细介绍三级比对算法的工作流程;对算法进行GPU并行化改造;最后给出测试结果.首次将GPU计算技术应用于掌纹识别之中.文中掌纹特征比对方法相比现有同类掌纹识别速度提高3倍左右,经过GPU加速后可进一步提升比对速度15倍以上.
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