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基于NEON优化的相似度搜索算法设计
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在安防人脸识别系统中,往往需要在海量数据中寻找出与被搜索人相符的信息,但由于处理的对象十分庞大,必须消耗大量的时间进行相似度搜索才能得到匹配对象,搜索效率十分低下.针对这一问题,提出了一种采用余弦相似度计算的分级相似度匹配法,并运用NEON协处理器以提升运算的并行度,最终在RK3399平台上采用LFW人脸数据集进行测试.测试结果表明,此方法相比于原始的计算方法在运算速度上提高了约30倍.
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2022,仪表技术
Translated Title
Design of Similarity Search Algorithm Based on NEON Optimization
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WF:perioarticalybjs202205006
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Chinese
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Source :
仪表技术
ISSN: 1006-2394
Year: 2022
Issue: 5
Page: 21-24,32
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ESI Highly Cited Papers on the List: 0 Unfold All
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30 Days PV: 4
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