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Author:

毋立芳 (毋立芳.) (Scholars:毋立芳) | 曹瑜 (曹瑜.) | 叶澄灿 (叶澄灿.) | 曹航明 (曹航明.) | 周鹏 (周鹏.) | 许晓 (许晓.) | 侯亚希 (侯亚希.)

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incoPat zhihuiya

Abstract:

本发明公开了一种基于灰度共生矩阵和小波分析的活体人脸检测方法,其首先将从摄像头获取包含人脸区域的RGB图像转换为灰度图像,将灰度级压缩为16级,之后分别计算4个灰度共生矩阵(取距离为1,角度分别为0°、45°、90°、135°),然后在灰度共生矩阵的基础上再提取能量、熵、惯性矩和相关性四个纹理特征量,再次分别对四个灰度共生矩阵的4个纹理特征量求均值和方差;同时对原始图像利用Haar小波基进行二级分解,提取子带HH1,HH2的系数矩阵后求其均值和方差;最后将所有的特征值作为待检测样本送入训练后的支持向量机中进行检测,分类识别真实或假冒人脸图像,该方法的优点是降低了计算复杂度,提高了检测准确率。

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Patent Info :

Type: 发明申请

Patent No.: CN201310557941.0

Filing Date: 2013-11-12

Publication Date: 2014-02-26

Pub. No.: CN103605958A

Applicants: 北京工业大学

Legal Status: 驳回

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 7

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