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视频中适应光照可变情况下的人脸识别方法

, PP. 856-861

Keywords: 人脸识别,Gabor小波,局部三值模式(LTP),自适应直方图均衡(AHE)

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Abstract:

提出一种结合使用自适应直方图均衡(AHE)、Gabor滤波器及局部三值模式(LTP)描述器进行视频中上下左右和正面光照条件下识别人脸的方法。首先,使用AHE对来自YaleB与CMU-PIE数据库的人脸图片进行降噪处理。然后用Gabor滤波器进行卷积,提取出相应的Gabor特征图,针对每一个Gabor特征图利用LTP描述器提取出局部邻域关系模式。最后由这些模式的区域直方图形成的序列来描述人脸。YaleB人脸库以及CMUPIE人脸库验证该方法的有效性。

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