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色度与亮度特征相融合的彩色人脸识别算法 被引量:1
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作者 何芳州 《现代电子技术》 北大核心 2019年第7期74-78,共5页
在存在色度与亮度差异性的条件下,彩色人脸的识别准确度不高,为了提高彩色人脸的识别性能,提出基于色度与亮度特征相融合的彩色人脸识别算法。对采集的原始彩色人脸图像进行色度均衡处理,采用特征提取方法进行人脸的关键特征点定位,提... 在存在色度与亮度差异性的条件下,彩色人脸的识别准确度不高,为了提高彩色人脸的识别性能,提出基于色度与亮度特征相融合的彩色人脸识别算法。对采集的原始彩色人脸图像进行色度均衡处理,采用特征提取方法进行人脸的关键特征点定位,提取人脸图像的色度和亮度特征。对提取的特征量根据眼睛和眉毛等关键点的差异性进行信息融合,对提取的眼部区域色度信息进行二值化分离和信息增强处理,提高对彩色人脸图像的特征识别能力,实现彩色人脸识别算法的改进设计。仿真结果表明,采用该方法进行彩色人脸识别的准确识别率较高,抗色度和亮度的局部干扰能力较强。 展开更多
关键词 人脸识别 特征提取 信息融合 色度 亮度 二值化分离
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Research on black-and-white image processing method of smart car camera
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作者 LI Shi-guang ZHANG Xiao-jing GAO Xiang SUN Hong 《Journal of Measurement Science and Instrumentation》 CAS 2014年第2期23-26,共4页
In view of the images collection and processing problems of the smart car camera, the paper introduces a method which deals with field and line synchronization signal separation and binarization processing of the vide... In view of the images collection and processing problems of the smart car camera, the paper introduces a method which deals with field and line synchronization signal separation and binarization processing of the video signal collected from track fields, and which is capable to extract and position black border trajectory images effectively. According to the experiment results of the method, the camera images can be collected and processed effectively, and the accurate image information can be provided for the smart cars to travel along the track. The method has the advantages of being easy to use, strong adaptability, ideal performance and high practical value. On the basis of advantages the method is of high practical value in smart car races. 展开更多
关键词 smart car camera black-and-white image signal separation binarization processing
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