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电子学报  2013 

核二维子类鉴别分析

DOI: 10.3969/j.issn.0372-2112.2013.05.025, PP. 992-996

Keywords: 鉴别分析,核方法,二维子类鉴别分析,多子类,线性不可分

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Abstract:

针对图像数据的多子类线性不可分问题,提出一种快速核二维子类鉴别分析算法(K2DSDA).算法从理论证明K2DSDA等价于基于核样本列(行)向量的2DSDA,并结合快速核样本图像近似定义实现最优判别向量计算,降低了算法复杂度.实验显示,本文算法在多个标准人脸库上的分类准确率优于其他鉴别分析算法,这证实了K2DSDA的有效性.

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