Opto-Electronic Engineering, Volume. 38, Issue 10, 98(2011)

Face Recognition Based on Curvelet Domain and KPCA

WANG Xian*, MU Xin, ZHANG Yan, ZHANG Fang-sheng, SONG Shu-lin, PING Xue-liang, and LIU Hao
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    Since wavelet transform can not fully describe facial curves features, a face recognition algorithm based on curvelet domain and Kernel Principal Component Analysis (KPCA) is proposed. Using multi-scale, multi-directional curvelet transform to extract image features not only has higher approximation accuracy and better sparse expression, but also can effectively express the singularity along the curve. Then, KPCA is used to project curvelet feature coefficient into the more expressive kernel space. Finally, the nearest method is adopted for classification. The results indicate this algorithm has better effect on image dimension reduction and face recognition rate in the JAFFE face database, ORL face database and FERET face database.

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    WANG Xian, MU Xin, ZHANG Yan, ZHANG Fang-sheng, SONG Shu-lin, PING Xue-liang, LIU Hao. Face Recognition Based on Curvelet Domain and KPCA[J]. Opto-Electronic Engineering, 2011, 38(10): 98

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    Paper Information

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    Received: Apr. 27, 2011

    Accepted: --

    Published Online: Oct. 21, 2011

    The Author Email: Xian WANG (wwxx.2008@163.com)

    DOI:10.3969/j.issn.1003-501x.2011.10.016

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