%0 Journal Article %A HUANG Yong %T Non-negative matrix factorization and its applications in facial expression recognition %D 2010 %R 10.3778/j.issn.1002-8331.2010.26.056 %J Computer Engineering and Applications %P 182-183 %V 46 %N 26 %X A facial expression recognition method based on 2-Dimensional Non-negative Matrix Factorization(2DNMF) is proposed in this paper.2DNMF,which regards the 2D original expression images as 2D matrices and represents them with a set of 2D bases via appling NMF.Unlike NMF,2DNMF takes full advantage of the information between rows and columns of the image,thus remains the original expression information as much as possible.Experimental result on CED-WYU(1.0)and JAFFE shows that it is an effective method for improving the recognition accuracy and effectiveness. %U http://cea.ceaj.org/EN/10.3778/j.issn.1002-8331.2010.26.056