Projected Gradients for Subclass Discriminant Nonnegative Subspace Learning

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سال
: 2014
شناسه الکترونیک: 10.1109/TCYB.2014.2317174
کلیدواژه(گان): face recognition,image classification,image representation,learning (artificial intelligence),matrix decomposition,object recognition,optimisation,pattern clustering,NMF decomposition cost function,class separability,clustering-based discriminant criteria,discriminant NMF methods,discriminant data sample representations,discriminant nonnegative matrix factorization methods,face recognition,facial expression,image classification performance,intraclass variance,limit point statio
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