Total variation norm-based nonnegative matrix factorization for identifying discriminant representation of image patterns.

Taiping Zhang Bin Fang Weining Liu Yuan Yan Tang Guanghui He Jing Wen Total variation norm-based nonnegative matrix factorization for identifying discriminant representation of image patterns. 1824-1831 2008 71 Neurocomputing 10-12 http://dx.doi.org/10.1016/j.neucom.2008.01.022 db/journals/ijon/ijon71.html#ZhangFLTHW08