Pattern Expression Nonnegative Matrix Factorization: Algorithm and Applications to Blind Source Separation

<table>Extended bar problem
solution obtained from PE-NMF: (a) source images, (b) mixed images, (c)
recovered images from PE-NMF.</table>

Computational Intelligence and Neuroscience

Figure 3: Pattern Expression Nonnegative Matrix Factorization: Algorithm and Applications to Blind Source Separation 