ResearchBenchmarksNon-negative Matrix Factorization on Hubble datasetFollow0.01Relative Approximation Error (Plain)SVD-0.55283.24617.04510.8439Apr 11, 2012Evaluation ResultsMethodMethodLinksRelative Approximation Error (Plain)Relative Approximation Error (Improved)Sparsity s(U)Sparsity s(V)SVD2012.040.010.01580NMF2012.040.060.0558.022.25Pre-NMFepsilon=0epsilon=02012.040.080.0759.160.13sNMFepsilon=0epsilon=02012.040.370.3664.140.63sNMFepsilon=0.01epsilon=0.012012.043.392.993.940Pre-NMFepsilon=0.01epsilon=0.012012.0414.082.9393.710