Table 3.

The bicluster match score of matrix factorization by thresholding methods on the synthetic data1 (noise level $\delta$ = 0.25), synthetic data 2 and bacteria MS peak-pick dataset.

	PCA			NMF
Thresholding	Synthetic data1	Synthetic data2	Bacteria MS data	Synthetic data1	Synthetic data2	Bacteria MS data
OTSU	0.72	0.61	0.36	0.91	0.79	0.99
FCM	0.65	0.53	0.44	0.62	0.61	0.87
Iter	0.72	0.61	0.28	0.85	0.77	0.99
MaxEn	0.57	0.59	0.23	0.61	0.60	0.47