Table 1.

The performance of different combinations of λ and α for our algorithm.

λ	α	Preobj	Recobj	Prepix	Recpix	DC
4	−6	0.993	0.971	0.962(0.05)	0.904(0.08)	0.936(0.03)
4	−4	0.992	0.963	0.976(0.04)	0.882(0.08)	0.924(0.04)
4	−2	0.962	0.961	0.990(0.03)	0.837(0.08)	0.907(0.05)
6	−6	0.991	0.972	0.962(0.05)	0.912(0.07)	0.923(0.03)
6	−4	0.991	0.962	0.983(0.03)	0.885(0.07)	0.935(0.04)
6	−2	0.971	0.961	0.991(0.02)	0.847(0.08)	0.912(0.04)