Table 4.

Compare with Lu’s algorithm.

Algorithm	Preobj	Recobj	Prepix	Recpix	DC
Lu [37]	0.806	0.781	0.951(0.061)	0.935(0.051)	0.941(0.037)
Our	0.869	0.847	0.942(0.01)	0.92(0.07)	0.927(0.04)