Table 1. Ablation study for open world object localization task.

Method	COCObase		COCOnovel
	AR10	AR100	AR10	AR100
FCOS	55.33	59.23	-	-
OWP	34.52	54.10	14.51	31.26
OWP+NS	35.67	55.45	15.78	32.33