Enhancement of Background Subtraction Techniques Using a Second Derivative in Gradient Direction Filter

Table 2

Performance for frame 29 in indoor sample with and without SDGD filter.

	Method	TP	FP	FN	TN	Recall	Precision	𝐹-Score
FD	without SDGD	2336	1372	809	79963	0.74	0.63	0.68
	With SDGD	2788	920	1165	79607	0.71	0.75	0.73
AM	without SDGD	2771	1437	808	79964	0.74	0.61	0.67
	With SDGD	2726	982	1077	79695	0.72	0.74	0.73
RG	without SDGD	2289	1419	858	79914	0.73	0.62	0.67
	With SDGD	2723	985	1106	79666	0.71	0.73	0.72
RGA	without SDGD	2564	1092	1175	79649	0.69	0.70	0.69
	With SDGD	2979	677	1535	79289	0.67	0.81	0.73