Dual-Layer Density Estimation for Multiple Object Instance Detection

Table 1

Average results for different levels of texture using proposed method and grid voting.

Texture level	Methods	Accuracy (%)		Computational time (ms)
		Precision	Recall	Feature detection	Raw match	Density estimation	Rematch	Clustering	Geometric verification	Total
High	Proposed	97.6	96.8	1027	379	479	526	3	522	2936
	Grid voting	96.2	96.3	1027	379	0	0	4	2595	4005
Medium	Proposed	96.4	95.8	941	220	191	246	3	866	2467
	Grid voting	95.7	95.4	941	220	0	0	4	2033	3198
Low	Proposed	92.1	93.6	586	94	72	119	4	1054	1929
	Grid voting	91.6	91.9	586	94	0	0	3	1345	2028