An Efficient Anchor-Free Face Detector with Attention Mechanisms

Table 3

Flops distributions of VAN-Reduce-FPNH-Rematch and VAN-Realloc-FPNH-Rematch and their average precisions.

Model structure	VAN-Reduce-FPNH-Rematch		VAN-Realloc-FPNH-Rematch
	Flops (G)	Percentage (%)	Flops (G)	Percentage (%)
Backbone stage 1	0.18	17.5	0.31	31.3
Backbone stage 2	0.04	3.9	0.34	34.3
Backbone stage 3	0.06	5.8	0.07	7.1
Backbone stage 4	0.02	1.9	0.03	3.0
FPN	0.24	23.3	0.04	4.0
FCOS head	0.49	47.6	0.20	20.2
Total	1.03	100	0.99	100
AP (%)	59.3		64.0