An Enhanced Visual Attention Siamese Network That Updates Template Features Online

Table 5

Ablation study on VOT2016 (base: SiamFC; GSP: gold stochastic pooling; CA: channel attention; SA: spatial self-attention; T-SA: template search collaboration attention).

Method	A ↑	R ↓	EAO ↑	ΔEAO (%)
Base	0.532	0.461	0.235	—
Base + GSP	0.547	0.433	0.241	+0.6
Base + GSP + CA	0.557	0.367	0.250	+1.5
Base + GSP + SA	0.562	0.362	0.253	+1.8
Base + GSP + T-SA	0.577	0.291	0.270	+3.5
Base + GSP + CA + SA	0.606	0.273	0.313	+7.8
Base + GSP + CA + SA + T-SA	0.622	0.231	0.353	+11.8