Table 3. Training accuracy comparison of baseline model using ReLU, LeakyReLU and Swish activation function.

Activation function	FV-USM	SDUMLA	MMCBNU_600	NUPT-FPV
ReLU	89.210%	90.07%	92.12%	92.63%
LeakyReLU	92.11%	92.87%	92.94%	91.78%
Swish	93.36%	93.89%	94.21%	92.81%