Table 4.

Accuracy comparison on the test set.

Model	Method	Accuracy(%)	Macro-F1(%)	Time(s)
SVM	V-I	73.34	70.01	16.28
	Ours	73.64	71.14	10.03
AlexNet-DS	V-I	99.73	99.73	19.33
	Ours	99.75	99.75	10.33
AlexNet	V-I	99.77	99.77	23.33
	Ours	99.79	99.79	14.31