Table 4. Results of experiments on first case of test dataset on ResNet model.

	ResNet56 v2
	Random Sampling (SRS)	Grid-based (ours)
Dataset 1	87.60%	84.88%
Dataset 2	56.10%	63.45%
Dataset 1+2	88.60%	89.11%
Dataset 1+2+3	88.63%	95.05%
Dataset 1+2+3+4+5	78.41%	84.81%