Table 7. Experimental results of ablation study of DGCNNII model.

Methods (DGCNNII)	Dataset
	MUTAG	PTC	NCI1	PROTEINS	D&D
Only first stage(16 layers)	92.11±0.87	74.76±2.51	78.35±0.76	81.08±0.54	82.05±0.80
Only one stage(32 layers)	92.11±0.91	70.82±2.57	75.91±0.76	80.18±0.81	82.05±0.83
DGCNNII-18(16+2 layers)	84.21±0.85	70.71±2.64	76.64±0.75	80.18±0.79	81.20±0.82
DGCNNII-22(16+6 layers)	92.11±0.91	68.88±2.54	78.59±0.75	79.28±0.79	81.20±0.82
DGCNNII-26(16+10 layers)	89.47±0.89	72.71±1.63	77.37±0.74	78.38±0.78	82.05±0.83
DGCNNII-30(16+14 layers)	94.44	74.59±2.66	79.32±0.79	81.98±0.82	82.91±0.84
DGCNNII(32 layers)	94.44	76.47±2.94	80.32±0.76	82.88±0.83	83.33±1.29