Table 6. Classification Performance of Models - Chinese Dataset.

AC represents aspect category, and SP represents sentiment polarity. Bold and underlined values indicate the best result.

	AC				SP
Model	Hotel Acc. Macro-F1	WaiMai Acc. Macro-F1	SinaWeibo Acc. Macro-F1	DouBan Acc. Macro-F1	Hotel Acc. F1	WaiMai Acc. F1	SinaWeibo Acc. F1	DouBan Acc. F1
ATAE-LSTM	76.69 67.93	62.74 63.72	70.06 70.06	64.53 51.12	77.63 69.79	65.66 38.51	67.40 65.16	62.18 58.47
RAM	67.55 62.25	60.78 59.73	67.55 67.55	67.55 49.09	60.44 77.23	63.28 32.54	86.5155.29	81.06 42.31
IAN	68.50 64.11	62.69 60.90	68.50 68.50	68.50 57.10	63.41 77.78	71.09 30.77	86.22 59.48	81.78 41.43
PBAN	70.06 66.14	63.0562.94	76.79 76.79	70.0650.98	82.2566.84	88.56 60.94	82.74 50.57	77.68 69.01
BiGCN	75.18 68.45	60.25 58.44	75.18 75.18	75.27 66.30	77.23 67.54	78.75 70.51	77.1467.61	78.30 69.11
ASGCN	78.6669.01	66.93 63.47	70.84 66.46	67.74 64.31	77.7769.51	68.81 63.41	68.50 62.66	67.08 62.02
DualGCN	76.34 65.95	75.98 67.01	76.70 68.29	76.25 68.71	75.18 68.45	77.41 68.58	73.39 62.74	77.41 68.38
KumaGCN	77.69 70.84	77.41 69.06	78.0461.64	78.30 70.74	69.44 69.61	78.84 72.84	76.79 68.68	76.79 67.93
PT-BERT	72.31 65.35	79.96 77.99	82.55 76.81	82.18 77.28	82.63 78.34	83.71 74.44	80.16 80.00	90.2979.41
BERT-Pair	81.43 69.36	81.64 76.33	81.48 76.21	81.67 76.21	88.96 80.56	83.80 80.79	81.31 79.41	77.49 75.50
RoBERTa	82.54 70.75	84.17 67.22	82.07 70.10	81.16 72.33	81.87 72.89	82.31 73.53	76.33 72.76	73.84 72.66
CG-BERT	83.77 77.99	82.97 79.88	84.19 78.58	83.2575.53	83.11 78.70	89.0178.34	90.02 80.79	84.05 83.12