Dual-Level Attention Based on a Heterogeneous Graph Convolution Network for Aspect-Based Sentiment Classification

Table 4

Accuracy on aspect-level sentiment classification. Bin. indicates binary prediction. Thr. stands for 3-class prediction. Best scores are in bold.

Model	Rest14		Rest15		Rest16
	Bin.	Thr.	Bin.	Thr.	Bin.	Thr.
AT-LSTM	89.6	83.1	81.0	77.2	87.6	83.0
ATAE-LSTM	89.9	84.0	80.9	77.4	87.2	82.7
HEAT-BiGRU	90.1	85.3	82.6	80.2	89.8	86.7
ASGCN	89.3	85.2	83.3	80.4	89.3	86.3
HGCN	89.6	85.5	83.7	80.6	89.8	86.4
TD-GAT	89.5	85.4	83.6	80.7	89.7	86.7
DHGCN	90.3	86.2	84.2	80.9	90.5	87.3