Aspect-Level Sentiment Analysis Based on Position Features Using Multilevel Interactive Bidirectional GRU and Attention Mechanism

Table 5

Model accuracy of different technical combinations.

	Restaurant14	Laptop14	Restaurant15	Restaurant16
Single-level interactive bi-GRU	81.38	72.49	77.99	81.96
Multilevel interactive bi-GRUs	79.03	72.78	78.82	82.07
Position + single-level interactive bi-GRU	81.41	74.38	78.58	82.07
Position + multilevel interactive bi-GRUs	81.66	75.25	79.17	82.54