First Target and Opinion then Polarity: Enhancing Target-opinion Correlation for Aspect Sentiment Triplet Extraction

Lianzhe Huang
Lianzhe Huang
Peiyi Wang
Peiyi Wang
Tianyu Liu
Tianyu Liu
Xiaodong Zhang
Xiaodong Zhang
Zhicong Cheng
Zhicong Cheng
Dawei Yin
Dawei Yin
Houfeng Wang
Houfeng Wang
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Abstract:

Aspect Sentiment Triplet Extraction (ASTE) aims to extract triplets from a sentence, including target entities, associated sentiment polarities, and opinion spans which rationalize the polarities. Existing methods are short on building correlation between target-opinion pairs, and neglect the mutual interference among different sentimen...More

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