Search Results for author: Ziheng Liu

Found 2 papers, 1 papers with code

Comparative Opinion Quintuple Extraction from Product Reviews

1 code implementation EMNLP 2021 Ziheng Liu, Rui Xia, Jianfei Yu

To address these limitations, in this work we first introduce a new Comparative Opinion Quintuple Extraction (COQE) task, to identify comparative sentences from product reviews and extract all comparative opinion quintuples (Subject, Object, Comparative Aspect, Comparative Opinion, Comparative Preference).

Opinion Mining

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