Search Results for author: Zhifang Fan

Found 2 papers, 2 papers with code

Grid Tagging Scheme for Aspect-oriented Fine-grained Opinion Extraction

2 code implementations Findings of the Association for Computational Linguistics 2020 Zhen Wu, Chengcan Ying, Fei Zhao, Zhifang Fan, Xinyu Dai, Rui Xia

To validate the feasibility and compatibility of GTS, we implement three different GTS models respectively based on CNN, BiLSTM, and BERT, and conduct experiments on the aspect-oriented opinion pair extraction and opinion triplet extraction datasets.

Aspect Sentiment Triplet Extraction

Target-oriented Opinion Words Extraction with Target-fused Neural Sequence Labeling

1 code implementation NAACL 2019 Zhifang Fan, Zhen Wu, Xin-yu Dai, Shu-Jian Huang, Jia-Jun Chen

In this paper, we propose a novel sequence labeling subtask for ABSA named TOWE (Target-oriented Opinion Words Extraction), which aims at extracting the corresponding opinion words for a given opinion target.

Aspect-oriented Opinion Extraction target-oriented opinion words extraction

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