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Effective Token Graph Modeling using a Novel Labeling Strategy for Structured Sentiment Analysis



Wenxuan Shi , Fei Li , Jingye Li , Hao Fei , Donghong Ji

* to appear at the ACL 2022 Main conference 

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Unified Named Entity Recognition as Word-Word Relation Classification



Jingye Li , Hao Fei , Jiang Liu , Shengqiong Wu , Meishan Zhang , Chong Teng , Donghong Ji , Fei Li

* Accepted by AAAI'22 

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Neural Transition System for End-to-End Opinion Role Labeling



Shengqiong Wu , Donghong Ji


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A Span-Based Model for Joint Overlapped and Discontinuous Named Entity Recognition



Fei Li , Zhichao Lin , Meishan Zhang , Donghong Ji

* Accepted in the main conference of ACL 2021 

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Learn from Syntax: Improving Pair-wise Aspect and Opinion Terms Extractionwith Rich Syntactic Knowledge



Shengqiong Wu , Hao Fei , Yafeng Ren , Donghong Ji , Jingye Li

* IJCAI2021 

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End-to-end Semantic Role Labeling with Neural Transition-based Model



Hao Fei , Meishan Zhang , Bobo Li , Donghong Ji

* Accepted at AAAI 2021 

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Aggressive Language Detection with Joint Text Normalization via Adversarial Multi-task Learning



Shengqiong Wu , Hao Fei , Donghong Ji

* accepted at NLPCC2020 

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Nominal Compound Chain Extraction: A New Task for Semantic-enriched Lexical Chain



Bobo Li , Hao Fei , Yafeng Ren , Donghong Ji

* accepted at NLPCC2020 

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Mimic and Conquer: Heterogeneous Tree Structure Distillation for Syntactic NLP



Hao Fei , Yafeng Ren , Donghong Ji

* To appear at EMNLP2020 

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Retrofitting Structure-aware Transformer Language Model for End Tasks



Hao Fei , Yafeng Ren , Donghong Ji

* Accepted as long paper in EMNLP2020 main proceeding 

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