Reinforced Counterfactual Data Augmentation for Dual Sentiment Classification EMNLP

Hao Chen | Rui Xia | Jianfei Yu |

Dual Graph Convolutional Networks for Aspect-based Sentiment Analysis ACL IJCNLP

Ruifan Li | Hao Chen | Fangxiang Feng | Zhanyu Ma | Xiaojie Wang | Eduard Hovy |

ECNU_ICA_1 SemEval-2021 Task 4: Leveraging Knowledge-enhanced Graph Attention Networks for Reading Comprehension of Abstract Meaning ACL IJCNLP SemEval

Pingsheng Liu | Linlin Wang | Qian Zhao | Hao Chen | Yuxi Feng | Xin Lin | Liang He |

A Multi-answer Multi-task Framework for Real-world Machine Reading Comprehension EMNLP

Jiahua Liu | Wan Wei | Maosong Sun | Hao Chen | Yantao Du | Dekang Lin |

An Unsupervised Approach to Chinese Word Sense Disambiguation Based on Hownet ROCLING/IJCLCLP

Hao Chen | Tingting He | Donghong Ji | Changqin Quan |