RocketQA: An Optimized Training Approach to Dense Passage Retrieval for Open-Domain Question Answering NAACL

Yingqi Qu | Yuchen Ding | Jing Liu | Kai Liu | Ruiyang Ren | Wayne Xin Zhao | Daxiang Dong | Hua Wu | Haifeng Wang |

Understanding the Tradeoff between Cost and Quality of Expert Annotations for Keyphrase Extraction COLING LAW

Hung Chau | Saeid Balaneshin | Kai Liu | Ondrej Linda |

Enhancing Pre-Trained Language Representations with Rich Knowledge for Machine Reading Comprehension ACL

An Yang | Quan Wang | Jing Liu | Kai Liu | Yajuan Lyu | Hua Wu | Qiaoqiao She | Sujian Li |

Multi-Passage Machine Reading Comprehension with Cross-Passage Answer Verification ACL

Yizhong Wang | Kai Liu | Jing Liu | Wei He | Yajuan Lyu | Hua Wu | Sujian Li | Haifeng Wang |

DuReader: a Chinese Machine Reading Comprehension Dataset from Real-world Applications ACL WS

Wei He | Kai Liu | Jing Liu | Yajuan Lyu | Shiqi Zhao | Xinyan Xiao | Yuan Liu | Yizhong Wang | Hua Wu | Qiaoqiao She | Xuan Liu | Tian Wu | Haifeng Wang |

Adaptations of ROUGE and BLEU to Better Evaluate Machine Reading Comprehension Task ACL WS

An Yang | Kai Liu | Jing Liu | Yajuan Lyu | Sujian Li |

Robust Multi-Relational Clustering via ℓ1-Norm Symmetric Nonnegative Matrix Factorization-Norm Symmetric Nonnegative Matrix Factorization ACL IJCNLP

Kai Liu | Hua Wang |

Bilingually-Guided Monolingual Dependency Grammar Induction ACL

Kai Liu | Yajuan Lü | Wenbin Jiang | Qun Liu |

The ICT statistical machine translation system for IWSLT 2010 IWSLT

Hao Xiong | Jun Xie | Hui Yu | Kai Liu | Wei Luo | Haitao Mi | Yang Liu | Yajuan Lü | Qun Liu |