Imperfect also Deserves Reward: Multi-Level and Sequential Reward Modeling for Better Dialog Management NAACL

Zhengxu Hou | Bang Liu | Ruihui Zhao | Zijing Ou | Yafei Liu | Xi Chen | Yefeng Zheng |

Refining BERT Embeddings for Document Hashing via Mutual Information Maximization EMNLP Findings

Zijing Ou | Qinliang Su | Jianxing Yu | Ruihui Zhao | Yefeng Zheng | Bang Liu |

Integrating Semantics and Neighborhood Information with Graph-Driven Generative Models for Document Retrieval ACL IJCNLP

Zijing Ou | Qinliang Su | Jianxing Yu | Bang Liu | Jingwen Wang | Ruihui Zhao | Changyou Chen | Yefeng Zheng |