Collective Loss Function for Positive and Unlabeled Learning. - Chenhao Xie 002; Qiao Cheng 005; Jiaqing Liang; Lihan Chen; Yanghua Xiao (CoRR, 2020)

Complex Relation Extraction: Challenges and Opportunities. - Haiyun Jiang; Qiaoben Bao; Qiao Cheng 005; Deqing Yang; Li Wang; Yanghua Xiao (CoRR, 2020)

HacRED: A Large-Scale Relation Extraction Dataset Toward Hard Cases in Practical Applications. - Qiao Cheng 005; Juntao Liu; Xiaoye Qu; Jin Zhao 004; Jiaqing Liang; Zhefeng Wang 001; Baoxing Huai; Nicholas Jing Yuan; Yanghua Xiao (ACL/IJCNLP (Findings), 2021)