Liu, Shifeng

2 publications

AAAI 2020 HAMNER: Headword Amplified Multi-Span Distantly Supervised Method for Domain Specific Named Entity Recognition Shifeng Liu, Yifang Sun, Bing Li, Wei Wang, Xiang Zhao

AAAI 2020 Recursively Binary Modification Model for Nested Named Entity Recognition Bing Li, Shifeng Liu, Yifang Sun, Wei Wang, Xiang Zhao