Metric: F1 score (higher is better)
| # | Model↕ | F1 score▼ | Extra Data | Paper | Date↕ | Code |
|---|---|---|---|---|---|---|
| 1 | ACE | 97.3 | No | Automated Concatenation of Embeddings for Struct... | 2020-10-10 | Code |
| 2 | Flair embeddings | 96.72 | No | - | - | Code |
| 3 | JMT | 95.77 | No | A Joint Many-Task Model: Growing a Neural Networ... | 2016-11-05 | Code |
| 4 | Low supervision | 95.57 | No | - | - | - |
| 5 | IntNet + BiLSTM-CRF | 95.29 | No | Learning Better Internal Structure of Words for ... | 2018-10-29 | - |
| 6 | Suzuki and Isozaki | 95.15 | No | - | - | - |
| 7 | NCRF++ | 95.06 | No | NCRF++: An Open-source Neural Sequence Labeling ... | 2018-06-14 | Code |
| 8 | BI-LSTM-CRF (Senna) (ours) | 94.46 | No | Bidirectional LSTM-CRF Models for Sequence Tagging | 2015-08-09 | Code |