Metric: Exact Span F1 (higher is better)
| # | Model↕ | Exact Span F1▼ | Extra Data | Paper | Date↕ | Code |
|---|---|---|---|---|---|---|
| 1 | ACE | 97.3 | No | Automated Concatenation of Embeddings for Struct... | 2020-10-10 | Code |
| 2 | BERT-CRF (Replicated in AdaSeq) | 97.18 | No | Improving Named Entity Recognition by External C... | 2021-05-08 | Code |
| 3 | ELMo + MAT + Multi-Task | 97.04 | Yes | - | - | - |
| 4 | CVT+Multi-Task+Large | 96.98 | Yes | - | - | - |
| 5 | ELMo + Multi-Task | 96.83 | Yes | - | - | - |
| 6 | Flair | 96.72 | Yes | - | - | Code |
| 7 | SeqVAT | 95.45 | No | - | - | - |
| 8 | Adversarial Training | 95.25 | No | Robust Multilingual Part-of-Speech Tagging via A... | 2017-11-14 | Code |
| 9 | BiLSTM-CRF | 95.18 | No | Robust Multilingual Part-of-Speech Tagging via A... | 2017-11-14 | Code |