| A Frustratingly Easy Approach for Entity and Relation Extraction | ✓ Link | 90.9 | Ours: cross-sentence ALB | 2020-10-24 |
| GoLLIE: Annotation Guidelines improve Zero-Shot Information-Extraction | ✓ Link | 89.6 | GoLLIE | 2023-10-05 |
| PromptNER: Prompt Locating and Typing for Named Entity Recognition | ✓ Link | 88.26 | PromptNER [RoBERTa-large] | 2023-05-26 |
| Parallel Instance Query Network for Named Entity Recognition | ✓ Link | 87.42 | PIQN | 2022-03-20 |
| PromptNER: Prompt Locating and Typing for Named Entity Recognition | ✓ Link | 87.21 | PromptNER [BERT-large] | 2023-05-26 |
| DiffusionNER: Boundary Diffusion for Named Entity Recognition | ✓ Link | 86.93 | DiffusionNER | 2023-05-22 |
| A Unified MRC Framework for Named Entity Recognition | ✓ Link | 86.88 | BERT-MRC | 2019-10-25 |
| UniversalNER: Targeted Distillation from Large Language Models for Open Named Entity Recognition | ✓ Link | 86.69 | UniNER-7B | 2023-08-07 |
| Locate and Label: A Two-stage Identifier for Nested Named Entity Recognition | ✓ Link | 86.67 | Locate and Label | 2021-05-14 |
| BoningKnife: Joint Entity Mention Detection and Typing for Nested NER via prior Boundary Knowledge | | 85.46 | BoningKnife | 2021-07-20 |
| Named Entity Recognition as Dependency Parsing | ✓ Link | 85.4 | Biaffine-NER | 2020-05-14 |
| Nested Named Entity Recognition via Second-best Sequence Learning and Decoding | ✓ Link | 84.34 | Second-best learning and decoding | 2019-09-05 |
| Neural Architectures for Nested NER through Linearization | ✓ Link | 84.33 | seq2seq+BERT+Flair | 2019-08-19 |
| Merge and Label: A novel neural network architecture for nested NER | ✓ Link | 82.4 | Merge and Label | 2019-06-30 |
| Multi-Grained Named Entity Recognition | ✓ Link | 78.2 | MGNER | 2019-06-20 |
| Bipartite Flat-Graph Network for Nested Named Entity Recognition | ✓ Link | 75.1 | BiFlaG | 2020-05-01 |
| Sequence-to-Nuggets: Nested Entity Mention Detection via Anchor-Region Networks | ✓ Link | 74.9 | Anchor-Region Networks | 2019-06-10 |
| Neural Segmental Hypergraphs for Overlapping Mention Recognition | ✓ Link | 74.5 | Neural segmental hypergraphs | 2018-10-03 |
| A Neural Transition-based Model for Nested Mention Recognition | ✓ Link | 73.0 | Neural transition-based model | 2018-10-03 |
| A Neural Layered Model for Nested Named Entity Recognition | ✓ Link | 72.2 | Neural layered model | 2018-06-01 |