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- **各主流方法在主要中文NER数据集上的表现情况**
| | **lexicon** | **Ontonotes** | **MSRA** | **Resume** | **Weibo** |
| -------------- | ----------- | ------------- | --------- | ---------- | --------- |
| biLSTM | ---- | 71.81 | 91.87 | 94.41 | 56.75 |
| Lattice LSTM | 词表1 | 73.88 | 93.18 | 94.46 | 58.79 |
| WC-LSTM | 词表1 | 74.43 | 93.36 | 94.96 | 49.86 |
| LR-CNN | 词表1 | 74.45 | 93.71 | 95.11 | 59.92 |
| CGN | 词表2 | 74.79 | 93.47 | 94.12 | 63.09 |
| LGN | 词表1 | 74.85 | 93.63 | 95.41 | 60.15 |
| Simple-Lexicon | 词表1 | 75.54 | 93.50 | **95.59** | 61.24 |
| FLAT | 词表1 | **76.45** | 94.12 | 95.45 | 60.32 |
| FLAT | 词表2 | 75.70 | **94.35** | 94.93 | **63.42** |
| BERT | ---- | 80.14 | 94.95 | 95.53 | 68.20 |
| BERT+FLAT | 词表1 | **81.82** | **96.09** | **95.86** | **68.55** |
- 说明：
- 词表1为Lattice LSTM 采用的词表
- 词表2为[论文](Analogical Reasoning on Chinese Morphological and Semantic Relations)采用的词表
- 具体方法对应的文献为：
[1] [Lattice LSTM：Chinese NER Using Lattice LSTM](https://link.zhihu.com/?target=https%3A//arxiv.org/abs/1805.02023)
[2] [LR-CNN:CNN-Based Chinese NER with Lexicon Rethinking](https://link.zhihu.com/?target=https%3A//pdfs.semanticscholar.org/1698/d96c6fffee9ec969e07a58bab62cb4836614.pdf)
[3] [CGN:Leverage Lexical Knowledge for Chinese Named Entity Recognition via Collaborative Graph Network](https://link.zhihu.com/?target=https%3A//www.aclweb.org/anthology/D19-1396.pdf)
[4] [LGN: A Lexicon-Based Graph Neural Network for Chinese NER](https://link.zhihu.com/?target=https%3A//www.aclweb.org/anthology/D19-1096.pdf)
[5] [FLAT: Chinese NER Using Flat-Lattice Transformer](https://link.zhihu.com/?target=https%3A//arxiv.org/pdf/2004.11795.pdf)
[6] [WC-LSTM: An Encoding Strategy Based Word-Character LSTM for Chinese NER Lattice LSTM](https://link.zhihu.com/?target=https%3A//pdfs.semanticscholar.org/43d7/4cd04fb22bbe61d650861766528e369e08cc.pdf%3F_ga%3D2.158312058.1142019791.1590478401-1756505226.1584453795)
[7] [Multi-digraph: A Neural Multi-digraph Model for Chinese NER with Gazetteers](https://link.zhihu.com/?target=https%3A//www.aclweb.org/anthology/P19-1141.pdf)
[8] [Simple-Lexicon：Simplify the Usage of Lexicon in Chinese NER](https://link.zhihu.com/?target=https%3A//arxiv.org/pdf/1908.05969.pdf)