import { Help } from 'components/typography'; import Link from 'components/link'
| Pipeline | Parser | Tagger | NER | | ---------------------------------------------------------- | -----: | -----: | ---: | | [`en_core_web_trf`](/models/en#en_core_web_trf) (spaCy v3) | 95.1 | 97.8 | 89.8 | | [`en_core_web_lg`](/models/en#en_core_web_lg) (spaCy v3) | 92.0 | 97.4 | 85.5 | | `en_core_web_lg` (spaCy v2) | 91.9 | 97.2 | 85.5 |
**Full pipeline accuracy** on the [OntoNotes 5.0](https://catalog.ldc.upenn.edu/LDC2013T19) corpus (reported on the development set).
| Named Entity Recognition System | OntoNotes | CoNLL '03 | | -------------------------------- | --------: | --------: | | spaCy RoBERTa (2020) | 89.8 | 91.6 | | Stanza (StanfordNLP)1 | 88.8 | 92.1 | | Flair2 | 89.7 | 93.1 |
**Named entity recognition accuracy** on the [OntoNotes 5.0](https://catalog.ldc.upenn.edu/LDC2013T19) and [CoNLL-2003](https://www.aclweb.org/anthology/W03-0419.pdf) corpora. See [NLP-progress](http://nlpprogress.com/english/named_entity_recognition.html) for more results. Project template: [`benchmarks/ner_conll03`](%%GITHUB_PROJECTS/benchmarks/ner_conll03). **1. ** [Qi et al. (2020)](https://arxiv.org/pdf/2003.07082.pdf). **2. ** [Akbik et al. (2018)](https://www.aclweb.org/anthology/C18-1139/).