---
license: cc-by-4.0
language:
- en
---

CORE task as adapted for "Tokenization is Sensitive to Language Variation" paper, see [arxiv](https://arxiv.org/abs/2502.15343). 
Originally downloaded from [https://github.com/TurkuNLP/CORE-corpus](https://github.com/TurkuNLP/CORE-corpus), see also [Register identification from the unrestricted open Web using the Corpus of Online Registers of English](https://link.springer.com/article/10.1007/s10579-022-09624-1). If you want to use the original CORE dataset refer to these original sources. 

Warning: the column confusingly named "genre" was used as the ground truth label for experiments in the "Tokenization is Sensitive to Language Variation" paper.

```
@article{wegmann2025tokenization,
  title={Tokenization is Sensitive to Language Variation},
  author={Wegmann, Anna and Nguyen, Dong and Jurgens, David},
  journal={arXiv preprint arXiv:2502.15343},
  year={2025}
}
```