---
language:
  - eu
configs:
- config_name: euscrawl-v1.1
  data_files:
  - split: train
    path: euscrawl-v1.1/train.jsonl.gz
  - split: validation
    path: euscrawl-v1.1/valid.jsonl.gz
  - split: test
    path: euscrawl-v1.1/test.jsonl.gz
- config_name: egunkaria
  data_files:
  - split: train
    path: egunkaria/train.jsonl.gz
  - split: validation
    path: egunkaria/valid.jsonl.gz
  - split: test
    path: egunkaria/test.jsonl.gz
- config_name: booktegi
  data_files:
  - split: train
    path: booktegi/train.jsonl.gz
  - split: validation
    path: booktegi/valid.jsonl.gz
  - split: test
    path: booktegi/test.jsonl.gz
- config_name: wikipedia
  data_files:
  - split: train
    path: wikipedia/train.jsonl.gz
  - split: validation
    path: wikipedia/valid.jsonl.gz
  - split: test
    path: wikipedia/test.jsonl.gz
- config_name: culturax
  data_files:
  - split: train
    path: CulturaX/train.jsonl.gz
  - split: validation
    path: CulturaX/valid.jsonl.gz
  - split: test
    path: CulturaX/test.jsonl.gz
- config_name: colossal-oscar
  data_files:
  - split: train
    path: colossal-oscar/train.jsonl.gz
  - split: validation
    path: colossal-oscar/valid.jsonl.gz
  - split: test
    path: colossal-oscar/test.jsonl.gz
- config_name: hplt-v1
  data_files:
  - split: train
    path: hplt-v1/train.jsonl.gz
  - split: validation
    path: hplt-v1/valid.jsonl.gz
  - split: test
    path: hplt-v1/test.jsonl.gz
task_categories:
  - fill-mask
  - text-generation
task_ids:
  - language-modeling
  - masked-language-modeling
annotations_creators:
  - no-annotation
multilinguality:
  - monolingual
---
# Latxa Corpus v1.1

This is the training corpus of [Latxa v1.1](https://huggingface.co/collections/HiTZ/latxa-65a697e6838b3acc53677304), a family of large language models for Basque based on Llama 2.

- 💻 **Repository:** [https://github.com/hitz-zentroa/latxa](https://github.com/hitz-zentroa/latxa)
- 📒 **Blog Post**: [Latxa: An Open Language Model and Evaluation Suite for Basque](https://www.hitz.eus/en/node/340)
- 📖 **Paper:** [Latxa: An Open Language Model and Evaluation Suite for Basque](https://arxiv.org/abs/2403.20266)
- 📧 **Point of Contact:** hitz@ehu.eus 

## Dataset Summary

- **Curated by:** HiTZ Research Center & IXA Research group (University of the Basque Country UPV/EHU)
- **Language(s):** eu-ES
  
Latxa's training corpus combines various existing datasets, as well as some new ones that we hereby release.
The raw document mix has been deduplicated and processed; here you'll find the final version of the corpus.
Our data sources are introduced briefly below. 
For more details, consult our [paper](https://arxiv.org/abs/2403.20266).

- **Euscrawl v1.1 <sup color="red">[new]</sup>**: An updated version of [EusCrawl v1](https://www.ixa.eus/euscrawl/) ([Artetxe et al., 2022](https://doi.org/10.18653/v1/2022.emnlp-main.499)), including new content up to November 2023.
- **Egunkaria <sup color="red">[new]</sup>**: Content from the Egunkaria daily newspaper.
- **Booktegi <sup color="red">[new]</sup>**: Content from [https://www.booktegi.eus/](https://www.booktegi.eus/) EPUB books.
- **Wikipedia**: Basque Wikipedia's [dump](https://dumps.wikimedia.org/) from November 2023.
- **CulturaX**: The Basque portion of the [CulturaX](https://huggingface.co/datasets/uonlp/CulturaX) corpus ([Nguyen et al., 2023](https://arxiv.org/abs/2309.09400)).
- **Colossal OSCAR**: The Basque portion of several [Colossal OSCAR](https://huggingface.co/datasets/oscar-corpus/colossal-oscar-1.0) releases.
- **HPLT v1**: The Basque portion of the [HPLT v1](https://hplt-project.org/datasets/v1) corpus ([Aulamo et al., 2023](https://aclanthology.org/2023.eamt-1.61)).

For detailed information regarding the licenses associated with each individual corpus comprising this training dataset, please refer to the respective references listed alongside each corpus entry.

## Statistics

The size of each dataset in terms of number of documents can be found below:

|                |     Train |  Valid |   Test |
|----------------|----------:|-------:|-------:|
| CulturaX       | 1,283,429 | 13,096 | 13,098 |
| EusCrawl v1.1  | 1,758,084 | 17,861 | 17,736 |
| HPLT v1        |   367,238 |  3,797 |  3,699 |
| Colossal OSCAR |   233,753 |  2,483 |  2,276 |
| Wikipedia      |   400,902 |  4,063 |  4,092 |
| Egunkaria      |   172,876 |  1,766 |  1,764 |
| Booktegi       |       161 |      4 |      1 |


## Citation

To cite our work, please use:

```bibtex
@misc{etxaniz2024latxa,
      title={{L}atxa: An Open Language Model and Evaluation Suite for {B}asque}, 
      author={Julen Etxaniz and Oscar Sainz and Naiara Perez and Itziar Aldabe and German Rigau and Eneko Agirre and Aitor Ormazabal and Mikel Artetxe and Aitor Soroa},
      year={2024},
      eprint={2403.20266},
      archivePrefix={arXiv},
      primaryClass={cs.CL}
}
```