---
pretty_name: BIPA - Brazilian Portuguese Phonetic Dataset with Dialectal Variations in IPA Standard
dataset_name: BIPA
language:
  - pt
multilinguality: monolingual
license: cc-by-sa-4.0
tags:
  - g2p
  - ipa
  - brazilian-portuguese
  - dialects
size_categories:
  - 100K<n<1M
annotations_creators:
  - derived-from-crowdsourcing
source_datasets:
  - original
configs:
  - config_name: standard
    description: Standard dialect (label "Brazil")
  - config_name: all_dialects
    description: All labeled dialectal variations
---

# BIPA — Brazilian Portuguese Pronunciation Dataset (IPA)

## Description
A grapheme-to-phoneme (G2P) dataset for Brazilian Portuguese, with transcriptions in the International Phonetic Alphabet (IPA) and dialectal labels, derived from Wiktionary under CC BY-SA 4.0. Includes consistent symbol normalization (inventory: 107 segmental letters, 44 diacritics) and standardization of dialectal labels.

Paper: [BIPA: Brazilian Portuguese Phonetic Dataset with Dialectal Variations in IPA Standard](https://aclanthology.org/2026.propor-1.47/)

## Statistics
- Unique words: **53,353**
- Total transcriptions: **350,021**
- Distribution by dialect:
  - Brazil (general): **52.67%**
  - Rio de Janeiro: **22.51%**
  - São Paulo: **14.71%**
  - South Region: **9.98%**
  - Northeast Region: **0.10%**
  - Center-West Region: **0.02%**
- Extraction date: **09/17/2025**

## How to Cite

If you use this dataset, please cite the following paper:

> Thiago Monteles de Sousa, Lucas Rafael Gris, and Nádia Félix Felipe da Silva. 2026. [BIPA: Brazilian Portuguese Phonetic Dataset with Dialectal Variations in IPA Standard](https://aclanthology.org/2026.propor-1.47/). In *Proceedings of the 17th International Conference on Computational Processing of Portuguese (PROPOR 2026) - Vol. 1*, pages 478–487, Salvador, Brazil. Association for Computational Linguistics.