license: cc-by-nc-nd-4.0
configs:
- config_name: default
data_files:
- split: train
path: data/train-*
dataset_info:
features:
- name: Voice ID
dtype: string
- name: Voice Name
dtype: string
- name: Voice Gender
dtype: string
- name: Record Date
dtype: string
- name: Text Length
dtype: int64
- name: Audio Length (ms)
dtype: int64
- name: Audio Path
dtype: audio
- name: Text Path
dtype: string
- name: Text
dtype: string
splits:
- name: train
num_bytes: 16697363003
num_examples: 100998
download_size: 16224384151
dataset_size: 16697363003
Alcaim Dataset: Brazilian Portuguese Audio Corpus
Overview
The Alcaim Dataset is a Brazilian Portuguese audio corpus provided by the Centro de Estudos em Telecomunicações (CETUC) for research purposes exclusively. This dataset consists of audio recordings and transcriptions in Brazilian Portuguese, suitable for speech recognition, linguistic analysis, and other research applications.
According to Section 4.1.3 of the Master's Dissertation of Rafael Oliveira (PPGCC, 2012):
O Centro de Estudos em Telecomunicações (CETUC), através do Professor Doutor Abraham Alcaim, gentilmente cedeu ao LaPS, para fins de pesquisa exclusivamente, seu corpus de áudio para Português Brasileiro. Esse corpus, é composto por áudios de 1.000 sentenças, gravados por 101 locutores, totalizando aproximadamente 143 horas de áudio.
Dataset Details
- Number of Speakers: 101 (50 male, 51 female)
- Number of Sentences: 1,000 unique sentences
- Total Audio Duration: Approximately 143 hours
- File Types:
- Audio Files:
.wavformat, recorded at 16 kHz - Transcriptions: Plain text files (
.txt) containing the corresponding sentence for each audio file
- Audio Files:
- Metadata: Includes speaker ID, gender, recording date, and transcription details.
Voices Table
| Voice ID | Record Date | Voice Name |
|---|---|---|
| F000 | 2018-09-28 | Ivone Amitrano |
| F001 | 2020-02-28 | Patricia |
| F002 | 2018-09-28 | Madel |
| F003 | 2018-09-28 | Andrea |
| F004 | 2018-09-28 | Priscila Terra |
| F005 | 2018-09-28 | N A |
| F006 | 2018-09-28 | Geruza |
| F007 | 2018-09-28 | Cristiane |
| F008 | 2018-09-28 | Benita |
| F009 | 2018-09-28 | Marta |
| F010 | 2018-09-28 | Alexandra |
| F011 | 2018-09-28 | Sandra Rocha |
| F012 | 2018-09-28 | Silvana Ferreira |
| F013 | 2018-09-28 | Regina |
| F014 | 2020-02-19 | Ieda |
| F015 | 2018-09-28 | Sandra Cipriano |
| F016 | 2018-09-28 | Conceicao Abdulatif |
| F017 | 2018-09-28 | Lila |
| F018 | 2019-10-29 | Alcione |
| F019 | 2018-09-28 | Luana Ester Luna |
| F020 | 2018-09-28 | Fatima Turano |
| F021 | 2018-09-28 | Ce Cilia Bulcao |
| F022 | 2018-09-28 | Leona Rodrigues |
| F023 | 2018-09-28 | Claudia Moraes |
| F024 | 2018-09-28 | Mariana |
| F025 | 2018-09-28 | camilla Wagner |
| F026 | 2018-09-28 | Paula |
| F027 | 2018-09-28 | Myrza Wanderley |
| F028 | 2018-09-28 | Juliana |
| F029 | 2018-09-28 | Narhua |
| F030 | 2018-09-28 | Rose |
| F031 | 2018-09-28 | Sheila |
| F032 | 2018-09-28 | Andreia Soares |
| F033 | 2018-09-28 | Custodia |
| F034 | 2018-09-28 | Gabriela |
| F035 | 2018-09-28 | Carla |
| F036 | 2018-09-28 | Aurea |
| F037 | 2018-09-28 | Nathalia |
| F038 | 2018-09-28 | Tatiana Ruback |
| F039 | 2018-09-28 | Denize Ramos |
| F040 | 2018-09-28 | Anesia |
| F041 | 2018-09-28 | Tereza Spedo |
| F042 | 2018-09-28 | Ana Varela |
| F043 | 2018-09-28 | Helen |
| F044 | 2018-09-28 | Milena |
| F045 | 2018-09-28 | Alessandra |
| F046 | 2018-09-28 | Anna Perez |
| F047 | 2018-09-28 | Flavia |
| F048 | 2018-09-28 | Roseoliveira |
| F049 | 2018-09-28 | Adriana Malta |
| F050 | 2018-09-28 | Carolina Magalhaes |
| M000 | 2018-09-28 | Paulinho |
| M001 | 2018-09-28 | Aislam |
| M002 | 2018-09-28 | Daniel Ribeiro |
| M003 | 2018-09-28 | Jailson |
| M004 | 2018-09-28 | Walace |
| M005 | 2018-09-28 | Julio Faustino |
| M006 | 2018-09-28 | Marcos Bittencourt |
| M007 | 2018-09-28 | Elson |
| M008 | 2018-09-28 | Ivan Mariano |
| M009 | 2018-09-28 | Jonatas |
| M010 | 2018-09-28 | Renato Peres |
| M011 | 2018-09-28 | Marcio |
| M012 | 2018-09-28 | Oswaldo |
| M013 | 2018-09-28 | Rafael |
| M014 | 2018-09-28 | Mario Junior |
| M015 | 2018-09-28 | Paulo Siqueira Papus |
| M016 | 2018-09-28 | Eduardo Pereira |
| M017 | 2018-09-28 | Joel |
| M018 | 2018-09-28 | Gilberto |
| M019 | 2018-09-28 | Jean Carlos |
| M020 | 2018-09-28 | Emigoncalvez |
| M021 | 2018-09-28 | Jair |
| M022 | 2018-09-28 | Eduardo Tardin |
| M023 | 2018-09-28 | Edson Cabral |
| M024 | 2018-09-28 | Jose Ildo |
| M025 | 2018-09-28 | jorge |
| M026 | 2018-09-28 | Diego |
| M027 | 2018-09-28 | Tulio |
| M028 | 2018-09-28 | Pedro |
| M029 | 2018-09-28 | Luiz Carlos |
| M030 | 2018-09-28 | Henrique |
| M031 | 2018-09-28 | Jonatas Portugal |
| M032 | 2018-09-28 | Fabio Correa |
| M033 | 2018-09-28 | Lucas Sabino9 |
| M034 | 2018-09-28 | Francisco Chagas |
| M035 | 2018-09-28 | Rogerio |
| M036 | 2018-09-28 | Marcos Imbuzeiro |
| M037 | 2018-09-28 | Marcosvictor |
| M038 | 2018-09-28 | Paulo Campos |
| M039 | 2018-09-28 | Eduardo Duque |
| M040 | 2018-09-28 | Daniel Rientes |
| M041 | 2018-09-28 | Jonatas Ribeiro |
| M042 | 2018-09-28 | Jorge Humberto |
| M043 | 2018-09-28 | Rodrigo |
| M044 | 2018-09-28 | Francisco Emilio |
| M045 | 2018-09-28 | Pedro Henrique |
| M046 | 2018-09-28 | Henrique Mafra |
| M047 | 2020-02-19 | Salles Abi Abib |
| M048 | 2018-09-28 | Jackson Barbosa |
| M049 | 2018-09-28 | Luis Gustavo |
License and Usage
This dataset is provided exclusively for research purposes, as stipulated by CETUC. Any use outside research, including commercial purposes, redistribution, or modification without explicit permission, is strictly prohibited.
For more details on the licensing and terms of use, please refer to the original sources or contact CETUC.