Common Voice Spontaneous Speech 2.0 - Spanish

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License:

CC0-1.0

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Steward:

Common Voice

Task: ASR

Release Date: 12/5/2025

Format: MP3

Size: 638.75 KB

Description

A collection of spontaneous spoken phrases in Spanish.

Specifics

Licensing

CC0 1.0 Universal

https://creativecommons.org/publicdomain/zero/1.0/legalcode

Considerations

Forbidden Usage

It is forbidden to attempt to determine the identity of speakers in the common Voice datasets. It is forbidden to re-host or re-share this dataset

Processes

Intended Use

This dataset is intended to be used for training and evaluating automatic speech recognition (ASR) models. It may also be used for applications relating to computer-aided language learning (CALL) and language or heritage revitalisation.

Metadata

Español — Spanish (es)

This datasheet has been generated automatically, we would love to include more information, if you would like to help out, get in touch!

This datasheet is for version 2.0 of the the Mozilla Common Voice Spontaneous Speech dataset for Spanish (es). The dataset contains 12 clips representing 1 hours of recorded speech (1 hours validated) from 3 speakers.

Transcriptions

  • Prompts: 12

  • Duration: 0:01:50 [h:m:s]

  • Avg. Transcription Len: 98

  • Avg. Duration: 9.25[s]

  • Valid Duration: 105.804[s]

  • Total hours: 0.03[h]

  • Valid hours: 0.03[h]

Samples

Questions

There follows a randomly selected sample of questions used in the corpus.

¿Por qué te gusta más el frío o el calor?
¿Qué hace normalmente la gente en donde vives los domingos?
¿Qué juegan los niños usualmente en tu región?
¿Qué hace usualmente la gente en la noche antes de dormir?
¿Puedes nombrar algunos alimentos nutritivos?
Responses

There follows a randomly selected sample of transcribed responses from the corpus.

Yo, por lo menos, prefiero el frío, porque… Cuando hace calor uno no puede seguir sacándose la piel. En cambio, cuando uno tiene frío sí puede seguir poniéndose ropa. Y además, el frío… Estéticamente… La ropa que se usa cuando hace frío es bastante superior a la que se usa cuando hacer calor.
Realmente los domingos la gente se junta en familia a comer pasta o asado.
Y por mi región, normalmente, los niños juegan al fútbol.
Lavarse los dientes.
Espinaca, acelga, zanahoria, carnes rojas…

Fields

Each row of a tsv file represents a single audio clip, and contains the following information:

  • client_id - hashed UUID of a given user

  • audio_id - numeric id for audio file

  • audio_file - audio file name

  • duration_ms - duration of audio in milliseconds

  • prompt_id - numeric id for prompt

  • prompt - question for user

  • transcription - transcription of the audio response

  • votes - number of people that who approved a given transcript

  • age - age of the speaker1

  • gender - gender of the speaker1

  • language - language name

  • split - for data modelling, which subset of the data does this clip pertain to

  • char_per_sec - how many characters of transcription per second of audio

  • quality_tags - some automated assessment of the transcription--audio pair, separated by |

    • transcription-length - character per second under 3 characters per second

    • speech-rate - characters per second over 30 characters per second

    • short-audio - audio length under 2 seconds

    • long-audio - audio length over 30 seconds

Get involved!

Community links

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Licence

This dataset is released under the Creative Commons Zero (CC-0) licence. By downloading this data you agree to not determine the identity of speakers in the dataset.

Footnotes

  1. For a full list of age, gender, and accent options, see the demographics spec. These will only be reported if the speaker opted in to provide that information. ↩ ↩2