Common Voice Scripted Speech 24.0 - Bakoko

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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: 275.61 MB


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Description

A collection of scripted spoken phrases in Bakoko.

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

[Bakoko] — Bakoko (bkh)

This datasheet is for version 24.0 of the the Mozilla Common Voice Scripted Speech dataset for Bakoko (bkh). The dataset contains 7563 clips representing 14.58 hours of recorded speech (10.82 hours validated) from 13 speakers.

Language

Bakoko is a Narrow Bantu language spoken in the Sanaga-Maritime Division, Littoral Region in Cameroon.

Variants

Contributors to this dataset have reported various varieties that coexist and whose speakers identify more or less as Bakoko: Adie, Yakalak, Yasag, and Bisoo. This classification is likely not consensual, as different varieties may claim distinct ethnolinguistic identities.

The sentence prompts used to compile this dataset mostly represent the Yakalak variety.

Demographic information

The dataset includes the following distribution of age and gender.

Gender

Self-declared gender information, percentage refers to the number of clips annotated with this gender.

GenderPercentage
Undefined100.0%

Age

Self-declared age information, percentage refers to the number of clips annotated with this age band.

Age BandPercentage
Undefined100.0%

Text corpus

Writing system

Symbol table

Sample

There follows a randomly selected sample of five sentences from the corpus.

  1. Mag yi nɛ ɔ lɛ ŋtɔmbɔg

  2. Yee ɔ ngɔ yi liɓɔŋ li mɓɛɛŋ ?

  3. A ɓen lioŋganɛ jama ate a nsaŋ

  4. Ɔh kɔnɔg ɓe woŋ liɓɔŋ li mam

  5. Mikala mi mbahɛ mi lɛ mɓɛɛŋ

Automatic random samples

Mag diŋ ki mag ɛn ɓot mivag.
Li nyɛɛle wa toɓo toɓo mɔlyaŋ!
Ɓoŋ mam kaa ɛ ngaa ɓat.
Laasa etɔmb nɛ ɛ byɛɛ ma.
Nyɔ kalɛ ag laŋ tɔlaa.

Sources

Text domains

DomainCount
Undefined7563

Processing

Recommended post-processing

Get involved!

Community links

Discussions

Contribute

https://commonvoice.mozilla.org/bkh

Acknowledgements

The compilation of this dataset occured during data camp organized in Yaoundé (Cameroon) in May 2025. Two main contributors were involved in the localization of the MCV interface for Bakoko, gathering of the sentence prompts, reading sentence prompts, and validating recordings. They are :

  • Eugène Roland Bilaa

  • Dieudonné Bihoya

The organization of the data camp was conducted by a dynamic whose dedication is herewith acknowledged :

  • Dr. Florus Landry Dibenge (Project Lead)

  • Eliette Emilie-Caroline Ngo Tjomb Assembe

  • Eric Koung

  • Blaise Mathieu Banum Manguele

  • Martial Brice Antangana Eloundou

  • Emmanuel Giovanni Eloundou Eyenga

Datasheet authors

Emmanuel Ngue Um ngueum@gmail.com, Eugène Roland Bilaa eugenebilaa24@gmail.com, Dieudonné Bihoya bihoyadieudonne779@yahoo.fr

Citation guidelines

Funding

This dataset was partially funded by the Open Multilingual Speech Fund managed by Mozilla Common Voice.

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.