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Release Date: 6/17/2026
Format: MP3
Size: 250.63 MB
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A collection of read speech recordings in Adamawa Fulfulde (fub).
Restrictions/Special Constraints
None provided.
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.
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.
fub)This datasheet is for cv-corpus-26.0-2026-06-12 of the Mozilla Common Voice Scripted Speech dataset for Adamawa Fulfulde [fub - fub]. The dataset contains 7924 clips representing 13.35 hours of recorded speech (12.95 hours validated) from 19 speakers, recorded from a text corpus of 1,067 sentences.
Adamawa Fulfulde (also referred to simply as Fulfulde) is one of several varieties of Fulfulde, or Puular, or Fula spoken troughout the Sahel region in Africa. Adamawa Fulfulde is native to a population located in the Adamawa, North and Far-North Regions of Cameroon.
Speakers of Adamawa Fulfulde, including the contributors to this dataset, distinguish three main sub-varieties spoken in three main settlement areas: Maroua, Garoua, and Ngaoundéré. The variety used in the sentence prompts is Ngaoundéré.
The dataset includes the following self-declared age and gender distributions. A coverage summary is shown below each table.
Self-declared gender information. The table shows clip and speaker counts with percentages. Speakers who did not declare a gender are listed as Unspecified. A dash (-) indicates zero.
| Code | Gender | Clips | Speakers |
|---|---|---|---|
| male_masculine | Male, masculine | - | - |
| female_feminine | Female, feminine | 77 (1.0%) | 2 (10.5%) |
| transgender | Transgender | - | - |
| non-binary | Non-binary | - | - |
| do_not_wish_to_say | Prefer not to say | - | - |
| - | Unspecified | 7,847 (99.0%) | 17 (89.5%) |
Gender declared: 77 of 7,924 clips (1.0%), 2 of 19 speakers (10.5%)
Self-declared age information. The table shows clip and speaker counts with percentages. Speakers who did not declare an age are listed as Unspecified. A dash (-) indicates zero.
| Code | Age | Clips | Speakers |
|---|---|---|---|
| teens | Teens | 72 (0.9%) | 1 (5.3%) |
| twenties | Twenties | 135 (1.7%) | 3 (15.8%) |
| thirties | Thirties | - | - |
| fourties | Fourties | - | - |
| fifties | Fifties | - | - |
| sixties | Sixties | - | - |
| seventies | Seventies | - | - |
| eighties | Eighties | - | - |
| nineties | Nineties | - | - |
| - | Unspecified | 7,717 (97.4%) | 15 (78.9%) |
Age declared: 207 of 7,924 clips (2.6%), 4 of 19 speakers (21.1%)
Clip buckets
| Bucket | Clips |
|---|---|
| Validated | 7,686 (97.0%) |
| Invalidated | 30 (0.4%) |
| Other | 208 (2.6%) |
Training splits
| Split | Clips |
|---|---|
| Train | 445 (5.8%) |
| Dev | 277 (3.6%) |
| Test | 345 (4.5%) |
Training split coverage: 1,067 of 7,686 validated clips (13.9%)
The dataset contains 7686 validated, 30 invalidated, and 208 unresolved clips. The average clip duration is 6.068 seconds.
Validated sentences: 1,067
| Category | Count |
|---|---|
| Unvalidated sentences | - |
| Pending sentences | - |
| Rejected sentences | - |
| Reported sentences | - |
The corpus contains 1,067 sentences: 1,067 validated and 0 unvalidated (0 pending review, 0 rejected), with 0 reported for review.
The collection of sentence prompts provided by the language representatives aligns with the General Alphabet of Cameroonian Languages
There follows a randomly selected sample of five sentences from the corpus.
Ɓiŋgel maako jooɗi jam bee debbo maako, laami .
Mi anndaa ko waddata nyawu nguu, ngu feƴƴotoo non.
Nde duuɓi maako cappanɗe jowi e joweetati, wakkati e reenaaka sam,
Koo jooɗi, o walaa ɓiŋngel, sey hikka doo o feni afaago.
Roondi gilaŋeeru, waddi haa ndiyam.
| Source | Sentences |
|---|---|
| Own Submission | 1,067 (100.0%) |
Each row of a tsv file represents a single audio clip, and contains the following information:
client_id - hashed UUID of a given user
path - relative path of the audio file
sentence - the sentence to be read aloud
sentence_id - unique identifier for the sentence
sentence_domain - domain classification(s) of the sentence
up_votes - number of people who said audio matches the text
down_votes - number of people who said audio does not match text
age - age of the speaker1
gender - gender of the speaker1
accents - accents of the speaker1
variant - variant of the language1
locale - locale code of the language
segment - if sentence belongs to a custom dataset segment, it will be listed here
validated_sentences.tsvThe validated_sentences.tsv file contains one row per validated sentence in the text corpus:
sentence_id - unique identifier for the sentence
sentence - the sentence text
variant - the variant of the language
sentence_domain - the domain(s) the sentence belongs to
source - the source the sentence was collected from
is_used - whether the sentence is still in circulation for recording
clips_count - number of clips recorded for this sentence
unvalidated_sentences.tsvThe unvalidated_sentences.tsv file contains one row per unvalidated sentence in the text corpus:
sentence_id - unique identifier for the sentence
sentence - the sentence text
variant - the variant of the language
sentence_domain - the domain(s) the sentence belongs to
source - the source the sentence was collected from
up_votes - number of upvotes the sentence received
down_votes - number of downvotes the sentence received
status - current status of the sentence (pending or rejected)
https://commonvoice.mozilla.org/fub
Emmanuel Ngue Um , Missa Habiba Bouloumegne
Ngué Um E, Ngo Tjomb EEC, Dibengue FL, Banum Manguele BM, Abo Djoulde B, Nyambe MA, Atangana Eloundou BM, Ngami Kamagoua JS, Mpouda Avom J, Nyobe Z, Eloundou Eyenga EG, Likwai AP (2025) Speech Technologies Datasets for African Under-Served Languages. Proceedings of the Eight Workshop on the Use of Computational Methods in the Study of Endangered Languages, edited by Lachler J, Agyapong G, Arppe A, Moeller S, Chaudhary A, Rijhwani S, Rosenblum D. URL Association for Computational Linguistics (ACL).
This dataset was partially funded by the Open Multilingual Speech Fund managed by Mozilla Common Voice.
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.
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 ↩3 ↩4