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License:
CC0-1.0
Steward:
Common VoiceDataset ID:
cmflnn482w4nypr9e6rbyu23z
Release Date: 9/15/2025
Format: MP3
Size: 260.70 MB
A collection of scripted spoken phrases in Cornish.
Restrictions/Special Constraints
You agree that you will not re-host or re-share this dataset
Forbidden Usage
You agree not to attempt to determine the identity of speakers in the Common Voice 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.
kw)This datasheet is for version 23.0 of the the Mozilla Common Voice Scripted Speech dataset
for Cornish (kw). The dataset contains 13 hours of recorded
speech (13 hours validated) from 10 speakers.
Cornish, or Kernewek, is a Brythonic language, alongside Breton and Welsh, and part of the Celtic Indo-European language family. It is an indigenous language of the United Kingdom, with most speakers located in Cornwall. In the 2021 UK Census 567 people self-identified Cornish as their main language. UNESCO has classified its status as "severely endangered".
The dataset includes the following distribution of age and gender.
Self-declared gender information, percentage refers to the number of clips annotated with this gender.
| Gender | Pertentage |
|---|---|
| Undefined | 66.0% |
| Female Feminine | 34.0% |
Self-declared age information, percentage refers to the number of clips annotated with this age band.
| Age Band | Percentage |
|---|---|
| Undefined | 12.0% |
| Fourties | 34.0% |
| Fifties | 47.0% |
| Sixties | 2.0% |
| Seventies | 5.0% |
The dataset contains 10.8 validated hours of speech from 10 unique contributors.
| Type | Count | Hours |
|---|---|---|
| Validated Clips | 9,357 | 10.8 |
| Invalidated Clips | 0 | 0.00 |
| Total Clips | 9,357 | 10.8 |
Cornish has several writing systems in place. The majority of this dataset uses the Standard Written Form, established in 2008.
The dataset uses the following characters:
' - ! , . ? a b c d e f g h i j k l m n o p r s t u v w x y z
There follows a randomly selected sample of five sentences from the corpus.
A yllyn ni redya hemma?
Marthys ens i.
Esos. Yth esos ta ena y'n kornel.
A wrussyn ni diwrosa yn uskis?
Dha leveryans yw nebes da.
Automatic random samples
Yma agan lyvrow genen.
Yma agan lyvrow genowgh.
Gwrussys. Ty a wrug kana fest yn teg.
Yth esons i ryb an wariva.
Gwell via genev a pe yeynna.
The text for this dataset comes from the following sources:
'.This dataset was partially funded by the Open Multilingual Speech Fund.
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.