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License:
CC0-1.0
Steward:
Common VoiceDataset ID:
cmj8l8bul004pnlovgrd8wx3q
Release Date: 12/5/2025
Format: MP3
Size: 160.39 MB
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A collection of scripted spoken phrases in Hakha Chin.
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.
cnh)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 24.0 of the the Mozilla Common Voice Scripted Speech dataset
for Hakha Chin (cnh). The dataset contains 6187 clips representing 6.04 hours of recorded
speech (2.4 hours validated) from 300 speakers.
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 | Percentage |
|---|---|
| Undefined | 48.0% |
| Male Masculine | 30.0% |
| Female Feminine | 21.0% |
Self-declared age information, percentage refers to the number of clips annotated with this age band.
| Age Band | Percentage |
|---|---|
| Undefined | 48.0% |
| Twenties | 40.0% |
| Thirties | 7.0% |
| Teens | 1.0% |
| Fourties | 1.0% |
| Fifties | 2.0% |
The official data splits for modelling this language are as follows. Of the validated clips, 95.25% are included in the splits.
| Split | Count |
|---|---|
| Train | 818 |
| Test | 765 |
| Dev | 763 |
The text corpus contains 5217 sentences, of which 5218 are validated, -1 are invalidated and 9 are reported.
There follows a randomly selected sample of five sentences from the corpus.
Hmai ah a kee kaar khat a kaar.
Sawlhphelh hmang ngai mi a si.
Mileng tamtuk kan ngei i kan rawl a dih viar.
Ti a thlet.
A nupi nih a thihtak i a hmei.
| Domain | Count |
|---|---|
| Undefined | 6187 |
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
text - supposed transcription of the audio
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
accent - accent of the speaker1
segment - if sentence belongs to a custom dataset segment, it will be listed here
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 demograpics spec. These will only be reported if the speaker opted in to provide that information. ↩ ↩2 ↩3