datasets
Training and evaluation data, with the modality, task and licence stated up front. Listed live from the Hugging Face Hub.
twi-health-asr-gemini-500hrs
This dataset is shared under CC BY-NC 4.0, which means you are free to use, share, and adapt it for non-commercial research and educational purposes with attribution. You can read the full license at https://creativecommons.org/licenses/by-nc/4.0/.
Twi Health Speech Dataset Gemini (500 hours)
A domain-specific speech recognition dataset for Twi, one of Ghana's most widely spoken
languages, sourced from publicly available video content on health and wellness.
Created by… See the full description on the dataset page: https://huggingface.co/datasets/ghanaopenai/twi-health-asr-gemini-500hrs.new-twi-tts-aligned-ipa
new-twi-tts-aligned + IPA phonemes
ghanaopendata/new-twi-tts-aligned with a machine-generated IPA phoneme
transcription for every clip, produced with
ghananlpcommunity/ghana-speech-phoneme-asr.
Audio included — this is self-contained, no join with the source dataset needed.
Contents
split
clips
hours
phoneme units
mean units/clip
test
16,140
17.24
663,140
41.1
train
145,258
155.21
5,945,389
40.9
Columns
column
type
meaning… See the full description on the dataset page: https://huggingface.co/datasets/ghanaopenai/new-twi-tts-aligned-ipa.twi-trigrams-speech-text-parallel
This dataset is shared under CC BY-NC 4.0, which means you are free to use, share, and adapt it for non-commercial research and educational purposes with attribution. You can read the full license at https://creativecommons.org/licenses/by-nc/4.0/.
Twi Trigrams Speech-Text Parallel Dataset
Dataset Description
This dataset contains 166156 parallel speech-text pairs for Twi, a language spoken primarily in Ghana. The dataset consists of audio recordings of trigram… See the full description on the dataset page: https://huggingface.co/datasets/ghanaopenai/twi-trigrams-speech-text-parallel.navigation-corpus-twi-speech
This dataset is shared under CC BY-NC 4.0, which means you are free to use, share, and adapt it for non-commercial research and educational purposes with attribution. You can read the full license at https://creativecommons.org/licenses/by-nc/4.0/.
Twi Speech Segments (sentence splitting)
52562 speech-text pairs split from long recordings.
Processing pipeline
Source audio from ghananlpcommunity/navigation-corpus-speech-full-twi
Full-file CTC forced alignment… See the full description on the dataset page: https://huggingface.co/datasets/ghanaopenai/navigation-corpus-twi-speech.twi-health-asr
This dataset is shared under CC BY-NC 4.0, which means you are free to use, share, and adapt it for non-commercial research and educational purposes with attribution. You can read the full license at https://creativecommons.org/licenses/by-nc/4.0/.
Twi Health Speech Dataset
A domain-specific speech recognition dataset for Twi, one of Ghana's most widely spoken languages,
sourced from publicly available video content on health and wellness.
Created by Mich-Seth Owusu and… See the full description on the dataset page: https://huggingface.co/datasets/ghanaopenai/twi-health-asr.ghana-named-entities-tts-twi
This dataset is shared under CC BY-NC 4.0, which means you are free to use, share, and adapt it for non-commercial research and educational purposes with attribution. You can read the full license at https://creativecommons.org/licenses/by-nc/4.0/.
Ghana Named Entities TTS — Twi
A Twi-language speech dataset built from descriptions of Ghana named entities
(people, places, organisations, and concepts). Each audio clip is a synthesised
reading of a passage that describes several… See the full description on the dataset page: https://huggingface.co/datasets/ghanaopenai/ghana-named-entities-tts-twi.twi-health-asr-gemini-500hrs
This dataset is shared under CC BY-NC 4.0, which means you are free to use, share, and adapt it for non-commercial research and educational purposes with attribution. You can read the full license at https://creativecommons.org/licenses/by-nc/4.0/.
Twi Health Speech Dataset Gemini (500 hours)
A domain-specific speech recognition dataset for Twi, one of Ghana's most widely spoken
languages, sourced from publicly available video content on health and wellness.
Created by… See the full description on the dataset page: https://huggingface.co/datasets/ghananlpcommunity/twi-health-asr-gemini-500hrs.twi-agriculture-speech
This dataset is shared under CC BY-NC 4.0, which means you are free to use, share, and adapt it for non-commercial research and educational purposes with attribution. You can read the full license at https://creativecommons.org/licenses/by-nc/4.0/.
Twi Agriculture Speech Dataset
A domain-specific speech recognition dataset for Twi, one of Ghana's most widely spoken languages,
sourced from publicly available video content on agriculture.Created by Mich-Seth Owusu and published… See the full description on the dataset page: https://huggingface.co/datasets/ghanaopenai/twi-agriculture-speech.twi-health-asr-gemini-500hrs-ipa
Twi Health Speech — Audio, Transcript and IPA
Twi health-domain speech with both a written transcript and an IPA phoneme sequence read off the audio by ASR. Built from ghananlpcommunity/twi-health-asr-gemini-500hrs by adding the IPA column.
from datasets import load_dataset
ds = load_dataset("ghananlpcommunity/twi-health-asr-gemini-500hrs-ipa", split="train")
ds[0]["audio"] # decoded waveform, 16 kHz
ds[0]["transcription"] # transcript
ds[0]["ipa"]… See the full description on the dataset page: https://huggingface.co/datasets/ghananlpcommunity/twi-health-asr-gemini-500hrs-ipa.twi-tts-asr
Ghana Twi Speech Dataset (TTS + ASR)
79,655 synthetic Twi speech samples (88.8 hours) generated with OmniVoice. Designed for both text-to-speech (TTS) and automatic speech recognition (ASR) research on Twi.
Intended use
TTS / Voice cloning: Use the audio + text pairs directly. The dataset includes diverse voice profiles for building or fine-tuning Twi TTS systems.
ASR: Use the text transcripts as labels. The audio is natively at 24 kHz — resample to 16 kHz for… See the full description on the dataset page: https://huggingface.co/datasets/ghananlpcommunity/twi-tts-asr.ghana-female-twi-speech-asr-8word-splits
This dataset is shared under CC BY-NC 4.0, which means you are free to use, share, and adapt it for non-commercial research and educational purposes with attribution. You can read the full license at https://creativecommons.org/licenses/by-nc/4.0/.
Twi 8-Word Speech Segments
51139 speech-text pairs split from 30-min recordings.
Processing pipeline
Source audio from ghananlpcommunity/ghana-female-twi-tts-full-length
Full-file CTC forced alignment (MMS-300M) for… See the full description on the dataset page: https://huggingface.co/datasets/ghanaopenai/ghana-female-twi-speech-asr-8word-splits.new-twi-tts-aligned-ipa
new-twi-tts-aligned + IPA phonemes
ghanaopendata/new-twi-tts-aligned with a machine-generated IPA phoneme
transcription for every clip, produced with
ghananlpcommunity/ghana-speech-phoneme-asr.
Audio included — this is self-contained, no join with the source dataset needed.
Contents
split
clips
hours
phoneme units
mean units/clip
test
16,140
17.24
663,140
41.1
train
145,258
155.21
5,945,389
40.9
Columns
column
type
meaning… See the full description on the dataset page: https://huggingface.co/datasets/ghananlpcommunity/new-twi-tts-aligned-ipa.twi_multispeaker_audio_transcribed
Twi Multispeaker Audio Transcribed Dataset
Overview
The Twi Multispeaker Audio Transcribed dataset is a collection of speech recordings and their transcriptions in Asante Twi, a widely spoken dialect of the Akan language in Ghana. The dataset is designed for training and evaluating automatic speech recognition (ASR) models and other natural language processing (NLP) applications.
Dataset Details
Source: The dataset is derived from the Financial… See the full description on the dataset page: https://huggingface.co/datasets/ghanaopenai/twi_multispeaker_audio_transcribed.speech-CMMLUThis dataset only contains test data, which is integrated into UltraEval-Audio(https://github.com/OpenBMB/UltraEval-Audio) framework.
Usage
python audio_evals/main.py --dataset speech-cmmlu --model MiniCPMo2_6-speech --use_model_pool --workers 2
@article{ultraevalaudio,
title={UltraEval-Audio: A Unified Framework for Comprehensive Evaluation of Audio Foundation Models},
author={Qundong Shi and Jie Zhou and Biyuan Lin and Junbo Cui and Guoyang Zeng and Yixuan Zhou and… See the full description on the dataset page: https://huggingface.co/datasets/TwinkStart/speech-CMMLU.navigation-corpus-twi-speech
This dataset is shared under CC BY-NC 4.0, which means you are free to use, share, and adapt it for non-commercial research and educational purposes with attribution. You can read the full license at https://creativecommons.org/licenses/by-nc/4.0/.
Twi Speech Segments (sentence splitting)
52562 speech-text pairs split from long recordings.
Processing pipeline
Source audio from ghananlpcommunity/navigation-corpus-speech-full-twi
Full-file CTC forced alignment… See the full description on the dataset page: https://huggingface.co/datasets/ghananlpcommunity/navigation-corpus-twi-speech.twi-words-speech-text-parallel-400k
Twi Words Speech-Text Parallel Dataset
Dataset Description
This dataset contains 413463 parallel speech-text pairs for Twi (Akan), a language spoken primarily in Ghana. The dataset consists of audio recordings paired with their corresponding text transcriptions, making it suitable for automatic speech recognition (ASR) and text-to-speech (TTS) tasks.
Dataset Summary
Language: Twi (Akan) - tw
Task: Speech Recognition, Text-to-Speech
Size: 413463 audio files >… See the full description on the dataset page: https://huggingface.co/datasets/michsethowusu/twi-words-speech-text-parallel-400k.asante-twi-bible-speech-phonemes
This dataset is shared under CC BY-NC 4.0, which means you are free to use, share, and adapt it for non-commercial research and educational purposes with attribution. You can read the full license at https://creativecommons.org/licenses/by-nc/4.0/.
Asante Twi Bible Speech — Phonemes
Phoneme-labelled version of
ghananlpcommunity/asante-twi-bible-speech-text,
built for training a wav2vec2 (CTC) phoneme recogniser for Asante Twi.
Each example adds a phonemes column: a… See the full description on the dataset page: https://huggingface.co/datasets/ghananlpcommunity/asante-twi-bible-speech-phonemes.ghana-female-twi-speech-asr-full-length
This dataset is shared under CC BY-NC 4.0, which means you are free to use, share, and adapt it for non-commercial research and educational purposes with attribution. You can read the full license at https://creativecommons.org/licenses/by-nc/4.0/.
Audio-text dataset with 76 pairs of Twi (Ghanaian language) speech data.
Structure
audio/ - WAV audio files ({len(pairs)} files)
text/ - Corresponding text transcripts ({len(pairs)} files)
dataset_manifest.json - Links audio to… See the full description on the dataset page: https://huggingface.co/datasets/ghanaopenai/ghana-female-twi-speech-asr-full-length.navigation-corpus-speech-full-twi
This dataset is shared under CC BY-NC 4.0, which means you are free to use, share, and adapt it for non-commercial research and educational purposes with attribution. You can read the full license at https://creativecommons.org/licenses/by-nc/4.0/.
Ghana TTS Navigation Corpus — Twi
Synthetic speech dataset for navigation.
Structure
audio/ – all .wav audio files
text/ – matching .txt files with transcriptions
metadata.csv – full metadata table
Ghana_English-Twi_Code-switching_Speech
Dataset Card for KasaSpeech
Dataset Summary
KasaSpeech is a large-scale English–Twi code-switching speech dataset developed to advance research in speech technologies for English and Twi.
The dataset comprises 54,855 transcribed speech recordings collected from speakers across Ghana and is designed to capture natural code-switching between English and Twi across a diverse range of everyday topics and communication scenarios
With over 95 hours of manually… See the full description on the dataset page: https://huggingface.co/datasets/Kennethdot/Ghana_English-Twi_Code-switching_Speech.ghana-female-twi-8sec-splits
This dataset is shared under CC BY-NC 4.0, which means you are free to use, share, and adapt it for non-commercial research and educational purposes with attribution. You can read the full license at https://creativecommons.org/licenses/by-nc/4.0/.
Twi 8-Word Speech Segments
25951 speech-text pairs split from 30-min recordings.
Processing pipeline
Source audio from ghananlpcommunity/ghana-female-twi-tts-full-length
Full-file CTC forced alignment (MMS-300M) for… See the full description on the dataset page: https://huggingface.co/datasets/ghananlpcommunity/ghana-female-twi-8sec-splits.ghana-female-twi-asr-16word-splits
This dataset is shared under CC BY-NC 4.0, which means you are free to use, share, and adapt it for non-commercial research and educational purposes with attribution. You can read the full license at https://creativecommons.org/licenses/by-nc/4.0/.
Twi 16-Word Speech Segments
25951 speech-text pairs split from 30-min recordings.
Processing pipeline
Source audio from ghananlpcommunity/ghana-female-twi-tts-full-length
Full-file CTC forced alignment (MMS-300M) for… See the full description on the dataset page: https://huggingface.co/datasets/ghananlpcommunity/ghana-female-twi-asr-16word-splits.Ghana_English-Twi_Code-switching_Speech
Dataset Card for KasaSpeech
Dataset Summary
KasaSpeech is a large-scale English–Twi code-switching speech dataset developed to advance research in speech technologies for English and Twi.
The dataset comprises 54,855 transcribed speech recordings collected from speakers across Ghana and is designed to capture natural code-switching between English and Twi across a diverse range of everyday topics and communication scenarios
With over 95 hours of manually… See the full description on the dataset page: https://huggingface.co/datasets/ghanaopenai/Ghana_English-Twi_Code-switching_Speech.twi-trigrams-speech-text-parallel
Twi Trigrams Speech-Text Parallel Dataset
Dataset Description
This dataset contains 166156 parallel speech-text pairs for Twi, a language spoken primarily in Ghana. The dataset consists of audio recordings of trigram segments (3-word sequences) paired with their corresponding text transcriptions, making it suitable for automatic speech recognition (ASR) and text-to-speech (TTS) tasks.
Dataset Summary
Language: Twi - twi
Task: Speech Recognition, Text-to-Speech… See the full description on the dataset page: https://huggingface.co/datasets/fiifinketia/twi-trigrams-speech-text-parallel.Ghana_English-Twi_Code-switching_Speech
Dataset Card for KasaSpeech
Dataset Summary
KasaSpeech is a large-scale English–Twi code-switching speech dataset developed to advance research in speech technologies for English and Twi.
The dataset comprises 54,855 transcribed speech recordings collected from speakers across Ghana and is designed to capture natural code-switching between English and Twi across a diverse range of everyday topics and communication scenarios
With over 95 hours of manually… See the full description on the dataset page: https://huggingface.co/datasets/ghananlpcommunity/Ghana_English-Twi_Code-switching_Speech.ghana-twi-synthesized-speech
Ghana Twi & Code-Switching Synthesized Speech Dataset
Synthesized text-to-speech audio for Twi and English-Twi code-switching sentences.
How this dataset was built
1. Source text
The sentences come from two sources, combined and deduplicated:
A sentence-subset sampled from
ghananlpcommunity/pristine-twi-english
(greedy set-cover over 3,000 articles so that every word appearing in the corpus is present in at
least one selected sentence).
The… See the full description on the dataset page: https://huggingface.co/datasets/ghanaopenai/ghana-twi-synthesized-speech.twi_bible_v2_tts
Text-to-Speech Dataset
Ghana_English-Twi_Code-switching_Speech-ipa
KasaSpeech English–Twi Code-Switching Speech — IPA
A phonemised version of
ghananlpcommunity/Ghana_English-Twi_Code-switching_Speech
(KasaSpeech) with one added column: ipa.
Every other column — audio included — is carried over byte-for-byte, and row
order is unchanged, so this dataset aligns one-to-one with the original.
The ipa column
Each transcript is converted to a phoneme sequence with
ghanag2p-uni, the Twi-only
grapheme-to-phoneme library built on
ghana-g2p… See the full description on the dataset page: https://huggingface.co/datasets/ghananlpcommunity/Ghana_English-Twi_Code-switching_Speech-ipa.ghana-twi-synthesized-speech
Ghana Twi & Code-Switching Synthesized Speech Dataset
Synthesized text-to-speech audio for Twi and English-Twi code-switching sentences.
How this dataset was built
1. Source text
The sentences come from two sources, combined and deduplicated:
A sentence-subset sampled from
ghananlpcommunity/pristine-twi-english
(greedy set-cover over 3,000 articles so that every word appearing in the corpus is present in at
least one selected sentence).
The… See the full description on the dataset page: https://huggingface.co/datasets/ghananlpcommunity/ghana-twi-synthesized-speech.asante-twi-bibleAsante Twi Bible Audio
This dataset is comprised of audio recorded from [Youversion's website](https://www.bible.com/bible/2094/), which hosts audio and written copies of the Bible in multiple languages. It includes audio and matching transcriptions of the Bible, useful for Automatic Speech Recognition (ASR) and Speech Generation applications.
In its first iteration, it contains Romans 1 - 4 in the Asante Twi Nkwa Asɛm version. As more data is preprocessed, the dataset will grow to include… See the full description on the dataset page: https://huggingface.co/datasets/jdapaah/asante-twi-bible.