| --- |
| configs: |
| - config_name: default |
| data_files: |
| - split: train |
| path: data/train-* |
| dataset_info: |
| features: |
| - name: audio_filename |
| dtype: string |
| - name: text |
| dtype: string |
| - name: voice_id |
| dtype: string |
| - name: audio |
| dtype: |
| audio: |
| decode: false |
| splits: |
| - name: train |
| num_bytes: 165955597080 |
| num_examples: 664125 |
| download_size: 157800059320 |
| dataset_size: 165955597080 |
| language: |
| - vi |
| tags: |
| - vietnamese |
| - synthetic |
| - audio |
| - tts |
| size_categories: |
| - 100K<n<1M |
| --- |
| # *Dolly-Audio: Vietnamese Multi-Speaker High-Quality Speech Corpus* |
|
|
| ## *Dataset Summary* |
|
|
| *Dolly-Audio* is a large-scale, high-quality Vietnamese speech corpus created by the *Dolly AI Team*. |
| Inspired by Dolly, the world’s first cloned mammal, the project aims to advance research in Vietnamese speech synthesis, speech recognition, and voice modeling. |
|
|
| This release provides nearly *1,000 hours of professionally cleaned audio*, featuring *152 speakers* across different Vietnamese regions and speaking styles. Text transcripts span a wide variety of domains to ensure linguistic diversity and model robustness. |
|
|
| --- |
|
|
| ## *Key Features* |
|
|
| * ~1,000 hours of high-quality Vietnamese speech |
| * 152 multi-region speakers with diverse accents |
| * Cleaned, noise-free audio; no background music |
| * Sentence-level boundary trimming for natural prosody |
| * Rich transcript domains (news, entertainment, education, conversational, etc.) |
| * Estimated *near-zero WER (≈ 0%)* from manual sampling |
| * Suitable for TTS, ASR, voice cloning, and speech research |
|
|
| --- |
|
|
| ## *Intended Use* |
|
|
| The dataset is ideal for: |
|
|
| * Multi-speaker text-to-speech (TTS) |
| * Automatic speech recognition (ASR) |
| * Voice cloning and speaker adaptation |
| * Prosody modeling |
| * Linguistic and phonetic research |
|
|
| Commercial use is *not permitted* under the license. |
|
|
| --- |
|
|
| ## *Usage Restrictions* |
|
|
| * Non-commercial *research use only* |
| * Redistribution must comply with *CC-BY-NC-SA-4.0* |
| * Users must verify dataset suitability for their research task |
| * Institutional email required for access approval |
|
|
| --- |
|
|
| ## *Citation* |
|
|
| If you use Dolly-Audio in your research, please credit the creators: |
|
|
| *Nguyen Vinh Huy* — [nguyenvinhhuy@dtu.edu.vn](mailto:nguyenvinhhuy@dtu.edu.vn) |
| *Nguyen Dinh Thuan* — [boyphuthien115@gmail.com](mailto:boyphuthien115@gmail.com) |
|
|
| @dataset{dolly_audio_2025, |
| title = {Dolly-Audio: Vietnamese Multi-Speaker High-Quality Speech Corpus}, |
| author = {Nguyen, Vinh Huy and Nguyen, Dinh Thuan}, |
| year = {2025}, |
| publisher = {Dolly AI Team}, |
| howpublished = {\url{https://huggingface.co/datasets/Dolly-AI/Dolly-Audio}}, |
| note = {Released under CC-BY-NC-SA-4.0. Research use only.} |
| } |
|
|
| --- |
|
|
| ## *Contact* |
|
|
| For access requests or inquiries, please contact the maintainers via the emails above. |
