aishell3-ready / README.md
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metadata
license: apache-2.0
language:
  - zh
task_categories:
  - text-to-speech
pretty_name: aishell3-ready (AISHELL-3 Mandarin, 24 kHz parquet)
size_categories:
  - 10K<n<100K
tags:
  - speech
  - tts
  - mandarin
  - aishell-3

aishell3-ready

Mandarin Chinese multi-speaker speech from AISHELL-3 (Beijing Shell Shell Technology Co., Ltd., Apache License 2.0), repackaged as 24 kHz FLAC-in-parquet shards for TTS and aligner training.

Item Value
Source AISHELL-3 (44.1 kHz, 218 native Mandarin speakers, ~85 h)
Rows 88,035 utterances
Audio 24 kHz mono FLAC bytes in audio (resampled from 44.1 kHz, even-length trimmed)
Shards 45 × part-NNNNN.parquet (2,000 rows each)
Columns uid, audio, num_samples, sampling_rate, text, phonemes, speaker, speaker_id, language, split
Sidecars _v9/ phoneme sidecars (IPA symbol strings with Mandarin tone marks, stress, word index, character spans), joined on uid

speaker keeps the AISHELL-3 speaker code (aishell3:SSB0005, …). A companion repository dabsdamoon/aishell3-ready-f0 adds pre-extracted CREPE pitch columns to the same rows.

License and attribution

AISHELL-3 is distributed under the Apache License 2.0. Please cite:

  • Shi, Y., Bu, H., Xu, X., Zhang, S., Li, M. AISHELL-3: A Multi-speaker Mandarin TTS Corpus and the Baselines (2020). https://www.openslr.org/93/

Our repackaging (resampling, parquet layout, phoneme sidecars) is released under the same Apache 2.0 terms.