Datasets › Multilingual LibriSpeech
Multilingual LibriSpeech (MLS)
Multilingual LibriSpeech is a large multilingual corpus suitable for speech research. The dataset is derived from read audiobooks from LibriVox and consists of 8 languages - English, German, Dutch, Spanish, French, Italian, Portuguese, Polish. It includes about 44.5K hours of English and a total of about 6K hours for other languages.
Source: MLS: A Large-Scale Multilingual Dataset for Speech Research
Benchmarks archive 2025-07-28
All 2 leaderboards whose dataset resolves to this page shown (sort by any header). "First row" is the archive's own first row at snapshot, in the archive's row order; nothing here re-ranks and metric direction is not asserted.
| First row (archive order) | Paper | Code | ||||
|---|---|---|---|---|---|---|
| Speech Recognition | facebook/multilingual_librispeech german | TDT 0-4 WER 3.93 | Efficient Sequence Transduction by Jointly Predicting... | NVIDIA/NeMo +3 | 1 | Compare |
| Speech Recognition | Multilingual LibriSpeech | no rows | — | — | 0 | Compare |
Papers archive 2025-07-28
1 shown of 1 paper with a leaderboard row on this dataset's benchmarks, newest first. The archive's own "papers using this dataset" list was never published, so this is the benchmark-backed subset; the archive's count for this dataset is 77. The Syntology column is from Syntology's graph (read 2026-09-24), stated per sample; it is not part of any archive number.
| Date | Samples run Syntology | |||
|---|---|---|---|---|
| Efficient Sequence Transduction by Jointly Predicting Tokens and Durations | 4 | 1 | 13 Apr 2023 | ran 1 of 2 samples (1 unverified) |
Dataset loaders archive 2025-07-28
9 loaders as listed in the archive; links are outbound and not re-checked here.
Tasks archive 2025-07-28
License archive 2025-07-28
CC BY 4.0
Modalities archive 2025-07-28
Languages archive 2025-07-28
Variants archive 2025-07-28
- facebook/multilingual_librispeech
- Multilingual LibriSpeech, short-form (<= 30sec)
- multilingual_librispeech es
- multilingual_librispeech
- facebook/multilingual_librispeech german
- facebook/multilingual_librispeech italian
- facebook/multilingual_librispeech French
- facebook/multilingual_librispeech spanish
- Multilingual LibriSpeech (MLS)
- Multilingual LibriSpeech
10 variant names, as the archive lists them.
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