Datasets › MuST-C

MuST-C

Introduced by Mattia A. Di Gangi et al. in MuST-C: a Multilingual Speech Translation Corpus1 Jan 2019 archive 2025-07-28

MuST-C currently represents the largest publicly available multilingual corpus (one-to-many) for speech translation. It covers eight language directions, from English to German, Spanish, French, Italian, Dutch, Portuguese, Romanian and Russian. The corpus consists of audio, transcriptions and translations of English TED talks, and it comes with a predefined training, validation and test split.

Source: One-to-Many Multilingual End-to-End Speech Translation Image Source: https://mt.fbk.eu/must-c

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)PaperCode
Speech-to-Text Translation MuST-C EN->DE Task Modulation + Multitask Learning(ASR/MT) + Data Augmentation Case-sensitive sacreBLEU 28.88 TASK AWARE MULTI-TASK LEARNING FOR SPEECH TO TEXT TASKS — 8 Compare
Speech-to-Text Translation MuST-C Transformer with Adapters SacreBLEU 26.61 Lightweight Adapter Tuning for Multilingual Speech Translation formiel/fairseq +1 2 Compare

Papers archive 2025-07-28

8 shown of 8 papers 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 216. The Syntology column is from Syntology's graph (read 2026-09-24), stated per sample; it is not part of any archive number.

Dataset loaders archive 2025-07-28

1 loader 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-NC-ND 4.0

Modalities archive 2025-07-28

Languages archive 2025-07-28

Variants archive 2025-07-28

  • MuST-C EN->DE
  • MuST-C

2 variant names, as the archive lists them.

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