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Dataset · Hugging Face

mythicinfinity/libriheavy

Libriheavy Libriheavy: a 50,000 hours ASR corpus with punctuation casing and context. Libriheavy is a labeled version of Librilight. This uploaded version replaces the default Libri-Light audio files with the highest quality available versions from librivox. In most cases, this consists an upgrade of the source audio from a 64kbps mp3 to a 128kbps mp3. Audio files are then re-encoded using the Opus 68kbps codec to retain quality and reduce size. Homepage:… See the full description on the dataset page: https://huggingface.co/datasets/mythicinfinity/libriheavy.

Author / organizationmythicinfinity
License (as declared)apache-2.0
Downloads5.9K (as reported by Hugging Face)
Likes18
Created11 July 2024
Last updated at source2 April 2026
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