datasets
Training and evaluation data, with the modality, task and licence stated up front. Listed live from the Hugging Face Hub.
majestrino-unified-detailed-captions
Majestrino Unified Detailed Captions
Filtered subset of laion/majestrino-data containing all samples with unified_detailed_caption.
Stats
4,658,407 samples
932 tar files (~1.1 GB each)
~1,017 GB total
Format
Each tar contains paired .flac + .json files.
JSON fields:
caption — the unified detailed caption
caption_type — always unified_detailed_caption
transcription — speech transcription (when available, normalized from multiple source keys)
duration — audio… See the full description on the dataset page: https://huggingface.co/datasets/TTS-AGI/majestrino-unified-detailed-captions.majestrino-unified-detailed-captions-temporal
Majestrino Unified Detailed Captions with Temporal Aspects
Filtered subset of laion/majestrino-data containing only samples with unified_detailed_caption_with_temporal_aspects.
Stats
4,128,665 samples
826 tar files (~1.1 GB each)
~878 GB total
Format
Each tar contains paired .flac + .json files.
JSON fields:
caption — the unified detailed caption with temporal aspects
caption_type — always unified_detailed_caption_with_temporal_aspects
transcription — speech… See the full description on the dataset page: https://huggingface.co/datasets/TTS-AGI/majestrino-unified-detailed-captions-temporal.parczech4speech-unsegmented
ParCzech4Speech (Unsegmented Variant)
Dataset Summary
ParCzech4Speech (Unsegmented Variant) is a large-scale Czech speech dataset derived from parliamentary recordings and official transcripts.
This variant captures continuous speech segments without enforcing sentence boundaries, making it well-suited for real-world streaming ASR scenarios
and speech modeling tasks that benefit from natural discourse flow.
The dataset is created using a combination of WhisperX and… See the full description on the dataset page: https://huggingface.co/datasets/ufal/parczech4speech-unsegmented.