task_categories:automatic-speech-recognition language:sw license:cc-by-sa-4.0 size_categories:1K<n<10K format:parquet modality:audio modality:text library:datasets library:dask library:polars library:mlcroissant region:us swahili kiswahili asr speech-to-text stt on-device edge-ai low-resource africa zindi sartify ai-for-good itu