task_categories:token-classification language:fa license:cc-by-4.0 size_categories:100K<n<1M format:parquet modality:text library:datasets library:pandas library:polars library:mlcroissant arxiv:2603.05314 region:us persian farsi punctuation punctuation-restoration token-classification sequence-labeling nlp parsbert bert asr-post-processing low-resource text-normalization