task_categories:text-to-video language:en license:cc-by-nc-sa-4.0 size_categories:n<1K format:json modality:text library:datasets library:pandas library:polars library:mlcroissant arxiv:2511.18382 region:us video-generation video-captioning vision-language video-understanding multi-granularity text-to-video-dataset video-text-dataset