task_categories:visual-document-retrieval language:ko language:en license:cc-by-sa-4.0 size_categories:10K<n<100K format:parquet modality:image modality:text library:datasets library:pandas library:mlcroissant library:polars arxiv:2511.04910 region:us multimodal retrieval question-answering public-domain visual-document-retrieval rag