task_categories:text-retrieval task_ids:document-retrieval annotations_creators:derived multilinguality:monolingual source_datasets:ai-forever/ria-news-retrieval language:rus license:cc-by-nc-nd-4.0 size_categories:100K<n<1M format:parquet modality:text library:datasets library:dask library:mlcroissant library:polars arxiv:1901.07786 arxiv:2502.13595 arxiv:2210.07316 region:us mteb text