task_categories:text-retrieval annotations_creators:expert-annotated multilinguality:multilingual source_datasets:mteb/neuclir-2022 source_datasets:mteb/neuclir-2023-hard-negatives language:fas language:rus language:zho license:odc-by size_categories:100K<n<1M format:parquet modality:text library:datasets library:pandas library:mlcroissant library:polars arxiv:2404.08071 arxiv:2502.13595 arxiv:2210.07316 region:us mteb text