{"url":"/dataset/clirmatrix","name":"CLIRMatrix","full_name":null,"description_markdown":"CLIRMatrix is a large collection of bilingual and multilingual datasets for Cross-Lingual Information Retrieval. It includes:\r\n\r\n* BI-139: A bilingual dataset of queries in one language matched with relevant documents in another language for 139x138=19,182 language pairs,\r\n* MULTI-8, a multilingual dataset of queries and documents jointly aligned in 8 different languages.\r\n\r\nIn total, 49 million unique queries and 34 billion (query, document, label) triplets were mined, making CLIRMatrix the largest and most comprehensive CLIR dataset to date.\r\n\r\nSource: [CLIRMatrix: A massively large collection of bilingual and multilingual datasets for Cross-Lingual Information Retrieval](/paper/clirmatrix-a-massively-large-collection-of)","description_withheld":null,"homepage":"https://github.com/ssun32/CLIRMatrix","introduced_date":null,"introduced_date_note":null,"introduced_by":{"paper":"/paper/clirmatrix-a-massively-large-collection-of","title":"CLIRMatrix: A massively large collection of bilingual and multilingual datasets for Cross-Lingual Information Retrieval","first_author":"Shuo Sun","url":null},"license":null,"modalities":[],"tasks":[{"name":"Information Retrieval","url":"/task/information-retrieval","datasets_with_task":"/datasets/task/information-retrieval"},{"name":"Cross-Lingual Information Retrieval","url":"/task/cross-lingual-information-retrieval","datasets_with_task":"/datasets/task/cross-lingual-information-retrieval"}],"languages":[],"variants":["CLIRMatrix"],"data_loaders":[{"repo":"https://github.com/ssun32/CLIRMatrix","url":"https://github.com/ssun32/CLIRMatrix","frameworks":[]}],"num_papers_in_archive":9,"source":{"archive":"pwc-archive (Hugging Face), CC BY-SA 4.0","snapshot":"2025-07-28"},"benchmarks":[],"papers_with_a_benchmark_row":[],"syntology_totals":{"read_at":"2026-09-24T18:15:14+00:00","papers_with_samples":0,"samples_harvested":0,"samples_ran":0,"samples_unverified":0,"pointer_only_for_licence":0,"papers_with_no_sample_that_ran":0,"note":"the per-paper counts above, summed; not a rate"},"papers_note":"The archive never published its papers-using-dataset list; these are papers with a leaderboard row on this dataset's benchmarks."}