{"url":"/dataset/minds-libras","name":"MINDS-Libras","full_name":null,"description_markdown":"Brazilian Sign Language (Libras) data set with 20 signs for sign language and gesture recognition benchmark:\r\n\r\n- Acontecer (To happen)\r\n- Aluno (Student)\r\n- Amarelo (Yellow)\r\n- América (America)\r\n- Aproveitar (To enjoy)\r\n- Bala (Candy)\r\n- Banco (Bank)\r\n- Banheiro (Bathroom)\r\n- Barulho (Noise)\r\n- Cinco (Five)\r\n- Conhecer (To know)\r\n- Espelho (Mirror)\r\n- Esquina (Corner)\r\n- Filho (Son)\r\n- Maçã (Apple)\r\n- Medo (Fear)\r\n- Ruim (Bad)\r\n- Sapo (Frog)\r\n- Vacina (Vaccine)\r\n- Vontade (Will)\r\n\r\nEach one of the signs was recorded 5 times by 12 signers, using a Chroma Key background. Among the signers are men and women with basic to advanced knowledge in BSL. Videos are in 1920 x 1080 MP4 files (30 fps).\r\n\r\nDisclaimer:\r\n\r\nSigner 3 is missing:\r\n- Aluno (Student)\r\n- América (America)\r\n- Cinco (Five)\r\n\r\nSigner 4 is missing:\r\n- Filho (Son)\r\n\r\n\r\nSigner 9 is missing:\r\n- Amarelo (Yellow)\r\n- Banheiro (Bathroom)\r\n- Conhecer (To know)\r\n- Esquina (Corner)\r\n- Medo (Fear)\r\n\r\n\r\nSigner 7 has extra recordings:\r\n- Barulho (Noise) - 2 extra\r\n- Filho (Son) - 1 extra\r\n\r\n \r\n\r\nFormer name: Libras-20","description_withheld":null,"homepage":"https://zenodo.org/records/2667329","introduced_date":"2021-03-01","introduced_date_note":null,"introduced_by":null,"license":{"name":"Creative Commons 4.0","url":"https://creativecommons.org/licenses/by/4.0/legalcode"},"modalities":[{"name":"Videos","url":"/datasets/modality/videos"}],"tasks":[{"name":"Sign Language Recognition","url":"/task/sign-language-recognition","datasets_with_task":"/datasets/task/sign-language-recognition"}],"languages":[{"name":"Portuguese","url":"/datasets/language/portuguese"}],"variants":["MINDS-Libras"],"data_loaders":[],"num_papers_in_archive":1,"source":{"archive":"pwc-archive (Hugging Face), CC BY-SA 4.0","snapshot":"2025-07-28"},"benchmarks":[{"leaderboard":"/sota/sign-language-recognition-on-minds-libras","task":"Sign Language Recognition","dataset_variant":"MINDS-Libras","rows":1,"metrics":["Accuracy","F1-score","Precision","Recall"],"first_row_in_archive_order":{"model":"Skeleton Image Representation","paper":"/paper/enhancing-brazilian-sign-language-recognition","metrics":{"Accuracy":"93","F1-score":"93","Precision":"94","Recall":"93"},"code_links":[]},"note":"rows are the archive's own order at snapshot; nothing here re-ranks them"}],"papers_with_a_benchmark_row":[{"paper":"/paper/enhancing-brazilian-sign-language-recognition","title":"Enhancing Brazilian Sign Language Recognition through Skeleton Image Representation","date":"2024-04-29","rows_on_this_dataset":1,"code_links":0,"syntology":null}],"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."}