{"url":"/dataset/ubiris-v2","name":"UBIRIS.v2","full_name":"UBIRIS.v2","description_markdown":"The **UBIRIS.v2** iris dataset contains 11,102 iris images from 261 subjects with 10 images each subject. The images were captured under unconstrained conditions (at-a-distance, on-the-move and on the visible wavelength), with realistic noise factors.\n\nSource: [Constrained Design of Deep Iris Networks](https://arxiv.org/abs/1905.09481)\nImage Source: [https://arxiv.org/pdf/1905.09481.pdf](https://arxiv.org/pdf/1905.09481.pdf)","description_withheld":null,"homepage":"http://iris.di.ubi.pt/ubiris2.html","introduced_date":"2010-01-01","introduced_date_note":null,"introduced_by":{"paper":null,"title":"The UBIRIS.v2: A database of visible wavelength images captured on-the-move and at-a-distance","first_author":null,"url":"https://doi.org/10.1109/TPAMI.2009.66"},"license":null,"modalities":[{"name":"Images","url":"/datasets/modality/images"}],"tasks":[{"name":"Iris Segmentation","url":"/task/iris-segmentation","datasets_with_task":"/datasets/task/iris-segmentation"},{"name":"Iris Recognition","url":"/task/iris-recognition","datasets_with_task":"/datasets/task/iris-recognition"}],"languages":[],"variants":["UBIRIS.v2"],"data_loaders":[{"repo":"https://github.com/PpranayY2003/Iris","url":"https://github.com/PpranayY2003/Iris","frameworks":["tf","pytorch"]}],"num_papers_in_archive":0,"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":"2026-09-25T09:33:49+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."}