{"url":"/dataset/opereid","name":"OpeReid","full_name":"OpeReid","description_markdown":"The **OpeReid** dataset is a person re-identification dataset that consists of 7,413 images of 200 persons.\n\nSource: [Scalable Metric Learning via Weighted Approximate Rank Component Analysis](https://arxiv.org/abs/1603.00370)","description_withheld":null,"homepage":null,"introduced_date":"2014-01-01","introduced_date_note":null,"introduced_by":{"paper":"/paper/open-set-person-re-identification","title":"Open-set Person Re-identification","first_author":"Shengcai Liao","url":null},"license":null,"modalities":[{"name":"Images","url":"/datasets/modality/images"}],"tasks":[{"name":"Person Re-Identification","url":"/task/person-re-identification","datasets_with_task":"/datasets/task/person-re-identification"},{"name":"Stochastic Optimization","url":"/task/stochastic-optimization","datasets_with_task":"/datasets/task/stochastic-optimization"},{"name":"Metric Learning","url":"/task/metric-learning","datasets_with_task":"/datasets/task/metric-learning"}],"languages":[],"variants":["OpeReid"],"data_loaders":[],"num_papers_in_archive":3,"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."}