{"url":"/dataset/oxford-affine","name":"Oxford-Affine","full_name":null,"description_markdown":"The **Oxford-Affine** dataset is a small dataset containing 8 scenes with sequence of 6 images per scene. The images in a sequence are related by homographies.\r\n\r\nSource: [A Large Dataset for Improving Patch Matching](https://arxiv.org/abs/1801.01466)\r\nImage Source: [https://www.robots.ox.ac.uk/~vgg/data/affine/](https://www.robots.ox.ac.uk/~vgg/data/affine/)","description_withheld":null,"homepage":"https://www.robots.ox.ac.uk/~vgg/data/affine/","introduced_date":"2005-01-01","introduced_date_note":null,"introduced_by":{"paper":null,"title":"A Comparison of Affine Region Detectors","first_author":null,"url":"https://doi.org/10.1007/s11263-005-3848-x"},"license":null,"modalities":[{"name":"Images","url":"/datasets/modality/images"}],"tasks":[{"name":"Image Retrieval","url":"/task/image-retrieval","datasets_with_task":"/datasets/task/image-retrieval"},{"name":"3D Reconstruction","url":"/task/3d-reconstruction","datasets_with_task":"/datasets/task/3d-reconstruction"},{"name":"Dimensionality Reduction","url":"/task/dimensionality-reduction","datasets_with_task":"/datasets/task/dimensionality-reduction"}],"languages":[],"variants":["Oxford-Affine"],"data_loaders":[],"num_papers_in_archive":7,"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."}