{"url":"/dataset/object-discovery","name":"Object Discovery","full_name":null,"description_markdown":"The **Object Discovery** dataset was collected by downloading images from Internet for airplane, car and horse. It is significantly larger and thus, diverse in terms of viewpoints, texture, color etc\r\n\r\nSource: [One shot Joint Colocalization & Cosegmentation](https://arxiv.org/abs/1705.06000)\r\nImage Source: [http://people.csail.mit.edu/mrub/ObjectDiscovery/](http://people.csail.mit.edu/mrub/ObjectDiscovery/)","description_withheld":null,"homepage":"http://people.csail.mit.edu/mrub/ObjectDiscovery/","introduced_date":"2013-01-01","introduced_date_note":null,"introduced_by":{"paper":"/paper/unsupervised-joint-object-discovery-and","title":"Unsupervised Joint Object Discovery and Segmentation in Internet Images","first_author":"Michael Rubinstein","url":null},"license":{"name":"Unknown","url":null},"modalities":[{"name":"Images","url":"/datasets/modality/images"}],"tasks":[{"name":"Single-object discovery","url":"/task/single-object-discovery","datasets_with_task":"/datasets/task/single-object-discovery"},{"name":"Single-object colocalization","url":"/task/single-object-colocalization","datasets_with_task":"/datasets/task/single-object-colocalization"}],"languages":[],"variants":["Object Discovery"],"data_loaders":[],"num_papers_in_archive":52,"source":{"archive":"pwc-archive (Hugging Face), CC BY-SA 4.0","snapshot":"2025-07-28"},"benchmarks":[{"leaderboard":"/sota/single-object-discovery-on-object-discovery","task":"Single-object discovery","dataset_variant":"Object Discovery","rows":2,"metrics":["CorLoc"],"first_row_in_archive_order":{"model":"rOSD","paper":"/paper/toward-unsupervised-multi-object-discovery-in","metrics":{"CorLoc":"89.2"},"code_links":[{"title":"huyvvo/rOSD","url":"https://github.com/huyvvo/rOSD"}]},"note":"rows are the archive's own order at snapshot; nothing here re-ranks them"}],"papers_with_a_benchmark_row":[{"paper":"/paper/toward-unsupervised-multi-object-discovery-in","title":"Toward unsupervised, multi-object discovery in large-scale image collections","date":"2020-07-06","rows_on_this_dataset":1,"code_links":1,"syntology":null},{"paper":"/paper/unsupervised-image-matching-and-object","title":"Unsupervised Image Matching and Object Discovery as Optimization","date":"2019-04-05","rows_on_this_dataset":1,"code_links":1,"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."}