{"url":"/dataset/dir-lab-copdgene","name":"DIR-LAB COPDgene","full_name":"The Deformable Image Registration Laboratory","description_markdown":"Inspiratory and exipratory breath-hold CT image pairs acquired from the National Heart Lung Blood Institute COPDgene study archive.","description_withheld":null,"homepage":"https://www.dir-lab.com","introduced_date":null,"introduced_date_note":null,"introduced_by":null,"license":null,"modalities":[],"tasks":[{"name":"Image Registration","url":"/task/image-registration","datasets_with_task":"/datasets/task/image-registration"}],"languages":[],"variants":["DIR-LAB COPDgene"],"data_loaders":[{"repo":"https://github.com/openai/improved-gan","url":"https://github.com/openai/improved-gan","frameworks":["pytorch"]}],"num_papers_in_archive":4,"source":{"archive":"pwc-archive (Hugging Face), CC BY-SA 4.0","snapshot":"2025-07-28"},"benchmarks":[{"leaderboard":"/sota/image-registration-on-dir-lab-copdgene","task":"Image Registration","dataset_variant":"DIR-LAB COPDgene","rows":1,"metrics":["landmarks"],"first_row_in_archive_order":{"model":"Recursive Refinement Network","paper":"/paper/recursive-refinement-network-for-deformable","metrics":{"landmarks":"0.83"},"code_links":[{"title":"Novestars/Recursive_Refinement_Network","url":"https://github.com/Novestars/Recursive_Refinement_Network"}]},"note":"rows are the archive's own order at snapshot; nothing here re-ranks them"}],"papers_with_a_benchmark_row":[{"paper":"/paper/recursive-refinement-network-for-deformable","title":"Recursive Refinement Network for Deformable Lung Registration between Exhale and Inhale CT Scans","date":"2021-06-14","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."}