{"url":"/dataset/multibypass140","name":"MultiBypass140","full_name":null,"description_markdown":"*BernBypass70* is a dataset consisting of 70 surgical videos of LRYGB at Inselspital, Bern University Hospital, Switzerland. The videos were recorded at a resolution of 720 × 576 at 25 fps. \r\n\r\n*StrasBypass70*, extending the Bypass40 dataset, is a collection of 70 videos of LRYGB surgeries performed by surgeons at the University Hospital of Strasbourg, France. The videos were recorded at a resolution of 854 × 480 or 1920 × 1080 resolution at 25 fps and were uniformly edited to a resolution of 854 × 480. \r\n\r\n*MultiBypass140* is the combined dataset of 140 videos from Bern and Strasbourg medical centers. All videos have been anonymized by blacking out the potentially identifying frames outside the patient’s body.","description_withheld":null,"homepage":"https://github.com/CAMMA-public/MultiBypass140","introduced_date":"2023-12-18","introduced_date_note":null,"introduced_by":{"paper":"/paper/challenges-in-multi-centric-generalization","title":"Challenges in Multi-centric Generalization: Phase and Step Recognition in Roux-en-Y Gastric Bypass Surgery","first_author":"Joel L. Lavanchy","url":null},"license":null,"modalities":[],"tasks":[{"name":"Surgical phase recognition","url":"/task/surgical-phase-recognition","datasets_with_task":"/datasets/task/surgical-phase-recognition"},{"name":"Surgical Gesture Recognition","url":"/task/surgical-gesture-recognition","datasets_with_task":"/datasets/task/surgical-gesture-recognition"}],"languages":[],"variants":["MultiBypass140"],"data_loaders":[],"num_papers_in_archive":1,"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."}