{"url":"/dataset/h2o","name":"H2O","full_name":null,"description_markdown":"The **Human-to-Human-or-Object Interaction Dataset** (**H2O**) dataset is a dataset for Human-Object Interaction (HOI) detection. It consists in determining and locating the list of triplets <subject,verb,target> which describe all the simultaneous interactions in an image.\r\n\r\nH²O is composed of the 10 301 images from [V-COCO](v-coco) dataset to which are added 3 635 images which mostly contain interactions between people.","description_withheld":null,"homepage":"https://kalisteo.cea.fr/wp-content/uploads/2021/12/README_H2O.html","introduced_date":"2022-01-07","introduced_date_note":null,"introduced_by":{"paper":"/paper/detecting-human-to-human-or-object-h2o","title":"Detecting Human-to-Human-or-Object (H2O) Interactions with DIABOLO","first_author":"Astrid Orcesi","url":null},"license":null,"modalities":[{"name":"Images","url":"/datasets/modality/images"}],"tasks":[{"name":"Human Interaction Recognition","url":"/task/human-interaction-recognition","datasets_with_task":"/datasets/task/human-interaction-recognition"},{"name":"Human-Object Interaction Detection","url":"/task/human-object-interaction-detection","datasets_with_task":"/datasets/task/human-object-interaction-detection"}],"languages":[],"variants":["H2O"],"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."}