{"url":"/dataset/collective-activity","name":"Collective Activity","full_name":null,"description_markdown":"The **Collective Activity** Dataset contains 5 different collective activities: crossing, walking, waiting, talking, and queueing and 44 short video sequences some of which were recorded by consumer hand-held digital camera with varying view point.\r\n\r\nSource: [http://vhosts.eecs.umich.edu/vision//activity-dataset.html](http://vhosts.eecs.umich.edu/vision//activity-dataset.html)\r\nImage Source: [http://vhosts.eecs.umich.edu/vision//activity-dataset.html](http://vhosts.eecs.umich.edu/vision//activity-dataset.html)","description_withheld":null,"homepage":"http://vhosts.eecs.umich.edu/vision//activity-dataset.html","introduced_date":"2009-01-01","introduced_date_note":null,"introduced_by":{"paper":"/paper/video-understanding-based-on-human-action-and","title":"Improved Actor Relation Graph based Group Activity Recognition","first_author":"Zijian Kuang","url":null},"license":null,"modalities":[{"name":"Videos","url":"/datasets/modality/videos"}],"tasks":[{"name":"Group Activity Recognition","url":"/task/group-activity-recognition","datasets_with_task":"/datasets/task/group-activity-recognition"}],"languages":[],"variants":["Collective Activity"],"data_loaders":[],"num_papers_in_archive":9,"source":{"archive":"pwc-archive (Hugging Face), CC BY-SA 4.0","snapshot":"2025-07-28"},"benchmarks":[{"leaderboard":"/sota/group-activity-recognition-on-collective","task":"Group Activity Recognition","dataset_variant":"Collective Activity","rows":6,"metrics":["Accuracy"],"first_row_in_archive_order":{"model":"Tamura et al.","paper":"/paper/hunting-group-clues-with-transformers-for","metrics":{"Accuracy":"96.5"},"code_links":[]},"note":"rows are the archive's own order at snapshot; nothing here re-ranks them"}],"papers_with_a_benchmark_row":[{"paper":"/paper/chase-learning-convex-hull-adaptive-shift-for","title":"CHASE: Learning Convex Hull Adaptive Shift for Skeleton-based Multi-Entity Action Recognition","date":"2024-10-09","rows_on_this_dataset":1,"code_links":1,"syntology":{"read_at":"2026-09-24T18:15:14+00:00","samples_harvested":2,"samples_ran":2,"samples_unverified":0,"pointer_only_for_licence":0,"claim":"Per-sample execution on synthesized fixtures; not a correctness claim."}},{"paper":"/paper/hunting-group-clues-with-transformers-for","title":"Hunting Group Clues with Transformers for Social Group Activity Recognition","date":"2022-07-12","rows_on_this_dataset":1,"code_links":0,"syntology":null},{"paper":"/paper/composer-compositional-learning-of-group","title":"COMPOSER: Compositional Reasoning of Group Activity in Videos with Keypoint-Only Modality","date":"2021-12-11","rows_on_this_dataset":1,"code_links":1,"syntology":null},{"paper":"/paper/learning-actor-relation-graphs-for-group","title":"Learning Actor Relation Graphs for Group Activity Recognition","date":"2019-04-23","rows_on_this_dataset":1,"code_links":2,"syntology":null},{"paper":"/paper/hierarchical-long-short-term-concurrent","title":"Hierarchical Long Short-Term Concurrent Memory for Human Interaction Recognition","date":"2018-11-01","rows_on_this_dataset":1,"code_links":0,"syntology":null},{"paper":"/paper/structure-inference-machines-recurrent-neural","title":"Structure Inference Machines: Recurrent Neural Networks for Analyzing Relations in Group Activity Recognition","date":"2015-11-13","rows_on_this_dataset":1,"code_links":0,"syntology":null}],"syntology_totals":{"read_at":"2026-09-24T18:15:14+00:00","papers_with_samples":1,"samples_harvested":2,"samples_ran":2,"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."}