{"url":"/dataset/trecvid-avs21-v3c1","name":"TRECVID-AVS21 (V3C1)","full_name":null,"description_markdown":"The dataset has been designed to represent true web videos in the wild, with good visual quality and diverse content characteristics,  The test video collection for TRECVID-AVS2019-TRECVID-AVS2021, which contains 1,082,649 web video clips, with even more diverse content, no predominant characteristics and low self-similarity.","description_withheld":null,"homepage":"https://trecvid.nist.gov/index.html","introduced_date":null,"introduced_date_note":null,"introduced_by":null,"license":null,"modalities":[{"name":"Videos","url":"/datasets/modality/videos"},{"name":"Texts","url":"/datasets/modality/texts"}],"tasks":[{"name":"Ad-hoc video search","url":"/task/ad-hoc-video-search","datasets_with_task":"/datasets/task/ad-hoc-video-search"}],"languages":[{"name":"English","url":"/datasets/language/english"}],"variants":["TRECVID-AVS21 (V3C1)"],"data_loaders":[],"num_papers_in_archive":0,"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."}