{"url":"/dataset/msls","name":"MSLS","full_name":"Mapillary Street-level Sequences Dataset","description_markdown":"The largest and most diverse dataset for lifelong place recognition from image sequences in urban and suburban settings.","description_withheld":null,"homepage":"https://www.mapillary.com/dataset/places","introduced_date":"2020-06-01","introduced_date_note":null,"introduced_by":{"paper":"/paper/mapillary-street-level-sequences-a-dataset","title":"Mapillary Street-Level Sequences: A Dataset for Lifelong Place Recognition","first_author":"Frederik Warburg","url":null},"license":{"name":"Creative Commons Attribution NonCommercial Share Alike (CC BY-NC-SA) license","url":"https://creativecommons.org/licenses/by-nc-sa/4.0/"},"modalities":[],"tasks":[{"name":"Visual Place Recognition","url":"/task/visual-place-recognition","datasets_with_task":"/datasets/task/visual-place-recognition"}],"languages":[{"name":"English","url":"/datasets/language/english"}],"variants":["MSLS"],"data_loaders":[],"num_papers_in_archive":57,"source":{"archive":"pwc-archive (Hugging Face), CC BY-SA 4.0","snapshot":"2025-07-28"},"benchmarks":[{"leaderboard":"/sota/visual-place-recognition-on-msls","task":"Visual Place Recognition","dataset_variant":"MSLS","rows":3,"metrics":["Recall@1","Recall@5"],"first_row_in_archive_order":{"model":"ProGEO","paper":"/paper/progeo-generating-prompts-through-image-text","metrics":{"Recall@1":"84.9","Recall@5":"91.6"},"code_links":[{"title":"chain-mao/progeo","url":"https://github.com/chain-mao/progeo"}]},"note":"rows are the archive's own order at snapshot; nothing here re-ranks them"}],"papers_with_a_benchmark_row":[{"paper":"/paper/progeo-generating-prompts-through-image-text","title":"ProGEO: Generating Prompts through Image-Text Contrastive Learning for Visual Geo-localization","date":"2024-06-04","rows_on_this_dataset":1,"code_links":1,"syntology":null},{"paper":"/paper/data-efficient-large-scale-place-recognition","title":"Data-efficient Large Scale Place Recognition with Graded Similarity Supervision","date":"2023-03-21","rows_on_this_dataset":1,"code_links":1,"syntology":{"read_at":"2026-09-24T18:15:14+00:00","samples_harvested":12,"samples_ran":0,"samples_unverified":12,"pointer_only_for_licence":0,"claim":"Per-sample execution on synthesized fixtures; not a correctness claim."}},{"paper":"/paper/rethinking-visual-geo-localization-for-large","title":"Rethinking Visual Geo-localization for Large-Scale Applications","date":"2022-04-05","rows_on_this_dataset":1,"code_links":2,"syntology":{"read_at":"2026-09-24T18:15:14+00:00","samples_harvested":10,"samples_ran":6,"samples_unverified":4,"pointer_only_for_licence":2,"claim":"Per-sample execution on synthesized fixtures; not a correctness claim."}}],"syntology_totals":{"read_at":"2026-09-24T18:15:14+00:00","papers_with_samples":2,"samples_harvested":22,"samples_ran":6,"samples_unverified":16,"pointer_only_for_licence":2,"papers_with_no_sample_that_ran":1,"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."}