{"url":"/dataset/citytopia","name":"CityTopia","full_name":"CityTopia","description_markdown":"CityTopia is the largest synthetic dataset for 3D cities with annotations, offering high-fidelity scenes generated using 3D assets from the Unreal Engine 5 CitySample project.\r\n\r\nFeatures\r\n\r\n- High Fidelity: Created using cutting-edge Unreal Engine 5 assets for realistic urban scenes.\r\n- Diverse Annotations: Includes semantic and instance annotations at 1080p resolution.\r\n- Versatile Renders: Contains day and night scenes in multiple resolutions.\r\n- Customizability: Provides source files for city generation via Houdini, enabling custom dataset creation.","description_withheld":null,"homepage":"https://www.infinitescript.com/project/city-dreamer-4d/","introduced_date":"2025-01-15","introduced_date_note":null,"introduced_by":{"paper":"/paper/citydreamer4d-compositional-generative-model","title":"CityDreamer4D: Compositional Generative Model of Unbounded 4D Cities","first_author":"Haozhe Xie","url":null},"license":null,"modalities":[],"tasks":[],"languages":[],"variants":["CityTopia"],"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."}