{"url":"/dataset/cvrptw","name":"CVRPTW","full_name":null,"description_markdown":"Random sampled instances of the Capacitated Vehicle Routing Problem with Time Windows (CVRPTW) for 20, 50 and 100 customer nodes.\r\n\r\n* Coordinates sampled from unit square\r\n* demands sampled as integers from range [1, 9]\r\n* time windows sampled with: \r\n    - ready times (TW start) as random integers in time horizon T\r\n    -  due times (TW end) sampled from Normal distribution\r\n\r\nThe dataset is used as a validation and test set to evaluate machine learning based solvers for the CVRPTW. \r\nThe corresponding open source sample code can be used to sample corresponding training data  or additional validation and test data, also for other problem sizes.","description_withheld":null,"homepage":"https://github.com/jokofa/JAMPR","introduced_date":"2020-09-17","introduced_date_note":null,"introduced_by":{"paper":"/paper/learning-to-solve-vehicle-routing-problems","title":"Learning to Solve Vehicle Routing Problems with Time Windows through Joint Attention","first_author":"Jonas K. Falkner","url":null},"license":{"name":"MIT","url":"https://github.com/jokofa/JAMPR/blob/master/LICENSE"},"modalities":[{"name":"Graphs","url":"/datasets/modality/graphs"},{"name":"Environment","url":"/datasets/modality/environment"}],"tasks":[{"name":"Combinatorial Optimization","url":"/task/combinatorial-optimization","datasets_with_task":"/datasets/task/combinatorial-optimization"}],"languages":[],"variants":["CVRPTW"],"data_loaders":[],"num_papers_in_archive":7,"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."}