{"url":"/dataset/aces","name":"ACES","full_name":"A Translation Accuracy Challenge Set","description_markdown":"**ACES** a dataset consisting of 68 phenomena ranging from simple perturbations at the word/character level to more complex errors based on discourse and real-world knowledge. It can be used to evaluate a wide range of Machine Translation metrics.","description_withheld":null,"homepage":"https://github.com/EdinburghNLP/ACES","introduced_date":"2022-10-27","introduced_date_note":null,"introduced_by":{"paper":"/paper/aces-translation-accuracy-challenge-sets-for","title":"ACES: Translation Accuracy Challenge Sets for Evaluating Machine Translation Metrics","first_author":"Chantal Amrhein","url":null},"license":null,"modalities":[{"name":"Texts","url":"/datasets/modality/texts"}],"tasks":[{"name":"Machine Translation","url":"/task/machine-translation","datasets_with_task":"/datasets/task/machine-translation"},{"name":"Translation","url":"/task/translation","datasets_with_task":"/datasets/task/translation"}],"languages":[],"variants":["ACES"],"data_loaders":[],"num_papers_in_archive":7,"source":{"archive":"pwc-archive (Hugging Face), CC BY-SA 4.0","snapshot":"2025-07-28"},"benchmarks":[{"leaderboard":"/sota/machine-translation-on-aces","task":"Machine Translation","dataset_variant":"ACES","rows":21,"metrics":["Score"],"first_row_in_archive_order":{"model":"HWTSC-Teacher-Sim","paper":"/paper/aces-translation-accuracy-challenge-sets-for","metrics":{"Score":"19.97"},"code_links":[{"title":"edinburghnlp/aces","url":"https://github.com/edinburghnlp/aces"}]},"note":"rows are the archive's own order at snapshot; nothing here re-ranks them"}],"papers_with_a_benchmark_row":[{"paper":"/paper/aces-translation-accuracy-challenge-sets-for","title":"ACES: Translation Accuracy Challenge Sets for Evaluating Machine Translation Metrics","date":"2022-10-27","rows_on_this_dataset":21,"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":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":1,"samples_harvested":2,"samples_ran":2,"samples_unverified":0,"pointer_only_for_licence":2,"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."}