{"url":"/dataset/leven","name":"LEVEN","full_name":"Legal Event Detection Dataset","description_markdown":"## Overview\r\nLEVEN is the **largest Legal Event Detection** dataset as well as the **largest Chinese Event Detection** dataset.\r\n\r\n### Large Scale\r\nLEVEN contains 8,116 legal documents, 63,616 sentences, and 150,977 event mentions.\r\n\r\n### High Coverage\r\nLEVEN contains 108 event types in total, including 64 charge-oriented events and 44 general events. \r\n\r\n## Miscs\r\nLEVEN is adopted for the [Event Detection Track of CAIL 2022](http://cail.cipsc.org.cn/task1.html?raceID=1&cail_tag=2022).\r\nCheck out the LEVEN [repo](https://github.com/thunlp/LEVEN/) for more details.","description_withheld":null,"homepage":"https://github.com/thunlp/LEVEN/","introduced_date":"2022-03-16","introduced_date_note":null,"introduced_by":{"paper":"/paper/leven-a-large-scale-chinese-legal-event","title":"LEVEN: A Large-Scale Chinese Legal Event Detection Dataset","first_author":"Feng Yao","url":null},"license":null,"modalities":[{"name":"Texts","url":"/datasets/modality/texts"}],"tasks":[{"name":"Event Detection","url":"/task/event-detection","datasets_with_task":"/datasets/task/event-detection"}],"languages":[{"name":"Chinese","url":"/datasets/language/chinese"}],"variants":["LEVEN"],"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."}