{"url":"/dataset/news20","name":"news20","full_name":"NewsWeeder: learning to filter netnews","description_markdown":"Two datasets featuring binary and multi-class classification. The datasets were first introduced by K. Lang [1]. They can, for instance, be accessed at https://www.csie.ntu.edu.tw/~cjlin/libsvmtools/datasets/. \r\n\r\n [1] K. Lang, “NewsWeeder: learning to filter netnews,” in Proceedings of the Twelfth International Conference on International Conference on Machine Learning, A. Prieditis and S. Russell, Eds., Tahoe City, CA, USA: Morgan Kaufmann, Jul. 1995, pp. 331–339. doi: 10.1016/B978-1-55860-377-6.50048-7.","description_withheld":null,"homepage":"http://www.sciencedirect.com/science/article/pii/B9781558603776500487","introduced_date":"1995-07-09","introduced_date_note":null,"introduced_by":null,"license":null,"modalities":[{"name":"Tabular","url":"/datasets/modality/tabular"}],"tasks":[{"name":"Classification","url":"/task/classification-1","datasets_with_task":"/datasets/task/classification-1"}],"languages":[{"name":"English","url":"/datasets/language/english"}],"variants":["news20"],"data_loaders":[],"num_papers_in_archive":2,"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."}