Space: Apache Mahout (https://cwiki.apache.org/confluence/display/MAHOUT) Page: Collections (https://cwiki.apache.org/confluence/display/MAHOUT/Collections)
Edited by Lance Norskog: --------------------------------------------------------------------- TODO: Organize these somehow, add one-line blurbs Organize by usage? (classification, recommendation etc.) *Collections of Collections* [ML Data|http://mldata.org/about/] ... repository supported by Pascal 2. [DBPedia|http://wiki.dbpedia.org/Downloads30] [UCI Machine Learning Repo|http://archive.ics.uci.edu/ml/] [http://mloss.org/community/blog/2008/sep/19/data-sources/] [InfoChimps|http://infochimps.com/] Free and purchasable datasets *Categorization Data* [20Newsgroups|http://people.csail.mit.edu/jrennie/20Newsgroups/] [RCV1 data set|http://jmlr.csail.mit.edu/papers/volume5/lewis04a/lyrl2004_rcv1v2_README.htm] [10 years of CLEF Data|http://direct.dei.unipd.it/] http://ece.ut.ac.ir/DBRG/Hamshahri/ (Approximately 160k categorized docs) There is a newer beta verson here: http://ece.ut.ac.ir/DBRG/Hamshahri/ham2/ (Approximately 320k categorized docs) *Recommendation Data* [Netflix Prize/Dataset|http://www.netflixprize.com/download] [Book usage and recommendation data from the University of Huddersfield|http://library.hud.ac.uk/data/usagedata/] [Last.fm|http://denoiserthebetter.posterous.com/music-recommendation-datasets] - Non-commercial use only *Multilingual Data* [http://urd.let.rug.nl/tiedeman/OPUS/OpenSubtitles.php] - 308,000 subtitle files covering about 18,900 movies in 59 languages (July 2006 numbers) Note: user uploads of copyrighted content. [Statistical Machine Translation|http://www.statmt.org/] - devoted to all things language translation. Includes multilingual corpuses of European and Canadian legal tomes. *Geospatial* [Natural Earth Data|http://www.naturalearthdata.com/] [Open Street Maps|http://wiki.openstreetmap.org/wiki/Main_Page] And other crowd-sourced mapping data sites. *General Resources* [theinfo|http://theinfo.org/] [WordNet|http://wordnet.princeton.edu/obtain] *Stuff* [http://www.cs.technion.ac.il/~gabr/resources/data/ne_datasets.html] [4 Universities Data Set|http://www-2.cs.cmu.edu/afs/cs.cmu.edu/project/theo-20/www/data/] [Large crawl of Twitter|http://an.kaist.ac.kr/traces/WWW2010.html] [UniProt|http://beta.uniprot.org/] [http://www.icwsm.org/2009/data/] http://data.gov http://www.ckan.net/ http://www.guardian.co.uk/news/datablog/2010/jan/07/government-data-world http://data.gov.uk/ [Airline on-time information - 1987-2008|http://stat-computing.org/dataexpo/2009/] - 120m CSV records, 12G uncompressed Change your notification preferences: https://cwiki.apache.org/confluence/users/viewnotifications.action
