Center for Machine Learning and Intelligent Systems
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Welcome to the UC Irvine Machine Learning Repository!

We currently maintain 22 data sets as a service to the machine learning community. You may view all data sets through our searchable interface. Our old web site is still available, for those who prefer the old format. For a general overview of the Repository, please visit our About page. For information about citing data sets in publications, please read our citation policy. If you wish to donate a data set, please consult our donation policy. For any other questions, feel free to contact the Repository librarians.

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Latest News:
04-04-2013: Welcome to the new Repository admins Kevin Bache and Moshe Lichman!
03-01-2010: Note from donor regarding Netflix data
10-16-2009: Two new data sets have been added.
09-14-2009: Several data sets have been added.
07-23-2008: Repository mirror has been set up.
03-24-2008: New data sets have been added!
06-25-2007: Two new data sets have been added: UJI Pen Characters, MAGIC Gamma Telescope


Featured Data Set:  


Newest Data Sets:
11-01-1998:
 Anonymous Microsoft Web Data
01-01-1998:
 Arrhythmia
06-01-1997:
 Car Evaluation
05-01-1996:
 Adult
05-01-1996:
 Census Income
12-01-1995:
 Breast Cancer Wisconsin (Prognostic)
12-01-1995:
 Abalone
11-01-1995:
 Breast Cancer Wisconsin (Diagnostic)
09-01-1994:
 Badges
04-22-1994:
 Balance Scale
Most Popular Data Sets (hits since 2007):
825620:
 Iris
583355:
 Adult
479225:
 Wine
410149:
 Car Evaluation
378194:
 Breast Cancer Wisconsin (Diagnostic)
321220:
 Abalone
284444:
 Wine Quality
279541:
 Heart Disease
254205:
 Poker Hand
245432:
 Human Activity Recognition Using Smartphones

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