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

We currently maintain 335 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:  Statlog (Vehicle Silhouettes)

Task: Classification
Data Type: Multivariate
# Attributes: 18
# Instances: 946

3D objects within a 2D image by application of an ensemble of shape feature extractors to the 2D silhouettes of the objects.
Newest Data Sets:
10-26-2015:
 Heterogeneity Activity Recognition Data Set
09-24-2015:
 Educational Process Mining (EPM): A Learning Analytics Data Set
09-10-2015:
 UJIIndoorLoc-Mag
08-04-2015:
 Mice Protein Expression
07-29-2015:
 Smartphone-Based Recognition of Human Activities and Postural Transitions
07-27-2015:
 Cuff-Less Blood Pressure Estimation
07-11-2015:
 Taxi Service Trajectory - Prediction Challenge, ECML PKDD 2015
07-05-2015:
 Folio
07-03-2015:
 Chronic_Kidney_Disease
06-06-2015:
 Machine Learning based ZZAlpha Ltd. Stock Recommendations 2012-2014
Most Popular Data Sets (hits since 2007):
821255:
 Iris
575753:
 Adult
474757:
 Wine
404083:
 Car Evaluation
374278:
 Breast Cancer Wisconsin (Diagnostic)
315700:
 Abalone
281503:
 Wine Quality
276206:
 Heart Disease
252871:
 Poker Hand
244193:
 Human Activity Recognition Using Smartphones

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