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

We currently maintain 475 data sets as a service to the machine learning community. You may view all data sets through our searchable interface. 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:
09-24-2018: Welcome to the new Repository admins Dheeru Dua and Efi Karra Taniskidou!
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.
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:  Breast Cancer Wisconsin (Diagnostic)

Task: Classification
Data Type: Multivariate
# Attributes: 32
# Instances: 569

Diagnostic Wisconsin Breast Cancer Database
Newest Data Sets:
06-22-2019:
 Query Analytics Workloads Dataset
05-07-2019:
 Metro Interstate Traffic Volume
04-22-2019:
 Facebook Live Sellers in Thailand
04-15-2019:
 Gas sensor array temperature modulation
04-14-2019:
 Rice Leaf Diseases
04-10-2019:
 Parkinson Dataset with replicated acoustic features
04-08-2019:
 Labeled Text Forum Threads Dataset
01-07-2019:
 EMG data for gestures
01-02-2019:
 Parking Birmingham
12-19-2018:
 Tarvel Review Ratings
12-19-2018:
 Travel Reviews
12-12-2018:
 Behavior of the urban traffic of the city of Sao Paulo in Brazil
Most Popular Data Sets (hits since 2007):
2707555:
 Iris
1531669:
 Adult
1187613:
 Wine
1005794:
 Car Evaluation
975206:
 Wine Quality
960912:
 Heart Disease
956548:
 Breast Cancer Wisconsin (Diagnostic)
927195:
 Bank Marketing
851676:
 Human Activity Recognition Using Smartphones
799956:
 Abalone
768201:
 Forest Fires
538288:
 Poker Hand

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