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

We currently maintain 351 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. We have also set up a mirror site for the Repository.

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


Featured Data Set:  Pseudo Periodic Synthetic Time Series

Data Type: Univariate, Time-Series
# Instances: 100000

This data set is designed for testing indexing schemes in time series databases. The data appears highly periodic, but never exactly repeats itself.
Newest Data Sets:
2016-07-15:
 Gas sensors for home activity monitoring
2016-05-19:
 Twin gas sensor arrays
2016-03-23:
 Air Quality
2016-03-05:
 Improved Spiral Test Using Digitized Graphics Tablet for Monitoring Parkinson’s Disease
2016-03-03:
 STUDENT ALCOHOL CONSUMPTION
2016-03-03:
 Detect Malacious Executable(AntiVirus)
2016-02-29:
 Occupancy Detection
2016-02-29:
 GPS Trajectories
2016-02-28:
 News Aggregator
2016-02-23:
 SIFT10M
2016-02-04:
 Indoor User Movement Prediction from RSS data
2016-01-28:
 HEPMASS
Most Popular Data Sets (hits since 2007):
1056788:
 Iris
732117:
 Adult
564670:
 Wine
482154:
 Car Evaluation
435085:
 Breast Cancer Wisconsin (Diagnostic)
375961:
 Abalone
362724:
 Wine Quality
356112:
 Heart Disease
313678:
 Human Activity Recognition Using Smartphones
295814:
 Poker Hand
260642:
 Forest Fires
237068:
 Bank Marketing

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