Center for Machine Learning and Intelligent Systems
About  Citation Policy  Donate a Data Set  Contact


Repository Web            Google
View ALL Data Sets

× Check out the beta version of the new UCI Machine Learning Repository we are currently testing! Contact us if you have any issues, questions, or concerns. Click here to try out the new site.

Browse Through:

Default Task

Classification (11)
Regression (6)
Clustering (2)
Other (3)

Attribute Type

Categorical (3)
Numerical (10)
Mixed (6)

Data Type

Multivariate (16)
Univariate (1)
Sequential (0)
Time-Series (2)
Text (2)
Domain-Theory (0)
Other (1)

Area - Undo

Life Sciences (75)
Physical Sciences (33)
CS / Engineering (82)
Social Sciences (20)
Business (28)
Game (5)
Other (34)

# Attributes - Undo

Less than 10 (9)
10 to 100 (20)
Greater than 100 (10)

# Instances

Less than 100 (2)
100 to 1000 (8)
Greater than 1000 (10)

Format Type

Matrix (16)
Non-Matrix (4)

20 Data Sets

Table View  List View


1. Adult: Predict whether income exceeds $50K/yr based on census data. Also known as "Census Income" dataset.

2. Autism Screening Adult: Autistic Spectrum Disorder Screening Data for Adult. This dataset is related to classification and predictive tasks.

3. Bike Sharing Dataset: This dataset contains the hourly and daily count of rental bikes between years 2011 and 2012 in Capital bikeshare system with the corresponding weather and seasonal information.

4. Census Income: Predict whether income exceeds $50K/yr based on census data. Also known as "Adult" dataset.

5. Census-Income (KDD): This data set contains weighted census data extracted from the 1994 and 1995 current population surveys conducted by the U.S. Census Bureau.

6. Congressional Voting Records: 1984 United Stated Congressional Voting Records; Classify as Republican or Democrat

7. Drug consumption (quantified): Classify type of drug consumer by personality data

8. Gender Gap in Spanish WP: Data set used to estimate the number of women editors and their editing practices in the Spanish Wikipedia

9. Higher Education Students Performance Evaluation Dataset: The data was collected from the Faculty of Engineering and Faculty of Educational Sciences students in 2019. The purpose is to predict students' end-of-term performances using ML techniques.

10. Insurance Company Benchmark (COIL 2000): This data set used in the CoIL 2000 Challenge contains information on customers of an insurance company. The data consists of 86 variables and includes product usage data and socio-demographic data

11. IPUMS Census Database: This data set contains unweighted PUMS census data from the Los Angeles and Long Beach areas for the years 1970, 1980, and 1990.

12. Kinship: Relational dataset

13. Labor Relations: From Collective Bargaining Review

14. Pedal Me Bicycle Deliveries: A dataset of weekly bicycle package deliveries by Pedal Me in London during 2020 and 2021. Nodes in the graph represent geographical units and edges are proximity based mutual adjacency relationships.

15. Real-time Election Results: Portugal 2019: Data set of the real-time election results of the 2019 Portuguese Parliamentary Election.

16. Speaker Accent Recognition: Data set featuring single English words read by speakers from six different countries for accent detection and recognition

17. Sports articles for objectivity analysis: 1000 sports articles were labeled using Amazon Mechanical Turk as objective or subjective. The raw texts, extracted features, and the URLs from which the articles were retrieved are provided.

18. Student Performance: Predict student performance in secondary education (high school).

19. US Census Data (1990): The USCensus1990raw data set contains a one percent sample of the Public Use Microdata Samples (PUMS) person records drawn from the full 1990 census sample.

20. wiki4HE: Survey of faculty members from two Spanish universities on teaching uses of Wikipedia


Supported By:

 In Collaboration With:

About  ||  Citation Policy  ||  Donation Policy  ||  Contact  ||  CML