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Classification (53)
Regression (11)
Clustering (24)
Other (6)

Attribute Type

Categorical (0)
Numerical (0)
Mixed (0)

Data Type - Undo

Multivariate (24)
Univariate (2)
Sequential (5)
Time-Series (11)
Text (6)
Domain-Theory (9)
Other (13)

Area

Life Sciences (0)
Physical Sciences (0)
CS / Engineering (3)
Social Sciences (0)
Business (1)
Game (0)
Other (2)

# Attributes

Less than 10 (1)
10 to 100 (0)
Greater than 100 (0)

# Instances

Less than 100 (1)
100 to 1000 (1)
Greater than 1000 (2)

Format Type

Matrix (1)
Non-Matrix (5)

6 Data Sets

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Name

Data Types

Default Task

Attribute Types

# Instances

# Attributes

Year
 

Twenty Newsgroups

Text 

 

 

20000 

 

1999 
 

NSF Research Award Abstracts 1990-2003

Text 

 

 

129000 

 

2003 
 

UNIX User Data

Text, Sequential 

 

 

 

 

 
 

Opinosis Opinion ⁄ Review

Text 

 

 

51 

 

2010 
 

OpinRank Review Dataset

Text 

 

 

 

 

2011 
 

Eco-hotel

Text 

 

 

401 

1 

2017 

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