KEEL: A software tool to assess evolutionary algorithms for Data Mining problems (regression, classification, clustering, pattern mining and so on)

KEEL-dataset - data set description

Balance Scale Multi-class Imbalanced data set

Description
Files and additional references

Description

This section describes main characteristics of the balance data set and its attributes:

General information

Balance Scale Multi-class Imbalanced data set
Type	Imbalanced	Origin	Real world
Features	4	(Real / Integer / Nominal)	(4 / 0 / 0)
Instances	625	IR	5.88
% Positive instances	14.53	% Negative instances	85.47
Missing values?	No

Attribute description

Attribute	Domain
left-weight	[1.0, 5.0]
left-distance	[1.0, 5.0]
right-weight	[1.0, 5.0]
right-distance	[1.0, 5.0]
class	{L, B, R}

Additional information

An imbalanced version of the Balance Scale data set, where there are some classes with a small number of examples while other classes have a large number of examples.

Files and additional references

In this section you can download some files related to the balance data set:

The complete data set already formatted in KEEL format can be downloaded from here .
A copy of the data set already partitioned by means of a 5-folds cross validation procedure can be downloaded from here .
The header file associated to this data set can be downloaded from here .