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

dataset/images/winequality-red-8_vs_6-7.jpg

Red Wine Quality (Imbalanced: 8 vs 6-7) data set

Description
Files and additional references

Description

This section describes main characteristics of the winequality-red-8_vs_6-7 data set and its attributes:

General information

Red Wine Quality (Imbalanced: 8 vs 6-7) data set
Type	Imbalanced	Origin	Real world
Features	11	(Real / Integer / Nominal)	(11 / 0 / 0)
Instances	855	IR	46.5
% Positive instances	2.11	% Negative instances	97.89
Missing values?	No

Attribute description

Attribute	Domain	Attribute	Domain
FixedAcidity	[4.6,15.9]	TotalSulfurDioxide	[6.0,289.0]
VolatileAcidity	[0.12,1.58]	Density	[0.99007,1.00369]
CitricAcid	[0.0,1.0]	PH	[2.74,4.01]
ResidualSugar	[0.9,15.5]	Sulphates	[0.33,2.0]
Chlorides	[0.012,0.611]	Alcohol	[8.4,14.9]
FreeSulfurDioxide	[1.0,72.0]	Class	{positive, negative}

Additional information

An imbalanced version of the Red Wine Quality data set, where the possitive examples belong to the class 8 and the negative examples belong to the classes 6-7.

Files and additional references

In this section you can download some files related to the winequality-red-8_vs_6-7 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 .