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-white-9_vs_4.jpg

White Wine Quality (Imbalanced: 9 vs 4) data set

Description
Files and additional references

Description

This section describes main characteristics of the winequality-white-9_vs_4 data set and its attributes:

General information

White Wine Quality (Imbalanced: 9 vs 4) data set
Type	Imbalanced	Origin	Real world
Features	11	(Real / Integer / Nominal)	(11 / 0 / 0)
Instances	168	IR	32.6
% Positive instances	2.98	% Negative instances	97.02
Missing values?	No

Attribute description

Attribute	Domain	Attribute	Domain
FixedAcidity	[3.8,14.2]	TotalSulfurDioxide	[9.0,440.0]
VolatileAcidity	[0.08,1.1]	Density	[0.98711,1.03898]
CitricAcid	[0.0,1.66]	PH	[2.72,3.82]
ResidualSugar	[0.6,65.8]	Sulphates	[0.22,1.08]
Chlorides	[0.0090,0.346]	Alcohol	[8.0,14.2]
FreeSulfurDioxide	[2.0,289.0]	Class	{positive, negative}

Additional information

An imbalanced version of the White Wine Quality data set, where the possitive examples belong to the class 9 and the negative examples belong to the class 4.

Files and additional references

In this section you can download some files related to the winequality-white-9_vs_4 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 .