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KEEL-dataset - data set description

This section describes main characteristics of the winequality-red-4 data set and its attributes:

General information

Red Wine Quality (Imbalanced: 4 vs rest) data set
TypeImbalancedOriginReal world
Features 11(Real / Integer / Nominal)(11 / 0 / 0)
Instances1599 IR29.17
% Positive instances3.31% Negative instances96.69
Missing values?No

Attribute description

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 4 and the negative examples belong to the rest of classes.

In this section you can download some files related to the winequality-red-4 data set:

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

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