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

Pima Indians Diabetes data set

Description
Files and additional references

Description

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

General information

Pima Indians Diabetes data set
Type	Classification	Origin	Laboratory
Features	8	(Real / Integer / Nominal)	(8 / 0 / 0)
Instances	768	Classes	2
Missing values?			No

Attribute description

Attribute	Domain
Preg	[0.0, 17.0]
Plas	[0.0, 199.0]
Pres	[0.0, 122.0]
Skin	[0.0, 99.0]
Insu	[0.0, 846.0]
Mass	[0.0, 67.1]
Pedi	[0.078, 2.42]
Age	[21.0, 81.0]
Class	{tested_negative,tested_positive}

Additional information

From National Institute of Diabetes and Digestive and Kidney Diseases. Several constraints were placed on the selection of these instances from a larger database. In particular, all patients here are females at least 21 years old of Pima Indian heritage.

The class label represents if the person has not diabetes (tested_negative) or the person has diabetes (tested_positive).

Attribute information:

1. Preg = Number of times pregnant
2. Plas = Plasma glucose concentration a 2 hours in an oral glucose tolerance test
3. Pres = Diastolic blood pressure (mm Hg)
4. Skin = Triceps skin fold thickness (mm)
5. Insu = 2-Hour serum insulin (mu U/ml)
6. Mass = Body mass index (weight in kg/(height in m)^2)
7. Pedi = Diabetes pedigree function
8. Age = Age (years)

Files and additional references

In this section you can download some files related to the pima 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 10-folds cross validation procedure 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 .
This is not a native data set from the KEEL project. It has been obtained from the UCI Machine Learning Repository. The original page where the data set can be found is: http://archive.ics.uci.edu/ml/datasets/Pima+Indians+Diabetes.