ubIonosphere: Ionosphere dataset

In unbalanced: Racing for Unbalanced Methods Selection

Description

The datasets is a modifcation of Ionosphere dataset cotained in "mlbench" package. It contains only numerical input variables, i.e. the first two variables are removed. The Class variable orginally taking values bad and good has been transformed into a factor where 1 denotes bad and 0 good.

Usage

data(ubIonosphere)

Format

A data frame with 351 observations on 33 independent variables (all numerical) and one last defining the class (1 or 0).

Source

http://cran.r-project.org/package=mlbench

Examples

data(ubIonosphere)
summary(ubIonosphere)

Example output

Loading required package: mlr
Loading required package: ParamHelpers
Loading required package: foreach
Loading required package: doParallel
Loading required package: iterators
Loading required package: parallel
       V3                V4                 V5                V6         
 Min.   :-1.0000   Min.   :-1.00000   Min.   :-1.0000   Min.   :-1.0000  
 1st Qu.: 0.4721   1st Qu.:-0.06474   1st Qu.: 0.4127   1st Qu.:-0.0248  
 Median : 0.8711   Median : 0.01631   Median : 0.8092   Median : 0.0228  
 Mean   : 0.6413   Mean   : 0.04437   Mean   : 0.6011   Mean   : 0.1159  
 3rd Qu.: 1.0000   3rd Qu.: 0.19418   3rd Qu.: 1.0000   3rd Qu.: 0.3347  
 Max.   : 1.0000   Max.   : 1.00000   Max.   : 1.0000   Max.   : 1.0000  
       V7                V8                 V9                V10          
 Min.   :-1.0000   Min.   :-1.00000   Min.   :-1.00000   Min.   :-1.00000  
 1st Qu.: 0.2113   1st Qu.:-0.05484   1st Qu.: 0.08711   1st Qu.:-0.04807  
 Median : 0.7287   Median : 0.01471   Median : 0.68421   Median : 0.01829  
 Mean   : 0.5501   Mean   : 0.11936   Mean   : 0.51185   Mean   : 0.18135  
 3rd Qu.: 0.9692   3rd Qu.: 0.44567   3rd Qu.: 0.95324   3rd Qu.: 0.53419  
 Max.   : 1.0000   Max.   : 1.00000   Max.   : 1.00000   Max.   : 1.00000  
      V11                V12                V13               V14          
 Min.   :-1.00000   Min.   :-1.00000   Min.   :-1.0000   Min.   :-1.00000  
 1st Qu.: 0.02112   1st Qu.:-0.06527   1st Qu.: 0.0000   1st Qu.:-0.07372  
 Median : 0.66798   Median : 0.02825   Median : 0.6441   Median : 0.03027  
 Mean   : 0.47618   Mean   : 0.15504   Mean   : 0.4008   Mean   : 0.09341  
 3rd Qu.: 0.95790   3rd Qu.: 0.48237   3rd Qu.: 0.9555   3rd Qu.: 0.37486  
 Max.   : 1.00000   Max.   : 1.00000   Max.   : 1.0000   Max.   : 1.00000  
      V15               V16                V17               V18           
 Min.   :-1.0000   Min.   :-1.00000   Min.   :-1.0000   Min.   :-1.000000  
 1st Qu.: 0.0000   1st Qu.:-0.08170   1st Qu.: 0.0000   1st Qu.:-0.225690  
 Median : 0.6019   Median : 0.00000   Median : 0.5909   Median : 0.000000  
 Mean   : 0.3442   Mean   : 0.07113   Mean   : 0.3819   Mean   :-0.003617  
 3rd Qu.: 0.9193   3rd Qu.: 0.30897   3rd Qu.: 0.9357   3rd Qu.: 0.195285  
 Max.   : 1.0000   Max.   : 1.00000   Max.   : 1.0000   Max.   : 1.000000  
      V19               V20                V21               V22           
 Min.   :-1.0000   Min.   :-1.00000   Min.   :-1.0000   Min.   :-1.000000  
 1st Qu.: 0.0000   1st Qu.:-0.23467   1st Qu.: 0.0000   1st Qu.:-0.243870  
 Median : 0.5762   Median : 0.00000   Median : 0.4991   Median : 0.000000  
 Mean   : 0.3594   Mean   :-0.02402   Mean   : 0.3367   Mean   : 0.008296  
 3rd Qu.: 0.8993   3rd Qu.: 0.13437   3rd Qu.: 0.8949   3rd Qu.: 0.188760  
 Max.   : 1.0000   Max.   : 1.00000   Max.   : 1.0000   Max.   : 1.000000  
      V23               V24                V25               V26          
 Min.   :-1.0000   Min.   :-1.00000   Min.   :-1.0000   Min.   :-1.00000  
 1st Qu.: 0.0000   1st Qu.:-0.36689   1st Qu.: 0.0000   1st Qu.:-0.33239  
 Median : 0.5318   Median : 0.00000   Median : 0.5539   Median :-0.01505  
 Mean   : 0.3625   Mean   :-0.05741   Mean   : 0.3961   Mean   :-0.07119  
 3rd Qu.: 0.9112   3rd Qu.: 0.16463   3rd Qu.: 0.9052   3rd Qu.: 0.15676  
 Max.   : 1.0000   Max.   : 1.00000   Max.   : 1.0000   Max.   : 1.00000  
      V27               V28                V29               V30          
 Min.   :-1.0000   Min.   :-1.00000   Min.   :-1.0000   Min.   :-1.00000  
 1st Qu.: 0.2864   1st Qu.:-0.44316   1st Qu.: 0.0000   1st Qu.:-0.23689  
 Median : 0.7082   Median :-0.01769   Median : 0.4966   Median : 0.00000  
 Mean   : 0.5416   Mean   :-0.06954   Mean   : 0.3784   Mean   :-0.02791  
 3rd Qu.: 0.9999   3rd Qu.: 0.15354   3rd Qu.: 0.8835   3rd Qu.: 0.15407  
 Max.   : 1.0000   Max.   : 1.00000   Max.   : 1.0000   Max.   : 1.00000  
      V31               V32                 V33               V34          
 Min.   :-1.0000   Min.   :-1.000000   Min.   :-1.0000   Min.   :-1.00000  
 1st Qu.: 0.0000   1st Qu.:-0.242595   1st Qu.: 0.0000   1st Qu.:-0.16535  
 Median : 0.4428   Median : 0.000000   Median : 0.4096   Median : 0.00000  
 Mean   : 0.3525   Mean   :-0.003794   Mean   : 0.3494   Mean   : 0.01448  
 3rd Qu.: 0.8576   3rd Qu.: 0.200120   3rd Qu.: 0.8138   3rd Qu.: 0.17166  
 Max.   : 1.0000   Max.   : 1.000000   Max.   : 1.0000   Max.   : 1.00000  
 Class  
 0:225  
 1:126  
        
        
        
        

unbalanced documentation built on May 2, 2019, 7:01 a.m.