Topic. Unsupervised Techniques

A Correlation Matrix operator can be used in feature selection by applying weights to attributes based on their correlations and then using the Select by Weights operator:

Process

Process

$100\%+$

Parameters

Help

Select by Weights

weiaht relation $vv$

Here is the Golf data set, the resulting correlation matrix, and the weights $($outputs $1,2,$ and $3$ indicated in red boxes above$)$:

Which of the following attributes will be selected by the Select by Weights operator using the parameters given? $($Select ALL correct answers$)$

A$.$ Wind

B$.$ Play

c$.$ Outlook

D$.$ Temperature