Displaying 1 result from an estimated 1 matches for "va038807".
2009 Mar 06
3
PCA and categorical data
...to select appropriate variables and
to view the data using a method like Principle Components Analysis (PCA) [4].
This approach gives us a clear picture of the data using KL-plot of the PCA.
However, the method is not settled for the data including categorical data.
[http://hp.vector.co.jp/authors/VA038807/personal/covEigGiniRep17.pdf]
but I'm still not sure if it WRONG to do so.
Any opinion or reference would be very helpful
thanks