can you use an ordinal or nonlinear dataset can a dataset be used to compute pca can you use a non linear principal components analysis in multivariate datasets can an ordinal dataset be used as a non linear pca can you use nonlinear principal components analysis with ordinal data can you use principal component analysis on ordinal data? can i use nonlinear pca why do you need non linear principal components analysis what is non linear principal components can i use non linear principal components can you use the CATPCA for a multivariate dataset? can i use a nonlinear analysis on ordinal data sets? how can i reduce the number of variables in a dataset why is nonlinear pca useful for multivariate datasets can i use pca on ordinal data what type of data does a pca can you use nonlinear principal components analysis can pca be used as parametric what kind of data can be used for nonlinear analysis can you use pca in multivariate dataset