@misc{Bartková_Renáta_New_2013, author={Bartková, Renáta}, copyright={Creative Commons Attribution BY 4.0 license}, address={Warszawa}, journal={Książka = Book}, howpublished={online}, year={2013}, publisher={Instytut Badań Systemowych. Polska Akademia Nauk}, publisher={Systems Research Institute. Polish Academy of Sciences}, language={eng}, abstract={In this paper we compare two method for reduction of dimensionality. First method is Principal component analysis and second method is Factor analysis. We present this methods for data from Atanassov’s intuitionistic fuzzy sets. We construct an example for usage of these methods. The calculations are realized in the program R.}, title={New trends in fuzzy sets, intuitionistic fuzzy sets, generalized nets and related topics. Volume I: Foundations * Principal component analysis and factor analysis for if data sets}, type={Text}, URL={http://rcin.org.pl/Content/198412/PDF/KS-2013-06-T1P03.pdf}, }