See ?rconst in package ade4. You will need to fit the PCA with dudi.pca (same package).
Best, Renaud 2006/11/9, Poizot Emmanuel <[EMAIL PROTECTED]>: > Dear all, > > I did performed a PCA analysis (using prcomp function) on a data matrix. > Then I would like to reconstruction part of the original data set using > only specifics and choosen eigenvectors. > I would like to know if there is a function under R witch can perform > this reconstruction. > Regards > > -- > > ------------------------------------------------ > Emmanuel Poizot > Cnam/Intechmer > B.P. 324 > 50103 Cherbourg Cedex > > Phone (Direct) : (00 33)(0)233887342 > Fax : (00 33)(0)233887339 > ------------------------------------------------ > > > > ______________________________________________ > [email protected] mailing list > https://stat.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide http://www.R-project.org/posting-guide.html > and provide commented, minimal, self-contained, reproducible code. > > > -- Renaud LANCELOT Département Elevage et Médecine Vétérinaire (EMVT) du CIRAD Directeur adjoint chargé des affaires scientifiques CIRAD, Animal Production and Veterinary Medicine Department Deputy director for scientific affairs Campus international de Baillarguet TA 30 / B (Bât. B, Bur. 214) 34398 Montpellier Cedex 5 - France Tél +33 (0)4 67 59 37 17 Secr. +33 (0)4 67 59 39 04 Fax +33 (0)4 67 59 37 95 ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self-contained, reproducible code.
