Did you load the labdsv library in your R session? If not you need to do this:
> library(labdsv) > caherbpour <- ca(herbpour) The installer only installs the package on your harddisk. You still need to attach the package to your R session before you can use the functions in it. Hope this helps. Kjell On 24 Aug 2005, at 14:59, [EMAIL PROTECTED] wrote: > Hi, > > I am brand new to R and therefore apologize if my questions sound > stupid or if I > don't use the right words. I would like to perform a correspondence > analysis > with the ca() function of Labdsv, but here is what happens when I try: > > caherbpour<-ca(herbpour) > Erreur : impossible de trouver la fonction "ca" > > I checked that labdsv is installed: I have the 1.0-1 version. From > what I can > see, the other labdsv functions are OK, since I can find files such > as const.R, > importance.R or pca.R (which are other functions of the labdsv > package) in the R > library (but NOT ca.R or any other type of file with the name "ca" > in it). I > also tried to launch some of these other functions. I receive error > messages > because I don't know yet how to use them (ie. what arguments to > enter), but they > are at least found by R. > Is it possible the labdsv package I have is not complete (although > I installed > it via Package Installer -> Get List -> CRAN binaries) and that the > ca function > is missing ? > I saw one can also perform CA analyses with the cca function of the > vegan > package. Would it be a better solution ? are there differences > between the ca > function of labdsv and the cca one of vegan ? > > In case this can help, my operating system is OS 10.3.9 and the > version of R is > 1.12 (v1622) > > Thank you in advance for your help! > > Anne Boesch > _______________________________________________ R-SIG-Mac mailing list [email protected] https://stat.ethz.ch/mailman/listinfo/r-sig-mac
