getVipVn {ropls} | R Documentation |
(Orthogonal) VIP of the (O)PLS(-DA) model
getVipVn(object, ...) ## S4 method for signature 'opls' getVipVn(object, orthoL = FALSE)
object |
An S4 object of class |
... |
Currently not used. |
orthoL |
Logical: Should the orthogonal VIP be returned (default is FALSE and the predictive VIP is returned) |
Numeric vector with a length equal to the number of variables and a number of columns equal to the number of components
Etienne Thevenot, etienne.thevenot@cea.fr
Galindo-Prieto B., Eriksson L. and Trygg J. (2014). Variable influence on projection (VIP) for orthogonal projections to latent structures (OPLS). Journal of Chemometrics 28, 623-632.
data(sacurine) attach(sacurine) sacurine.plsda <- opls(dataMatrix, sampleMetadata[, "gender"]) getVipVn(sacurine.plsda) detach(sacurine)