| plusminus.loo {mvdalab} | R Documentation |
Leave-one-out routine for plusminus objects
Description
When validation = 'loo' this routine effects the leave-one-out cross-validation procedure for plusminus objects.
Usage
plusminus.loo(X, Y, method = "plusminus", n_cores, ...)
Arguments
X |
a matrix of observations. |
Y |
a vector. |
method |
PlusMinus algorithm used |
n_cores |
number of cores |
... |
additional arguments. Currently ignored. |
Details
This function should not be called directly, but through the generic function plusminusFit with the argument validation = 'loo'.
Value
Provides the following crossvalideted results as a list for plusminus objects:
cvError |
leave-one-out estimate of cv error. |
in.bag |
leave-one-out samples used for model building. |
Author(s)
Richard Baumgartner (richard_baumgartner@merck.com), Nelson Lee Afanador (nelson.afanador@mvdalab.com)
References
NOTE: This function is adapted from mvr in package pls with extensive modifications by Nelson Lee Afanador and Thanh Tran.
See Also
Examples
data(plusMinusDat)
mod1 <- plusminusFit(Y ~., data = plusMinusDat, validation = "loo", n_cores = 2)
## Not run:
summary(mod1)
mod1$validation$cvError
mod1$validation$in.bag
## End(Not run)