gppm (version 0.3.0)

createLeavePersonsOutFolds: Create Leave-persons-out Folds

Description

This function is used to create a leave-persons-out cross-validation fold vector to be used by crossvalidate.

Usage

createLeavePersonsOutFolds(gpModel, k = 10)

Value

A fold vector, which is a vector of length nrow(getData(gpModel)) of integers from 1 to k. If foldVector[i]=j, then data point i is assigned to fold j.

Arguments

gpModel

object of class GPPM.

k

integer scalar. Number of folds to create.

Details

The folds are created such that the data of each person is fully in one fold.

See Also

crossvalidate for how to use the created fold vector to perform cross-validation.

Examples

# \donttest{
data("demoLGCM")
lgcm <- gppm(
  "muI+muS*t", "varI+covIS*(t+t#)+varS*t*t#+(t==t#)*sigma",
  demoLGCM, "ID", "y"
)
theFolds <- createLeavePersonsOutFolds(lgcm)
# }