Object of class "indscal" (output from indscal), class "parafac" (output from parafac), class "parafac2" (output from parafac2), class "sca" (output from sca), or class "tucker" (output from tucker).
neworder
Vector specifying the new factor ordering. Must be a permutation of the integers 1 to nfac.
mode
Character indicating which mode to reorder (only for tucker models). For 3-way Tucker options include "A", "B", and "C". For 4-way Tucker, options are "A", "B", "C", and "D".