Vector of character strings; types of the tiers. Allowed values: "IntervalTier","TextTier". Needs to have the same length as 'tierNames'.
tierPositions
Vector of integer values; Sort order of the tiers. Needs to have the same length as 'tierNames'.
Details
NOTE: To actually modify the tiers in a transcript object or a corpus object corpus use the functions of the package.
This function is only a helper function and for people that like experiments.