data components into a 3-dimensional array, with the last
dimension corresponding to the sets. This is only possible if all data components are matrices or
data frames with the same dimensiosn.mtd.simplify(multiData)data components.data component. In a "strict" multiData structure, the
data components are required to each be a matrix or a data frame and have the same number of
columns. In a "loose" multiData structure, the data components can be anything (but for most
purposes should be of comparable type and content).This function assumes a "strict" multiData structure.
multiData to create a multiData structure;multiData2list for converting multiData structures to plain lists.