compositional data

name	summary	used in
closure	Rescales each row of parts to sum to total.	2
alr	Additive log-ratio against part reference (default the last).
alr_inverse
clr	Centerd log-ratio of each row.
clr_inverse
ilr	Isometric log-ratio; D parts give D - 1 coordinates, on basis (from partition_basis) or the default pivot balances.	1
ilr_inverse		1
aitchison_distance	Aitchison distance between paired rows of a and b.