Tổng hợp tài liệu compositional data

https://www.geo.fu-berlin.de/en/v/soga-r/Advances-statistics/Feature-scales/Intro_compositional_data/index.html

There are a number of methods for compositional data analysis, perhaps check out these reviews: https://www.frontiersin.org/articles/10.3389/fmicb.2017.02224/full https://www.annualreviews.org/doi/full/10.1146/annurev-statistics-010814-020351 http://www.nrcresearchpress.com/doi/full/10.1139/cjm-2015-0821?src=recsys&#.W49SfehKiUk

https://compositionaldata.com/material/others/Lecture_notes_11.pdf