A R implementation of the methods from "Log-ratio Lasso: Scalable, Sparse Estimation for Log-ratio Models" by Stephen Bates and Robert Tibshirani .
For a brief example, see this vignette.
To install this package on your machine, first install the devtools package
install.packages("devtools")and then use
library(devtools)
install_github("stephenbates19/logratiolasso")