- Productions scientifiques
The scoop (Sparse cooperative regression)
R package fits coop-Lasso, group-Lasso and Lasso solution paths for linear regression and logistic regression. The cooperative-Lasso (in short coop-Lasso) may be viewed as a modification of the group-Lasso penalty that promotes sign coherence and that allows zeros within groups.
To install, run
R CMD INSTALL scoop_0.x-x.tar.gz in a terminal (tested on Linux ubuntu and Mac OS 10.6 Snowleopard).
Just launch the demo script linked to the package: in
Launch the following script to produce Figure 5 of the paper (see below). Needs
scoop package installed.