Fig. 6
From: A Metabolomics study of metabolites associated with the glomerular filtration rate
Feature selection using 6 statistical methodologies in the form of a heat plot, including the least absolute shrinkage and selection operator (LASSO), optimal least absolute shrinkage and selection operator (Opt-Lasso), smoothly clipped absolute deviations (SCAD), iterative sure independent screening (ISIS), robust rank correlation-based screening (RRCS), and partial least squares (PLS).