In R, install the devtools package, and install CTD by install_github(“BRL-BCM/CTDext”).
Thistlethwaite, L.R. et al. (2020). CTD: An information-theoretic algorithm to interpret sets of metabolomic and transcriptomic perturbations in the context of graphical models. PLoS Comput Biol. 2021;17(1).
Thistlethwaite, L.R. et al. (2022). Clinical Diagnosis of Metabolic Disorders Using Untargeted Metabolomic Profiling and Disease-Specific Networks Learned from Profiling Data. Sci Rep. 2022;12(6556).