Untangling direct species associations from mediator species effects with graphical models
G. Popovic, D. I. Warton, F. Thomson, F. K. Hui, A. T. Moles
This paper introduces Gaussian copula graphical models to distinguish mediator species effects from direct associations in ecological co-occurrence patterns, demonstrating improved performance on count data.
bioRxiv · Nov 19, 2018Ecology