An entire wiki is devoted to describing definitions, calculations, changes, and use cases for the metrics.
Data dictionaries are used to define the metrics that display on champmonitoring.org. From 2011-Spring 2017 the data dictionaries were used to control static views. With the completion of the API in spring 2017 the metric views were changed to a dynamic system and metric schemas managed in the CHamP Workbench became the active method for controlling metric views on champmonitoring.org.
Variance Decomposition for 2011-2017
The variance decomposition code is stored in the GRTS analysis Code Repository.
Outline of metrics used to support modeling.