16. The computer system of claim 15 , wherein the at least one processor executes the instructions to: create a dimensional concept hierarchy, based on the synthesized relationships between concept definitions.
21. The computer system of claim 16 , wherein the at least one processor executes the instructions to: determine a priority for the concept definitions in the dimensional concept hierarchy based on at least one of priorities of facet attributes in the at least one facet attribute hierarchy and a count of the number of facet attributes in the respective concept definitions.