1. A system for semantically coding at least one proprietary document belonging to at least one proprietary data system, the system comprising: a) at least one proprietary data terminology list associated with at least one proprietary data system, wherein each proprietary data terminology list comprises at least one proprietary data term; b) a proprietary document repository associated with the at least one proprietary data system, the proprietary document repository comprising at least one proprietary document associated with the at least one proprietary data system, each proprietary document further comprising at least one proprietary data element; c) at least one proprietary transaction record associated with the at least one proprietary data system, each proprietary transaction record comprising a timestamp and a reference to the at least one proprietary data element; and d) one or more semantic data system, wherein each semantic data system further comprises: i. an authoritative or universal semantic terminology comprising at least one semantic term; ii. means for receiving the proprietary data terminology associated with the at least one proprietary data system; iii. means for receiving the at least one proprietary document associated with the at least one proprietary data system; and iv. means for creating at least one semantic document map, wherein the at least one semantic document map comprises at least one semantic data element, and wherein each semantic data element comprises the reference to the at least one proprietary data element and at least one of the at least one semantic terms.