13. The system of claim 12 , wherein the CDAM generation module is further configured to perform fact-based association and concept-based association.
13. The system of claim 12 , wherein the CDAM generation module is further configured to perform fact-based association and concept-based association. 14. The system of claim 13 , wherein the CDAM generation module is further configured to associate associating code units with respective description units that have an explicit link to the code units.