  |  Models |   | 
- Uninterpreted models  
An uninterpreted model is one that does not model actual data values or data-related functionality either internally or externally.  Only control information and control functionality are modeled.
-  Generally used to study information flow and performance (and also known as performance models)   
 -  Based on Petri net or queuing net theory   
 
 -  Interpreted models   
An interpreted model is one that models actual data values and data-related functionality and control-related functionality both internally and externally.
-  Used to study function, timing, and performance from high to low abstraction levels   
 
 
[Hein95]
Reprinted with permission.