Generating InContext Implementation Model (IIM) To generate an IIM: Select Tools > Application Development > InContext Modeling. Start session InContext Reference Models (tticm1500m000). Select the (Re)generate Implementation Model option. In session (Re)generate Implementation Model (tticm1210m000) specify the ranges and options for generation. A report shows the results of the generation step. For more information on the fields in this session see the session's online help.