| Evaluation item | Interoperability and standardization(C) >> Interoperability among ISs(C.1) |
| Metric | <C-1-1> Average interoperability level among battlefield MISs |
| Explanation | Average Levels of Information System Interoperability (LISI) among battlefield MISs |
| Measurement method | X = Average LISI among battlefield MISs |
| Y= X T a r g e t V a l u e × 100 (satisfaction ratio of interoperability) |
| Data gathering method (Data sources) | □ System ■ Data |
| □ Questionnaires □ Interview |
| ※ Use the LISI result measured by Defense Interoperability Center |