| Similarity | Rank | |
|---|---|---|
| ESS | 0.784 | 68777 |
| MCI | 0.768 | 50399 |
| IMS | 0.750 | 36731 |
| TMS | 0.732 | 42679 |
| Unisys | 0.728 | 76309 |
| GCS | 0.728 | 89653 |
| NMS | 0.696 | 92537 |
| Lucent | 0.696 | 74238 |
| CMI | 0.695 | 64367 |
| TCS | 0.694 | 48891 |
| AMS | 0.692 | 36296 |
| IBM | 0.686 | 8506 |
| ADS | 0.684 | 51854 |
| OMS | 0.683 | 84818 |
| DSM | 0.683 | 40474 |
| PSS | 0.682 | 79716 |
| Siemens | 0.680 | 22257 |
| NCS | 0.676 | 67098 |
| ECI | 0.671 | 94311 |
| Systems | 0.668 | 4291 |
| DMS | 0.664 | 55522 |
| HDS | 0.663 | 85380 |
| FMS | 0.663 | 46312 |
| McKesson | 0.662 | 94054 |
| SAP | 0.660 | 12083 |