| Similarity | Rank | |
|---|---|---|
| sunos | 0.958 | 31967 |
| axp | 0.944 | 19475 |
| sparcstations | 0.942 | 42090 |
| hp-ux | 0.939 | 21501 |
| xenix | 0.938 | 53595 |
| hp9000 | 0.937 | 85960 |
| 9000 | 0.937 | 42537 |
| sinix | 0.936 | 63188 |
| transarc | 0.934 | 39435 |
| rdb | 0.934 | 33659 |
| svr4-based | 0.934 | 82341 |
| sparcs | 0.933 | 47503 |
| openvms | 0.932 | 31561 |
| decstation | 0.931 | 55861 |
| corp-based | 0.930 | 53022 |
| ipx | 0.930 | 29898 |
| dpx | 0.930 | 43758 |
| readies | 0.929 | 39237 |
| r3000-based | 0.929 | 68730 |
| x-window | 0.928 | 33944 |
| shrinkwrap | 0.928 | 54508 |
| hyperdesk | 0.927 | 45095 |
| spx | 0.927 | 56288 |
| lu6 | 0.926 | 66217 |
| 6000 | 0.926 | 20635 |