| Similarity | Rank | |
|---|---|---|
| iapx-86-based | 0.909 | 51691 |
| 88000-based | 0.909 | 75103 |
| ibm-compatible | 0.907 | 44632 |
| non-ibm | 0.906 | 65045 |
| xvision | 0.905 | 93493 |
| z-mail | 0.904 | 92452 |
| comms | 0.904 | 83967 |
| mips-based | 0.903 | 73144 |
| orem | 0.903 | 84119 |
| co-designed | 0.903 | 92864 |
| unix-like | 0.902 | 84794 |
| parsys | 0.902 | 55153 |
| avs | 0.902 | 47297 |
| noblenet | 0.901 | 73803 |
| vars | 0.901 | 53935 |
| ungermann | 0.900 | 70694 |
| pentium-ready | 0.900 | 66530 |
| covia | 0.900 | 75122 |
| netls | 0.899 | 89914 |
| parix | 0.898 | 75381 |
| unisoft | 0.898 | 58497 |
| informix-gateway | 0.898 | 91940 |
| nutek | 0.896 | 91769 |
| xenix | 0.896 | 53595 |
| intel-based | 0.896 | 55849 |