| Similarity | Rank | |
|---|---|---|
| 1-based | 0.931 | 84527 |
| mbus-based | 0.928 | 74895 |
| xenix | 0.928 | 53595 |
| uni-processor | 0.925 | 73206 |
| corp-motorola | 0.924 | 98979 |
| xoftware | 0.923 | 95034 |
| 700s | 0.923 | 59326 |
| intel-based | 0.921 | 55849 |
| 3000 | 0.919 | 72338 |
| two-user | 0.918 | 85992 |
| sunpc | 0.918 | 75771 |
| pc-xview | 0.917 | 92376 |
| r4000-based | 0.917 | 81169 |
| processor-independent | 0.917 | 75245 |
| desqview | 0.916 | 83499 |
| 600mp | 0.916 | 80822 |
| sparcclassic | 0.916 | 65958 |
| pc-dos | 0.916 | 76178 |
| svr4-based | 0.914 | 82341 |
| vaxe | 0.911 | 68878 |
| unixe | 0.911 | 90942 |
| microkernel-based | 0.910 | 84462 |
| mpe | 0.910 | 43668 |
| microvax | 0.910 | 75642 |
| tsunami-based | 0.909 | 81359 |