| Similarity | Rank | |
|---|---|---|
| Tomography | 0.900 | 93687 |
| imaging | 0.874 | 7334 |
| SPECT | 0.852 | 83054 |
| angiography | 0.850 | 49954 |
| ultrasonography | 0.839 | 80171 |
| spectroscopy | 0.836 | 40691 |
| positron | 0.830 | 81180 |
| Computed | 0.822 | 98494 |
| echocardiography | 0.819 | 67880 |
| radiographic | 0.817 | 61422 |
| microscopy | 0.817 | 30065 |
| confocal | 0.813 | 78378 |
| X-ray | 0.812 | 18437 |
| radiography | 0.812 | 63316 |
| MRI | 0.810 | 12231 |
| spectroscopic | 0.809 | 83503 |
| x-ray | 0.800 | 20351 |
| fluoroscopy | 0.799 | 99050 |
| noninvasive | 0.793 | 51891 |
| intraoperative | 0.793 | 88896 |
| fMRI | 0.783 | 55356 |
| neuroimaging | 0.780 | 79729 |
| intravascular | 0.780 | 93976 |
| perfusion | 0.778 | 52828 |
| radiograph | 0.775 | 90838 |