| Similarity | Rank | |
|---|---|---|
| neuroimaging | 0.901 | 79729 |
| EEG | 0.832 | 33656 |
| SPECT | 0.799 | 83054 |
| MRI | 0.793 | 12231 |
| tomography | 0.783 | 35237 |
| neuropsychological | 0.776 | 71939 |
| neurofeedback | 0.764 | 99229 |
| imaging | 0.756 | 7334 |
| prefrontal | 0.749 | 55072 |
| noninvasive | 0.742 | 51891 |
| biofeedback | 0.742 | 47536 |
| echocardiography | 0.740 | 67880 |
| Tomography | 0.738 | 93687 |
| neurobiological | 0.736 | 93342 |
| hippocampal | 0.730 | 89995 |
| MRIs | 0.729 | 67132 |
| neural | 0.724 | 15541 |
| cortical | 0.722 | 38429 |
| ultrasonography | 0.720 | 80171 |
| observational | 0.720 | 28451 |
| cognitive | 0.719 | 6994 |
| positron | 0.716 | 81180 |
| spectroscopy | 0.715 | 40691 |
| ECG | 0.706 | 38410 |
| perceptual | 0.705 | 35754 |