| Typicality: | 0.517 |
| Saliency: | 0.475 |
| to observe specific neurons | 14 | purpose |
| in a new mit study | 9 | location |
| to insert genes | 7 | purpose |
| researcher → use → optogenetics | 58 |
| researcher → used → optogenetics | 5 |
| researcher → use → optogenetic methods | 3 |
| researcher → turn to → optogenetics | 3 |
| researcher → use → optogenetic techniques | 3 |
| negative | neutral | positive |
| 0.052 | 0.778 | 0.170 |
| Raw frequency | 72 |
| Normalized frequency | 0.475 |
| Modifier score | 0.700 |
| Perplexity | 75.518 |