| Typicality: | 0.463 |
| Saliency: | 0.499 |
| in the brain | 9 | location |
| tryptophan → increase → serotonin levels | 9 |
| tryptophan → increase → serotonin | 8 |
| tryptophan → boost → serotonin levels | 4 |
| tryptophan → boost → serotonin production | 4 |
| negative | neutral | positive |
| 0.053 | 0.493 | 0.454 |
| Raw frequency | 25 |
| Normalized frequency | 0.499 |
| Modifier score | 0.500 |
| Perplexity | 31.229 |