| Typicality: | 0.325 |
| Saliency: | 0.305 |
| on a possible target | 4 | transitive-object |
| by the u. s government | 3 | other |
| often | 2 | temporal |
| terrorist → conduct → surveillance | 8 |
| terrorist → be under → surveillance | 5 |
| terrorist → do → surveillance | 3 |
| negative | neutral | positive |
| 0.587 | 0.403 | 0.010 |
| Raw frequency | 16 |
| Normalized frequency | 0.305 |
| Modifier score | 0.600 |
| Perplexity | 122.363 |