| Typicality: | 0.375 |
| Saliency: | 0.294 |
| during the past year | 6 | temporal |
| to yemeni forces | 4 | transitive-object |
| increasingly | 3 | degree |
| u.s. → conduct → surveillance | 6 |
| u.s. → provide → surveillance | 4 |
| u.s. → provided → surveillance | 3 |
| negative | neutral | positive |
| 0.164 | 0.776 | 0.060 |
| Raw frequency | 13 |
| Normalized frequency | 0.294 |
| Modifier score | 0.500 |
| Perplexity | 48.722 |