| Typicality: | 0.504 |
| Saliency: | 0.594 |
| in the form of thomas duncan | 9 | other |
| in late september | 2 | temporal |
| ebola → come to → america | 7 |
| ebola → come to → the united states | 6 |
| ebola → come to → the us | 5 |
| ebola → reach → the united states | 5 |
| ebola → come to → the u.s. | 4 |
| negative | neutral | positive |
| 0.449 | 0.481 | 0.071 |
| Raw frequency | 27 |
| Normalized frequency | 0.594 |
| Modifier score | 0.500 |
| Perplexity | 56.919 |