| Typicality: | 0.284 |
| Saliency: | 0.082 |
| by energetic electron precipitation | 4 | cause |
| nitric oxide → be produced into → antarctic middle atmosphere | 4 |
| negative | neutral | positive |
| 0.031 | 0.907 | 0.061 |
| Raw frequency | 4 |
| Normalized frequency | 0.082 |
| Modifier score | 0.500 |
| Perplexity | 140.904 |