| Typicality: | 0.403 |
| Saliency: | 0.360 |
| to date | 5 | temporal |
| on russian cave formations | 2 | location |
| scientist → use → radiometric dating | 16 |
| scientist → use → radiometric dating techniques | 4 |
| scientist → use → radiometric dating methods | 3 |
| negative | neutral | positive |
| 0.120 | 0.808 | 0.072 |
| Raw frequency | 23 |
| Normalized frequency | 0.360 |
| Modifier score | 0.500 |
| Perplexity | 63.789 |