| Typicality: | 0.476 |
| Saliency: | 0.377 |
| method → be developed over → last fifteen to twenty years | 58 |
| method → be developed over → last 15 to 20 years | 7 |
| method → be developed over → last few decades | 3 |
| negative | neutral | positive |
| 0.123 | 0.809 | 0.068 |
| Raw frequency | 68 |
| Normalized frequency | 0.377 |
| Modifier score | 0.700 |
| Perplexity | 34.240 |