| generally | 7 | degree |
| according to claim | 7 | other |
| invention → relate to → endoscope | 16 |
| invention → be applied to → endoscope | 4 |
| invention → provide → endoscope | 3 |
| invention → be → endoscope treatment instrument | 3 |
| negative | neutral | positive |
| 0.027 | 0.816 | 0.157 |
| Raw frequency | 26 |
| Normalized frequency | 0.284 |
| Modifier score | 0.500 |
| Perplexity | 48.607 |