very | 12 | degree |
compared to fossil fuel | 9 | other |
above all else | 8 | degree |
hydrogen → be → clean | 37 |
hydrogen → be → clean fuel | 16 |
hydrogen → be used as → clean fuel | 5 |
negative | neutral | positive |
0.085 | 0.301 | 0.614 |
Raw frequency | 58 |
Normalized frequency | 0.551 |
Modifier score | 0.500 |
Perplexity | 40.935 |