| |||
| 标准差异 | |||
|
Normalized Difference : 17 phrases in 9 subjects |
| Air defense | 1 |
| Cryosphere | 4 |
| Desert science | 1 |
| Earth sciences | 4 |
| Ecology | 1 |
| General | 1 |
| Geophysics | 1 |
| Mining | 1 |
| Technology | 3 |
| |||
| 标准差异 | |||
|
Normalized Difference : 17 phrases in 9 subjects |
| Air defense | 1 |
| Cryosphere | 4 |
| Desert science | 1 |
| Earth sciences | 4 |
| Ecology | 1 |
| General | 1 |
| Geophysics | 1 |
| Mining | 1 |
| Technology | 3 |