Research Article
Classification Method and Determination of Mountainous Area Types at Township Scales: A Case Study of Yuxi City, Yunnan Province
Table 3
The relation between the size of the window and the average topographic relief.
| Window size | Area (km2) | Average relief (m) |
| 2 × 2 | 0.0036 | 13.3291 | 3 × 3 | 0.0081 | 26.3569 | 4 × 4 | 0.0144 | 39.0506 | 5 × 5 | 0.0225 | 51.3448 | 6 × 6 | 0.0324 | 63.2301 | 7 × 7 | 0.0441 | 74.6776 | 8 × 8 | 0.0576 | 85.7005 | 9 × 9 | 0.0729 | 96.3601 | 10 × 10 | 0.0900 | 106.5712 | 11 × 11 | 0.1089 | 116.5744 | ⋯ | ⋯ | ⋯ | 53 × 53 | 2.5281 | 387.8541 | 54 × 54 | 2.6244 | 391.2082 | 55 × 55 | 2.7225 | 396.9445 | 56 × 56 | 2.8224 | 400.1518 | 57 × 57 | 2.9241 | 406.2713 | ⋯ | ⋯ | ⋯ | 150 × 150 | 20.25 | 699.0040 | 151 × 151 | 20.5209 | 699.7820 | 152 × 152 | 20.7936 | 706.0452 | ⋯ | ⋯ | ⋯ | 194 × 194 | 33.8724 | 789.0474 | 195 × 195 | 34.2225 | 789.3074 | 196 × 196 | 34.5744 | 802.8152 | 197 × 197 | 34.9281 | 802.5625 | 198 × 198 | 35.2836 | 801.0867 | 199 × 199 | 35.6409 | 805.1577 |
|
|