Research Article
The Use of LiDAR Terrain Data in Characterizing Surface Roughness and Microtopography
Table 4
Mean values of roughness metrics by landform delineated by roughness metrics.
| ā | Roughness metric | ā | Top of Ridge | Top Slope | Lower Slope | Valley Bottom | Shale Hill |
| SD of curvature (1) | 2.27 | 3.10 | 2.50 | 3.19 | 2.23 | Pit fill metric (2) | 0.08 | 0.01 | 0.03 | 0.30 | 0.02 | SD of slope (3) | 2.49 | 3.49 | 2.91 | 4.00 | 2.85 | Spline (4) | 0.21 | 0.29 | 0.29 | 0.49 | 0.26 |
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