Table 2.
Model selection results based on corrected Akaike's Information Criterion*
| Study areas | Models | Parameters | Environmental variables | AICc | DAIC | Weight |
|---|---|---|---|---|---|---|
| Aberdeen | ||||||
| 1 | 3 | ODE, grass/hay, emergent wetland | 660.286 | 0 | 0.22 | |
| 2 | 2 | Grass/hay, emergent wetland | 660.599 | 0.313 | 0.18 | |
| 3 | 4 | ODE, emergent wetland, ponding frequency > 75% | 662.284 | 1.998 | 0.08 | |
| 4 | 4 | ODE, grass/hay, cropland, emergent wetland | 662.284 | 1.998 | 0.08 | |
| 5 | 3 | Grass/hay, cropland, emergent wetland | 662.425 | 2.139 | 0.07 | |
| Sioux Falls | ||||||
| 1 | 2 | Urban, ponding frequency > 75% | 494.288 | 0 | 0.48 | |
| 2 | 3 | Urban, emergent wetland, ponding frequency > 75% | 496.261 | 1.973 | 0.18 | |
| 3 | 3 | ODE, cropland, ponding frequency > 75% | 498.389 | 4.101 | 0.06 | |
| 4 | 2 | Cropland, ponding frequency > 75% | 498.637 | 4.349 | 0.05 | |
| 5 | 4 | ODE, grass/hay cropland, ponding frequency > 75% | 499.321 | 5.033 | 0.04 | |
| Rapid City | ||||||
| 1 | 4 | Elevation, cropland, forest, ponding frequency > 75% | 813.441 | 0 | 0.12 | |
| 2 | 3 | Elevation, forest, ponding frequency > 75% | 814.217 | 0.776 | 0.08 | |
| 3 | 5 | Elevation, ODE, cropland, forest, ponding frequency > 75% | 814.518 | 1.077 | 0.07 | |
| 4 | 4 | Elevation, ODE, forest, ponding frequency > 75% | 814.911 | 1.470 | 0.06 | |
| 5 | 5 | Elevation, grass/hay, cropland, forest, ponding frequency > 75% | 815.095 | 1.654 | 0.05 |
*
AICc = corrected Akaike's Information Criterion; DAIC = difference in Akaike's Information Criterion; ODE = open developed space.