Table 4.
A comparison of bandwidths, effective number of parameters, and critical t-values for ordinary least squares (OLS) regression, geographically weighted regression (GWR), and multiscale geographically weighted regression (MGWR)
| Bandwidth | Effective # Params | Critical t-value | |||||||
|---|---|---|---|---|---|---|---|---|---|
| OLS | GWR | MGWR | OLS | GWR | MGWR | OLS | GWR | MGWR | |
| Model | n/a | n/a | n/a | 8 | 121 | 83.05 | 1.96 | 2.95 | n/a |
| Intercept | ∞ | 120 | 69 | n/a | n/a | 27.89 | n/a | n/a | 3.13 |
| Checkup | ∞ | 120 | 44 | n/a | n/a | 43.97 | n/a | n/a | 3.27 |
| Afri. Am. | ∞ | 120 | 455 | n/a | n/a | 2.68 | n/a | n/a | 2.36 |
| Hispanic | ∞ | 120 | 335 | n/a | n/a | 3.3 | n/a | n/a | 2.43 |
| SNAP | ∞ | 120 | 813 | n/a | n/a | 1.13 | n/a | n/a | 2.01 |
| College | ∞ | 120 | 786 | n/a | n/a | 1.26 | n/a | n/a | 2.06 |
| Food Des. | ∞ | 120 | 809 | n/a | n/a | 1.38 | n/a | n/a | 2.10 |
| NDVI | ∞ | 120 | 809 | n/a | n/a | 1.44 | n/a | n/a | 2.11 |