| SpPOP_linear1 | Generation of spatial population along with spatially varying model parameters generated based on linear function of latitudes and longitudes |
| SpPOP_linear2 | Generation of spatial population includes multiple auxiliary variables along with spatially varying model parameters generated based on linear function of latitudes and longitudes |
| SpPOP_linear3 | Generation of spatial population along with spatially varying model parameters generated based on linear function of latitudes and longitudes |
| SpPOP_linear4 | Generation of spatial population along with spatially varying model parameters generated based on linear function of latitudes and longitudes |
| SpPOP_linear5 | Generation of spatial population along with spatially varying model parameters generated based on linear function of latitudes and longitudes |
| SpPOP_nonlinear1 | Generation of spatial population along with spatially varying model parameters generated based on non-linear function of latitudes and longitudes |
| SpPOP_nonlinear2 | Generation of spatial population along with spatially varying model parameters generated based on non-linear function of latitudes and longitudes |
| SpPOP_nonlinear3 | Generation of spatial population includes multiple auxiliary variables along with spatially varying model parameters generated based on non-linear function of latitudes and longitudes |
| SpPOP_nonlinear4 | Generation of spatial population along with spatially varying model parameters generated based on non-linear function of latitudes and longitudes |
| SpPOP_nonlinear5 | Generation of spatial population along with spatially varying model parameters generated based on non-linear function of latitudes and longitudes |