| discretize | Spatial discretization. |
| fuzzyoverlay | Spatial fuzzy overlay. |
| idsa | IDSA model with spatial discretization parameters. |
| loessoptidisc | Strategy 2: Optimal spatial data discretization for individual variables based on SPADE model. |
| optidiscqs1 | Strategy 1: Optimal spatial data discretization for individual variables based on SPADE model. |
| plotdisc | Plot spatial discretization matrix. |
| qs | Power of spatial determinant (PSD). |
| qs1 | Power of spatial and multilevel discretization determinant (PSMD) of SPADE model for an individual explanatory variable. |
| qs2 | Power of interactive determinant for multiple explanatory variables in IDSA model. |
| qs2all | IDSA of all combinations |
| qsoverlay | PSD with an overlay variable. |
| selectaddavar | Selecting and adding a variable to improve PID. |
| selectgd | Selecting optimal interaction for GD model. |
| selectidsa | Selecting optimal interaction for IDSA model. |
| sigratio | Ratio of significantly different zones. |
| sim | Simulation data. |
| spade | SPADE model with spatial discretization parameters. |
| tau | Spatial dependence parameter. |