The fit object for a sspm model

## Slots

smoothed_data

[ANY (sf)] The smoothed data.

time

[character] The column of smoothed_data that represents the temporal dimension of the dataset.

uniqueID

[character] The column of smoothed_data that is unique for all rows of the data matrix.

formula

[list] The sspm_formula object that specifies the spm model.

boundaries

[sf] Spatial boundaries (polygons).

fit

[bam] The fit of the spm model.