model.matrix.spmodel {spmodel}

Extract the model matrix from a fitted model object

Description

Extract the model matrix (X) from a fitted model object.

Usage

## S3 method for class 'splm'
model.matrix(object, ...)

## S3 method for class 'spautor'
model.matrix(object, ...)

## S3 method for class 'spglm'
model.matrix(object, ...)

## S3 method for class 'spgautor'
model.matrix(object, ...)

Arguments

object

A fitted model object from splm(), spautor(), spglm(), or spgautor().

...

Other arguments. Not used (needed for generic consistency).

Value

The model matrix (of the fixed effects), whose rows represent observations and whose columns represent explanatory variables corresponding to each fixed effect.

See Also

stats::model.matrix()

Examples

spmod <- splm(z ~ water + tarp,
  data = caribou,
  spcov_type = "exponential", xcoord = x, ycoord = y
)
model.matrix(spmod)