Model_Matrix: Overparameterized model matrix

In SSBtools: Statistics Norway's Miscellaneous Tools

Overparameterized model matrix

Description

All factor levels included

Usage

Model_Matrix(
  formula,
  data = NULL,
  mf = model.frame(formula, data = data),
  allFactor = TRUE,
  sparse = FALSE
)

Arguments

formula	formula
data	data frame
mf	model frame (alternative input instead of data)
allFactor	When TRUE all variables are coerced to factor
sparse	When TRUE sparse matrix created by sparse.model.matrix()

Details

Example:

z <- SSBtoolsData("sp_emp_withEU")

SSBtools:::Model_Matrix(~age*year + geo, z)

Value

model matrix created via model.matrix() or sparse.model.matrix()

SSBtools documentation built on Oct. 30, 2024, 5:09 p.m.