Please ignore
Contrasts function for factors in the earth response.
For internal use by earth.
contr.earth.response(x, base, contrasts)
x |
a factor |
base |
unused |
contrasts |
unused |
Returns a diagonal matrix.
An example for a 3 level factor with levels A, B, and C:
A B C
A 1 0 0
B 0 1 0
C 0 0 1Earth uses this function internally.
You shouldn't need it.
It is made publicly available only because it seems that is necessary
for model.matrix.
Please choose more modern alternatives, such as Google Chrome or Mozilla Firefox.