[Biomod-commits] GAM error with binary variable

[Maria Guerrina]

Dear all,
when we use binary variables, we have this error.
Why?

Thank you


-=-=-=--=-=-=- Pallionii_PA1_RUN1

Model=GAM
          GAM_mgcv algorithm chosen
         User defined control args building..Error in
smooth.construct.tp.smooth.spec(object, dk$data, dk$knots) :
   A term has fewer unique covariate combinations than specified maximum
degrees of freedom

    ! Note :  Pallionii_PA1_RUN1_GAM failed!



Maria Guerrina
PhD Student
Università di Genova
DISTAV
Corso Dogali 1M
I - 16136 GENOVA (Italy)