A sensible metalearner based on Lrnr_solnp is chosen based on outcome type. This amounts to choosing an appropriate loss function and combination function.

default_metalearner(outcome_type)

Arguments

outcome_type

a Variable_Type object

Details

Outcome TypeCombination FunctionLoss Function
binomialmetalearner_logistic_binomialloss_squared_error
categoricalmetalearner_linear_multinomialloss_loglik_multinomial
continuousmetalearner_linearloss_squared_error
multivariatemetalearner_linear_multivariateloss_squared_error_multivariate