Currently, predict.pipelearner assumes that the output of predict on each fit will return a single vector of values. However, this isn't always the case. For example, default settings on predict.rpart when a classification tree is run will return a data frame of predicted probabilities.
Currently,
predict.pipelearnerassumes that the output ofpredicton each fit will return a single vector of values. However, this isn't always the case. For example, default settings onpredict.rpartwhen a classification tree is run will return a data frame of predicted probabilities.