train a model to come in the pipeline after our finalmodelatc. that model will try to predict the likelihood of the previous model being off by some percent or some amount.
look into varying each column by a random amount up to one standard deviation, and getting a series of 10 predictions based on all those random permutations. then, average those predictions together for our final prediction. then, we can also return the variance of these predictions as an estimate of certainty.
median_absolute_error
and another trained onRMSE
) to estimate uncertainty